Assembling die for angular contact ball bearing

Abstract

The utility model relates to the technical field of angular contact ball bearing assembly, and discloses an angular contact ball bearing assembly die which comprises a bottom plate, the bottom plate is connected with a fixing table through a moving assembly, the bottom end of the fixing table is fixedly connected with a clamping cylinder, and the opposite end of the clamping cylinder is fixedly connected with an electric push rod. The driving end of the electric push rod penetrates through the clamping cylinder and is fixedly connected with a fixing plate, and the bottom plate is connected with a connecting plate through a fixing assembly. The motor drives the first screw rod, the first screw rod drives the left chain wheel, the left chain wheel drives the right chain wheel through the chain, the right chain wheel drives the second screw rod, the first screw rod and the second screw rod drive the moving block, the moving block drives the fixing table, the fixing table drives the positioning rod, and the positioning rod is inserted into the positioning groove for positioning. Therefore, the problems that the position of the bearing is inaccurate in the assembling process, assembling deviation is easily caused, and the assembling quality is affected are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of angular contact ball bearing assembly, in particular to an angular contact ball bearing assembly mold. Background Art

[0002] Angular contact ball bearings are bearings in which the contact angle between the inner and outer rings can be adjusted. This bearing design enables it to perform well when subjected to both radial and axial loads. Angular contact ball bearings are usually composed of an inner ring, an outer ring, steel balls and a cage. Assembly molds are required when assembling angular contact ball bearings.

[0003] After searching, a bearing assembly mold with announcement number CN214418643U includes a base, a top plate is provided above the base, a hydraulic cylinder I is provided on the top plate, and a parts clamping device is provided at the end of the hydraulic rod of the hydraulic cylinder I; a placement table is provided between the base and the top plate, a placement slot is provided on the placement table, and corresponding bearing fixing mechanisms are provided on both sides of the placement slot; a hydraulic cylinder II is provided on the base just below the placement slot, and an annular clamp is fixedly connected to the upper end of the hydraulic rod of the hydraulic cylinder II; the bearing fixing mechanism includes brackets, horizontal connecting rods, vertical connecting rods, upper connecting rods, and bearing clamps that are symmetrically arranged on the left and right sides. The utility model extends the hydraulic rod of the hydraulic cylinder II and drives the two bearing clamps to move through the horizontal connecting rods, vertical connecting rods, and upper connecting rods connected by transmission, so as to clamp the bearing, thereby facilitating the fixing of the bearing and preventing the position of the bearing from moving during the assembly process to affect the assembly quality; the utility model has a compact structure, reasonable design, and strong practicality;

[0004] Based on the above patent, the hydraulic rod of the hydraulic cylinder II is extended and the horizontal connecting rod, vertical connecting rod and upper connecting rod connected by transmission are used to drive the two bearing clamps to move so as to clamp the bearing, thereby facilitating the fixing of the bearing and preventing the position of the bearing from moving during the assembly process, thereby affecting the assembly quality. The utility model has a compact structure, a reasonable design and strong practicality, but the assembly mold without positioning may cause the bearing to be inaccurately positioned during the assembly process, which may easily cause assembly deviation and affect the assembly quality. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes an assembly die for an angular contact ball bearing.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a mold for angular contact ball bearing assembly, including a base plate, the base plate is connected to a fixed table through a moving component, the bottom end of the fixed table is fixedly connected to a clamping cylinder, the opposite end of the clamping cylinder is fixedly connected to an electric push rod, the driving end of the electric push rod passes through the clamping cylinder and is fixedly connected to a fixed plate, the base plate is connected to a connecting plate through a fixing component, the fixing plate and the connecting plate are both connected to a protective pad through a buffer component, and a plurality of positioning rods are fixedly connected to the four corners of the bottom end of the fixed table.

[0007] As a further description of the above technical solution:

[0008] The moving assembly includes a support seat fixedly connected at both sides of the top of the base plate, a protection box fixedly connected to the top of the support seat, a motor fixedly connected to the top of the protection box, a driving end of the motor passes through the protection box and is fixedly connected to a first screw, the first screw is connected to a second screw through a transmission assembly, the outer walls of the first screw and the second screw are both threadedly connected to moving blocks, and the outer walls of the fixed platform are fixedly connected to the opposite end of the moving block on both sides.

[0009] As a further description of the above technical solution:

[0010] The fixing assembly includes a workbench fixedly connected to the top of the base plate, the front end of the workbench is rotatably connected to a rocker, the rear end of the rocker passes through the workbench and is fixedly connected to a bidirectional threaded rod, both sides of the outer wall of the bidirectional threaded rod are threadedly connected to sliders, the bottom ends of the connecting plates are fixedly connected to the tops of the sliders, and the inner wall of the workbench is provided with a plurality of positioning grooves corresponding to the positioning rods.

