Abrégé

Provided in the present application is a tire building machine. The tire building machine comprises a winding machine head; a plurality of laminating templates, which are all obliquely arranged, wherein the at least two laminating templates are arranged at different heights; and a belt drum, which is movably arranged on output sides of the laminating templates and an output side of the winding machine head, wherein a movement trajectory of the belt drum is perpendicular to a conveying trajectory line of each laminating template, such that the laminating templates are always tangential to a surface of the belt drum when performing laminating. The present application solves the problem in the prior art of a passenger radial tire building machine having poor laminating precision and stability for laminating and winding different sizes of belt drums.

Classes IPC  ?

• B29D 30/26 - Accessoires ou détails, p. ex. membranes ou éléments de transfert
• B29D 30/30 - Mise en place des couchesGuidage ou étirage des couches en cours d'application

Abrégé

Disclosed are an adjusting method and an adjusting apparatus for an axial dimension of a middle drum assembly, and a building drum. The adjusting apparatus for the axial dimension of the middle drum assembly includes a first middle drum block, a second middle drum block, and an intermediate middle drum block located between the first middle drum block and the second middle drum block. The adjusting method includes: moving at least one of the first middle drum block and the second middle drum block in a direction of approaching each other, and the first middle drum block, the second middle drum block and the intermediate middle drum block cross and retract with each other, so as to shorten a length of the middle drum assembly; moving at least one of the first middle drum block and the second middle drum block in a direction away from each other, and the first middle drum block, the second middle drum block and the intermediate middle drum block cross and extend with each other, so as to increase the length of the middle drum assembly. The present application solves the problem in the related art that the production efficiency is reduced due to the frequent replacement of a tooth block.

Classes IPC  ?

• B29D 30/26 - Accessoires ou détails, p. ex. membranes ou éléments de transfert

Abrégé

The present invention provides a middle drum assembly of a building drum, and a replacement method for a middle drum block of the middle drum assembly and a building drum. The middle drum assembly includes: a drum shoulder; a middle drum block having a mounting groove and a fixing hole; a first fastener movably disposed in the drum shoulder and capable of moving along the axial direction of the building drum, the first fastener having a step surface, the mounting groove being aligned with the first fastener when the middle drum block is abutting joint the drum shoulder along the radial direction of the building drum, and the middle drum block pressing the step surface and enabling a part of the first fastener to stretch into the mounting groove; a second fastener, a part of the second fastener passing through the drum shoulder; when a part of the first fastener stretches into the mounting groove, the fixing hole is aligned with the second fastener; the middle drum block is close to the drum shoulder along the axial direction of the building drum; and a part of the second fastener exposed from the drum shoulder stretches into the fixing hole. The present invention solves the problem in the prior art that a tooth block replacement of the drum shoulder consumes time and effort.

Classes IPC  ?

• B29D 30/26 - Accessoires ou détails, p. ex. membranes ou éléments de transfert

Abrégé

The invention provides a mechanical drum suspension pull turn-up molding structure. A mechanical drum suspension pull turn-up molding structure includes a main shaft assembly and a rear delay unloading, the rear delay unloading being arranged opposite to the main shaft assembly, the mechanical drum suspension pull turn-up molding structure further includes a lock ring assembly and a turn-up assembly which are arranged on the main shaft assembly, there are two turn-up assemblies, the two turn-up assemblies are symmetrically arranged at two sides of the lock ring assembly, and the turn-up assemblies include a turn-up structure, there are a plurality of turn-up structures, the plurality of turn-up structures are arranged at intervals around a circumference of the main shaft assembly, and the turn-up structure has a supporting position and a retracted position; a plurality of supporting plates, wherein the plurality of supporting plates are in one-to-one correspondence with the plurality of turn-up structures, and the supporting plates are arranged on the corresponding turn-up structures; a first driving assembly, the first driving assembly being arranged on the main shaft assembly, and the first driving assembly being in drive connection with a plurality of turn-up structures. The present invention solves the problem in the prior art that the cost of a capsule drum suspension pull turn-up process used for side wall suspension pull turn-up molding is high.

Classes IPC  ?

• B29D 30/26 - Accessoires ou détails, p. ex. membranes ou éléments de transfert

Abrégé

Disclosed are present inventiona tire production method and apparatus. The tire production apparatus includes a main shaft and a turn-up rod assembly, a shim plate assembly, a lock block assembly and a middle drum assembly sleeved outside the main shaft. The tire production method includes: adjusting initial diameters of the shim plate assembly, the lock block assembly and the middle drum assembly, and adhering a sizing material; installing a tire rim outside the lock block assembly, increasing the diameter of the lock block assembly, and making the lock block assembly abut against and lock the tire rim; adjusting the diameter of the shim plate assembly and the middle drum assembly, so that outer surfaces of the shim plate assembly, the lock block assembly and the middle drum assembly are flush; turning over the turn-up rod assembly to adhere the sizing material to a side surface of the tire, and making the turn-up rod assembly move reversely and reset after the adhering is completed; decreasing the diameters of the shim plate assembly, the lock block assembly and the middle drum assembly and removing the tire from the main shaft. The present invention solves the problem in the related art that the replacement of tire size for a mechanical building drum is time-consuming and laborious.

