Manipulator for processing plastic glasses frame and grinding equipment

Abstract

The invention discloses a mechanical arm and grinding equipment for machining a plastic glasses frame, and relates to the technical field of glasses frame machining. The mechanical arm and grinding equipment for plastic glasses frame machining comprises an L-shaped support, a fixing table is arranged at the top of the L-shaped support, a limiting block A is fixedly installed at the top of the fixing table, and a limiting block B is fixedly installed at the top of the limiting block A. According to the mechanical arm for machining the plastic glasses frame and the grinding equipment, through cooperative use of a reciprocating motion structure, a guide groove, a guide rod, a fixed rod and a movable plate, a clamping structure can be driven to do reciprocating motion along the track of the guide groove, so that the clamping structure can automatically feed the glasses frame on a guide rail to the outer side of a limiting block B; and through cooperation of a fixing table, a limiting block A, a limiting block B and an electric push rod, the glasses frame made of any material can be automatically clamped and fixed to the equipment, in the polishing process of the glasses frame, the glasses frame is prevented from shaking, the polishing effect of the glasses frame is improved, after the glasses frame is polished, the glasses frame can be taken out from the limiting block B, and the polishing efficiency is improved. And the glasses frame is placed on the left of the top of the L-shaped support, and automatic discharging is achieved.

Description

Technical Field

[0001] The invention relates to the technical field of eyeglass frame processing, and in particular to a manipulator and grinding equipment for processing plastic eyeglass frames. Background Art

[0002] A three-axis high-precision eyeglass frame grinding device with publication number CN217224927U comprises a processing box, a grinding device is arranged on the inner top of the processing box, a moving seat is arranged on the inner bottom of the processing box, a mounting plate is fixed on the upper end of the moving seat, two symmetrically arranged sliding grooves are provided on the upper end of the mounting plate, the inner walls of the two sliding grooves are both rotatably connected to adjustment rods through bearings, the circumferential side walls of the two adjustment rods are both threadedly connected to vertical baffles, and the vertical baffles are against the inner walls of the sliding grooves. By utilizing the adsorption effect of the height-adjustable suction block on the bottom of the metal eyeglass frame, the stable positioning of the eyeglass frame can be achieved, and the upper surface of the eyeglass frame of different thicknesses can be ensured to be slightly higher than the upper end of the baffle, so that the surface of the eyeglass frame can be completely ground under the joint action of the grinding device and the moving seat, without repeatedly adjusting the clamping position of the eyeglass frame, which can make the grinding efficiency of the eyeglass frame higher.

[0003] However, during use, the above-mentioned grinding device can only stabilize and limit the metal eyeglass frame, but cannot fix the plastic eyeglass frame. Secondly, the grinding device needs to be manually loaded, which increases labor costs and employee labor intensity. Summary of the invention

[0004] The purpose of the present invention is to provide a robot and a grinding device for processing plastic eyeglass frames to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a manipulator for processing plastic eyeglass frames, comprising an L-shaped bracket, a fixed platform is arranged on the top of the L-shaped bracket, a limit block A is fixedly installed on the top of the fixed platform, a limit block B is fixedly installed on the top of the limit block A, the fixed platform, the limit block A and the limit block B are each provided in two groups and are symmetrically arranged front and back, and the rear side of one group of fixed platforms is fixedly installed with the front outer wall of the L-shaped bracket, a mounting groove is opened on the front side of one group of fixed platforms, an electric push rod is fixedly installed in the mounting groove, and the free end of the electric push rod is fixedly installed with the rear side of another group of fixed platforms, so that eyeglass frames of any material can be automatically clamped and fixed on the fixed platform The device prevents the eyeglass frame from shaking during the grinding process and improves the grinding effect of the eyeglass frame. It also includes a clamping structure arranged above the limit block A, the clamping structure is used to clamp the eyeglass frame, a reciprocating motion structure installed between the L-shaped bracket and the clamping structure, and is used to automatically feed the eyeglass frame through the cooperation of the reciprocating motion structure and the clamping structure, a grinding structure arranged on the front side of the clamping structure, the grinding structure is used to grind the eyeglass frame, and an adjusting structure installed between the L-shaped bracket and the grinding structure, and is used to drive the grinding structure to automatically grind the outer side of the eyeglass frame through the cooperation of the adjusting structure and the grinding structure.

