CN216505250U

CN216505250U - Robot joint is lubricated subassembly for module

Info

Publication number: CN216505250U
Application number: CN202123085627.6U
Authority: CN
Inventors: 王广; 刘锦玉; 王宪文
Original assignee: Guohua Qingdao Intelligent Equipment Co ltd
Current assignee: Guohua Qingdao Intelligent Equipment Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-05-13
Anticipated expiration: 2031-12-09

Abstract

A lubrication assembly for a robot joint module comprises a movable joint and a mounting seat arranged on one side of the movable joint; the mounting seat is in threaded fit connection with the movable joint; the mounting seat is provided with a connecting seat and an oil supply pipe; the connecting seat is in sealing connection with the mounting seat; the oil supply pipe penetrates through the connecting seat and is communicated with the inside of the mounting seat; the other end of the oil supply pipe is connected with the oil tank; the mounting seat is arranged in a cylindrical shape; a limiting plate is arranged on the inner wall of the mounting seat; a sealed cavity is formed between the limiting plate and the mounting seat; the oil supply pipe is communicated with the cavity; the limiting plate is provided with a plurality of through holes, and the wall of each through hole is provided with an elastic connecting piece; the through hole is provided with a movable ball which is fixedly arranged with the connecting piece; one side of the limiting plate facing the cavity is provided with a one-way film; the one-way membrane is in one-way conduction towards one side of the mounting seat connected with the movable joint, and the movable joint can be conveniently lubricated and supplied with lubricating oil, so that the use is more convenient.

Description

Robot joint is lubricated subassembly for module

Technical Field

The utility model relates to the technical field of robots, in particular to a lubricating assembly for a robot joint module.

Background

With the rapid development of the robot industry, the cooperative robot is applied to various industries in the society at present, and the demand of the market for the robot is increasing day by day. The cooperative robot is mainly used in 3C and automobile industries at present, and is gradually popularized in the service industry, medical apparatus and other industries, along with the improvement of science and technology and the improvement of living standard of people, the demand of the cooperative robot is larger and larger in the future, and meanwhile, the requirement on the performance of the cooperative robot is higher and higher. For a joint module of a robot, the service life and the stability of a product are important quality indexes; the joint module need use lubricated fluid to lubricate at the in-process of operation, and can only regularly detect the fluid height among the prior art to regularly mend liquid, it is very loaded down with trivial details to use.

In order to solve the problem, the application provides a robot joint lubricating assembly for a module.

SUMMERY OF THE UTILITY MODEL

Objects of the utility model

In order to solve the technical problems in the background art, the utility model provides a lubricating component for a robot joint module.

(II) technical scheme

In order to solve the problems, the utility model provides a lubricating component for a robot joint module, which comprises a movable joint and a mounting seat arranged on one side of the movable joint;

the mounting seat is in threaded fit connection with the movable joint; the mounting seat is provided with a connecting seat and an oil supply pipe; the connecting seat is in sealing connection with the mounting seat; the oil supply pipe penetrates through the connecting seat and is communicated with the inside of the mounting seat; the other end of the oil supply pipe is connected with the oil tank;

the mounting seat is arranged in a cylindrical shape; a limiting plate is arranged on the inner wall of the mounting seat; the limiting plate is in sealing connection with the inner wall of the mounting seat; a sealed cavity is formed between the limiting plate and the mounting seat; the oil supply pipe is communicated with the cavity; the limiting plate is provided with a plurality of through holes, and the wall of each through hole is provided with an elastic connecting piece; the through hole is provided with a movable ball which is fixedly arranged with the connecting piece; one side of the limiting plate facing the cavity is provided with a one-way film; the one-way membrane is in one-way conduction towards one side of the mounting seat connected with the movable joint.

Preferably, the oil supply pipe is provided with a booster pump and a control valve in series; the upper computer controls the booster pump and the control valve to operate.

Preferably, the one-way membrane is an elastic hemispherical membrane body, and the membrane body is covered at the through hole of the limiting plate.

Preferably, an annular lining plate is arranged on the inner wall of the mounting seat, and a step structure is formed by the lining plate and the inner wall of the mounting seat; the other side of the lining plate is abutted against the limit plate.

Preferably, the middle part of the lining plate is provided with a limiting groove which is concave inwards.

Preferably, the inner lining plate is provided with an annular bulge, and the bulge is an elastic rubber piece.

Preferably, the inner lining plate is provided with an internal thread.

Preferably, the housing of the mounting seat is a metal heat conducting member.

The technical scheme of the utility model has the following beneficial technical effects:

1. the oil supply pipe is provided with a booster pump and a control valve in series; the upper computer controls the booster pump and the control valve to operate, the oil supply pipe is connected with the oil tank, and lubricating oil is injected into the cavity of the mounting seat; the upper computer controls the booster pump and the control valve to operate, so that the pressurized pressure is ensured; and simultaneously, the lubricating oil injected into the cavity of the mounting seat is prevented from flowing back.

