Polishing device and control method thereof

Abstract

The invention discloses a grinding device and a control method thereof, and belongs to the field of grinding tool mechanical equipment, a mounting panel is fixed to the upper side of an operation panel through a supporting plate, a power output assembly is fixedly arranged on the side face of the mounting panel, and a reversing transmission assembly, a grinding component and a tensioning device are arranged on the upper surface of the mounting panel; the material rotating assembly and the guide rail are installed on the upper surface of the operation panel, the air cylinder is installed on the operation panel, and a waste discharging opening is formed in the operation panel. The power output assembly is connected with the reversing transmission assembly and the grinding component through a belt, the reversing transmission assembly is connected with the grinding component through a belt, and the tensioning device is arranged at the joint of the reversing transmission assembly and the grinding component and is arranged at the joint of the power output assembly and the grinding component. The material rotating assembly is installed on the guide rail and connected with the air cylinder. The grinding device can solve the problems that an existing grinding device is narrow in grinding range and cannot grind a workpiece at any angle.

Description

Technical Field

[0001] The invention belongs to the field of grinding tool mechanical equipment, and in particular relates to a grinding device and a control method thereof. Background Art

[0002] The straight and curved surface grinding device is a type of grinding machine. Grinding machines are currently developing rapidly around the world. Various grinding machines from small to large sizes and from low precision to high precision have been widely used in the engineering field. Grinding machines use grinding heads, grinding discs or grinding wheels to grind the surface of workpieces to the required precision, especially various small-sized castings, which have a large market demand and high surface roughness and need to be polished.

[0003] At present, the existing grinders have a narrow grinding range and high energy consumption, and corresponding grinding equipment needs to be designed for new products. Therefore, when processing new products, it is necessary to wait for the corresponding grinding equipment to be designed, which increases the grinding cycle and causes a lot of waste in time and resource costs. Summary of the invention

[0004] The purpose of the present invention is to provide a grinding device and a control method thereof to solve the problem that the existing grinding device has a narrow grinding range and cannot grind any angle of the workpiece. The grinding device provided by the present invention can realize multi-faceted grinding of workpieces of sizes within the range.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions:

[0006] A grinding device, comprising: a power output assembly, a belt, a reversing transmission assembly, a grinding component, a tensioning device, a mounting panel, a material rotating assembly, a guide rail, an operating panel, a cylinder and a support plate;

[0007] The mounting panel is fixed to the upper side of the operating panel through the supporting plate, the power output assembly is fixedly arranged on the side of the mounting panel, the reversing transmission assembly, the grinding component and the tensioning device are arranged on the upper surface of the mounting panel, the material rotating assembly and the guide rail are installed on the upper surface of the operating panel, the cylinder is installed on the operating panel, and a waste discharge port is provided on the operating panel;

[0008] The power output assembly is connected to the reversing transmission assembly and the grinding component through a belt, the reversing transmission assembly is connected to the grinding component through a belt, the tensioning device is arranged at the connection between the reversing transmission assembly and the grinding component, and the tensioning device is arranged at the connection between the power output assembly and the grinding component;

[0009] The material rotating assembly is installed on the guide rail, and the material rotating assembly is connected to the cylinder.

[0010] In some embodiments, the power output assembly includes a motor, a first output end pulley and a second output end pulley, wherein the first output end pulley and the second output end pulley are fixed to an output shaft of the motor;

[0011] The first output end pulley is connected to the reversing transmission component through a belt, and the second output end pulley is connected to the grinding component through a belt.

[0012] In some embodiments, the material rotating assembly includes a material mounting plate and an electric turntable, the material mounting plate is disposed on the electric turntable, the electric turntable is disposed on a guide rail, and the electric turntable is connected to a cylinder.

[0013] In some embodiments, it also includes a power distribution cabinet, a control component and a rack, the control component includes a start button and an emergency stop button, the power distribution cabinet is connected to the motor, the cylinder and the electric turntable, the start button and the emergency stop button are arranged on both sides of the operation panel and connected to the power distribution cabinet, the rack is installed on the lower side of the operation panel, and the power distribution cabinet is arranged on the rack.

