CN221347647U

CN221347647U - Bearing assembly line

Info

Publication number: CN221347647U
Application number: CN202420112721.0U
Authority: CN
Inventors: 梁耀松
Original assignee: Foshan Honghui Shengye Environmental Protection Equipment Co ltd
Current assignee: Foshan Honghui Shengye Environmental Protection Equipment Co ltd
Filing date: 2024-01-16
Publication date: 2024-07-16
Anticipated expiration: 2034-01-16

Abstract

The utility model relates to the technical field of bearing assembly, in particular to a bearing assembly line which comprises a workbench, wherein the bottom surface of the workbench is connected with uniformly distributed supporting legs, and a fixing mechanism which can adapt to bearings with various sizes and models is arranged on the workbench; the fixed establishment includes eccentric subassembly, expansion assembly and adjusting part, and eccentric subassembly can apply pressure and drive expansion assembly and remove on the workstation to the bearing inner race, and expansion assembly sets up on eccentric subassembly can enlarge area of contact in order to contact with the bearing inner race of more models, and adjusting part sets up and can fix a position the bearing outer race of multiple model below expansion assembly. The utility model can assemble ball bearings with various sizes and types, and simultaneously, the support column can drive the inner ring of the bearing to freely change relative to the outer ring in two concentric and eccentric states, so that the expansion assembly can also be used for installing other types of bearings.

Description

Bearing assembly line

Technical Field

The utility model relates to the technical field of bearing assembly, in particular to a bearing assembly line.

Background

The bearing is an important basic part of various mechanical equipment, and the precision, performance, service life and reliability of the bearing play a decisive role in the precision, performance, service life and reliability of a host. Its main function is to support the mechanical rotator, reduce the friction coefficient in the course of its movement and ensure its rotation accuracy.

Through retrieving, chinese patent with publication No. CN217800054U discloses a high-precision bearing assembly equipment, which comprises a workbench, the upper surface fixed mounting of workstation has a place the platform, place the bench and be provided with fixed establishment, the upper surface of workstation and be located the both sides of placing the platform and be provided with first mounting bracket, the upper end of first mounting bracket is provided with the second mounting bracket, the cylinder is installed to the upper end of second mounting bracket, the output of cylinder passes the upper end of first mounting bracket and is provided with the mounting box. According to the high-precision bearing assembly equipment, the two limiting plates are arranged in a penetrating mode, the outer ring of the bearing can be clamped and fixed under the action of the first limiting rod, the second limiting rod and the limiting spring, the inner ring of the bearing can be limited and fixed through the inner ring limiting rod, the positions of the inner ring and the outer ring are not deviated when the bearing is assembled, the positions of the inner ring and the outer ring are more accurate, and the bearing assembly effect is achieved.

However, in the above technical scheme, the inner ring of the bearing is fixed and limited only through the inner ring limiting rod, the inner ring limiting rod is replaced by matching the mounting frame at the bottom of the inner ring limiting rod with the mounting groove on the placing table so as to adapt to the bearing sizes of different specifications, but when the ball bearing is assembled, the inner ring of the bearing needs to be placed at an eccentric position and then the ball is locked in the inner ring or the outer ring of the bearing by impacting the inner ring or the outer ring of the bearing through the cylinder piston rod.

Disclosure of utility model

The utility model aims to solve the problems in the background art and provides a bearing assembly line.

The technical scheme of the utility model is as follows: the bearing assembly line comprises a workbench, wherein the bottom surface of the workbench is connected with uniformly distributed supporting legs, and a fixing mechanism which can adapt to bearings with various sizes and models is arranged on the workbench;

The fixed establishment includes eccentric subassembly, expansion assembly and adjusting part, and eccentric subassembly can apply pressure and drive expansion assembly and remove on the workstation to the bearing inner race, and expansion assembly sets up on eccentric subassembly can enlarge area of contact in order to contact with the bearing inner race of more models, and adjusting part sets up and can fix a position the bearing outer race of multiple model below expansion assembly.

