CN219413233U - Axle center structure that bearing performance is strong - Google Patents

Abstract

The utility model provides an axle center structure with strong supporting performance, which relates to the technical field of axle centers and comprises an axle body, wherein a fixed block is arranged outside the axle body through a bearing, a T-shaped groove is formed in the fixed block, a T-shaped block is connected in the T-shaped groove in a sliding manner, a supporting device is fixedly arranged on one side of the T-shaped block, which is far away from the fixed block, when the axle center structure is used, the supporting device is rotated outside the fixed block and rotated to a proper position, a hand-held propping device is used for screwing a device cylinder, the two threaded rods are outwards moved by the device cylinder until the propping device is propped against a proper position of a machine, an automatic supporting part is automatically supported, the supporting effect is better, when the device cylinder is continuously screwed to a proper distance, the device cylinder drives the installation cylinder to move, and the installation cylinder drives the rubber block to move, so that the rubber block is propped against the proper position.

Description

Axle center structure that bearing performance is strong

Technical Field

The utility model relates to the technical field of axle centers, in particular to an axle center structure with strong supporting performance.

Background

The shaft is a cylindrical object penetrating through the middle of the bearing or the middle of the wheel or the middle of the gear, but a small part of the shaft is square, the shaft is a mechanical part which supports the rotating part and rotates together with the rotating part to transmit motion, torque or bending moment, and the part which performs the rotation motion in the machine is arranged on the shaft;

when the existing shaft is used as a connecting shaft, the reserved shaft is generally short, the shaft center is prevented from being broken, but sometimes the driving is not matched, the middle distance is longer, the shaft center is required to be supported, the bearing is sleeved outside the shaft center when the existing shaft center is supported, then the supporting rod is welded outside the bearing and is propped against a proper position of a machine, the problem can be solved in the mode, when the emergency happens, the supporting rod is difficult to find a proper length, is generally long or short, and is difficult to use, so that the existing bearing is weak in supportability.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides an axle center structure with strong supporting performance, which is provided with an adjusting part, can adjust the length and can rotate along a bearing to select a proper position.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the shaft center structure with strong supporting performance comprises a shaft body, wherein a fixed block is arranged outside the shaft body through a bearing, a T-shaped groove is formed in the fixed block, a T-shaped block is connected inside the T-shaped groove in a sliding manner, and a supporting device is fixedly arranged on one side, far away from the fixed block, of the T-shaped block;

the supporting device comprises a connecting column fixedly arranged on one side of the T-shaped block, a threaded rod is fixedly arranged on one side, far away from the T-shaped block, of the connecting column, a nut is connected with the outer surface of the threaded rod in a threaded manner, and a device cylinder is fixedly arranged on the outer surface of the nut.

As a preferred embodiment, the number of nuts is two, and the two nut threads are oppositely distributed inside the device barrel.

As a preferred implementation mode, the inner walls of the two nuts are connected with threaded rods in a threaded mode, the two threaded rods are meshed with threads on the two nuts respectively, one end, away from the device cylinder, of the threaded rods is fixedly provided with a jacking device, and the other end, away from the device cylinder, of the threaded rods is fixedly provided with a connecting column.

As a preferred implementation mode, the jacking device comprises a mounting cylinder and a conical block, wherein the mounting cylinder and the conical block are mounted through bearings, a rubber block is fixedly mounted at the bottom of the mounting cylinder, and a cavity is connected to the outer portion of the rubber block.

As a preferred embodiment, the cavity is formed in the center of the conical block, and a fixing ring is fixedly installed in the cavity.

As a preferred embodiment, an extension spring is fixedly arranged between the fixed ring and the rubber block, the inner wall of the fixed ring is matched with the outer wall of the mounting cylinder, and the rubber block is matched with the cavity.

Compared with the prior art, the utility model has the advantages and positive effects that:

when the device is used, the supporting device is rotated outside the fixed block to rotate to a proper position when the device is required to be supported, the jacking device is held by a hand, the device cylinder is screwed, the two threaded rods are outwards moved by the device cylinder until the jacking device is jacked on a proper position of a machine, the device cylinder is automatically supported, the supporting effect is better, when the device cylinder is moved to a proper distance, the device cylinder is continuously screwed, the mounting cylinder is driven to move, and the mounting cylinder drives the rubber block to move, so that the rubber block is jacked on the mounting position.

Drawings

Fig. 1 is a schematic structural diagram of an axial structure with strong supporting performance.

FIG. 2 is a schematic diagram of a fixing block with a strong supporting function;

FIG. 3 is a schematic view of a supporting device with a strong supporting performance;

fig. 4 is a schematic view of a conical block structure of an axial structure with strong supporting performance.

