A steel plate grinding device for automobile processing and a method of using the same

Abstract

The invention discloses a steel plate grinding device for automobile processing and a use method thereof, and belongs to the technical field of automobile processing. The steel plate grinding device for automobile processing comprises a machine body, a bottom array of the machine body is provided with a plurality of adsorption moving mechanisms, a supporting mechanism is provided between the plurality of adsorption moving mechanisms and the upper end of the machine body, a grinding cloth is fixedly installed at the center of the bottom surface of the machine body, the adsorption moving mechanism is provided in contact with the surface of the steel plate component, the machine body presses the grinding cloth to the surface of the steel plate component, and high-frequency vibration is generated on the contact surface of the steel plate component through the grinding cloth, and the vibration grinding mechanism is provided, and the vibration grinding mechanism can generate high-frequency vibration on the inner side of the grinding cloth, so that the surface of the steel plate component contacted by the grinding cloth is subjected to high-frequency vibration grinding through the grinding cloth, thereby realizing the grinding function of the device, and there is no need for an operator to manually support the grinding equipment to apply pressure to the surface of the steel plate component, which greatly improves the comfort of the operator during grinding processing, and at the same time improves the working efficiency of grinding.

Description

Technical Field

[0001] The invention relates to the technical field of automobile processing, in particular to a steel plate grinding device for automobile processing and a use method thereof. Background Art

[0002] A car is a non-track-borne vehicle that is powered by power and has four or more wheels. It is mainly used to carry people or goods, or to tow people or goods. With the rapid development of transportation lines, cars have become an important means of transportation in people's daily travel.

[0003] At present, before automobile production and processing, some steel materials need to be polished and rusted by steel plate polishing devices, so as to facilitate the next step of processing. Since automobile steel plate components in the prior art usually need to be stamped and shaped, rather than having a flat surface, the existing polishing equipment usually requires people to hold the polishing components to accurately polish various parts of the steel materials during the steel plate polishing operation to complete the surface polishing of the steel plate structure. With long-term use, the violent vibration generated by the polishing equipment during the polishing process will cause harm to the operator. For this reason, the present invention provides a steel plate polishing device for automobile processing and a method of using the same. Summary of the invention

[0004] The purpose of the present invention is to provide a steel plate grinding device for automobile processing, which can realize automatic grinding along the surface of the steel plate component, reduce the harm to the operator and improve the work efficiency.

[0005] The second object of the present invention is to provide a method for using the above-mentioned steel plate grinding device for automobile processing.

[0006] To solve the above problems, the present invention adopts the following technical solutions:

[0007] A steel plate grinding device for automobile processing includes a body, a bottom array of the body is provided with a plurality of adsorption moving mechanisms, a supporting mechanism is provided between the plurality of adsorption moving mechanisms and the upper end of the body, a grinding cloth is fixedly installed at the center of the bottom surface of the body, the adsorption moving mechanism is arranged in contact with the surface of the steel plate component, the body presses the grinding cloth against the surface of the steel plate component, a vibration grinding mechanism is provided in the body, the bottom of the vibration grinding mechanism is abutted against the upper end of the grinding cloth, and high-frequency vibration is generated on the contact surface of the steel plate component through the grinding cloth.

[0008] As a preferred embodiment of the present invention, the vibration grinding mechanism includes a synchronous pressure cylinder, a plurality of telescopic channels are evenly distributed on the lower end of the synchronous pressure cylinder, telescopic rods are movably inserted in the plurality of telescopic channels, and a gas spring mechanism is arranged between the upper end of the telescopic rod and the synchronous pressure cylinder, an ultrasonic transducer is fixedly installed on the bottom of the telescopic rod, and a rubber friction head is fixedly installed on the bottom of the ultrasonic transducer, and the rubber friction head is abutted against the inner side of the grinding cloth.

[0009] As a preferred solution of the present invention, the gas spring mechanism includes a pressure piston and an auxiliary spring, the pressure piston is fixedly connected to the upper end of the telescopic rod, the upper end of the inner wall of the telescopic channel is fixedly connected to a limiting ring, and the auxiliary spring is arranged between the pressure piston and the limiting ring in the same telescopic channel.

