Table type grinding machine for automobile bumper framework machining

Abstract

The utility model relates to the technical field of grinding devices, in particular to a table type grinding machine for automobile bumper framework machining, which not only can be used for grinding frameworks with irregular shapes and widening the application range of the grinding machine, but also can be used for blowing and collecting ground sweeps and preventing the sweeps from influencing subsequent operation. Comprising a collecting mechanism; the conveying mechanism is installed on the collecting mechanism and drives the framework to be conveyed forwards, the driving mechanism is installed on the conveying mechanism and provides power for the conveying mechanism, and the rotating mechanism is installed on the collecting mechanism and drives the grinding mechanisms to rotate; the two sets of polishing mechanisms are both installed on the rotating mechanism and used for polishing the framework, and the blowing mechanism is installed on the rotating mechanism and used for blowing scraps generated after polishing.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding devices, in particular to a bench grinder for processing automobile bumper skeletons. Background Technique

[0002] An automobile bumper is a safety device that absorbs and mitigates external impact forces and protects the front and rear parts of the vehicle body. Generally, the plastic bumper of an automobile is composed of an outer panel, a buffer material, and a skeleton. After the skeleton is formed, there will be burrs, and a grinding device is required to grind and process it.

[0003] For existing bumper grinders, for example, a bumper grinder with strong applicability disclosed in the utility model patent with the application number 202020589556.X, its main structure includes an operating table. A machine body is fixedly connected to the top of the operating table. An inlet is opened on the right side of the machine body. An outlet is opened on the left side of the machine body and corresponding to the position of the inlet. A first motor is arranged above the outlet on the left side of the machine body. The output end of the first motor penetrates the machine body and extends to the inside of the machine body and is fixedly connected to a first gear. A second gear that cooperates with the first gear is arranged on the inner wall of the machine body; when in use, the bumper is placed into the machine body through the inlet, the third motor is started, the third motor drives the third roller to rotate, the third roller drives the second roller to rotate through a belt, the second roller drives the first roller to rotate through a conveyor belt, and the conveyor belt drives the bumper to be conveyed towards the outlet direction. The first motor is started, the first motor drives the first gear to rotate, while the first gear is rotating, it drives the second gear to rotate. While the second gear is rotating, the user starts the second motor through the controller, and the second motor drives the grinding rod to rotate. The surface of the bumper is ground by the grinding rod rotating together with the second gear.

[0004] However, most of the existing grinders can only grind skeletons with regular shapes, it is difficult to perform high-precision grinding on skeletons with irregular shapes, and the waste after grinding is difficult to discharge and still remains on the skeleton, affecting subsequent operations. Content of the Utility Model

[0005] To solve the above technical problems, the utility model provides a bench grinder for processing automobile bumper skeletons that can not only grind skeletons with irregular shapes, improve the applicable range of the grinder, but also blow and collect the waste chips after grinding to prevent the waste chips from affecting subsequent operations.

[0006] A bench grinder for processing an automobile bumper skeleton of the utility model includes a collection mechanism; it also includes a conveying mechanism, a driving mechanism, a rotating mechanism, two grinding mechanisms and a purging mechanism. The conveying mechanism is installed on the collection mechanism and drives the skeleton to be conveyed forward. The driving mechanism is installed on the conveying mechanism and provides power for the conveying mechanism. The rotating mechanism is installed on the collection mechanism and drives the grinding mechanism to rotate. The two grinding mechanisms are both installed on the rotating mechanism and grind the skeleton. The purging mechanism is installed on the rotating mechanism and purges the waste chips generated by grinding; start the driving mechanism, the driving mechanism drives the conveying mechanism to rotate, the conveying mechanism drives the skeleton to be conveyed forward, the rotating mechanism drives the two grinding mechanisms to rotate, the two grinding mechanisms grind the surface of the skeleton, and at the same time start the purging mechanism to purge the waste chips ground by the two grinding mechanisms into the collection mechanism for collection and discharge.

[0007] Preferably, the collection mechanism includes a workbench, a frame, multiple conveying rollers, a chip discharge hopper and a sewage discharge pipe. The bottom end of the workbench is connected to the ground, the bottom end of the frame is connected to the top end of the workbench, the multiple conveying rollers are rotatably installed on the workbench, the chip discharge hopper is installed on the workbench and is located below the multiple conveying rollers, and the top end of the sewage discharge pipe is communicated with the bottom end of the chip discharge hopper; the conveying mechanism drives the skeleton to be conveyed forward on the multiple conveying rollers, the purging mechanism purges the waste chips generated by grinding into the chip discharge hopper for collection, and then discharges the waste chips through the sewage discharge pipe.

