CN215673502U

CN215673502U - Gear shaft capable of reducing abrasion and improving operation stability

Info

Publication number: CN215673502U
Application number: CN202122106293.XU
Authority: CN
Inventors: 徐小风; 欧建华
Original assignee: Hangzhou Gencheng Machinery Co ltd
Current assignee: Hangzhou Gencheng Machinery Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-01-28
Anticipated expiration: 2031-09-02

Abstract

The utility model discloses a gear shaft capable of reducing abrasion and improving operation stability, wherein a gear convenient to replace is assembled at the upper end of a shaft lever, a wear-resistant outer gear ring is sleeved on the outer wall of an inner gear ring convenient to replace, an elastic fixing structure is assembled at the upper end of the outer wall of a screw in a screwed mode, and a lubricating structure is assembled on the elastic fixing structure and the wear-resistant outer gear ring; when the outer wear-resistant outer gear ring is worn, the worn wear-resistant outer gear ring can be replaced by disassembling the elastic fixing structure, and other parts can be reused, so that resources are reasonably utilized, the cost is reduced, and the operation stability is improved; the adopted gear shaft is provided with a lubricating structure, and lubricating liquid is injected into the lubricating structure to lubricate the meshing between the wear-resistant outer gear ring and other gears, so that the friction between the wear-resistant outer gear ring and other gears is reduced, and the wear is reduced; the wear-resistant outer gear ring improves the wear resistance by adding the wear-resistant coating, thereby reducing the wear and improving the operation stability.

Description

Gear shaft capable of reducing abrasion and improving operation stability

Technical Field

The utility model relates to the technical field of gear shafts, in particular to a gear shaft capable of reducing abrasion and improving operation stability.

Background

The gear shaft is a mechanical part which can support a rotating part and rotate together with the rotating part to transfer motion, torque or bending moment, a gear shaft body and the gear are of an integral structure, when the gear shaft is used, the gear on the gear shaft can be continuously meshed and rubbed with other gears, long-term friction meshing easily causes the gear of the gear shaft to be worn, once the gear of the gear shaft is worn, the gear on the gear shaft and the other gears can be not meshed in place, and the stability of force operation is seriously influenced; meanwhile, when the gear on the gear shaft is abraded, the whole gear shaft needs to be replaced, the abraded gear cannot be replaced, resource waste and cost improvement are caused, and in order to solve the problems, the gear shaft capable of reducing abrasion and improving operation stability is provided.

SUMMERY OF THE UTILITY MODEL

The present invention has been made to solve the above-mentioned problems occurring in the prior art, and an object of the present invention is to provide a gear shaft capable of improving operation stability with reduced wear.

In order to achieve the purpose, the utility model provides the following technical scheme: the gear shaft capable of reducing wear and improving operation stability comprises a shaft rod, wherein a gear convenient to replace is assembled at the upper end of the shaft rod and comprises a cylinder fixedly assembled in the middle of the upper surface of the shaft rod, an annular bottom plate is sleeved on the outer wall of the cylinder, the bottom surface of the annular bottom plate abuts against the upper surface of the shaft rod, a screw is fixedly assembled in the middle of the upper surface of the shaft rod and is in screwed connection with the inner annular surface of the cylinder, an inner toothed ring is fixedly sleeved on the outer wall of the cylinder, a wear-resistant outer toothed ring is sleeved on the outer wall of the inner toothed ring in a meshed mode, an elastic fixing structure is assembled at the upper end of the outer wall of the screw in a screwed connection mode, the lower end of the elastic fixing structure abuts against the upper surface of the wear-resistant outer toothed ring, and a lubricating structure is assembled on the elastic fixing structure and the wear-resistant outer toothed ring.

Preferably, the elastic fixing structure comprises a disc spring sleeved at the upper end of the outer wall of the screw rod, the upper end of the outer wall of the screw rod is screwed with a fixing nut, the disc spring is clamped between the fixing nut and the upper edge of the wear-resistant outer toothed ring, and a positioning structure is arranged between the bottom surface of the disc spring and the upper edge of the wear-resistant outer toothed ring.