[0010] As a preferred solution of the present invention, a wiring cavity is provided at the upper end of the synchronous pressure-applying cylinder, and the upper ends of the multiple telescopic channels are connected to the wiring cavity, a power connection board is provided at the top of the wiring cavity, and the power connection board is electrically connected to the multiple ultrasonic transducers through connecting wires, and a power connection socket is provided at the upper end of the synchronous pressure-applying cylinder, and the power connection socket is electrically connected to the ultrasonic generator.

[0011] As a preferred solution of the present invention, the body includes a connecting tube, a base and an upper end plate, the base is fixedly connected to the bottom of the connecting tube, and a plurality of electromagnets are embedded in the base, a plurality of the adsorption moving mechanisms are hingedly fixed to the side wall of the base, the upper end plate is fixedly installed on the upper end of the connecting tube, and the upper ends of the plurality of the support mechanisms are hingedly fixed to the side wall of the upper end plate.

[0012] As a preferred solution of the present invention, the adsorption mobile mechanism includes a support arm, a steering motor is fixedly installed on the upper side of the outer end of the support arm, the output shaft of the steering motor passes through the support arm, and the output shaft of the steering motor is fixedly connected to a walking frame after passing through the support arm, a double-headed mobile motor is arranged at the bottom of the walking frame, and the output shafts at both ends of the double-headed mobile motor are respectively key-connected and fixed with walking wheels.

[0013] As a preferred solution of the present invention, the running wheel is made of permanent magnet material, and the outer side of the running wheel is wrapped with a polyurethane rubber sleeve.

[0014] As a preferred solution of the present invention, the supporting mechanism includes a telescopic sleeve and a piston push rod, the piston push rod is movably inserted in the lower end of the telescopic sleeve, and a sealing piston is provided at the upper end of the piston push rod, the upper end of the telescopic sleeve is hingedly connected to the outer side of the upper end plate, and the lower end of the piston push rod is hingedly connected to the middle part of the upper end of the support arm.

[0015] As a preferred solution of the present invention, an air pressure sensor is also provided at the center of the bottom surface of the power board, the power board is electrically connected to a controller via a power socket, and the controller is electrically connected to an electromagnet drive power control module in the base.

[0016] The method for using the above-mentioned steel plate grinding device for automobile processing comprises the following steps:

[0017] S1. Place the grinding cloth toward the surface to be polished, and adsorb the entire device onto the steel plate component through the adsorption force of the adsorption moving mechanism;

[0018] S2, start the electromagnet in the base, so that the base generates suction force on the surface of the steel plate component, so that the polishing cloth is pressed toward the steel plate component by the base;

[0019] S3, start the ultrasonic generator, the ultrasonic generator drives multiple ultrasonic transducers to work simultaneously through the power socket and the power board to generate high-frequency vibration, the generated high-frequency vibration is transmitted to the grinding cloth through the rubber friction head, and the grinding cloth position contacted by the rubber friction head is driven to perform high-frequency vibration grinding on the surface of the steel plate component, thereby completing the grinding of the steel plate component;

[0020] S4. The adsorption moving mechanism is driven to operate by the control terminal, thereby driving the entire device to move on the surface of the steel plate component to grind the surface of the steel plate component.

[0021] Compared with the prior art, the advantages of the present invention are:

[0022] (1) In this scheme, the suction force generated by the bottom base of the machine body cooperates with the suction force of the suction moving mechanism, so that the machine body is adsorbed on the surface of the steel plate component and the grinding cloth is pressed against the surface of the steel plate component. Through the vibration grinding mechanism, the vibration grinding mechanism can generate high-frequency vibration on the inner side of the grinding cloth, so that the surface of the steel plate component contacted by the grinding cloth is subjected to high-frequency vibration grinding, thereby realizing the grinding function of the device. There is no need for the operator to manually support the grinding equipment to apply pressure to the surface of the steel plate component, which greatly improves the comfort of the operator during grinding processing and improves the grinding work efficiency.

[0023] (2) In this solution, multiple telescopic rods are set up, and the multiple telescopic rods are adaptively attached to the surface of the steel plate component through a gas spring mechanism, so that the device can be suitable for grinding steel plate components with different surface shapes. By setting up multiple ultrasonic transducers, the multiple ultrasonic transducers work independently, which improves the independence of multiple force points in the grinding cloth, and further improves the adaptability of the device to the surface shape of the steel plate component.

