A disassembly and assembly structure for drive shafts

Abstract

This utility model discloses a disassembly and assembly structure for a drive shaft, belonging to the technical field of mechanical transmission structure. It includes a drive shaft, a base, four second adjusting plates, two bearings, two second clamps, and four fixing bolts. Two support rings are fixedly connected to the bottom of the four second adjusting plates, and two first clamps are fixedly connected to the top of the two support rings. This utility model, by setting up a drive shaft disassembly and assembly structure composed of second adjusting plates, first clamps, second clamps, and fixing bolts, eliminates the need to operate multiple bolts individually; the rotating shaft can be quickly clamped and fixed simply by inserting the fixing bolts. Disassembly is achieved by loosening the fixing bolts, greatly simplifying the steps and improving disassembly and assembly efficiency, effectively solving the problem of cumbersome operation when using multiple bolts for fixing flanges. Furthermore, the height of the support rings and first clamps can be adjusted using the adjusting components to meet the adaptation requirements of different drive shaft heights.

Description

Technical Field

[0001] This utility model belongs to the field of mechanical transmission structure technology, specifically relating to a disassembly and assembly structure for a transmission shaft. Background Technology

[0002] The drive shaft disassembly and assembly structure is a specially designed component for drive shafts, assisting them in quick and safe disassembly and installation. Its core function is to reduce the difficulty of disassembly and assembly, protect the drive shaft and related components, and improve operational efficiency.

[0003] The existing drive shaft is fixed at both ends by flanges and multiple bolts. However, the operation of multiple bolts is cumbersome and affects the overall disassembly and assembly efficiency. Therefore, a disassembly and assembly structure for drive shafts is needed to solve the above problems. Utility Model Content

[0004] The purpose of this invention is to provide a disassembly and assembly structure for a drive shaft to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a disassembly and assembly structure for a drive shaft, comprising a drive shaft, a base, four second adjusting plates, two bearings, two second clamps, and four fixing bolts. Two support rings are fixedly connected to the bottom of the four second adjusting plates, and two first clamps are fixedly connected to the top of the two support rings. The two bearings are respectively located inside the first and second clamps, and are rotatably connected to two rotating shafts. The four fixing bolts are respectively inserted into and connected to the four second adjusting plates, the four fixing bolts are respectively inserted into and connected to the two first clamps, and the four fixing bolts are respectively inserted into and connected to the two second clamps.

[0006] By setting up the above structure, and by setting up a transmission shaft disassembly and assembly structure consisting of a second adjusting plate, a first clamp, a second clamp, and a fixing bolt, on the one hand, it is not necessary to operate multiple bolts one by one. The rotating coupling can be quickly clamped and fixed by inserting the fixing bolt. When disassembling, the fixing bolt can be loosened, which greatly simplifies the steps, improves the disassembly and assembly efficiency, and effectively solves the problem of cumbersome operation of fixing multiple bolts with existing flanges. On the other hand, the height of the support ring and the first clamp can be adjusted by the adjusting component to meet the adaptation requirements of transmission shafts at different heights.

[0007] As a preferred embodiment, the two ends of the drive shaft are respectively fixedly connected to a first universal joint, and the two first universal joints are respectively rotatably connected to a second universal joint.

[0008] As a preferred embodiment, one end of each of the two second universal joints is fixedly connected to a rotating shaft, and the top of the base has two semi-circular sliding grooves.

[0009] As a preferred embodiment, the inner walls of the two semi-circular grooves are slidably connected to two semi-circular sliders, and the interior of the base is rotatably connected to two bidirectional threaded rods, which are threadedly connected to the four semi-circular sliders respectively.

[0010] As a preferred embodiment, one end of each of the two bidirectional threaded rods is fixedly connected to a drive motor, and the two drive motors are respectively fixedly connected to the base.

[0011] As a preferred embodiment, springs are fixedly connected to one side surface of each of the four semi-circular sliders, and the four springs are fixedly connected to the base respectively.

