Automobile wheel cover welding robot with smoke dust purification function

Abstract

The invention discloses an automobile wheel cover welding robot with a smoke dust purification function, and belongs to the technical field of welding robots, the automobile wheel cover welding robot comprises a fixing box, a base is connected to the bottom of the fixing box, a clamping feeding assembly used for limiting wheels is arranged in the fixing box, a grinding assembly is arranged on one side of the clamping feeding assembly, and the grinding assembly is arranged on the other side of the clamping feeding assembly. A mechanical arm is arranged on one side of the top of the base. According to the device, the clamping and feeding assembly and the driving wheel are arranged to be matched with the supporting wheel to drive the wheels to rotate along the axis, the assembly can meet the requirements of the wheels of different specifications and sizes by controlling the moving stroke of the multiple fixing frames, the applicability of the device is improved, meanwhile, limiting of the wheels is completed through cooperation of the supporting wheel and the driving wheel, and the practicability of the device is improved. And flexible adjustment of the welding position of the wheel is completed through rotation of the driving wheel, and the applicability and the machining efficiency of the device are improved.

Description

Technical Field

[0001] The invention belongs to the technical field of welding robots, and in particular relates to an automobile wheel cover welding robot with a smoke purification function. Background Art

[0002] Wheel covers are decorative or protective parts covering vehicle tires. Wheel covers mainly improve the appearance of the vehicle, extend the service life of the tires and keep the body clean. They are usually made of plastic or metal and installed above the wheels by welding to cover the tires and hubs.

[0003] The document with the publication number CN208662925U discloses a welding fixture for automobile wheel cover, comprising a U-shaped bracket, an annular holder is movably provided at the top of the inner side of the U-shaped bracket, one side of the annular holder is connected to the driving shaft of the rotating motor arranged at the top of one side of the U-shaped bracket, the other side of the annular holder is movably connected to one end of the hand screw arranged at the top of the other side of the U-shaped bracket, and the outer side of the hand screw and the outer side of the driving shaft of the rotating motor are both provided with bearings. The utility model is convenient for welding the circumferential part of the automobile wheel cover of different thicknesses through the telescopic block provided, and will not generate excessive pressure on the wheel cover during clamping to cause deformation of the wheel cover, and is convenient for electromagnetic adsorption of the cover part of the automobile wheel cover through the permanent magnetic suction cup provided, and the position of the cover is fixed, so as to perform welding work, and the movable seat provided can facilitate the movement of the device as a whole, so as to transport the device and save manpower, but in the actual processing process, the existing welding device is difficult to be applied to wheels of different specifications, and it is difficult to realize flexible adjustment of the welding position, which affects the processing efficiency, and therefore, it is necessary to improve. Summary of the invention

[0004] The purpose of the present invention is to solve the problem that the existing welding devices are difficult to apply to wheels of different specifications and difficult to flexibly adjust the welding position, thus affecting the processing efficiency, and to propose an automobile wheel cover welding robot with a smoke purification function.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions:

[0006] A car wheel cover welding robot with a smoke purification function comprises a fixed box, the bottom of the fixed box is connected to a base, a clamping and feeding assembly for limiting the wheel is arranged inside the fixed box, a grinding assembly is arranged on one side of the clamping and feeding assembly, a mechanical arm is arranged on one side of the top of the base, one end of the mechanical arm is connected to a connecting plate, and a welding gun and a smoke purification assembly are respectively arranged on one side of the connecting plate.

[0007] The clamping and feeding assembly includes a plurality of fixed frames that can move relatively, a plurality of sliding grooves in a circular array are opened on the top of the fixed box, a sliding box is connected to the bottom of the fixed frame, the sliding box is slidably connected to the sliding groove, a screw seat is connected to the bottom of the sliding box, a lifting screw is rotatably connected inside the fixed frame, a lifting plate is threadedly connected to the outer surface of the lifting screw, a fixed rod is connected to one side of the lifting plate, a driving wheel is connected to the bottom of the fixed rod, a support plate is arranged below the driving wheel, one side of the support plate is connected to one side of the fixed frame, and a plurality of supporting wheels are rotatably connected to the top of the support plate, and the synchronous movement of the plurality of fixed frames can adapt to wheels of different sizes. At the same time, the liftable driving wheel cooperates with the support wheel below to limit the clamping of the wheel.

