CN212095727U - Bearing ring grinding device - Google Patents

Abstract

The utility model provides a bearing ring grinding and grinding device, which relates to the technical field of bearing processing. The output end of the rotary table is connected with the bottom of the turntable. The top surface of the turntable is provided with a groove, and a clamping disk is clamped in the groove. Two symmetrical clamping blocks slide on the top surface of the clamping disk. The clamping blocks are in sliding contact with the inner wall of the bearing ring. A hydraulic push rod is arranged above the turntable, a grinding head is connected to the bottom end of the hydraulic push rod, a mounting table is arranged under the grinding table, and the clamping plate is slidably connected with the mounting table. Place the clamping plate on the installation table, the rotating rod can make the clamping block and the inner wall of the bearing ring slide and squeeze, and the bearing ring can be fixed on the clamping plate under tension; there is a clamping plate slidably connected in the turntable, and the clamping plate can be clamped. Connected in the turntable, the connection and disassembly between the clamping disc and the turntable are convenient, and the grinding efficiency is improved.

Description

Bearing ring grinding device

technical field

The utility model relates to the technical field of bearing processing, in particular to a bearing ring grinding and grinding device.

Background technique

Bearing is an important part of contemporary mechanical equipment. Its main function is to support the mechanical rotating body, reduce the friction coefficient during its movement, and ensure its rotation accuracy.

Patent No. CN201920133166.9 discloses a bearing outer ring grinding fixture, including a base, and one end of the first support plate away from the base is provided with a connecting rod penetrating the first support plate, the connecting rod is far from the first support One end of the plate is provided with an extrusion block, the outer side of the connecting rod is evenly provided with a plurality of groups of clamping blocks, and the output end of the cylinder is connected with a piston. The utility model uses the piston of the cylinder to pull the connecting rod, so that the extruding block at one end of the connecting rod moves, and the extruding block moves into the clamping block to extrude the clamping block, so as to obtain the outward expansion force to fix the bearing and improve the precision of the product and product quality.

However, before grinding each bearing ring, it is necessary to adjust the fixture to fix the bearing ring. Adjusting the fixture makes the preparation process before grinding the bearing ring longer, and the overall grinding efficiency is low. Therefore, it is necessary to provide a bearing ring grinding with high grinding efficiency. device.

Utility model content

The purpose of this utility model is to provide a bearing ring grinding and grinding device to solve the above technical problems.

In order to solve the above technical problems, the present invention adopts the following technical solutions: a bearing ring grinding and grinding device includes a work frame, a grinding table is arranged in the middle of the work frame, a turntable is rotatably connected above the grinding table, and the grinding table The bottom is provided with a servo motor A, the output end of the servo motor A is connected to the bottom of the turntable, a groove is formed on the top surface of the turntable, and a clamping disc is clamped in the groove, and the top surface of the clamping disc slides There are two symmetrical clamping blocks. The clamping blocks are in sliding contact with the inner wall of the bearing ring. A hydraulic push rod is arranged above the turntable. The bottom end of the hydraulic push rod is connected with a grinding head. The clamping plate is slidably connected with the mounting table.

Preferably, a through groove is formed inside the turntable, the through groove is located below the groove, two relatively symmetrical sliding rods slide in the through groove, and a spring is connected between the two sliding rods, and the One end of the sliding rod protruding from the chute is connected with a pull plate, the pull plate is in sliding contact with the outer wall of the turntable, and a horizontal card plate is connected above the pull plate, and the card plate passes through the side wall of the turntable and is inserted into the groove , the bottom of the clamping plate is adapted to the groove, and the two sides of the bottom of the clamping plate are provided with clamping grooves that are adapted to the clamping plate.

Preferably, a chute is provided on the top surface of the clamping disc, and a bidirectional screw is rotated in the chute, and the two clamping blocks are respectively threaded on both sides of the bidirectional screw, and the bidirectional screw is connected to the clamping disc. Rotationally connected and one end of the bidirectional screw protrudes out of the clamping disc.

Preferably, the installation table is provided with an insertion rod, the bottom surface of the clamping plate is provided with a slot that is adapted to the insertion rod, and a servo motor B is arranged on one side of the installation table, and the output of the servo motor B is The end is connected with a transverse rotating rod, and the rotating rod is connected with the two-way screw through gear transmission.

Preferably, one side of the clamping blocks away from each other is set as a friction surface, which can prevent the bearing ring from rotating outside the clamping block. The circle rotates outside the card board.

Preferably, the hydraulic push rod is connected to the top wall of the support frame.

The beneficial effects of the utility model are as follows: the clamping plate is placed on the installation table, the rotation of the rotating rod can make the clamping block and the inner wall of the bearing ring slide and squeeze, and the bearing ring can be fixed on the clamping plate under tension; The clamping plate, the clamping plate can be clamped in the turntable, the connection and disassembly between the clamping disc and the turntable are convenient, and the grinding efficiency is improved.