[0024] (3) This solution provides a support mechanism and an adsorption moving mechanism. When the suction force generated by the machine body decreases, the support mechanism lifts up the machine body, so that the polishing cloth is separated from the surface of the steel plate component, making it easier for the adsorption moving mechanism to drive the device to move on the surface of the steel plate component. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a stereogram of the present invention.

[0026] Figure 2 It is a three-dimensional diagram of the present invention from an upward angle.

[0027] Figure 3 It is a front cross-sectional view of the present invention.

[0028] Figure 4 For the present invention Figure 3 Enlarged view of point A in the middle.

[0029] Figure 5 It is a three-dimensional diagram of the vibration grinding mechanism in the present invention.

[0030] Description of the numbers in the figure:

[0031] 1. Machine body; 2. Support mechanism; 3. Adsorption moving mechanism; 4. Vibration grinding mechanism; 5. Grinding cloth; 6. Connecting tube; 7. Base; 8. Upper end plate; 9. Air pressure sensor; 10. Support arm; 11. Synchronous pressure cylinder; 12. Telescopic rod; 13. Ultrasonic transducer; 14. Rubber friction head; 15. Wiring cavity; 16. Pressure piston; 17. Telescopic channel; 18. Auxiliary spring; 19. Limiting ring; 20. Power board; 21. Connecting wire; 22. Power socket; 23. Telescopic sleeve; 24. Piston push rod; 25. Steering motor; 26. Travel frame; 27. Double-headed mobile motor; 28. Travel wheel; 29. ​​Polyurethane rubber sleeve. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0033] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0034] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "mounted / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0035] Example:

[0036] See also Figure 1-5 A steel plate grinding device for automobile processing includes a body 1, a plurality of adsorption moving mechanisms 3 are arranged in an array at the bottom of the body 1, a supporting mechanism 2 is arranged between the plurality of adsorption moving mechanisms 3 and the upper end of the body 1, a grinding cloth 5 is fixedly installed at the center of the bottom surface of the body 1, the adsorption moving mechanism 3 is arranged to fit the surface of the steel plate component, the body 1 presses the grinding cloth 5 to the surface of the steel plate component, a vibration grinding mechanism 4 is arranged in the body 1, the bottom of the vibration grinding mechanism 4 is against the upper end of the grinding cloth 5, and high-frequency vibration is generated on the contact surface of the steel plate component through the grinding cloth 5.

[0037] In this embodiment, the polishing cloth 5 adopts ultra-precision coating technology to mix and disperse evenly selected micron or nano-level grinding powders (aluminum oxide, aluminum hydroxide, cerium oxide, diamond, calcium carbonate, silicon carbide, etc.) with high-performance adhesives, and then coat them on the surface of a high-strength and wear-resistant cloth base, which can better fit the surface of the steel plate component for polishing.

[0038] Specifically, the vibration grinding mechanism 4 includes a synchronous pressure cylinder 11, a plurality of telescopic channels 17 are evenly distributed at the lower end of the synchronous pressure cylinder 11, telescopic rods 12 are movably inserted in the plurality of telescopic channels 17, and a gas spring mechanism is arranged between the upper end of the telescopic rod 12 and the synchronous pressure cylinder 11, an ultrasonic transducer 13 is fixedly installed at the bottom of the telescopic rod 12, and a rubber friction head 14 is fixedly installed at the bottom of the ultrasonic transducer 13, and the rubber friction head 14 is against the inner side of the grinding cloth 5.

[0039] In this embodiment, by setting up multiple telescopic rods 12, the multiple telescopic rods 12 can fit the surface of the steel plate component and apply pressure through the gas spring mechanism, thereby ensuring the fitting effect of the grinding cloth 5 on the uneven surface and ensuring the grinding effect of the device on the uneven surface.

[0040] Specifically, the gas spring mechanism includes a pressure piston 16 and an auxiliary spring 18. The pressure piston 16 is fixedly connected to the upper end of the telescopic rod 12. The upper end of the inner wall of the telescopic channel 17 is fixedly connected to a limiting ring 19, and the auxiliary spring 18 is arranged between the pressure piston 16 and the limiting ring 19 in the same telescopic channel 17.