[0012] As a preferred embodiment, the tops of the four semi-circular sliders are respectively fixedly connected to a first adjusting plate, and the top of the base is fixedly connected to two protective sliding plates. The four first adjusting plates slide on the surfaces of the two protective sliding plates respectively.

[0013] As a preferred embodiment, each of the four first adjusting plates has two first limiting grooves inside, and each of the four first adjusting plates has two first limiting rods fixedly connected inside.

[0014] As a preferred embodiment, each of the eight first limiting rods has a support plate rotatably connected to its surface.

[0015] As a preferred embodiment, each of the four second adjustment plates has two second limiting grooves inside, and each of the four second adjustment plates has two second limiting rods fixedly connected inside, with the eight second limiting rods rotating with the eight support plates respectively.

[0016] By incorporating a spring, a buffering support force can be provided when the semi-circular slider slides, which can enhance the stability of height adjustment, indirectly support the support ring, and prevent component shaking from affecting positioning accuracy. In addition, the protective sliding plate can limit and guide the first adjustment plate to ensure adjustment accuracy, and can also effectively isolate external dust and impurities, protect the bottom bidirectional threaded rod, semi-circular slider and spring, and ensure the service life of the structure.

[0017] Compared with the prior art, the beneficial effects of this utility model are: This utility model, by setting up a transmission shaft disassembly and assembly structure composed of a second adjusting plate, a first clamp, a second clamp, and a fixing bolt, eliminates the need to operate multiple bolts one by one. The rotating coupling can be quickly clamped and fixed by simply inserting the fixing bolt, and the fixing bolt can be loosened during disassembly. This greatly simplifies the steps, improves disassembly and assembly efficiency, and effectively solves the problem of cumbersome operation of fixing flanges with multiple bolts. On the other hand, the height of the support ring and the first clamp can be adjusted by the adjusting component to meet the adaptation requirements of transmission shafts at different heights.

[0018] This invention, by incorporating a spring, provides buffer support when the semi-circular slider slides, enhancing the stability of height adjustment, indirectly supporting the support ring, and preventing component wobbling from affecting positioning accuracy. In addition, the protective sliding plate can limit and guide the first adjustment plate to ensure adjustment accuracy, and can also effectively isolate external dust and impurities, protecting the bottom bidirectional threaded rod, semi-circular slider, and spring, thus ensuring the service life of the structure. Attached Figure Description

[0019] Figure 1 This is a three-dimensional structural diagram of the present invention; Figure 2 This is a schematic diagram of the rotating coupling of this utility model; Figure 3 This is a schematic diagram of the structure of the bidirectional threaded rod of this utility model; Figure 4 This is a schematic diagram of the structure of the present invention in the form of a partial explosion. Figure 5 This is a schematic diagram of the support ring structure of this utility model viewed from below.

[0020] In the diagram: 1. Drive shaft; 2. First universal joint; 3. Second universal joint; 4. Rotary coupling; 5. Base; 6. Semi-circular slide groove; 7. Semi-circular slider; 8. Bidirectional threaded rod; 9. Drive motor; 10. Spring; 11. First adjusting plate; 12. Protective sliding plate; 13. First limiting groove; 14. First limiting rod; 15. Support plate; 16. Second adjusting plate; 17. Second limiting groove; 18. Second limiting rod; 19. Support ring; 20. First clamp; 21. Bearing; 22. Second clamp; 23. Fixing bolt. Detailed Implementation

[0021] The present invention will be further described below with reference to the embodiments.

[0022] The following embodiments are used to illustrate the present invention, but should not be used to limit the scope of protection of the present invention. The conditions in the embodiments can be further adjusted according to specific conditions, and simple improvements to the method of the present invention under the concept of the present invention are all within the scope of protection claimed by the present invention.