Classes IPC  ?

• B29D 30/26 - Accessoires ou détails, p. ex. membranes ou éléments de transfert
• B29D 30/32 - Pose des tringles ou des noyauxPliage des couches textiles autour des tringles ou des noyaux de tringle

Abrégé

A roller turn-up mechanism and a mechanical drum. The roller turn-up mechanism is arranged on a spindle assembly (10) and comprises a plurality of first turn-up structures (20), which are arranged circumferentially around the spindle assembly (10), wherein each first turn-up structure (20) comprises: a roller assembly (201) for rolling a sidewall (50) of a tire; a first drive rod (21), which is in drive connection with the roller assembly (201); a first drive assembly (211), which is connected to the first drive rod (21) to drive, by means of the first drive rod (21), the roller assembly (201) to move in the radial direction of the tire; a support assembly (25), which is connected to the first drive rod (21) to support the sidewall (50) outside a roller turn-up mechanism; a second drive assembly (221), which is connected to the support assembly (25) to drive, by means of the support assembly (25), the roller assembly (201) to tightly press the tire, the roller assembly (201) being arranged on the support assembly (25); and a second drive rod (22), which is connected to the second drive assembly (221), and is also rotationally connected to the first drive rod (21), wherein one end of a third drive rod (23) is rotationally connected to the end of the support assembly (25) away from the roller assembly (201), and the other end thereof is rotationally connected to the second drive rod (22); and the second drive assembly (221) drives the second drive rod (22) to move, so as to separately drive the first drive rod (21) and the third drive rod (23) to rotate. The roller turn-over mechanism solves the problem in the prior art of wrinkles easily occurring when a mechanical drum rolls a sidewall.

Classes IPC  ?

• B29D 30/32 - Pose des tringles ou des noyauxPliage des couches textiles autour des tringles ou des noyaux de tringle
• B29D 30/24 - Tambours
• B29D 30/26 - Accessoires ou détails, p. ex. membranes ou éléments de transfert

Abrégé

The present application provides a connecting rod-based turn-up mechanism and a mechanical drum. The connecting rod-based turn-up mechanism is provided on a main shaft assembly; the connecting rod-based turn-up mechanism comprises a plurality of first turn-up structures; each first turn-up structure comprises: a pressing roller assembly, a first driving rod, a first driving assembly, a second driving rod, a second driving assembly, a supporting assembly, and a third driving rod; the first driving rod is drivingly connected to the pressing roller assembly; the first driving assembly is connected to the first driving rod; the second driving rod is rotatably connected to the first driving rod; the second driving assembly is connected to the second driving rod; the supporting assembly is connected to the first driving rod; the third driving rod has one end rotatably connected to the supporting assembly, and the other end rotatably connected to the second driving rod; the first driving rod, the supporting assembly, the third driving rod, and the second driving rod are rotationally connected in sequence to form a four-connecting-rod mechanism. The connecting rod-based turn-up mechanism of the present application solves the problems in the prior art of high tire manufacturing costs and unstable tire quality.

Classes IPC  ?

• B29D 30/28 - Rabattement par roulage ou pressage dans le processus de fabrication
• B29D 30/32 - Pose des tringles ou des noyauxPliage des couches textiles autour des tringles ou des noyaux de tringle
• B29D 30/24 - Tambours
• B29D 30/08 - Fabrication des pneumatiques

Abrégé

A turn-up mechanism, a mechanical drum, and a tire forming method. The turn-up mechanism is disposed on a main shaft assembly (10), the turn-up mechanism comprising multiple first turn-up structures (20), and the multiple first turn-up structures (20) being arranged around the circumferential direction of the main shaft assembly (10). A first turn-up structure (20) comprises: a pressure roller assembly (201), the pressure roller assembly (201) being used to roll a sidewall (50) of a tire; a first driving rod assembly and a first driving assembly (211), the first driving rod assembly having a driving connection to the pressure roller assembly (201), and the first driving assembly (211) being connected to the first driving rod assembly so as to drive the pressure roller assembly (201) to move along the radial direction of the tire by means of the first driving rod assembly; a support assembly (25), the support assembly (25) being connected to the first drive rod assembly so as to support the sidewall (50) on the outer side of the turn-up mechanism; and a bladder (60), the bladder (60) being arranged on the support assembly (25) so as to bulge towards the outer side of the turn-up mechanism when in an inflated state, and support the sidewall (50). A tire manufactured by the present turn-up mechanism exhibits stable quality and has a short rolling time consumption.

Classes IPC  ?