Preferably, the eccentric assembly comprises a hydraulic cylinder, a supporting plate and a supporting column, wherein the hydraulic cylinder is connected to the side wall of any side of the workbench, the supporting plate in a guide groove formed in the workbench in a sliding connection manner is connected with a piston rod of the hydraulic cylinder, and the supporting column of the expansion assembly is arranged on the outer circumferential surface of the supporting plate in a connection manner.

Preferably, dovetail grooves are formed in two side walls of the guide groove, and the dovetail grooves are connected with dovetail blocks connected to two sides of the support plate in a sliding mode.

Preferably, the expansion assembly comprises an adjusting handle, a first coaxial bidirectional screw rod, a sliding block, a connecting rod and an arc plate, wherein a through hole is formed in the supporting column, the first coaxial bidirectional screw rod penetrates through the through hole to be rotationally connected with the supporting plate, the top of the first coaxial bidirectional screw rod is connected with the adjusting handle, the sliding blocks which are symmetrically arranged are connected on the first coaxial bidirectional screw rod, the connecting rods are rotationally connected to the two sides of the sliding block, the connecting rods are slidingly connected in sliding grooves which penetrate through the supporting column on the two sides of the through hole, and the connecting rods are rotationally connected with the inner peripheral wall of the arc plate.

Preferably, the adjusting component comprises an adjusting hand wheel, a second coaxial bidirectional screw rod, a guide rod, a connecting block, a clamping block and an error-touch prevention component for preventing the adjusting hand wheel from being touched by error, the second coaxial bidirectional screw rod is rotationally connected in a moving groove formed in the bottom surface of the workbench, one end of the second coaxial bidirectional screw rod penetrates through the moving groove to be connected with the error-touch prevention component, the error-touch prevention component is connected with the adjusting hand wheel, the connecting block is symmetrically arranged on the second coaxial bidirectional screw rod in a threaded connection mode, the connecting block is slidably connected in an adjusting groove formed in the top of the moving groove and penetrates through the workbench, the connecting block is connected with the clamping block, and the guide rod connected in the moving groove is arranged below the second coaxial bidirectional screw rod and is slidably connected with the connecting block.

Preferably, the anti-misoperation component comprises a rotating block, a sliding rod, a fixing groove and a limiting groove, wherein the rotating block is connected to the second coaxial bidirectional screw, the rotating block is provided with circumferentially distributed fixing grooves, the fixing groove is connected with the circumference of the sliding rod in sliding connection with the inner peripheral wall of the adjusting hand wheel, and the annular limiting groove is formed in any end of the rotating block.

Preferably, the two sides of the inner wall of the V-shaped clamping groove on the clamping block are respectively connected with uniformly distributed convex blocks.

Preferably, the supporting plate is provided with a matching groove which is in sliding connection with a matching block connected to the bottom of the arc plate.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial technical effects:

The utility model can assemble ball bearings with various sizes, the expansion assembly can fix and position various types of bearing inner rings through synchronous movement of the arc plates, so that the bearing inner rings are fixed to keep eccentricity with the bearing outer rings to facilitate the installation of the balls, then the expansion assembly and the bearing inner rings are driven to move through the driving of the hydraulic cylinders in the eccentric assemblies, the bearing inner rings are changed from eccentricity with the bearing outer rings to concentricity with the bearing outer rings, the balls are limited by grooves formed in the bearing outer rings and the inner rings, and meanwhile, the support columns can drive the bearing inner rings to freely change relative to the outer rings in the concentric and eccentric states, so that the expansion assembly can also be used for installing other types of bearings.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

FIG. 3 is an enlarged view of the structure at A of FIG. 2;

FIG. 4 is an enlarged view of the structure at B of FIG. 2;

fig. 5 is a schematic partial cross-sectional view of a support column.

Reference numerals: 1. a work table; 2. support legs; 3. a hydraulic cylinder; 4. a support plate; 5. a guide groove; 6. a support column; 7. a dovetail groove; 8. dovetail blocks; 9. an adjusting handle; 10. a first coaxial bi-directional screw; 11. a slide block; 12. a connecting rod; 13. an arc-shaped plate; 14. a sliding groove; 15. an adjusting hand wheel; 16. a second coaxial bi-directional screw; 17. a guide rod; 18. a connecting block; 19. a clamping block; 20. a moving groove; 21. an adjustment tank; 22. a rotating block; 23. a slide bar; 24. a fixing groove; 25. a limit groove; 26. a bump; 27. a mating groove; 28. and a matching block.