[0023] Please see Figure 1-5This utility model provides a disassembly and assembly structure for a drive shaft, including a drive shaft 1, a base 5, four second adjusting plates 16, two bearings 21, two second clamps 22, and four fixing bolts 23. Two support rings 19 are fixedly connected to the bottom of the four second adjusting plates 16, and two first clamps 20 are fixedly connected to the top of the two support rings 19. The two bearings 21 are respectively located inside the first clamps 20 and the second clamps 22, and are rotatably connected to two rotating shafts 4. The four fixing bolts 23 are inserted and connected to the four second adjusting plates 16, and are respectively connected to the two first clamps 21 and 22. The four fixing bolts 23 are respectively inserted and connected to the two second clamps 22. By setting up a disassembly and assembly structure for the transmission shaft 1 composed of the second adjusting plate 16, the first clamp 20, the second clamp 22 and the fixing bolts 23, on the one hand, it is not necessary to operate multiple bolts one by one. The rotating coupling 4 can be quickly clamped and fixed by simply inserting the fixing bolts 23. When disassembling, the fixing bolts 23 can be loosened, which greatly simplifies the steps and improves the disassembly and assembly efficiency, effectively solving the problem of cumbersome operation of fixing multiple bolts with existing flanges. On the other hand, the height of the support ring 19 and the first clamp 20 can be adjusted by the adjusting component to meet the adaptation requirements of transmission shaft 1 at different heights.

[0024] The two ends of the drive shaft 1 are respectively fixedly connected to the first universal joint 2, and the two first universal joints 2 are respectively rotatably connected to the second universal joint 3.

[0025] Two second universal joints 3 are fixedly connected to a rotating shaft 4 at one end, and two semi-circular sliding grooves 6 are opened on the top of the base 5.

[0026] Two semi-circular sliding grooves 6 are slidably connected to the inner walls of two semi-circular sliding blocks 7 respectively, and two bi-directional threaded rods 8 are rotatably connected to the inside of the base 5 respectively. The two bi-directional threaded rods 8 are threadedly connected to the four semi-circular sliding blocks 7 respectively.

[0027] Two bidirectional threaded rods 8 are respectively fixedly connected to one end of a drive motor 9, and the two drive motors 9 are respectively fixedly connected to the base 5.

[0028] Springs 10 are fixedly connected to one side surface of each of the four semi-circular sliders 7, and the four springs 10 are fixedly connected to the base 5 respectively.

[0029] The tops of the four semi-circular sliders 7 are respectively fixedly connected to the first adjustment plate 11, and the tops of the base 5 are fixedly connected to two protective sliding plates 12. The four first adjustment plates 11 slide on the surfaces of the two protective sliding plates 12 respectively.

[0030] Each of the four first adjusting plates 11 has two first limiting grooves 13 inside, and each of the four first adjusting plates 11 has two first limiting rods 14 fixedly connected inside.

[0031] Each of the eight first limit rods 14 has a support plate 15 rotatably connected to its surface.

[0032] Each of the four second adjustment plates 16 has two second limiting grooves 17 inside. Each of the four second adjustment plates 16 has two second limiting rods 18 fixedly connected inside. The eight second limiting rods 18 rotate with the eight support plates 15 respectively. By setting springs 10, a buffer support force can be provided when the semi-arc slider 7 slides, which can enhance the stability of height adjustment, indirectly support the support ring 19, and prevent the component from shaking and affecting the positioning accuracy. In addition, the protective sliding plate 12 can limit and guide the first adjustment plate 11 to ensure the accuracy of adjustment. It can also effectively isolate external dust and impurities, protect the bottom bidirectional threaded rod 8, the semi-arc slider 7 and the spring 10, and ensure the service life of the structure.

