A raising/lowering device for additive manufacturing and an operation method thereof. The raising/lowering device comprises a base (2), a processing module (3), a powder supply module (4), a linking module (5) and a raising/lowering module (6). The base (2) forms a processing space (23) and a powder supply space (24). The processing module (3) comprises a processing base (31). The powder supply module (4) comprises a powder supply base (41). Compared with the prior art that employs two power sources, the present invention integrates two power sources into one power source, such that driving of the raising/lowering module (6) can cause simultaneous movement of the processing base (31) and the powder supply base (41).
B29C 64/153 - Processes of additive manufacturing using only solid materials using layers of powder being selectively joined, e.g. by selective laser sintering or melting
B29C 64/20 - Apparatus for additive manufacturingDetails thereof or accessories therefor
B29C 67/00 - Shaping techniques not covered by groups , or
B22F 3/105 - Sintering only by using electric current, laser radiation or plasma
2.
LASER FACILITY FOR LAMINATION MANUFACTURE AND OPERATION METHOD THEREFOR
Disclosed by the present invention are a laser facility for lamination manufacture and an operation method therefor. The laser facility for lamination manufacture comprises a laser emitting unit, a beam splitting unit, a control unit and a lens group unit; the design of the beam splitting unit and the lens group unit can be used to split a single beam of laser into two or more light beams, which can reduce the roughness of the process surface and shorten the process time.
Disclosed are a rolling three-dimensional printing device and an operation method therefor. The printing device comprises: a rolling mechanism (2), used for clamping a workpiece (101) to carry powder (102), and driving the workpiece to rotate around an axis thereof; an optical module (3), provided with at least one laser source (31) disposed above the rolling mechanism, and used for emitting laser light to the powder; and a powder conveying module (4), provided with at least one powder channel (61) disposed above the rolling mechanism and at least one powder channel opening (42) formed on an outlet end of the powder channel, and used for outputting the powder to the workpiece. By using the design of the rolling mechanism, a cylindrical or conical workpiece can be manufactured in a laminated manner.
C23C 24/10 - Coating starting from inorganic powder by application of heat or pressure and heat with intermediate formation of a liquid phase in the layer
B22F 3/105 - Sintering only by using electric current, laser radiation or plasma
A powder-recycling 3D printing device and an operation method thereof. The powder-recycling 3D printing device comprises a base (2), a processing platform (3), an optical module (4), and a powder transporting module (5). The design of the powder transporting module enables an increase in production speed during manufacturing, while also decreasing wait times and increasing the stability of the manufacturing process.
Disclosed are a combined processing machine (100) and a laser beam splitter (4) thereof, the combined processing machine (100) comprising a machining platform (2), a machining device (3) and the laser beam splitter (4). By means of the laser beam splitter (4), a plurality of beams (104) can be generated for a workpiece (101), and in combination with the fact that the machining device (3) can be combined with a tool head (102) or a feeding head (103), the time for the combined processing of the workpiece (101) can be reduced effectively.
B23P 23/04 - Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
B23K 26/067 - Dividing the beam into multiple beams, e.g. multi-focusing
6.
POWDER SUPPLY DEVICE FOR USE WITH POWDER SPREADERS
A powder supply device (100) for use with powder spreaders, comprising: a fixation base (2), a powder storage unit (3), a powder supply unit (4) and a driving unit (5), wherein the powder supply unit (4) is provided with at least one stirring bar (41) and a powder spreading roller (42); using a design of a stirring bar and the powder spreading roller, powder may be stirred and extruded such that the powder becomes finer, more uniform, and does not cake during powder spreading.
A powder spreader having automatic powder recovery, comprising: a powder spreading unit (2), a powder collecting unit (3) and a moving unit (4), wherein the powder collecting unit (3) is provided with a base body (31), a working tank (32) and at least one recovery tank (33); powder may be automatically recovered by using a design of the recovery tank and the moving unit.
B29C 64/153 - Processes of additive manufacturing using only solid materials using layers of powder being selectively joined, e.g. by selective laser sintering or melting
A heating and refrigerating device (100) comprises a base (2), a heating unit (3), a guide unit (4), a temperature adjustment unit (5), a heat conduction bottom plate (6), and multiple refrigerating chips (9). The heating unit (3) is disposed on the base (2). The guide unit (4) is disposed on the heating unit (3). The temperature adjustment unit (5) is disposed in the guide unit (4) in a pluggable manner. The heat conduction bottom plate (6) is disposed on the guide unit (4). In the heating and refrigerating device (100), by using the design of the heating unit (3), the temperature adjustment unit (5) and the refrigerating chips (9), the effect of instant refrigeration or instant heating can be achieved.
