CN111637158A

CN111637158A - Wear-resistant joint bearing for gear shaft forging press

Info

Publication number: CN111637158A
Application number: CN202010491653.XA
Authority: CN
Inventors: 査凌宇; 查显贵
Original assignee: Anqing Ji'an Auto Part Forging And Rolling Co ltd
Current assignee: Anqing Ji'an Auto Part Forging And Rolling Co ltd
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2020-09-08
Anticipated expiration: 2040-06-02
Also published as: CN111637158B

Abstract

The invention discloses a wear-resistant joint bearing for a gear shaft forging press, which comprises a mounting seat and a joint ball, wherein the mounting seat is provided with a mounting cavity, the joint ball is movably mounted in the mounting cavity, the top end of the joint ball is fixedly connected with a connecting rod, the top end of the connecting rod extends to the outside of the mounting cavity, an inner cavity is formed in the connecting rod, a horizontally arranged fixed plate is fixedly connected in the inner cavity, a vertically arranged threaded rod is rotatably mounted between the inner wall of the top end of the inner cavity and the top end of the fixed plate, a sliding block is mounted on the outer side of the threaded rod in a threaded manner, and the. The joint ball is ingenious in structure and convenient to use, the rolling ball is arranged in the mounting groove and is in rolling contact with the joint ball, so that friction force generated by the joint ball in the rotating process can be reduced, the joint ball is more wear-resistant, the effect of automatically adding lubricating oil is achieved, abrasion of the joint ball in the using process is greatly reduced, and the service life of the joint ball is prolonged.

Description

Wear-resistant joint bearing for gear shaft forging press

Technical Field

The invention belongs to the technical field of automobile part machining, and particularly relates to a wear-resistant joint bearing for a gear shaft forging press.

Background

Gear shaft refers to a mechanical part that supports and rotates with a rotating part to transmit motion, torque, or bending moment. Typically in the form of a metal rod, each section may have a different diameter. The parts of the machine that rotate are mounted on the shaft. The gear shaft is generally produced by a forging press, a joint bearing is needed to be used at a connecting part between an oil cylinder and a forging and pressing grinding tool of the forging press in the prior art, most of the joint bearings in the prior art are poor in wear resistance, lubricating oil needs to be added to the joint bearing frequently, and the joint bearing is replaced and maintained frequently.

Disclosure of Invention

The invention aims to provide a wear-resistant joint bearing for a gear shaft forging press, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the joint ball is fixedly connected with a connecting rod at the top end of the joint ball, the top end of the connecting rod extends to the outside of the mounting cavity, an inner cavity is formed in the connecting rod, a horizontally arranged fixed plate is fixedly connected in the inner cavity, a vertically arranged threaded rod is rotatably arranged between the inner wall at the top end of the inner cavity and the top end of the fixed plate, a sliding block is arranged on the outer side of the threaded rod in a threaded manner and is in sliding connection with the inner wall of the inner cavity, two sides of the bottom end of the sliding block are fixedly connected with vertically arranged sliding rods, the bottom ends of the sliding rods penetrate through the fixed plate, a piston is fixedly connected between the bottom ends of the two sliding rods, a driven gear is fixedly connected at the position, close to the top end, of the outer side of the threaded rod, a speed reduction rotating motor is fixedly mounted, the driving gear is engaged with the driven gear, a plurality of oil guide grooves are formed in the outer side of the connecting rod close to the joint ball, a plurality of oil outlet holes are formed in the oil guide grooves, and the oil outlet holes are communicated with the inner cavity.

Preferably, a plurality of mounting grooves are formed in the inner wall of the mounting cavity, a plurality of rolling balls are mounted in the mounting grooves in a rolling mode, and the rolling balls extend out of the mounting grooves and are in contact with the joint balls.

Preferably, lubricating oil is added into the mounting grooves 5, and the mounting grooves 5 are uniformly distributed on the inner wall of the mounting cavity 2

Preferably, the outer side of the connecting rod is fixedly connected with a horizontally arranged oil filling pipe, one end, far away from the connecting rod, of the oil filling pipe is provided with a cover in a threaded mode, and the oil filling pipe is communicated with the inner cavity.

Preferably, the connecting rod is provided with an observation window, and transparent glass is fixedly arranged in the observation window.

Preferably, the outer side of the connecting rod is fixedly provided with a protective plate close to the position of the speed reduction rotating motor through a bolt.