[0033] Working principle and usage process of this utility model: First, the two ends of the drive shaft 1 are connected to the rotary coupling 4 through the first universal joint 2 and the second universal joint 3. Then, the height is adjustable by the top adjustment component of the base 5 to adapt to the different height transmission requirements of the drive shaft 1: Start the drive motor 9 to drive the bidirectional threaded rod 8 to rotate, drive the semi-arc slider 7 to slide in the semi-arc slide groove 6, drive the first adjustment plate 11 to slide on the protective slide plate 12, the first adjustment plate 11 drives the support plate 15 to rotate through the first limit rod 14, and the support plate 15 drives the second adjustment plate 16 to move through the second limit rod 18, thereby adjusting the height of the support ring 19 at the bottom of the second adjustment plate 16 and the first clamp 20 at the top; after the height is adapted, place the bearing 21 in the first clamp 20 and the second clamp 22 and fit the rotary coupling 4, and use the fixing bolt 23 to insert the second adjustment plate 16, the first clamp 20 and the second clamp 22 to clamp and fix the rotary coupling 4, and the bearing 21 ensures its smooth rotation; The bidirectional threaded rod 8 is adjusted by driving the motor 9, and the semi-arc slider 7 is linked with the first adjusting plate 11 and the second adjusting plate 16 to adjust the height. The first clamp 20, the second clamp 22 and the fixing bolt 23 are clamped together. This process adapts to the transmission shaft 1 at different heights and completes stable installation. When disassembling, the fixing bolt 23 can be loosened, which improves the convenience of disassembly and assembly.

[0034] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A disassembly and assembly structure for a drive shaft, comprising a drive shaft (1), a base (5), four second adjusting plates (16), two bearings (21), two second clamps (22), and four fixing bolts (23), characterized in that: Two support rings (19) are fixedly connected to the bottom of the four second adjustment plates (16), and two first clamps (20) are fixedly connected to the top of the two support rings (19). Two bearings (21) are located inside the first clamps (20) and the second clamps (22) respectively. The two bearings (21) are rotatably connected to the two rotating shafts (4) respectively. Four fixing bolts (23) are inserted and connected to the four second adjustment plates (16) respectively. The four fixing bolts (23) are inserted and connected to the two first clamps (20) respectively. The four fixing bolts (23) are inserted and connected to the two second clamps (22) respectively.

2. A detachable structure for a propeller shaft according to claim 1, wherein: The two ends of the drive shaft (1) are respectively fixedly connected to the first universal joint (2), and the two first universal joints (2) are respectively rotatably connected to the second universal joint (3).

3. A dismounting structure for a propeller shaft according to claim 2, characterized in that: Two second universal joints (3) are respectively fixedly connected to a rotating shaft (4) at one end, and two semi-circular grooves (6) are opened on the top of the base (5).

4. A dismounting structure for a propeller shaft according to claim 3, characterized in that: The inner walls of the two semi-arc sliding grooves (6) are respectively slidably connected to two semi-arc sliders (7), and the interior of the base (5) is respectively rotatably connected to two bidirectional threaded rods (8), and the two bidirectional threaded rods (8) are respectively threadedly connected to the four semi-arc sliders (7).

5. A disconnecting structure for a propeller shaft according to claim 4, wherein: One end of each of the two bidirectional threaded rods (8) is fixedly connected to a drive motor (9), and the two drive motors (9) are fixedly connected to the base (5).

6. A disconnecting structure for a propeller shaft according to claim 4, wherein: Springs (10) are fixedly connected to one side surface of each of the four semi-circular sliders (7), and the four springs (10) are fixedly connected to the base (5).

7. A dismounting structure for a propeller shaft according to claim 6, characterized in that: The top of each of the four semi-circular sliders (7) is fixedly connected to a first adjustment plate (11), and the top of the base (5) is fixedly connected to two protective sliding plates (12). The four first adjustment plates (11) slide on the surfaces of the two protective sliding plates (12).

8. A dismounting structure for a propeller shaft according to claim 7, characterized in that: Each of the four first adjustment plates (11) has two first limiting grooves (13) inside, and each of the four first adjustment plates (11) has two first limiting rods (14) fixedly connected inside.

9. A dismounting structure for a propeller shaft according to claim 8, characterized in that: Each of the eight first limiting rods (14) has a support plate (15) rotatably connected to its surface.

10. A disassembly structure for a propeller shaft according to claim 1, characterized in that: Each of the four second adjustment plates (16) has two second limiting grooves (17) inside, and each of the four second adjustment plates (16) has two second limiting rods (18) fixedly connected inside, and the eight second limiting rods (18) rotate with the eight support plates (15) respectively.

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