CN220850209U

CN220850209U - Oil cylinder stretching concentric mechanism

Info

Publication number: CN220850209U
Application number: CN202322773301.5U
Authority: CN
Inventors: 袁宝兴
Original assignee: WUXI QINENG WELDING EQUIPMENT CO Ltd
Current assignee: WUXI QINENG WELDING EQUIPMENT CO Ltd
Priority date: 2023-10-17
Filing date: 2023-10-17
Publication date: 2024-04-26
Anticipated expiration: 2033-10-17

Abstract

The utility model discloses an oil cylinder stretching concentric mechanism, in particular to the field of oil cylinder stretching concentric mechanisms, which comprises a machine table panel, wherein a gear box is fixed at the bottom of the machine table panel, and a main shaft extending to the outer side is arranged in the gear box; the device is provided with the reinforcing device, so that the reinforcing plate at the outer side of the movable block is movably inserted into the corresponding shell part, the supporting structure of the connecting part of the gearbox and the bottom shell is stable and not loose, and meanwhile, the device adopts the upper and lower circular flange structural design, well matches with the gearbox and the bearing cover plate, ensures that the pull rod is concentric with the oil cylinder main body, and achieves the purposes of improving the stability and prolonging the service life; the device is provided with the supporting device, so that one end of the supporting rod is movably inserted into a groove preset in the oil cylinder main body, the effect of reinforcing the connecting part between the tensioning oil cylinder bracket and the oil cylinder main body is achieved, and the structural stability of the oil cylinder main body after installation is further improved.

Description

Oil cylinder stretching concentric mechanism

Technical Field

The utility model relates to the technical field of oil cylinder stretching concentric mechanisms, in particular to an oil cylinder stretching concentric mechanism.

Background

The cylinder is a hydraulic executive component which converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion), and has simple structure and reliable operation. When it is used to realize reciprocating motion, it can eliminate speed reducer, and has no transmission clearance and smooth motion, so that it can be widely used in hydraulic systems of various machines. The output force of the hydraulic cylinder is in direct proportion to the effective area of the piston and the pressure difference between two sides of the effective area of the piston; the hydraulic cylinder basically consists of a cylinder barrel, a cylinder cover, a piston rod, a sealing device, a buffer device and an exhaust device. The buffer device and the exhaust device are determined according to specific application occasions, other devices are indispensable, and the existing oil cylinder stretching bracket is generally designed in a shape of a Chinese character 'ji';

However, in the use process of the traditional oil cylinder stretching bracket, the design of ensuring the concentricity of an oil cylinder shaft and a pull rod is not provided for the 'nearly' shaped oil cylinder bracket, and under the condition of poor concentricity, the pull rod rotates under the action of pulling force, so that the pull rod is easy to twist off, the oil cylinder is damaged, the oil cylinder bracket structure belongs to an elongated piece, and the outer side is lack of reinforcement, so that the problem of poor stress condition and instability is caused; accordingly, one skilled in the art would provide a cylinder stretching concentric mechanism to solve the problems set forth in the background art.

Disclosure of utility model

The utility model aims to provide an oil cylinder stretching concentric mechanism so as to solve the problems in the prior art.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a tensile concentric mechanism of hydro-cylinder, includes the board panel, the bottom of board panel is fixed with the gear box, the inside of gear box is provided with the main shaft that extends to the outside, the pull rod is installed to the inside cooperation of main shaft, the bearing apron is installed to the bottom of gear box, the bottom of gear box is connected with reinforcing apparatus, the bottom of gear box is provided with the casing, and one side of this casing is fixed with the movable bearing part that rises, the bottom of the movable bearing part that rises is provided with the tight hydro-cylinder support that rises, the hydro-cylinder main part is installed to the bottom of the tight hydro-cylinder support that rises, the outside of the tight hydro-cylinder support that rises is provided with strutting arrangement.

As still further aspects of the utility model: the reinforcing device comprises a metal frame, a protective cover is fixed at the bottom of the metal frame, a supporting spring is arranged on the inner wall of one side of the protective cover, one end of the supporting spring is connected with a movable frame, one end of the movable frame is provided with a limiting frame, one side of the limiting frame is fixedly provided with a movable block, and one side of the movable block is provided with a reinforcing plate.

As still further aspects of the utility model: connecting sleeves are fixed at two ends of the limiting frame, a rotating frame is connected to the outer side of the connecting sleeve through a rotating shaft in a rotating mode, and a sliding block is connected to one end of the rotating frame through the rotating shaft in a rotating mode.

As still further aspects of the utility model: the metal frame is fixedly connected with the gear box, and a sliding groove is formed in the metal frame.

As still further aspects of the utility model: the supporting device comprises a reinforcing frame, a connecting metal plate is fixed on the outer side of the reinforcing frame, a guide plate is installed at the bottom of the connecting metal plate, an installation shell is fixed on one side of the guide plate, a connecting spring is arranged on the inner wall of one side of the installation shell, one end of the connecting spring is connected with a limiting pad, and a supporting rod penetrating through the other side of the limiting pad is fixed on one side of the limiting pad.

