Mirror finishing equipment for automobile suspension steering knuckle

Abstract

The invention relates to the field of automobile suspension steering knuckles, and discloses mirror finishing equipment for automobile suspension steering knuckles, which comprises a base, the outer wall of the base is fixedly connected with a fixing frame, the interior of the fixing frame is fixedly connected with a motor I, and the output end of the motor I is connected with a wheel disc; a rotating seat is fixedly connected to the upper surface of the wheel disc, an inner supporting sleeve is arranged in the rotating seat, a pressing head is fixedly connected to the outer wall of the inner supporting sleeve, a first protective shell is rotatably connected to the outer wall of the wheel disc, a fixing block is fixedly connected to the outer wall of the first protective shell, and a second motor is fixedly connected to the interior of the fixing block. Through mutual cooperation of the wheel disc, the rough grinding wheel and the fine grinding wheel, full-automatic grinding is achieved, rough grinding work and fine grinding work are carried out at the same time, the continuity, the machining efficiency and the grinding quality during grinding of the steering knuckle are improved, and the effect of meeting the large-scale production requirement can be achieved.

Description

Technical Field

[0001] The present invention relates to the technical field of automotive suspension steering knuckles, and particularly to a mirror processing device for automotive suspension steering knuckles. Background Technique

[0002] Automotive suspension steering knuckles are key components in the automotive steering system and suspension system, also known as "goat horns". They are usually composed of a fork-shaped structure, kingpin holes, hub mounting holes, etc. The fork-shaped structure is used to connect the control arms of the suspension, and the kingpin holes are used to install the kingpin, enabling the steering knuckle to rotate around the kingpin to achieve the steering function of the wheels. The hub mounting holes are used to install components such as hubs and brake discs. During the production process, burrs and flash can be effectively removed through grinding processing equipment, making the surface of the steering knuckle smooth and flat, and improving the service efficiency of the steering knuckle.

[0003] Existing mirror processing devices for automotive suspension steering knuckles are usually equipped with high-precision grinding spindles and grinding wheel systems. Among them, the spindle has the characteristics of high rotational speed and low vibration, which can ensure the stability and precision of the grinding wheel during the grinding process. However, the rough grinding work and fine grinding work of existing mirror processing devices for automotive suspension steering knuckles cannot be carried out simultaneously, which leads to a reduction in the overall processing efficiency and cannot meet the requirements of large-scale production. Summary of the Invention

[0004] Aiming at the deficiencies of the prior art, the present invention provides a mirror processing device for automotive suspension steering knuckles, which solves the problem that the rough grinding work and fine grinding work of existing mirror processing devices for automotive suspension steering knuckles cannot be carried out simultaneously, resulting in a reduction in the overall processing efficiency and inability to meet the requirements of large-scale production.

[0005] To achieve the above objectives, the present invention is realized through the following technical solutions: A mirror processing device for automotive suspension steering knuckles, including a base, the outer wall of the base is fixedly connected with a fixed frame, the inside of the fixed frame is fixedly connected with a motor one, the output end of the motor one is connected with a wheel disc, the upper surface of the wheel disc is fixedly connected with a rotating seat, the inside of the rotating seat is provided with an inner support sleeve, the outer wall of the inner support sleeve is fixedly connected with a pressing head, the outer wall of the wheel disc is rotatably connected with a protective housing one, the outer wall of the protective housing one is fixedly connected with a fixed block, the inside of the fixed block is fixedly connected with a motor two, the output end of the motor two is provided with a transmission component one, the outer wall of the transmission component one is rotatably connected with a protective housing two, the lower surface of the transmission component one is fixedly connected with a transmission rod one, the outer wall of the transmission rod one is provided with a transmission rod two, the inside of the transmission rod two is provided with a plurality of sliding housings, and the outer walls of the plurality of sliding housings on the right are all provided with rough grinding wheels, and the outer walls of the plurality of sliding housings on the left are all provided with fine grinding wheels.

