Inner ring grinding device for needle bearing production and machining

Abstract

The utility model discloses an inner ring polishing device for producing and processing a needle bearing, which comprises a rack, a clamping component is arranged at the top of the rack, a dust suction port is arranged at the top of the rack corresponding to the clamping component, the dust suction port is connected with a dust collection box through a pipeline, the dust collection box is connected with a fan through a pipeline, and the fan is connected with a motor through a pipeline. A door frame is fixedly connected to the top of the rack, an air cylinder is installed on the door frame, a piston rod of the air cylinder is connected with an installation frame, a driving motor is installed on the installation frame, the output end of the driving motor is connected with a center shaft, a fixing block is fixedly connected to the bottom of the center shaft, and a positioning groove is formed in the fixing block. An adjusting rod is arranged in the positioning groove, one end of the adjusting rod is fixedly connected with a polishing block, a fixing bolt is arranged on one side of the fixing block, a transparent cover forms a closed environment, dust generated by polishing is cleaned by extracting air in the closed space, and the situation that the dust floats everywhere can be effectively avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of needle roller bearing production, in particular to an inner ring grinding device for needle roller bearing production and processing. Background Art

[0002] The inner ring of needle roller bearings needs to be processed during the production process, because some inner rings of bearings often have burrs, so these inner rings of bearings with burrs need to be polished.

[0003] Chinese patent application number 202221304811.7 discloses an inner ring grinding device for needle roller bearing production and processing. By improving and optimizing the structure of the grinding equipment, the bearing inner ring grinding device can grind multiple bearing inner rings at the same time, conveniently and quickly grind the edges of the bearing inner rings, and effectively remove the burrs on the edges of the bearing inner rings. However, the inner ring grinding device for needle roller bearing production and processing has the following shortcomings: it fails to clean the dust generated by grinding in a timely, effective and fast manner, affecting the working environment.

[0004] Currently, no effective solution has been proposed for the problems in the related technologies. Utility Model Content

[0005] In view of the problems in the related technology, the utility model proposes an inner ring grinding device for needle roller bearing production and processing to overcome the above technical problems existing in the existing related technology.

[0006] To this end, the specific technical solutions adopted by the utility model are as follows:

[0007] The inner ring grinding device for needle roller bearing production and processing comprises a frame, the top of the frame is provided with a clamping assembly, the top of the frame is provided with a dust suction port, the dust suction port is connected with a dust collecting box through a pipeline, the dust collecting box is connected with a fan through a pipeline, the top of the frame is fixedly connected with a door frame, the door frame is installed with a cylinder, the piston rod of the cylinder is connected with a mounting frame, the mounting frame is installed with a driving motor, the output end of the driving motor is connected with a central axis, the bottom of the central axis is fixedly connected with a fixing block, the fixing block is provided with a positioning groove, the positioning groove is provided with an adjusting rod, one end of the adjusting rod is fixedly connected with a grinding block, one side of the fixing block is provided with a fixing bolt, the end of the fixing bolt is against the adjusting rod, the bottom of the mounting frame is connected with evenly distributed spring telescopic rods, the bottom of the spring telescopic rods is connected with a transparent cover, and the central axis passes through the transparent cover.

[0008] Preferably, a storage plate is provided on the inner side of the frame, and the dust box and the fan are both arranged on the storage plate.

[0009] Preferably, the clamping assembly is composed of two correspondingly arranged clamping members and an electric telescopic rod, the side of the clamping member away from each other is connected to the electric telescopic rod, the electric telescopic rod is arranged on the frame, and the inner wall of the clamping member is provided with an anti-slip pad.

[0010] Preferably, notches are provided at positions on both sides of the transparent cover corresponding to the electric telescopic rod.

[0011] Preferably, a filter is installed on the inner side of the dust box near the fan.

[0012] Preferably, the spring telescopic rod is composed of a fixed tube, a movable plate, a pressure spring and a movable rod. The movable plate is arranged in the fixed tube, the top and bottom of the movable plate are respectively connected to the pressure spring and the movable rod, and the bottom end of the movable rod passes through the fixed tube.

[0013] The beneficial effects of the utility model are as follows: 1. The utility model has a simple structure and a reasonable design. A transparent cover is provided to form a closed environment. The dust generated by grinding is cleaned by extracting air from the closed space, which can effectively prevent the dust from floating everywhere;

[0014] 2. Structures such as a fixing block, an adjusting rod, a grinding block, and a fixing bolt are provided to adjust the position of the grinding block so as to grind bearings with different inner diameters, which is beneficial to the use of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 It is a schematic diagram of the overall structure of an inner ring grinding device for needle roller bearing production and processing according to an embodiment of the utility model;

[0017] Figure 2 It is a cross-sectional view of a transparent cover of an inner ring grinding device for needle roller bearing production and processing according to an embodiment of the utility model;

[0018] Figure 3 It is a cross-sectional view of a frame of an inner ring grinding device for needle roller bearing production and processing according to an embodiment of the utility model;

[0019] Figure 4 It is a cross-sectional view of a fixed block of an inner ring grinding device for needle roller bearing production and processing according to an embodiment of the utility model;

[0020] Figure 5It is a structural diagram of a spring telescopic rod of an inner ring grinding device for needle roller bearing production and processing according to an embodiment of the utility model;

[0021] Figure 6 It is a cross-sectional view of a dust collecting box of an inner ring grinding device for needle roller bearing production and processing according to an embodiment of the utility model.