Preferably, the inner chamber is kept away from on one side inner wall of speed reduction rotating electrical machines fixed mounting have the guide rail of vertical setting, and the sliding block slidable mounting is on the guide rail.

Preferably, a plurality of lead the oil groove and be annular array distribution about the axle center of connecting rod, and lead the oil groove and be vertical setting and extend to the installation intracavity downwards.

Preferably, a plurality of the oil outlet holes are distributed along the oil guide groove at equal intervals from top to bottom in the oil guide groove.

Preferably, a circular truncated cone-shaped opening is formed in the top end of the mounting seat, the circular truncated cone-shaped opening is communicated with the mounting cavity, the diameter of the top end of the circular truncated cone-shaped opening is larger than that of the bottom end of the circular truncated cone-shaped opening, and the top end of the connecting rod extends to the outside of the mounting cavity through the circular truncated cone-shaped opening.

Compared with the prior art, the invention has the beneficial effects that:

1. the automatic lubricating device has the advantages that the driving gear can be driven to rotate when the speed-reducing rotating motor is started, the fixed plate can be driven to rotate through the meshing of the driving gear and the driven gear, so that the sliding block can be driven to lift, the specific moving direction of the sliding block depends on the rotating direction of the fixed plate, and the lubricating oil in the inner cavity can be extruded downwards when the piston moves downwards, so that the lubricating oil flows into a gap between the joint ball and the installation cavity through the oil outlet and the oil guide groove, the effect of automatically adding the lubricating oil is achieved, the abrasion of the joint ball in the using process is greatly reduced, and the service life of the joint;

2. a plurality of mounting grooves have been seted up on the inner wall of installation cavity, and rolling installation has a plurality of spin in the mounting groove, and the spin stretches out and contacts with the joint ball in following the mounting groove, and the spin is rolling contact with the joint ball, can reduce the frictional force that the joint ball produced at the rotation in-process for the joint ball is more wear-resisting.

The joint ball is ingenious in structure and convenient to use, the rolling ball is arranged in the mounting groove and is in rolling contact with the joint ball, so that friction force generated by the joint ball in the rotating process can be reduced, the joint ball is more wear-resistant, the effect of automatically adding lubricating oil is achieved, abrasion of the joint ball in the using process is greatly reduced, and the service life of the joint ball is prolonged.

Drawings

FIG. 1 is a front perspective cross-sectional view of the present invention;

FIG. 2 is a top cross-sectional view of the connecting rod of the present invention;

FIG. 3 is an enlarged view of the position A of the present invention;

fig. 4 is a right side view of the present invention.

In the figure: 1. a mounting seat; 2. a mounting cavity; 3. a joint ball; 4. a connecting rod; 5. mounting grooves; 6. rolling a ball; 7. an inner cavity; 8. an oil guide groove; 9. an oil outlet hole; 10. an oil filler tube; 11. a cover; 12. an observation window; 13. transparent glass; 14. a fixing plate; 15. a fixing plate; 16. a slider; 17. a guide rail; 18. a driven gear; 19. a decelerating rotating electrical machine; 20. a driving gear; 21. a protection plate; 22. a slide bar; 23. a piston.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. The conditions in the embodiments can be further adjusted according to specific conditions, and simple modifications of the method of the present invention based on the concept of the present invention are within the scope of the claimed invention.

Referring to fig. 1-4, the present invention provides a wear-resistant spherical plain bearing for a gear shaft forging press, which comprises: the joint ball mounting structure comprises a mounting seat 1 and joint balls 3, a mounting cavity 2 is arranged on the mounting seat 1, the joint balls 3 are movably mounted in the mounting cavity 2, a connecting rod 4 is fixedly connected to the top end of each joint ball 3, the top end of each connecting rod 4 extends to the outside of the mounting cavity 2, an inner cavity 7 is formed in each connecting rod 4, a horizontally arranged fixing plate 14 is fixedly connected in each inner cavity 7, a vertically arranged threaded rod 15 is rotatably mounted between the inner wall of the top end of each inner cavity 7 and the top end of the corresponding fixing plate 14, a sliding block 16 is mounted on the outer side of each threaded rod 15 in a threaded manner, each sliding block 16 is slidably connected with the inner wall of each inner cavity 7, vertically arranged sliding rods 22 are fixedly connected to two sides of the bottom end of each sliding rod 16, the bottom ends of the corresponding sliding rods 22 penetrate through the corresponding fixing plate 14, pistons 23 are fixedly connected between the bottom ends of, an output shaft of the speed reduction rotating motor 19 is fixedly connected with a driving gear 20, the driving gear 20 is meshed with a driven gear 18, a plurality of oil guide grooves 8 are formed in the positions, close to the joint balls 3, of the outer side of the connecting rod 4, a plurality of oil outlet holes 9 are formed in the oil guide grooves 8, and the oil outlet holes 9 are communicated with the inner cavity 7.

