CN213744454U

CN213744454U - High-strength precise shaft core

Info

Publication number: CN213744454U
Application number: CN202022853059.9U
Authority: CN
Inventors: 陈立川
Original assignee: Weihai Shangdi Machinery Technology Co ltd
Current assignee: Weihai Shangdi Machinery Technology Co ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-07-20
Anticipated expiration: 2030-12-02

Abstract

The utility model discloses a high strength precision axle core, including axis body, block assembly and regulating block, the left of axis body is provided with first axle sleeve, and the left of first axle sleeve is provided with first interior axle, the right-hand block assembly that is provided with of axis body, and the outside of block assembly is provided with the antirust coat, block assembly includes axle sleeve, spread groove, jump-proof groove, hole groove, second interior axle and mounting groove, and jump-proof groove and hole groove have been seted up respectively to the outside of second axle sleeve, and the spread groove has been seted up to the left end of second axle sleeve, and axle in the right-hand second that is provided with of second axle sleeve, and the mounting groove has been seted up to the right-hand member in the second interior axle, and the outside fixed mounting of second axle sleeve has the fixture block, the inside of axis body is provided with the spring, spacing hole has been seted up to the top of first axle sleeve, and the inside in spacing hole is provided with the regulating block. This accurate axle core of high strength can be adjusted according to the demand, has improved the device's stability, and can avoid the surface to produce rust.

Description

High-strength precise shaft core

Technical Field

The utility model relates to a relevant technical field of axle core specifically is a high strength precision axle core.

Background

The shaft core is a cylindrical object penetrating through the middle of a bearing or the middle of a wheel, but a small part of the shaft core is square, and the shaft is a mechanical part which supports a rotating part and rotates together with the rotating part to transmit motion, torque or bending moment, so that the high-strength precise shaft core is particularly important.

The general high-strength precise shaft core is inconvenient to adjust, poor in stability and prone to rust on the surface after long-time use, so that the high-strength precise shaft core is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high strength precision axle core to solve the general high strength precision axle core that proposes in the above-mentioned background art, be not convenient for adjust, stability is not good, and the problem of long-time use surface easily producing rust.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high strength precision axle core, includes axis body, block assembly and regulating block, the left of axis body is provided with primary shaft cover, and primary shaft cover's left is provided with first interior axle, the right-hand block assembly that is provided with of axis body, and the outside of block assembly is provided with the antirust coat, the inside of axis body is provided with the spring, spacing hole has been seted up to the top of primary shaft cover, and the inside in spacing hole is provided with the regulating block.

Preferably, the shaft body and the first shaft sleeve are connected in a nesting mode, and the first shaft sleeve forms a sliding structure in the shaft body.

Preferably, the block assembly comprises a second shaft sleeve, a connecting groove, a jump-proof groove, a hole groove, a second inner shaft and a mounting groove, the jump-proof groove and the hole groove are respectively formed in the outer portion of the second shaft sleeve, the connecting groove is formed in the left end of the second shaft sleeve, the second inner shaft is arranged on the right side of the second shaft sleeve, the mounting groove is formed in the right end of the second inner shaft, and a fixture block is fixedly mounted on the outer portion of the second shaft sleeve.

Preferably, the second shaft sleeve forms a telescopic structure through a spring and a shaft body, and the block assembly and the first shaft sleeve are arranged correspondingly relative to the center line of the shaft body.

Preferably, the regulating block is connected with the shaft body and the block assembly in a clamping mode through a limiting hole, and the limiting hole is uniformly formed above the block assembly.

Preferably, the spring is fixedly provided with a limiting rod inside, and the limiting rod and the block assembly form a sliding structure.

Compared with the prior art, the beneficial effects of the utility model are that: the high-strength precise shaft core can be adjusted, the stability of the device is improved, and rust on the surface can be avoided;

1. the adjusting block is connected with the second shaft sleeve in a clamping mode through the limiting hole, so that the block assembly can be limited, the transverse movement deviation or shaking is avoided, the device can adapt to bearings of various sizes, and the adjustability of the device is effectively improved;

2. the second shaft sleeve is tightly connected with the shaft body through the clamping block arranged outside the second inner shaft and the second shaft sleeve in a clamping mode, and the connecting groove, the anti-jumping groove, the hole groove and the mounting groove are arranged outside the second shaft sleeve, so that the second shaft sleeve is tightly connected with the shaft body, and the stability of the device is effectively improved;

3. the outside through block group spare is provided with the antirust coat, can improve the device's rust-resistant nature, avoids meetting liquid such as water, carries out the corrosion to it, leads to the damage of part, influences the use, the effectual practicality that has improved the device.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic view of the overall structure of the block assembly of the present invention;

fig. 4 is a schematic side view of the second shaft sleeve and the second inner shaft connection according to the present invention.