[0006] Preferably, the first transmission assembly includes a worm, the outer wall of the worm is fixedly connected to the output end of the second motor, the tooth end of the worm is meshed with a worm wheel, and the outer wall of the worm is rotatably connected to the inside of the second protective housing.

[0007] Preferably, the outer wall of the worm wheel is fixedly connected to the outer wall of the second protective housing, the outer wall of the worm wheel is fixedly connected with a cam, the outer wall of the cam is provided with a second transmission assembly, the outer wall of the second transmission assembly is provided with a connecting plate, the outer wall of the connecting plate is arranged on the outer wall of the second transmission rod, the inside of the connecting plate is fixedly connected with a connecting rod, and the outer wall of the connecting rod is rotatably connected to a support plate, and the outer wall of the support plate is fixedly connected to the outer wall of the second protective housing.

[0008] Preferably, the second transmission assembly includes a transmission plate, the outer wall of the transmission plate is fixedly connected to the outer wall of the cam, and the inside of the transmission plate is rotatably connected to a third transmission rod, and the outer wall of the third transmission rod is fixedly connected to the inside of the connecting plate.

[0009] Preferably, the material of the rough grinding wheel is composed of silicon carbide, and the material of the fine grinding wheel is composed of a wool wheel.

[0010] Preferably, the rough grinding wheel is adapted to the surface of the steering knuckle, and the fine grinding wheel is in flexible contact with the surface of the steering knuckle.

[0011] Preferably, the outer wall of the sliding housing is fixedly connected with a fixed shaft, the outer wall of the fixed shaft is provided with a limiting assembly, and the outer wall of the limiting assembly is slidably connected to the inside of the second transmission rod and the sliding housing.

[0012] Preferably, the limiting assembly includes a spring piece, the inside of the spring piece is fixedly connected to the outer wall of the fixed shaft, the outer wall of the spring piece is fixedly connected with a sliding column, and the outer wall of the sliding column is slidably connected to the inside of the second transmission rod and the sliding housing.

[0013] Preferably, the material of the spring piece is made of beryllium bronze.

[0014] Preferably, the outer wall of the first motor is fixedly connected to the upper surface of the base, the lower surface of the first protective housing is fixedly connected to the upper surface of the base, and the outer wall of the second protective housing is fixedly connected to the outer wall of the first protective housing.

[0015] Working principle: First, fix the steering knuckle to be polished on the rotating seat through the inner support sleeve and the pressing head. Then, turn on the first motor to drive the disc to rotate, which further drives the rotating seat to rotate, so as to drive the steering knuckle to rotate. Turn on the second motor. When the second motor works, it will drive the worm to rotate. When the worm rotates, it will drive the first transmission rod to rotate, which further drives the second transmission rod to rotate. When the second transmission rod rotates, it will drive the rough grinding wheel and the fine grinding wheel to rotate. Through the rotation of the disc, the rough grinding wheel and the fine grinding wheel, the steering knuckle can be polished efficiently, improving the grinding quality and achieving the effect of continuous work at the same time.

[0016] While the worm rotates, it will also drive the worm wheel to rotate, which further drives the cam to rotate. When the cam rotates, it will drive the transmission plate to rotate, which further drives the third transmission rod to move. When the third transmission rod moves, it will drive the connecting plate to rotate, which further drives the second transmission rod to move up and down. Through the up and down movement of the second transmission rod, the rough grinding wheel and the fine grinding wheel can be driven to move up and down, further improving the grinding quality of the steering knuckle.

[0017] First, press the sliding column to make it slide inside the second transmission rod and the sliding housing. When the sliding column slides, it will drive the elastic piece to rotate. At this time, hold and pull the sliding housing. Through the fixing effect between the sliding housing, the rough grinding wheel and the fine grinding wheel, the rough grinding wheel and the fine grinding wheel can be quickly disassembled, facilitating the maintenance and replacement in the later stage.

