CN220365068U

CN220365068U - Mounting mechanism and excavator movable arm oil cylinder

Info

Publication number: CN220365068U
Application number: CN202321813525.8U
Authority: CN
Inventors: 方新姣; 余峰; 余婷
Original assignee: Wuhan Shengshi Ankang Construction Engineering Co ltd
Current assignee: Wuhan Shengshi Ankang Construction Engineering Co ltd
Priority date: 2023-07-11
Filing date: 2023-07-11
Publication date: 2024-01-19
Anticipated expiration: 2033-07-11

Abstract

The utility model relates to the technical field of hydraulic cylinders, in particular to a mounting mechanism and a movable arm cylinder of an excavator, which comprise the following components: the lower part of the oil cylinder body is connected with a mounting plate, the mounting plate is connected with the U-shaped mounting block through a first column, one end of the first column is fixedly connected with a second plate, the second plate is connected with the U-shaped mounting block through a bolt, and the first plate is arranged on the side face of the U-shaped mounting block; the beneficial effects are as follows: when the oil cylinder needs to be installed, the position of the limiting block is adjusted to prop against the mounting plate through rotating the operating rod, the first cylinder is inserted into the through groove, the clamping block is stirred to drive the second cylinder to move, the clamping block is loosened again when the clamping groove moves to the corresponding position, the second cylinder is inserted into the clamping groove, the bolt is inserted into the first threaded hole and the second threaded hole, the limiting block is restored to the original position, when the oil cylinder needs to be replaced, the limiting block is adjusted to fix the mounting plate, the bolt is removed, the second cylinder is pulled out of the clamping groove, and finally the first cylinder is removed to replace the oil cylinder.

Description

Mounting mechanism and excavator movable arm oil cylinder

Technical Field

The utility model relates to the field of hydraulic cylinders, in particular to a mounting mechanism and an excavator movable arm cylinder.

Background

The hydraulic cylinder is a hydraulic executive component which converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion), has simple structure and reliable work, can avoid a speed reducing device when being used for realizing reciprocating motion, has no transmission clearance and stable motion, and is widely applied to hydraulic systems of various machines.

In the prior art, the movable arm of the excavator is operated by the hydraulic oil cylinder, so that the excavator can work normally conveniently, and stable and enough energy supply can be provided.

However, the traditional oil cylinder mounting mechanism is assembled and disassembled in a manual knocking mode in the prior art, so that the labor intensity and the efficiency during the assembly and the disassembly are not in direct proportion, and the end face of the mounting mechanism part is likely to deform due to multiple times of knocking, the part is required to be replaced for multiple times, and the maintenance cost is increased.

Disclosure of Invention

The utility model aims to provide an installation mechanism and an excavator movable arm oil cylinder so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a mounting mechanism, the mounting mechanism comprising: the oil cylinder comprises an oil cylinder body and a U-shaped mounting block, wherein the bottom end of the oil cylinder body is fixedly connected with a mounting plate, the mounting plate is inserted into the U-shaped mounting block, through grooves are formed in the mounting plate and the U-shaped mounting block, and a spherical gasket is arranged on the inner side of the U-shaped mounting block;

the second plate is fixedly connected with the first column, the lower surface of the second plate is provided with a first threaded hole, and the lower surface of one end of the first column is provided with a clamping groove;

the first plate is fixed on the side face of the U-shaped installation block, and through holes are formed in the surface of the first plate.

Preferably, a threaded hole III is formed in the lower surface of the U-shaped mounting block, a threaded rod is inserted into the threaded hole III, one end of the threaded rod is fixedly connected with a limiting block, the other end of the threaded rod is fixedly connected with an adjusting disc, and an operating rod is arranged on the surface of the adjusting disc.

Preferably, the mounting plate and the U-shaped mounting block are connected by inserting the first column into the through groove.

Preferably, the spherical washers are two groups, the two groups of spherical washers are respectively positioned at the inner sides of the U-shaped mounting blocks, an adhesive is arranged between the spherical washers and the U-shaped mounting blocks, and the outer surfaces of the spherical washers are fixedly connected with the inner side surfaces of the U-shaped mounting blocks through the adhesive.

Preferably, a threaded hole II is formed in the side face of the U-shaped mounting block, the bolt is inserted into the threaded hole I and the threaded hole II, the second plate is connected with the U-shaped mounting block, and a damage prevention pad is arranged between the second plate and a nut of the bolt.

Preferably, the lower surface of the first plate is fixedly connected with a spring, the other end of the spring is fixedly connected with the clamping block, a second cylinder is arranged in the spring, and one end of the second cylinder is fixedly connected with the upper surface of the clamping block.

Preferably, the clamping groove is connected with the through hole through the second column.