[0041] In this embodiment, by setting the pressure piston 16 and the auxiliary spring 18, the air tightness of the pressure piston 16 allows a closed cavity to be formed at the upper end of the telescopic rod 12. When the telescopic rod 12 moves, the volume of the cavity changes, causing the pressure in the cavity to change, thereby realizing the effect of the gas spring. By setting the auxiliary spring 18, the setting of the auxiliary spring 18 allows the rubber friction head 14 to apply slightly greater pressure to the protrusion, thereby improving the grinding efficiency of the protrusion on the steel plate component and improving the use effect of the device.

[0042] Specifically, a wiring cavity 15 is opened at the upper end of the synchronous pressure-applying cylinder 11, and the upper ends of multiple telescopic channels 17 are connected to the wiring cavity 15. A power board 20 is arranged on the top of the wiring cavity 15. The power board 20 is electrically connected to multiple ultrasonic transducers 13 through connecting wires 21 respectively. The upper end of the synchronous pressure-applying cylinder 11 is provided with a power socket 22, and the power socket 22 is electrically connected to the ultrasonic generator.

[0043] In this embodiment, the wiring cavity 15 is provided, which facilitates the wiring of the connecting wire 21 and connects multiple telescopic channels 17 at the same time, so that the air pressure at the upper ends of the multiple telescopic channels 17 is balanced, thereby improving the uniformity of the pressure applied by the grinding cloth 5 on the uneven surface.

[0044] Specifically, the body 1 includes a connecting tube 6, a base 7 and an upper end plate 8. The base 7 is fixedly connected to the bottom of the connecting tube 6, and a plurality of electromagnets are buried in the base 7. A plurality of adsorption moving mechanisms 3 are hingedly fixed to the side wall of the base 7. The upper end plate 8 is fixedly installed on the upper end of the connecting tube 6, and the upper ends of a plurality of support mechanisms 2 are hingedly fixed to the side wall of the upper end plate 8.

[0045] In this embodiment, the connection tube 6 is provided to facilitate the installation of the vibration grinding mechanism 4, the base 7 is provided to facilitate the installation of the adsorption moving mechanism 3, and the upper end plate 8 is provided to facilitate the installation of the support mechanism 2.

[0046] Specifically, the adsorption mobile mechanism 3 includes a support arm 10, a steering motor 25 is fixedly installed on the upper side of the outer end of the support arm 10, the output shaft of the steering motor 25 passes through the support arm 10, and the output shaft of the steering motor 25 passes through the support arm 10 and is fixedly connected to a walking frame 26, a double-headed mobile motor 27 is arranged at the bottom of the walking frame 26, and the output shafts at both ends of the double-headed mobile motor 27 are respectively key-connected and fixed with walking wheels 28.

[0047] In this embodiment, by providing a steering motor 25 , the steering motor 25 can drive the traveling frame 26 to rotate, and drive the traveling wheel 28 to rotate, thereby completing the steering of the adsorption mobile mechanism 3 , and facilitating the control of the adsorption mobile mechanism 3 .

[0048] Specifically, the running wheel 28 is made of a permanent magnet material, and the outer side of the running wheel 28 is wrapped with a polyurethane rubber sleeve 29 .

[0049] In this embodiment, the suction force of the walking wheel 28 enables the adsorption of the adsorption moving mechanism 3 auxiliary device while ensuring the friction between the walking wheel 28 and the surface of the steel plate component. The friction between the walking wheel 28 and the surface of the steel plate component is further improved by setting the polyurethane rubber sleeve 29.

[0050] Specifically, the support mechanism 2 includes a telescopic sleeve 23 and a piston push rod 24. The piston push rod 24 is movably inserted into the lower end of the telescopic sleeve 23, and a sealing piston is provided at the upper end of the piston push rod 24. The upper end of the telescopic sleeve 23 is hingedly connected to the outer side of the upper end plate 8, and the lower end of the piston push rod 24 is hingedly connected to the middle part of the upper end of the support arm 10.