A detection and repair device for powder additive manufacturing. The detection and repair device (100) comprises a powder bed unit (2), a repair unit (3) and a detection unit (4); the powder bed unit has a powder bed platform (21), a powder spreading mechanism (22) and a laser unit (23); the repair unit has a processing mechanism (32); the detection unit has a camera (41) and a controller (42), the controller determining, according to image data of the powder bed platform captured by the camera, whether to spread powder or remove a powder spread defect, or to drive the processing mechanism to repair the surface of a work piece (101). Further disclosed is a detection and repair method for powder additive manufacturing. The method, by detecting image data obtained after powder spreading and image data obtained after fusion, can efficiently determine various defects and improve the quality of work pieces.
A laser cladding tool head and a to-be-processed surface sensing method therefor, which are used for a computer numerical control (CNC) processing machine (100). The laser cladding tool head (20) is also provided with a thermal temperature gauge sensing module (24) and a photographic lens sensing module (25), and is configured to sense temperature, brightness and shape of a molten pool during cladding operation and provide same to a computer numerical control unit (40) for feedback control, thereby further improving processing efficiency and quality of a workpiece.
B23K 26/00 - Working by laser beam, e.g. welding, cutting or boring
C23C 24/10 - Coating starting from inorganic powder by application of heat or pressure and heat with intermediate formation of a liquid phase in the layer
G01N 21/00 - Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
11.
LASER CLADDING TOOL HEAD AND TO-BE-PROCESSED SURFACE SENSING METHOD THEREFOR
A laser cladding tool head and a to-be-processed surface sensing method therefor, which are used for a computer numerical control (CNC) processing machine (100). The laser cladding tool head (20) is also provided with a thermal temperature gauge sensing module (24) and a photographic lens sensing module (25), and is configured to sense temperature, brightness and shape of a molten pool during cladding operation and provide same to a computer numerical control unit (40) for feedback control, thereby further improving processing efficiency and quality of a workpiece.
C23C 24/10 - Coating starting from inorganic powder by application of heat or pressure and heat with intermediate formation of a liquid phase in the layer
B23K 26/00 - Working by laser beam, e.g. welding, cutting or boring
G01N 21/00 - Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
12.
HYBRID COMPUTER NUMERICAL CONTROL MACHINING CENTER AND MACHINING METHOD THEREOF
A hybrid computer numerical control (CNC) machining center and a machining method thereof are provided. The hybrid CNC machining center has at least a cutting tool head, a laser cladding tool head, a laser surface heat treatment tool head, and a computer numerical control unit. The cutting tool head, the laser cladding tool head, and the laser surface heat treatment tool head are alternately installed in a tool holder of the hybrid CNC machining center. Users can accomplish cutting, laser cladding, and laser surface heat treatment operations for a work-piece just in one single machine, so that the work-piece is unnecessary to be moved between different machines. Therefore, the steps and the process time of the machining operations are substantially simplified.
B23P 23/04 - Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
13.
COMBINED TYPE COMPUTER NUMERICAL CONTROL PROCESSING MACHINE AND PROCESSING METHOD THEREFOR
A combined type computer numerical control processing machine, comprising at least one cutting tool head, a laser cladding tool head, a laser surface heat treatment tool head and a computer numerical control unit, and all the tool heads can be alternately arranged on a tool chuck of the processing machine. A user can complete the cutting and laser cladding and/or laser surface heat treatment of a workpiece at a time by using a single tool machine, and the workpiece does not need to be moved in different machine tools, thereby simplifying processing steps, and shortening the processing time. Also provided is a processing method using the combined type computer numerical control processing machine.
B23P 23/04 - Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
TONGTAI MACHINE & TOOL CO., LTD. (Taiwan, Province of China)
Inventor
Takazakura, Shuhei
Mukai, Toshikazu
Okuyama, Noboru
Yen, Jui-Hsiung
Chen, Hsin-Pao
Abstract
Provided is a machining device having a tool side that is rotated relative to a main body side, said machining device having a novel construction and having a simpler and more compact configuration that enables transmission of electrical signals from the tool side to the main body side, with excellent transmission quality, and more effective driving of an ultrasonic oscillator provided on the tool side. The machining device is configured such that: a pair of signal coils (58a, 58b) are provided and electrical signals can be transmitted, between the main body side (14) and the tool side (20); and power supply frequency characteristics for an ultrasonic oscillator (112) provided on the tool side (20) can be controlled by power supply control means (140, 136). In addition, at least one of the signal coils (58a, 58b) are formed using coil winding paths (68, 70) that reduce noise electromotive force arising from the impact from power supply coils (56a, 56b) provided on the main body side (14) and the tool side (20).
B23B 37/00 - Boring by making use of vibrations of ultrasonic frequency
B23B 1/00 - Methods for turning or working essentially requiring the use of turning-machinesUse of auxiliary equipment in connection with such methods
B24B 1/04 - Processes of grinding or polishingUse of auxiliary equipment in connection with such processes subjecting the grinding or polishing tools, the abrading or polishing medium or work to vibration, e.g. grinding with ultrasonic frequency
H02J 17/00 - Systems for supplying or distributing electric power by electromagnetic waves
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