Wherein, seted up a plurality of mounting grooves 5 on the inner wall of installation cavity 2, roll in the mounting groove 5 and install a plurality of spin 6, spin 6 stretches out and contact with joint ball 3 in the mounting groove 5, and spin 6 is rolling contact with joint ball 3, can reduce the frictional force that joint ball 3 produced at the rotation in-process for joint ball 3 is more wear-resisting.

Wherein, add in the mounting groove 5 and have lubricating oil, and a plurality of mounting grooves 5 evenly distributed on the inner wall of installation cavity 2.

The outer side of the connecting rod 4 is fixedly connected with a horizontally arranged oil filling pipe 10, one end, far away from the connecting rod 4, of the oil filling pipe 10 is provided with a cover 11 in a threaded mode, the oil filling pipe 10 is communicated with the inner cavity 7, and lubricating oil can be conveniently added into the inner cavity 7 through the oil filling pipe 10.

Wherein, the connecting rod 4 is provided with an observation window 12, transparent glass 13 is fixedly arranged in the observation window 12, and the amount of the residual lubricating oil in the inner cavity 7 can be observed through the transparent glass 13, so that convenience is brought to the addition of the lubricating oil.

Wherein, the outer side of the connecting rod 4 is provided with a protective plate 21 close to the position of the speed reducing rotating motor 19 through bolts, and the existence of the protective plate 21 brings convenience for installing the speed reducing rotating motor 19.

Wherein, fixed mounting has the guide rail 17 of vertical setting on the one side inner wall that speed reduction rotating electrical machines 19 was kept away from to inner chamber 7, and sliding block 16 slidable mounting is on guide rail 17, and guide rail 17 plays the guide motion to sliding block 16 up-and-down motion for threaded rod 15 rotates and to drive the stable lift of sliding block 16.

Wherein, a plurality of oil groove 8 of leading are annular array distribution about the axle center of connecting rod 4, and lead in oil groove 8 is vertical setting and downwardly extending to installation cavity 2, lead in oil groove 8 is used for leading-in installation cavity 2 with lubricating oil, lubricating oil can be along leading oil groove 8 downflow because of gravity reason to flow in installation cavity 2, thereby can reduce the frictional force between joint ball 3 and the 2 inner walls of installation cavity, thereby the effectual joint ball 3 that prevents takes place wearing and tearing.

Wherein, a plurality of oil outlet 9 are leading oil groove 8 in top-down along leading oil groove 8 equidistance distribution, and the diameter of oil outlet 9 is less for inner chamber 7 can very slow flow out from oil outlet 9, reaches the slow purpose of adding lubricating oil in to installation cavity 2.

Wherein, round platform shape opening has been seted up on the top of mount pad 1, and round platform shape opening is linked together with installation cavity 2, and round platform shape open-ended top diameter is greater than between the round platform shape open-ended bottom, and connecting rod 4's top extends to the outside of installation cavity 2 through round platform shape opening, and round platform shape open-ended existence makes when rotating joint ball 3 through connecting rod 4, and connecting rod 4 can the pivoted scope bigger, the condition of interference can not take place.

The working principle and the using process of the invention are as follows: open and to drive driving gear 20 when speed reduction rotating electrical machines 19 and rotate, meshing through driving gear 20 and driven gear 18 can drive fixed plate 15 and rotate, thereby can drive sliding block 16 and go up and down, sliding block 16's concrete moving direction depends on the direction of rotation of fixed plate 15, can crowd the lubricating oil in the inner chamber 7 downwards when piston 23 moves down, thereby make lubricating oil flow into in the clearance between joint ball 3 and the installation cavity 2 through oil outlet 9 and oil guide groove 8, reach the effect of automatic additional lubricating oil, thereby the wearing and tearing in the very big reduction joint ball 3 use, make joint ball 3 life longer.

