Automatic grinding equipment for bearing tablets and working method

Abstract

The invention discloses automatic grinding equipment for a bearing pressing piece and a working method, and solves the problems that a traditional grinding machine needs manual auxiliary operation, and the grinding quality is uneven. The technical scheme comprises a base; a mounting panel is arranged on the base, and a polishing device and a control device are arranged on the mounting panel; the grinding device comprises a fixing base, a pressing device and a belt sander. The fixing seat is fixedly arranged on the mounting panel, an abrasive belt supporting plate is arranged at the upper half part of one side of the fixing seat, and abrasive belt supporting wheels are arranged at the two ends of the fixing seat; the pressing device is arranged above the abrasive belt supporting plate, the limiting guide rail is arranged above the abrasive belt supporting plate, and the guide rail fixing plates are fixedly arranged on the upper portions of the two ends of the limiting guide rail and fixed to the fixing base. The two ends of the limiting guide rail are further provided with material distributing devices. A belt sander and an abrasive belt tensioning mechanism are arranged on the other side of the fixed seat; the control device is connected with the belt sander, the pressing device and the material distributing device.

Description

Technical Field

[0001] The present invention belongs to the technical field of bearing processing, and particularly relates to an automatic grinding device and working method for bearing pressing sheets. Background Technique

[0002] The statements in this part only provide background technical information related to the present invention and do not necessarily constitute prior art.

[0003] In the field of mechanical manufacturing, as a key component, the surface quality of the bearing pressing sheet plays a decisive role in the overall performance of the bearing; although some traditional grinding machines in the prior art have improved the grinding efficiency to a certain extent, there are still many deficiencies; the main problems among them are the relatively low degree of automation. In the processes of feeding, distributing, and pressing the materials, manual assistance is often required, which not only consumes manpower but also easily leads to operation errors; in addition, during the grinding process of the traditional grinding machine, it is difficult to control parameters such as the rotation speed of the abrasive belt, the grinding time, and the pressing force on the material, resulting in uneven grinding quality and unable to meet the production requirements of modern high-precision products; and there are also defects in the tensioning and adjustment of the abrasive belt of the traditional grinding machine. The abrasive belt is prone to deviation, affecting the grinding effect, and the frequent adjustment work increases the downtime of the equipment and reduces the production efficiency. Summary of the Invention

[0004] Aiming at the above problems, the present invention provides an automatic grinding device and working method for bearing pressing sheets, which solve the problem that manual assistance is required in the processes of feeding, distributing, and pressing the materials by the traditional grinding machine, solve the problem that it is difficult to control the grinding parameters of the traditional grinding machine, resulting in uneven grinding quality, and solve the problem of deviation of the abrasive belt during the tensioning process.

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

[0006] In the first aspect, the present invention provides an automatic grinding device for bearing pressing sheets, including: a base, a grinding device, and a control device;

[0007] An installation panel is arranged above the base, the grinding device and the control device are arranged on the installation panel, and a distribution box is also arranged in the base;

[0008] The grinding device includes a fixed seat, a pressing device, a belt sander and a belt support plate; the fixed seat is fixedly arranged on the installation panel, the belt support plate is horizontally arranged at the upper half of one side of the fixed seat, and two belt support wheels are arranged at both ends of the belt support plate; the pressing device is arranged above the belt support plate and fixedly installed on the fixed seat, a limiting guide rail is arranged above the belt support plate, guide rail fixing plates are fixedly arranged at the upper parts of both ends of the limiting guide rail, and the guide rail fixing plates are fixedly connected to the fixed seat; a material distributing device is also arranged at both ends of the limiting guide rail for making materials enter the limiting guide rail in batches for grinding; a belt sander and a belt tensioning mechanism are arranged on the other side of the fixed seat for driving and tensioning the belt.

[0009] The control device is respectively connected to the belt sander, the pressing device and the material distributing device for controlling the belt rotation speed and the pressing of the materials.

[0010] Furthermore, a feeding channel is arranged at one end of the limiting guide rail, and a discharging chute is arranged at the other end; a material blocking device is also arranged in the feeding channel, the material blocking device is fixedly arranged on the fixed seat through a material blocking support, the material blocking device is composed of an air pump and a telescopic cylinder, and the material blocking device is also connected to the control device.

[0011] Furthermore, the material distributing device is composed of a first material distributing cylinder and a second material distributing cylinder, the first material distributing cylinder is arranged at the material inlet end of the limiting guide rail for controlling the materials from the feeding channel to enter the limiting guide rail in batches; the second material distributing cylinder is arranged at the material outlet end of the limiting guide rail for ensuring that the materials to be ground do not move during the operation of the belt sander.