[0014] In some embodiments, the reversing transmission assembly includes a reversing transmission mounting plate, a first transmission reversing seat, a first gear, a first transmission reversing pulley, a second gear, a second transmission reversing pulley, and a second transmission reversing seat;

[0015] The reversing transmission mounting plate is arranged on the mounting panel, the first transmission reversing seat and the second transmission reversing seat are arranged on the reversing transmission mounting plate, the first transmission reversing pulley is arranged on the first transmission reversing seat, the first gear is arranged between the first transmission reversing pulley and the first transmission reversing seat, the second transmission reversing pulley is arranged on the second transmission reversing seat, the second gear is arranged between the second transmission reversing pulley and the second transmission reversing seat, and the first gear and the second gear are meshed.

[0016] In some embodiments, the grinding component includes a first grinding component;

[0017] The first grinding assembly includes a first grinding head, a first grinding head mounting seat and a first grinding end pulley. The first grinding head mounting seat is arranged on the mounting panel, the first grinding end pulley is installed at the upper end of the first grinding head mounting seat, the first grinding head is installed at the lower end of the first grinding head mounting seat and the first grinding head is located on the outer side of the bottom surface of the mounting panel.

[0018] In some embodiments, the grinding component further includes a second grinding component, and the first grinding component and the second grinding component have the same structure;

[0019] The second grinding assembly includes a second grinding head, a second grinding head mounting seat and a second grinding end pulley. The second grinding head mounting seat is arranged on the mounting panel, the second grinding end pulley is installed at the upper end of the second grinding head mounting seat, the second grinding head is installed at the lower end of the second grinding head mounting seat and the second grinding head is located on the outside of the bottom surface of the mounting panel.

[0020] In some embodiments, the support plate includes a first support plate and a second support plate, and the first support plate and the second support plate are respectively disposed on opposite sides of the operation panel.

[0021] A control method for a grinding device, based on the above-mentioned grinding device, comprises the following steps:

[0022] Fix the workpiece on the electric turntable and the material on the material mounting plate;

[0023] Then the cylinder is started, and the electric turntable is moved on the guide rail by adjusting the extension and contraction of the cylinder until the workpiece reaches the grinding position;

[0024] The electric turntable is controlled to rotate, thereby driving the material mounting plate to rotate. At this time, the grinding component grinds the curved surface of the workpiece through the material. After the grinding is completed, the grinding waste is discharged through the waste discharge port.

[0025] In some embodiments, when the grinding component adopts the first grinding component or the second grinding component, the grinding component grinds a single side of the workpiece through the material;

[0026] When the grinding component adopts the first grinding component and the second grinding component, the grinding component grinds the double sides of the workpiece through the material.

[0027] Compared with the prior art, the present invention has the following beneficial effects:

[0028] The present invention provides a grinding device, including a power output assembly, a belt, a reversing transmission assembly, a grinding component, a tensioning device, a material rotating assembly, a guide rail and a cylinder, wherein the power output assembly is connected to the reversing transmission assembly and the grinding component through a belt, the reversing transmission assembly is connected to the grinding component through a belt, the tensioning device is respectively arranged at the connection between the reversing transmission assembly and the grinding component, and at the connection between the power output assembly and the grinding component, wherein the material rotating assembly is installed on the guide rail, and the material rotating assembly is connected to the cylinder. When the device is working, the workpiece is fixed on the material rotating assembly through a fixture, and the material is also placed on the material rotating assembly, and then the cylinder is started, and the material rotating assembly is driven to move on the guide rail through the extension and contraction of the cylinder, and the position of the grinding component is adjusted until the material rotating assembly moves to a suitable position for grinding. Therefore, the present invention can solve the problem that the existing grinding device has a narrow grinding range and cannot grind any angle of the workpiece by adopting the structure of the material rotating assembly, the guide rail and the cylinder. In the present invention, the mounting panel is fixed to the upper side of the operating panel through a supporting plate, the power output assembly is arranged on the side of the mounting panel, the reversing transmission assembly, the grinding component and the tensioning device are arranged on the upper surface of the mounting panel, the material rotation assembly and the guide rail are arranged on the upper surface of the operating panel, and the cylinder is installed on the operating panel. Therefore, the structure of the device of the present invention is small, compact, light and easy to move.

[0029] Furthermore, the material rotation assembly of the present invention includes a material mounting plate and an electric turntable. The material mounting plate is arranged on the electric turntable, and the electric turntable is arranged on a guide rail and connected to a cylinder. The workpiece is fixed on the electric turntable by a tooling fixture, and the material is fixed on the material mounting plate. The electric turntable can be driven to move on the guide rail through the extension and retraction of the cylinder to adjust the grinding position, and the electric turntable can be rotated during the grinding process, thereby driving the material mounting plate to achieve curved surface grinding or arbitrary surface grinding of the workpiece.