A movable arm cylinder of an excavator comprises the mounting mechanism.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model provides a mounting mechanism and excavator arm hydro-cylinder, when the need install the hydro-cylinder, the position of stopper is adjusted through rotating the action bars and is supported the mounting panel earlier, insert the logical inslot with first cylinder again, stir the fixture block simultaneously and drive the second cylinder and remove, loosen the fixture block again when the draw-in groove moves to corresponding position, make the second cylinder insert the draw-in groove under the effect of spring, insert screw hole one and screw hole two with the bolt again, at last resume the stopper normal position, when the hydro-cylinder needs to be changed, at first adjust the stopper and carry out the fixed mounting panel, remove the bolt again, extract the draw-in groove with the second cylinder again, take off first cylinder at last, be convenient for change the hydro-cylinder; the problem that in the prior art, the oil cylinder installation mechanism is assembled and disassembled in a manual knocking mode in the prior art, so that the labor intensity and the efficiency during the assembly and the disassembly are not in direct proportion, the end face of the installation mechanism part is deformed possibly due to multiple times of knocking, the part is required to be replaced for multiple times, and the maintenance cost is increased is avoided.

Drawings

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

FIG. 2 is a left side view of the structure of the present utility model;

FIG. 3 is a schematic diagram of the main structure of the present utility model;

FIG. 4 is a schematic view of a part of the structure of the present utility model.

In the figure: 1. an oil cylinder body; 2. a mounting plate; 3. a first column; 4. a first plate member; 5. a clamping block; 6. a limiting block; 7. a threaded rod; 8. an operation lever; 9. an adjusting disc; 10. a damage prevention pad; 11. a bolt; 12. a U-shaped mounting block; 13. a second plate member; 14. a second column; 15. a spring; 16. a clamping groove; 17. a threaded hole III; 18. a threaded hole II; 19. a first threaded hole; 20. a through hole; 21. spherical washers.

Detailed Description

In order to make the objects, technical solutions, and advantages of the present utility model more apparent, the embodiments of the present utility model will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present utility model, are intended to be illustrative only and not limiting of the embodiments of the present utility model, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present utility model.

In the description of the present utility model, it should be noted that the terms "center," "middle," "upper," "lower," "left," "right," "inner," "outer," "top," "bottom," "side," "vertical," "horizontal," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "a," an, "" the first, "" the second, "" the third, "" the fourth, "" the fifth, "and the sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

For purposes of brevity and description, the principles of the embodiments are described primarily by reference to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one of ordinary skill in the art that the embodiments may be practiced without limitation to these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.

Example 1

Referring to fig. 1 to 4, the present utility model provides a technical solution: a mounting mechanism, the mounting mechanism comprising: the oil cylinder comprises an oil cylinder body 1 and a U-shaped mounting block 12, wherein the bottom end of the oil cylinder body 1 is fixedly connected with a mounting plate 2, the mounting plate 2 is inserted into the U-shaped mounting block 12, and through grooves are formed in the mounting plate 2 and the U-shaped mounting block 12; the second plate 13 is fixedly connected with the first column 3, a first threaded hole 19 is formed in the lower surface of the second plate 13, and a clamping groove 16 is formed in the lower surface of one end of the first column 3; the first plate 4, the first plate 4 is fixed on the side of the U-shaped mounting block 12, the surface of the first plate 4 is provided with a through hole 20, and the excavator arm cylinder comprises the mounting mechanism;

when the oil cylinder is required to be installed, the position of the limiting block 6 is adjusted through the rotating operation rod 8 to prop against the mounting plate 2, the first cylinder 3 is inserted into the through groove, the clamping block 5 is simultaneously stirred to drive the second cylinder 14 to move, the clamping block 5 is released when the clamping groove 16 moves to the corresponding position, the second cylinder 14 is inserted into the clamping groove 16 under the action of the spring 15, the bolt 11 is inserted into the threaded hole I19 and the threaded hole II 18, the limiting block 6 is finally restored to the original position, when the oil cylinder is required to be replaced, the limiting block 6 is firstly adjusted to fix the mounting plate 2, the bolt 11 is removed, the second cylinder 14 is pulled out of the clamping groove 16, and finally the first cylinder 3 is removed, so that the oil cylinder is convenient to replace.

Example two

A threaded hole III 17 is formed on the basis of the first embodiment, the threaded hole III 17 is formed in the lower surface of the U-shaped mounting block 12, a threaded rod 7 is inserted into the threaded hole III 17, one end of the threaded rod 7 is fixedly connected with a limiting block 6, the other end of the threaded rod 7 is fixedly connected with an adjusting disc 9, and an operating rod 8 is arranged on the surface of the adjusting disc 9;

when the hydraulic oil cylinder is used, the operation rod 8 is rotated to further adjust the limiting block 6, so that the limiting block 6 props against the mounting plate 2, the mounting plate 2 is conveniently limited when the oil cylinder is mounted and dismounted, and the mounting efficiency is improved.