• B29D 30/32 - Pose des tringles ou des noyauxPliage des couches textiles autour des tringles ou des noyaux de tringle
• B29D 30/24 - Tambours
• B29D 30/26 - Accessoires ou détails, p. ex. membranes ou éléments de transfert

Abrégé

The present application provides a tire building method and a mechanical drum. The tire building method comprises: controlling a laminating mechanism to roll bead filler so as to laminate the bead filler on a tire blank of a tire; controlling a turn-up mechanism to support the tire side of the tire at the same time of laminating the bead filler or in the process of laminating the bead filler; and after the bead filler is laminated, controlling the turn-up mechanism to roll the tire side of the tire. The tire building method of the present application resolves the problems in the related art of long tire building time and low building efficiency.

Classes IPC  ?

• B29D 30/32 - Pose des tringles ou des noyauxPliage des couches textiles autour des tringles ou des noyaux de tringle
• B29D 30/24 - Tambours
• B29D 30/26 - Accessoires ou détails, p. ex. membranes ou éléments de transfert

Abrégé

A mechanical drum, comprising a spindle assembly (10), a turn-up mechanism, a locking ring mechanism, and a laminating cylinder assembly. The spindle assembly (10) is rotatably disposed; the turn-up mechanism is disposed on the spindle assembly (10) so as to laminate the tire side wall of a tire to a tire blank of the tire, the turn-up mechanism comprises two turn-up assemblies (20), and the two turn-up assemblies (20) are disposed spaced apart in the axial direction of the spindle assembly (10) and respectively sleeved on the spindle assembly (10); the locking ring mechanism is disposed on the portion, between the two turn-up assemblies (20), of the spindle assembly (10), the locking ring mechanism comprises two locking ring assemblies (30), and the two locking ring assemblies (30) are disposed spaced apart in the axial direction of the spindle assembly (10) and respectively sleeved on the spindle assembly (10); and the laminating cylinder assembly is sleeved on the portion, between the two locking ring assemblies (30), of the spindle assembly (10) so as to support the tire blank of the tire. According to the mechanical drum, the problems that in the prior art, mechanical drums have few functions and a small range of application are solved.

Classes IPC  ?

• B29D 30/24 - Tambours
• B29D 30/30 - Mise en place des couchesGuidage ou étirage des couches en cours d'application
• B29D 30/32 - Pose des tringles ou des noyauxPliage des couches textiles autour des tringles ou des noyaux de tringle

Abrégé

Provided in the present application are a tire building method and a mechanical drum. The tire building method comprises: step S1, controlling an attaching mechanism to roll-press a bead filler so as to attach the bead filler to a tire carcass of a tire; and S2, when attaching the bead filler or during the process of attaching the bead filler, controlling a turn-up mechanism to roll-press a sidewall so as to attach the sidewall to the tire carcass. The tire building method of the present application solves the problems of long tire building time and low building efficiency in related arts.

Classes IPC  ?

• B29D 30/32 - Pose des tringles ou des noyauxPliage des couches textiles autour des tringles ou des noyaux de tringle
• B29D 30/24 - Tambours
• B29D 30/26 - Accessoires ou détails, p. ex. membranes ou éléments de transfert

Abrégé

Disclosed are a turn-up mechanism having pre-support, and a mechanical drum. The turn-up mechanism is arranged on a main shaft assembly (10) and comprises a plurality of first turn-up structures (20), which are arranged circumferentially around the main shaft assembly (10). Each first turn-up structure (20) comprises a press roller assembly (201), a first driving rod assembly (211), a first driving assembly (211), a support assembly (25) and a flexible assembly, wherein the press roller assembly (201) is used for rolling a sidewall (50) of a tire; the first driving rod assembly is in driving connection with the press roller assembly (201); the first driving assembly (211) is connected to the first driving rod assembly, so as to drive the press roller assembly (201) to move in a radial direction of the tire by means of the first driving rod assembly; the support assembly (25) is connected to the first driving rod assembly, so as to support the sidewall (50) outside the turn-up mechanism; and the flexible assembly is arranged on the side of the support assembly (25) and/or the press roller assembly (201) close to the tire. The turn-up mechanism solves the problems of a high manufacturing cost and an unstable quality of a tire.

Classes IPC  ?

• B29D 30/26 - Accessoires ou détails, p. ex. membranes ou éléments de transfert
• B29D 30/24 - Tambours
• B29D 30/28 - Rabattement par roulage ou pressage dans le processus de fabrication

Abrégé

The present application provides a turn-up method and a turn-up mechanism. The turn-up method employs pressure roller assemblies to roll a sidewall in the radial direction of a tire, and comprises: step S1: a limiting device applying to pressure roller assemblies pressure within a first preset range, so that when moving outwards in the radial direction of a tire, the pressure roller assemblies abut against a sidewall and attach the sidewall to a side surface of a tire blank; and step S2: the limiting device applying to the pressure roller assemblies pressure within a second preset range, so that the pressure roller assemblies move inwards in the radial direction of the tire, wherein the value of the pressure within the first preset range is smaller than that of the pressure within the second preset range. The turn-up method of the present application solves the problem in the prior art of a sidewall of a tire being poor in terms of attachment quality.