[0022] In the figure:

[0023] 1. Frame; 2. Clamping assembly; 3. Dust suction port; 4. Dust collection box; 5. Fan; 6. Door frame; 7. Cylinder; 8. Mounting frame; 9. Drive motor; 10. Center axis; 11. Fixed block; 12. Positioning slot; 13. Adjustment rod; 14. Grinding block; 15. Fixing bolt; 16. Spring telescopic rod; 17. Transparent cover; 18. Storage board; 19. Clamping piece; 20. Electric telescopic rod; 21. Slot; 22. Filter; 23. Fixed cylinder; 24. Movable plate; 25. Pressure spring; 26. Movable rod. DETAILED DESCRIPTION

[0024] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0025] According to an embodiment of the utility model, an inner ring grinding device for needle roller bearing production and processing is provided.

[0026] Embodiment 1

[0027] like Figure 1-6As shown, according to an embodiment of the utility model, an inner ring grinding device for needle roller bearing production and processing includes a frame 1, a clamping assembly 2 is provided on the top of the frame 1, a dust suction port 3 is installed at a position corresponding to the clamping assembly 2 on the top of the frame 1, the dust suction port 3 is connected to a dust collecting box 4 through a pipeline, the dust collecting box 4 is connected to a fan 5 through a pipeline, a door frame 6 is fixedly connected to the top of the frame 1, a cylinder 7 is installed on the door frame 6, a piston rod of the cylinder 7 is connected to a mounting frame 8, a driving motor 9 is installed on the mounting frame 8, the output end of the driving motor 9 is connected to a central shaft 10, a fixing block 11 is fixedly connected to the bottom of the central shaft 10, and a positioning groove 1 is provided on the fixing block 11 2. An adjusting rod 13 is provided in the positioning groove 12, one end of the adjusting rod 13 is fixedly connected with a grinding block 14, a fixing bolt 15 is provided on one side of the fixing block 11, the end of the fixing bolt 15 is against the adjusting rod 13, the bottom of the mounting frame 8 is connected with evenly distributed spring telescopic rods 16, the bottom of the spring telescopic rods 16 is connected with a transparent cover 17, the central axis 10 passes through the transparent cover 17, and the transparent cover 17 constitutes a closed environment. The dust generated by grinding is cleaned by extracting the air in the closed space, which can effectively prevent the dust from floating everywhere, and the position of the grinding block 14 is adjusted to grind bearings with different inner diameters, which is conducive to the use of the device.

[0028] Embodiment 2

[0029] like Figure 1-6 As shown, according to an embodiment of the utility model, an inner ring grinding device for needle roller bearing production and processing includes a frame 1, a clamping assembly 2 is provided on the top of the frame 1, a dust suction port 3 is installed at a position corresponding to the clamping assembly 2 on the top of the frame 1, the dust suction port 3 is connected to a dust collecting box 4 through a pipeline, the dust collecting box 4 is connected to a fan 5 through a pipeline, a door frame 6 is fixedly connected to the top of the frame 1, a cylinder 7 is installed on the door frame 6, a piston rod of the cylinder 7 is connected to a mounting frame 8, a driving motor 9 is installed on the mounting frame 8, an output end of the driving motor 9 is connected to a central shaft 10, a fixing block 11 is fixedly connected to the bottom of the central shaft 10, a positioning groove 12 is provided on the fixing block 11, an adjusting rod 13 is provided in the positioning groove 12, and a grinding block 14 is fixedly connected to one end of the adjusting rod 13. A fixing bolt 15 is provided on one side of the fixing block 11, and the end of the fixing bolt 15 is against the adjusting rod 13. The bottom of the mounting frame 8 is connected to evenly distributed spring telescopic rods 16, and the bottom of the spring telescopic rod 16 is connected to a transparent cover 17. The central axis 10 passes through the transparent cover 17. A storage plate 18 is provided on the inner side of the frame 1. The dust box 4 and the fan 5 are both arranged on the storage plate 18. The clamping assembly 2 is composed of two correspondingly arranged clamping members 19 and an electric telescopic rod 20. The side of the clamping member 19 away from the electric telescopic rod 20 is connected, and the electric telescopic rod 20 is arranged on the frame 1. The inner wall of the clamping member 19 is provided with an anti-slip pad, and slots 21 are provided on both sides of the transparent cover 17 corresponding to the electric telescopic rod 20. A filter screen 22 is installed on the inner side of the dust box 4 near the fan 5.