[0012] Rectangular stoppers are arranged at the ends of the expansion rods of the first material distributing cylinder and the second material distributing cylinder.

[0013] Furthermore, the pressing device is composed of a workpiece pressing cylinder and a pressing buffer device, the workpiece pressing cylinder is installed on the fixed seat through a pressing cylinder support, and the end of the expansion rod of the workpiece pressing cylinder is connected to the pressing buffer device.

[0014] Furthermore, the pressing buffer device includes a loading plate, a damper mounting plate and a plurality of dampers; the loading plate is connected to the end of the expansion rod of the workpiece pressing cylinder, four support rods are fixedly arranged between the loading plate and the damper mounting plate, the plurality of dampers are installed on the damper mounting plate, and a circular pressing plate is arranged at the lower end of the damper.

[0015] Furthermore, the abrasive belt tensioning mechanism includes a pneumatic strut and a tensioning rod. One end of the pneumatic strut is hinged to the fixed seat, and the other end is hinged to one end of the tensioning rod. The other end of the tensioning rod is also hinged to the fixed seat. A handle is further provided at the end of the tensioning rod where it is hinged to the pneumatic strut.

[0016] The tensioning rod is a rectangular plate. A tensioning wheel is provided on one side of the middle part of the tensioning rod close to the fixed seat. The tensioning wheel is connected to the tensioning rod in a hinged manner. An adjustment block is provided on the rotating shaft at the core of the tensioning wheel. Two tensioning wheel limit plates are oppositely arranged on the tensioning rod. The adjustment block is hinged to the two tensioning wheel limit plates by a pin shaft. A fine adjustment screw is further provided on the tensioning rod. The fine adjustment screw is threadedly connected to the tensioning rod. One end of the fine adjustment screw is connected to the adjustment block, and the fine adjustment screw and the adjustment block can rotate relative to each other.

[0017] Furthermore, the abrasive belt is an endless abrasive belt that bypasses the abrasive belt support wheels at both ends of the abrasive belt support plate, the pulley of the abrasive belt machine, and the tensioning wheel respectively, and the abrasive belt machine drives the abrasive belt to rotate.

[0018] Furthermore, a linear vibrator is provided below the feed channel for supplying materials to the grinding device. The linear vibrator is fixedly connected to the mounting panel through a linear vibrator bracket below it.

[0019] Furthermore, steering wheels with a locking function are provided below the base. The control device above the base is a touch screen operation terminal.

[0020] In a second aspect, the present invention also provides a working method for an automatic bearing pressing sheet grinding device, including the following steps:

[0021] S1. Place the bearing pressing sheet to be ground on the feed channel, and turn on the linear vibrator. Its vibration enables the materials to enter the feed channel in an orderly manner.

[0022] S2. Under the control of the control device, the material blocking device is opened, and the materials enter the feed channel. When it is necessary for the materials to enter the limit guide rail, the first material distribution cylinder opens the feed end of the limit guide rail, and the material blocking device is closed. The materials between the first material distribution cylinder and the material blocking device enter the feed channel. After the materials enter the feed channel, the first material distribution cylinder closes the feed end of the limit guide rail, and the material blocking device is opened. The material blocking device and the first material distribution cylinder act intermittently, allowing a certain number of materials to enter the limit guide rail in batches each time.

[0023] S3. After the materials enter the limit guide rail, the second material distribution cylinder acts to block the forward movement of the materials. The pressing device is started, and the circular pressing plate at the lower end of the damper gradually presses the materials to ensure that the materials do not move during the operation of the abrasive belt.

[0024] S4. The abrasive belt machine starts, and grinds the material pressed in the limit guide rail; controls the abrasive belt speed and grinding time according to the parameters of the input control device;

[0025] S5. After grinding is completed, the second material distribution cylinder retracts, and the ground material moves along the limit guide rail to the discharge chute for discharging; repeat the grinding process of S2 - S5.

[0026] Compared with the prior art, the advantages and positive effects of the present invention are:

[0027] Through the coordinated work of the control device with the material distribution device and the pressing device in the grinding device, the present invention realizes automatic operation in the aspects of feeding, material distribution, and pressing of the material; the material blocking device and the material distribution device act intermittently, automatically controlling the material to enter the limit guide rail in batches, enabling the material to enter orderly, and automatically pressing the material during the grinding process, reducing manual auxiliary operations, reducing labor costs, avoiding mistakes caused by manual operations, and improving the stability and reliability of production; the control device can accurately control the abrasive belt speed and grinding time according to the input parameters, meet the requirements of different products for the grinding process, effectively solve the problem of uneven grinding quality of traditional grinding machines, and meet the production requirements of modern high-precision products.

