CN214367246U

CN214367246U - Speed reducer ball bearing structure

Info

Publication number: CN214367246U
Application number: CN202120001820.8U
Authority: CN
Inventors: 赵国强; 梅旭; 邹文胜
Original assignee: Harbin Hazhou Precision Bearing Manufacturing Co ltd
Current assignee: Harbin Hazhou Precision Bearing Manufacturing Co ltd
Priority date: 2021-01-04
Filing date: 2021-01-04
Publication date: 2021-10-08
Anticipated expiration: 2031-01-04

Abstract

The utility model discloses a reduction gear ball bearing structure, including the casing, all set up threaded hole all around of casing inner chamber, the draw-in groove has all been seted up all around at the casing back, and the front of casing and the back of protecgulum all set up flutedly, and the inner chamber activity card of recess is equipped with the rubber seal, and the front of casing just is close to the middle part and rotates and install outer steel ring, and the surface coating of outer steel ring has resistant coating of waiting. The utility model discloses a setting of resistant coating, the use material of resistant coating is with epoxy, coal tar pitch, pigment, auxiliary agent and solvent are constituteed, good adhesive force has, impact resistance, water proofness, the drying property surpasses the crowd, high rust resistance and good anti-chemicals nature and oil resistance, good wear resistance, the effectual weatherability and the life that improve outer steel ring, it is not good to have solved current reduction gear sealing effect simultaneously, and ball bearing's weatherability is poor, lead to fragile after long-time the use, the not good problem of speed reduction effect.

Description

Speed reducer ball bearing structure

Technical Field

The utility model relates to a ball bearing technical field specifically is a reduction gear ball bearing structure.

Background

The reducer is an independent part consisting of gear transmission, worm transmission and gear-worm transmission which are sealed in a rigid shell, is commonly used as a speed reduction transmission device between a prime mover and a working machine, plays a role in matching rotating speed and transmitting torque between the prime mover and the working machine or an actuating mechanism, is widely applied to modern machinery, and is a ball bearing which is a rolling bearing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reduction gear ball bearing structure possesses sealed effectual and ball bearing's the excellent advantage of weatherability, and it is not good to have solved the sealed effect of current reduction gear, and ball bearing's weatherability is poor, leads to fragile after long-time the use, the not good problem of deceleration effect.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a reduction gear ball bearing structure, includes the casing, all set up threaded hole all around of casing inner chamber, the draw-in groove has all been seted up all around at the casing back, the front of casing and the back of protecgulum all set up flutedly, the inner chamber activity card of recess is equipped with the rubber seal, the front of casing just is close to the middle part and rotates and install outer steel ring, the surface coating of outer steel ring has resistant coating of waiting.

Preferably, the inner cavity of the clamping groove is movably provided with a bolt, and the bolt penetrates through the sealing rubber ring and is in threaded connection with the threaded hole.

Preferably, the front surface of the sealing rubber ring is attached to the back surface of the shell, and a speed reducer shaft is rotatably arranged at the bottom of the front surface of the inner cavity of the shell.

Preferably, the inner cavity of the outer steel ring is rotatably provided with ball bearings, and the middle part of the outer steel ring is rotatably provided with a shaft lever.

Preferably, the front of outer steel ring is rotated and is installed the stopper, the back of stopper and the front of outer steel ring are laminated mutually.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a setting of resistant coating, the use material of resistant coating is with epoxy, coal tar pitch, pigment, auxiliary agent and solvent are constituteed, good adhesive force has, impact resistance, water proofness, the drying property surpasses the crowd, high rust resistance and good anti-chemicals nature and oil resistance, good wear resistance, the effectual weatherability and the life that improve outer steel ring, it is not good to have solved current reduction gear sealing effect simultaneously, and ball bearing's weatherability is poor, lead to fragile after long-time the use, the not good problem of speed reduction effect.

2. The utility model discloses a be connected the back at casing and protecgulum, establish the inner chamber at the recess through sealed rubber ring card, played better leakproofness, and had the effect of leak protection oil.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of the housing structure of the present invention;

fig. 3 is a side view of the structure of the outer steel ring of the present invention.