Example III

On the basis of the second embodiment, two groups of spherical gaskets 21 are arranged, the two groups of spherical gaskets 21 are respectively positioned at the inner sides of the U-shaped mounting blocks 12, an adhesive is arranged between the spherical gaskets 21 and the U-shaped mounting blocks 12, the outer surface of the spherical gasket 21 is fixedly connected with the inner side surface of the U-shaped mounting blocks 12 through the adhesive, and a damage prevention pad 10 is arranged between the second plate 13 and the nuts of the bolts 11;

when the U-shaped mounting block is used, the outer surface of the spherical gasket 21 is fixedly connected with the inner side surface of the U-shaped mounting block 12 through an adhesive, stability among devices is guaranteed, the spherical gasket 21 is positioned on the inner side of the U-shaped mounting block 12, the damage prevention pad 10 is positioned between the second plate 13 and the nut of the bolt 11, abrasion between the mounting plate 2 and the U-shaped mounting block 12 and abrasion between the second plate 13 and the nut of the bolt 11 are reduced, and maintenance cost is reduced.

Working principle: when the oil cylinder is required to be installed in actual use, the position of the limiting block 6 is adjusted by rotating the operating rod 8 to prop against the mounting plate 2, then the first cylinder 3 is inserted into the through groove, meanwhile, the clamping block 5 is stirred to drive the second cylinder 14 to move, when the clamping groove 16 moves to the corresponding position, the clamping block 5 is loosened, the second cylinder 14 is inserted into the clamping groove 16 under the action of the spring 15, the bolt 11 is inserted into the threaded hole I19 and the threaded hole II 18, finally, the limiting block 6 is restored to the original position, when the oil cylinder is required to be replaced, the limiting block 6 is firstly adjusted to fix the mounting plate 2, the bolt 11 is removed, the second cylinder 14 is pulled out of the clamping groove 16, finally the first cylinder 3 is removed, and the oil cylinder is convenient to replace, so that the problem that in the prior art, the oil cylinder mounting mechanism is assembled and disassembled in a manual knocking mode in the prior art is avoided, the labor intensity and efficiency in the mounting and the dismounting are not in proportion, and the problem that the parts are required to be replaced for multiple times because the end faces of the mounting mechanism are deformed, and the maintenance cost is increased.

Although embodiments of the present utility model 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 therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A mounting mechanism, characterized in that: the mounting mechanism includes: the oil cylinder comprises an oil cylinder body (1) and a U-shaped mounting block (12), wherein the bottom end of the oil cylinder body (1) is fixedly connected with a mounting plate (2), the mounting plate (2) is inserted into the U-shaped mounting block (12), through grooves are formed in the mounting plate (2) and the U-shaped mounting block (12), and a spherical gasket (21) is arranged on the inner side of the U-shaped mounting block (12);

the second plate (13), the second plate (13) is fixedly connected with the first column (3), a first threaded hole (19) is formed in the lower surface of the second plate (13), and a clamping groove (16) is formed in the lower surface of one end of the first column (3);

the first plate (4), the side of first plate (4) is fixed in U-shaped installation piece (12), and through-hole (20) are seted up on the surface of first plate (4).

2. A mounting mechanism according to claim 1, wherein: threaded hole III (17) have been seted up to U-shaped installation piece (12) lower surface, insert threaded rod (7) in threaded hole III (17), threaded rod (7) one end fixed connection stopper (6), threaded rod (7) other end fixed connection regulation disc (9), the surface of regulation disc (9) is provided with action bars (8).

3. A mounting mechanism according to claim 2, wherein: the mounting plate (2) and the U-shaped mounting block (12) are connected by inserting the first column (3) into the through groove.

4. A mounting mechanism according to claim 3, wherein: the spherical gaskets (21) are provided with two groups, the two groups of spherical gaskets (21) are respectively positioned at the inner sides of the U-shaped mounting blocks (12), an adhesive is arranged between the spherical gaskets (21) and the U-shaped mounting blocks (12), and the outer surfaces of the spherical gaskets (21) are fixedly connected with the inner side surfaces of the U-shaped mounting blocks (12) through the adhesive.

5. A mounting mechanism according to claim 4, wherein: screw holes II (18) are formed in the side faces of the U-shaped mounting blocks (12), bolts (11) are inserted into the screw threads I and the screw holes II (18), the second plate (13) is connected with the U-shaped mounting blocks (12), and loss prevention pads (10) are arranged between the nuts of the second plate (13) and the bolts (11).

6. A mounting mechanism according to claim 5, wherein: the lower surface of first plate (4) fixed connection spring (15), spring (15) other end fixed connection are in fixture block (5), and spring (15) inside is provided with second post (14), and the upper surface of fixture block (5) is connected fixedly to second post (14) one end.

7. A mounting mechanism according to claim 6, wherein: the clamping groove (16) is connected with the through hole (20) through the second column (14).

8. The utility model provides a digger movable arm hydro-cylinder which characterized in that: a mounting mechanism comprising any one of the above claims 1-7.