CN214836597U

CN214836597U - Camshaft convenient to equipment

Info

Publication number: CN214836597U
Application number: CN202121213690.0U
Authority: CN
Inventors: 唐昌文; 王刚; 罗华; 刘兵
Original assignee: Mianyang Yangchen Auto Parts Co ltd
Current assignee: Mianyang Yangchen Auto Parts Co ltd
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2021-11-23
Anticipated expiration: 2031-06-02

Abstract

The utility model discloses a camshaft convenient to equipment, include: the outer side of the connecting shaft is provided with a plurality of groups of cam bodies, and each cam body consists of an upper cam block and a lower cam block; the first micropores are symmetrically provided with a plurality of groups in the center of the inside of the connecting shaft, and the upper cam block is provided with second micropores corresponding to the first micropores; the sponge sleeve is embedded and arranged on the inner side of the connecting shaft, and the outer side of the sponge sleeve is connected with the connecting shaft in a fitting manner; the connecting cover is connected to the outer side of the right end of the connecting shaft in a threaded mode and is of a convex structure. This camshaft convenient to equipment is convenient for assemble and is dismantled, and is convenient for add lubricating oil, makes it have good lubricating property to be convenient for reduce the leakage of lubricating oil, and be convenient for make this camshaft have good bearing performance and wear resistance, thereby make the long service life of this camshaft.

Description

Camshaft convenient to equipment

Technical Field

The utility model relates to a camshaft technical field specifically is a camshaft convenient to equipment.

Background

The camshaft is the most important part in the engine air distribution system and is also the friction piece with the largest load on the engine, and the camshaft is easy to damage due to the fact that the camshaft can be subjected to large torsion and generates large friction force in the using process.

If the utility model discloses a chinese utility model patent that grant bulletin number is CN210483833U discloses a camshaft convenient to equipment, including a pivot, even equidistance in the pivot is provided with a plurality of fixed establishment, the pivot has two cams through two of them fixed establishment fixed mounting, the both ends of pivot all are provided with an installation mechanism, two the equal fixedly connected with of one end that installation mechanism kept away from mutually has a positioning mechanism, when using, according to the difference of the required interval of different engines, can cup joint in the pivot of the first screw hole that corresponds different positions on the cam, then align the fixed orifices on the cam with the first screw hole that corresponds the position, insert and pass and extend to the cam outside with first screw hole threaded connection and by another fixed orifices through the fixed orifices again through with first bolt by the fixed orifices to through nut and its threaded connection, it is comparatively simple convenient and can be directed against various engines to cam and pivot fixed whole installation process, and can be to the cam The distance is adjusted, and the device is practical.

However, in the using process, it is generally inconvenient to assemble and disassemble, and it is inconvenient to add lubricating oil, it is difficult to make it have good lubricating performance, and its bearing performance and wear resistance are limited, it is difficult to make the service life of the camshaft long, so we propose a camshaft which is convenient to assemble, in order to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a camshaft convenient to equipment to propose in solving above-mentioned background art as the disclosed camshaft of being convenient for of authorized bulletin number CN210483833U, generally be not convenient for assemble and dismantle, and be not convenient for add lubricating oil, be difficult to make it have good lubricating property, and its bearing capacity and wear resistance are limited, are difficult to make the long service life's of camshaft problem.

In order to achieve the above object, the utility model provides a following technical scheme: a camshaft that facilitates assembly, comprising:

the outer side of the connecting shaft is provided with a plurality of groups of cam bodies, and each cam body consists of an upper cam block and a lower cam block;

the first micropores are symmetrically provided with a plurality of groups in the center of the inside of the connecting shaft, and the upper cam block is provided with second micropores corresponding to the first micropores;

the sponge sleeve is embedded and arranged on the inner side of the connecting shaft, and the outer side of the sponge sleeve is connected with the connecting shaft in a fitting manner;

the connecting cover is connected to the outer side of the right end of the connecting shaft in a threaded mode and is of a convex structure.

