CN219119654U

CN219119654U - Bushing for engineering machinery

Info

Publication number: CN219119654U
Application number: CN202320040965.8U
Authority: CN
Inventors: 袁明道; 袁恺; 岳明明; 于怡; 王京胜; 袁顺
Original assignee: Qingdao Kairuite Precision Machinery Co ltd
Current assignee: Qingdao Kairuite Precision Machinery Co ltd
Priority date: 2023-01-08
Filing date: 2023-01-08
Publication date: 2023-06-02
Anticipated expiration: 2033-01-08

Abstract

The utility model discloses a bushing for engineering machinery, which belongs to the technical field of mechanical bushings and comprises a sleeve, wherein flanges are arranged on two sides of the sleeve, a connecting mechanism is arranged in the flange, the connecting mechanism comprises a movable ring, a connecting block, a limiting rod and a clamping mechanism, the movable ring is sleeved at the inner edge position of the flange, the connecting block is fixedly connected with the limiting rod, the limiting rod penetrates through the inner part of the movable ring, a spring II is sleeved outside the connecting block, the spring II is positioned in the movable ring, the spring II is always in a compressed state, the clamping mechanism comprises an arc-shaped plate, a spring I, a fixing rod and a clamping plate, the spring I is sleeved outside the fixing ring, and the spring I is always in a compressed state, so that the connecting efficiency of the sleeve is greatly improved, the connecting stability of the sleeve is ensured, and the operation is convenient.

Description

Bushing for engineering machinery

Technical Field

The utility model relates to the technical field of mechanical bushings, in particular to a bushing for engineering machinery.

Background

In mechanical transmission parts, parts are often worn due to long-term friction, and when the clearance between the shaft and the hole is worn to a certain extent, the parts must be replaced, so that a designer can select a shaft sleeve or a bushing with lower hardness and better wear resistance for design, the wear of the shaft and the seat can be reduced, and when the shaft sleeve or the bushing is worn to a certain extent, the replacement can be performed, and the cost for replacing the shaft or the seat can be saved.

The existing lining for engineering machinery needs to be installed in the using process, needs to be replaced under the condition of serious abrasion, is difficult to ensure the installing efficiency and the installing stability of the lining in the installing and replacing process, cannot better meet the installing requirement of staff, and has the defects in use, so that the lining for engineering machinery is provided.

Disclosure of Invention

The utility model provides a bushing for engineering machinery, which aims to solve the technical defects.

The specific technical scheme provided by the utility model is as follows:

the utility model provides a bushing for engineering machinery, which comprises a sleeve, wherein flanges are arranged on two sides of the sleeve, a connecting mechanism is arranged in the flanges, the connecting mechanism comprises a movable ring, a connecting block, a limiting rod and a clamping mechanism, the movable ring is sleeved at the inner edge position of the flange, the connecting block is fixedly connected with the limiting rod, the limiting rod penetrates through the inner part of the movable ring, a spring II is sleeved outside the connecting block, the spring II is positioned in the movable ring, and the spring II is always in a compressed state.

Optionally, the fixture includes arc, spring one, dead lever and grip block, the spring one cup joints in the outside of fixed ring, and spring one is in the compressed state all the time.

Optionally, the arc is located the inside of sleeve, the up end of arc and the lower terminal surface sliding contact of limiting rod, the lower extreme of limiting rod is the arcwall face setting.

Optionally, dead lever fixed connection is at the lower terminal surface of arc, the dead lever slides and runs through in telescopic inside, grip block fixed connection is at the lower terminal surface of dead lever, the grip block is the arc setting, the quantity of grip block is two, and is relative setting between it.

Optionally, the upper end face of the first spring is contacted with the arc-shaped plate, and the first spring is not separated from the fixed rod all the time.

Optionally, a groove is formed in the upper end position of the inside of the connecting block, and the upper end face of the connecting block is connected with the arc-shaped face of the outer peripheral face of the movable ring in the same mode.

The utility model has the following beneficial technical effects:

the utility model provides a bushing for engineering machinery, which moves along with a moving ring through a connecting block and a limiting rod, relative sliding is generated between the bushing and an arc plate in the moving process of the limiting rod, the arc plate and the limiting rod are not separated all the time, then the limiting rod is clamped into the arc plate in the moving process, then the connection between the arc plate and the limiting rod is realized, the arc plate can push a fixed rod under the pushing action of the moving limiting rod, and then two opposite clamping plates can be driven to move close to each other, so that a shaft body in the middle position can be extruded and limited, the arc plate can be ensured to be always contacted with the limiting rod under the action of a first spring, the arc plate can be ensured to move all the time according to the action of the limiting rod, the central shaft can be rapidly clamped, the connecting efficiency of a sleeve is greatly improved, meanwhile, the connecting stability of the sleeve is ensured, and the operation is convenient.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a view showing the combination of the moving ring and the connecting block according to the present utility model;

FIG. 3 is a view of the junction of the connecting block and the restraining bar of the present utility model;

fig. 4 is a combination view of the fixing rod and the second spring of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a sleeve; 2. a moving ring; 3. a connecting block; 4. a limiting rod; 5. an arc-shaped plate; 6. a first spring; 7. a fixed rod; 8. a second spring; 9. clamping plate

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in further detail below with reference to the accompanying drawings, and it is apparent that the described embodiments are only some embodiments of the present utility model, 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.

A bushing for a construction machine according to an embodiment of the present utility model will be described in detail with reference to fig. 1 to 4.