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 gear shaft is wear-resisting joint bearing for forging press which characterized in that: comprises a mounting seat (1) and a joint ball (3), the mounting seat (1) is provided with a mounting cavity (2), the joint ball (3) is movably mounted in the mounting cavity (2), the top end of the joint ball (3) is fixedly connected with a connecting rod (4), the top end of the connecting rod (4) extends to the outside of the mounting cavity (2), the connecting rod (4) is provided with an inner cavity (7), the inner cavity (7) is internally and fixedly connected with a horizontally arranged fixed plate (14), a vertically arranged threaded rod (15) is rotatably mounted between the top end inner wall of the inner cavity (7) and the top end of the fixed plate (14), the outer side thread of the threaded rod (15) is provided with a sliding block (16), the sliding block (16) is slidably connected with the inner wall of the inner cavity (7), the two sides of the bottom end of the sliding block (16) are fixedly connected with vertically arranged sliding rods (22), and the bottom end, and fixedly connected with piston (23) between the bottom of two slide bars (22), the outside of threaded rod (15) is close to top position fixedly connected with driven gear (18), still fixed mounting has gear rotating electrical machines (19) in inner chamber (7), gear rotating electrical machines's (19) output shaft fixedly connected with driving gear (20), driving gear (20) and driven gear (18) intermeshing, the outside of connecting rod (4) is close to joint ball (3) position and has been seted up a plurality of oil grooves (8) of leading, lead and set up a plurality of oil outlet (9) of oil in oil groove (8), oil outlet (9) are linked together with inner chamber (7).

2. The wear-resistant spherical plain bearing for the gear shaft forging press as claimed in claim 1, wherein: a plurality of mounting grooves (5) are formed in the inner wall of the mounting cavity (2), a plurality of rolling balls (6) are mounted in the mounting grooves (5) in a rolling mode, and the rolling balls (6) stretch out of the mounting grooves (5) and are in contact with the joint balls (3).

3. The wear-resistant spherical plain bearing for the gear shaft forging press as claimed in claim 2, wherein: add in mounting groove (5) and have lubricating oil, and a plurality of mounting grooves (5) evenly distributed on the inner wall of installation cavity (2).

4. The wear-resistant spherical plain bearing for the gear shaft forging press as claimed in claim 1, wherein: the outer side of the connecting rod (4) is fixedly connected with an oil filling pipe (10) which is horizontally arranged, one end, far away from the connecting rod (4), of the oil filling pipe (10) is provided with a cover (11) in a threaded mode, and the oil filling pipe (10) is communicated with the inner cavity (7).

5. The wear-resistant spherical plain bearing for the gear shaft forging press as claimed in claim 1, wherein: an observation window (12) is arranged on the connecting rod (4), and transparent glass (13) is fixedly arranged in the observation window (12).

6. The wear-resistant spherical plain bearing for the gear shaft forging press as claimed in claim 1, wherein: and a protection plate (21) is fixedly arranged on the outer side of the connecting rod (4) close to the position of the speed reduction rotating motor (19) through a bolt.

7. The wear-resistant spherical plain bearing for the gear shaft forging press as claimed in claim 1, wherein: and a guide rail (17) which is vertically arranged is fixedly installed on the inner wall of one side of the inner cavity (7) far away from the speed reduction rotating motor (19), and a sliding block (16) is slidably installed on the guide rail (17).

8. The wear-resistant spherical plain bearing for the gear shaft forging press as claimed in claim 1, wherein: a plurality of lead oil groove (8) and be annular array distribution about the axle center of connecting rod (4), and lead in oil groove (8) is vertical setting and downwardly extending to installation cavity (2).

9. The wear-resistant spherical plain bearing for the gear shaft forging press as claimed in claim 1, wherein: a plurality of oil outlet holes (9) are distributed along the oil guide groove (8) at equal intervals from top to bottom in the oil guide groove (8).

10. The wear-resistant spherical plain bearing for the gear shaft forging press as claimed in claim 1, wherein: the top of mount pad (1) has been seted up round platform shape opening, and round platform shape opening is linked together with installation cavity (2), and round platform shape open-ended top diameter is greater than between round platform shape open-ended bottom, and the top of connecting rod (4) extends to the outside of installation cavity (2) through round platform shape opening.