A feed pre-compression device for use in a cropping machine, comprising a vacuum cover provided above a feed-end conveyor belt (13), wherein the vacuum cover comprises a top plate (14) and side plates (12); the top plate is provided with vent holes that are stepped holes; a stop block (15) is provided on each vent hole; the upper end of the stop block is connected with an air cylinder (6); the upper end of the top plate is further connected with a lifting mechanism; the side plate is made of a resilient material, and is provided with symmetrical air pumping openings (18); the air pumping opening is connected with a vacuum pumping mechanism; the clamping mechanisms that are symmetrically distributed are further provided on the racks at the two sides of the conveyor belt; each clamping mechanism comprises moving blocks (2); the moving block can move on the rack (1) in the Y direction; the moving block is provided with clamping arms (7); the clamping arm is driven by a clamping air cylinder (8). By using the vacuum cover to perform vacuum pumping and compression on multiple layers of materials to be cut, the multiple layers of materials to be cut can be compressed and attached in a vacuum pumping manner, and thus the multiple layers of materials are cropped at one time, and the cropping efficiency is improved.
A universal moving head-type cutting machine, comprising a rotary table (19). A disk-shaped work table (17) is placed in the rotary table, the rotary table is supported by means of an electromagnetic chuck (6), and the electromagnetic chuck is fixed on a machine box (1). A boss (20) is provided at a bottom part of the rotary table, and splines (7) are provided in the boss to connect the rotary table to a shaft (4). The shaft is sleeved on a base (2), and a speed reducer is connected at a shaft shoulder of a middle part of the shaft. The speed reducer is driven by a motor (22). The motor is placed above a control box (23). A left pillar (11) and a right pillar (16) are fixed at an upper surface of the rotary table, and upper parts thereof are connected by means of a baffle (15). A ball screw (13) is placed at an inner part of the baffle. A cutting device (14) is sleeved on the ball screw. The ball screw is driven by a pulley controlled by a drive device (9), and the device may flexibly switch the cutting direction on the basis of the present moving head-type cutting machine, which may thereby ensure that the cutting reference remains unchanged, and improve cutting accuracy and efficiency.
A cleaning device for a reflective film cutting machine, comprising a worktable (1); a conveyor belt (2) is provided between two sets of support tables of the worktable, and a protective cover (3) and a dust removal box (4) are provided at a top portion of the worktable; a left side wall of the protective cover is opened with a movable port (5), and a left side wall of the worktable is opened with sliding grooves (6); a dust cleaning brush (7) is connected to sides of two sets of sliding grooves that are close to one another, sliding shafts (8) being fixedly connected at front and rear side walls of the cleaning brush; an accommodating box (9) is provided at a left side of an inner cavity of the dust removal box, and a filter mesh set (10) is inserted into an inner cavity of the accommodating box; a ventilation pipe (11) is provided at a left side of a top portion of the dust removal box, a cover plate (12) is inserted at a right side of the top portion of the dust removal box, an electrostatic precipitator (13) is provided at a bottom portion of the cover plate, and omni-directional wheels (15) are symmetrically arranged at left and right sides of a bottom portion of the worktable. The design structure of the cleaning device is reasonable, and the dust cleaning brush and the dust removal box doubly remove dust from a reflective film so as to reduce dust that adheres to the reflective film and improve the usage performance of the reflective film.
Disclosed is a short-distance film cutting machine, comprising a material transport box (1), wherein a material transport roller (2) is provided at a left side of an inner cavity of the material transport box (1); material guide rollers (3) are symmetrically provided at left and right sides of the top of the inner cavity of the material transport box (1); an adjusting and material guiding roller pair (4), an electric telescopic rod (5) and a discharge port (6) are provided on a right side wall of the inner cavity of the material transport box (1); a parallel material guiding roller pair (7) is provided in an inner cavity of the discharge port (6); and a cutting blade (10), a cutting platform (12) and a sliding rail (13) are provided at a right side of the material transport box (1), the sliding rail (13) is slideably connected to an electric slider (14), and a film fixing mechanism (15) is provided at the top of the electric slider (14). The short-distance film cutting machine can reduce the possibility of wrinkles forming during film cutting, reduce cutting errors and adjust the cutting length.
B65H 35/06 - Délivrance d'articles à partir de machines à découper ou à perforer linéairementAppareils délivrant des articles ou des bandes, comportant des dispositifs pour couper ou perforer linéairement, p. ex. distributeurs de bande adhésive à partir de coupeuses ou de perforatrices transversales ou avec ces appareils à partir de découpeuses ou perforatrices à lames, p. ex. à lames de cisaillement, ou avec ces appareils
5.
CLOTH CUTTING APPARATUS CAPABLE OF AUTOMATIC FEEDING
A cloth cutting apparatus capable of automatic feeding, comprising a main means (1) and a cutting means (2). The main means (1) is provided with a main frame (3), feeding units (4), an auxiliary frame (5), a finished product conveying unit (6), a lower cutting head (7), a main motor support plate (8), a stiffened plate (9), a master feeding wheel (10), a slave feeding wheel (11), a feeding wheel support frame (12), a main motor (13), a first gearbox (14), a conveying motor (15), a second gearbox (16), a master conveying wheel (17), a slave conveying wheel (18), a conveyor belt (19), a cutting edge (20), a locking unit (28), and small holes (37); the cutting means (2) is provided with an upper frame (21), an upper frame connecting plate (22), a hydraulic cylinder connecting base (23), a hydraulic cylinder (24), guide rods (25), an upper cutting head connecting plate (26), and an upper cutting head (27). The cloth cutting apparatus is simple in structure, low in cost, convenient and practical, requires less manpower, and also greatly improves the efficiency.
D06H 7/02 - Appareils ou procédés pour couper, ou séparer d'une autre manière, spécialement adaptés à la coupe ou à la séparation des matériaux textiles transversalement
A cutting machine with a pressing block mechanism, comprising an upper frame (3), a left frame (6), and a right frame (8). The upper frame (3) is provided with a cutting mechanism (4) which can move on the upper frame (3) left and right by means of a drive mechanism. A cutting working table (7) is further disposed between the left frame (6) and the right frame (8), and comprises conveyance rollers (76) disposed at the front end and the rear end. A conveyor belt (71) is disposed on the conveyance rollers (76) at the front end and the rear end. At least three pressing block supports (78) are evenly distributed at the left end and the right end of the conveyor belt (71). Press-fitting table surfaces (75) are disposed between the pressing block supports (78) and below the upper part of the conveyor belt. The pressing block supports (78) are provided with air cylinders (72) respectively, and a pressing block (74) is disposed between every two air cylinders (72) at the left end and the right end. By providing the pressing block mechanism, the pressing block mechanism can be pressed down when cutting is required so as to press a material to be cut, thereby preventing the cutting effect from being affected due to movement of the material.
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