Star-shaped sleeve machining die for automobile parts

Abstract

The invention belongs to the technical field of dies, and particularly relates to a starlike sleeve machining die for automobile parts, which comprises a main body, a starlike sleeve machining die and a gradient lubricating film mechanism, the starlike sleeve machining die is arranged on the main body, and the gradient lubricating film mechanism is arranged on the main body; the gradient lubricating film mechanism comprises a graphite atomization assembly, a spraying assembly, a first cooling assembly and a second cooling assembly, the graphite atomization assembly is arranged on the gradient lubricating film mechanism, the spraying assembly is arranged on the gradient lubricating film mechanism, the first cooling assembly is arranged on the gradient lubricating film mechanism, and the second cooling assembly is arranged on the gradient lubricating film mechanism; through the arrangement of the gradient lubricating film mechanism, the atomized graphene aqueous solution and the atomized anti-freezing solution are mixed, lubricating films can be formed on the inner walls of the upper mold core and the lower mold core, the films have the interlayer slippage characteristic of graphene and boundary lubrication assistance of the anti-freezing solution, the metal flowing resistance is reduced, and the channel filling rate is increased.

Description

Technical Field

[0001] The invention belongs to the technical field of molds, and in particular relates to a star-shaped sleeve processing mold for automobile parts. Background Art

[0002] As a key component in automotive transmission systems, the spider sleeve plays an irreplaceable role in constant velocity joints. It is primarily responsible for transmitting engine torque through the transmission to the wheels, ensuring smooth, smooth, and noiseless steering, thereby safeguarding vehicle performance and safety. The spider sleeve's complex shape and high dimensional precision requirements make its processing and manufacturing challenging.

[0003] While progress has been made in die design for star-shaped sleeves in the current automotive parts manufacturing industry, die wear and tear remain a serious issue during long-term processing. Because star-shaped sleeve dies must withstand high-intensity, high-frequency stamping or forging operations, the die material is susceptible to fatigue, wear, and even cracking during repeated stresses. This not only severely impacts the die's lifespan and increases production costs, but can also lead to reduced machining accuracy due to die failure, further impacting the quality of the star-shaped sleeve. Summary of the Invention

[0004] In order to solve the above problems, the present invention proposes a star-shaped sleeve processing die for automobile parts.

[0005] The technical solution adopted by the present invention is as follows: The present invention provides a star-shaped sleeve processing mold for automobile parts, including a main body, a star-shaped sleeve processing mold and a gradient lubricating film mechanism, the star-shaped sleeve processing mold is arranged on the main body, and the gradient lubricating film mechanism is arranged on the main body; the gradient lubricating film mechanism includes a graphite atomization component, an injection component, a cooling component 1 and a cooling component 2, the graphite atomization component is arranged on the gradient lubricating film mechanism, the injection component is arranged on the gradient lubricating film mechanism, the cooling component 1 is arranged on the gradient lubricating film mechanism, and the cooling component 2 is arranged on the gradient lubricating film mechanism; the main body includes a processing table, the upper end of the processing table is provided with an equipment cavity, the upper end of the equipment cavity is provided with a processing cover, and a stamping cylinder is installed on the processing cover.

[0006] Furthermore, the star-shaped sleeve processing mold includes an upper mold, a lower mold and a demoulding assembly, the upper mold is arranged on the star-shaped sleeve processing mold, the lower mold is arranged on the star-shaped sleeve processing mold, and the demoulding assembly is arranged on the star-shaped sleeve processing mold.

[0007] Furthermore, the upper mold includes an upper base, which is fixedly arranged at the output end of the stamping cylinder, an upper stamping block is provided at the lower end of the upper base, an upper mold core is provided at the lower end of the upper stamping block, a stamping base 1 is provided at the inner top end of the upper mold core, a stamping column is fixedly arranged at the lower end of the stamping base 1, and an alignment hole is opened at the lower end of the upper stamping block.