[0028] In the pressing buffer device of the pressing device of the present invention, the constant force of the workpiece pressing cylinder is buffered by the damper, which can ensure a stable and appropriate pressing force on the material during the grinding process, ensuring the consistency of workpiece grinding; the design of the air support rod and the tensioning rod in the abrasive belt tensioning mechanism enables convenient tensioning operation of the abrasive belt. At the same time, by rotating the fine adjustment stud, the axial direction of the rotating shaft of the tensioning wheel can be changed, thereby ensuring that the rotation axes of the abrasive belt support wheels at both ends of the abrasive belt support plate, the pulley of the abrasive belt machine, and the tensioning wheel are parallel, effectively correcting the deviation of the abrasive belt caused by adjusting the tensioning device, reducing the influence of abrasive belt deviation on the grinding effect, and eliminating the need for frequent shutdown adjustments, improving production efficiency; steering wheels with locking functions are provided under the base, facilitating the movement and positioning of the equipment in the workshop. The control device adopts a touch screen operation terminal, with an intuitive operation interface, facilitating parameter setting and equipment control by the staff, reducing the technical threshold of the operator, and improving the convenience of operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] The specification drawings forming a part of the present invention are used to provide a further understanding of the present invention. The schematic embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation to the present invention.

[0030] Figure 1 It is the overall structure diagram of the automatic grinding equipment of the present invention;

[0031] Figure 2Structural diagram of the grinding device and the feeding and discharging of the present invention;

[0032] Figure 3 Structural diagram of the limit guide rail and abrasive belt installation of the grinding device of the present invention;

[0033] Figure 4 Structural diagram of the installation of the tensioning device and the fixed seat of the present invention;

[0034] Figure 5 Structural diagram of the tensioning device of the present invention;

[0035] Figure 6 Structural diagram of the pressing device of the present invention.

[0036] In the figure: 1. Base; 2. Grinding device; 3. Control device; 4. Installation panel; 5. Distribution box; 6. Steering wheel; 7. Feeding channel; 8. Material blocking device; 9. Fixed seat; 10. Linear vibrator; 11. Discharge chute; 12. First material distribution cylinder; 13. Second material distribution cylinder; 14. Limit guide rail; 15. Guide rail fixing plate; 16. Abrasive belt supporting wheel; 17. Belt pulley; 18. Abrasive belt; 19. Abrasive belt supporting plate; 20. Tensioning wheel; 21. Rectangular block; 22. Tensioning rod; 23. Handle; 24. Fine adjustment stud; 25. Abrasive belt machine; 26. Gas strut; 27. Adjusting block; 28. Tensioning wheel limit plate; 29. Loading plate; 30. Support rod; 31. Damper mounting plate; 32. Damper; 33. Circular pressing plate; 34. Workpiece pressing cylinder. Detailed implementation manners

[0037] It should be noted that the following detailed description is exemplary and is intended to provide further illustration of the present invention. Unless otherwise specified, all technical and scientific terms used in the present invention have the same meaning as commonly understood by those of ordinary skill in the technical field to which the present invention belongs.

[0038] It should be noted that the terms used herein are only for describing the specific implementation manners and are not intended to limit the exemplary embodiments of the present invention. As used herein, unless the present invention otherwise clearly indicates, the singular forms are also intended to include the plural forms. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, they indicate the presence of features, steps, operations, devices, components, and / or their combinations;

[0039] Embodiment 1

[0040] An automatic grinding device for bearing pressing sheets disclosed in this embodiment, as Figure 1 shown, includes: a base 1, a grinding device 2, and a control device 3;

[0041] Above the base 1, there is an installation panel 4. The grinding device 2 and the control device 3 are arranged on the installation panel 4, and a distribution box 5 is also arranged in the base 1;