[0008] As a further description of the above technical solution:

[0009] A sleeve is rotatably connected inside the sliding box, and a rotating rod is slidably connected inside the sleeve. The cross-sectional shapes of the sleeve and the rotating rod are both regular hexagons. A fixed column is connected to the top of the inner wall of the fixed box, and the two ends of the rotating rod are respectively rotatably connected to one side of the fixed column and one side of the inner wall of the fixed box. The outer surface of the sleeve is connected to a first bevel gear, and one side of the top of the first bevel gear is meshed with a second bevel gear. One end of the lifting screw extends into the interior of the sliding box and is connected to one side of the second bevel gear.

[0010] As a further description of the above technical solution:

[0011] A movable screw is connected to the internal thread of the screw seat, and both ends of the movable screw are rotatably connected to one side of the fixed column and one side of the inner wall of the fixed box respectively. One end of the movable screw is connected to a driving gear, and the bottoms of multiple driving gears are meshed and connected to a rotating toothed disk. A driving motor is connected to the bottom of the inner wall of the fixed box, and one end of the output shaft of the driving motor is connected to the bottom of the rotating toothed disk.

[0012] As a further description of the above technical solution:

[0013] One end of the rotating rod extends to the outside of the fixed box and is connected to a transmission gear, and the bottoms of multiple transmission gears are meshed and connected to an external gear ring, and the external gear ring is rotatably connected to the outside of the fixed box. A transmission motor for driving the driving wheel to rotate is fixedly installed on one side of the driving wheel, and the transmission motor is a self-locking motor.

[0014] As a further description of the above technical solution:

[0015] The grinding assembly includes a grinding disc, a rotating shaft is connected to the top of the grinding disc, a mounting piece is connected to one side of the fixed rod, the mounting piece is rotatably connected to the rotating shaft through a bearing, a third bevel gear is connected to the top of the rotating shaft, one side of the third bevel gear is meshedly connected to the fourth bevel gear, one side of the fourth bevel gear is connected to a connecting shaft, the other end of the connecting shaft is connected to the fifth bevel gear, and one side of the fifth bevel gear is meshedly connected to the sixth bevel gear.

[0016] As a further description of the above technical solution:

[0017] The outer surface of the connecting shaft is rotatably connected with a mounting seat, and the bottom of the mounting seat is connected to one side of the mounting piece.

[0018] As a further description of the above technical solution:

[0019] One side of the sixth bevel gear is connected to a driving shaft, an end of the driving shaft away from the sixth bevel gear is connected to a driven wheel, an outer surface of the transmission gear output shaft is connected to a driving wheel, and a transmission belt is connected between the driving wheel and the driven wheel.

[0020] As a further description of the above technical solution:

[0021] The smoke removal and purification component includes a collecting hood, which is connected to the outer surface of the welding gun. Two symmetrically arranged connecting boxes are connected to the bottom of the connecting plate. An air bag is connected to the connecting box. The bottom of the air bag is connected to a collecting pipe. The other end of the collecting pipe extends to the outside of the connecting box and is connected to one side of the collecting hood. One side of the air bag is connected to a connecting pipe, and the other ends of the two connecting pipes extend to the outside of the connecting box and are connected to the same purification collecting box. One side of the purification collecting box is connected to the bottom of the connecting plate. Both the connecting pipe and the collecting pipe are provided with a one-way valve.

[0022] As a further description of the above technical solution:

[0023] A movable plate is connected to one side of the airbag, and the movable plate is slidably connected in a connecting box. A cam is attached to the other side of the movable plate, and the cam is rotatably connected to the connecting box through a rotating shaft and a bearing. A fixed motor is fixedly installed on the bottom of the connecting box through a mounting plate, and one end of the rotating shaft extends to the outside of the connecting box and is connected to one end of the output shaft of the fixed motor.