[0030] Embodiment 3

[0031] like Figure 1-6 As shown, according to an embodiment of the utility model, an inner ring grinding device for needle roller bearing production and processing includes a frame 1, a clamping assembly 2 is provided on the top of the frame 1, a dust suction port 3 is installed at a position corresponding to the clamping assembly 2 on the top of the frame 1, the dust suction port 3 is connected to a dust collecting box 4 through a pipeline, the dust collecting box 4 is connected to a fan 5 through a pipeline, a door frame 6 is fixedly connected to the top of the frame 1, a cylinder 7 is installed on the door frame 6, a piston rod of the cylinder 7 is connected to a mounting frame 8, a driving motor 9 is installed on the mounting frame 8, an output end of the driving motor 9 is connected to a central shaft 10, a fixing block 11 is fixedly connected to the bottom of the central shaft 10, and a positioning groove 12 is provided on the fixing block 11 An adjusting rod 13 is provided in the positioning groove 12, one end of the adjusting rod 13 is fixedly connected to a grinding block 14, a fixing bolt 15 is provided on one side of the fixing block 11, the end of the fixing bolt 15 is against the adjusting rod 13, and the bottom of the mounting frame 8 is connected to a uniformly distributed spring telescopic rod 16, the bottom of the spring telescopic rod 16 is connected to a transparent cover 17, the central axis 10 passes through the transparent cover 17, the spring telescopic rod 16 is composed of a fixed cylinder 23, a movable plate 24, a pressure spring 25, and a movable rod 26. The movable plate 24 is arranged in the fixed cylinder 23, the top and bottom of the movable plate 24 are respectively connected to the pressure spring 25 and the movable rod 26, and the bottom end of the movable rod 26 passes through the fixed cylinder 23.

[0032] In summary, with the help of the above-mentioned technical solution of the utility model, when this device is in use, the bearing is placed between the two clamping members 19, the electric telescopic rod 16 is started, the two clamping members 19 are close to each other to clamp and fix the bearing, the cylinder 7 is extended, the transparent cover 17 covers the outside of the bearing, and the grinding block 14 is on the inside of the bearing. The drive motor 9 is started to grind the inner ring of the bearing, and the fan 5 is started to suck the dust generated by grinding into the dust box 4.

[0033] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An inner ring grinding device for needle roller bearing production and processing, comprising a frame (1), characterized in that: The top of the frame (1) is provided with a clamping assembly (2); a dust suction port (3) is installed at a position on the top of the frame (1) corresponding to the clamping assembly (2); the dust suction port (3) is connected to a dust collecting box (4) through a pipeline; the dust collecting box (4) is connected to a fan (5) through a pipeline; a door frame (6) is fixedly connected to the top of the frame (1); a cylinder (7) is installed on the door frame (6); a piston rod of the cylinder (7) is connected to a mounting frame (8); a driving motor (9) is installed on the mounting frame (8); an output end of the driving motor (9) is connected to a central shaft (10); A fixing block (11) is fixedly connected to the bottom of the spindle (10), a positioning groove (12) is provided on the fixing block (11), an adjusting rod (13) is provided in the positioning groove (12), one end of the adjusting rod (13) is fixedly connected to a grinding block (14), a fixing bolt (15) is provided on one side of the fixing block (11), the end of the fixing bolt (15) abuts against the adjusting rod (13), the bottom of the mounting frame (8) is connected to uniformly distributed spring telescopic rods (16), the bottom of the spring telescopic rods (16) is connected to a transparent cover (17), and the central axis (10) passes through the transparent cover (17).

2. The inner ring grinding device for needle roller bearing production and processing according to claim 1 is characterized in that: A storage plate (18) is provided on the inner side of the frame (1), and the dust box (4) and the fan (5) are both arranged on the storage plate (18).

3. The inner ring grinding device for needle roller bearing production and processing according to claim 2 is characterized in that: The clamping assembly (2) is composed of two correspondingly arranged clamping members (19) and an electric telescopic rod (20); the side of the clamping member (19) that is away from each other is connected to the electric telescopic rod (20); the electric telescopic rod (20) is arranged on the frame (1); and an anti-slip pad is provided on the inner wall of the clamping member (19).

4. The inner ring grinding device for needle roller bearing production and processing according to claim 3 is characterized in that: Notches (21) are provided at positions on both sides of the transparent cover (17) corresponding to the electric telescopic rod (20).

5. The inner ring grinding device for needle roller bearing production and processing according to claim 4 is characterized in that: A filter screen (22) is installed on the inner side of the dust collecting box (4) near the fan (5).

6. The inner ring grinding device for needle roller bearing production and processing according to claim 5, characterized in that: The spring telescopic rod (16) is composed of a fixed tube (23), a movable plate (24), a pressure spring (25), and a movable rod (26). The movable plate (24) is arranged in the fixed tube (23). The top and bottom of the movable plate (24) are respectively connected to a pressure spring (25) and a movable rod (26). The bottom end of the movable rod (26) passes through the fixed tube (23).

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