[0008] Preferably, the conveying mechanism includes four hydraulic cylinders I, four springs I, two bases, two rotating shafts, two belt pulleys I, a belt I and a conveyor belt. The bottom ends of the four hydraulic cylinders I are connected to the top end of the workbench, the bottom ends of the four springs I are connected to the top end of the workbench, the bottom end of the base is connected to the top ends of the two hydraulic cylinders I installed on the same side of the conveying roller, the two rotating shafts are rotatably installed between the two bases, the two belt pulleys I are respectively installed on the two rotating shafts, the belt I is drivingly connected between the two belt pulleys I, and the conveyor belt is tensioned and installed on the two rotating shafts; the hydraulic cylinder I pulls the base downward to make the bottom end of the conveyor belt contact the skeleton, the driving mechanism drives the rotating shaft connected thereto to rotate, the rotating shaft drives the belt pulley I connected thereto to rotate, the belt pulley I drives the other rotating shaft and belt pulley I to rotate through the belt I, the two rotating shafts rotate to drive the conveyor belt to rotate, and the conveyor belt drives the skeleton to be conveyed forward.

[0009] Preferably, the driving mechanism includes a motor I, a speed reducer I, a transmission shaft, a belt pulley II, a belt II and a belt pulley III. The motor I is installed on the base, the speed reducer I is installed on the base, the transmission shaft is rotatably installed on the speed reducer I, the belt pulley II is installed on the transmission shaft, the belt pulley III is installed on one of the rotating shafts, and the belt II is drivingly installed between the belt pulley III and the belt pulley II; start the motor I, the motor I drives the transmission shaft to rotate through the speed reducer I, the transmission shaft drives the belt pulley II to rotate, the belt pulley II drives the belt pulley III to rotate through the belt II, and the belt pulley III drives the rotating shaft connected thereto to rotate.

[0010] Preferably, the rotating mechanism includes a second motor, a second speed reducer, a gear, and a sleeve. The bottom end of the second motor is connected to the top end of the frame, the bottom end of the second speed reducer is connected to the top end of the frame, the gear is rotatably mounted on the second speed reducer, a through hole is formed in the frame, and the sleeve is rotatably mounted in the through hole of the frame. Start the second motor, the second motor drives the gear to rotate through the second speed reducer, the gear and the sleeve are meshed to drive the gear to drive the sleeve to rotate, and the sleeve drives the two grinding mechanisms to rotate to grind the skeleton.

[0011] Preferably, the grinding mechanism includes a second hydraulic cylinder, a second spring, a connecting seat, two sets of scissor-type brackets, a connecting rod, and a grinding roller. The bottom end of the second hydraulic cylinder is connected to the inner wall of the sleeve, the bottom end of the second spring is connected to the inner wall of the sleeve and sleeved outside the second hydraulic cylinder, the bottom end of the connecting seat is connected to the top end of the second hydraulic cylinder, the bottom ends of the two sets of scissor-type brackets are connected to the inner wall of the sleeve, the connecting rod is rotatably mounted on the connecting seat and rotatably connected to the two sets of scissor-type brackets, and the grinding roller is mounted between the two sets of scissor-type brackets. The two grinding mechanisms are oppositely mounted on the inner wall of the sleeve. The second hydraulic cylinder cooperates with the second spring to push the connecting seat upward, the connecting seat drives the connecting rod to rise, the connecting rod drives the two sets of scissor-type brackets to extend, the two sets of scissor-type brackets push the grinding roller to contact the surface of the skeleton, and the sleeve drives the two grinding mechanisms to rotate, so that the grinding roller grinds the surface of the skeleton and makes the grinding roller always contact the surface of the skeleton.