[0024] As a further description of the above technical solution:

[0025] Two symmetrically arranged telescopic rods are connected to one side of the movable plate, and the other end of the telescopic rod is connected to one side of the inner wall of the connection box. A return spring is sleeved on the outer surface of the telescopic rod, and the two ends of the return spring are respectively connected to one side of the movable plate and one side of the inner wall of the connection box.

[0026] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are:

[0027] 1. In the present invention, a clamping feeding assembly is set, and a driving motor drives the support plate and the driving wheel to move by rotating the toothed disk, the driving gear, the moving screw, the screw seat, the sliding box and the fixed frame, and the staff places the wheel on multiple support plates and makes the wheel fit with the support wheel. The staff drives the driving wheel to move downward through the outer gear ring, the transmission gear, the rotating rod, the sleeve, the first bevel gear, the second bevel gear, the lifting screw, the lifting plate and the fixed rod, and makes the driving wheel and the supporting wheel stroke squeeze limit, and when the welding position needs to be changed, the rotating motor is started and drives the driving wheel to rotate, and the driving wheel cooperates with the supporting wheel to drive the wheel to rotate along the axis, and by controlling the moving stroke of multiple fixed frames, the assembly can meet the wheels of different specifications and sizes, thereby improving the applicability of the device, and at the same time, the limiting of the wheel is completed by the cooperation of the supporting wheel and the driving wheel, and the flexible adjustment of the wheel welding position is completed by the rotation of the driving wheel itself, thereby improving the applicability and processing efficiency of the device.

[0028] 2. In the present invention, by setting a grinding component, the rotating motor drives the wheel to rotate through the driving wheel and the supporting wheel, the rotating motor rotates through the driving wheel, the transmission belt, the driven wheel, the sixth bevel gear, and the fifth bevel gear, and the fifth bevel gear, the fourth bevel gear and the third bevel gear drive the grinding disc to grind the welding part between the wheel and the wheel cover, thereby reducing the burrs at the welding part between the wheel and the wheel cover and improving the overall welding quality.

[0029] 3. In the present invention, by setting up a smoke removal and purification component, during the welding process, the fixed motor is started, and the fixed motor drives the movable plate to do reciprocating motion through the cam, the telescopic rod, and the reset spring. The movable plate drives the airbag to expand and contract periodically, and cooperates with the collection pipe and the connecting pipe to realize one-way gas transportation, so that gas can be unidirectionally extracted from the collection cover and transported to the purification collection box, which can realize the collection and purification of harmful gases in the welding process, reduce the impact of harmful gases on the working environment, and improve the safety of workers. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the present invention;

[0031] Figure 2 It is a schematic diagram of the three-dimensional structure from another viewing angle of the present invention;

[0032] Figure 3 It is a schematic diagram of the three-dimensional structure of the smoke removal and purification component of the present invention;

[0033] Figure 4 For the present invention Figure 3 The enlarged structural diagram of part A in the middle;

[0034] Figure 5 It is a schematic diagram of the three-dimensional structure of the clamping and feeding assembly and the grinding assembly of the present invention;

[0035] Figure 6 For the present invention Figure 5 The enlarged structural diagram of part B in the middle;

[0036] Figure 7 It is a schematic diagram of the three-dimensional cross-sectional structure of the clamping and feeding assembly and the grinding assembly of the present invention;

[0037] Figure 8 It is a three-dimensional cross-sectional structural schematic diagram of the clamping and feeding assembly and the grinding assembly of the present invention;

[0038] Fig. 9 It is a partially enlarged structural schematic diagram of the clamping feed assembly of the present invention.