Preferably, the positioning structure comprises a slot which is uniformly and circumferentially arranged at the upper edge of the wear-resistant outer gear ring, the outer edge of the bottom surface of the disc spring is fixedly provided with a positioning rod corresponding to the slot, and the positioning rod is correspondingly inserted into the slot.

Preferably, wear-resisting outer ring gear includes the outer ring gear body, the even integrated into one piece of outer ring gear body outer wall has the arc protruding, outer ring gear body outer wall coating has wear-resisting coating.

Preferably, lubricating structure is including offering in the inside snakelike lubricated pipeline of wear-resisting outer ring gear, wear-resisting outer ring gear outer wall evenly offers the lubricated export with snakelike lubricated pipeline intercommunication, lubricated export inner wall fixed assembly has the imbibition sponge layer, the design is sealed to snakelike lubricated pipeline's lower extreme, the fixed intercommunication in snakelike lubricated pipeline's upper end has the feed liquor pipe, the preformed hole that the feed liquor pipe upper end runs through on the elastic fixation structure has cup jointed the rubber cap.

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

(1) the scheme adopts and just changes the gear as the gear part on the gear shaft, and after wearing and tearing appeared in outer wear-resisting outer ring gear, can change the wear-resisting outer ring gear of wearing and tearing through dismantling elastic fixation structure, all the other parts can also reuse for the resource utilizes more rationalization, and the cost is reduced improves operating stability.

(2) The gear shaft that the scheme adopted is equipped with lubricating structure, injects lubricated liquid in lubricating structure and lubricates the meshing between wear-resisting outer ring gear and other gears, reduces the friction between them, reduces wearing and tearing.

(3) The wear-resisting outer ring gear that the scheme adopted improves wear resistance through increasing wear-resisting coating, and then reduces wearing and tearing, improves operating stability.

(4) The scheme adopts the elastic fixation structure to carry out spacing fixed to wear-resisting outer ring gear, utilizes the video disc spring to support and leans on wear-resisting outer ring gear to fix, and the video disc spring has elasticity, cushions when vibrations, effectively avoids fixation nut's not hard up.

Drawings

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

FIG. 2 is a schematic view of the wear-resistant outer ring gear of the present invention;

fig. 3 is a schematic view of the structure of the lubricating structure of the present invention.

In the figure: 1. a shaft lever; 2. the gear is replaced; 21. a cylinder; 22. an annular base plate; 23. a screw; 24. an inner gear ring; 25. a wear-resistant outer ring gear; 251. an outer ring gear body; 252. an arc-shaped bulge; 253. a wear-resistant coating; 26. an elastic fixing structure; 261. a disc spring; 262. fixing a nut; 263. a positioning structure; 2631. a slot; 2632. positioning a rod; 3. a lubrication structure; 31. a liquid inlet pipe; 32. a serpentine lubrication conduit; 33. a lubrication outlet; 34. a liquid absorbing sponge layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a can reduce gear shaft of improvement operating stability of wearing and tearing, including axostylus axostyle 1, the upper end of axostylus axostyle 1 is equipped with just change gear 2, just change gear 2 including fixed assembly in the drum 21 at 1 upper surface middle part of axostylus axostyle, the outer wall of drum 21 has cup jointed annular bottom plate 22, and the annular bottom plate 22 bottom surface supports and leans on at 1 upper surface of axostylus axostyle, 1 upper surface middle part fixed mounting of axostylus axostyle has screw rod 23, and screw rod 23 spiro union in 21 inner ring of drum, the fixed cover of 21 outer wall of drum has connect

interior ring gear

24, 24 outer wall meshing of interior ring gear has cup jointed wear-resisting outer ring gear 25, screw rod 23 outer wall upper end spiro union is equipped with elastic fixation structure 26, and the elastic fixation structure 26 lower extreme supports and leans on at wear-resisting outer ring gear 25 upper surface, be equipped with lubricating structure 3 on elastic fixation structure 26 and the wear-resisting outer ring gear 25.