Detailed Description

Example 1

As shown in fig. 1-5, the bearing assembly line provided by the utility model comprises a workbench 1, wherein the bottom surface of the workbench 1 is connected with uniformly distributed supporting legs 2, and the workbench 1 is provided with a fixing mechanism which can adapt to bearings with various sizes and models;

The fixed establishment includes eccentric subassembly, expansion assembly and adjusting part, and eccentric subassembly can apply pressure and drive expansion assembly and remove on workstation 1 to the bearing inner race, and expansion assembly sets up on eccentric subassembly can enlarge area of contact in order to contact with the bearing inner race of more models, and adjusting part sets up and can fix a position the bearing outer race of multiple model below expansion assembly.

According to the utility model, ball bearings with various sizes can be assembled, the expansion assembly can fix and position various types of bearing inner rings through synchronous movement of the arc-shaped plate 13, so that the bearing inner rings are fixed to keep eccentricity with the bearing outer ring, the installation of balls is facilitated, then the expansion assembly and the bearing inner rings are driven to move through the driving of the hydraulic cylinder 3 in the eccentric assembly, the eccentricity of the bearing inner rings with the bearing outer ring is changed into concentricity with the bearing outer ring, the balls are limited by grooves formed in the bearing outer ring and the inner rings, and meanwhile, the support column 6 can drive the bearing inner rings to freely change relative to the outer rings in the concentric and eccentric states, so that the expansion assembly can also be used for installing other types of bearings.

Example two

As shown in fig. 1 and 4, in the bearing assembly line according to the present utility model, compared with the first embodiment, the eccentric assembly includes a hydraulic cylinder 3, a support plate 4 and a support column 6, wherein the hydraulic cylinder 3 is connected to any side wall of the workbench 1, the support plate 4 slidingly connected in a guide slot 5 formed in the workbench 1 is connected with a piston rod of the hydraulic cylinder 3, and the support column 6 with an expansion assembly is arranged on the outer circumferential surface of the support plate 4. After the bearing balls are arranged in the bearing outer ring and the bearing inner ring, the piston rod of the hydraulic cylinder 3 stretches out after the hydraulic cylinder is started to drive the supporting plate 4 to slide in the guide groove 5, the supporting column 6 above the guide groove 5 drives the bearing inner ring to change from an eccentric state with the bearing outer ring to have the same circle center, and in the process, the bearing balls are clamped in the rolling grooves formed in the bearing inner ring and the bearing outer ring, so that the initial assembly of the ball bearing is realized.

Dovetail grooves 7 are formed in the two side walls of the guide groove 5, and the dovetail grooves 7 are in sliding connection with dovetail blocks 8 connected to the two sides of the support plate 4. When the support plate 4 slides back and forth in the guide groove 5, the movement of the support plate 4 is limited by the dovetail blocks 8 connected to the two sides of the support plate 4, so that the situation that the support plate 4 tilts and deviates from the guide groove 5 due to sundries entering the guide groove 5 is prevented.

Example III

As shown in fig. 5, in the bearing assembly line provided by the utility model, compared with the second embodiment, the expansion assembly comprises an adjusting handle 9, a first coaxial bidirectional screw 10, a sliding block 11, a connecting rod 12 and an arc plate 13, wherein the supporting column 6 is provided with a through hole, the first coaxial bidirectional screw 10 penetrates through the through hole to be rotationally connected with the supporting plate 4, the top of the first coaxial bidirectional screw 10 is connected with the adjusting handle 9, the first coaxial bidirectional screw 10 is connected with the symmetrically arranged sliding blocks 11, the two sides of the sliding blocks 11 are rotationally connected with the connecting rod 12, the connecting rod 12 is slidingly connected in sliding grooves 14 penetrating through the supporting column 6 at the two sides of the through hole, and the connecting rod 12 is rotationally connected with the inner peripheral wall of the arc plate 13. When the adjusting handle 9 is rotated, the first coaxial bidirectional screw rod 10 is driven to rotate, when the first coaxial bidirectional screw rod 10 rotates, the sliding blocks 11 connected with the outer peripheral surface of the first coaxial bidirectional screw rod 10 synchronously move along the axis of the first coaxial bidirectional screw rod 10 in opposite directions, the sliding blocks 11 drive the connecting rods 12 to rotate at a certain angle, and the connecting rods 12 are gradually parallel to each other so as to push the arc-shaped plates 13 to be close to the inner wall of the bearing inner ring.