[0008] Furthermore, the lower mold includes a lower base, an alignment column is fixedly provided on the upper end of the lower base, a lower mold core is opened on the upper end of the lower base, and a stamping base 2 is provided on the inner bottom end of the lower mold core.

[0009] Furthermore, the demolding assembly includes an elastic telescopic assembly, which is arranged in the upper punching block, an elastic telescopic tube 2 is provided at the inner bottom end of the lower mold, an annular groove 2 is opened at the inner bottom end of the lower mold core, and a demolding ring 2 is fixedly provided at the top end of the elastic telescopic tube 2, which is arranged in the lower mold core, and an annular groove 1 is opened at the inner top end of the upper mold core; the elastic telescopic assembly includes a fixed tube, which is arranged at the inner top end of the upper punching block, one end of the spring 1 is provided at the inner top end of the spring 1, and the other end of the spring 1 is connected to the slider 1, and the lower end of the slider 1 is connected to one end of the sliding tube, and the other end of the sliding tube is fixed with a demolding ring 1, an air outlet is opened on the slider 1, an air outlet is opened on the side wall of the sliding tube, and the demolding ring 1 is arranged in the upper mold core.

[0010] Furthermore, the graphite atomization assembly includes an atomization chamber, which is arranged on one side of the inner bottom end of the equipment cavity, a graphene aqueous solution storage chamber is provided at the inner top end of the atomization chamber, a drip tube is installed through the lower end of the outer wall of the graphene aqueous solution storage chamber, an electronic valve is installed on the drip tube, a water cup is provided on one side of the inner bottom end of the atomization chamber, an ultrasonic atomization sheet is installed on the inner wall of the water cup, and a fan is installed at the lower end of the side wall of the atomization chamber.

[0011] Furthermore, the injection assembly includes an air supply pipe 2, one end of which is installed through the upper end of the other side wall of the atomizing chamber, and a lifting block is slidingly provided on the inner wall of the air supply pipe 2, an air inlet is provided on the lifting block, and a lifting pipe is installed through the upper end of the lifting block, and the upper end of the lifting pipe is connected to the lower punch cavity 1, a lifting groove is provided in the stamping base 2, and a spring 2 is provided at the bottom end of the lifting groove, the top end of the spring 2 is connected to the lower end of the lower punch cavity 1, and an injection hole is provided on the side wall of the lower punch cavity 1.

[0012] Furthermore, the cooling component includes an antifreeze storage chamber, which is arranged on the other side of the inner bottom end of the equipment cavity. A freezing pipe is installed on the inner wall of the antifreeze storage chamber, and the input end of the booster pump is installed through the lower end of the outer wall of the antifreeze storage chamber. One end of the infusion pipe is installed at the output end of the booster pump, and the other end of the infusion pipe is connected to the side wall of the gas pipe. An atomizing nozzle is installed at the output end of the infusion pipe, and the atomizing nozzle is arranged in the gas pipe.

[0013] Furthermore, the cooling component 2 includes an antifreeze storage chamber 2, which is arranged at the bottom end of the upper base. A freezing pipe 2 is installed on the inner wall of the antifreeze storage chamber 2. The input end of the booster pump 2 is installed through the lower end of the outer wall of the antifreeze storage chamber 2. The output end of the booster pump 2 is installed with an infusion pipe 2, and the other end of the infusion pipe 2 is installed with an atomizing nozzle 2.

[0014] Furthermore, the graphite attachment assembly includes a second cavity, which is arranged at the inner top of the upper base. A second graphene aqueous solution storage cavity is provided at the inner top of the second cavity. A second dropper tube is installed through the lower end of the second graphene aqueous solution storage cavity, and an electronic valve is installed on the second dropper tube. The lower end of the second cavity is connected to one end of the first gas pipe, and the other end of the first gas pipe is connected to the outer wall of the fixed pipe. An ultrasonic atomizer sheet is installed on the inner wall of the first gas pipe, an atomizer nozzle is arranged in the first gas pipe, and a fan is installed on the side wall of the first gas pipe.