The gear 2 which is convenient to replace is adopted as a gear part on the gear shaft, when the outer wear-resistant outer gear ring 25 is worn, the worn wear-resistant outer gear ring 25 can be replaced by disassembling the elastic fixing structure 26, and other parts can be reused, so that resources are utilized more reasonably, the cost is reduced, and the operation stability is improved; the gear shaft is provided with a lubricating structure 3, and lubricating liquid is injected into the lubricating structure 3 to lubricate the meshing between the wear-resistant outer gear ring 25 and other gears, so that the friction between the wear-resistant outer gear ring and the other gears is reduced, and the wear is reduced; the wear-resistant outer ring gear 25 is improved in wear resistance by adding the wear-resistant coating 253, so that wear is reduced, and running stability is improved.

Specifically, the elastic fixing structure 26 includes a disc spring 261 sleeved on the upper end of the outer wall of the screw 23, the upper end of the outer wall of the screw 23 is screwed with a fixing nut 262, the disc spring 261 is clamped between the fixing nut 262 and the upper edge of the wear-resistant outer toothed ring 25, and a positioning structure 263 is arranged between the bottom surface of the disc spring 261 and the upper edge of the wear-resistant outer toothed ring 25; adopt elasticity fixed knot structure 26 to carry out spacing fixed to wear-resisting outer ring gear 25, utilize disc spring 261 to support to lean on wear-resisting outer ring gear 25 to fix, disc spring 261 has elasticity, cushions when vibrations, effectively avoids the not hard up of fixation nut 262.

Specifically, the positioning structure 263 includes a slot 2631 with a uniform circumference formed on the upper edge of the wear-resistant outer ring gear 25, the positioning rod 2632 is fixedly assembled on the outer edge of the bottom surface of the disc spring 261 corresponding to the slot 2631, and the positioning rod 2632 is correspondingly inserted into the slot 2631; the design of location structure 263 makes the skew of position can not take place when spacing fixed to wear-resisting outer ring gear 25, improves fixed spacing stability.

Specifically, the wear-resistant outer gear ring 25 comprises an outer gear ring body 251, arc-shaped protrusions 252 are uniformly and integrally formed on the outer wall of the outer gear ring body 251, and a wear-resistant coating 253 is coated on the outer wall of the outer gear ring body 251; the arrangement of the arc-shaped protrusions 252 improves the firmness of the wear-resistant coating 253 after coating, and the wear-resistant coating 253 is made of wear-resistant paint suitable for metal.

Particularly, lubricating structure 3 is including offering in the inside snakelike lubricated pipeline 32 of wear-resisting outer ring gear 25, wear-resisting outer ring gear 25 outer wall evenly offer with the lubricated export 33 of snakelike lubricated pipeline 32 intercommunication, lubricated export 33 inner wall is fixed to be equipped with imbibition sponge layer 34, the design is sealed to snakelike lubricated pipeline 32's lower extreme, the fixed intercommunication in snakelike lubricated pipeline 32's upper end has feed liquor pipe 31, the preformed hole that elastic fixation structure 26 was run through to feed liquor pipe 31 upper end has cup jointed the rubber cap.

Inject lubricated liquid into feed liquor pipe 31 through opening the rubber cap, lubricated liquid flows along snakelike lubrication pipeline 32, and lubricated liquid oozes from imbibition sponge layer 34 department of lubricated export 33 department, utilizes the lubricated liquid that oozes to lubricate the meshing between wear-resisting outer ring gear 25 and other gears, reduces the friction between them, reduces wearing and tearing.

