CN215320658U

CN215320658U - Spare part 3D printing device for auto repair

Info

Publication number: CN215320658U
Application number: CN202121031395.3U
Authority: CN
Inventors: 王清政; 黄春伟
Original assignee: Nanjing Tech University Pujiang Institute
Current assignee: Nanjing Tech University Pujiang Institute
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-12-28
Anticipated expiration: 2031-05-14

Abstract

The utility model discloses a 3D printing device for parts for automobile maintenance, which comprises a rack, wherein a printing table is fixed at the bottom of the inner side of the rack, a first motor is fixed at one side of the printing table, an output shaft of the first motor is fixedly connected with a first Z-axis transmission lead screw, the outer wall of the first Z-axis transmission lead screw is in threaded connection with a Z-axis lead screw nut, a moving frame is fixedly connected between the two Z-axis lead screw nuts, the two sides in the moving frame are respectively and rotatably connected with a first Y-axis transmission lead screw and a second Y-axis transmission lead screw, the output shaft of a third motor is fixedly connected with an X-axis transmission lead screw, the outer wall of the X-axis transmission lead screw is in threaded connection with a mounting seat, a rotary cylinder is fixed at the bottom of the mounting seat, and a printing mechanism is fixedly installed at the bottom of the rotary cylinder. The utility model can reach any position in the frame, can effectively meet the printing operation requirement of a special angle, can repair automobile parts by adopting a 3D printing technology, and improves the repair quality.

Description

Spare part 3D printing device for auto repair

Technical Field

The utility model relates to the technical field of 3D printing, in particular to a 3D printing device for parts for automobile maintenance.

Background

3D printing (3DP), a technique for constructing objects by layer-by-layer printing using bondable materials such as powdered metals or plastics based on digital model files, is one of the rapid prototyping techniques, also known as additive manufacturing.

3D printing is typically achieved using digital technology material printers. The method is often used for manufacturing models in the fields of mold manufacturing, industrial design and the like, and is gradually used for directly manufacturing some products, and parts printed by the technology are already available. The technology has applications in jewelry, footwear, industrial design, construction, engineering and construction (AEC), automotive, aerospace, dental and medical industries, education, geographic information systems, civil engineering, firearms, and other fields.

The 3D printing technology is widely applied to various industries, is not exceptional in the automobile industry, and automobile parts often need 3D printing equipment for maintenance.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a 3D printing device for parts for automobile maintenance, which aims to solve the problems in the background technology.

In order to solve the technical problems, the utility model provides the following technical scheme: a printing device for a part D for automobile maintenance comprises a frame, wherein a printing table is fixed at the bottom of the inner side of the frame, a first motor is fixed at one side of the printing table, an output shaft of the first motor is fixedly connected with a first Z-axis transmission lead screw, a bearing seat is fixed at the other side of the printing table, a second Z-axis transmission lead screw is rotatably connected to the top of the bearing seat, the top of the first Z-axis transmission lead screw and the top of the second Z-axis transmission lead screw penetrate through the top of the frame and are respectively and fixedly provided with a first belt pulley and a second belt pulley, the first belt pulley and the second belt pulley are connected through belt transmission, Z-axis lead screw nuts are in threaded connection with the outer walls of the first Z-axis transmission lead screw and the second Z-axis transmission lead screw, a moving frame is fixedly connected between the two Z-axis lead screw nuts, and a driving box is fixed at the rear side of the moving frame, a second motor is fixed on the inner side of the driving box, a first bevel gear is fixedly installed on an output shaft of the second motor, a driven shaft is rotatably connected to the outer wall of the rear side of the movable frame, a multi-groove belt pulley and a second bevel gear are sequentially and fixedly installed at the end of the driven shaft, the second bevel gear is meshed with the first bevel gear, a first Y-axis transmission screw rod and a second Y-axis transmission screw rod are respectively and rotatably connected to the two sides of the inner portion of the movable frame, the same ends of the first Y-axis transmission screw rod and the second Y-axis transmission screw rod penetrate through the rear side wall of the movable frame and are respectively and fixedly installed with a third belt pulley and a fourth belt pulley, the third belt pulley and the fourth belt pulley are respectively in transmission connection with the multi-groove belt pulley through belts, and a pair of Y-axis screw rod nuts are respectively in threaded connection with the outer walls of the first Y-axis transmission screw rod and the second Y-axis transmission screw rod, the Y-axis lead screw nut is fixedly connected with a transverse plate, a rectangular opening is formed in the inner side of the transverse plate, a third motor is fixed to the inner wall of one side of the rectangular opening, an output shaft of the third motor is fixedly connected with an X-axis transmission lead screw, the outer wall of the X-axis transmission lead screw is in threaded connection with a mounting seat, a rotary cylinder is fixed to the bottom of the mounting seat, and a printing mechanism is fixedly mounted to the bottom of the rotary cylinder.