Referring to fig. 1, the bushing for engineering machinery provided by the embodiment of the utility model comprises a sleeve 1, flanges are arranged on two sides of the sleeve 1, a connecting mechanism is arranged in the flange, the connecting mechanism comprises a movable ring 2, a connecting block 3, a limiting rod 4 and a clamping mechanism, the movable ring 2 is sleeved at the inner edge position of the flange, the connecting block 3 and the limiting rod 4 are fixedly connected, the limiting rod 4 penetrates through the inside of the movable ring 2, a spring II 8 is sleeved outside the connecting block 3, the spring II 8 is positioned inside the movable ring 2, the spring II is always in a compressed state, a groove is formed in the upper end position of the inside of the connecting block 3, the upper end surface of the connecting block 3 is connected with the outer circumferential arc surface of the movable ring 2 in the same manner, the arc plate 5 can push a fixed rod 7 under the pushing action of the movement of the limiting rod 4, two opposite clamping plates 9 can be driven to move close to each other, the shaft body at the middle position can be limited by extrusion, the action of the spring II can be ensured to always contact the arc plate 5 with the arc plate 4, the sleeve 4 can be connected with the arc plate 1 in a large scale, the stability can be ensured, and the sleeve 1 can be conveniently connected with the arc plate 1 in a large scale.

The connecting shaft body penetrates through the sleeve 1, then the movable ring 2 is held to rotate, then the movable ring 2 is moved along with the movable ring 2 through the connecting block 3 and the limiting rod 4, relative sliding is generated between the upper end face of the arc plate 5 and the lower end face of the limiting rod 4, the arc plate 5 and the limiting rod 4 are not separated all the time, the limiting rod 4 can be clamped into the inner part of the arc plate 5 in the moving process, connection between the arc plate 5 and the limiting rod 4 is realized, the clamping mechanism comprises the arc plate 5, a first spring 6, a fixed rod 7 and a clamping plate 8, the first spring 6 is sleeved outside the fixed ring 7, the first spring 6 is always in a compressed state, the arc plate 5 is positioned in the sleeve 1, the upper end face of the arc plate 5 is in sliding contact with the lower end face of the limiting rod 4, the lower end face of the limiting rod 4 is arranged in an arc face, the fixed rod 7 is fixedly connected with the lower end face of the arc plate 5, the fixed rod 7 is in a sliding penetrating mode in the inner part of the sleeve 1, the clamping plate 9 is fixedly connected with the lower end face of the fixed rod 7, the first spring 9 is arranged in a state, the number of the clamping plate is not contacted with the first spring 6, and the first spring is arranged between the first spring and the second spring 6 is not in sliding in contact with the arc plate 6.

In the process of installation and connection, the bushing is required to be connected with the connecting shaft, in the process of installation and connection and use, firstly, the connecting shaft body penetrates through the sleeve 1, then the moving ring 2 is held to rotate, then the connecting block 3 and the limiting rod 4 move along with the moving ring 2, relative sliding is generated between the limiting rod 4 and the arc-shaped plate 5, the arc-shaped plate 5 and the limiting rod 4 are not separated all the time, the limiting rod 4 is clamped into the arc-shaped plate 5 in the moving process, connection between the arc-shaped plate 5 and the limiting rod 4 is realized, the arc-shaped plate 5 can push the fixed rod 7 under the pushing action of the limiting rod 4, then the two opposite clamping plates 9 can be driven to move close to each other, then the shaft body in the middle position can be extruded and limited, the arc-shaped plate 5 can be ensured to be always contacted with the limiting rod 4 under the action of the spring 6, the arc-shaped plate 5 can be ensured to always move according to the action of the limiting rod 4, the center shaft can be clamped quickly, the efficiency of the sleeve 1 is greatly improved, the stability of the sleeve connection is ensured, and the stability of the sleeve connection is also ensured, and the stability of the sleeve connection is convenient.

It will be apparent to those skilled in the art that various modifications and variations can be made to the embodiments of the present utility model without departing from the spirit or scope of the embodiments of the utility model. Thus, if such modifications and variations of the embodiments of the present utility model fall within the scope of the claims and the equivalents thereof, the present utility model is also intended to include such modifications and variations.

Claims

1. The utility model provides a bush for engineering machine tool, includes the sleeve, its characterized in that, telescopic both sides all are provided with the flange, the inside of flange is provided with coupling mechanism, coupling mechanism is including removing ring, connecting block, limit pole and fixture, remove the ring and cup joint in the inside edge position of flange, fixed connection between connecting block and the limit pole, limit pole runs through the inside at removing the ring, the outside of connecting block has cup jointed the spring two, the spring two is located the inside of removing the ring, and the spring two is in by compression state all the time.

2. The bushing for a construction machine according to claim 1, wherein the clamping mechanism comprises an arc plate, a first spring, a fixing rod and a clamping plate, wherein the first spring is sleeved outside the fixing ring, and the first spring is always in a compressed state.

3. The bushing for construction machine according to claim 2, wherein the arcuate plate is located inside the sleeve, an upper end surface of the arcuate plate is in sliding contact with a lower end surface of the restricting lever, and a lower end of the restricting lever is disposed in an arcuate surface.

4. The bushing for construction machine according to claim 3, wherein the fixing rod is fixedly connected to the lower end face of the arc-shaped plate, the fixing rod is slidably inserted into the sleeve, the clamping plates are fixedly connected to the lower end face of the fixing rod, the clamping plates are arranged in an arc shape, and the number of the clamping plates is two, and the clamping plates are arranged oppositely.

5. The bushing for construction machine according to claim 4, wherein the upper end surface of the first spring is in contact with the arcuate plate, and the first spring is not always separated from the fixing rod.

6. The bushing for construction machine according to claim 1, wherein the connecting block is provided with a groove at an inner upper end position thereof, and an upper end surface of the connecting block is engaged with an arcuate surface of an outer peripheral surface of the movable ring in the same manner.