[0012] Preferably, the purging mechanism includes an air pump, an air delivery hose, an arc-shaped bracket, multiple groups of first high-pressure nozzles, a baffle, and multiple groups of second high-pressure nozzles. The bottom end of the air pump is connected to the top end of the frame, the air delivery hose is mounted on the air pump, the bottom end of the arc-shaped bracket is connected to the top end of the workbench, multiple groups of first high-pressure nozzles are all mounted on the arc-shaped bracket and communicated with the inside of the air delivery hose, the baffle is mounted on the workbench, and multiple groups of second high-pressure nozzles are all mounted on the baffle and communicated with the inside of the air delivery hose. The second speed reducer drives the air pump to pump air, the air pump compresses the air and conveys it to multiple groups of first high-pressure nozzles and multiple groups of second high-pressure nozzles through the air delivery hose. Multiple groups of first high-pressure nozzles spray the compressed air onto the ground skeleton to purge the waste chips remaining on the skeleton, and multiple groups of second high-pressure nozzles spray the compressed air onto the grinding mechanism and the sleeve to purge the waste chips remaining on the sleeve and the grinding mechanism.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows: Start the driving mechanism, the driving mechanism drives the conveying mechanism to rotate, the conveying mechanism drives the skeleton to be conveyed forward, the rotating mechanism drives the two grinding mechanisms to rotate, the two grinding mechanisms grind the surface of the skeleton, and at the same time start the purging mechanism to purge the waste chips ground by the two grinding mechanisms into the collecting mechanism for collection and discharge. Description of the Drawings

[0014] Figure 1 is an isometric structural schematic diagram of the present utility model;

[0015] Figure 2 It is a schematic axonometric sectional view of the collection mechanism and the purging mechanism of the present utility model;

[0016] Figure 3 It is a schematic enlarged axonometric sectional view of the conveying mechanism and the driving mechanism of the present utility model;

[0017] Figure 4 It is a schematic axonometric sectional view of the rotating mechanism of the present utility model;

[0018] Figure 5 It is a schematic enlarged axonometric sectional view of the grinding mechanism of the present utility model.

[0019] Reference numerals in the drawings: 01, collection mechanism; 11, workbench; 12, frame; 13, conveying roller; 14, chip discharge hopper; 15, sewage pipe; 02, conveying mechanism; 21, first hydraulic cylinder; 22, first spring; 23, base; 24, rotating shaft; 25, first belt pulley; 26, first belt; 27, conveyor belt; 03, driving mechanism; 31, first motor; 32, first speed reducer; 33, transmission shaft; 34, second belt pulley; 35, second belt; 36, third belt pulley; 04, rotating mechanism; 41, second motor; 42, second speed reducer; 43, gear; 44, sleeve; 05, grinding mechanism; 51, second hydraulic cylinder; 52, second spring; 53, connecting seat; 54, scissor support; 55, connecting rod; 56, grinding roller; 06, purging mechanism; 61, air pump; 62, air delivery hose; 63, arc support; 64, first high-pressure nozzle; 65, baffle; 66, second high-pressure nozzle. Detailed implementation manners

[0020] For the convenience of understanding the present utility model, the present utility model will be described more comprehensively below with reference to the relevant drawings. The present utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present utility model more thorough and comprehensive.