Description of drawings

Fig. 1 is the structural representation of the bearing ring grinding device of the present utility model;

Fig. 2 is the top view structure diagram of the clamping disc in the utility model;

3 is a cross-sectional structural view of a turntable in the utility model;

Reference numerals: 1. Work frame; 2. Grinding table; 3. Turntable; 4. Servo motor A; 5. Groove; 6. Clamping plate; 7. Block; 8. Hydraulic push rod; ;10, installation table; 11, through slot; 12, slide bar; 13, spring; 14, pull plate; 15, card plate; 16, friction surface; 17, chute; 18, two-way screw; 19, servo motor B ; 20. Rod.

Detailed ways

In order to make it easier to understand the technical means, creative features, goals and effects realized by the present invention, the present invention will be further described below in conjunction with the specific embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention. , not all. Based on the examples in the implementation manner, other examples obtained by those skilled in the art without creative work shall fall within the protection scope of the present invention.

The specific embodiments of the present utility model are described below in conjunction with the accompanying drawings.

As shown in Figures 1-3, the bearing ring grinding device includes a work frame 1, a grinding table 2 is arranged in the middle of the work frame 1, an installation table 10 is arranged below the grinding table 2, and a grinding head 9 is arranged above the grinding table 2. The installation table 10 is fixed on the work frame 1, a servo motor B19 is arranged on one side of the installation table 10, the output end of the servo motor B19 is connected with a horizontal rotating rod 20, the end of the rotating rod 20 is connected with a gear, and the top surface of the installation table 10 A square insertion rod is fixed on the upper surface, the clamping plate 6 is placed on the installation table 10, the bottom of the clamping plate 6 is provided with a square slot that is adapted to the insertion rod, and the top surface of the clamping plate 6 is provided with a chute 17, A bidirectional screw 18 rotates in the chute 17. Both sides of the bidirectional screw 18 are threadedly connected with blocks 7. The bidirectional screw 18 rotates in the clamping disc 6 and one end of the bidirectional screw 18 protrudes out of the clamping disc 6. The end of the 18 extending out of the clamping plate 6 is connected with a gear and meshes with the gear at the end of the rotating rod 20. The rotating rod 20 can drive the bidirectional screw 18 to rotate through the gear. The connection between the clamping disk 6 and the bidirectional screw 18 is relatively smooth, and the bidirectional screw When the 18 rotates, the position of the clamping plate 6 is fixed, so that the clamping block 7 slides in the chute 17. The rotation of the two-way screw 18 in different directions makes the two clamping blocks 7 away from or close to each other, and the side of the clamping blocks 7 away from each other is set as friction The friction surface 16 is set as an arc structure, the bearing ring is sleeved outside the clamping block 7, the clamping block 7 slides to contact the inner wall of the bearing ring, and the bearing ring is fixed on the clamping plate 6 under tension.

A turntable 3 is rotatably connected above the grinding table 2, a servo motor A4 is arranged at the bottom of the grinding table 2, the output end of the servo motor A4 is connected with the bottom of the turntable 3, a groove 5 is provided on the top surface of the turntable 3, and the groove 5 is connected with the clamping disk 6. The bottom is adapted to fit, the turntable 3 is provided with a through groove 11, the through groove 11 is located below the groove 5, two symmetrical sliding rods 12 slide in the through groove 11, and a spring 13 is connected between the two sliding rods 12, One end of the sliding rod 12 protruding from the chute 17 is connected with a pull plate 14 , the pull plate 14 is in sliding contact with the outer wall of the turntable 3 , a card plate 15 is connected above the pull plate 14 , and the card plate 15 is inserted into the groove 5 through the side wall of the turntable 3 Inside, both sides of the bottom of the clamping plate 6 are also provided with card slots that are adapted to the card board 15 . Pull the pull plates 14 on both sides, pull the card plate 15 out of the groove 5, place the clamping plate 6 in the groove 5, and rotate the clamping plate 6 so that the clamping grooves on both sides of the clamping plate 6 and the card plate 15 are located in the groove 5. On the same plane, the sliding rods 12 are close to each other by the elastic force of the spring 13 , so that the card board 15 is inserted into the card slot, and the clamping plate 6 is fixed on the turntable 3 . A hydraulic push rod 8 is connected to the top wall of the work frame 1, and a grinding head 9 is connected to the bottom end of the hydraulic push rod 8. The grinding head 9 is in sliding contact with the outer wall of the bearing ring on the turntable 3. The turntable 3 drives the bearing ring to rotate, and the grinding head 9 is The outer wall of the bearing ring can be ground.