[0011] As a further description of the above technical solution:

[0012] The buffer assembly includes a fixed cylinder fixedly connected to the inner wall of the fixed plate and the connecting plate, and the inner walls of multiple fixed cylinders are slidably connected with slides, and the opposite ends of the slides are fixedly connected with connecting columns. A spring is arranged between the slide and the fixed cylinder, and the opposite ends of the protective pads are fixedly connected to the opposite ends of the connecting columns.

[0013] As a further description of the above technical solution:

[0014] The transmission assembly comprises a sprocket located on the outer wall of the first screw and a sprocket located on the outer wall of the second screw, and the sprockets are connected by a chain.

[0015] As a further description of the above technical solution:

[0016] The bottom ends of the first screw rod and the second screw rod are both rotatably connected to the inner wall of the support seat, and the outer walls of the moving blocks are both slidably connected to the inner wall of the support seat.

[0017] As a further description of the above technical solution:

[0018] The rear end of the bidirectional threaded rod is rotatably connected to the inner wall of the workbench, and the outer walls of the sliding blocks are slidably connected to the inner wall of the workbench.

[0019] As a further description of the above technical solution:

[0020] One end of the spring is connected to the slide plate, and the other end of the spring is connected to the inner wall of the fixing cylinder.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, firstly, the first screw is driven by a motor, the first screw drives the left sprocket, the left sprocket drives the right sprocket through a chain, the right sprocket drives the second screw, the first screw and the second screw drive the moving block, the moving block drives the fixed table, the fixed table drives the positioning rod, the positioning rod is inserted into the positioning groove for positioning, so as to prevent the bearing from being inaccurately positioned during the assembly process, which may easily cause assembly deviation and affect the assembly quality.

[0023] 2. In the utility model, the bidirectional threaded rod is driven by the rocker, the bidirectional threaded rod drives the slider, the slider drives the connecting plate, the connecting plate drives the lower protective pad to clamp the bearing, and then the electric push rod drives the fixing plate, the fixing plate drives the upper protective pad to fix the shaft parts, thereby facilitating the fixing of the bearing and preventing the position of the bearing from moving during the assembly process. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A stereoscopic diagram of an angular contact ball bearing assembly mold proposed by the utility model;

[0025] Figure 2 This is a schematic diagram of the inner wall structure of a clamping cylinder for an angular contact ball bearing assembly die proposed by the utility model;

[0026] Figure 3 This is a schematic diagram of the cross-sectional structure of a fixed cylinder for an angular contact ball bearing assembly die proposed by the utility model;

[0027] Figure 4 This is a schematic diagram of the cross-sectional structure of a support seat for an angular contact ball bearing assembly die proposed by the utility model;

[0028] Figure 5 This is a schematic diagram of the cross-sectional structure of a workbench for an angular contact ball bearing assembly mold proposed by the utility model;

[0029] Figure 6The utility model provides a schematic diagram of a connecting plate structure for an angular contact ball bearing assembly die.

[0030] Legend:

[0031] 1. Base plate; 2. Support seat; 3. Protection box; 4. Motor; 5. First screw; 6. Second screw; 7. Sprocket; 8. Moving block; 9. Fixed table; 10. Clamping cylinder; 11. Electric push rod; 12. Fixed plate; 13. Fixed cylinder; 14. Slide plate; 15. Connecting column; 16. Spring; 17. Protective pad; 18. Workbench; 19. Rocker; 20. Positioning rod; 21. Positioning groove; 22. Bidirectional threaded rod; 23. Slider; 24. Connecting plate. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0033] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0034] Reference Figure 1-6The utility model provides an embodiment: a mold for angular contact ball bearing assembly, including a bottom plate 1, the bottom plate 1 is connected to a fixed platform 9, the bottom end of the fixed platform 9 is fixedly connected to a clamping cylinder 10, the opposite end of the clamping cylinder 10 is fixedly connected to an electric push rod 11, the driving end of the electric push rod 11 passes through the clamping cylinder 10 and is fixedly connected to a fixed plate 12, the bottom plate 1 is connected to a connecting plate 24, the fixing plate 12 and the connecting plate 24 are both connected to a protective pad 17, a plurality of positioning rods 20 are fixedly connected to the four corners of the bottom end of the fixed platform 9, wherein the support seats 2 are fixedly connected at both sides of the top of the bottom plate 1, and the top of the support seat 2 is fixedly connected to a protective box 3, the top of the protection box 3 is fixedly connected with a motor 4, the driving end of the motor 4 passes through the protection box 3 and is fixedly connected with a first screw 5, the first screw 5 is connected with a second screw 6 through a transmission assembly, the outer walls of the first screw 5 and the second screw 6 are both threadedly connected with a moving block 8, both sides of the outer wall of the fixed platform 9 are fixedly connected to the opposite end of the moving block 8, the transmission assembly includes a sprocket 7 located on the outer wall of the first screw 5 and a sprocket 7 located on the outer wall of the second screw 6, the sprockets 7 are connected by a chain, the bottom ends of the first screw 5 and the second screw 6 are both rotatably connected to the inner wall of the support seat 2, and the outer walls of the moving block 8 are both slidably connected to the inner wall of the support seat 2.