[0018] The present invention provides a mirror processing device for an automotive suspension steering knuckle. It has the following beneficial effects: 1. Through the mutual cooperation between the disc, the rough grinding wheel and the fine grinding wheel, the present invention not only realizes fully automatic grinding, but also realizes the simultaneous progress of rough grinding work and fine grinding work, thereby improving the continuity, processing efficiency and grinding quality during the grinding of the steering knuckle, enabling it to meet the requirements of large-scale production.

[0019] 2. The present invention drives the worm wheel to rotate through the worm, and then drives the cam to rotate. When the cam rotates, it will drive the transmission plate to rotate, which further drives the third transmission rod to rotate. The connecting plate will rotate under the drive of the third transmission rod, which further drives the second transmission rod to move up and down. Through the up and down movement of the second transmission rod, the rough grinding wheel and the fine grinding wheel are driven to move up and down, further realizing the effect of improving the grinding quality.

[0020] 3. By pressing the sliding column to drive the elastic piece to rotate, and then holding and pulling the sliding housing outwards to make it slide on the outer wall of the second transmission rod, the present invention realizes the quick disassembly of the rough grinding wheel and the fine grinding wheel through the sliding of the sliding housing, facilitating the maintenance and repair operations of the rough grinding wheel and the fine grinding wheel in the later stage. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 is a three-dimensional structural schematic diagram of the present invention; Figure 2 is a partial structural schematic diagram of the roulette of the present invention; Figure 3 is a partial structural schematic diagram of the fixing block of the present invention; Figure 4 is a partial structural schematic diagram of the worm of the present invention; Figure 5 is Figure 4 an enlarged schematic diagram at position A in Figure 6 is a partial structural schematic diagram of the first transmission rod of the present invention; Figure 7 is a partial structural schematic diagram of the second motor of the present invention; Figure 8 is Figure 7 an enlarged schematic diagram at position B in

[0022] Wherein, 1, base; 2, fixing frame; 3, first motor; 4, roulette; 5, rotating seat; 6, inner support sleeve; 7, pressing head; 8, first protective housing; 9, fixing block; 10, second motor; 11, first transmission assembly; 111, worm; 112, worm gear; 12, second protective housing; 13, first transmission rod; 14, second transmission rod; 15, rough grinding wheel; 16, fine grinding wheel; 17, cam; 18, second transmission assembly; 181, transmission plate; 182, third transmission rod; 19, connecting plate; 20, connecting rod; 21, support plate; 22, sliding housing; 23, fixed shaft; 24, limiting assembly; 241, elastic sheet; 242, sliding column. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0023] Next, the technical solutions of the present invention will be clearly and completely described in conjunction with the drawings of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0024] Please refer to the attached Figure 1 - attached Figure 8, an embodiment of the present invention provides a mirror processing device for an automotive suspension steering knuckle, including a base 1. A fixed frame 2 is fixedly connected to the outer wall of the base 1. A first motor 3 is fixedly connected inside the fixed frame 2. The output end of the first motor 3 is connected to a wheel disc 4. A rotating seat 5 is fixedly connected to the upper surface of the wheel disc 4. An inner support sleeve 6 is arranged inside the rotating seat 5. A pressing head 7 is fixedly connected to the outer wall of the inner support sleeve 6. A first protective housing 8 is rotatably connected to the outer wall of the wheel disc 4. A fixed block 9 is fixedly connected to the outer wall of the first protective housing 8. A second motor 10 is fixedly connected inside the fixed block 9. A first transmission assembly 11 is arranged at the output end of the second motor 10. A second protective housing 12 is rotatably connected to the outer wall of the first transmission assembly 11. A first transmission rod 13 is fixedly connected to the lower surface of the first transmission assembly 11. A second transmission rod 14 is arranged on the outer wall of the first transmission rod 13. A plurality of sliding housings 22 are arranged inside the second transmission rod 14. Coarse grinding wheels 15 are arranged on the outer walls of the plurality of sliding housings 22 on the right side, and fine grinding wheels 16 are arranged on the outer walls of the plurality of sliding housings 22 on the left side; Specifically, 5 equally spaced rotating seats 5 are installed on the wheel disc 4, corresponding to the feeding station and four grinding stations respectively. First, turn on the first motor 3. Due to the fixed connection between the output end of the first motor 3 and the wheel disc 4, the wheel disc 4 will be driven to rotate. When the wheel disc 4 rotates, the rotating seat 5 will be driven to rotate due to the fixed connection between the wheel disc 4 and the rotating seat 5. The inner support sleeve 6 and the pressing head 7 cooperate with each other to fix the steering knuckle to be ground. Subsequently, turn on the second motor 10. Due to the fixed connection between the output end of the second motor 10 and the first transmission assembly 11, the first transmission assembly 11 will be driven to rotate, further driving the first transmission rod 13 to rotate. When the first transmission rod 13 rotates, it will drive the second transmission rod 14 to rotate. When the second transmission rod 14 rotates, it will drive the coarse grinding wheels 15 and the fine grinding wheels 16 to rotate. Thus, when the wheel disc 4 rotates, the steering knuckle on the rotating seat 5 can be successively driven to the next station, so that the four grinding mechanisms can grind the steering knuckle in sequence, enabling the rough grinding and fine grinding of the steering knuckle to be carried out continuously, improving the continuity and processing efficiency during steering grinding.