Further, print mechanism includes the carousel, annular spout has been seted up at the top of carousel, the bottom both ends of mount pad all are fixed with T type slider, T type slider with annular spout looks adaptation, the bottom fixedly connected with yaw motor of carousel, the lower extreme fixedly connected with of yaw motor prints the mouth, drives the carousel through revolving cylinder and rotates to and the yaw motor drives and prints the mouth swing, thereby solve special angle's printing operation demand.

Further, bottom one side of diaphragm is fixed with the heat treatment case, one side fixedly connected with conveying pipeline of heat treatment case, the tip fixedly connected with compressor of conveying pipeline, the output of compressor with print the mouth and be linked together, the heat treatment case melts the material heating and carries to the compressor through the conveying pipeline, and the compressor says the material input to printing the mouth after that to accomplish the ejection of compact of printing the material.

Further, the spout has all been seted up to the both sides inner wall of rectangle mouth, the mount pad with spout sliding connection carries out the spacing of horizontal direction to the mount pad through the spout, ensures that the mount pad is removing along the length direction of X axle transmission lead screw.

Furthermore, the bottom four corners of frame all are fixed with the supporting leg, the bottom fixedly connected with anti-skidding callus on the sole of supporting leg carries out the stable support to the frame, prevents that the during operation from appearing the slip phenomenon.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, by arranging a first motor, a second motor and a third motor, the first motor is started according to printing requirements, the first motor drives a first Z-axis transmission screw rod to rotate, the first Z-axis transmission screw rod then drives a second Z-axis transmission screw rod to rotate through transmission of a first belt pulley, a second belt pulley and a belt, so as to drive a Z-axis screw rod nut and a moving frame to move in the vertical direction, then the second motor is started, the second motor is meshed with a second bevel gear through a first bevel gear to drive a first Y-axis transmission screw rod and a second Y-axis transmission screw rod to rotate, so as to drive a Y-axis screw rod nut to move along the length direction of the first Y-axis transmission screw rod and the second Y-axis transmission screw rod, then the third motor is started, so as to drive an X-axis transmission screw rod to rotate, so as to enable a mounting base to move along the length direction of the X-axis transmission screw rod, and further realize that a printing nozzle moves along the X-axis, The automobile parts can move in the directions of the Y axis and the Z axis and can reach any position in the rack, and the automobile parts are repaired by adopting a D printing technology, so that the repairing quality is improved;

2. according to the utility model, the rotary cylinder drives the rotary table to rotate, and the swinging motor drives the printing nozzle to swing, so that the printing operation requirement of a special angle is met, the heat treatment box heats and melts the material and conveys the material to the compressor through the material conveying pipe, and the compressor conveys the material to the printing nozzle, so that the discharging of the printing material is completed.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic top view of the movable frame of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