[0030] Furthermore, the reversing transmission assembly of the present invention adopts a first transmission reversing seat, a first gear, a first transmission reversing pulley, a second gear, a second transmission reversing pulley and a second transmission reversing seat. The first reversing transmission pulley and the first gear are fixed on the first transmission reversing seat, the second transmission reversing pulley and the second gear are fixed on the second transmission reversing seat, and the first gear and the second gear are meshed. The structure connects the reversing transmission assembly and the grinding component through a power output assembly. The reversing transmission assembly is connected to the grinding component and can drive the grinding component to rotate in opposite directions. Double-sided grinding can be performed when two grinding heads are used.

[0031] The present invention provides a control method for a grinding device. During the grinding process, the electric turntable is controlled to rotate to drive the material installation plate to rotate, thereby realizing curved surface grinding of the workpiece. As long as the workpiece size is within a certain range, the workpiece can be ground by this method. It only needs to adjust the grinding position or replace the tooling through the cylinder and the guide rail. Therefore, the method can quickly process new products, save time and cost, and indirectly improve economic benefits. In addition, the method is simple to operate. During the operation, only the cylinder and the electric turntable need to be adjusted, which is safe and efficient.

[0032] Furthermore, when the present invention adopts the first grinding component, it can perform single-side grinding on the workpiece, and when the first grinding component and the second grinding component are adopted, it can perform double-side grinding on the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] Figure 1 This is a schematic diagram of the axonometric structure of the grinding device provided in Example 1;

[0034] Figure 2 A top view of the grinding device provided in Example 1;

[0035] Figure 3 A front view of the grinding device provided in Example 1;

[0036] Figure 4 A schematic diagram of the structure of a reversing transmission assembly of a grinding device provided in Example 1;

[0037] Figure 5 A schematic diagram of the structure of a tensioning device for a grinding device provided in Example 1;

[0038] In the figure, 1, frame; 2, waste discharge port; 3, power output assembly; 4, belt; 5, reversing transmission assembly; 6, first grinding assembly; 7, tensioning device; 8, second grinding assembly; 9, installation panel; 10, material rotation assembly; 11, control assembly; 12, power distribution cabinet; 13, start button; 14, emergency stop button; 15, motor; 16, first output end pulley; 17, second output end pulley; 18, reversing transmission mounting plate; 19, first transmission reversing seat; 20, first gear; 21, first gear A transmission reversing pulley; 22, a second gear; 23, a second transmission reversing pulley; 24, a second transmission reversing seat; 25, a tensioning pulley; 26, a tensioning seat; 27, a first grinding head; 28, a first grinding head mounting seat; 29, a first grinding end pulley; 30, a second grinding end pulley; 31, a second grinding head mounting seat; 32, a second grinding head; 33, a first support plate; 34, a second support plate; 35, a material mounting plate; 36, an electric turntable; 37, a guide rail; 38, an operation panel; 39, a cylinder. DETAILED DESCRIPTION

[0039] In the following, only certain exemplary embodiments are briefly described, and the described embodiments can be modified in various different ways without departing from the spirit or scope of the present invention. Therefore, the drawings and description are to be regarded as illustrative in nature and not restrictive.

[0040] In the description of the present invention, it is to be understood that the terms “center”, “longitudinal”, “lateral”, “length”, “width”, “thickness”, “up”, “down”, “front”, “back”, “left”, “right”, “vertical”, “horizontal”, “top”, “bottom”, “inside”, “outside”, “clockwise”, “counterclockwise”, “axial”, “radial”, “circumferential”, etc., indicating orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed or operate in a specific orientation, and therefore should not be understood as limiting the present invention.

[0041] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0042] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or a communication; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0043] The embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0044] Embodiment 1

[0045] like Figure 1 As shown, this embodiment provides a grinding device, including a frame 1, a power output assembly 3, a belt 4, a reversing transmission assembly 5, a first grinding assembly 6, a tensioning device 7, a second grinding assembly 8, a mounting panel 9, a material rotation assembly 10, a guide rail 37, an operation panel 38, a control assembly 11, a power distribution cabinet 12, a cylinder 39, a first support plate 33 and a second support plate 34;

[0046] Specifically, the operation panel 38 is arranged at the top of the frame 1, the installation panel 9 is fixedly installed above the operation panel 38, the first grinding assembly 6 and the second grinding assembly 8 are arranged on the upper surface of the installation panel 9, the reversing transmission assembly 5 and the tensioning device 7 are arranged on the upper surface of the installation panel 9, and a waste discharge port 2 is opened on the operation panel 38, and the discharge position of the waste discharge port 2 is below the operation panel 38.

