CN214063707U

CN214063707U - Cam shaft

Info

Publication number: CN214063707U
Application number: CN202022998610.9U
Authority: CN
Inventors: 张健; 张九和
Original assignee: Jinan Laiwu Jiuxin Auto Parts Co ltd
Current assignee: Jinan Laiwu Jiuxin Auto Parts Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-08-27
Anticipated expiration: 2030-12-15

Abstract

The utility model discloses a camshaft, including first axis body and second axis body, the one end fixedly connected with fixed block of first axis body, the fixed cover of one end fixedly connected with of second axis body, the fixed block is located the inside of fixed cover, the cavity has all been seted up to two inside walls of fixed cover, the fixed orifices has all been seted up to the both sides wall of fixed block, the inside of cavity is provided with the fixed pin, the one end of fixed pin extends to the inside of fixed orifices, the fixed surface of fixed pin has cup jointed the offset, the offset is located the inside of cavity, first spring has been cup jointed to the surface of fixed pin, the oil storage chamber has all been seted up with the inside of the second axis body to first axis body. The utility model discloses be convenient for splice and dismantle two axis bodies, reduced the processing degree of difficulty, practiced thrift use cost, and played fine lubricated effect to the camshaft from taking the oil storage chamber, prolonged the life of camshaft, had certain practicality.

Description

Cam shaft

Technical Field

The utility model relates to a camshaft technical field especially relates to a camshaft.

Background

Motor camshaft is as a very common axle drive spare part, in extensive application to people's production and processing, prior art's motor camshaft is whole processing mostly, there is certain technical difficulty, it is longer at camshaft length, conventional equipment is because unable processing of stroke scheduling problem, even the equipment stroke is enough, the product that the processing was come out also can lead to beating because the work piece is too long, the circularity, cylindricity etc. are not conform to the requirements, and cam or axis body have must change after the damage, use cost is higher, can not satisfy people's demand. Simultaneously current camshaft is because there is not better lubricating oil to store the effect for influence the lubricated effect of camshaft body, make the life who has shortened the camshaft body.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcomings existing in the prior art and providing a camshaft.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a camshaft comprises a first shaft body and a second shaft body, wherein one end of the first shaft body is fixedly connected with a fixed block, one end of the second shaft body is fixedly connected with a fixed sleeve, the fixed block is positioned inside the fixed sleeve, two inner side walls of the fixed sleeve are both provided with a cavity, two side walls of the fixed block are both provided with a fixed hole, the inside of the cavity is provided with a fixed pin, one end of the fixed pin extends into the fixed hole, the outer surface of the fixed pin is fixedly sleeved with a supporting plate which is positioned inside the cavity, the outer surface of the fixed pin is sleeved with a first spring, the inside of the first shaft body and the inside of the second shaft body are both provided with an oil storage cavity, the side wall of the oil storage cavity is provided with an oil injection port, a block is arranged between the oil injection port and the oil storage cavity, two inner side walls of the oil injection port are both fixedly connected with a supporting block, and a T-shaped rod is arranged above the supporting block, the bottom end of the T-shaped rod penetrates through the supporting block and is fixedly connected with the top of the blocking block, and a second spring is sleeved on the outer surface of the T-shaped rod.

As a further description of the above technical solution:

one end of the first spring is fixedly connected with the side wall of the abutting plate, and the other end of the first spring is fixedly connected with the inner side wall of the cavity.

As a further description of the above technical solution:

the fixed pin is kept away from the outside fixedly connected with arm-tie of fixed cover to the one end of fixed orifices, the hand-tie has been seted up on the surface of arm-tie.

As a further description of the above technical solution:

the bottom end of the second spring is fixedly connected with the upper surface of the supporting block, and the top end of the second spring is fixedly connected with the inner top wall of the T-shaped rod.

As a further description of the above technical solution:

a plurality of tiny oil outlets are formed in the surfaces of the first shaft body and the second shaft body.