Legend description:

1. a shaft body; 2. a fixed block; 3. a T-shaped groove; 4. a T-shaped block; 5. a support device; 51. a device cylinder; 52. a nut; 53. a threaded rod; 54. a connecting column; 6. a jacking device; 61. conical blocks; 62. a cavity; 63. a fixing ring; 64. a mounting cylinder; 65. a tension spring; 66. rubber blocks.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a strong axle center structure of supporting property, including axis body 1, the fixed block 2 is installed through the bearing in the outside of axis body 1, T-shaped groove 3 has been seted up to the inside of fixed block 2, T-shaped piece 4 has been seted up to the inside sliding connection of T-shaped groove 3, one side fixed mounting that T-shaped piece 4 was kept away from to T-shaped piece 4 has strutting arrangement 5, strutting arrangement 5 includes the spliced pole 54 of fixed mounting in one side of T-shaped piece 4, one side fixed mounting that the spliced pole 54 kept away from T-shaped piece 4 has threaded rod 53, threaded outer surface threaded connection of threaded rod 53 has nut 52, the surface fixed mounting of nut 52 has a device section of thick bamboo 51, the quantity of nut 52 is two, and two nut 52 screw threads are opposite distributes in the inside of a device section of thick bamboo 51, the equal threaded connection of inner wall of two nut 52 has threaded rod 53, two threaded rod 53 mesh with the screw thread on two nut 52 respectively, make a device section of thick bamboo 51 rotate when rotatory, make two threaded rod 53 outwards remove, can lengthen, one of them threaded rod 53 keep away from the one end of a device section of thick bamboo 51 and fixedly install the top tightly 6, one end that the threaded rod 53 kept away from a device section of thick bamboo 51, one end is kept away from the fixed connection of a threaded rod 54.

In this embodiment, when in use, when the support is needed, the support device 5 is rotated, the support device 5 rotates outside the fixed block 2 to a proper position, the holding-up device 6 is held by hand, the device cylinder 51 is screwed, the device cylinder 51 makes the two threaded rods 53 move outwards until the holding-up device 6 is held by hand at a proper position on the machine, the automatic support component is automatically supported, and the support effect is better.

Example 2

As shown in fig. 1-4, the tightening device 6 comprises a mounting cylinder 64 and a conical block 61, wherein the bottom of the mounting cylinder 64 is fixedly provided with a rubber block 66 through a bearing, the outer part of the rubber block 66 is connected with a cavity 62, the cavity 62 is formed in the center of the conical block 61, a fixing ring 63 is fixedly arranged in the cavity 62, an extension spring 65 is fixedly arranged between the fixing ring 63 and the rubber block 66, the inner wall of the fixing ring 63 is matched with the outer wall of the mounting cylinder 64, and the rubber block 66 is matched with the cavity 62.

In this embodiment, when the device cylinder 51 is continuously screwed when the device cylinder 51 is moved to a proper distance, the device cylinder 51 drives the mounting cylinder 64 to move, and the mounting cylinder 64 drives the rubber block 66 to move, so that the rubber block 66 is tightly propped against the mounting position.

Working principle:

when the utility model is used, as shown in fig. 1-4, when the utility model needs to be supported, the supporting device 5 is rotated, the supporting device 5 drives the T-shaped block 4 to slide, the T-shaped block 4 rotates in the T-shaped groove 3, the T-shaped groove 3 limits the T-shaped block 4, the T-shaped block 4 rotates outside the fixed block 2 to a proper position, the holding-up device 6 is held by hand, the device cylinder 51 is screwed, the device cylinder 51 drives the two nuts 52 to rotate, the two nuts 52 move the two threaded rods 53 outwards until the holding-up device 6 is held on the proper position of the machine, the supporting effect is better, when the supporting device cylinder 51 is moved to a proper distance, the mounting cylinder 64 is driven by the device cylinder 51 to move, the rubber block 66 is driven by the mounting cylinder 64 to move, the rubber block 66 stretches the stretching spring 65, and the fixing ring 63 is fixed in the cavity 62 to enable the rubber block 66 to be held in the position where the holding-up device is held.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims (6)

1. The shaft center structure with the strong supporting performance is characterized by comprising a shaft body (1), wherein a fixed block (2) is arranged outside the shaft body (1) through a bearing, a T-shaped groove (3) is formed in the fixed block (2), a T-shaped block (4) is connected inside the T-shaped groove (3) in a sliding manner, and a supporting device (5) is fixedly arranged on one side, far away from the fixed block (2), of the T-shaped block (4);

the supporting device (5) comprises a connecting column (54) fixedly arranged on one side of the T-shaped block (4), a threaded rod (53) is fixedly arranged on one side, far away from the T-shaped block (4), of the connecting column (54), a nut (52) is connected with the outer surface of the threaded rod (53) in a threaded manner, and a device cylinder (51) is fixedly arranged on the outer surface of the nut (52).

2. The high support hub structure of claim 1, wherein: the number of the nuts (52) is two, and the threads of the two nuts (52) are inversely distributed in the device cylinder (51).

3. The high support hub structure of claim 2, wherein: the inner walls of the two nuts (52) are connected with threaded rods (53) in a threaded mode, the two threaded rods (53) are meshed with threads on the two nuts (52) respectively, one end, far away from the device cylinder (51), of one threaded rod (53) is fixedly provided with a jacking device (6), and one end, far away from the device cylinder (51), of the two threaded rods (53) is fixedly provided with a connecting column (54).

4. A strong support shaft structure according to claim 3, wherein: the jacking device (6) comprises a mounting cylinder (64) and a conical block (61) which are mounted through bearings, a rubber block (66) is fixedly mounted at the bottom of the mounting cylinder (64), and a cavity (62) is connected to the outer portion of the rubber block (66).

5. The high support hub structure of claim 4, wherein: the cavity (62) is formed in the center of the conical block (61), and a fixing ring (63) is fixedly arranged in the cavity (62).

6. The high-support-performance axial structure of claim 5, wherein: an extension spring (65) is fixedly installed between the fixing ring (63) and the rubber block (66), the inner wall of the fixing ring (63) is matched with the outer wall of the mounting cylinder (64), and the rubber block (66) is matched with the cavity (62).