[0047] like Figure 4 As shown, the reversing transmission assembly 5 includes a reversing transmission mounting plate 18, a first transmission reversing seat 19, a first gear 20, a first transmission reversing pulley 21, a second gear 22, a second transmission reversing pulley 23 and a second transmission reversing seat 24. The reversing transmission mounting plate 18 is fixed on the mounting panel 9, the first transmission reversing seat 19 and the second transmission reversing seat 24 are both fixed on the reversing transmission mounting plate 18, the first transmission reversing pulley 21 is installed on the first transmission reversing seat 19, the first gear 20 is installed between the first transmission reversing pulley 21 and the first transmission reversing seat 19, the second transmission reversing pulley 23 is installed on the second transmission reversing seat 24, the second gear 22 is installed between the second transmission reversing pulley 23 and the second transmission reversing seat 24, and the first gear 20 and the second gear 22 are meshed.

[0048] like Figure 5 As shown, the tensioning device 7 includes a tensioning wheel 25 and a tensioning seat 26, and the tensioning wheel 25 is fixed on the tensioning seat 26;

[0049] like Figure 3 As shown, the first grinding assembly 6 and the second grinding assembly 8 include the same structural parts, wherein the first grinding assembly 6 includes a first grinding head 27, a first grinding head mounting seat 28 and a first grinding end pulley 29, the first grinding head mounting seat 28 is arranged on the mounting panel 9, the first grinding end pulley 29 is mounted on the upper end of the first grinding head mounting seat 28, the first grinding head 27 is mounted on the lower end of the first grinding head mounting seat 28 and the first grinding head 27 is located outside the bottom surface of the mounting panel 9, and the first grinding head mounting seat 28 is respectively connected to the tensioning device 7, the power output assembly 3 and the reversing transmission assembly 5 through the first grinding end pulley 29;

[0050] The second grinding assembly 8 includes a second grinding head 32, a second grinding head mounting seat 31 and a second grinding end pulley 30, the second grinding head mounting seat 31 is arranged on the mounting panel 9, the second grinding end pulley 30 is mounted on the upper end of the second grinding head mounting seat 31, the second grinding head 32 is mounted on the lower end of the second grinding head mounting seat 31 and the second grinding head 31 is located outside the bottom surface of the mounting panel 9, and the second grinding head mounting seat 28 is respectively connected to the tensioning device 7, the power output assembly 3 and the reversing transmission assembly 5 through the second grinding end pulley 30;

[0051] The mounting panel 9 is fixed above the operating panel 38 through the first supporting plate 33 and the second supporting plate 34. The first supporting plate 33 and the second supporting plate 34 are respectively arranged on opposite sides of the operating panel 38;

[0052] The material rotating assembly 10 includes a material mounting plate 35 and an electric turntable 36. The material mounting plate 35 is arranged on the electric turntable 36. The electric turntable 36 is arranged on a guide rail 37. The electric turntable 36 is connected to a cylinder 39.

[0053] like Figure 2 As shown, the control assembly 11 includes a start button 13 and an emergency stop button 14, the power distribution cabinet 12 is connected to the motor 15, the cylinder 39 and the electric turntable 36, the start button 13 and the emergency stop button 14 are arranged on both sides of the operation panel 38 and connected to the power distribution cabinet 12, the frame 1 is installed on the lower side of the operation panel 38, the power distribution cabinet 12 is arranged on the frame 1, and the cylinder 39 is installed behind the operation panel 38 and close to the motor 15;

[0054] The power output assembly 3 includes a motor 15, a first output end pulley 16 and a second output end pulley 17, the first output end pulley 16 and the second output end pulley 17 are fixed on the output shaft of the motor 15, the first output end pulley 16 is connected to the reversing transmission assembly 5 through a belt 4, the second output end pulley 17 is connected to the first grinding assembly 6 and the second grinding assembly 8 through a belt 4, the reversing transmission assembly 5 outputs a force in the opposite rotation direction through its structure and drives the second transmission reversing pulley 23 to rotate, and then continues to drive the second grinding assembly 8 to rotate, so that the first grinding head 27 and the second grinding head 32 rotate in opposite directions, thereby realizing the double-plane grinding function of the workpiece;

[0055] The cylinder 39 is a cylinder with a magnetic switch, and the bottom of the tensioning seat 26 of the tensioning device 7 is mounted on the upper surface of the mounting panel 9 by bolts and nuts;

[0056] A PLC controller is provided in the power distribution cabinet 12, and the PLC controller can be connected to the motor 15, the cylinder 39 and the electric turntable 36 and control their movements.