The working principle is as follows: according to the utility model, the gear 2 which is convenient to replace is adopted as a gear part on the gear shaft, when the outer wear-resistant outer gear ring 25 is worn, the worn wear-resistant outer gear ring 25 can be replaced by disassembling the elastic fixing structure 26, and other parts can be reused, so that resources are utilized more reasonably, the cost is reduced, and the operation stability is improved; the gear shaft is provided with a lubricating structure 3, and lubricating liquid is injected into the lubricating structure 3 to lubricate the meshing between the wear-resistant outer gear ring 25 and other gears, so that the friction between the wear-resistant outer gear ring and the other gears is reduced, and the wear is reduced; the wear-resistant outer ring gear 25 is improved in wear resistance by adding the wear-resistant coating 253, so that wear is reduced, and running stability is improved.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as mature bolts, rivets, welding and the like in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A gear shaft capable of improving operation stability and reducing wear comprises a shaft rod (1), and is characterized in that: the upper end of the shaft lever (1) is provided with a gear (2) which is convenient to replace, the gear (2) which is convenient to replace comprises a cylinder (21) which is fixedly assembled in the middle of the upper surface of the shaft lever (1), the outer wall of the cylinder (21) is sleeved with an annular bottom plate (22), the bottom surface of the annular bottom plate (22) is abutted against the upper surface of the shaft lever (1), a screw rod (23) is fixedly assembled in the middle of the upper surface of the shaft lever (1), the screw rod (23) is screwed on the inner ring surface of the cylinder (21), the outer wall of the cylinder (21) is fixedly sleeved with an inner gear ring (24), the outer wall of the inner gear ring (24) is engaged and sleeved with a wear-resistant outer gear ring (25), the upper end of the outer wall of the screw rod (23) is in threaded assembly with an elastic fixing structure (26), and the lower end of the elastic fixing structure (26) is propped against the upper surface of the wear-resistant outer gear ring (25), and the elastic fixing structure (26) and the wear-resistant outer gear ring (25) are provided with lubricating structures (3).

2. A gear shaft with improved operational stability capable of reducing wear according to claim 1, wherein: elastic fixation structure (26) is including cup jointing in disc spring (261) of screw rod (23) outer wall upper end, screw rod (23) outer wall upper end spiro union has fixation nut (262), disc spring (261) centre gripping is between fixation nut (262) and wear-resisting outer ring gear (25) top edge, be equipped with location structure (263) between disc spring (261) bottom surface and wear-resisting outer ring gear (25) top edge.

3. A gear shaft with improved operational stability capable of reducing wear according to claim 2, wherein: the positioning structure (263) comprises a slot (2631) which is uniformly and circumferentially arranged on the upper edge of the wear-resistant outer gear ring (25), a positioning rod (2632) is fixedly assembled on the outer edge of the bottom surface of the disc spring (261) corresponding to the slot (2631), and the positioning rod (2632) is correspondingly inserted into the slot (2631).

4. A gear shaft with improved operational stability capable of reducing wear according to claim 1, wherein: the wear-resistant outer gear ring (25) comprises an outer gear ring body (251), arc-shaped protrusions (252) are uniformly and integrally formed on the outer wall of the outer gear ring body (251), and a wear-resistant coating (253) is coated on the outer wall of the outer gear ring body (251).

5. A gear shaft with improved operational stability capable of reducing wear according to claim 1, wherein: lubricating structure (3) including seting up in wear-resisting outer ring gear (25) inside snakelike lubricated pipeline (32), wear-resisting outer ring gear (25) outer wall evenly seted up with lubricated export (33) of snakelike lubricated pipeline (32) intercommunication, lubricated export (33) inner wall is fixed to be equipped with imbibition sponge layer (34), the design is sealed to the lower extreme of snakelike lubricated pipeline (32), the fixed intercommunication in upper end of snakelike lubricated pipeline (32) has feed liquor pipe (31), the preformed hole that runs through on elastic fixation structure (26) on feed liquor pipe (31) upper end has cup jointed the rubber cap.