[0035] Specifically, when the driving end of the motor 4 rotates, it drives the first screw 5 to rotate, and when the first screw 5 rotates, it drives the left sprocket 7 to rotate, and when the left sprocket 7 rotates, it drives the right sprocket 7 to rotate through the chain, and when the right sprocket 7 rotates, it drives the second screw 6 to rotate, and when the first screw 5 and the second screw 6 rotate, the moving block 8 is driven to move, and when the moving block 8 moves, the fixed table 9 is driven to move, and when the fixed table 9 moves, it drives the positioning rod 20 to move, and when the positioning rod 20 moves, it will be inserted into the positioning groove 21 for positioning, thereby preventing the bearing from being inaccurately positioned during the assembly process, which may easily cause assembly deviation and affect the assembly quality.

[0036] The workbench 18 is fixedly connected to the top of the bottom plate 1, and the front end of the workbench 18 is rotatably connected to a rocker 19. The rear end of the rocker 19 passes through the workbench 18 and is fixedly connected to a bidirectional threaded rod 22. The outer walls of the bidirectional threaded rod 22 are both threadedly connected to sliders 23. The bottom ends of the connecting plates 24 are fixedly connected to the tops of the sliders 23. The inner wall of the workbench 18 is provided with a plurality of positioning grooves 21 corresponding to the positioning rods 20. The fixing cylinder 13 is fixedly connected to the inner walls of the fixing plate 12 and the connecting plate 24, and a plurality of fixing grooves 21 are provided. The inner wall of the fixed cylinder 13 is slidably connected with a slide plate 14, and the opposite end of the slide plate 14 is fixedly connected with a connecting column 15. A spring 16 is arranged between the slide plate 14 and the fixed cylinder 13, and the opposite end of the protective pad 17 is fixedly connected to the opposite end of the connecting column 15. The rear end of the bidirectional threaded rod 22 is rotatably connected to the inner wall of the workbench 18, and the outer wall of the slider 23 is slidably connected to the inner wall of the workbench 18. One end of the spring 16 is connected to the slide plate 14, and the other end of the spring 16 is connected to the inner wall of the fixed cylinder 13.

[0037] Specifically, the rocker 19 is rotated to drive the bidirectional threaded rod 22 to rotate, and the slider 23 is driven to move when the bidirectional threaded rod 22 rotates, and the connecting plate 24 is driven to move when the slider 23 moves, and the connecting plate 24 is driven to move the protective pad 17 below to clamp the bearing, and then the fixed plate 12 is driven to move by the driving end of the electric push rod 11, and the fixed plate 12 is driven to move when the fixed plate 12 moves, so as to fix the shaft parts, thereby facilitating the fixing of the bearing to prevent the position of the bearing from moving during the assembly process. When clamping, the protective pad 17 will move inward, and when the protective pad 17 moves inward, it drives the slide plate 14 to move, and when the slide plate 14 moves, it will resist the spring 16 for buffering, thereby preventing damage to the bearing during the clamping process.