[0025] Please refer to the attached Figure 3 - attached Figure 6 , the first transmission assembly 11 includes a worm 111. The outer wall of the worm 111 is fixedly connected to the output end of the second motor 10. The tooth end of the worm 111 is meshed with a worm wheel 112. The outer wall of the worm 111 is rotatably connected inside the second protective housing 12; Specifically, when the second motor 10 works, due to the fixed connection between the output end of the second motor 10 and the worm 111, the worm 111 will be driven to rotate, further driving the worm wheel 112 to rotate. The second protective housing 12 is used to improve the stability of the worm 111 during rotation.

[0026] Please refer to the attached Figure 3 - attached Figure 6, the outer wall of the worm gear 112 is fixedly connected to the outer wall of the second protective housing 12. A cam 17 is fixedly connected to the outer wall of the worm gear 112. A second transmission assembly 18 is arranged on the outer wall of the cam 17. A connecting plate 19 is arranged on the outer wall of the second transmission assembly 18. The outer wall of the connecting plate 19 is arranged on the outer wall of the second transmission rod 14. A connecting rod 20 is fixedly connected to the inside of the connecting plate 19. A support plate 21 is rotatably connected to the outer wall of the connecting rod 20. The outer wall of the support plate 21 is fixedly connected to the outer wall of the second protective housing 12; Specifically, when the worm gear 112 rotates, due to the fixed connection between the worm gear 112 and the cam 17, the cam 17 will be driven to rotate. When the cam 17 rotates, it will drive the second transmission assembly 18 to rotate, further driving the connecting plate 19 to rotate. When the connecting plate 19 rotates, it will drive the second transmission rod 14 to move up and down. The connecting rod 20 and the support plate 21 cooperate with each other to support the rotation of the second transmission assembly 18. Through the up and down movement of the second transmission rod 14, the rough grinding wheel 15 and the fine grinding wheel 16 are driven to move up and down, further improving the grinding quality and efficiency.

[0027] Please refer to the appendix Figure 1 - appendix Figure 5 , the second transmission assembly 18 includes a transmission plate 181. The outer wall of the transmission plate 181 is fixedly connected to the outer wall of the cam 17. A third transmission rod 182 is rotatably connected to the inside of the transmission plate 181. The outer wall of the third transmission rod 182 is fixedly connected to the inside of the connecting plate 19; Specifically, when the cam 17 rotates, due to the fixed connection between the cam 17 and the transmission plate 181, the transmission plate 181 will be driven to rotate, further driving the third transmission rod 182 to rotate. The rotation of the third transmission rod 182 is used to drive the connecting plate 19 to rotate, thereby driving the second transmission rod 14 to rotate.