[0015] The beneficial effects achieved by the present invention using the above structure are as follows: (1) The setting of the gradient lubricating film mechanism: the graphene aqueous solution is atomized and then mixed with the antifreeze liquid atomized to form a lubricating film on the inner wall of the upper die core and the lower die core. The film has both the interlayer slip characteristics of graphene and the boundary lubrication assistance of antifreeze, which reduces the metal flow resistance and improves the groove filling rate. The shear strength of graphene is small, and its hexagonal lattice structure forms a "molecular bearing" effect at the friction interface, with a small friction coefficient. The polar molecules (hydroxyl groups) in the ethylene glycol-based antifreeze form an adsorption film on the metal surface, filling the local defects of the graphene film and improving the lubrication continuity.

[0016] (2) When the atomized antifreeze particles come into contact with the high-temperature inner wall surfaces of the upper and lower mold cores, they absorb heat through vaporization to achieve local temperature drop.

[0017] (3) The setting of the gradient lubrication film mechanism strengthens the sensible heat conduction of the antifreeze fluid, and quickly conducts away the friction heat through forced convection to avoid local temperature rise.

[0018] (4) The setting of the gradient lubricating film mechanism, the graphene aqueous solution and the antifreeze liquid are atomized and mixed, which improves the adhesion rate of graphene on the inner wall of the upper mold core and the lower mold core.

[0019] (5) The setting of the star-shaped sleeve processing mold allows intermittent spraying of atomized graphene aqueous solution and atomized antifreeze liquid on the inner walls of the upper and lower mold cores during the stamping process. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solution of the present invention, the following is a brief introduction to the drawings required for the description. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0021] Figure 1 This is a front view of a star-shaped sleeve processing die for automobile parts according to the present invention; Figure 2 This is a schematic structural diagram of a star-shaped sleeve processing die for automobile parts according to the present invention; Figure 3 Schematic diagram of the upper mold structure; Figure 4 This is a bottom view of the upper punch block; Figure 5 Schematic diagram of the lower mold structure; Figure 6 It is a top view of the lower mold; Figure 7 Schematic diagram of the gradient lubrication film mechanism; Figure 8 for Figure 3 A partial enlarged view of part A; Figure 9 for Figure 5 A partial enlarged view of part B.

[0022] Among them, 1. main body, 2. star sleeve processing mold, 3. gradient lubricating film mechanism, 4. graphite attachment component, 5. processing table, 6. processing cover, 7. equipment cavity, 8. stamping cylinder, 9. upper mold, 10. lower mold, 11. demoulding component, 12. upper base, 13. upper punch block, 14. upper mold core, 15. stamping column, 16. alignment hole, 17. stamping base one, 18. lower base, 19. lower punch cavity one, 20. lower mold core, 21. stamping base two, 22. alignment column, 23. elastic telescopic component, 24. elastic telescopic tube two, 25. annular groove one, 26. annular groove two, 27. demoulding ring one, 28. demoulding ring two, 29. fixed tube, 30. sliding tube, 31. slider one, 32. spring one, 33. air outlet, 34. air outlet, 35. graphite atomization component, 36. injection component, 3 7. Cooling component 1, 38. Cooling component 2, 39. Graphene solution storage chamber 1, 40. Atomization chamber, 41. Drip tube 1, 42. Electronic valve 1, 43. Ultrasonic atomizer 1, 44. Fan 1, 45. Lifting block, 46. Injection hole, 47. Lifting slot, 48. Spring 2, 49. Air pipe 2, 50. Air inlet, 51. Freezing tube 1, 52. Antifreeze storage chamber 1, 53. Booster pump 1, 54. Infusion tube 1, 55. Atomizing nozzle 1, 56. Freezing tube 2, 57. Antifreeze storage chamber 2, 58. Booster pump 2, 59. Infusion tube 2, 60. Atomizing nozzle 2, 61. Graphene aqueous solution storage chamber 2, 62. Cavity 2, 63. Drip tube 2, 64. Electronic valve 2, 65. Ultrasonic atomizing sheet 2, 66. Air pipe 1, 67. Fan 2, 68. Lifting pipe, 69. Water cup. DETAILED DESCRIPTION