Working principle: Put the clamping plate 6 on the mounting table 10, insert the insert rod on the top surface of the mounting table 10 into the slot at the bottom of the clamping plate 6, put the bearing ring on the card plate 15, start the servo motor B19, make the rotation The gear at the end of the rod 20 rotates and meshes with the gear at the end of the two-way screw 18, driving the two-way screw 18 to rotate, making the two clamping plates 15 away from each other until the friction surface 16 of the clamping plate 15 and the inner wall of the bearing ring slide and squeeze, and the bearing ring Fixed on the clamping plate 6, remove the clamping plate 6, pull the pull plates 14 at both ends of the turntable 3, pull the clamping plate 15 out of the groove 5, put the clamping plate 6 into the groove 5, release the pull After plate 14, the two sliding bars 12 are pulled by the spring 13 to make the clamping plate 15 and the outer wall of the clamping plate 6 close, and the clamping plate 6 is rotated. 15 Inserted into the slot by the pulling force of the spring 13, start the hydraulic push rod 8 to drive the grinding head 9 to grind the outer wall of the bearing ring. During the grinding process, the bearing ring that needs to be ground can be fixed on another clamping plate 6. After the grinding is completed , and pulling the pull plate 14, the clamping disc 6 can be taken out upward, and the next clamping disc 6 can be put into the turntable 3 to continue grinding.

In the present invention, unless otherwise expressly specified and limited, a first feature "on" or "under" a second feature may include the first and second features in direct contact, or may include the first and second features The features are not in direct contact but through additional features between them. Also, the first feature being "above", "over" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is level higher than the second feature. The first feature is "below", "below" and "below" the second feature includes the first feature being directly below and diagonally below the second feature, or simply means that the first feature has a lower level than the second feature.

The basic principles, main features and advantages of the present invention are shown and described above. Those skilled in the art should understand that the present invention is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions are only preferred examples of the present invention and are not intended to limit the present invention. Under the premise of the spirit and scope, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. Race ring skiving device, including work frame (1), its characterized in that: the improved grinding machine is characterized in that a grinding table (2) is arranged in the middle of the working frame (1), the turntable (3) is connected to the top of the grinding table (2) in a rotating mode, a servo motor A (4) is arranged at the bottom of the grinding table (2), the output end of the servo motor A (4) is connected with the bottom of the turntable (3), a groove (5) is formed in the top surface of the turntable (3), a clamping disc (6) is clamped in the groove (5), two symmetrical clamping blocks (7) are arranged on the top surface of the clamping disc (6) in a sliding mode, the clamping blocks (7) are in sliding contact with the inner wall of a bearing ring, a hydraulic push rod (8) is arranged above the turntable (3), a grinding head (9) is connected to the bottom end of the hydraulic push rod (8), a mounting table (10) is arranged below the grinding table (2), and the clamping disc (.

2. A bearing ring sharpening device according to claim 1, wherein: the novel clamping device is characterized in that a through groove (11) is formed in the rotary table (3), the through groove (11) is located below the groove (5), two symmetrical slide rods (12) are arranged in the through groove (11) in a sliding mode, a spring (13) is connected between the two slide rods (12), one ends, extending out of the sliding grooves (17), of the slide rods (12) are connected with pull plates (14), the pull plates (14) are in sliding contact with the outer wall of the rotary table (3), transverse clamping plates (15) are connected to the upper portion of the pull plates (14), the clamping plates (15) penetrate through the side wall of the rotary table (3) and are inserted into the grooves (5), the bottom of the clamping disc (6) is matched with the grooves (5), and clamping grooves matched with the clamping plates (15) are formed in two sides of the bottom.

3. A bearing ring sharpening device according to claim 1, wherein: the clamping disc is characterized in that a sliding groove (17) is formed in the top surface of the clamping disc (6), a bidirectional screw (18) is rotated in the sliding groove (17), the clamping blocks (7) are respectively in threaded connection with the two sides of the bidirectional screw (18), the bidirectional screw (18) is rotatably connected with the clamping disc (6), and one end of the bidirectional screw (18) extends out of the clamping disc (6).

4. A bearing ring sharpening device according to claim 1, wherein: be provided with the inserted bar on mount table (10), the slot with inserted bar looks adaptation is seted up to centre gripping dish (6) bottom surface, mount table (10) one side is provided with servo motor B (19), the output of servo motor B (19) is connected with horizontal bull stick (20), be connected through gear drive between bull stick (20) and two-way screw rod (18).

5. A bearing ring sharpening device according to claim 1, wherein: one side surface of the clamping block (7) which is far away from each other is provided with a friction surface (16), and the friction surface (16) is provided with an arc-shaped structure.

6. A bearing ring sharpening device according to claim 1, wherein: the hydraulic push rod (8) is connected with the top wall of the working frame (1).

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