The supporting plate 4 is provided with a matching groove 27, and the matching groove 27 is in sliding connection with a matching block 28 connected to the bottom of the arc-shaped plate 13. The matching groove 27 and the matching block 28 are used for limiting the movement of the arc-shaped plate 13, and preventing the arc-shaped plate 13 from rotating to cause the condition that the bearing inner ring cannot be positioned.

Example IV

As shown in fig. 2-4, in comparison with the third embodiment, in the present embodiment, the adjusting assembly includes an adjusting hand wheel 15, a second coaxial bidirectional screw 16, a guide rod 17, a connecting block 18, a clamping block 19, and an error touch preventing assembly for preventing the adjusting hand wheel 15 from being touched by error, the second coaxial bidirectional screw 16 is rotatably connected in a moving groove 20 provided on the bottom surface of the workbench 1, one end of the second coaxial bidirectional screw 16 passes through the moving groove 20 to connect the error touch preventing assembly, the error touch preventing assembly is connected with the adjusting hand wheel 15, the connecting block 18 is symmetrically connected with threads on the second coaxial bidirectional screw 16, the connecting block 18 is slidably connected in an adjusting groove 21 provided on the top of the moving groove 20 and penetrating the workbench 1, the connecting block 18 is connected with the clamping block 19, a guide rod 17 connected in the moving groove 20 is provided below the second coaxial bidirectional screw 16, and the guide rod 17 is slidably connected with the connecting block 18. When the adjusting hand wheel 15 is rotated, the second coaxial bidirectional screw 16 is driven to rotate, the symmetrical connecting blocks 18 on the second coaxial bidirectional screw 16 move in opposite directions, the connecting blocks 18 slide along the axis of the guide rod 17 and drive the clamping blocks 19 to move in the adjusting grooves 21, and the clamping blocks 19 clamp and fix the bearing outer ring through the clamping grooves, so that the movement of the bearing outer ring is limited to facilitate the installation of the balls.

The two sides of the inner wall of the V-shaped clamping groove on the clamping block 19 are respectively connected with uniformly distributed convex blocks 26. The coarser surface of the lugs 26 allows the lugs 26 to obtain greater friction when in contact with the outer race of the bearing to prevent rotation of the bearing.

Example five

As shown in fig. 2-3, in comparison with the fourth embodiment, the bearing assembly line provided by the present utility model, in this embodiment, the anti-false contact assembly includes a rotating block 22, a sliding rod 23, a fixed slot 24 and a limiting slot 25, the rotating block 22 is connected to the second coaxial bidirectional screw 16, the rotating block 22 is provided with circumferentially distributed fixed slots 24, the fixed slot 24 is slidably connected with the sliding rod 23 circumferentially connected to the inner peripheral wall of the adjusting hand wheel 15, and any end of the rotating block 22 is provided with an annular limiting slot 25. When the adjusting hand wheel 15 is pulled to move, the adjusting hand wheel 15 slides along the second coaxial bidirectional screw 16 in the fixed groove 24 through the sliding rod 23 connected with the inner peripheral wall of the adjusting hand wheel 15, the sliding rod 23 moves into the annular limiting groove 25 from the fixed groove 24, and at the moment, when the adjusting hand wheel 15 is rotated, the sliding rod 23 slides in the limiting groove 25 and cannot drive the second coaxial bidirectional screw 16 to rotate, so that the error touch cannot be caused by touching the adjusting hand wheel 15 at the moment.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims

1. The bearing assembly line is characterized by comprising a workbench (1), wherein the bottom surface of the workbench (1) is connected with uniformly distributed supporting legs (2), and a fixing mechanism which can adapt to bearings with various sizes and models is arranged on the workbench (1);

The fixing mechanism comprises an eccentric assembly, an expansion assembly and an adjusting assembly, wherein the eccentric assembly can apply pressure to the bearing inner ring and drive the expansion assembly to move on the workbench (1), the expansion assembly is arranged on the eccentric assembly and can enlarge the contact area to be in contact with the bearing inner ring with more types, and the adjusting assembly is arranged below the expansion assembly and can position the bearing outer ring with various types.