[0039] Legend:

[0040] 1. Base; 2. Fixed box; 3. Clamping feed assembly; 301. External gear ring; 302. Transmission gear; 303. Fixed frame; 304. Support plate; 305. Support wheel; 306. Lifting plate; 307. Fixed rod; 308. Driving wheel; 309. Transmission motor; 310. Rotating rod; 311. Driving gear; 312. Moving lead screw; 313. First bevel gear; 314. Sleeve; 315. Second bevel gear; 316. Lead screw seat; 317. Sliding box; 318. Rotating gear disc; 319. Lifting lead screw; 320. Driving motor; 4. Grinding assembly ; 401, grinding disc; 402, third bevel gear; 403, fourth bevel gear; 404, connecting shaft; 405, fifth bevel gear; 406, sixth bevel gear; 407, driven wheel; 408, driving wheel; 409, transmission belt; 5, mechanical arm; 6, connecting plate; 7, smoke removal and purification component; 701, collection cover; 702, connecting pipe; 703, purification collection box; 704, collection pipe; 705, fixed motor; 706, cam; 707, connecting box; 708, moving plate; 709, reset spring; 710, telescopic rod; 711, airbag; 8, welding gun. DETAILED DESCRIPTION

[0041] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0042] See also Figure 1-Figure 9 The present invention provides a technical solution:

[0043] A car wheel cover welding robot with a smoke purification function comprises a fixed box 2, the bottom of the fixed box 2 is connected to a base 1, a clamping and feeding assembly 3 for limiting the wheel is arranged inside the fixed box 2, a grinding assembly 4 is arranged on one side of the clamping and feeding assembly 3, a mechanical arm 5 is arranged on one side of the top of the base 1, one end of the mechanical arm 5 is connected to a connecting plate 6, and a welding gun 8 and a smoke removal and purification assembly 7 are respectively arranged on one side of the connecting plate 6;

[0044] The clamping feed assembly 3 includes a plurality of fixed frames 303 that can move relatively, a plurality of sliding grooves in a circumferential array are opened on the top of the fixed box 2, a sliding box 317 is connected to the bottom of the fixed frame 303, the sliding box 317 is slidably connected in the sliding groove, a screw seat 316 is connected to the bottom of the sliding box 317, a lifting screw 319 is rotatably connected inside the fixed frame 303, a lifting plate 306 is threadedly connected to the outer surface of the lifting screw 319, a fixed rod 307 is connected to one side of the lifting plate 306, a driving wheel 308 is connected to the bottom of the fixed rod 307, and a driving wheel 308 is connected below the driving wheel 308 A support plate 304 is provided, one side of the support plate 304 is connected to one side of the fixing frame 303, and a plurality of support wheels 305 are rotatably connected to the top of the support plate 304. The synchronous movement of the plurality of fixing frames 303 can adapt to wheels of different sizes. At the same time, the liftable driving wheel 308 cooperates with the support wheel 305 below to limit and clamp the wheel. A sleeve 314 is rotatably connected inside the sliding box 317, and a rotating rod 310 is slidably connected inside the sleeve 314. The cross-sectional shapes of the sleeve 314 and the rotating rod 310 are both regular hexagonal. The top of the inner wall of the fixing box 2 is connected to a fixed The fixed column, the two ends of the rotating rod 310 are rotatably connected to one side of the fixed column and one side of the inner wall of the fixed box 2 respectively, the outer surface of the sleeve 314 is connected to the first bevel gear 313, the top side of the first bevel gear 313 is meshed and connected to the second bevel gear 315, one end of the lifting screw 319 extends to the inside of the sliding box 317 and is connected to one side of the second bevel gear 315, the screw seat 316 is internally threadedly connected to the moving screw 312, the two ends of the moving screw 312 are rotatably connected to one side of the fixed column and one side of the inner wall of the fixed box 2 respectively, and one end of the moving screw 312 is connected to the driving gear 311, A plurality of driving gears 311 are meshedly connected with a rotating toothed disc 318 at the bottom, a driving motor 320 is connected to the bottom of the inner wall of the fixed box 2, one end of the output shaft of the driving motor 320 is connected to the bottom of the rotating toothed disc 318, one end of the rotating rod 310 extends to the outside of the fixed box 2 and is connected to a transmission gear 302, and a plurality of transmission gears 302 are meshedly connected with an outer gear ring 301 at the bottom, the outer gear ring 301 is rotatably connected to the outside of the fixed box 2, and a transmission motor 309 for driving the driving wheel 308 to rotate is fixedly installed on one side of the driving wheel 308, and the transmission motor 309 is a self-locking motor.