[0057] This embodiment also provides a control method for a grinding device, comprising the following steps:

[0058] Fix the workpiece on the electric turntable 36 and fix the material on the material mounting plate 35;

[0059] Then, the cylinder 39 is started, and the electric turntable 36 is moved on the guide rail 37 by adjusting the extension and contraction of the cylinder 39 until the workpiece reaches the grinding position;

[0060] The electric turntable 36 is controlled to rotate, thereby driving the material mounting plate 35 to rotate. At this time, the first grinding component 6 and the second grinding component 8 perform double-sided grinding on the curved surface of the workpiece through the material. After the grinding is completed, the grinding waste is discharged through the waste discharge port 2.

[0061] During use of the grinding device provided in this embodiment, the workpiece is fixed on the electric turntable 36 by a fixture, and the cylinder 39 is started. The electric turntable 36 is driven to move on the guide rail 37 by the extension and contraction of the cylinder 39, so that the workpiece is located between the first grinding head 27 and the second grinding head 32, and then the required working distance is adjusted by adjusting the positions of the first grinding head 27 and the second grinding head 32. After adjustment, the first grinding assembly 6 and the second grinding assembly 8 are fixed on the frame 1, and the motor 15 is started to drive the first grinding head 27 and the second grinding head 32 to rotate in opposite directions to meet the grinding needs. The tensioning device 7 can prevent the belt from loosening. At this time, the two grinding heads can perform double-sided grinding on the workpiece to meet the double-sided grinding requirements.

[0062] Embodiment 2

[0063] This embodiment provides a grinding device, the structure of which is the same as that of the first embodiment, except that only one of the two grinding heads is retained for single-side grinding;

[0064] This embodiment also provides a control method for a grinding device, comprising the following steps:

[0065] Fix the workpiece on the electric turntable 36 and fix the material on the material mounting plate 35;

[0066] Then, the cylinder 39 is started, and the electric turntable 36 is moved on the guide rail 37 by adjusting the extension and contraction of the cylinder 39 until the workpiece reaches the grinding position;

[0067] The electric turntable 36 is controlled to rotate, thereby driving the material mounting plate 35 to rotate. At this time, the first grinding assembly 6 or the second grinding assembly 8 performs single-sided grinding of the curved surface of the workpiece through the material. After grinding, the grinding waste is discharged through the waste discharge port 2. The method provided in this embodiment can control the electric turntable 36 to rotate a certain angle to achieve grinding of the curved surface or outer cylindrical surface of the workpiece.

[0068] It is known from common technical knowledge that the present invention can be implemented by other embodiments that do not deviate from its spirit or essential features. Therefore, the above disclosed embodiments are only illustrative in all respects, not exclusive, and all changes within the scope of the present invention or equivalent to the scope of the present invention are included in the present invention.

Claims

1. A grinding device, characterized in that: include: A power output assembly (3), a belt (4), a reversing transmission assembly (5), a grinding component, a tensioning device (7), a mounting panel (9), a material rotating assembly (10), a guide rail (37), an operating panel (38), a cylinder (39) and a support plate; The mounting panel (9) is fixed to the upper side of the operating panel (38) through the supporting plate, the power output assembly (3) is fixedly arranged on the side of the mounting panel (9), the reversing transmission assembly (5), the grinding component and the tensioning device (7) are arranged on the upper surface of the mounting panel (9), the material rotating assembly (10) and the guide rail (37) are installed on the upper surface of the operating panel (38), the cylinder (39) is installed on the operating panel (38), and the operating panel (38) is provided with a waste discharge port (2); The power output assembly (3) is connected to the reversing transmission assembly (5) and the grinding component via a belt (4), the reversing transmission assembly (5) is connected to the grinding component via a belt (4), the tensioning device (7) is arranged at the connection between the reversing transmission assembly (5) and the grinding component, and the tensioning device (7) is arranged at the connection between the power output assembly (3) and the grinding component; The material rotating assembly (10) is mounted on the guide rail (37), and the material rotating assembly (10) is connected to the cylinder (39).