[0051] In this embodiment, by setting the telescopic sleeve 23 and the piston push rod 24, the gas spring structure of the telescopic sleeve 23 and the piston push rod 24 can adjust the output pressure of the piston push rod 24 by adjusting the air pressure in the inner cavity of the telescopic sleeve 23, which facilitates the adjustment of the device and improves the applicability of the device.

[0052] Specifically, an air pressure sensor 9 is also provided at the center of the bottom surface of the power board 20 . The power board 20 is electrically connected to a controller via a power socket 22 . The controller is electrically connected to an electromagnet drive power control module in the base 7 .

[0053] In this embodiment, by means of the air pressure sensor 9 that is set to sense the pressure in the inner cavity of the synchronous pressure cylinder 11, the pressure applied by the bottom of the rubber friction head 14 to the surface of the steel plate component can be obtained, thereby adjusting the suction force of the electromagnet in the base 7 to ensure that the device applies even pressure to the grinding cloth 5 and ensure the uniformity of the grinding effect on the surface of the steel plate component.

[0054] The method for using the steel plate grinding device for automobile processing comprises the following steps:

[0055] S1, place the polishing cloth 5 toward the surface to be polished, and adsorb the entire device onto the steel plate component through the adsorption force of the adsorption moving mechanism 3;

[0056] S2, start the electromagnet in the base 7, so that the base 7 generates suction force on the surface of the steel plate component, so that the polishing cloth 5 is pressed toward the steel plate component by the base 7;

[0057] S3, start the ultrasonic generator, the ultrasonic generator drives multiple ultrasonic transducers 13 to work simultaneously through the power socket 22 and the power board 20 to generate high-frequency vibration, the generated high-frequency vibration is transmitted to the grinding cloth 5 through the rubber friction head 14, and the grinding cloth 5 contacted by the rubber friction head 14 is driven to vibrate and grind the surface of the steel plate component at high frequency, and the grinding of the steel plate component is completed;

[0058] S4. The adsorption moving mechanism 3 is driven to operate by the control terminal, thereby driving the entire device to move on the surface of the steel plate component to grind the surface of the steel plate component.

[0059] Working principle: The high-frequency vibrations of the ultrasound of multiple ultrasonic transducers 13 contact the polishing cloth 5 through the rubber friction head 14, forming a high-frequency vibration array on the inner side of the polishing cloth 5, thereby driving the surface vibration of the polishing cloth 5 as a whole to fit the steel plate component, achieving the effect of mutual friction and polishing between the polishing cloth 5 and the steel plate component, and the gas spring mechanism on the multiple telescopic rods 12 enables the bottom surface of the polishing cloth 5 to fit more closely to the surface of the steel plate component, while making the pressure difference of the multiple rubber friction heads 14 on the polishing cloth 5 smaller, and the setting of the auxiliary spring 18 makes the rubber friction head 14 apply slightly more pressure to the protrusion, thereby improving the polishing efficiency of the protruding point on the steel plate component and improving the use effect of the device.