[0045] The specific implementation method is as follows: by setting the clamping feed assembly 3, the driving motor 320 drives the support plate 304 and the driving wheel 308 to move by rotating the toothed disc 318, the driving gear 311, the moving screw 312, the screw seat 316, the sliding box 317 and the fixing frame 303, and the staff places the wheels on multiple support plates 304 and makes the wheels fit with the support wheels 305, and the staff uses the outer gear ring 301, the transmission gear 302, the rotating rod 310, the sleeve 314, the first bevel gear 3 13. The second bevel gear 315, the lifting screw 319, the lifting plate 306 and the fixing rod 307 drive the driving wheel 308 to move downward, and make the driving wheel 308 and the supporting wheel 305 squeeze and limit the stroke. When the welding position needs to be changed, the rotating motor starts and drives the driving wheel 308 to rotate. The driving wheel 308 cooperates with the supporting wheel 305 to drive the wheel to rotate along the axis. By controlling the moving stroke of multiple fixing frames 303, the component can meet the needs of wheels of different specifications and sizes, thereby improving the applicability of the device.

[0046] The grinding assembly 4 includes a grinding disc 401, a rotating shaft is connected to the top of the grinding disc 401, a mounting piece is connected to one side of the fixed rod 307, the mounting piece is rotatably connected to the rotating shaft through a bearing, a third bevel gear 402 is connected to the top of the rotating shaft, a fourth bevel gear 403 is meshedly connected to one side of the third bevel gear 402, a connecting shaft 404 is connected to one side of the fourth bevel gear 403, a fifth bevel gear 405 is connected to the other end of the connecting shaft 404, a sixth bevel gear 406 is meshedly connected to one side of the fifth bevel gear 405, a mounting seat is rotatably connected to the outer surface of the connecting shaft 404, the bottom of the mounting seat is connected to one side of the mounting piece, a driving shaft is connected to one side of the sixth bevel gear 406, a driven wheel 407 is connected to one end of the driving shaft away from the sixth bevel gear 406, a driving wheel 408 is connected to the outer surface of the output shaft of the transmission gear 302, and a transmission belt 409 is connected between the driving wheel 408 and the driven wheel 407.

[0047] The specific implementation method is as follows: by setting up a grinding component 4, the rotating motor drives the wheel to rotate through the driving wheel 308 and the supporting wheel 305, the rotating motor rotates through the driving wheel 408, the transmission belt 409, the driven wheel 407, the sixth bevel gear 406, and the fifth bevel gear 405, the fifth bevel gear 405, the fourth bevel gear 403 and the third bevel gear 402 drive the grinding disc 401 to grind the welding point between the wheel and the wheel cover, so as to reduce burrs at the welding point between the wheel and the wheel cover.

[0048] The smoke removal and purification component 7 includes a collection cover 701, which is connected to the outer surface of the welding gun 8. Two symmetrically arranged connection boxes 707 are connected to the bottom of the connection plate 6. An air bag 711 is connected to the connection box 707. The bottom of the air bag 711 is connected to a collection pipe 704. The other end of the collection pipe 704 extends to the outside of the connection box 707 and is connected to one side of the collection cover 701. One side of the air bag 711 is connected to a connection pipe 702, and the other ends of the two connection pipes 702 extend to the outside of the connection box 707 and are connected to the same purification collection box 703. One side of the purification collection box 703 is connected to the bottom of the connection plate 6. Both the connection pipe 702 and the collection pipe 704 are provided with a one-way valve. One side of the air bag 711 is connected to A movable plate 708 is connected, and the movable plate 708 is slidably connected in the connection box 707. A cam 706 is attached to the other side of the movable plate 708. The cam 706 is rotatably connected to the connection box 707 through a rotating shaft and a bearing. A fixed motor 705 is fixedly installed on the bottom of the connection box 707 through a mounting plate. One end of the rotating shaft extends to the outside of the connection box 707 and is connected to one end of the output shaft of the fixed motor 705. Two symmetrically arranged telescopic rods 710 are connected to one side of the movable plate 708, and the other end of the telescopic rod 710 is connected to one side of the inner wall of the connection box 707. A reset spring 709 is sleeved on the outer surface of the telescopic rod 710, and both ends of the reset spring 709 are respectively connected to one side of the movable plate 708 and one side of the inner wall of the connection box 707.