[0006] Preferably, the clamping structure includes a telescopic cylinder, a fixed shaft, a clamping rod, a fifth servo motor, a worm and a worm wheel. The fixed shaft is fixedly installed on both sides of the telescopic cylinder, the clamping rod is rotatably installed on the outer wall of the fixed shaft, the fifth servo motor is fixedly installed on the inner wall of the telescopic cylinder, one end of the worm is fixedly installed on the output shaft of the fifth servo motor, the worm wheel is fixedly installed on the outer wall of the clamping rod, and the worm wheel is meshed with the worm. There are two groups of fixed shafts, clamping rods and worm wheels, and they are symmetrically arranged front and back.

[0007] Preferably, the reciprocating motion structure includes a fixed rod plate, a fourth servo motor, a reciprocating screw rod, a sliding rod, a bending frame, a guide rod, a fixed rod, and a movable plate. Two groups of fixed rod plates are fixedly installed on the front side of the L-shaped bracket. The fourth servo motor is fixedly installed on one side of a group of fixed rod plates. The reciprocating screw rod is rotatably installed on the two groups of fixed rod plates. The sliding rod is fixedly installed between the two groups of fixed rod plates. The output shaft of the fourth servo motor is fixedly installed on one end of the reciprocating screw rod. The bending frame is threadedly installed on the outer wall of the reciprocating screw rod. The bending frame is slidably installed on the outer wall of the sliding rod. A movable groove is opened at the bottom of the bending frame, and the top of the telescopic cylinder is slidably installed in the movable groove A guide groove is provided on the front side of the L-shaped bracket, one end of the guide rod is movably installed in the guide groove, the other end of the guide rod is fixedly installed on the rear outer wall of the telescopic cylinder, the fixed rod is fixedly installed in the guide groove, the movable plate is rotatably installed on the outer wall of the fixed rod, and the movable plate is in contact with the guide groove, which can drive the clamping structure to reciprocate along the trajectory of the guide groove, so that the clamping structure can automatically load the glasses frame on the guide rail to the outside of the limit block B, and after polishing the glasses frame, the glasses frame can be taken out from the limit block B and placed on the left side of the top of the L-shaped bracket to realize automatic unloading.

[0008] Preferably, a push spring is fixedly installed on the top of the movable groove, and the bottom of the push spring is fixedly installed on the top of the telescopic cylinder, so as to apply downward pushing force to the clamping structure.

[0009] Preferably, the grinding structure includes a U-shaped frame, a third servo motor, a rotating rod, and a grinding block. The third servo motor is fixedly installed on the inner bottom of the U-shaped frame, the rotating rod is rotatably installed on the bottom of the U-shaped frame, the grinding block is fixedly installed on the outer wall of the rotating rod, and the output shaft of the third servo motor is fixedly installed on one end of the rotating rod.

[0010] Preferably, the adjustment structure includes a first crossbeam, a first servo motor, a first threaded rod, a second crossbeam, a second servo motor, and a second threaded rod. The first crossbeam is fixedly installed on the front side of the L-shaped bracket, the first servo motor is fixedly installed on the front side of the first crossbeam, a slide groove A is provided at the bottom of the first crossbeam, the first threaded rod is rotatably installed on the front and rear sides of the slide groove A, the second crossbeam is slidably installed in the slide groove A, and the second crossbeam is threadedly installed on the outer wall of the first threaded rod, the second servo motor is fixedly installed on one side of the second crossbeam, a slide groove B is provided at the bottom of the second crossbeam, the second threaded rod is rotatably installed on both sides of the slide groove B, and the U-shaped frame is threadedly installed on the outer wall of the second threaded rod, the U-shaped frame is slidably installed in the slide groove B, the output shaft of the first servo motor is fixedly installed on one end of the first threaded rod, and the output shaft of the second servo motor is fixedly installed on one end of the second threaded rod, which can drive the grinding structure to move horizontally, so that the grinding structure can automatically grind the outer side of the eyeglass frame. Compared with traditional manual grinding, the grinding accuracy and grinding efficiency of the eyeglass frame are improved.