[0023] In order to make the purpose, features, and advantages of the present invention more obvious and easy to understand, the technical solutions of the present invention will be clearly and completely described below in conjunction with the drawings in this specific embodiment. Obviously, the embodiments described below are only part of the embodiments of the present invention, not all of them. Based on the embodiments in this patent, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of this patent.

[0024] like Figures 1-9 As shown, the present invention proposes a star-shaped sleeve processing mold for automobile parts, including a main body 1, a star-shaped sleeve processing mold 2 and a gradient lubricating film mechanism 3, the star-shaped sleeve processing mold 2 is arranged on the main body 1, and the gradient lubricating film mechanism 3 is arranged on the main body 1.

[0025] The main body 1 includes a processing table 5, a processing cover 6, an equipment cavity 7 and a punching cylinder 8. The upper end of the processing table 5 is provided with the equipment cavity 7, the upper end of the equipment cavity 7 is provided with the processing cover 6, and the punching cylinder 8 is installed on the processing cover 6.

[0026] The star-shaped sleeve processing mold 2 includes an upper mold 9 , a lower mold 10 and a demoulding assembly 11 . The upper mold 9 is arranged on the star-shaped sleeve processing mold 2 , the lower mold 10 is arranged on the star-shaped sleeve processing mold 2 , and the demoulding assembly 11 is arranged on the star-shaped sleeve processing mold 2 .

[0027] The upper mold 9 includes an upper base 12, an upper punching block 13, an upper mold core 14, a punching column 15, an alignment hole 16 and a punching base 17. The upper base 12 is fixedly arranged at the output end of the punching cylinder 8. The lower end of the upper base 12 is provided with an upper punching block 13, the lower end of the upper punching block 13 is provided with an upper mold core 14, the inner top end of the upper mold core 14 is provided with a punching base 17, the lower end of the punching base 17 is fixedly provided with a punching column 15, and the lower end of the upper punching block 13 is provided with an alignment hole 16.

[0028] The lower mold 10 includes a lower base 18, a lower mold core 20, a stamping base 21 and an alignment column 22. The upper end of the lower base 18 is fixed with an alignment column 22, the upper end of the lower base 18 is provided with a lower mold core 20, and the inner bottom end of the lower mold core 20 is provided with a stamping base 21.

[0029] The demolding assembly 11 includes an elastic telescopic assembly 23, an elastic telescopic tube 24, an annular groove 1 25, an annular groove 26, a demolding ring 1 27 and a demolding ring 28. The elastic telescopic assembly 23 is arranged in the upper punch block 13, the inner bottom end of the lower mold 10 is provided with an elastic telescopic tube 24, the inner bottom end of the lower mold core 20 is provided with an annular groove 26, the top end of the elastic telescopic tube 24 is fixed with a demolding ring 28, the demolding ring 28 is arranged in the lower mold core 20, and the inner top end of the upper mold core 14 is provided with an annular groove 25; the elastic telescopic assembly 23 It includes a fixed tube 29, a sliding tube 30, a slider 31, a spring 32, an air outlet 33 and an air outlet hole 34. The fixed tube 29 is arranged at the inner top of the upper punch block 13. The inner top of the spring 32 is provided with one end of the spring 32, the other end of the spring 32 is connected to the slider 31, the lower end of the slider 31 is connected to one end of the sliding tube 30, the other end of the sliding tube 30 is fixed with a demolding ring 27, the air outlet 33 is provided on the slider 31, the air outlet 34 is provided on the side wall of the sliding tube 30, and the demolding ring 27 is provided in the upper mold core 14.