2. The bearing assembly line according to claim 1, wherein the eccentric assembly comprises a hydraulic cylinder (3), a supporting plate (4) and a supporting column (6), the hydraulic cylinder (3) is connected to the side wall of any side of the workbench (1), the supporting plate (4) which is connected in a sliding manner in a guide groove (5) formed in the workbench (1) is connected with a piston rod of the hydraulic cylinder (3), and the supporting column (6) of the expansion assembly is arranged on the outer circumferential surface of the supporting plate (4).

3. A bearing assembly line according to claim 2, characterized in that dovetail grooves (7) are provided on both side walls of the guide groove (5), and the dovetail grooves (7) are slidably connected with dovetail blocks (8) connected to both sides of the support plate (4).

4. The bearing assembly line according to claim 2, wherein the expansion assembly comprises an adjusting handle (9), a first coaxial bidirectional screw (10), a sliding block (11), a connecting rod (12) and an arc plate (13), through holes are formed in the supporting columns (6), the first coaxial bidirectional screw (10) penetrates through the through holes to be rotationally connected with the supporting plates (4), the top of the first coaxial bidirectional screw (10) is connected with the adjusting handle (9), symmetrically arranged sliding blocks (11) are connected to the first coaxial bidirectional screw (10), the connecting rods (12) are rotationally connected to two sides of the sliding block (11), the connecting rods (12) are slidingly connected in sliding grooves (14) formed in the two sides of the through holes and penetrate through the supporting columns (6), and the connecting rods (12) are rotationally connected with the inner peripheral walls of the arc plates (13).

5. The bearing assembly line according to claim 1, wherein the adjusting assembly comprises an adjusting hand wheel (15), a second coaxial bidirectional screw (16), a guide rod (17), a connecting block (18), a clamping block (19) and an error-touch prevention assembly for preventing the adjusting hand wheel (15) from being touched by error, the second coaxial bidirectional screw (16) is rotationally connected in a moving groove (20) formed in the bottom surface of the workbench (1), one end of the second coaxial bidirectional screw (16) penetrates through the moving groove (20) to be connected with the error-touch prevention assembly, the error-touch prevention assembly is connected with the adjusting hand wheel (15), the connecting block (18) is symmetrically connected with a connecting block (18) in a threaded mode on the second coaxial bidirectional screw (16), the connecting block (18) is slidably connected in an adjusting groove (21) formed in the top of the moving groove (20) and penetrating through the workbench (1), the connecting block (18) is connected with the clamping block (19), the guide rod (17) connected in the moving groove (20) is arranged below the second coaxial bidirectional screw (16), and the guide rod (17) is slidably connected with the connecting block (18).

6. The bearing assembly line according to claim 5, wherein the anti-false contact assembly comprises a rotating block (22), a sliding rod (23), a fixing groove (24) and a limiting groove (25), wherein the rotating block (22) is connected to the second coaxial bidirectional screw (16), the rotating block (22) is provided with the fixing groove (24) distributed circumferentially, the fixing groove (24) is in sliding connection with the sliding rod (23) connected with the inner peripheral wall of the adjusting hand wheel (15) circumferentially, and any end of the rotating block (22) is provided with the annular limiting groove (25).

7. A bearing assembly line according to claim 5, characterized in that the two sides of the inner wall of the V-shaped clamping groove on the clamping block (19) are connected with uniformly distributed protruding blocks (26).

8. A bearing assembly line according to claim 4, characterized in that the support plate (4) is provided with a mating groove (27), the mating groove (27) being in sliding connection with a mating block (28) connected to the bottom of the arcuate plate (13).