[0021] Embodiment 1

[0022] A bench grinder for processing an automobile bumper skeleton of the utility model includes a collection mechanism 01; it also includes a conveying mechanism 02, a driving mechanism 03, a rotating mechanism 04, two groups of grinding mechanisms 05 and a purging mechanism 06. The conveying mechanism 02 is installed on the collection mechanism 01 and drives the skeleton to be conveyed forward. The driving mechanism 03 is installed on the conveying mechanism 02 and provides power for the conveying mechanism 02. The rotating mechanism 04 is installed on the collection mechanism 01 and drives the grinding mechanism 05 to rotate. The two groups of grinding mechanisms 05 are both installed on the rotating mechanism 04 and grind the skeleton. The purging mechanism 06 is installed on the rotating mechanism 04 and purges the waste chips generated during grinding; the collection mechanism 01 includes a workbench 11, a frame 12, multiple groups of conveying rollers 13, a chip discharge hopper 14 and a sewage discharge pipe 15. The bottom end of the workbench 11 is connected to the ground, the bottom end of the frame 12 is connected to the top end of the workbench 11, multiple groups of conveying rollers 13 are rotatably installed on the workbench 11, the chip discharge hopper 14 is installed on the workbench 11 and is located below the multiple groups of conveying rollers 13, and the top end of the sewage discharge pipe 15 is communicated with the bottom end of the chip discharge hopper 14; the conveying mechanism 02 includes four groups of hydraulic cylinders one 21, four groups of springs one 22, two groups of bases 23, two groups of rotating shafts 24, two groups of belt pulleys one 25, a belt one 26 and a conveyor belt 27. The bottom ends of the four groups of hydraulic cylinders one 21 are connected to the top end of the workbench 11, the bottom ends of the four groups of springs one 22 are connected to the top end of the workbench 11, the bottom end of the base 23 is connected to the top ends of the two groups of hydraulic cylinders one 21 installed on the same side of the conveying roller 13, the two groups of rotating shafts 24 are rotatably installed between the two groups of bases 23, the two groups of belt pulleys one 25 are respectively installed on the two groups of rotating shafts 24, the belt one 26 is drivingly connected between the two groups of belt pulleys one 25, and the conveyor belt 27 is tensioned and installed on the two groups of rotating shafts 24; the driving mechanism 03 includes a motor one 31, a speed reducer one 32, a transmission shaft 33, a belt pulley two 34, a belt two 35 and a belt pulley three 36. The motor one 31 is installed on the base 23, the speed reducer one 32 is installed on the base 23, the transmission shaft 33 is rotatably installed on the speed reducer one 32, the belt pulley two 34 is installed on the transmission shaft 33, the belt pulley three 36 is installed on one of the rotating shafts 24, and the belt two 35 is drivingly installed between the belt pulley three 36 and the belt pulley two 34; the rotating mechanism 04 includes a motor two 41, a speed reducer two 42, a gear 43 and a sleeve 44. The bottom end of the motor two 41 is connected to the top end of the frame 12, the bottom end of the speed reducer two 42 is connected to the top end of the frame 12, the gear 43 is rotatably installed on the speed reducer two 42, a through hole is opened on the frame 12, and the sleeve 44 is rotatably installed in the through hole of the frame 12;The grinding mechanism 05 includes a second hydraulic cylinder 51, a second spring 52, a connecting seat 53, two sets of scissor supports 54, a connecting rod 55, and a grinding roller 56. The bottom end of the second hydraulic cylinder 51 is connected to the inner wall of the sleeve 44. The bottom end of the second spring 52 is connected to the inner wall of the sleeve 44 and is sleeved outside the second hydraulic cylinder 51. The bottom end of the connecting seat 53 is connected to the top end of the second hydraulic cylinder 51. The bottom ends of the two sets of scissor supports 54 are connected to the inner wall of the sleeve 44. The connecting rod 55 is rotatably installed on the connecting seat 53 and is rotatably connected to the two sets of scissor supports 54. The grinding roller 56 is installed between the two sets of scissor supports 54. The two sets of grinding mechanisms 05 are oppositely installed on the inner wall of the sleeve 44. During its operation, first place the skeleton on the multiple conveyor rollers 13. The first hydraulic cylinder 21 pulls the base 23 downward so that the bottom end of the conveyor belt 27 contacts the skeleton. Start the first motor 31. The first motor 31 drives the transmission shaft 33 to rotate through the first reducer 32. The transmission shaft 33 drives the second pulley 34 to rotate. The second pulley 34 drives the third pulley 36 to rotate through the second belt 35. The third pulley 36 drives the connected rotating shaft 24 to rotate. The rotating shaft 24 drives the connected first pulley 25 to rotate. The first pulley 25 drives another set of rotating shaft 24 and first pulley 25 to rotate through the first belt 26. The rotation of the two sets of rotating shafts 24 drives the conveyor belt 27 to rotate. The conveyor belt 27 drives the skeleton to move forward. The second hydraulic cylinder 51 cooperates with the second spring 52 to push the connecting seat 53 upward. The connecting seat 53 drives the connecting rod 55 to rise. The connecting rod 55 drives the two sets of scissor supports 54 to extend. The two sets of scissor supports 54 push the grinding roller 56 to contact the surface of the skeleton and make the grinding roller 56 always contact the surface of the skeleton. Start the second motor 41. The second motor 41 drives the gear 43 to rotate through the second reducer 42. The gear 43 and the sleeve 44 are in meshing transmission. The gear 43 drives the sleeve 44 to rotate. The sleeve 44 drives the two sets of grinding mechanisms 05 to rotate to grind the skeleton. The purging mechanism 06 purges the waste chips generated by grinding into the chip discharge hopper 14 for collection, and then discharges the waste chips through the sewage discharge pipe 15.;