2. The shell of the mounting seat is a metal heat conducting piece, and a part of heat generated when the movable joint operates can be dissipated through the shell of the mounting seat, so that the temperature is reduced; is beneficial to prolonging the service life of the device.

3. An annular inner lining plate is arranged on the inner wall of the mounting seat, and a step structure is formed by the inner lining plate and the inner wall of the mounting seat; the other side of the lining plate is abutted against the limit plate. The inner lining plate is provided with internal threads. When the mounting seat is connected with the movable joint, the movable joint is clamped from the opening on one side of the mounting seat and is clamped with the step structure formed between the lining plate and the inner wall of the mounting seat, so that the mounting firmness is ensured; the internal thread that sets up on the interior welt is convenient to be installed with the freely movable joint.

Drawings

Fig. 1 is a schematic view of an overall structure of a lubricating assembly for a robot joint module according to the present invention.

Fig. 2 is a schematic structural diagram of an installation position of an installation seat in a lubricating assembly for a robot joint module according to the present invention.

Fig. 3 is a schematic view of an internal structure of a mounting seat in a lubricating assembly for a robot joint module according to the present invention.

Fig. 4 is a schematic view of an installation position structure of a limit plate in the lubrication assembly for the robot joint module according to the present invention.

Reference numerals: 1. a mounting seat; 11. a limiting plate; 12. a movable ball; 13. an inner liner plate; 14. a limiting groove; 15. a boss portion; 16. a unidirectional film; 2. an oil supply pipe; 3. a connecting seat; 4. a movable joint.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-4, the lubricating assembly for a robot joint module provided by the utility model comprises a movable joint 4 and a mounting seat 1 arranged on one side of the movable joint 4;

the mounting seat 1 is in threaded fit connection with the movable joint 4; the mounting seat 1 is provided with a connecting seat 3 and an oil supply pipe 2; the connecting seat 3 is in sealing connection with the mounting seat 1; the oil supply pipe 2 penetrates through the connecting seat 3 and is communicated with the inside of the mounting seat 1; the other end of the oil supply pipe 2 is connected with an oil tank;

the mounting seat 1 is arranged in a cylindrical shape; a limiting plate 11 is arranged on the inner wall of the mounting seat 1; the limiting plate 11 is in sealing connection with the inner wall of the mounting seat 1; a sealed cavity is formed between the limiting plate 11 and the mounting seat 1; the oil supply pipe 2 is communicated with the cavity; the limiting plate 11 is provided with a plurality of through holes, and the wall of each through hole is provided with an elastic connecting piece; the through hole is provided with a movable ball 12, and the movable ball 12 is fixedly arranged with the connecting piece; one side of the limiting plate 11 facing the cavity is provided with a one-way film 16; the unidirectional film 16 is in unidirectional conduction towards the side of the mounting seat 1 connected with the movable joint 4.

In an alternative embodiment, the oil supply pipe 2 is provided with a booster pump and a control valve in series; the upper computer controls the booster pump and the control valve to operate.

The oil supply pipe 2 is connected with an oil tank, and lubricating oil is injected into the cavity of the mounting base 1; the upper computer controls the booster pump and the control valve to operate, so that the pressurized pressure is ensured; while preventing backflow of the lubricating oil injected into the cavity of the mounting socket 1.

In an alternative embodiment, the unidirectional membrane 16 is an elastic semispherical membrane body covering the through hole of the restriction plate 11.

It should be noted that the one-way film 16 can release the lubricating oil in the cavity toward the opening of the mounting seat 1 without flowing backwards, so as to prevent the oil temporarily stored in the cavity from being polluted.

In an alternative embodiment, an annular inner lining plate 13 is arranged on the inner wall of the mounting seat 1, and the inner lining plate 13 and the inner wall of the mounting seat 1 form a step structure; the other side of the lining plate 13 abuts against the stopper plate 11. The inner lining 13 is provided with an internal thread.

It should be noted that, when the mounting base 1 is connected with the movable joint 4, the movable joint 4 is clamped from the opening on one side of the mounting base 1 and is clamped with the step structure formed between the inner lining plate 13 and the inner wall of the mounting base 1, so as to ensure the mounting firmness; the internal thread arranged on the inner lining plate 13 is convenient to be installed with the movable joint 4.

In an alternative embodiment, the middle of the inner lining plate 13 is provided with a limiting groove 14 recessed towards the inside.

It should be noted that one side of the movable joint 4 extending into the mounting base 1 is provided with a protruding limiting member, and the limiting member is clamped in the limiting groove 14 to play a role in assisting in fixing.

In an alternative embodiment, the inner lining 13 is provided with an annular projection 15, and the projection 15 is an elastic rubber member.