2. A grinding device according to claim 1, characterized in that: The power output assembly (3) comprises a motor (15), a first output end pulley (16) and a second output end pulley (17), wherein the first output end pulley (16) and the second output end pulley (17) are fixed on the output shaft of the motor (15); The first output end pulley (16) is connected to the reversing transmission assembly (5) via a belt (4), and the second output end pulley (17) is connected to the grinding component via a belt (4).

3. A grinding device according to claim 2, characterized in that: The material rotating assembly (10) comprises a material mounting plate (35) and an electric turntable (36), wherein the material mounting plate (35) is arranged on the electric turntable (36), the electric turntable (36) is arranged on a guide rail (37), and the electric turntable (36) is connected to a cylinder (39).

4. A grinding device according to claim 3, characterized in that: The invention also comprises a power distribution cabinet (12), a control component (11) and a frame (1), wherein the control component comprises a start button (13) and an emergency stop button (14), the power distribution cabinet (12) is connected to a motor (15), a cylinder (39) and an electric turntable (36), the start button (13) and the emergency stop button (14) are arranged on both sides of an operation panel (38) and connected to the power distribution cabinet (12), the frame (1) is installed on the lower side of the operation panel (38), and the power distribution cabinet (12) is arranged on the frame (1).

5. A grinding device according to claim 1, characterized in that: The reversing transmission assembly (5) comprises a reversing transmission mounting plate (18), a first transmission reversing seat (19), a first gear (20), a first transmission reversing pulley (21), a second gear (22), a second transmission reversing pulley (23) and a second transmission reversing seat (24); The reversing transmission mounting plate (18) is arranged on the mounting panel (9), the first transmission reversing seat (19) and the second transmission reversing seat (24) are arranged on the reversing transmission mounting plate (18), the first transmission reversing pulley (21) is mounted on the first transmission reversing seat (19), the first gear (20) is mounted between the first transmission reversing pulley (21) and the first transmission reversing seat (19), the second transmission reversing pulley (23) is mounted on the second transmission reversing seat (24), the second gear (22) is mounted between the second transmission reversing pulley (23) and the second transmission reversing seat (24), and the first gear (20) and the second gear (22) are meshed.

6. A grinding device according to claim 1, characterized in that: The grinding component comprises a first grinding assembly (6); The first grinding assembly (6) comprises a first grinding head (27), a first grinding head mounting seat (28) and a first grinding end pulley (29); the first grinding head mounting seat (28) is arranged on the mounting panel (9); the first grinding end pulley (29) is mounted on the upper end of the first grinding head mounting seat (28); the first grinding head (27) is mounted on the lower end of the first grinding head mounting seat (28) and the first grinding head (27) is located on the outer side of the bottom surface of the mounting panel (9).

7. A grinding device according to claim 5, characterized in that: The grinding component further comprises a second grinding assembly (8), and the first grinding assembly (6) and the second grinding assembly (8) have the same structure; The second grinding assembly (8) comprises a second grinding head (32), a second grinding head mounting seat (31) and a second grinding end pulley (30); the second grinding head mounting seat (31) is arranged on the mounting panel (9); the second grinding end pulley (30) is mounted on the upper end of the second grinding head mounting seat (31); the second grinding head (32) is mounted on the lower end of the second grinding head mounting seat (31); and the second grinding head (31) is located on the outer side of the bottom surface of the mounting panel (9).

8. A grinding device according to claim 1, characterized in that: The support plate comprises a first support plate (33) and a second support plate (34), and the first support plate (33) and the second support plate (34) are respectively arranged on opposite sides of the operation panel (38).

9. A control method for a grinding device, characterized in that: The method is carried out using the device according to claim 3, comprising the following steps: The workpiece is fixed on the electric turntable (36), and the material is fixed on the material mounting plate (35); Then, the cylinder (39) is started, and the electric turntable (36) is moved on the guide rail (37) by adjusting the extension and contraction of the cylinder (39) until the workpiece reaches the grinding position; The electric turntable (36) is controlled to rotate, thereby driving the material mounting plate (35) to rotate. At this time, the grinding component grinds the curved surface of the workpiece through the material. After the grinding is completed, the grinding waste is discharged through the waste discharge port (2).

10. A control method for a grinding device according to claim 9, characterized in that: The grinding component comprises a first grinding component (6) and a second grinding component (8). When the grinding component adopts the first grinding component (6) or the second grinding component (8), the grinding component performs single-side grinding on the workpiece through the material; When the grinding component adopts the first grinding component (6) and the second grinding component (8), the grinding component grinds the double sides of the workpiece through the material.

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