[0042] As Figures 2 - 4 shown, the grinding device 2 includes a fixed seat 9, a pressing device, a belt sander 25 and a belt support plate 19; the fixed seat 9 is fixedly arranged on the installation panel 4, the belt support plate 19 is horizontally arranged in the upper half of one side of the fixed seat 9, and two belt support wheels 16 are arranged at both ends of the belt support plate 19; the pressing device is arranged above the belt support plate 19 and fixedly installed on the fixed seat 9. A limiting guide rail 14 is arranged above the belt support plate 19, and guide rail fixing plates 15 are fixedly arranged at the upper parts of both ends of the limiting guide rail 14, and the guide rail fixing plates 15 are fixedly connected with the fixed seat 9; a material distributing device is also arranged at both ends of the limiting guide rail 14 for making materials enter the limiting guide rail 14 in batches for grinding; a belt sander 25 and a belt 18 tensioning mechanism are arranged on the other side of the fixed seat 9 for driving and tensioning the belt 18;

[0043] The control device 3 is respectively connected with the belt sander 25, the pressing device and the material distributing device for controlling the rotation speed of the belt 18 and the pressing of the material.

[0044] As Figure 2 shown, a feeding channel 7 is arranged at one end of the limiting guide rail 14, and a blanking chute 11 is arranged at the other end; a material blocking device 8 is also arranged in the feeding channel 7, and the material blocking device 8 is fixedly arranged on the fixed seat 9 through a material blocking bracket. The material blocking device 8 is composed of an air pump and a telescopic cylinder, and the material blocking device 8 is also connected with the control device 3.

[0045] As Figure 3 shown, the material distributing device is composed of a first material distributing cylinder 12 and a second material distributing cylinder 13. The first material distributing cylinder 12 is arranged at the material inlet end of the limiting guide rail 14 for controlling the materials from the feeding channel 7 to enter the limiting guide rail 14 in batches; the second material distributing cylinder 13 is arranged at the material outlet end of the limiting guide rail 14 for ensuring that the materials to be ground do not move when the belt 18 is working;

[0046] Rectangular stoppers 21 are arranged at the ends of the expansion rods of the first material distributing cylinder 12 and the second material distributing cylinder 13.

[0047] The pressing device is composed of a workpiece pressing cylinder 34 and a pressing buffer device. The workpiece pressing cylinder 34 is installed on the fixed seat 9 through a pressing cylinder bracket, and the end of the expansion rod of the workpiece pressing cylinder 34 is connected with the pressing buffer device.

[0048] As Figure 6 shown, the pressing and buffering device includes a loading plate 29, a damper mounting plate 31 and a plurality of dampers 32; the loading plate 29 is connected to the end of the telescopic rod of the workpiece pressing cylinder 34, and four support rods 30 are fixedly arranged between the loading plate 29 and the damper mounting plate 31. The plurality of dampers 32 are mounted on the damper mounting plate 31, and a circular pressing plate 33 is arranged at the lower end of the damper 32. The damper 32 is used to buffer the constant force of the workpiece pressing cylinder 34 to ensure the consistency of workpiece grinding.

[0049] As Figure 5 shown, the sand belt 18 tensioning mechanism includes a gas strut 26 and a tensioning rod 22. One end of the gas strut 26 is hinged to the fixed seat 9, and the other end is hinged to one end of the tensioning rod 22. The other end of the tensioning rod 22 is also hinged to the fixed seat 9; a handle 23 is further arranged at the end of the tensioning rod 22 hinged to the gas strut 26.

[0050] The tensioning rod 22 is a rectangular plate. A tensioning wheel is arranged on one side of the middle of the tensioning rod 22 close to the fixed seat 9. The tensioning wheel is connected to the tensioning rod 22 in a hinged manner. An adjustment block 27 is arranged on the rotating shaft at the core of the tensioning wheel. Two tensioning wheel limit plates 28 are arranged oppositely on the tensioning rod 22. The adjustment block 27 and the two tensioning wheel limit plates 28 are hinged by a pin shaft. A fine adjustment stud 24 is further arranged on the tensioning rod 22. The fine adjustment stud 24 is threadedly connected to the tensioning rod 22. One end of the fine adjustment stud 24 is connected to the adjustment block 27, and the fine adjustment stud 24 and the adjustment block 27 can rotate relative to each other. By rotating the fine adjustment stud 24, the axial direction of the rotating shaft of the tensioning wheel 20 changes, so as to ensure that the rotation axes of the sand belt support wheels 16 at both ends of the sand belt support plate 19, the belt pulley 17 of the sand belt machine 25 and the tensioning wheel 20 are parallel, and correct the deviation problem of the sand belt 18 caused by adjusting the tensioning device.

[0051] The sand belt 18 is an annular sand belt 18, which respectively bypasses the sand belt support wheels 16 at both ends of the sand belt support plate 19, the belt pulley 17 of the sand belt machine 25 and the tensioning wheel 20, and the sand belt 18 is driven to rotate by the sand belt machine 25.