[0060] The above are only preferred specific implementation modes of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solutions and improved concepts of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A steel plate grinding device for automobile processing, characterized in that: The machine body (1) comprises a machine body (1), wherein a plurality of adsorption moving mechanisms (3) are arranged in an array at the bottom of the machine body (1), a support mechanism (2) is arranged between the plurality of adsorption moving mechanisms (3) and the upper end of the machine body (1), a grinding cloth (5) is fixedly installed at the center of the bottom surface of the machine body (1), the adsorption moving mechanism (3) is arranged in contact with the surface of the steel plate component, the machine body (1) presses the grinding cloth (5) against the surface of the steel plate component, and a vibration grinding mechanism (4) is arranged inside the machine body (1), the bottom of the vibration grinding mechanism (4) is in contact with the upper end of the grinding cloth (5), and high-frequency vibration is generated on the contact surface of the steel plate component through the grinding cloth (5). The vibration grinding mechanism (4) comprises a synchronous pressure cylinder (11), a plurality of telescopic channels (17) are evenly distributed at the lower end of the synchronous pressure cylinder (11), a telescopic rod (12) is movably inserted in each of the plurality of telescopic channels (17), and a gas spring mechanism is arranged between the upper end of the telescopic rod (12) and the synchronous pressure cylinder (11), an ultrasonic transducer (13) is fixedly installed at the bottom of the telescopic rod (12), and a rubber friction head (14) is fixedly installed at the bottom of the ultrasonic transducer (13), and the rubber friction head (14) is against the inner side of the grinding cloth (5); the gas spring mechanism comprises a pressure piston ( The synchronous pressure cylinder (11) comprises a plurality of synchronous pressure-applying cylinders (11) and a plurality of synchronous pressure-applying cylinders (11). The plurality of synchronous pressure-applying cylinders (11) are provided with a wiring cavity (15). The upper ends of the plurality of synchronous pressure-applying cylinders (11) are connected to the wiring cavity (15). The wiring cavity (15) is provided with a power board (20) at the top. The power board (20) is connected to the plurality of ultrasonic transducers (13) by a plurality of ultrasonic transducers (13). The synchronous pressure-applying cylinder (11) is electrically connected to the side wall of the base (7) by a connecting wire (21). The upper end of the synchronous pressure-applying cylinder (11) is provided with an electric socket (22), and the electric socket (22) is electrically connected to the ultrasonic generator. The machine body (1) comprises a connecting cylinder (6), a base (7) and an upper end plate (8). The base (7) is fixedly connected to the bottom of the connecting cylinder (6), and a plurality of electromagnets are embedded in the base (7). The plurality of adsorption moving mechanisms (3) are hingedly fixed to the side wall of the base (7). The upper end plate (8) is fixedly installed on the upper end of the connecting cylinder (6). The upper ends of the plurality of support mechanisms (2) are hingedly fixed to the side wall of the upper end plate (8).

2. The steel plate grinding device for automobile processing according to claim 1, characterized in that: The adsorption moving mechanism (3) comprises a support arm (10), a steering motor (25) is fixedly mounted on the upper side of the outer end of the support arm (10), an output shaft of the steering motor (25) passes through the support arm (10), and the output shaft of the steering motor (25) passes through the support arm (10) and is fixedly connected to a walking frame (26), a double-headed moving motor (27) is arranged at the bottom of the walking frame (26), and the output shafts at both ends of the double-headed moving motor (27) are respectively key-connected and fixed with walking wheels (28).

3. The steel plate grinding device for automobile processing according to claim 2, characterized in that: The running wheel (28) is made of a permanent magnet material, and the outer side of the running wheel (28) is wrapped with a polyurethane rubber sleeve (29).

4. The steel plate grinding device for automobile processing according to claim 2, characterized in that: The support mechanism (2) comprises a telescopic sleeve (23) and a piston push rod (24), wherein the piston push rod (24) is movably inserted into the lower end of the telescopic sleeve (23), and a sealing piston is arranged at the upper end of the piston push rod (24), the upper end of the telescopic sleeve (23) is hingedly connected to the outer side of the upper end plate (8), and the lower end of the piston push rod (24) is hingedly connected to the middle part of the upper end of the support arm (10).

5. The steel plate grinding device for automobile processing according to claim 1, characterized in that: An air pressure sensor (9) is also provided at the center of the bottom surface of the power connection board (20). The power connection board (20) is electrically connected to a controller via a power connection socket (22), and is electrically connected to an electromagnet drive power supply control module in the controller base (7).

6. The method for using the steel plate grinding device for automobile processing according to any one of claims 1 to 5, characterized in that: The method comprises the following steps: S1, directing the grinding cloth (5) toward the surface to be ground, and adsorbing the entire device onto the steel plate component by the adsorption force of the adsorption moving mechanism (3); S2, starting the electromagnet in the base (7), so that the base (7) generates a suction force on the surface of the steel plate component, so that the grinding cloth (5) is pressed toward the steel plate component by the base (7); S3, starting the ultrasonic generator, and the ultrasonic generator drives a plurality of ultrasonic transducers (13) to work simultaneously through the power socket (22) and the power board (20) to generate high-frequency vibration, and the generated high-frequency vibration is transmitted to the grinding cloth (5) through the rubber friction head (14), driving the grinding cloth (5) in contact with the rubber friction head (14) to vibrate and polish at a high frequency on the surface of the steel plate component, thereby completing the grinding of the steel plate component; S4, driving the adsorption moving mechanism (3) to operate through the control terminal, thereby driving the entire device to move on the surface of the steel plate component, and grinding the surface of the steel plate component.

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