[0011] Preferably, a guide rail is fixedly mounted on the top of the L-shaped bracket, and a glasses frame is placed on the top of the guide rail, and the glasses frame is driven by the guide rail to be evenly arranged on the guide rail.

[0012] Preferably, the front and rear sides of the guide rail are provided with openings, and the openings are located at the front and rear sides of the glasses frame.

[0013] Preferably, a movable opening is provided at the bottom of the telescopic cylinder, and one end of the two sets of clamping rods passes through the movable opening and extends to the outside of the telescopic cylinder.

[0014] A polishing device for processing plastic eyeglass frames comprises the above-mentioned robot for processing plastic eyeglass frames.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] The manipulator and grinding equipment for processing plastic eyeglass frames can drive the clamping structure to reciprocate along the track of the guide groove through the coordinated use of the reciprocating motion structure, the guide groove, the guide rod, the fixed rod, and the movable plate, so that the clamping structure can automatically load the eyeglass frame on the guide rail to the outside of the limit block B, and then through the coordination of the fixed platform, the limit block A, the limit block B, and the electric push rod, the eyeglass frame of any material can be automatically clamped and fixed to the equipment, and in the process of grinding the eyeglass frame, the eyeglass frame is prevented from shaking, and the grinding effect of the eyeglass frame is improved. Moreover, after grinding the eyeglass frame, the eyeglass frame can be taken out from the limit block B and placed on the left side of the top of the L-shaped bracket to realize automatic unloading.

[0017] By adjusting the structure, the grinding structure can be driven to move horizontally, so that the grinding structure can automatically grind the outer side of the glasses frame. Compared with traditional manual grinding, the grinding accuracy and efficiency of the glasses frame are improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The present invention is further described below in conjunction with the accompanying drawings and embodiments:

[0019] Figure 1 It is a structural schematic diagram of the present invention;

[0020] Figure 2 for Figure 1 A schematic diagram of the structure on the other side;

[0021] Figure 3 is a cross-sectional view of a bent frame of the present invention;

[0022] Figure 4 is a cross-sectional view of the telescopic cylinder of the present invention;

[0023] Figure 5 is a cross-sectional view of the first cross beam and the second cross beam of the present invention;

[0024] Figure 6 It is a schematic structural diagram of the electric push rod of the present invention.

[0025] 1. L-shaped bracket; 2. fixed table; 3. limit block A; 4. limit block B; 5. electric push rod; 6. guide rail; 7. eyeglass frame; 8. first crossbeam; 9. first servo motor; 10. first threaded rod; 11. second crossbeam; 12. second servo motor; 13. second threaded rod; 14. U-shaped frame; 15. third servo motor; 16. rotating rod; 17. grinding block; 18. fixing rod plate; 19. fourth servo motor; 20. reciprocating screw; 21. sliding rod; 22. bending frame; 23. push spring; 24. telescopic cylinder; 25. guide rod; 26. fixed shaft; 27. clamping rod; 28. fifth servo motor; 29. ​​worm; 30. worm wheel; 31. fixing rod; 32. movable plate. DETAILED DESCRIPTION

[0026] This section will describe in detail the specific embodiments of the present invention. The preferred embodiments of the present invention are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the present invention, but it cannot be understood as a limitation on the scope of protection of the present invention.