[0030] The gradient lubricating film mechanism 3 includes a graphite atomizing component 35, an injection component 36, a cooling component 1 37 and a cooling component 2 38. The graphite atomizing component 35 is arranged on the gradient lubricating film mechanism 3, the injection component 36 is arranged on the gradient lubricating film mechanism 3, the cooling component 1 37 is arranged on the gradient lubricating film mechanism 3, and the cooling component 2 38 is arranged on the gradient lubricating film mechanism 3. The graphite atomization assembly 35 includes a graphene aqueous solution storage chamber 39, an atomization chamber 40, a dripping tube 41, an electronic valve 42, an ultrasonic atomizing sheet 43, a fan 44 and a water cup 69. The atomization chamber 40 is arranged on one side of the inner bottom end of the equipment chamber 7. The inner top of the atomization chamber 40 is provided with a graphene aqueous solution storage chamber 39. The lower end of the outer wall of the graphene aqueous solution storage chamber 39 is installed with a dripping tube 41, and the electronic valve 42 is installed on the dripping tube 41. A water cup 69 is provided on one side of the inner bottom end of the atomization chamber 40. The ultrasonic atomizing sheet 43 is installed on the inner wall of the water cup 69, and a fan 44 is installed at the lower end of the side wall of the atomization chamber 40.

[0031] The injection assembly 36 includes a lifting block 45, an injection hole 46, a lifting groove 47, a spring 48, an air supply pipe 49, an air inlet 50, a lifting pipe 68 and a lower punch cavity 19. One end of the air supply pipe 49 is installed through the upper end of the other side wall of the atomizing chamber 40. The inner wall of the air supply pipe 49 is slidably provided with a lifting block 45. The air inlet 50 is provided on the lifting block 45. The upper end of the lifting block 45 is installed through the lifting pipe 68. The upper end of the lifting pipe 68 is connected to the lower punch cavity 19. A lifting groove 47 is provided in the stamping base 21. The bottom end of the lifting groove 47 is provided with a spring 48. The top end of the spring 48 is connected to the lower end of the lower punch cavity 19. The injection hole 46 is provided on the side wall of the lower punch cavity 19.

[0032] The cooling component 37 includes a freezing pipe 51, an antifreeze storage chamber 52, a booster pump 53, an infusion pipe 54 and an atomizing nozzle 55. The antifreeze storage chamber 52 is arranged on the other side of the inner bottom end of the equipment chamber 7. The freezing pipe 51 is installed on the inner wall of the antifreeze storage chamber 52. The lower end of the outer wall of the antifreeze storage chamber 52 is penetrated and the input end of the booster pump 53 is installed. The output end of the booster pump 53 is installed with one end of the infusion pipe 54. The other end of the infusion pipe 54 is connected to the side wall of the gas supply pipe 49. The output end of the infusion pipe 54 is installed with an atomizing nozzle 55. The atomizing nozzle 55 is arranged in the gas supply pipe 49.

[0033] The cooling component 38 includes a freezing tube 56, an antifreeze storage chamber 57, a booster pump 58, an infusion tube 59 and an atomizing nozzle 60. The antifreeze storage chamber 57 is arranged at the bottom end of the upper base 12. The freezing tube 56 is installed on the inner wall of the antifreeze storage chamber 57. The lower end of the outer wall of the antifreeze storage chamber 57 is penetrated by the input end of the booster pump 58. The output end of the booster pump 58 is installed with an infusion tube 59, and the other end of the infusion tube 59 is installed with an atomizing nozzle 60.