Preferably, the combined shapes of the inner side and the outer side of the upper cam block and the lower cam block are respectively circular and oval, the upper cam block and the lower cam block are tightly attached and connected with the connecting shaft, and the upper cam block and the lower cam block are respectively composed of an alloy cast iron plate and a sealing gasket, wherein the outer side of the alloy cast iron plate is connected with the sealing gasket in a sticking mode.

Preferably, the lower cam blocks are symmetrically arranged relative to the upper cam block, the lower cam blocks and the upper cam block form a rotating structure, the lower cam block monomers are connected in a fitting mode, and the lower cam blocks are fixedly connected with the connecting shaft through locking screws.

Preferably, the second micropores and the first micropores form a communication structure, and the length size of the second micropores decreases from inside to outside in sequence.

Preferably, the left side and the right side of the sponge sleeve are respectively connected with the connecting shaft and the bearing rod in an attaching mode, the bearing rod penetrates through the sponge sleeve, the bearing rod in a T-shaped structure is in threaded connection with the connecting shaft, and the bearing rod is fixedly connected with a connecting cover in an attaching mode on the right side of the bearing rod through a locking screw.

Compared with the prior art, the beneficial effects of the utility model are that: the camshaft convenient to assemble is convenient to assemble and disassemble, lubricating oil is convenient to add, the camshaft has good lubricating performance, leakage of the lubricating oil is convenient to reduce, the camshaft has good bearing performance and wear resistance, and the service life of the camshaft is long;

1. the cam shaft is provided with a connecting shaft, a cam body, an upper cam block and a lower cam block, wherein the cam body is composed of the upper cam block and the lower cam block rotationally connected with the upper cam block;

2. the connecting shaft and the lower cam block are internally provided with a first micropore and a second micropore which are communicated and connected, and the connecting shaft and the lower cam block are internally nested with a sponge sleeve which is in fit connection with the connecting shaft, so that the connecting shaft is internally added with lubricating oil, the camshaft is convenient to have good lubricating performance, and the connecting shaft is internally provided with a bearing rod in threaded connection with the bearing rod, so that the camshaft is convenient to have good bearing performance;

3. the cam shaft is provided with the upper cam block, the lower cam block, the alloy cast iron plate and the sealing gasket, and the inner end and the outer end of the upper cam block and the inner end and the outer end of the lower cam block are respectively formed by the alloy cast iron plate and the sealing gasket, so that the leakage of lubricating oil is conveniently reduced through the sealing performance and the elastic performance of the sealing gasket, the lubricating oil has good wear resistance, and the service life of the cam shaft is conveniently prolonged.

Drawings

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

FIG. 2 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 3 is a schematic side view of the structure of the connecting shaft and the cam body of the present invention;

fig. 4 is a schematic view of the internal structure of the upper cam block of the present invention.

In the figure: 1. a connecting shaft; 2. a cam body; 3. an upper cam block; 4. a lower cam block; 5. locking the screw; 6. a first micropore; 7. a second micro-hole; 8. a sponge sleeve; 9. a carrier bar; 10. a connecting cover; 11. an alloy cast iron plate; 12. and a gasket.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a camshaft convenient for assembly comprises a connecting shaft 1, a cam body 2, an upper cam block 3, a lower cam block 4, a locking screw 5, a first micropore 6, a second micropore 7, a sponge sleeve 8, a bearing rod 9, a connecting cover 10, an alloy cast iron plate 11 and a sealing gasket 12, when the camshaft convenient for assembly is used, as shown in figure 1, figure 2 and figure 3, firstly, the cam body 2 formed by the upper cam block 3 and the lower cam block 4 rotatably connected thereon is attached to the outer side of the connecting shaft 1, the lower cam block 4 is fixedly connected with the connecting shaft 1 through the locking screw 5, then the sponge sleeve 8 is nested and attached to the inner side of the connecting shaft 1, the bearing rod 9 penetrates through the sponge sleeve 8, the connecting shaft 9 is in threaded connection with the connecting shaft 1, then lubricating oil is added into the connecting shaft 1, after the lubricating oil is added, the connecting cover 10 is in threaded connection with the connecting shaft 1, and the connecting cover 10 is fixedly connected with the bearing rod 9 which is attached and connected with the connecting cover through the locking screw 5, thereby facilitating the completion of the assembly of the camshaft;