[0027] See also Figure 1-6The present invention provides a technical solution: a manipulator for processing plastic eyeglass frames, comprising an L-shaped bracket 1, a fixed platform 2 is arranged on the top of the L-shaped bracket 1, a limit block A3 is fixedly installed on the top of the fixed platform 2, a limit block B4 is fixedly installed on the top of the limit block A3, the fixed platform 2, the limit block A3, and the limit block B4 are each provided in two groups and are symmetrically arranged front and back, and the rear side of one group of fixed platforms 2 is fixedly installed with the front outer wall of the L-shaped bracket 1, a mounting groove is opened on the front side of one group of fixed platforms 2, an electric push rod 5 is fixedly installed in the mounting groove, and the free end of the electric push rod 5 is fixedly installed with the rear side of another group of fixed platforms 2, and the fifth servo motor 28 of the clamping structure is started, and the output shaft of the fifth servo motor 28 drives the worm 29 to rotate, and the rotation of the worm 29 drives the worm wheel 30 and the clamping rod 27 to rotate with the fixed shaft 26 as the The axis rotates so that the two sets of clamping rods 27 can automatically clamp and fix the glasses frame 7 of any material on the limit block A3 and the limit block B4 of the device. During the grinding process of the glasses frame 7, the glasses frame 7 is prevented from shaking, and the grinding effect of the glasses frame 7 is improved. It also includes a clamping structure arranged above the limit block A3, the clamping structure is used to clamp the glasses frame, a reciprocating motion structure installed between the L-shaped bracket 1 and the clamping structure, and the reciprocating motion structure and the clamping structure are used to automatically feed the glasses frame, a grinding structure is arranged on the front side of the clamping structure, and the grinding structure is used to grind the glasses frame, and an adjusting structure is installed between the L-shaped bracket 1 and the grinding structure. Through the cooperation of the adjusting structure and the grinding structure, the grinding structure is used to drive the grinding structure to automatically grind the outer side of the glasses frame.

[0028] The clamping structure includes a telescopic cylinder 24, a fixed shaft 26, a clamping rod 27, a fifth servo motor 28, a worm 29 and a worm wheel 30. The fixed shaft 26 is fixedly installed on both sides of the telescopic cylinder 24, the clamping rod 27 is rotatably installed on the outer wall of the fixed shaft 26, the fifth servo motor 28 is fixedly installed on the inner wall of the telescopic cylinder 24, one end of the worm 29 is fixedly installed on the output shaft of the fifth servo motor 28, the worm wheel 30 is fixedly installed on the outer wall of the clamping rod 27, and the worm wheel 30 is meshed with the worm 29. There are two groups of the fixed shaft 26, the clamping rod 27 and the worm wheel 30, which are symmetrically arranged front and back.

[0029] The reciprocating motion structure includes a fixed rod plate 18, a fourth servo motor 19, a reciprocating screw rod 20, a slide rod 21, a bending frame 22, a guide rod 25, a fixed rod 31, and a movable plate 32. The fixed rod plate 18 has two groups, both of which are fixedly installed on the front side of the L-shaped bracket 1. The fourth servo motor 19 is fixedly installed on one side of a group of fixed rod plates 18. The reciprocating screw rod 20 is rotatably installed on the two groups of fixed rod plates 18. The slide rod 21 is fixedly installed between the two groups of fixed rod plates 18. The output shaft of the fourth servo motor 19 is fixedly installed on one end of the reciprocating screw rod 20. The bending frame The screw rod 22 is threadedly mounted on the outer wall of the reciprocating screw rod 20, the bent frame 22 is slidably mounted on the outer wall of the slide rod 21, a movable groove is provided at the bottom of the bent frame 22, the top of the telescopic cylinder 24 is slidably mounted in the movable groove, a guide groove is provided at the front side of the L-shaped bracket 1, one end of the guide rod 25 is movably mounted in the guide groove, the other end of the guide rod 25 is fixedly mounted on the rear outer wall of the telescopic cylinder 24, the fixed rod 31 is fixedly mounted in the guide groove, the movable plate 32 is rotatably mounted on the outer wall of the fixed rod 31, and the movable plate 32 contacts the guide groove, and the start The fourth servo motor 19 of the reciprocating motion structure is driven, and the output shaft of the fourth servo motor 19 drives the reciprocating screw 20 to rotate. The rotation of the reciprocating screw 20 drives the curved frame 22 to reciprocate from left to right and then from right to left. During the reciprocating motion of the curved frame 22, the curved frame 22 will also reciprocate the clamping structure and the guide rod 25 along the track of the guide groove, so that the two groups of clamping rods 27 of the clamping structure can be located at the front and rear sides of the eyeglass frame 7 on the guide rail 6. By starting the fifth servo motor 28 of the clamping structure, the fifth servo motor The output shaft of the machine 28 drives the worm 29 to rotate, and the rotation of the worm 29 drives the worm wheel 30 and the clamping rod 27 to rotate around the fixed shaft 26, so that the two sets of clamping rods 27 can clamp the glasses frame 7, and then through the reciprocating motion structure, the clamping structure can place the glasses frame 7 on the top of the limit block A3 and the outside of the limit block B4. After polishing the glasses frame 7, the glasses frame 7 can also be taken out from the limit block B4 and placed on the left side of the top of the L-shaped bracket 1 to realize automatic unloading.