[0049] The specific implementation method is as follows: by setting up the smoke removal and purification component 7, during the welding process, the fixed motor 705 is started, and the fixed motor 705 drives the movable plate 708 to reciprocate through the cam 706, the telescopic rod 710, and the reset spring 709. The movable plate 708 drives the air bag 711 to expand and contract periodically, and cooperates with the collection tube 704 and the connecting tube 702 to realize the unidirectional transmission of gas, so that it can be unidirectionally extracted from the collection cover 701 and transported to the purification collection box 703, which can realize the collection and purification of harmful gases in the welding process.

[0050] Working principle: When in use, the staff adjusts the actual position of the fixed frame 303 according to the actual wheel size, and the staff starts the driving motor 320. The driving motor 320 drives the rotating toothed disc 318 to rotate, and the rotating toothed disc 318 drives the driving gear 311 to rotate, and the driving gear 311 drives the moving screw 312 to rotate, and the moving screw 312 drives the screw seat 316 to move, and the screw seat 316 drives the sliding box 317 and the fixed frame 303 to move, and the fixed frame 303 drives the support plate 304 and the driving wheel 308 to move. After that, the staff places the wheel on multiple support plates 304 and makes the wheel fit with the support wheel 305. After that, the staff rotates the outer gear ring 301, and the outer gear ring 301 drives the transmission gear 302 to rotate, and the transmission gear 302 drives the rotating rod 310 to rotate, and the rotating rod 310 drives the sleeve 314 to rotate, and the sleeve 314 drives the first bevel gear 313 to rotate. The first bevel gear 313 drives the second bevel gear 315 to rotate, and the second bevel gear 315 drives the lifting screw 319 to rotate, and the lifting screw 319 drives the lifting plate 306 to move downward, and the lifting plate 306 drives the fixing rod 307 to move downward, and the fixing rod 307 drives the driving wheel 308 to move downward, and the driving wheel 308 and the supporting wheel 305 are squeezed and limited, and when the welding position needs to be changed, the rotating motor 309 is started and drives the driving wheel 308 to rotate, and the driving wheel 308 cooperates with the supporting wheel 305 to drive the wheel to rotate along the axis. By controlling the moving stroke of multiple fixing frames 303, the component can meet the needs of wheels of different specifications and sizes, thereby improving the applicability of the device. At the same time, the wheel is limited by the cooperation between the supporting wheel 305 and the driving wheel 308, and the wheel welding position is adjusted by the rotation of the driving wheel 308 itself, thereby improving the applicability and processing efficiency of the device.

[0051] After completing the wheel limiting, the robot arm 5 controls the welding gun 8 to weld the wheel and the wheel cover through the connecting plate 6. During the welding process, the fixed motor 705 is started, and the fixed motor 705 drives the cam 706 to rotate, and the cam 706 drives the movable plate 708 to move. At the same time, the telescopic rod 710 cooperates with the reset spring 709 to drive the movable plate 708 to perform a reset movement, so that the movable plate 708 performs a reciprocating motion, and the movable plate 708 drives the airbag 711 to expand and contract periodically, and cooperates with the collection tube 704 and the connecting tube 702 to realize the unidirectional transmission of gas, so that it can be unidirectionally extracted from the collection cover 701 and transported to the purification collection box 703, which can realize the collection and purification of harmful gases in the welding process, reduce the impact of harmful gases on the working environment, and improve the safety of the staff.