as shown in fig. 2, 3 and 4, in the process of using the camshaft, the first micropores 6 formed in the connecting shaft 1 are communicated with the second micropores 7 formed in the lower cam block 4, so that the lubricating oil in the connecting shaft 1 can flow out from the first micropores 6 and the second micropores 7 through the sponge sleeve 8, and the camshaft has good lubricating performance, and the inner and outer ends of the upper cam block 3 and the lower cam block 4 are both formed by the alloy cast iron plate 11 and the sealing gasket 12, so that the sealing performance and the elastic performance of the sealing gasket 12 are good, the leakage of the lubricating oil is reduced, the camshaft has good wear resistance, and the camshaft has good bearing performance through the bearing rod 9 connected with the internal thread of the connecting shaft 1;

as shown in fig. 2 and 3, after the camshaft is used for a long time, the fixing of the lower cam block 4 and the connecting shaft 1 through the locking screw 5 is broken, so that the cam body 2 is convenient to replace, the fixing of the connecting cover 10 and the bearing rod 9 through the locking screw 5 and the threaded connection of the connecting cover 10 and the connecting shaft 1 are convenient, so that lubricating oil is added into the connecting shaft 1, the service life of the camshaft is prolonged, a series of operations of the camshaft convenient to assemble are completed, and what is not described in detail in the specification belongs to the prior art known by persons skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connected mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt among the prior art, and conventional model, including the conventional connected mode among the circuit connection adoption prior art, and the details are not repeated here, and the content that does not make detailed description in this description belongs to the prior art that skilled person in the art knows.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A camshaft for ease of assembly, comprising:

the cam mechanism comprises a connecting shaft (1), wherein a plurality of groups of cam bodies (2) are mounted on the outer side of the connecting shaft (1), and each cam body (2) consists of an upper cam block (3) and a lower cam block (4);

the connecting shaft is characterized by comprising first micropores (6), wherein multiple groups of the first micropores (6) are symmetrically formed in the center of the inside of the connecting shaft (1), and second micropores (7) corresponding to the first micropores (6) are formed in the upper cam block (3);

the sponge sleeve (8) is embedded in the inner side of the connecting shaft (1), and the outer side of the sponge sleeve (8) is connected with the connecting shaft (1) in a fitting manner;

the connecting cover (10) is in threaded connection with the outer side of the right end of the connecting shaft (1), and the connecting cover (10) is of a convex structure.

2. A camshaft of claim 1, wherein: the combined shapes of the inner side and the outer side of the upper cam block (3) and the lower cam block (4) are respectively circular and oval, the upper cam block (3) and the lower cam block (4) are tightly attached and connected with the connecting shaft (1), and the upper cam block (3) and the lower cam block (4) are respectively composed of an alloy cast iron plate (11) and a sealing gasket (12) connected with the outer side of the alloy cast iron plate in a sticking mode.

3. A camshaft of claim 1, wherein: lower cam piece (4) set up about last cam piece (3) symmetry, and lower cam piece (4) and go up cam piece (3) constitution rotating-structure to for laminating between lower cam piece (4) the monomer is connected, lower cam piece (4) pass through locking screw (5) and connecting axle (1) fixed connection moreover.

4. A camshaft of claim 1, wherein: the second micropores (7) and the first micropores (6) form a communicating structure, and the length size of the second micropores (7) is reduced from inside to outside in sequence.

5. A camshaft of claim 1, wherein: the left side and the right side of the sponge sleeve (8) are respectively attached to the connecting shaft (1) and the bearing rod (9), the bearing rod (9) penetrates through the sponge sleeve (8), the bearing rod (9) with a T-shaped structure is in threaded connection with the connecting shaft (1), and the bearing rod (9) is fixedly connected with a connecting cover (10) attached to the right side of the bearing rod through a locking screw (5).