In the figure: 1. a housing; 2. a groove; 3. sealing the rubber ring; 4. a weatherable coating; 5. a limiting block; 6. a shaft lever; 7. a reducer shaft; 8. ball bearings; 9. an outer steel ring; 10. a threaded hole; 11. a card slot; 12. a bolt; 13. a front cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-3, a ball bearing structure of a speed reducer comprises a housing 1, a threaded hole 10 is formed around an inner cavity of the housing 1, a clamping groove 11 is formed around a back surface of the housing 1, a groove 2 is formed on a front surface of the housing 1 and a back surface of a front cover 13, a sealing rubber ring 3 is movably clamped in the inner cavity of the groove 2, the front surface of the sealing rubber ring 3 is attached to the back surface of the housing 1, a speed reducer shaft 7 is rotatably mounted at the bottom of the front surface of the inner cavity of the housing 1, a bolt 12 is movably mounted in the inner cavity of the clamping groove 11, the bolt 12 penetrates through the sealing rubber ring 3 and is in threaded connection with the threaded hole 10, an outer steel ring 9 is rotatably mounted at the front surface of the housing 1 and near the middle part, after the housing 1 is connected with the front cover 13, the sealing rubber ring 3 is clamped in the inner cavity of the groove 2, so that good sealing performance is achieved, and an oil leakage preventing effect is achieved, a ball 8 is rotatably mounted in the inner cavity of the outer steel ring 9, the middle part of outer steel ring 9 rotates and installs axostylus axostyle 6, the surface spraying of outer steel ring 9 has resistant coating 4, stopper 5 is installed in the rotation of outer steel ring 9's front, stopper 5's the back is laminated mutually with outer steel ring 9's front, setting through resistant coating 4 of waiting, resistant coating 4's use material is with epoxy, coal tar pitch, pigment, auxiliary agent and solvent are constituteed, good adhesive force has, impact resistance, water proofness, the drying property surpasses the crowd, high rust resistance and good anti-chemical nature and oil resistance, good wear resistance, the effectual weatherability and the life who improves outer steel ring 9, it is not good to have solved current reduction gear simultaneously to seal the effect, and ball bearing's weatherability is poor, lead to fragile after using for a long time, the not good problem of speed reduction effect.

The utility model provides an all parts are the parts that general standard spare or technical staff in the field know, its structure and principle all are this technical staff all can learn through the technical manual or learn through conventional experimental method, the standard part that uses in this application file all can purchase from the market simultaneously, each part can all be customized according to the record of description and attached drawing in this application file, the concrete joining mode of each part all adopts conventional means such as ripe bolt in the prior art, rivets, welding, machinery, part and equipment all adopt conventional model in the prior art, no longer make specific statement here.

The standard parts used in this document are commercially available, all the components in this document are customized according to the description of the specification and the drawings, and the connection relationship and specific structure between the layers in this document are all performed by the prior art, such as by mechanical methods, by adhesives, by various welding methods (such as thermal welding, ultrasonic welding, flux, welding, and fusion welding), and no specific description is made here.

When the weather-resistant coating 4 is used, the weather-resistant coating is made of epoxy resin, coal tar pitch, pigment, an auxiliary agent and a solvent, has excellent adhesive force, impact resistance, water resistance, superior drying performance, high antirust performance, good chemical resistance and oil resistance and good wear resistance, effectively improves the weather resistance and the service life of the outer steel ring 9, and has better sealing performance and oil leakage prevention effect by clamping the sealing rubber ring 3 in the inner cavity of the groove 2 after the shell 1 is connected with the front cover 13.

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 reduction gear ball bearing structure, includes casing (1), its characterized in that: all set up threaded hole (10) around casing (1) inner chamber, draw-in groove (11) have all been seted up all around at casing (1) back, recess (2) have all been seted up with the back of protecgulum (13) in the front of casing (1), the inner chamber activity card of recess (2) is equipped with rubber seal (3), just be close to the middle part rotation and install outer steel ring (9) in the front of casing (1), the surface coating of outer steel ring (9) has resistant coating (4).

2. A speed reducer ball bearing structure according to claim 1, wherein: the inner cavity of the clamping groove (11) is movably provided with a bolt (12), and the bolt (12) penetrates through the sealing rubber ring (3) and is in threaded connection with the threaded hole (10).

3. A speed reducer ball bearing structure according to claim 1, wherein: the front surface of the sealing rubber ring (3) is attached to the back surface of the shell (1), and a speed reducer shaft (7) is rotatably mounted at the bottom of the front surface of the inner cavity of the shell (1).

4. A speed reducer ball bearing structure according to claim 1, wherein: the inner cavity of the outer steel ring (9) is rotatably provided with a ball bearing (8), and the middle part of the outer steel ring (9) is rotatably provided with a shaft lever (6).

5. A speed reducer ball bearing structure according to claim 1, wherein: the front of outer steel ring (9) is rotated and is installed stopper (5), the back of stopper (5) is laminated with the front of outer steel ring (9) mutually.