in the figure: 1. a frame; 2. a printing table; 3. a first motor; 4. a first Z-axis transmission screw rod; 5. a chute; 6. a bearing seat; 7. a second Z-axis transmission screw rod; 8. a first pulley; 9. a second pulley; 10. a Z-axis screw nut; 11. moving the frame; 12. a drive box; 13. a second motor; 14. a first bevel gear; 15. a driven shaft; 16. a multi-grooved pulley; 17. a second bevel gear; 18. a first Y-axis transmission screw rod; 19. a second Y-axis transmission screw rod; 20. a third belt pulley; 21. a fourth belt pulley; 22. a Y-axis screw nut; 23. a transverse plate; 24. a rectangular opening; 25. a third motor; 26. an X-axis transmission screw rod; 27. a mounting seat; 28. a rotating cylinder; 29. a printing mechanism; 30. a turntable; 31. a T-shaped slider; 32. a head swinging motor; 33. a printing nozzle; 34. a heat treatment tank; 35. a delivery pipe; 36. a compressor; 37. an annular chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the utility model provides a 3D printing device for parts for automobile maintenance, which comprises a frame 1, a printing table 2 is fixed at the bottom of the inner side of the frame 1, a first motor 3 is fixed at one side of the printing table 2, a first Z-axis transmission screw rod 4 is fixedly connected to an output shaft of the first motor 3, a bearing seat 6 is fixed at the other side of the printing table 2, a second Z-axis transmission screw rod 7 is rotatably connected to the top of the bearing seat 6, the tops of the first Z-axis transmission screw rod 4 and the second Z-axis transmission screw rod 7 penetrate through the top of the frame 1 and are respectively and fixedly provided with a first belt pulley 8 and a second belt pulley 9, the first belt pulley 8 and the second belt pulley 9 are in transmission connection through a belt, Z-axis screw rod nuts 10 are in threaded connection with the outer walls of the first Z-axis transmission screw rod 4 and the second Z-axis transmission screw rod 7, a moving frame 11 is fixedly connected between the two Z-axis screw nuts 10, a driving box 12 is fixed on the rear side of the moving frame 11, a second motor 13 is fixed on the inner side of the driving box 12, a first bevel gear 14 is fixedly installed on an output shaft of the second motor 13, a driven shaft 15 is rotatably connected to the outer wall of the rear side of the moving frame 11, a multi-groove belt pulley 16 and a second bevel gear 17 are sequentially and fixedly installed on the end portion of the driven shaft 15, the second bevel gear 17 is meshed with the first bevel gear 14, a first Y-axis transmission screw 18 and a second Y-axis transmission screw 19 are respectively rotatably connected to two inner sides of the moving frame 11, the same ends of the first Y-axis transmission screw 18 and the second Y-axis transmission screw 19 penetrate through the rear side wall of the moving frame 11 and are respectively and fixedly installed with a third belt pulley 20 and a fourth belt pulley 21, and the third belt pulley 20 and the fourth belt pulley 21 are both in belt transmission connection with the multi-groove belt pulley 16, the outer wall of first Y axle transmission lead screw 18 and second Y axle transmission lead screw 19 all threaded connection have a pair of Y axle screw nut 22, two pairs fixedly connected with diaphragm 23 between the Y axle screw nut 22, rectangle mouth 24 has been seted up to the inboard of diaphragm 23, one side inner wall of rectangle mouth 24 is fixed with third motor 25, the output shaft fixedly connected with X axle transmission lead screw 26 of third motor 25, the outer wall threaded connection of X axle transmission lead screw 26 has mount pad 27, the bottom of mount pad 27 is fixed with revolving cylinder 28, the bottom fixed mounting of revolving cylinder 28 has printing mechanism 29.

In a preferred embodiment, the printing mechanism 29 includes a turntable 30, an annular chute 37 is provided at the top of the turntable 30, T-shaped sliders 31 are fixed at both ends of the bottom of the mounting seat 27, the T-shaped sliders 31 are matched with the annular chute 37, a swinging motor 32 is fixedly connected to the bottom of the turntable 30, a printing nozzle 33 is fixedly connected to the lower end of the swinging motor 32, the turntable 30 is driven to rotate by a rotary cylinder 28, and the swinging motor 32 drives the printing nozzle 33 to swing, so that the printing operation requirement at a special angle is met.

In a preferred embodiment, a heat treatment box 34 is fixed on one side of the bottom of the transverse plate 23, a feed pipe 35 is fixedly connected on one side of the heat treatment box 34, a compressor 36 is fixedly connected on the end of the feed pipe 35, the output end of the compressor 36 is communicated with the printing nozzle 33, the heat treatment box 34 heats and melts the material and conveys the material to the compressor 36 through the feed pipe 35, and the compressor 36 inputs the material to the printing nozzle 33, so that the discharging of the printing material is completed.

In a preferred embodiment, the inner walls of both sides of the rectangular opening 24 are provided with sliding grooves 5, the mounting seat 27 is connected with the sliding grooves 5 in a sliding manner, and the mounting seat 27 is limited horizontally by the sliding grooves 5, so that the mounting seat 27 is ensured to move in the length direction of the X-axis transmission screw rod 26.

In a preferred embodiment, the four corners of the bottom of the machine frame 1 are all fixed with supporting legs, and the bottom of each supporting leg is fixedly connected with an anti-skidding foot pad to stably support the machine frame 1 and prevent the sliding phenomenon during work.