Classes IPC  ?

• B29D 30/32 - Pose des tringles ou des noyauxPliage des couches textiles autour des tringles ou des noyaux de tringle
• B29D 30/24 - Tambours
• B29D 30/26 - Accessoires ou détails, p. ex. membranes ou éléments de transfert

Abrégé

An automatic feed continuation device for a rubber material carrying a steel wire, which comprises: a frame (7); a material engagement assembly (2), a template assembly (5), and a sewing assembly (6) are arranged on the machine frame (7); the material engagement assembly (2) is used for engaging a material head of a rubber material carrying a steel wire, and can convey said material head to the template assembly (5); the template assembly (5) comprises a material head conveying unit and a material tail conveying unit, a starting end of the material head conveying unit is used for receiving the material head conveyed by the material engagement assembly (2), and a terminal end of the material head conveying unit is connected to a starting end of the material tail conveying unit; and the sewing assembly (6) is used for performing rolling and sew-up at a specified location of the material head and the material tail. The whole process of automatic feed continuation for the rubber material carrying a steel wire executed by the automatic feed continuation device is primarily completed by the automatic feed continuation device itself, causing feed continuation time to be greatly reduced, the shutdown time of the device is also shortened, and the degree of automation and production efficiency are greatly improved.

Classes IPC  ?

• B65H 19/18 - Fixation, p. ex. par collage, de la bande de remplacement à celle qui se termine

Abrégé

The present application discloses a two-stage feeding system, a two-stage building machine, a uni-stage building machine, and a feeding method. In the two-stage feeding system, a control apparatus first controls a lamination drum to run to a first preset position; when the lamination drum runs to the first preset position, the control apparatus controls a first belt ply conveying template to move in a direction close to the lamination drum so as to laminate a first belt ply onto the lamination drum, and then the control apparatus controls a second belt ply conveying template to move in the direction close to the lamination drum so as to laminate a second belt ply onto the lamination drum; and finally, the control apparatus controls the lamination drum to run to a second preset position, and when the lamination drum runs to the second preset position, the control apparatus controls a tread conveying template to move in the direction close to the lamination drum so as to laminate a tread onto the lamination drum. According to the system, a belt ply drum does not cause the lamination drum to deform in a vertical direction because the belt ply drum is subjected to a large inertia force, and thus, the lamination quality of a tire blank is effectively improved.

Classes IPC  ?

• B29D 30/30 - Mise en place des couchesGuidage ou étirage des couches en cours d'application
• B29D 30/26 - Accessoires ou détails, p. ex. membranes ou éléments de transfert

Abrégé

An automatic feeding device comprises: a guide vehicle (1); a support (5), the guide vehicle (1) being capable of moving close to and away from the support (5); a sensor assembly (4); a material tail fixing assembly (2) provided on the support (5); a lap joint device (3) provided on the support (5); and a sewing roller assembly (6) provided on the support (5), the sewing roller assembly (6) being used for sewing a material head and a material tail which are in a lap joint. By means of the device, automatic feeding can be achieved, such that the production efficiency is improved.

Classes IPC  ?

• B29D 30/00 - Fabrication de pneumatiques, de bandages pleins ou de leurs parties constitutives
• B65H 19/12 - Levage, transport ou insertion de la bobineEnlèvement du noyau vide
• B65H 19/18 - Fixation, p. ex. par collage, de la bande de remplacement à celle qui se termine
• B65H 26/00 - Dispositifs de sécurité ou d'avertissement, p. ex. détecteurs automatiques de défectuosités, mécanismes d'arrêt, pour mécanismes d'avance des bandes

Abrégé

The present application discloses an automatic tread feeding device, comprising a feeding rack, a conveying platform configured to convey tread materials, swing arms, a swing frame, and a clamping assembly. The conveying platform is disposed on the feeding rack and located above the feeding rack. A pressing roller assembly configured to press the front end of a material on the conveying platform is further provided above the conveying platform. One end of each swing arm is hinged to the feeding rack, and the other end of the swing arm is a free end, which can swing around the hinge end of the swing arm. A first driver configured to drive the free end to swing is further provided between each swing arm and the feeding rack. The swing frame is disposed at the free end. The clamping assembly is configured to clamp and release the front end of a new tread roll. The clamping assembly is rotatably disposed on the swing frame, and the clamping assembly is connected to a second driver configured to drive the clamping assembly to rotate. The whole tread feeding process is mainly completed by the device, such that the tread feeding time is shortened, and the shutdown time of the whole machine is shortened, thereby improving the automation level and production efficiency.

Classes IPC  ?