[0028] Please refer to the appendix Figure 1 - appendix Figure 5 , the rough grinding wheel 15 is made of silicon carbide, and the fine grinding wheel 16 is made of a wool wheel; Specifically, since the rough grinding wheel 15 is made of silicon carbide, and silicon carbide has excellent hardness and wear resistance and also has good high-temperature resistance and chemical stability, the service life of the rough grinding wheel 15 is improved, and the working efficiency of the rough grinding wheel 15 is improved. Since the fine grinding wheel 16 is made of a wool wheel, and the wool material has excellent softness, elasticity and good adsorption, it can be closely attached to the surface of the steering knuckle during grinding, improving the grinding quality.

[0029] Please refer to the appendix Figure 1 - appendix Figure 5 , the rough grinding wheel 15 is adapted to the surface of the steering knuckle, and the fine grinding wheel 16 is in flexible contact with the surface of the steering knuckle; Specifically, the rough grinding wheel 15 is used for initially grinding the steering knuckle, and the fine grinding wheel 16 is used for finely grinding the steering knuckle to improve the smoothness of the surface of the steering knuckle.

[0030] Please refer to the attached Figure 1 - attached Figure 5 , a fixed shaft 23 is fixedly connected to the outer wall of the sliding housing 22, a limiting component 24 is arranged on the outer wall of the fixed shaft 23, and the outer wall of the limiting component 24 is slidably connected inside the second transmission rod 14 and the sliding housing 22; Specifically, the limiting component 24 is used to fix the sliding housing 22 and the second transmission rod 14, and the fixed shaft 23 is used to form the limiting component 24.

[0031] Please refer to the attached Figure 1 - attached Figure 8 , the limiting component 24 includes a spring piece 241, the inside of the spring piece 241 is fixedly connected to the outer wall of the fixed shaft 23, and a sliding column 242 is fixedly connected to the outer wall of the spring piece 241. The outer wall of the sliding column 242 is slidably connected inside the second transmission rod 14 and the sliding housing 22; Specifically, first press the sliding column 242 to make it slide inside the second transmission rod 14 and the sliding housing 22, further driving the spring piece 241 to rotate. Then hold and pull the sliding housing 22 outwards. When the sliding housing 22 slides, due to the fixing effect of the sliding housing 22 and the rough grinding wheel 15 and the fine grinding wheel 16, it will drive the rough grinding wheel 15 and the fine grinding wheel 16 to move, thereby realizing the quick removal of the rough grinding wheel 15 and the fine grinding wheel 16, facilitating the replacement of the rough grinding wheel 15 and the fine grinding wheel 16 in the later stage.

[0032] Please refer to the attached Figure 1 - attached Figure 8 , the material of the spring piece 241 is made of beryllium bronze; Specifically, due to the excellent hardness, elasticity and wear resistance of beryllium bronze, it can ensure that the spring piece 241 can still maintain good elasticity even after long-term use, realizing the improvement of the service efficiency of the spring piece 241.

[0033] Please refer to the attached Figure 1 - attached Figure 6 , the outer wall of the first motor 3 is fixedly connected to the upper surface of the base 1, the lower surface of the first protective housing 8 is fixedly connected to the upper surface of the base 1, and the outer wall of the second protective housing 12 is fixedly connected to the outer wall of the first protective housing 8; Specifically, the base 1 is used to provide certain support for the first motor 3, the base 1 is used to support the first protective housing 8, and the first protective housing 8 is used to provide support for the second protective housing 12.

[0034] Although embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A mirror processing device for automobile suspension steering knuckle, comprising a base (1), characterized in that: The outer wall of the base (1) is fixedly connected to a fixing frame (2), the interior of the fixing frame (2) is fixedly connected to a motor 1 (3), the output end of the motor 1 (3) is connected to a wheel disc (4), the upper surface of the wheel disc (4) is fixedly connected to a rotating seat (5), the interior of the rotating seat (5) is provided with an inner support sleeve (6), the outer wall of the inner support sleeve (6) is fixedly connected to a pressure head (7), the outer wall of the wheel disc (4) is rotatably connected to a protective shell 1 (8), the outer wall of the protective shell 1 (8) is fixedly connected to a fixing block (9), the interior of the fixing block (9) is fixedly connected to motor 2 (1 0), the output end of the motor 2 (10) is provided with a transmission component 1 (11), the outer wall of the transmission component 1 (11) is rotatably connected to a protective housing 2 (12), the lower surface of the transmission component 1 (11) is fixedly connected to a transmission rod 1 (13), the outer wall of the transmission rod 1 (13) is provided with a transmission rod 2 (14), and a plurality of sliding housings (22) are provided inside the transmission rod 2 (14), the outer walls of the plurality of sliding housings (22) on the right side are all provided with a rough grinding wheel (15), and the outer walls of the plurality of sliding housings (22) on the left side are all provided with a fine grinding wheel (16).