As still further aspects of the utility model: the reinforcing frame is fixedly connected with the tensioning oil cylinder support, and a groove with the size matched with that of the support rod is formed in the oil cylinder main body.

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

1. The device is provided with the reinforcing device, one side of the movable frame can drive the limiting frame and the movable block to move, so that the reinforcing plate at the outer side of the movable block is movably inserted into the corresponding shell part, the supporting structure of the connecting part of the gear box and the bottom shell is stable and not loose, meanwhile, the device adopts the upper and lower circular flange structural design, well matches with the gear box and the bearing cover plate, ensures that the pull rod is concentric with the oil cylinder main body, and achieves the purposes of improving stability and prolonging service life;

2. The device is provided with a supporting device, after the oil cylinder main body and the tensioning oil cylinder support are fixedly connected, one end of the supporting rod is movably inserted into a groove preset in the oil cylinder main body, meanwhile, a groove for accommodating the movement of the supporting rod is formed in the guide plate, the limiting effect of the supporting rod is achieved, the effect of reinforcing the connecting part between the tensioning oil cylinder support and the oil cylinder main body is achieved, and the structural stability of the oil cylinder main body after installation is further improved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a front view of the present utility model;

FIG. 2 is a schematic view of the reinforcement structure of the present utility model;

FIG. 3 is an enlarged schematic view of area A of FIG. 2 in accordance with the present utility model;

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

In the figure: 1. a deck panel; 2. a gear box; 3. a main shaft; 4. a pull rod; 5. a reinforcing device; 51. a metal frame; 52. a protective cover; 53. a support spring; 54. a moving rack; 55. a limiting frame; 56. a movable block; 57. a reinforcing plate; 58. connecting sleeves; 59. a rotating frame; 510. a slide block; 6. tensioning the movable bearing component; 7. a tensioning oil cylinder bracket; 8. a bearing cover plate; 9. a support device; 91. a reinforcing frame; 92. connecting the metal plates; 93. a guide plate; 94. a mounting shell; 95. a connecting spring; 96. a limit pad; 97. a support rod; 10. and an oil cylinder main body.

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.

Referring to fig. 1-3, the utility model provides an oil cylinder stretching concentric mechanism, which comprises a machine table panel 1, wherein a gear box 2 is fixed at the bottom of the machine table panel 1, a main shaft 3 extending to the outer side is arranged in the gear box 2, a pull rod 4 is arranged in the main shaft 3 in a matched manner, a bearing cover plate 8 is arranged at the bottom of the gear box 2, a reinforcing device 5 is connected at the bottom of the gear box 2, a shell is arranged at the bottom of the gear box 2, a tensioning movable bearing component 6 is fixed at one side of the shell, a tensioning oil cylinder bracket 7 is arranged at the bottom of the tensioning movable bearing component 6, an oil cylinder main body 10 is arranged at the bottom of the tensioning oil cylinder bracket 7, and a supporting device 9 is arranged at the outer side of the tensioning oil cylinder bracket 7;

The reinforcing device 5 comprises a metal frame 51, a protective cover 52 is fixed at the bottom of the metal frame 51, a chute is formed in the metal frame 51 and fixedly connected with the gear box 2, a supporting spring 53 is arranged on the inner wall of one side of the protective cover 52, a movable frame 54 is connected to one end of the supporting spring 53, a limiting frame 55 is arranged at one end of the movable frame 54, a movable block 56 is fixed to one side of the limiting frame 55, a reinforcing plate 57 is arranged on one side of the movable block 56, connecting sleeves 58 are fixed to two ends of the limiting frame 55, a rotating frame 59 is connected to the outer side of the connecting sleeves 58 in a rotating mode through a rotating shaft, and a sliding block 510 is connected to one end of the rotating frame 59 in a rotating mode through the rotating shaft.

In the use of the device, the supporting spring 53 in the metal frame 51 provides elasticity to push the movable frame 54, the movable frame 54 can drive the connecting sleeve 58 fixedly connected with the movable frame 54 to move simultaneously, the connecting sleeve 58 can drive the rotating frame 59 rotationally connected with the connecting sleeve 58 to move, one end of the rotating frame 59 drives the sliding block 510 to move simultaneously, one side of the movable frame 54 can drive the limiting frame 55 and the movable block 56 to move, the reinforcing plate 57 on the outer side of the movable block 56 is movably inserted into the corresponding shell part, so that the supporting structure of the shell connecting part between the gear box 2 and the bottom is stable and not loose, and meanwhile, the device adopts the upper and lower circular flange structural design, well matches the gear box 2 and the bearing cover plate 8, ensures that the pull rod 4 is concentric with the oil cylinder main body 10, and achieves the purposes of improving stability and prolonging service life.