[0030] A push spring 23 is fixedly mounted on the top of the movable groove, and the bottom of the push spring 23 is fixedly mounted on the top of the telescopic cylinder 24 for applying downward pushing force to the clamping structure.

[0031] The grinding structure includes a U-shaped frame 14, a third servo motor 15, a rotating rod 16, and a grinding block 17. The third servo motor 15 is fixedly installed on the inner bottom of the U-shaped frame 14, the rotating rod 16 is rotatably installed on the bottom of the U-shaped frame 14, the grinding block 17 is fixedly installed on the outer wall of the rotating rod 16, and the output shaft of the third servo motor 15 is fixedly installed on one end of the rotating rod 16.

[0032] The adjustment structure includes a first crossbeam 8, a first servo motor 9, a first threaded rod 10, a second crossbeam 11, a second servo motor 12, and a second threaded rod 13. The first crossbeam 8 is fixedly installed on the front side of the L-shaped bracket 1, the first servo motor 9 is fixedly installed on the front side of the first crossbeam 8, a slide groove A is provided at the bottom of the first crossbeam 8, the first threaded rod 10 is rotatably installed on the front and rear sides of the slide groove A, the second crossbeam 11 is slidably installed in the slide groove A, and the second crossbeam 11 is threadedly installed on the outer wall of the first threaded rod 10, the second servo motor 12 is fixedly installed on one side of the second crossbeam 11, a slide groove B is provided at the bottom of the second crossbeam 11, the second threaded rod 13 is rotatably installed on both sides of the slide groove B, and the U-shaped frame 14 is threadedly installed on the outer wall of the second threaded rod 13, the U-shaped frame 14 is slidably installed in the slide groove B, the first servo motor 12 is fixedly installed on one side of the second crossbeam 11 The output shaft of the servo motor 9 is fixedly installed on one end of the first threaded rod 10, and the output shaft of the second servo motor 12 is fixedly installed on one end of the second threaded rod 13. The first servo motor 9 is started, and the output shaft of the first servo motor 9 drives the first threaded rod 10 to rotate. The rotation of the first threaded rod 10 drives the second beam 11, the second servo motor 12, the second threaded rod 13, and the grinding structure to move forward and backward. By starting the second servo motor 12, the output shaft of the second servo motor 12 drives the second threaded rod 13 to rotate, and the rotation of the second threaded rod 13 drives the grinding structure to move left and right, so that the grinding structure can move horizontally, so that the grinding structure can automatically grind the outer side of the eyeglass frame 7. Compared with traditional manual grinding, the grinding accuracy and grinding efficiency of the eyeglass frame 7 are improved.

[0033] A guide rail 6 is fixedly mounted on the top of the L-shaped bracket 1 , and a glasses frame 7 is placed on the top of the guide rail 6 . The glasses frame 7 is driven by the guide rail 6 to be evenly arranged on the guide rail 6 .

[0034] The front and rear sides of the guide rail 6 are provided with openings, and the openings are located at the front and rear sides of the eyeglass frame 7 .

[0035] A movable opening is formed at the bottom of the telescopic cylinder 24 , and one end of the two sets of clamping rods 27 passes through the movable opening and extends to the outside of the telescopic cylinder 24 .

[0036] A grinding device for processing plastic eyeglass frames comprises a robot for processing plastic eyeglass frames.

