CN219054222U

CN219054222U - Camshaft mounting tool for automobile engine

Info

Publication number: CN219054222U
Application number: CN202223269346.0U
Authority: CN
Inventors: 华祖民; 杨志强
Original assignee: Suzhou Xinyuji Precision Machinery Co ltd
Current assignee: Suzhou Xinyuji Precision Machinery Co ltd
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-05-23
Anticipated expiration: 2032-12-06

Abstract

The utility model belongs to the technical field of automobile maintenance, and particularly relates to an automobile engine camshaft mounting tool which comprises a main body plate, a first clamping plate and a second clamping plate, wherein a through hole is fixedly formed in one side wall of the main body plate near one end, an adjusting plate is fixedly arranged in the middle of one side wall of the main body plate, a first through groove and a second through groove are formed in one side wall of the adjusting plate, a first gasket is fixedly arranged on one side wall of the through hole, a first connecting rod is movably arranged in the through hole, one end of the first connecting rod is fixedly connected with one side wall of the first clamping plate, a second connecting rod is slidably arranged in the first through groove, and one end of the second connecting rod is fixedly connected with one side wall of the second clamping plate. According to the utility model, the first clamping plate and the adjustable second clamping plate are respectively and firmly clamped on the tooth grooves on the outer walls of the exhaust camshaft and the intake camshaft, so that the camshaft is locked and fixed, an operator can conveniently and rapidly disassemble and assemble the timing chain of the camshaft, and the working efficiency is effectively improved.

Description

Camshaft mounting tool for automobile engine

Technical Field

The utility model belongs to the technical field of automobile maintenance, and particularly relates to an automobile engine camshaft mounting tool.

Background

The camshaft is a component in a piston engine that functions to control the opening and closing actions of the valves. In the working process of the engine, four processes of air intake, compression, explosion and exhaust continuously occur in the cylinder, and the time of each step is matched with the movement state and the position of the piston, so that the air intake, the air exhaust and the lifting of the piston are mutually coordinated, and the force is transmitted to corresponding parts under the drive of the crankshaft.

When operating personnel carry out the dismouting of camshaft timing chain, the camshaft rotates easily and leads to part position change, is difficult for operating, needs to fix the camshaft, realizes the single dismouting operation of operating personnel.

Therefore, it is necessary to invent a camshaft mounting tool for an automobile engine to solve the above-mentioned problems.

Disclosure of Invention

In view of the above problems, the utility model provides an automobile engine camshaft installation tool, which is characterized in that a first clamping plate is clamped on the tooth socket on the outer wall of an exhaust camshaft, and a limiting plate is used for accurately positioning the position of an air inlet camshaft, so that a second clamping plate is quickly adjusted to be clamped on the tooth socket on the outer wall of the air inlet camshaft, two camshafts of a column are effectively locked to prevent the two camshafts from rotating, and the operation convenience is provided for operators to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an automobile engine camshaft mounting tool, including the main part board, first cardboard and second cardboard, main part board side wall is by the fixed through-hole that is provided with of one end, main part board side wall is by the fixed regulating plate that is provided with in middle part, first logical groove and second through-groove have been seted up to regulating plate side wall, through-hole one side wall is fixed to be provided with first packing ring, the inside activity of through-hole is provided with the head rod, head rod one end and first cardboard side wall fixed connection, the inside slip of first through-groove is provided with the second connecting rod, second connecting rod one end and a second cardboard side wall fixed connection.

Further, one end of the first connecting rod, which is far away from the first clamping plate, is fixedly provided with a first knob, one end of the second connecting rod, which is far away from the second clamping plate, is fixedly provided with a second knob, and one side wall of the second knob is fixedly provided with a second gasket.

Further, an adjusting column is fixedly arranged on one side wall of the adjusting plate near one end, and a limiting plate is sleeved on the outer wall of the adjusting column.

Further, limiting grooves are formed in two ends of the limiting plate, and short rods are slidably arranged in the two limiting grooves.