[0052] A linear vibrator 10 is arranged below the feeding channel 7 for supplying materials to the grinding device 2; the lower part of the linear vibrator 10 is fixedly connected to the mounting panel 4 through a linear vibrator 10 bracket.

[0053] Steering wheels 6 are arranged below the base 1, and the steering wheels 6 have a locking function; the control device 3 above the base 1 is a touch screen operation terminal.

[0054] Example 2

[0055] This embodiment provides a working method for an automatic grinding device for bearing pressing sheets, including the following steps:

[0056] S1. Place the bearing pressing sheet to be ground on the feeding channel 7, and turn on the linear vibrator 10, whose vibration enables the materials to enter the feeding channel 7 orderly;

[0057] S2. Under the control of the control device 3, the material blocking device 8 is opened, and the materials enter the feeding channel 7. When it is necessary for the materials to enter the limit guide rail 14, the first material distribution cylinder 12 opens the feeding end of the limit guide rail 14, and the material blocking device 8 is closed. The materials between the first material distribution cylinder 12 and the material blocking device 8 enter the feeding channel 7; after the materials enter the feeding channel 7, the first material distribution cylinder 12 closes the feeding end of the limit guide rail 14, and the material blocking device 8 is opened. The material blocking device 8 and the first material distribution cylinder 12 act intermittently, allowing a certain number of materials to enter the limit guide rail 14 in batches each time; the material blocking device 8 acts to block the forward movement of the materials, ensuring that there are no materials under the first material distribution cylinder 12 when the first material distribution cylinder 12 closes the feeding end of the limit guide rail 14.

[0058] S3. After the materials enter the limit guide rail 14, the second material distribution cylinder 13 acts to block the forward movement of the materials; the pressing device is started, and the circular pressing plate 33 at the lower end of the damper 32 gradually presses the materials to ensure that the materials do not move when the abrasive belt 18 is working;

[0059] S4. The abrasive belt machine 25 is started to grind the materials pressed in the limit guide rail 14; the rotation speed of the abrasive belt 18 and the grinding time are controlled according to the parameters input to the control device 3.

[0060] S5. After the grinding is completed, the second material distribution cylinder 13 retracts, and the ground materials move along the limit guide rail 14 to the discharging chute 11 and are discharged; repeat the grinding process of S2 - S5.

[0061] Although the specific implementation manners of the present invention are described above in conjunction with the accompanying drawings, it is not a limitation to the protection scope of the present invention. Those skilled in the art should understand that based on the technical solutions of the present invention, various modifications or deformations that can be made by those skilled in the art without creative efforts are still within the protection scope of the present invention.

Claims

1. An automatic grinding device for bearing pressing sheets, characterized in that: include: Base, grinding device, control device; An installation panel is arranged above the base, the polishing device and the control device are arranged on the installation panel, and a distribution box is also arranged in the base; The grinding device comprises a fixed seat, a clamping device, a sanding belt machine and a sanding belt support plate; the fixed seat is fixedly arranged on the mounting panel, the sanding belt support plate is horizontally arranged on the upper half of one side of the fixed seat, and two sanding belt support wheels are arranged at both ends of the sanding belt support plate; the clamping device is arranged above the sanding belt support plate and fixedly installed on the fixed seat, a limiting guide rail is arranged above the sanding belt support plate, and guide rail fixing plates are fixedly arranged on the upper parts of the two ends of the limiting guide rail, and the guide rail fixing plates are fixedly connected to the fixed seat; material dividing devices are also arranged at both ends of the limiting guide rail, for allowing materials to enter the limiting guide rail in batches for grinding; a sanding belt machine and a sanding belt tensioning mechanism are arranged on the other side of the fixed seat, for driving and tensioning the sanding belt; The control device is connected to the sanding belt machine, the pressing device and the material dividing device respectively, and is used to control the rotation speed of the sanding belt and the pressing of the material.

2. The automatic grinding device for bearing pressing sheets according to claim 1, characterized in that: A feed channel is also provided at one end of the limiting guide rail, and a material discharge slide is provided at the other end; a material blocking device is also provided in the feed channel, and the material blocking device is fixed on the fixed seat through a material blocking bracket. The material blocking device is composed of an air pump and a telescopic cylinder, and the material blocking device is also connected to the control device.