[0034] The graphite attachment assembly 4 includes a second graphene aqueous solution storage chamber 61, a second cavity 62, a second dripping tube 63, a second electronic valve 64, a second ultrasonic atomizing sheet 65, an air supply pipe 66 and a second fan 67. The second cavity 62 is arranged at the inner top of the upper base 12. The inner top of the second cavity 62 is provided with a second graphene aqueous solution storage chamber 61. The lower end of the second graphene aqueous solution storage chamber 61 is penetrated and installed with a second dripping tube 63. The second electronic valve 64 is installed on the second dripping tube 63. The lower end of the second cavity 62 is penetrated and connected to one end of the air supply pipe 66. The other end of the air supply pipe 66 is penetrated and connected to the outer wall of the fixed tube 29. The second ultrasonic atomizing sheet 65 is installed on the inner wall of the air supply pipe 66. The second atomizing nozzle 60 is arranged in the air supply pipe 66. The second fan 67 is installed on the side wall of the air supply pipe 66.

[0035] During specific use, the fan 44, electronic valve 42, ultrasonic atomizing sheet 43, freezing tube 51 and booster pump 53 are started, and the graphene aqueous solution in the graphene aqueous solution storage chamber 39 drips into the water cup 69 through the dropper 41, and after being atomized by the ultrasonic atomizing sheet 43, it follows the air flow generated by the fan 44 and enters the air supply pipe 2 49. The antifreeze in the antifreeze storage chamber 52 is cooled by the freezing tube 51 (the antifreeze adopts ethylene glycol-based antifreeze), pressurized by the booster pump 53, and atomized by the atomizing nozzle 55. After mixing with the atomized graphene aqueous solution in the air supply pipe 2 49, it passes through the air inlet 50, the lifting pipe 68 and the lower punch cavity 19, and is finally sprayed on the inner wall of the lower mold core 20 through the injection hole 46. The electronic valve 42, ultrasonic atomizing sheet 43, freezing tube 51 and booster pump 53 are started. Valve 2 64, ultrasonic atomizing sheet 2 65, booster pump 2 58, freezing pipe 2 56 and fan 2 67, the graphene aqueous solution in the graphene aqueous solution storage chamber 2 61 is dripped onto the ultrasonic atomizing sheet 2 65 through the dropper 2 63, and the ultrasonic atomizing sheet 2 65 is atomized and enters the air supply pipe 1 66. The antifreeze in the antifreeze storage chamber 2 57 is cooled by the freezing pipe 2 56 and pressurized by the booster pump 2 58. After being atomized by the atomizing nozzle 2 60, it is mixed with the atomized graphene aqueous solution in the air supply pipe 1 66, and the air flow generated by the fan 2 67 enters the fixed pipe 29, the air outlet 33 and the sliding pipe 30, and is finally sprayed on the inner wall of the upper mold core 14 through the air outlet 34, and the heated blank is placed on the demoulding ring 2 28, and the output end of the stamping cylinder 8 is downward. The movement drives the upper base 12 to move downward, and the downward movement of the upper base 12 drives the upper punch block 13 to move downward until the alignment column 22 is inserted into the alignment hole 16. At this time, the demoulding ring 1 27 enters the annular groove 1 25, the spring 1 32 is compressed, the demoulding ring 2 28 enters the annular groove 26, the elastic telescopic tube 2 24 is compressed, the lower punch cavity 19 enters the lifting groove 47, and the spring 2 48 is compressed. After the stamping is completed, the output end of the stamping cylinder 8 is reset, the spring 1 32, the elastic telescopic tube 2 24 and the spring 2 48 are reset, and the processed star-shaped sleeve is ejected from the lower mold core 20 and the upper mold core 14. The spray hole 46 continues to spray the atomized graphene aqueous solution and the atomized antifreeze solution, and the air outlet 34 continues to spray the atomized graphene aqueous solution and Atomized antifreeze, after the graphene and antifreeze are mixed and atomized, a lubricating film can be formed on the inner walls of the upper mold core 14 and the lower mold core 20. The lubricating film combines the interlayer slip characteristics of graphene and the boundary lubrication assistance of antifreeze, which reduces the metal flow resistance and improves the channel filling rate. The shear strength of graphene is small, and its hexagonal lattice structure forms a "molecular bearing" effect at the friction interface, with a small friction coefficient. The polar molecules (hydroxyl groups) in the ethylene glycol-based antifreeze form an adsorption film on the metal surface, filling the local defects of the graphene film, improving lubrication continuity, and enhancing the sensible heat conduction of the antifreeze. Friction heat is quickly discharged through forced convection to avoid local temperature rise. The graphene heat conduction network is constructed to evenly disperse hot spots and reduce thermal stress concentration. The above is the overall workflow of the present invention.Repeat this step next time you use it.