As a further description of the above technical solution:

two ends of the abutting plate are respectively connected with the sliding grooves in the two side walls of the cavity in a sliding mode.

The utility model discloses following beneficial effect has:

1. through the setting of fixed cover, fixed block, fixed pin, first spring, arm-tie, support the board, splice two axostylus axostyles after convenient processing is accomplished, forms a complete longer camshaft body, has reduced the processing degree of difficulty, and when the cam wearing and tearing on partly axis body or the axis body damaged, conveniently dismantle and change simultaneously, do not need wholly to change, practiced thrift use cost.

2. Through the setting of sprue, second spring, oil storage chamber, oiling mouth, supporting shoe, be convenient for lubricate the camshaft, the reaction force of second spring can drive the sprue and plug up the oiling mouth simultaneously to avoid fluid to spill from oiling mouth, the wearing and tearing of the cam portion that reduces have prolonged the life of camshaft.

The utility model discloses be convenient for splice and dismantle two axis bodies, reduced the processing degree of difficulty, practiced thrift use cost, and played fine lubricated effect to the camshaft from taking the oil storage chamber, prolonged the life of camshaft, had certain practicality.

Drawings

Fig. 1 is a front view of a camshaft according to the present invention;

fig. 2 is a cross-sectional view of a camshaft according to the present invention;

fig. 3 is an enlarged view of a camshaft a according to the present invention;

fig. 4 is an enlarged view of B of a camshaft according to the present invention.

Illustration of the drawings:

1. a first shaft body; 2. a second shaft body; 3. fixing a sleeve; 4. a fixed block; 5. pulling a plate; 6. an oil storage chamber; 7. an oil outlet hole; 8. a fixing hole; 9. a fixing pin; 10. a resisting plate; 11. a cavity; 12. a first spring; 13. hole drawing; 14. blocking; 15. an oil filling port; 16. a support block; 17. a second spring; 18. t-shaped rod.

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 of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a camshaft comprises a first shaft body 1 and a second shaft body 2, one end of the first shaft body 1 is fixedly connected with a fixed block 4, one end of the second shaft body 2 is fixedly connected with a fixed sleeve 3, the fixed block 4 is positioned in the fixed sleeve 3, two inner side walls of the fixed sleeve 3 are respectively provided with a cavity 11, two side walls of the fixed block 4 are respectively provided with a fixed hole 8, the cavity 11 is internally provided with a fixed pin 9, one end of the fixed pin 9 extends to the inside of the fixed hole 8, the outer surface of the fixed pin 9 is fixedly sleeved with a support plate 10, the support plate 10 is positioned in the cavity 11, the outer surface of the fixed pin 9 is sleeved with a first spring 12, the first shaft body 1 and the second shaft body 2 are respectively provided with an oil storage cavity 6, the side wall of the oil storage cavity 6 is provided with an oil injection port 15, a blocking block 14 is arranged between the oil injection port 15 and the oil storage cavity 6, two inner side walls of the oil injection port 15 are both fixedly connected with a supporting block 16, a T-shaped rod 18 is arranged above the supporting block 16, the bottom end of the T-shaped rod 18 penetrates through the supporting block 16 and is fixedly connected with the top of the blocking block 14, and a second spring 17 is sleeved on the outer surface of the T-shaped rod 18.

One end of the first spring 12 is fixedly connected with the side wall of the abutting plate 10, and the other end of the first spring 12 is fixedly connected with the inner side wall of the cavity 11, so that the first spring 12 can be conveniently and firmly fixed in the fixing hole 8 by the elastic force of the first spring 12; one end of the fixing pin 9, which is far away from the fixing hole 8, extends to the outside of the fixing sleeve 3 and is fixedly connected with a pulling plate 5, and the surface of the pulling plate 5 is provided with a pulling hole 13 so as to be convenient for disassembly; the bottom end of the second spring 17 is fixedly connected with the upper surface of the supporting block 16, and the top end of the second spring 17 is fixedly connected with the inner top wall of the T-shaped rod 18, so that the oil filling port 15 can be conveniently blocked by the blocking block 14; the surfaces of the first shaft body 1 and the second shaft body 2 are respectively provided with a plurality of small oil outlet holes 7 so as to lubricate the camshaft; two ends of the abutting plate 10 are respectively connected with the sliding grooves on the two side walls of the cavity 11 in a sliding mode, and the moving stability of the abutting plate 10 is improved.