3. The automatic grinding device for bearing pressing sheets according to claim 2, characterized in that: The material distribution device is composed of a first material distribution cylinder and a second material distribution cylinder. The first material distribution cylinder is arranged at the material inlet end of the limit guide rail, and is used to control the materials from the feed channel to enter the limit guide rail in batches; the second material distribution cylinder is arranged at the material outlet end of the limit guide rail, and is used to ensure that the material to be polished does not move when the abrasive belt is working; Rectangular blocks are provided at the ends of the telescopic rods of the first material distribution cylinder and the second material distribution cylinder.

4. The automatic grinding device for bearing pressing sheets according to claim 1, characterized in that: The clamping device is composed of a workpiece clamping cylinder and a clamping buffer device. The workpiece clamping cylinder is installed on the fixing seat through a clamping cylinder bracket, and the end of the telescopic rod of the workpiece clamping cylinder is connected to the clamping buffer device.

5. The automatic grinding device for bearing pressing sheets according to claim 4, characterized in that: The clamping buffer device includes a loading plate, a damper mounting plate and a plurality of dampers; the loading plate is connected to the end of the telescopic rod of the workpiece clamping cylinder, four support rods are fixedly arranged between the loading plate and the damper mounting plate, the plurality of dampers are mounted on the damper mounting plate, and a circular clamping plate is arranged at the lower end of the damper.

6. The automatic grinding device for bearing pressing sheets according to claim 1, characterized in that: The belt tensioning mechanism comprises a gas strut and a tensioning rod, one end of the gas strut is hingedly connected to the fixing seat, and the other end is hingedly connected to one end of the tensioning rod, and the other end of the tensioning rod is also hingedly connected to the fixing seat; a handle is also provided at one end of the tensioning rod hinged to the gas strut; The tensioning rod is a rectangular plate, and a tensioning wheel is arranged on one side of the middle part of the tensioning rod close to the fixed seat, and the tensioning wheel is connected to the tensioning rod in a hinged form, and an adjustment block is arranged on the rotating shaft of the tensioning wheel core, and two tensioning wheel limit plates are arranged opposite to each other on the tensioning rod, and the adjustment block and the two tensioning wheel limit plates are hinged through a pin shaft, and a fine-tuning stud is also arranged on the tensioning rod, and the fine-tuning stud is connected to the tensioning rod through a threaded connection, and one end of the fine-tuning stud is connected to the adjustment block, and the fine-tuning stud and the adjustment block can rotate relative to each other.

7. The automatic grinding device for bearing pressing sheets according to claim 6, characterized in that: The sanding belt is an annular sanding belt, which respectively passes around the sanding belt support wheels at both ends of the sanding belt support plate, the belt wheel of the sanding belt machine and the tensioning wheel, and the sanding belt is driven to rotate by the sanding belt machine.

8. The automatic grinding device for bearing pressing sheets according to claim 1, characterized in that: A straight vibrator is arranged below the feed channel for providing materials to the grinding device; the lower part of the straight vibrator is fixedly connected to the mounting panel via a straight vibrator bracket.

9. The automatic grinding device for bearing pressing sheets according to claim 1, characterized in that: A steering wheel is arranged below the base, and the steering wheel has a locking function; the control device above the base is a touch screen operation terminal.

10. A working method of an automatic bearing press plate grinding device as claimed in any one of claims 2 to 9, characterized in that: The following steps are involved: S1. Place the bearing sheet to be polished on the feed channel and turn on the vibrator. The vibration makes the material enter the feed channel in an orderly manner. S2. Under the control of the control device, the material blocking device is turned on, and the material enters the feed channel. When the material needs to enter the limit guide rail, the first material distribution cylinder opens the feed end of the limit guide rail, and the material blocking device is closed, and the material between the first material distribution cylinder and the material blocking device enters the feed channel; after the material enters the feed channel, the first material distribution cylinder closes the feed end of the limit guide rail, and the material blocking device is turned on. The material blocking device and the first material distribution cylinder act intermittently, allowing a certain amount of material to enter the limit guide rail in batches each time; S3. After the material enters the limit guide rail, the second material distribution cylinder is activated to block the material from moving forward; the clamping device is activated, and the circular clamping plate at the lower end of the damper gradually clamps the material to ensure that the material does not move when the abrasive belt is working; S4. The belt sander starts to sand the compressed material in the limit guide rail; the belt speed and sanding time are controlled according to the parameters of the input control device; S5. After grinding is completed, the second material dividing cylinder retracts, and the ground material moves along the limit guide rail to the unloading slide for discharge; the grinding process of S2-S5 is repeated.

Images