• B29D 30/30 - Mise en place des couchesGuidage ou étirage des couches en cours d'application

Abrégé

Disclosed is an automatic rubber strip feeding device, comprising: a rack (8); at least two rubber strip trolleys (1, 9) capable of being assembled on and disassembled from the rack (8), each of the rubber strip trolleys (1, 9) comprising a trolley support (12) and a rubber roll (16) rotatably arranged on the trolley support (12); a rubber strip detection device (4) for detecting whether a rubber strip exists; a joint assembly (2) comprising a support (29), and a first material clamping assembly (22), a cutter (23), a rolling assembly (24), a suctioning assembly (25) and a second material clamping assembly (28) that are arranged on the support (29), the rubber strip sequentially passing through the first material clamping assembly (22), the suctioning assembly (25) and the second material clamping assembly (28), the cutter (23) being configured to cut the rubber strip between the first material clamping assembly (22) and the suctioning assembly (25), and the rolling assembly (24) being configured to press together the head and tail of the rubber strip on the suctioning assembly (25); a clamping assembly (3) for clamping the head of the rubber strip on the rubber roll (16) and moving to the position of the tail of the rubber strip sucked by the suctioning assembly (25); and an opening assembly (6) for conducting an opening operation on the rubber strip. The automatic rubber strip feeding device improves the production efficiency.

Classes IPC  ?

• B65H 19/18 - Fixation, p. ex. par collage, de la bande de remplacement à celle qui se termine
• B65H 19/20 - Coupure de la bande qui se termine

Abrégé

Disclosed in the present application are a follow-up control method and system for a forming machine. The follow-up control method comprises: in response to an instruction of moving a forming drum module from a fitting station to a ring locking station, controlling the forming drum module and a stitching press roller module to move towards the ring locking station, wherein the moving speed of the stitching press roller module to the ring locking station and the moving speed of the forming drum module to the ring locking station have a preset speed difference, so as to control the stitching press roller module to perform a stitching operation on a composite joint on the forming drum module, and when the forming drum module reaches a preset position before the ring locking position of the ring locking station, the stitching press roller module completes the stitching operation. According to the follow-up control method, the stitching operation of the stitching roller module and the ring locking process of the forming drum module can be performed at the same time, and compared with the conventional step execution mode, the action execution period in the whole control process of the forming machine is greatly shortened.

Classes IPC  ?

• B29D 30/20 - Fabrication des pneumatiques par le procédé du bandage à plat, c.-à-d. fabrication sur tambours cylindriques
• B29C 37/00 - Éléments constitutifs, détails, accessoires ou opérations auxiliaires non couverts par le groupe ou

Abrégé

Provided in the present application are a tire building machine and a rubber recycling device thereof. When a switch on a conveying template detects that rubber is in an abnormal state, a rubber conveying unit swinging power member stretches out to push a rubber conveying unit to lift away from a front abutting unit to form a large gap between the rubber conveying unit and the front abutting unit, and a conveying belt of the front abutting unit then runs in reverse to move the rubber backwards, thus completing the recycling of the rubber.

Classes IPC  ?

• B29D 30/30 - Mise en place des couchesGuidage ou étirage des couches en cours d'application

Abrégé

Disclosed in the present application are a control method and control system for a tire forming machine, and a readable storage medium. The control method comprises: in response to a signal for mounting a tire bead, a second mechanical arm body driving a second claw part to move to a material preparation area, and the second claw part executing a grabbing action on the tire bead and a spacer; the second mechanical arm body driving the second claw part to place the tire bead at a preset tire bead position and place the spacer at a spacer holding position; in response to a green tire rolling signal, a first pressing roller part rolling a first sidewall of a green tire on a forming drum and a tire tread adjacent to the first sidewall, and a second pressing roller part rolling a second sidewall of the green tire and a tire tread adjacent to the second sidewall; and in response to a green tire unloading signal, a first mechanical arm body driving a first claw part to grab the green tire, and transferring the green tire to a tire unloading position. By means of integrated control, the control method shortens the space occupied by a mechanical device, reduces the control complexity, and avoids the possibility of interference caused by executing mutual actions between mechanical parts.

Classes IPC  ?

• B29D 30/26 - Accessoires ou détails, p. ex. membranes ou éléments de transfert
• B29D 30/28 - Rabattement par roulage ou pressage dans le processus de fabrication

Abrégé

Disclosed in the present application are a passenger radial tire forming machine and a case thereof. The passenger radial tire forming machine comprises: a rotating main shaft, the rotating main shaft being provided with a gas supply passage and a threading passage; an electrical slip ring device, the electrical slip ring device being fixedly connected to the rotating main shaft, and the electrical slip ring device being connected to a gas supply device and a power supply device; a drum device, fixedly connected to the rotating main shaft, the gas supply device being communicated with a gas passage inlet of the drum device by means of the gas supply passage, and the power supply device being electrically connected to the drum device by means of a cable arranged in the threading passage. By forming the gas supply passage and the threading passage on the rotating main shaft, the positions of gas and the cable are provided, the pipeline is simplified, and a gas source line and the cable are not exposed any more.

Classes IPC  ?