The convex part 15 on the lining plate 13 is an elastic part, and when the lining plate is installed with the movable joint 4, the elastic part is elastically deformed after being extruded, so that a sealing structure is formed; the mounting seat 1 and the movable joint 4 cannot leak liquid at the position; the lubricating oil is prevented from overflowing, and oil stains are formed on the surface of the movable joint 4.

In an alternative embodiment, the housing of the mounting 1 is a metallic heat conducting member.

It should be noted that a part of heat generated by the operation of the movable joint 4 can be dissipated through the shell of the mounting base 1, so as to reduce the temperature; is beneficial to prolonging the service life of the device.

In the utility model, the mounting seat 1 is arranged at one end of the movable joint 4 and is mounted with the movable joint 4 in a threaded connection mode; in the utility model, when the mounting seat 1 is connected with the movable joint 4, the movable joint 4 is clamped from the opening at one side of the mounting seat 1 and is clamped with the step structure formed between the inner lining plate 13 and the inner wall of the mounting seat 1, so that the mounting firmness is ensured; the internal thread arranged on the inner lining plate 13 is convenient to be installed with the movable joint 4; the middle part of the inner lining plate 13 is provided with a limiting groove 14 which is concave inwards. One side of the movable joint 4 extending into the mounting seat 1 is provided with a raised limiting part, the limiting part is clamped in the limiting groove 14 to play a role in auxiliary fixation, an annular boss part 15 is arranged on the inner lining plate 13, and the boss part 15 is an elastic rubber part. The bulge part 15 on the inner lining plate 13 is an elastic part, and when the inner lining plate is installed with the movable joint 4, the bulge part is elastically deformed after being extruded, so that a sealing structure is formed; the mounting seat 1 and the movable joint 4 cannot leak liquid at the position; the lubricating oil is prevented from overflowing, and oil stains are formed on the surface of the movable joint 4. The lubricating oil can be slowly dispersed in the process of running the movable joint 4; the oil in the cavity in the mounting seat 1 is always in a full state; after the lubricating oil level at one side of the movable joint 4 is reduced, pressure difference can be formed at two sides of the limiting plate 11; the movable ball on the limiting plate 11 can deviate towards one side of the movable joint 4 under the action of pressure, and the opening at the through hole can be stretched; so that oil can more easily enter the movable joint 4 side through the one-way membrane 16. The utility model can conveniently lubricate the movable joint 4 and complement lubricating oil, and is more convenient to use.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the utility model and are not to be construed as limiting the utility model. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A lubrication assembly for a robot joint module is characterized by comprising a movable joint (4) and a mounting seat (1) arranged on one side of the movable joint (4);

the mounting seat (1) is in threaded fit connection with the movable joint (4); the mounting seat (1) is provided with a connecting seat (3) and an oil supply pipe (2); the connecting seat (3) is in sealing connection with the mounting seat (1); the oil supply pipe (2) penetrates through the connecting seat (3) and is communicated with the inside of the mounting seat (1); the other end of the oil supply pipe (2) is connected with an oil tank;

the mounting seat (1) is arranged in a cylindrical shape; a limiting plate (11) is arranged on the inner wall of the mounting seat (1); the limiting plate (11) is in sealing connection with the inner wall of the mounting seat (1); a sealed cavity is formed between the limiting plate (11) and the mounting seat (1); the oil supply pipe (2) is communicated with the cavity; the limiting plate (11) is provided with a plurality of through holes, and the wall of each through hole is provided with an elastic connecting piece; a movable ball (12) is arranged at the through hole, and the movable ball (12) is fixedly arranged with the connecting piece; one side of the limiting plate (11) facing the cavity is provided with a one-way film (16); the one-way membrane (16) is in one-way conduction towards one side of the mounting seat (1) connected with the movable joint (4).

2. The lubrication assembly for a robot joint module according to claim 1, wherein a booster pump and a control valve are arranged in series on the oil supply pipe (2); the upper computer controls the booster pump and the control valve to operate.

3. The lubrication assembly for a robot joint module according to claim 1, wherein the one-way membrane (16) is an elastic semi-spherical membrane body covering the through hole of the limit plate (11).

4. The lubrication assembly for the robot joint module according to claim 1, wherein an annular inner lining plate (13) is arranged on the inner wall of the mounting seat (1), and the inner lining plate (13) and the inner wall of the mounting seat (1) form a step structure; the other side of the inner lining plate (13) is abutted against the limit plate (11).

5. The lubrication assembly for a robot joint module according to claim 1, wherein the middle portion of the inner lining plate (13) is provided with a limiting groove (14) recessed inward.

6. The lubrication assembly for a robot joint module according to claim 1, characterized in that the inner lining plate (13) is provided with a ring-shaped protrusion (15), and the protrusion (15) is an elastic rubber member.

7. The lubrication assembly for a robot joint module according to claim 1, characterized in that the inner lining plate (13) is provided with an internal thread.

8. Lubricating assembly for a robot joint module according to claim 1, characterised in that the housing of the mounting (1) is a metallic heat conducting element.