[0023] Embodiment 2

[0024] As Figures 1 to 5As shown in the figure, a bench grinder for processing an automobile bumper skeleton of the present utility model is based on Embodiment 1; the purging mechanism 06 includes an air pump 61, an air delivery hose 62, an arc-shaped bracket 63, multiple groups of first high-pressure nozzles 64, a baffle 65 and multiple groups of second high-pressure nozzles 66. The bottom end of the air pump 61 is connected to the top end of the frame 12. The air delivery hose 62 is installed on the air pump 61. The bottom end of the arc-shaped bracket 63 is connected to the top end of the workbench 11. Multiple groups of first high-pressure nozzles 64 are all installed on the arc-shaped bracket 63 and communicate with the inside of the air delivery hose 62. The baffle 65 is installed on the workbench 11. Multiple groups of second high-pressure nozzles 66 are all installed on the baffle 65 and communicate with the inside of the air delivery hose 62. When it works, first place the skeleton on multiple groups of conveyor rollers 13. The hydraulic cylinder 21 pulls the base 23 downward so that the bottom end of the conveyor belt 27 contacts the skeleton. Start the first motor 31. The first motor 31 drives the transmission shaft 33 to rotate through the first reducer 32. The transmission shaft 33 drives the second pulley 34 to rotate. The second pulley 34 drives the third pulley 36 to rotate through the second belt 35. The third pulley 36 drives the connected rotating shaft 24 to rotate. The rotating shaft 24 drives the connected first pulley 25 to rotate. The first pulley 25 drives another set of rotating shaft 24 and first pulley 25 to rotate through the first belt 26. The rotation of the two sets of rotating shafts 24 drives the conveyor belt 27 to rotate. The conveyor belt 27 drives the skeleton to move forward. The hydraulic cylinder 51 cooperates with the second spring 52 to push the connecting seat 53 upward. The connecting seat 53 drives the connecting rod 55 to rise. The connecting rod 55 drives the two sets of scissor brackets 54 to extend. The two sets of scissor brackets 54 push the grinding roller 56 to contact the surface of the skeleton and make the grinding roller 56 always contact the surface of the skeleton. Start the second motor 41. The second motor 41 drives the gear 43 to rotate through the second reducer 42. The gear 43 and the sleeve 44 are in meshing transmission. The gear 43 drives the sleeve 44 to rotate. The sleeve 44 drives the two sets of grinding mechanisms 05 to rotate to grind the skeleton. The second reducer 42 drives the air pump 61 to pump air. The air pump 61 compresses the air and transports it to multiple groups of first high-pressure nozzles 64 and multiple groups of second high-pressure nozzles 66 through the air delivery hose 62. Multiple groups of first high-pressure nozzles 64 spray the compressed air onto the ground skeleton to purge the waste chips remaining on the skeleton. Multiple groups of second high-pressure nozzles 66 spray the compressed air onto the grinding mechanism 05 and the sleeve 44 to purge the waste chips remaining on the sleeve 44 and the grinding mechanism 05. The waste chips generated by grinding are purged into the chip discharge hopper 14 for collection and then discharged through the sewage pipe 15.

[0025] The first motor 31, the first reducer 32, the second motor 41, the second reducer 42 and the air pump 61 of the present utility model are purchased on the market. Those skilled in the industry only need to install and operate them according to the attached operation manuals without the need for creative labor from those skilled in the art.

[0026] The above are only the preferred embodiments of the present utility model. It should be noted that for those of ordinary skill in the art, without departing from the technical principle of the present utility model, several improvements and modifications can be made, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims

1. A table type grinding machine for processing a car bumper frame, comprising a collecting mechanism (01); characterized in that: It also includes a conveying mechanism (02), a driving mechanism (03), a rotating mechanism (04), two groups of grinding mechanisms (05) and a purging mechanism (06). The conveying mechanism (02) is installed on the collecting mechanism (01) and drives the skeleton to be conveyed forward. The driving mechanism (03) is installed on the conveying mechanism (02) and provides power for the conveying mechanism (02). The rotating mechanism (04) is installed on the collecting mechanism (01) and drives the grinding mechanism (05) to rotate. Both groups of grinding mechanisms (05) are installed on the rotating mechanism (04) and grind the skeleton. The purging mechanism (06) is installed on the rotating mechanism (04) and blows away the waste chips produced by grinding.