[0038] Working principle: First, the rocker 19 is rotated to drive the bidirectional threaded rod 22 to rotate, and when the bidirectional threaded rod 22 rotates, the slider 23 is moved, and when the slider 23 moves, the connecting plate 24 is moved, and when the connecting plate 24 moves, the protective pad 17 below is moved to clamp the bearing, and then the driving end of the electric push rod 11 is used to drive the fixed plate 12 to move, and when the fixed plate 12 moves, the protective pad 17 above is moved to fix the shaft parts, so as to facilitate the fixing of the bearing and prevent the position of the bearing from moving during the assembly process. When clamping, the protective pad 17 will move inward, and when the protective pad 17 moves inward, it drives the slide plate 14 to move, and when the slide plate 14 moves, it will resist the spring 16 for buffering. This prevents damage to the bearing during the clamping process. When assembly is required, the driving end of the motor 4 drives the first screw 5 to rotate, and when the first screw 5 rotates, the left sprocket 7 is driven to rotate, and when the left sprocket 7 rotates, the right sprocket 7 is driven to rotate through the chain, and when the right sprocket 7 rotates, the second screw 6 is driven to rotate, and when the first screw 5 and the second screw 6 rotate, the moving block 8 is driven to move, and when the moving block 8 moves, the fixed table 9 is driven to move, and when the fixed table 9 moves, the positioning rod 20 is driven to move, and when the positioning rod 20 moves, it will be inserted into the positioning groove 21 for positioning, thereby preventing the bearing from being inaccurately positioned during the assembly process, which may easily cause assembly deviation and affect the assembly quality.

[0039] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. 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. A die for assembling an angular contact ball bearing, comprising a base plate (1), characterized in that: The bottom plate (1) is connected to a fixed platform (9) via a moving assembly, the bottom end of the fixed platform (9) is fixedly connected to a clamping cylinder (10), the opposite end of the clamping cylinder (10) is fixedly connected to an electric push rod (11), the driving end of the electric push rod (11) passes through the clamping cylinder (10) and is fixedly connected to a fixed plate (12), the bottom plate (1) is connected to a connecting plate (24) via a fixing assembly, the fixing plate (12) and the connecting plate (24) are both connected to a protective pad (17) via a buffer assembly, and a plurality of positioning rods (20) are fixedly connected to the four corners of the bottom end of the fixed platform (9).

2. The assembly mold for angular contact ball bearings according to claim 1, characterized in that: The moving assembly comprises a support seat (2) fixedly connected to both sides of the top of the base plate (1); the top of the support seat (2) is fixedly connected to a protection box (3); the top of the protection box (3) is fixedly connected to a motor (4); the driving end of the motor (4) passes through the protection box (3) and is fixedly connected to a first screw rod (5); the first screw rod (5) is connected to a second screw rod (6) through a transmission assembly; the outer walls of the first screw rod (5) and the second screw rod (6) are both threadedly connected to a moving block (8); and the outer walls of the fixed platform (9) are fixedly connected to opposite ends of the moving block (8) on both sides.

3. The assembly mold for angular contact ball bearings according to claim 1, characterized in that: The fixing assembly comprises a workbench (18) fixedly connected to the top of the base plate (1), the front end of the workbench (18) is rotatably connected to a rocker (19), the rear end of the rocker (19) passes through the workbench (18) and is fixedly connected to a bidirectional threaded rod (22), both sides of the outer wall of the bidirectional threaded rod (22) are threadedly connected to sliders (23), the bottom ends of the connecting plates (24) are fixedly connected to the top ends of the sliders (23), and the inner wall of the workbench (18) is provided with a plurality of positioning grooves (21) corresponding to the positioning rods (20).

4. The assembly mold for angular contact ball bearings according to claim 1, characterized in that: The buffer assembly comprises a fixed cylinder (13) fixedly connected to the inner wall of the fixed plate (12) and the connecting plate (24); the inner walls of the plurality of fixed cylinders (13) are slidably connected to slide plates (14); the opposite ends of the slide plates (14) are fixedly connected to connecting columns (15); a spring (16) is provided between the slide plates (14) and the fixed cylinder (13); and the opposite ends of the protective pads (17) are fixedly connected to the opposite ends of the connecting columns (15).

5. The assembly mold for angular contact ball bearings according to claim 2, characterized in that: The transmission assembly comprises a sprocket (7) located on the outer wall of the first screw rod (5) and a sprocket (7) located on the outer wall of the second screw rod (6), and the sprockets (7) are connected by a chain.

6. The assembly mold for angular contact ball bearings according to claim 2, characterized in that: The bottom ends of the first screw rod (5) and the second screw rod (6) are both rotatably connected to the inner wall of the support seat (2), and the outer wall of the moving block (8) is slidably connected to the inner wall of the support seat (2).

7. The assembly mold for angular contact ball bearings according to claim 3, characterized in that: The rear end of the bidirectional threaded rod (22) is rotatably connected to the inner wall of the workbench (18), and the outer walls of the sliding blocks (23) are slidably connected to the inner wall of the workbench (18).

8. The assembly die for angular contact ball bearings according to claim 4, characterized in that: One end of the spring (16) is connected to the slide plate (14), and the other end of the spring (16) is connected to the inner wall of the fixed cylinder (13).

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