[0052] After completing one welding, the rotating motor 309 is started, and the rotating motor 309 drives the driving wheel 308 to rotate. The driving wheel 308 cooperates with the supporting wheel 305 to drive the wheel to rotate. In this process, the rotating motor 309 drives the driving wheel 408 to rotate. The driving wheel 408 drives the driven wheel 407 to rotate through the transmission belt 409. The driven wheel 407 drives the sixth bevel gear 406 to rotate. The sixth bevel gear 406 drives the fifth bevel gear 405 to rotate. The fifth bevel gear 405 drives the connecting shaft 404 to rotate. The connecting shaft 404 drives the fourth bevel gear 403 to rotate. The fourth bevel gear 403 drives the third bevel gear 402 to rotate. The third bevel gear 402 drives the grinding disc 401 to grind the welding point between the wheel and the wheel cover to reduce burrs at the welding point between the wheel and the wheel cover and improve the overall welding quality.

[0053] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A car wheel cover welding robot with a smoke purification function, comprising a fixed box (2), the bottom of which is connected to a base (1), characterized in that: A clamping and feeding assembly (3) for limiting the position of the wheel is arranged inside the fixing box (2), a grinding assembly (4) is arranged on one side of the clamping and feeding assembly (3), a mechanical arm (5) is arranged on one side of the top of the base (1), one end of the mechanical arm (5) is connected to a connecting plate (6), and a welding gun (8) and a smoke removal and purification assembly (7) are respectively arranged on one side of the connecting plate (6); The clamping feed assembly (3) comprises a plurality of fixed frames (303) capable of relative movement, a plurality of sliding grooves in a circumferential array are provided on the top of the fixed box (2), a sliding box (317) is connected to the bottom of the fixed frame (303), the sliding box (317) is slidably connected in the sliding groove, a screw seat (316) is connected to the bottom of the sliding box (317), a lifting screw (319) is rotatably connected inside the fixed frame (303), a lifting plate (306) is threadedly connected to the outer surface of the lifting screw (319), and the lifting plate (306) is threadedly connected to the outer surface of the lifting screw (319), and the lifting plate (306) is threadedly connected to the inner surface of the lifting screw (319). 6) A fixing rod (307) is connected to one side, a driving wheel (308) is connected to the bottom of the fixing rod (307), a supporting plate (304) is arranged below the driving wheel (308), one side of the supporting plate (304) is connected to one side of the fixing frame (303), a plurality of supporting wheels (305) are rotatably connected to the top of the supporting plate (304), the synchronous movement of the plurality of fixing frames (303) can adapt to wheels of different sizes, and at the same time, the lifting driving wheel (308) cooperates with the supporting wheel (305) below to limit and clamp the wheel.

2. The automobile wheel cover welding robot with smoke purification function according to claim 1, characterized in that: The sliding box (317) is rotatably connected to a sleeve (314), and a rotating rod (310) is slidably connected to the sleeve (314). The cross-sectional shapes of the sleeve (314) and the rotating rod (310) are both regular hexagons. The top of the inner wall of the fixed box (2) is connected to a fixed column. The two ends of the rotating rod (310) are rotatably connected to one side of the fixed column and one side of the inner wall of the fixed box (2), respectively. The outer surface of the sleeve (314) is connected to a first bevel gear (313). The top side of the first bevel gear (313) is meshedly connected to a second bevel gear (315). One end of the lifting screw (319) extends into the sliding box (317) and is connected to one side of the second bevel gear (315).

3. The automobile wheel cover welding robot with smoke purification function according to claim 1, characterized in that: The screw seat (316) is internally threadedly connected to a movable screw (312), and the two ends of the movable screw (312) are respectively rotatably connected to one side of the fixed column and one side of the inner wall of the fixed box (2), one end of the movable screw (312) is connected to a driving gear (311), and the bottoms of the plurality of driving gears (311) are meshedly connected to a rotating toothed disc (318), and the bottom of the inner wall of the fixed box (2) is connected to a driving motor (320), and one end of the output shaft of the driving motor (320) is connected to the bottom of the rotating toothed disc (318).