Referring to fig. 1 and 4, the utility model provides an oil cylinder stretching concentric mechanism, the supporting device 9 comprises a reinforcing frame 91, a connecting metal plate 92 is fixed on the outer side of the reinforcing frame 91, a guide plate 93 is installed at the bottom of the connecting metal plate 92, a mounting shell 94 is fixed on one side of the guide plate 93, a connecting spring 95 is arranged on the inner wall of one side of the mounting shell 94, a limit pad 96 is connected with one end of the connecting spring 95, a supporting rod 97 penetrating the other side of the limit pad 96 is fixed on one side of the limit pad 96, after the oil cylinder main body 10 and the tensioning oil cylinder support 7 are fixedly connected, the connecting metal plate 92 is fixedly connected with the tensioning oil cylinder support 7 through the reinforcing frame 91, at the moment, the connecting spring 95 in the mounting shell 94 provides elasticity to push the limit pad 96 to move, the supporting rod 97 fixedly connected with the limit pad 96 to move, one end of the supporting rod 97 is movably inserted into a groove preset in the oil cylinder main body 10, the reinforcing frame 91 is fixedly connected with the tensioning oil cylinder support 7, and a groove with the supporting rod 97 in a size matching mode is formed in the interior of the oil cylinder main body 10.

This device is in the use, this device is provided with strutting arrangement 9, after fixed connection between hydro-cylinder main part 10 and the tight hydro-cylinder support 7 that rises, connect metal sheet 92 through reinforcement frame 91 and tight hydro-cylinder support 7 fixed connection, the connecting spring 95 in the installation casing 94 provides elasticity promotion spacing pad 96 activity this moment, let spacing pad 96 drive rather than fixed connection's bracing piece 97 activity, make the one end activity grafting of bracing piece 97 advance in the recess that hydro-cylinder main part 10 was predetermine, also offered the recess that holds bracing piece 97 activity in the deflector 93 simultaneously, play the effect to bracing piece 97 is spacing, play the effect to the connection position reinforcement between tight hydro-cylinder support 7 and the hydro-cylinder main part 10, further promote structural stability after the hydro-cylinder main part 10 is installed.

Standard parts used in the document of the application can be purchased from market, and can be customized according to the description of the specification and the drawing, the specific connection modes of the parts adopt conventional means such as mature bolts, rivets, welding and the like in the prior art, and the machines, the parts and the equipment adopt conventional models in the prior art.

Finally, it should be noted that: the above is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that the present utility model is described in detail with reference to the foregoing embodiments, and modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a tensile concentric mechanism of hydro-cylinder, includes board panel (1), its characterized in that, the bottom of board panel (1) is fixed with gear box (2), the inside of gear box (2) is provided with main shaft (3) that extend to the outside, pull rod (4) are installed to the inside cooperation of main shaft (3), bearing apron (8) are installed to the bottom of gear box (2), the bottom of gear box (2) is connected with reinforcing apparatus (5), the bottom of gear box (2) is provided with the casing, and one side of this casing is fixed with tight movable bearing part (6) that rises, the bottom of tight movable bearing part (6) is provided with tight hydro-cylinder support (7) that rises, hydro-cylinder main part (10) are installed to the bottom of tight hydro-cylinder support (7) that rises, the outside of tight hydro-cylinder support (7) is provided with strutting arrangement (9).

2. The cylinder stretching and concentric mechanism according to claim 1, wherein the reinforcing device (5) comprises a metal frame (51), a protective cover (52) is fixed at the bottom of the metal frame (51), a supporting spring (53) is arranged on one side inner wall of the protective cover (52), one end of the supporting spring (53) is connected with a movable frame (54), one end of the movable frame (54) is provided with a limiting frame (55), one side of the limiting frame (55) is fixed with a movable block (56), and one side of the movable block (56) is provided with a reinforcing plate (57).

3. The oil cylinder stretching concentric mechanism according to claim 2, wherein connecting sleeves (58) are fixed at two ends of the limiting frame (55), a rotating frame (59) is rotatably connected to the outer side of the connecting sleeve (58) through a rotating shaft, and a sliding block (510) is rotatably connected to one end of the rotating frame (59) through the rotating shaft.

4. The oil cylinder stretching concentric mechanism according to claim 2, wherein the metal frame (51) is fixedly connected with the gear box (2), and a sliding groove is formed in the metal frame (51).

5. The oil cylinder stretching and concentric mechanism according to claim 1, wherein the supporting device (9) comprises a reinforcing frame (91), a connecting metal plate (92) is fixed on the outer side of the reinforcing frame (91), a guide plate (93) is installed at the bottom of the connecting metal plate (92), an installation shell (94) is fixed on one side of the guide plate (93), a connecting spring (95) is arranged on the inner wall of one side of the installation shell (94), a limiting pad (96) is connected with one end of the connecting spring (95), and a supporting rod (97) penetrating through the other side of the limiting pad (96) is fixed on one side of the limiting pad.

6. The cylinder stretching concentric mechanism according to claim 5, wherein the reinforcement frame (91) is fixedly connected with the tensioning cylinder support (7), and a groove with a size adapted to the support rod (97) is formed in the cylinder body (10).