The working principle is as follows: when the installation is needed, any steel rod or rope body can be inserted into the pull hole 13 and pulls the pull plate 5, so that the first spring 12 is compressed, the fixing block 4 is inserted into the fixing sleeve 3, the pull plate 5 is loosened, so that the first spring 12 is elastically restored to drive the fixing pin 9 to be inserted into the fixing hole 8, so as to complete the integral fixed installation, the inner wall of the fixing sleeve 3 and the fixing block 4 are both square, so that the positioning can be rapidly carried out after the insertion, when the oil injection is needed, the oil injection pipe is inserted into the oil injection port 15, the T-shaped rod 18 drives the second spring 17 to compress under the action of the oil injection pipe, so that the block 14 is separated from the oil injection port 15, namely, the oil can be injected into the oil storage cavity 6, when the oil injection pipe is pulled away, the second spring 17 is elastically restored to drive the block 14 to move to block the oil injection port 15, so as to avoid the oil leakage, and meanwhile, under the motion of the camshaft, the oil can flow out from the oil outlet 7 to lubricate the cam part, so as to reduce friction and prolong service life.

Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A camshaft comprising a first shaft body (1) and a second shaft body (2), characterized in that: the one end fixedly connected with fixed block (4) of first axis body (1), the one end fixedly connected with fixed cover (3) of second axis body (2), fixed block (4) are located the inside of fixed cover (3), cavity (11) have all been seted up to two inside walls of fixed cover (3), fixed orifices (8) have all been seted up to the both sides wall of fixed block (4), the inside of cavity (11) is provided with fixed pin (9), the one end of fixed pin (9) extends to the inside of fixed orifices (8), the external fixed surface of fixed pin (9) has cup jointed offset plate (10), offset plate (10) are located the inside of cavity (11), first spring (12) has been cup jointed to the surface of fixed pin (9), oil storage chamber (6) have all been seted up to the inside of first axis body (1) and second axis body (2), oil filler (15) have been seted up to the lateral wall of oil storage chamber (6), be provided with between oiling mouth (15) and oil storage chamber (6) sprue (14), the equal fixedly connected with supporting shoe (16) of two inside walls of oiling mouth (15), the top of supporting shoe (16) is provided with T type pole (18), the bottom of T type pole (18) run through supporting shoe (16) and with the top fixed connection of sprue (14), second spring (17) have been cup jointed to the surface of T type pole (18).

2. A camshaft as claimed in claim 1, wherein: one end of the first spring (12) is fixedly connected with the side wall of the abutting plate (10), and the other end of the first spring (12) is fixedly connected with the inner side wall of the cavity (11).

3. A camshaft as claimed in claim 1, wherein: one end, far away from the fixed hole (8), of the fixed pin (9) extends to an external fixedly connected pull plate (5) of the fixed sleeve (3), and a pull hole (13) is formed in the surface of the pull plate (5).

4. A camshaft as claimed in claim 1, wherein: the bottom end of the second spring (17) is fixedly connected with the upper surface of the supporting block (16), and the top end of the second spring (17) is fixedly connected with the inner top wall of the T-shaped rod (18).

5. A camshaft as claimed in claim 1, wherein: a plurality of tiny oil outlets (7) are formed in the surfaces of the first shaft body (1) and the second shaft body (2).

6. A camshaft as claimed in claim 1, wherein: two ends of the abutting plate (10) are respectively connected with the sliding grooves on two side walls of the cavity (11) in a sliding manner.