[0037] Working principle: The eyeglass frame 7 is transported to the top of the guide rail 6 by the transport device, and then the fourth servo motor 19 of the reciprocating structure is started. The output shaft of the fourth servo motor 19 drives the reciprocating screw 20 to rotate. The rotation of the reciprocating screw 20 drives the curved frame 22 to reciprocate from left to right and then from right to left. During the reciprocating motion of the curved frame 22, the curved frame 22 also reciprocates the clamping structure and the guide rod 25 along the trajectory of the guide groove, so that the two sets of clamping rods 27 of the clamping structure can The front and rear sides of the eyeglass frame 7 can be located on the guide rail 6, and the fifth servo motor 28 of the clamping structure is started. The output shaft of the fifth servo motor 28 drives the worm 29 to rotate. The rotation of the worm 29 drives the worm wheel 30 and the clamping rod 27 to rotate around the fixed shaft 26, so that the two groups of clamping rods 27 can clamp the eyeglass frame 7. Then, through the reciprocating motion structure, the clamping structure can place the eyeglass frame 7 on the top of the limit block A3 and the outside of the limit block B4, and then the electric push rod 5 is started, and the electric push rod 5 is turned on. The free end of the movable push rod 5 pushes another set of fixed platform 2, limit block A3, and limit block B4, so that the limit block B4 can clamp and fix the eyeglass frame 7 internally, and then the clamping structure is moved to the left side of the fixed platform 2 through the reciprocating motion structure to prevent the clamping structure from hindering the movement of the grinding structure. By starting the first servo motor 9, the output shaft of the first servo motor 9 drives the first threaded rod 10 to rotate, and the rotation of the first threaded rod 10 drives the second crossbeam 11, the second servo motor 12, the second threaded rod 13, and the grinding structure to move forward and backward. By starting the second servo motor 12, the output shaft of the second servo motor 12 drives the second threaded rod 13 to rotate, and the rotation of the second threaded rod 13 drives the grinding structure to move left and right, so that the grinding structure can grind the outside of the eyeglass frame 7. After the eyeglass frame 7 is polished, the eyeglass frame 7 with the outer side of the limit block B4 polished is transported to the left side of the top of the L-shaped bracket 1 through the reciprocating motion structure and the clamping structure, and the eyeglass frame 7 is automatically unloaded.

[0038] The embodiments of the present invention are described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A robot for processing plastic eyeglass frames, comprising an L-shaped bracket (1), a fixed platform (2) is arranged on the top of the L-shaped bracket (1), a limit block A (3) is fixedly installed on the top of the fixed platform (2), a limit block B (4) is fixedly installed on the top of the limit block A (3), the fixed platform (2), the limit block A (3), and the limit block B (4) are each provided in two groups and are arranged symmetrically in front and back, and the rear side of one group of fixed platforms (2) is fixedly installed with the front outer wall of the L-shaped bracket (1), the front side of one group of fixed platforms (2) is provided with an installation groove, an electric push rod (5) is fixedly installed in the installation groove, and the free end of the electric push rod (5) is fixedly installed with the rear side of another group of fixed platforms (2), characterized in that Also includes: A clamping structure is arranged above the limit block A (3), and is used to clamp the eyeglass frame; A reciprocating structure installed between the L-shaped bracket (1) and the clamping structure, which is used to automatically load the eyeglass frame through the cooperation of the reciprocating structure and the clamping structure; A grinding structure is arranged on the front side of the clamping structure, and the grinding structure is used to grind the eyeglass frame; The adjusting structure is installed between the L-shaped bracket (1) and the grinding structure, and is used to drive the grinding structure to automatically grind the outer side of the eyeglass frame through the coordinated use of the adjusting structure and the grinding structure.

2. A robot for processing plastic eyeglass frames according to claim 1, characterized in that: The clamping structure comprises a telescopic cylinder (24), a fixed shaft (26), a clamping rod (27), a fifth servo motor (28), a worm (29) and a worm wheel (30); the fixed shaft (26) is fixedly mounted on both sides of the telescopic cylinder (24); the clamping rod (27) is rotatably mounted on the outer wall of the fixed shaft (26); the fifth servo motor (28) is fixedly mounted on the inner wall of the telescopic cylinder (24); one end of the worm (29) is fixedly mounted on the output shaft of the fifth servo motor (28); the worm wheel (30) is fixedly mounted on the outer wall of the clamping rod (27), and the worm wheel (30) is meshed with the worm (29); the fixed shaft (26), the clamping rod (27) and the worm wheel (30) are each provided in two groups and are symmetrically arranged front to back.