2. The automotive bumper frame processing table grinder according to claim 1, characterized in that: The collecting mechanism (01) comprises a workbench (11), a frame (12), a plurality of groups of conveying rollers (13), a chip removal bucket (14) and a sewage pipe (15); the bottom end of the workbench (11) is connected to the ground, the bottom end of the frame (12) is connected to the top end of the workbench (11), the plurality of groups of conveying rollers (13) are rotatably mounted on the workbench (11), the chip removal bucket (14) is mounted on the workbench (11) and is located below the plurality of groups of conveying rollers (13), and the top end of the sewage pipe (15) is connected to the bottom end of the chip removal bucket (14).

3. The desktop grinding machine for processing automobile bumper frame according to claim 2, characterized in that: The transmission mechanism (02) comprises four groups of hydraulic cylinders (21), four groups of springs (22), two groups of bases (23), two groups of rotating shafts (24), two groups of pulleys (25), a belt (26) and a conveyor belt (27). The bottom ends of the four groups of hydraulic cylinders (21) are connected to the top end of the workbench (11), the bottom ends of the four groups of springs (22) are connected to the top end of the workbench (11), the bottom end of the base (23) is connected to the top end of the two groups of hydraulic cylinders (21) installed on the same side of the conveyor roller (13), the two groups of rotating shafts (24) are rotatably installed between the two groups of bases (23), the two groups of pulleys (25) are respectively installed on the two groups of rotating shafts (24), the belt (26) is transmission-connected between the two groups of pulleys (25), and the conveyor belt (27) is tensioned and installed on the two groups of rotating shafts (24).

4. A desktop grinding machine for processing a car bumper frame as claimed in claim 3, characterized in that: The driving mechanism (03) comprises a motor (31), a reducer (32), a transmission shaft (33), a pulley (34), a belt (35) and a pulley (36), wherein the motor (31) is mounted on a base (23), the reducer (32) is mounted on the base (23), the transmission shaft (33) is rotatably mounted on the reducer (32), the pulley (34) is mounted on the transmission shaft (33), the pulley (36) is mounted on one of the rotating shafts (24), and the belt (35) is transmission-mounted between the pulley (36) and the pulley (34).

5. The automotive bumper frame processing table grinder as claimed in claim 2, characterized in that: The rotating mechanism (04) comprises a second motor (41), a second reducer (42), a gear (43) and a sleeve (44). The bottom end of the second motor (41) is connected to the top end of the frame (12), the bottom end of the second reducer (42) is connected to the top end of the frame (12), the gear (43) is rotatably mounted on the second reducer (42), a through hole is opened on the frame (12), and the sleeve (44) is rotatably mounted in the through hole of the frame (12).

6. The automotive bumper frame processing table grinder as claimed in claim 5, characterized in that: The grinding mechanism (05) comprises a second hydraulic cylinder (51), a second spring (52), a connecting seat (53), two groups of scissor-type brackets (54), a connecting rod (55) and a grinding roller (56); the bottom end of the second hydraulic cylinder (51) is connected to the inner wall of the sleeve (44); the bottom end of the second spring (52) is connected to the inner wall of the sleeve (44) and is sleeved on the outer side of the second hydraulic cylinder (51); the bottom end of the connecting seat (53) is connected to the top end of the second hydraulic cylinder (51); the bottom ends of the two groups of scissor-type brackets (54) are connected to the inner wall of the sleeve (44); the connecting rod (55) is rotatably mounted on the connecting seat (53) and rotatably connected to the two groups of scissor-type brackets (54); the grinding roller (56) is mounted between the two groups of scissor-type brackets (54); and the two groups of grinding mechanisms (05) are relatively mounted on the inner wall of the sleeve (44).

7. The automotive bumper frame processing table grinder as claimed in claim 2, characterized in that: The purging mechanism (06) comprises an air pump (61), an air hose (62), an arc-shaped bracket (63), a plurality of groups of high-pressure nozzles (1) (64), a baffle (65) and a plurality of groups of high-pressure nozzles (2) (66). The bottom end of the air pump (61) is connected to the top end of the frame (12), the air hose (62) is mounted on the air pump (61), the bottom end of the arc-shaped bracket (63) is connected to the top end of the workbench (11), the plurality of groups of high-pressure nozzles (1) (64) are all mounted on the arc-shaped bracket (63) and are in communication with the interior of the air hose (62), the baffle (65) is mounted on the workbench (11), and the plurality of groups of high-pressure nozzles (2) (66) are all mounted on the baffle (65) and are in communication with the interior of the air hose (62).

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