2. The mirror processing equipment for automobile suspension knuckle according to claim 1, characterized in that: The transmission component 1 (11) comprises a worm (111), the outer wall of the worm (111) being fixedly connected to the output end of the motor 2 (10), the tooth end of the worm (111) being meshingly connected to a worm wheel (112), and the outer wall of the worm (111) being rotatably connected to the interior of the protective housing 2 (12).

3. The mirror processing equipment for automobile suspension knuckle according to claim 2, characterized in that: The outer wall of the worm wheel (112) is fixedly connected to the outer wall of the second protective shell (12); the outer wall of the worm wheel (112) is fixedly connected to a cam (17); the outer wall of the cam (17) is provided with a second transmission component (18); the outer wall of the second transmission component (18) is provided with a connecting plate (19); the outer wall of the connecting plate (19) is arranged on the outer wall of the second transmission rod (14); the interior of the connecting plate (19) is fixedly connected to a connecting rod (20); the outer wall of the connecting rod (20) is rotatably connected to a support plate (21); the outer wall of the support plate (21) is fixedly connected to the outer wall of the second protective shell (12).

4. The mirror processing equipment for automobile suspension knuckle according to claim 3 is characterized in that: The transmission assembly 2 (18) comprises a transmission plate (181), the outer wall of the transmission plate (181) being fixedly connected to the outer wall of the cam (17), the interior of the transmission plate (181) being rotatably connected to a transmission rod 3 (182), the outer wall of the transmission rod 3 (182) being fixedly connected to the interior of the connecting plate (19).

5. The mirror surface processing equipment for automobile suspension knuckle according to claim 1, characterized in that: The material of the rough grinding wheel (15) is composed of silicon carbide, and the material of the fine grinding wheel (16) is composed of a wool wheel.

6. The mirror processing equipment for automobile suspension knuckle according to claim 1, characterized in that: The rough grinding wheel (15) is adapted to the surface of the steering knuckle, and the fine grinding wheel (16) is in flexibly contact with the surface of the steering knuckle.

7. The mirror surface processing equipment for automobile suspension knuckle according to claim 1, characterized in that: The outer wall of the sliding housing (22) is fixedly connected to a fixed shaft (23), the outer wall of the fixed shaft (23) is provided with a limit assembly (24), and the outer wall of the limit assembly (24) is slidably connected to the inside of the second transmission rod (14) and the sliding housing (22).

8. The mirror surface processing equipment for automobile suspension steering knuckle according to claim 7, characterized in that: The limit assembly (24) comprises a spring sheet (241), the interior of the spring sheet (241) being fixedly connected to the outer wall of the fixed shaft (23), the outer wall of the spring sheet (241) being fixedly connected to a sliding column (242), and the outer wall of the sliding column (242) being slidably connected to the interior of the second transmission rod (14) and the sliding housing (22).

9. The mirror processing equipment for automobile suspension knuckle according to claim 8, characterized in that: The shrapnel (241) is made of beryllium copper.

10. The mirror surface processing equipment for automobile suspension steering knuckle according to claim 1, characterized in that: The outer wall of the motor 1 (3) is fixedly connected to the upper surface of the base (1), the lower surface of the protective shell 1 (8) is fixedly connected to the upper surface of the base (1), and the outer wall of the protective shell 2 (12) is fixedly connected to the outer wall of the protective shell 1 (8).

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