• B29D 30/30 - Mise en place des couchesGuidage ou étirage des couches en cours d'application

Abrégé

Provided in the present application is a vulcanizer. The vulcanizer comprises: a first mold body and a second mold body, which are arranged to be movable relative to each other, so as to vulcanize a tire when the first mold body and the second mold body approach each other and are closed; a balloon, which is arranged in the second mold body, so as to support an inner side of the tire by means of the balloon after the balloon is inflated; and an air cylinder assembly, which is in driving connection with the second mold body, so as to push the second mold body to move toward the first mold body to close the second mold body and the first mold body after the balloon is inflated. The vulcanizer of the present application solves the problem in the prior art of a vulcanizer not being energy-saving and environmentally-friendly.

Classes IPC  ?

• B29C 35/02 - Chauffage ou durcissement, p. ex. réticulation ou vulcanisation
• B29C 35/04 - Chauffage ou durcissement, p. ex. réticulation ou vulcanisation avec des liquides, des gaz ou de la vapeur d'eau
• B29D 30/06 - Pneumatiques ou leurs parties constitutives
• B29L 30/00 - Pneumatiques, bandages pleins ou leurs parties constitutives

Abrégé

Provided in the present application are a vulcanization chamber, and a vulcanizer. The vulcanization chamber comprises a balloon, and further comprises: a gas conveying channel, which is in communication with the balloon, so as to conveying gas into the balloon to expand the balloon; and a first heating assembly, which is arranged on the gas conveying channel, so as to heat gas conveyed to the balloon. The vulcanization chamber of the present application solves the problem in the prior art of a complex structure of a vulcanization chamber.

Classes IPC  ?

• B29C 35/02 - Chauffage ou durcissement, p. ex. réticulation ou vulcanisation
• B29C 35/04 - Chauffage ou durcissement, p. ex. réticulation ou vulcanisation avec des liquides, des gaz ou de la vapeur d'eau

Abrégé

Provided in the present application are a heating device for a vulcanizer, and a vulcanizer. The heating device for the vulcanizer comprises: a heating plate assembly, which is arranged in a vulcanization chamber to heat a vulcanization cavity of the vulcanization chamber; and an electric heating pipe assembly, which is arranged on the heating plate assembly to provide heat for the heating plate assembly. The heating device for the vulcanizer of the present application solves the problem of vulcanizer heating in the prior art.

Classes IPC  ?

• B29C 35/02 - Chauffage ou durcissement, p. ex. réticulation ou vulcanisation
• B29D 30/06 - Pneumatiques ou leurs parties constitutives
• B29L 30/00 - Pneumatiques, bandages pleins ou leurs parties constitutives

Abrégé

The present application provides a mechanical drum. The mechanical drum comprises a main shaft assembly as well as a lock ring assembly and turn-up assemblies that are sleeved on the main shaft assembly. Two turn-up assemblies are provided, and the two turn-up assemblies are symmetrically arranged on two sides of the lock ring assembly. The turn-up assemblies each comprises: first turn-up rods, the number of the first turn-up rods being more than one, and the plurality of first turn-up rods being arranged at intervals around the circumference of the main shaft assembly; second turn-up rods, the number of the second turn-up rods being more than one, the plurality of second turn-up rods being arranged at intervals around the circumference of the main shaft assembly, the first turn-up rods and the second turn-up rods are arranged at intervals, and the length of the second turn-up rods being greater than the length of the first turn-up rods; and driving devices, the driving devices being drivingly connected to the first turn-up rods and the second turn-up rods, respectively, so as to drive the first turn-up rods and the second turn-up rods to move relative to the main shaft assembly. The present application solves the problem of poor performance of all-steel mechanical drums in the prior art.

Classes IPC  ?

• B29D 30/24 - Tambours
• B29D 30/26 - Accessoires ou détails, p. ex. membranes ou éléments de transfert

Abrégé

Provided in the present application is a mechanical drum suspension turn-up forming structure. The mechanical drum suspension turn-up forming structure comprises a spindle assembly and a rear pressing vehicle, wherein the rear pressing vehicle is arranged opposite the spindle assembly. The mechanical drum suspension turn-up forming structure further comprises turn-up assemblies and a collar locking assembly, which are arranged on the spindle assembly, wherein two turn-up assemblies are provided, and the two turn-up assemblies are symmetrically arranged on two sides of the collar locking assembly; and each turn-up assembly comprises: a plurality of turn-up structures, wherein the plurality of turn-up structures are arranged at intervals in a circumferential direction of the spindle assembly, and each turn-up structure is provided with a supporting position and a retracting position; a plurality of support plates, wherein the plurality of support plates correspond to the plurality of turn-up structures on a one-to-one basis, and the support plates arranged on the corresponding turn-up structures; and a first driving assembly, wherein the first driving assembly is arranged on the spindle assembly, and is in driving connection with the plurality of turn-up structures. By means of the present application, the problem of the high cost of a bladder drum suspension turn-up process, which is used for suspension turn-up forming of a tire sidewall in the prior art, is solved.

Classes IPC  ?