In the figure: 1. a shaft body; 2. a first bushing; 3. a block assembly; 301. a second shaft sleeve; 302. connecting grooves; 303. preventing the groove from jumping; 304. a hole groove; 305. a second inner shaft; 306. mounting grooves; 4. a rust-proof layer; 5. a clamping block; 6. a first inner shaft; 7. a limiting hole; 8. an adjusting block; 9. a spring; 10. a limiting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a high-strength precise shaft core comprises a shaft body 1, a first shaft sleeve 2, a block assembly 3, a second shaft sleeve 301, a connecting groove 302, a jump-proof groove 303, a hole groove 304, a second inner shaft 305, a mounting groove 306, an anti-rust layer 4, a fixture block 5, a first inner shaft 6, a limiting hole 7, an adjusting block 8, a spring 9 and a limiting rod 10, wherein the first shaft sleeve 2 is arranged on the left side of the shaft body 1, the first inner shaft 6 is arranged on the left side of the first shaft sleeve 2, the block assembly 3 is arranged on the right side of the shaft body 1, the anti-rust layer 4 is arranged outside the block assembly 3, the block assembly 3 comprises a second shaft sleeve 301, a connecting groove 302, a jump-proof groove 303, a hole groove 304, a second inner shaft 305 and a mounting groove 306, the jump-proof groove 303 and the hole groove 304 are respectively arranged outside the second shaft sleeve 301, the connecting groove 302 is arranged at the left end of the second shaft sleeve 301, the second inner shaft 305 is arranged on the right side of the second shaft sleeve 301, the right side of the second inner shaft 305 and the mounting groove 306 is arranged at the right end of the second inner shaft 305, and the outside fixed mounting of second shaft sleeve 301 has fixture block 5, and the inside of axis body 1 is provided with spring 9, and spacing hole 7 has been seted up to the top of first shaft sleeve 2, and the inside of spacing hole 7 is provided with regulating block 8.

As shown in fig. 1, 3 and 4, the shaft body 1 and the first shaft sleeve 2 are connected in a nested manner, the first shaft sleeve 2 forms a sliding structure in the shaft body 1 and can be adjusted as required, the second shaft sleeve 301 forms a telescopic structure with the shaft body 1 through a spring 9, and the block assembly 3 and the first shaft sleeve 2 are correspondingly arranged with respect to the central line of the shaft body 1 and can be connected more stably;

as the inside fixed mounting of spring 9 has gag lever post 10 in fig. 1 and fig. 2, and gag lever post 10 and block subassembly 3 constitute sliding structure, can carry on spacingly to block subassembly 3, avoid rocking, break away from former definite size, regulating block 8 all adopts the mode of block to be connected with axis body 1 and block subassembly 3 through spacing hole 7, and spacing hole 7 evenly sets up in block subassembly 3's top, can transversely spacing to block subassembly 3, can adapt to various sizes.

The working principle is as follows: when the high-strength precise shaft core is used, firstly, as shown in a figure 1, a figure 3 and a figure 4, when in installation, an adjusting block 8 is arranged and connected with a second shaft sleeve 301 through a limiting hole 7 in a clamping mode, the block assembly 3 can be limited, the generation of offset or shaking of transverse motion is avoided, so that bearings with various sizes can be adapted, the second shaft sleeve 301 is matched to form a telescopic structure through a spring 9 and a shaft body 1, the block assembly 3 can be limited transversely, the shaking is avoided, as shown in a figure 1 and a figure 2, a clamping block 5 arranged outside a second inner shaft 305 is connected with the second shaft sleeve 301 in a clamping mode, a connecting groove 302, a jump-proof groove 303, a hole groove 304 and a mounting groove 306 are arranged outside the second shaft sleeve 301, the second shaft sleeve 301 can be tightly connected with the shaft body 1, the overall strength of the shaft core is improved, an anti-rust layer 4 is arranged outside the block assembly 3, the rust resistance of the device is effectively improved, and the whole process of using the high-strength precise shaft core is realized.

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

Claims

1. The utility model provides a accurate axle core of high strength, includes axis body (1), block group spare (3) and regulating block (8), its characterized in that: the shaft body (1) is provided with a first shaft sleeve (2) on the left, a first inner shaft (6) is arranged on the left of the first shaft sleeve (2), a block assembly (3) is arranged on the right of the shaft body (1), an anti-rust layer (4) is arranged outside the block assembly (3), a spring (9) is arranged inside the shaft body (1), a limiting hole (7) is formed in the upper portion of the first shaft sleeve (2), and an adjusting block (8) is arranged inside the limiting hole (7).

2. A high strength precision spindle according to claim 1, wherein: the shaft body (1) is connected with the first shaft sleeve (2) in a nesting mode, and the first shaft sleeve (2) forms a sliding structure in the shaft body (1).

3. A high strength precision spindle according to claim 1, wherein: the block component (3) comprises a second shaft sleeve (301), a connecting groove (302), a jump-proof groove (303), a hole groove (304), a second inner shaft (305) and a mounting groove (306), the jump-proof groove (303) and the hole groove (304) are respectively formed in the outer portion of the second shaft sleeve (301), the connecting groove (302) is formed in the left end of the second shaft sleeve (301), the second inner shaft (305) is arranged on the right side of the second shaft sleeve (301), the mounting groove (306) is formed in the right end of the second inner shaft (305), and a clamping block (5) is fixedly mounted on the outer portion of the second shaft sleeve (301).

4. A high strength precision spindle according to claim 3, wherein: the second shaft sleeve (301) forms a telescopic structure through a spring (9) and the shaft body (1), and the block assembly (3) and the first shaft sleeve (2) are correspondingly arranged relative to the central line of the shaft body (1).

5. A high strength precision spindle according to claim 1, wherein: the adjusting block (8) is connected with the shaft body (1) and the block assembly (3) in a clamping mode through the limiting holes (7), and the limiting holes (7) are evenly formed above the block assembly (3).

6. A high strength precision spindle according to claim 3, wherein: the limiting rod (10) is fixedly mounted inside the spring (9), and the limiting rod (10) and the second shaft sleeve (301) form a sliding structure.