3. A robot for processing plastic eyeglass frames according to claim 2, characterized in that: The reciprocating motion structure comprises a rod fixing plate (18), a fourth servo motor (19), a reciprocating screw rod (20), a sliding rod (21), a bending frame (22), a guide rod (25), a fixed rod (31), and a movable plate (32). The rod fixing plate (18) has two groups, both of which are fixedly installed on the front side of the L-shaped bracket (1). The fourth servo motor (19) is fixedly installed on one side of one group of rod fixing plates (18). The reciprocating screw rod (20) is rotatably installed on the two groups of rod fixing plates (18). The sliding rod (21) is fixedly installed between the two groups of rod fixing plates (18). The output shaft of the fourth servo motor (19) is fixedly connected to one end of the reciprocating screw rod 2 (0). The L-shaped bracket (1) is fixedly installed, the bent frame (22) is threadedly installed on the outer wall of the reciprocating screw rod (20), the bent frame (22) is slidably installed on the outer wall of the slide rod (21), the bottom of the bent frame (22) is provided with a movable groove, the top of the telescopic cylinder (24) is slidably installed in the movable groove, the front side of the L-shaped bracket (1) is provided with a guide groove, one end of the guide rod (25) is movably installed in the guide groove, the other end of the guide rod (25) is fixedly installed on the rear outer wall of the telescopic cylinder (24), the fixed rod (31) is fixedly installed in the guide groove, the movable plate (32) is rotatably installed on the outer wall of the fixed rod (31), and the movable plate (32) is in contact with the guide groove.

4. A robot for processing plastic eyeglass frames according to claim 3, characterized in that: A push spring (23) is fixedly installed on the top of the movable groove, and the bottom of the push spring (23) is fixedly installed on the top of the telescopic cylinder (24).

5. A robot for processing plastic eyeglass frames according to claim 4, characterized in that: The grinding structure comprises a U-shaped frame (14), a third servo motor (15), a rotating rod (16), and a grinding block (17); the third servo motor (15) is fixedly mounted on the inner bottom of the U-shaped frame (14); the rotating rod (16) is rotatably mounted on the bottom of the U-shaped frame (14); the grinding block (17) is fixedly mounted on the outer wall of the rotating rod (16); and the output shaft of the third servo motor (15) is fixedly mounted on one end of the rotating rod (16).

6. A robot for processing plastic eyeglass frames according to claim 5, characterized in that: The adjustment structure comprises a first crossbeam (8), a first servo motor (9), a first threaded rod (10), a second crossbeam (11), a second servo motor (12), and a second threaded rod (13); the first crossbeam (8) is fixedly mounted on the front side of the L-shaped bracket (1); the first servo motor (9) is fixedly mounted on the front side of the first crossbeam (8); a slide groove A is provided at the bottom of the first crossbeam (8); the first threaded rod (10) is rotatably mounted on the front and rear sides of the slide groove A; the second crossbeam (11) is slidably mounted in the slide groove A; and the second crossbeam (11) is threadably mounted The second servo motor (12) is fixedly mounted on the outer wall of the first threaded rod (10) on one side of the second crossbeam (11), a slide groove B is provided at the bottom of the second crossbeam (11), the second threaded rod (13) is rotatably mounted on both sides of the slide groove B, and the U-shaped frame (14) is threadedly mounted on the outer wall of the second threaded rod (13), the U-shaped frame (14) is slidably mounted in the slide groove B, the output shaft of the first servo motor (9) is fixedly mounted on one end of the first threaded rod (10), and the output shaft of the second servo motor (12) is fixedly mounted on one end of the second threaded rod (13).

7. A robot for processing plastic eyeglass frames according to claim 6, characterized in that: A guide rail (6) is fixedly mounted on the top of the L-shaped bracket (1), and a glasses frame (7) is placed on the top of the guide rail (6).

8. The robot for processing plastic eyeglass frames according to claim 7, characterized in that: The front and rear sides of the guide rail (6) are provided with openings, and the openings are located at the front and rear sides of the eyeglass frame (7).

9. A robot for processing plastic eyeglass frames according to claim 8, characterized in that: The bottom of the telescopic cylinder (24) is provided with a movable opening, and one end of the two sets of clamping rods (27) penetrates the movable opening and extends to the outside of the telescopic cylinder (24).

10. A grinding device for processing plastic eyeglass frames, characterized in that: It comprises a robot for processing plastic eyeglass frames according to any one of claims 1 to 9.

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