4. The automobile wheel cover welding robot with smoke purification function according to claim 2, characterized in that: One end of the rotating rod (310) extends to the outside of the fixed box (2) and is connected to a transmission gear (302), and the bottoms of the plurality of transmission gears (302) are meshedly connected to an outer gear ring (301), and the outer gear ring (301) is rotatably connected to the outside of the fixed box (2), and a transmission motor (309) for driving the driving wheel (308) to rotate is fixedly installed on one side of the driving wheel (308), and the transmission motor (309) is a self-locking motor.

5. The automobile wheel cover welding robot with smoke purification function according to claim 4 is characterized in that: The grinding assembly (4) comprises a grinding disc (401), the top of the grinding disc (401) is connected to a rotating shaft, one side of the fixed rod (307) is connected to a mounting piece, the mounting piece is rotatably connected to the rotating shaft via a bearing, the top of the rotating shaft is connected to a third bevel gear (402), one side of the third bevel gear (402) is meshedly connected to a fourth bevel gear (403), one side of the fourth bevel gear (403) is connected to a connecting shaft (404), the other end of the connecting shaft (404) is connected to a fifth bevel gear (405), and one side of the fifth bevel gear (405) is meshedly connected to a sixth bevel gear (406).

6. The automobile wheel cover welding robot with smoke purification function according to claim 5, characterized in that: The outer surface of the connecting shaft (404) is rotatably connected to a mounting seat, and the bottom of the mounting seat is connected to one side of the mounting piece.

7. The automobile wheel cover welding robot with smoke purification function according to claim 5, characterized in that: One side of the sixth bevel gear (406) is connected to a driving shaft, and the end of the driving shaft away from the sixth bevel gear (406) is connected to a driven wheel (407). The outer surface of the output shaft of the transmission gear (302) is connected to a driving wheel (408), and a transmission belt (409) is connected between the driving wheel (408) and the driven wheel (407).

8. The automobile wheel cover welding robot with smoke purification function according to claim 1, characterized in that: The smoke removal and purification component (7) comprises a collection cover (701), the collection cover (701) is connected to the outer surface of the welding gun (8), the bottom of the connection plate (6) is connected to two symmetrically arranged connection boxes (707), the connection box (707) is connected to an air bag (711), the bottom of the air bag (711) is connected to a collection pipe (704), the other end of the collection pipe (704) extends to the outside of the connection box (707) and is connected to one side of the collection cover (701), one side of the air bag (711) is connected to a connection pipe (702), and the other ends of the two connection pipes (702) extend to the outside of the connection box (707) and are connected to the same purification collection box (703), one side of the purification collection box (703) is connected to the bottom of the connection plate (6), and both the connection pipe (702) and the collection pipe (704) are provided with a one-way valve.

9. The automobile wheel cover welding robot with smoke purification function according to claim 8, characterized in that: A movable plate (708) is connected to one side of the airbag (711), and the movable plate (708) is slidably connected to the connection box (707). A cam (706) is attached to the other side of the movable plate (708), and the cam (706) is rotatably connected to the connection box (707) via a rotating shaft and a bearing. A fixed motor (705) is fixedly mounted on the bottom of the connection box (707) via a mounting plate, and one end of the rotating shaft extends to the outside of the connection box (707) and is connected to one end of the output shaft of the fixed motor (705).

10. The automobile wheel cover welding robot with smoke purification function according to claim 9, characterized in that: One side of the movable plate (708) is connected to two symmetrically arranged telescopic rods (710), the other end of the telescopic rod (710) is connected to one side of the inner wall of the connection box (707), the outer surface of the telescopic rod (710) is sleeved with a return spring (709), and the two ends of the return spring (709) are respectively connected to one side of the movable plate (708) and one side of the inner wall of the connection box (707).

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