• B29D 30/32 - Pose des tringles ou des noyauxPliage des couches textiles autour des tringles ou des noyaux de tringle
• B29D 30/26 - Accessoires ou détails, p. ex. membranes ou éléments de transfert

Abrégé

The present application provides a tire production method and apparatus. The tire production apparatus comprises a main shaft, and a turn-rod assembly, a deck plate assembly, a locking block assembly and a middle drum assembly that are sleeved outside the main shaft. The tire production method comprises: adjusting the initial diameter sizes of the deck plate assembly, the locking block assembly, and the middle drum assembly, and pasting same; mounting a tire rim outside the locking block assembly, and increasing the diameter of the locking block assembly, such that the locking block assembly abuts against the tire rim tightly; adjusting the diameters of the deck plate assembly and the middle drum assembly, such that outer surfaces of the deck plate assembly, the locking block assembly, and the middle drum assembly flush with each other; the turn-rod assembly performing a turn-up action to apply a rubber compound to the side surface of a tire, and after applying the rubber compound, the turn-rod assembly performing a reverse action to return; reducing the diameters of the deck plate assembly, the locking block assembly, and the middle drum assembly, and removing the tire from the main shaft. The present application solves the problem in the prior art of time-consuming and labor-intensive replacement of the size of the mechanical forming drum.

Classes IPC  ?

• B29D 30/32 - Pose des tringles ou des noyauxPliage des couches textiles autour des tringles ou des noyaux de tringle
• B29D 30/26 - Accessoires ou détails, p. ex. membranes ou éléments de transfert

Abrégé

Provided are a method and device for adjusting the axial size of a middle drum assembly, and a forming drum. The device for adjusting the axial size of the middle drum assembly comprises a first middle drum block, a second middle drum block and an intermediate middle drum block located between the first middle drum block and the second middle drum block. The method for adjusting the axial size of the middle drum assembly comprises: at least one of the first middle drum block and the second middle drum block moving in the direction in which the first middle drum block and the second middle drum block are close to each other, wherein the first middle drum block, the second middle drum block and the intermediate middle drum block intersect with each other and contract, so as to shorten the length of the middle drum assembly; and at least one of the first middle drum block and the second middle drum block moving in the direction in which the first middle drum block and the second middle drum block are away from each other, wherein the first middle drum block, the second middle drum block and the intermediate middle drum block intersect with each other and extend out to increase the length of the middle drum assembly. By means of the present application, the problem in the prior art of reduced production efficiency caused by frequent replacement of a tooth-shaped block is solved.

Classes IPC  ?

• B29D 30/24 - Tambours
• B29D 30/26 - Accessoires ou détails, p. ex. membranes ou éléments de transfert

Abrégé

The present application provides a middle drum assembly of a building drum, the building drum, and a method for replacing a middle drum block of the middle drum assembly. The middle drum assembly comprises: a drum shoulder; a middle drum block provided with a mounting recess and a fixing hole; a first fastener movably provided in the drum shoulder in a penetrating mode and capable of moving along the axial direction of the building drum, the first fastener having a step surface, and when the middle drum block is in butt joint with the drum shoulder along the radial direction of the building drum, the mounting recess being aligned with the first fastener, and the middle drum block extruding the step surface and enabling a part of the first fastener to extend into the mounting recess; and a second fastener, a part of the second fastener being provided in the drum shoulder in a penetrating mode, and after the part of the first fastener extends into the mounting recess, the fixing hole being aligned with the second fastener, the middle drum block approaching the drum shoulder along the axial direction of the building drum, and the part of the second fastener exposed on the drum shoulder extending into the fixing hole. The present application solves the problem of time-consuming and laborious replacement of toothed blocks of drum shoulder portions in the prior art.

Classes IPC  ?

• B29D 30/24 - Tambours
• B29D 30/26 - Accessoires ou détails, p. ex. membranes ou éléments de transfert

Abrégé

The present application provides a method and a device for adjusting specifications of a forming drum. The device for adjusting specifications of a forming drum comprises a driving assembly, a transmission assembly and a diameter-variable member which are sequentially connected, wherein the driving assembly comprises a driving member and an output member. The method for adjusting specifications of a forming drum comprises: driving, by means of a driving member, according to the size of a tire to be processed, an output member to move axially to a retracted position or an intermediate position, and enabling a diameter-variable member to be located at the minimum diameter position or the intermediate diameter position; after a material is attached or a steel ring is mounted, driving, by means of the driving member, the output member to move to an expanded position, and changing the diameter-variable member to be located at the maximum diameter position; after the processing is completed, driving, by means of the driving member, the output member to move to the retracted position, reducing the diameter of the diameter-variable member, and removing the processed tire. The present application addresses the problem of time-consuming and labor-consuming size replacement of a mechanical forming drum in the prior art.

Classes IPC  ?