[0036] The above description of the disclosed embodiments is intended to enable one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention is not limited to the embodiments shown herein but is intended to conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A star-shaped sleeve processing die for automobile parts, comprising a main body (1), characterized in that: The invention also includes a star-shaped sleeve processing mold (2) and a gradient lubricating film mechanism (3), wherein the star-shaped sleeve processing mold (2) is arranged on the main body (1), and the gradient lubricating film mechanism (3) is arranged on the main body (1); the gradient lubricating film mechanism (3) includes a graphite atomizing component (35), an injection component (36), a cooling component 1 (37) and a cooling component 2 (38), wherein the graphite atomizing component (35) is arranged on the gradient lubricating film mechanism (3), the injection component (36) is arranged on the gradient lubricating film mechanism (3), the cooling component 1 (37) is arranged on the gradient lubricating film mechanism (3), and the cooling component 2 (38) is arranged on the gradient lubricating film mechanism (3); the main body (1) includes a processing table (5), wherein an equipment cavity (7) is provided at the upper end of the processing table (5), a processing cover (6) is provided at the upper end of the equipment cavity (7), and a stamping cylinder (8) is installed on the processing cover (6).

2. A star-shaped sleeve processing die for automobile parts according to claim 1, characterized in that: The star-shaped sleeve processing mold (2) comprises an upper mold (9), a lower mold (10) and a demoulding assembly (11); the upper mold (9) is arranged on the star-shaped sleeve processing mold (2); the lower mold (10) is arranged on the star-shaped sleeve processing mold (2); and the demoulding assembly (11) is arranged on the star-shaped sleeve processing mold (2).

3. A star-shaped sleeve processing die for automobile parts according to claim 2, characterized in that: The upper mold (9) includes an upper base (12), which is fixedly arranged at the output end of the punching cylinder (8), an upper punching block (13) is provided at the lower end of the upper base (12), an upper mold core (14) is provided at the lower end of the upper mold core (14), a punching base 1 (17) is provided at the top end of the inner part of the upper mold core (14), a punching column (15) is fixedly arranged at the lower end of the punching base 1 (17), and an alignment hole (16) is provided at the lower end of the upper punching block (13).

4. A star-shaped sleeve processing die for automobile parts according to claim 3, characterized in that: The lower mold (10) includes a lower base (18), an alignment column (22) is fixedly provided at the upper end of the lower base (18), a lower mold core (20) is provided at the upper end of the lower base (18), and a stamping base 2 (21) is provided at the inner bottom end of the lower mold core (20).

5. A star-shaped sleeve processing die for automobile parts according to claim 4, characterized in that: The demoulding assembly (11) includes an elastic telescopic assembly (23), which is arranged in the upper punching block (13), an elastic telescopic tube 2 (24) is provided at the inner bottom end of the lower mold (10), an annular groove 2 (26) is provided at the inner bottom end of the lower mold core (20), a demoulding ring 2 (28) is fixed at the top end of the elastic telescopic tube 2 (24), the demoulding ring 2 (28) is arranged in the lower mold core (20), and an annular groove 1 (25) is provided at the inner top end of the upper mold core (14); the elastic telescopic assembly (23) includes a fixed tube (2 9), a fixed tube (29) is provided at the inner top of the upper punch block (13), one end of a spring (32) is provided at the inner top of a spring (32), the other end of the spring (32) is connected to a slider (31), the lower end of the slider (31) is connected to one end of a sliding tube (30), a demoulding ring (27) is fixedly provided at the other end of the sliding tube (30), an air outlet (33) is provided on the slider (31), an air outlet hole (34) is provided on the side wall of the sliding tube (30), and a demoulding ring (27) is provided in the upper mold core (14).