The working principle of the utility model is as follows: the first motor 3 is started according to the printing requirement, the first motor 3 drives the first Z-axis transmission screw rod 4 to rotate, the first Z-axis transmission screw rod 4 drives the second Z-axis transmission screw rod 7 to rotate through the transmission of the first belt pulley 8, the second belt pulley 9 and the belt, so that the Z-axis screw rod nut 10 and the moving frame 11 are driven to move in the vertical direction, then the second motor 13 is started, the second motor 13 is meshed with the second bevel gear 17 through the first bevel gear 14 to drive the first Y-axis transmission screw rod 18 and the second Y-axis transmission screw rod 19 to rotate, so that the Y-axis screw rod nut 22 is driven to move along the length directions of the first Y-axis transmission screw rod 18 and the second Y-axis transmission screw rod 19, then the third motor 25 is started, the third motor 25 drives the X-axis transmission screw rod 26 to rotate, so that the mounting base moves along the length direction of the X-axis transmission screw rod 26, and the printing nozzle 33 is realized in the X-axis, The automobile part repairing device can move in the Y-axis and Z-axis directions and can reach any position inside the rack 1, and automobile parts are repaired by adopting a 3D printing technology, so that the repairing quality is improved; the rotary cylinder 28 drives the rotary table 30 to rotate, and the head swinging motor 32 drives the printing nozzle 33 to swing, so that the printing operation requirement of a special angle is met, the heat treatment box 34 heats and melts the material and conveys the material to the compressor 36 through the conveying pipe 35, and the compressor 36 then inputs the material to the printing nozzle 33, so that the discharging of the printing material is completed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a spare part 3D printing device for auto repair, includes frame (1), its characterized in that: a printing table (2) is fixed at the bottom of the inner side of the rack (1), a first motor (3) is fixed at one side of the printing table (2), a first Z-axis transmission lead screw (4) is fixedly connected with an output shaft of the first motor (3), a bearing seat (6) is fixed at the other side of the printing table (2), a second Z-axis transmission lead screw (7) is rotatably connected with the top of the bearing seat (6), the tops of the first Z-axis transmission lead screw (4) and the second Z-axis transmission lead screw (7) penetrate through the top of the rack (1) and are respectively and fixedly provided with a first belt pulley (8) and a second belt pulley (9), the first belt pulley (8) and the second belt pulley (9) are connected through belt transmission, and Z-axis lead screws (4) and the outer walls of the second Z-axis transmission lead screw (7) are both in threaded connection with Z-axis lead screw nuts (10), two fixedly connected with removes frame (11) between Z axle screw nut (10), the rear side of removing frame (11) is fixed with drive case (12), the inboard of drive case (12) is fixed with second motor (13), the output shaft fixed mounting of second motor (13) has first bevel gear (14), the rear side outer wall of removing frame (11) rotates and is connected with driven shaft (15), the tip fixed mounting in proper order of driven shaft (15) has multislot belt pulley (16) and second bevel gear (17), second bevel gear (17) with first bevel gear (14) meshing connection, the inside both sides of removing frame (11) rotate respectively and are connected with first Y axle transmission lead screw (18) and second Y axle transmission lead screw (19), first Y axle transmission lead screw (18) and second Y axle transmission lead screw (19) are run through with the same end the back side wall of removing frame (11) and have third belt pulley (20) and third Y axle transmission lead screw (19) respectively fixed mounting A fourth belt pulley (21), wherein the third belt pulley (20) and the fourth belt pulley (21) are in transmission connection with the multi-groove belt pulley (16) through a belt, the outer walls of the first Y-axis transmission screw rod (18) and the second Y-axis transmission screw rod (19) are both in threaded connection with a pair of Y-axis screw rod nuts (22), a transverse plate (23) is fixedly connected between the two pairs of Y-axis screw rod nuts (22), a rectangular opening (24) is formed in the inner side of the transverse plate (23), a third motor (25) is fixed on the inner wall of one side of the rectangular opening (24), an output shaft of the third motor (25) is fixedly connected with an X-axis transmission screw rod (26), the outer wall of the X-axis transmission screw rod (26) is connected with a mounting seat (27) through threads, the bottom of mount pad (27) is fixed with revolving cylinder (28), the bottom fixed mounting of revolving cylinder (28) has printing mechanism (29).

2. The 3D printing device for the parts for automobile maintenance according to claim 1, wherein: print mechanism (29) including carousel (30), annular spout (37) have been seted up at the top of carousel (30), the bottom both ends of mount pad (27) all are fixed with T type slider (31), T type slider (31) with annular spout (37) looks adaptation, the bottom fixedly connected with yaw motor (32) of carousel (30), the lower extreme fixedly connected with printing nozzle (33) of yaw motor (32).

3. The 3D printing device for the parts for automobile maintenance according to claim 2, characterized in that: the printing nozzle is characterized in that a heat treatment box (34) is fixed on one side of the bottom of the transverse plate (23), a conveying pipe (35) is fixedly connected to one side of the heat treatment box (34), a compressor (36) is fixedly connected to the end portion of the conveying pipe (35), and the output end of the compressor (36) is communicated with the printing nozzle (33).

4. The 3D printing device for the parts for automobile maintenance according to claim 1, wherein: the inner walls of the two sides of the rectangular opening (24) are provided with sliding grooves (5), and the mounting seat (27) is connected with the sliding grooves (5) in a sliding mode.

5. The 3D printing device for the parts for automobile maintenance according to claim 1, wherein: supporting legs are fixed to four corners of the bottom of the rack (1), and anti-skidding foot pads are fixedly connected to the bottoms of the supporting legs.