• B29D 30/24 - Tambours
• B29D 30/26 - Accessoires ou détails, p. ex. membranes ou éléments de transfert

Abrégé

Provided is a tire bead production device. The tire bead production device comprises: a rubber strip extruding apparatus that is used for extruding an apex of a tire component; a pre-cutting apparatus, which is connected to the rubber strip extruding apparatus by means of a conveying assembly so as to transport the extruded apex to the pre-cutting apparatus for cutting; a bonding drum, wherein the pre-cutting apparatus is provided with a cutting conveyor belt, a conveying surface of the cutting conveyor belt corresponds to the bonding drum, and the cutting conveyor belt is liftably disposed so as to drive the apex to bond to an outer peripheral surface of the bonding drum; the bonding drum is provided with an adhesion assembly so as to attach the apex to the outer peripheral surface of the bonding drum; and a steel ring supply device that is used to carry a steel ring and drive the steel ring to move in a direction approaching the bonding drum so that the apex is attached to the steel ring, thus solving the problem in the existing technology in which tire bead production efficiency is low.

Classes IPC  ?

• B29D 30/00 - Fabrication de pneumatiques, de bandages pleins ou de leurs parties constitutives
• B29D 30/48 - Tringles ou noyaux à talonsLeur traitement avant la fabrication du pneumatique
• B29D 30/50 - Recouvrement, p. ex. par enroulement, des tringles ou des noyaux à talons séparés, avec des matériaux textiles, p. ex. avec des bandes de renforcement

Abrégé

Provided in the present invention is an apex tyre-forming drum apparatus, comprising: a main shaft rack; a turning plate, the turning plate being sleeved on the outside of the main shaft rack and being movably connected to the main shaft rack; a first adjustment apparatus; and a second adjustment apparatus, the first adjustment apparatus and the second adjustment apparatus being movably arranged relative to the main shaft rack, respectively being connected to the two ends of the turning plate in the axial direction, and respectively driving the two ends of the turning plate to extend outward or retract inward in order to change the position of the turning plate relative to the main shaft rack. The present invention solves the problem in the prior art of the poor drum specification adjustability of apex bonding machines.

Classes IPC  ?

• B29D 30/50 - Recouvrement, p. ex. par enroulement, des tringles ou des noyaux à talons séparés, avec des matériaux textiles, p. ex. avec des bandes de renforcement

Abrégé

The present invention provides an extrusion system and a tire blank processing method. The extrusion system comprises: a base; a moving mechanism disposed on the base and provided with a mounting frame; an extruder component disposed on the mounting frame and comprising multiple extruders; and a total machine head disposed in front of the extruder component and provided with a glue outlet in communication with a machine head of the multiple extruders. After one glue is completed processing, another extruder required to carry out glue spitting is selected in the extruder component according to the glue required to carry out glue spitting in the next step for carrying out glue spitting, and the next procedure is directly carried out without repeatedly switching a single extruder to a tire blank to be processed for processing, as that in the prior art. The operation is simple, and the production efficiency is high.

Classes IPC  ?

• B29C 48/25 - Éléments constitutifs, détails ou accessoiresOpérations auxiliaires

Abrégé

Provided in the present application is a rubber-attaching device. The rubber-attaching device comprises a conveying part, an extruding machine and a pressing part, wherein the conveying part is used for conveying a material to be attached with rubber; the extruding machine is movably arranged relative to the conveying part, and a rubber extruding hole of the extruding machine is located above the conveying part so that the extruding machine can drive a rubber strip extruded through the rubber extruding hole to selectively fall to a preset position of the conveying part; and the pressing part is connected to the extruding machine and is used for pressing the rubber strip on the material. Through movably arranging the extruding machine above the conveying part, the rubber strip extruded by the extruding machine can fall to different positions of the conveying part according to needs without changing the direction for conveying the rubber strip through a plurality of rollers, thus avoiding the deformation and fracture of the rubber strip, and improving the attaching efficiency of the rubber-attaching device.

Classes IPC  ?

• B29D 30/30 - Mise en place des couchesGuidage ou étirage des couches en cours d'application

Abrégé

A film cooling device, comprising a frame (1) and cooling drums (2) that are arranged on the frame (1) in a vertically alternating manner; the cooling device further comprises material leading drums (3) provided on the frame (1), an upper guiding assembly (4) located above the frame (1), a lower guiding assembly (5) located below the frame (1), an upper material leading belt (6) sleeved over the upper guiding assembly (4) and the material leading drum (3), and a lower material leading belt (7) sleeved on the lower guiding assembly (5) and the material leading drums (3); the material leading drums (3) are arranged coaxially with the cooling drums (2), and the diameter of the material leading drums (3) is equal to the diameter of the cooling drums (2); the upper material leading belt (6) and the lower material leading belt (7) follow the same track from one end of the frame (1) to pass one-by-one through a gap between two material leading drums (3). By means of the clamping action of the upper material leading belt (6) and the lower material leading belt (7), a film is wound on the cooling drums (2) arranged coaxially with the material leading drums (3), and operation is simple and convenient; at the same time, the problem of labor intensity being high for manually passing a film through the cooling drums (2) is also avoided.

Classes IPC  ?

• B29C 35/16 - Refroidissement