6. A star-shaped sleeve processing die for automobile parts according to claim 5, characterized in that: The graphite atomization assembly (35) includes an atomization chamber (40), which is arranged at one side of the inner bottom end of the equipment chamber (7), and a graphene aqueous solution storage chamber (39) is provided at the inner top end of the atomization chamber (40), a drip tube (41) is installed through the lower end of the outer wall of the graphene aqueous solution storage chamber (39), and an electronic valve (42) is installed on the drip tube (41), a water cup (69) is provided at one side of the inner bottom end of the atomization chamber (40), an ultrasonic atomization plate (43) is installed on the inner wall of the water cup (69), and a fan (44) is installed at the lower end of the side wall of the atomization chamber (40).

7. A star-shaped sleeve processing die for automobile parts according to claim 6, characterized in that: The injection assembly (36) includes a slider 2 (49), one end of which is installed through the upper end of the other side wall of the atomizing chamber (40), and a lifting block (45) is provided on the inner wall of the slider 2 (49) for sliding. An air inlet (50) is provided on the lifting block (45), and a lifting tube (68) is installed through the upper end of the lifting block (45). The upper end of the lifting tube (68) is connected to the lower punch cavity 1 (19), and a lifting groove (47) is provided in the stamping base 2 (21). A spring 2 (48) is provided at the bottom end of the lifting groove (47), and the top end of the spring 2 (48) is connected to the lower end of the lower punch cavity 1 (19). A spray hole (46) is provided on the side wall of the lower punch cavity 1 (19).

8. The star-shaped sleeve processing die for automobile parts according to claim 7, characterized in that: The cooling component (37) includes an antifreeze storage chamber (52), which is arranged on the other side of the bottom end of the interior of the equipment chamber (7). A freezing pipe (51) is installed on the inner wall of the antifreeze storage chamber (52). The lower end of the outer wall of the antifreeze storage chamber (52) is penetrated by the input end of the booster pump (53). The output end of the booster pump (53) is installed with one end of the infusion pipe (54). The other end of the infusion pipe (54) is connected to the side wall of the slider (49). The output end of the infusion pipe (54) is installed with an atomizing nozzle (55), and the atomizing nozzle (55) is arranged in the slider (49).

9. A star-shaped sleeve processing die for automobile parts according to claim 8, characterized in that: The cooling component 2 (38) includes an antifreeze storage chamber 2 (57), which is arranged at the bottom end of the upper base (12). A freezing pipe 2 (56) is installed on the inner wall of the antifreeze storage chamber 2 (57). The input end of the booster pump 2 (58) is installed through the lower end of the outer wall of the antifreeze storage chamber 2 (57). The output end of the booster pump 2 (58) is installed with a liquid infusion pipe 2 (59), and the other end of the liquid infusion pipe 2 (59) is installed with an atomizing nozzle 2 (60).

10. A star-shaped sleeve processing die for automobile parts according to claim 9, characterized in that: The graphite attachment assembly (4) includes a second cavity (62), which is arranged at the inner top of the upper base (12), and a second graphene aqueous solution storage cavity (61) is provided at the inner top of the second cavity (62). A second dropper (63) is installed through the lower end of the second graphene aqueous solution storage cavity (61), and an electronic valve (64) is installed on the second dropper (63). The lower end of the second cavity (62) is connected to one end of the air supply pipe (66), and the other end of the air supply pipe (66) is connected to the outer wall of the fixed pipe (29). An ultrasonic atomizing sheet (65) is installed on the inner wall of the air supply pipe (66), an atomizing nozzle (60) is arranged in the air supply pipe (66), and a fan (67) is installed on the side wall of the air supply pipe (66).

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