Further, the pressing plate is fixedly arranged at one end, opposite to the two short rods, of each short rod, and the fixing bolt is connected to one end, far away from the pressing plate, of each short rod in a threaded mode.

Further, the gear grooves are formed in two ends of the first clamping plate and the second clamping plate, and the plurality of gear grooves protrude out of the plane where one side wall of the first clamping plate and one side wall of the second clamping plate are located.

Further, the outer walls of the first knob, the second knob and the fixing bolt are provided with anti-skid patterns.

The utility model has the technical effects and advantages that:

1. according to the utility model, the first clamping plate and the adjustable second clamping plate are respectively and firmly clamped on the tooth grooves on the outer walls of the exhaust camshaft and the intake camshaft, so that the camshaft is locked and fixed, an operator can conveniently and rapidly disassemble and assemble the timing chain of the camshaft, and the working efficiency is effectively improved.

2. According to the utility model, the cam shaft is firmly clamped through the limiting plate, so that the cam shaft can be more accurately and firmly positioned when the second clamping plate is adjusted, the clamping of the second clamping plate is more convenient, and the inaccurate complicated operation when the second clamping plate is clamped in the tooth slot is effectively avoided.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

FIG. 1 shows a schematic overall structure of an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a first card in an embodiment of the utility model;

FIG. 3 is a schematic view showing the structure of a body plate in the embodiment of the present utility model;

fig. 4 is a schematic structural view of a limiting plate according to an embodiment of the present utility model.

In the figure: 1. a main body plate; 2. a first clamping plate; 3. a second clamping plate; 4. a through hole; 5. an adjusting plate; 6. a first through groove; 7. a second through slot; 8. a first gasket; 9. a first connecting rod; 10. a second connecting rod; 11. a first knob; 12. a second knob; 13. a second gasket; 14. an adjusting column; 15. a limiting plate; 16. a limit groove; 17. a short bar; 18. a pressing plate; 19. a fixing bolt; 20. a gear groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

When an operator performs disassembly and assembly of the timing chain of the camshaft, the camshaft is easy to rotate to cause the position change of the part, the operation is difficult to perform, the camshaft is required to be fixed, and the single disassembly and assembly operation of the operator is realized.

The utility model provides an automobile engine camshaft mounting tool, which comprises a main body plate 1, a first clamping plate 2 and a second clamping plate 3, wherein a through hole 4 is fixedly arranged at one end of one side wall of the main body plate 1, an adjusting plate 5 is fixedly arranged at the middle part of one side wall of the main body plate 1, a first through groove 6 and a second through groove 7 are formed in one side wall of the adjusting plate 5, the second clamping plate 3 is adjusted through the first through groove 6, a first gasket 8 is fixedly arranged at one side wall of the through hole 4, the stability of the first clamping plate 2 is ensured through the first gasket 8, a first connecting rod 9 is movably arranged in the through hole 4, one end of the first connecting rod 9 is fixedly connected with one side wall of the first clamping plate 2, the movement of the first clamping plate 2 is ensured through the first connecting rod 9, a second connecting rod 10 is slidably arranged in the first through groove 6, one end of the second connecting rod 10 is fixedly connected with one side wall of the second clamping plate 3, and the movement of the second clamping plate 3 is ensured through the second connecting rod 10.

Firm joint in exhaust camshaft and intake camshaft outer wall tooth's socket respectively through first cardboard 2 and adjustable second cardboard 3, and it is fixed to lock the camshaft, and the operating personnel of being convenient for conveniently carry out the dismouting of camshaft timing chain, has effectively improved work efficiency.

As shown in fig. 1-4, a first knob 11 is fixedly arranged at one end, far away from the first clamping plate 2, of the first connecting rod 9, a second knob 12 is fixedly arranged at one end, far away from the second clamping plate 3, of the second connecting rod 10, a second washer 13 is fixedly arranged at one side wall of the second knob 12, and the stability of the second clamping plate 3 is ensured through the second washer 13.

As shown in fig. 1-4, an adjusting column 14 is fixedly arranged on one side wall of an adjusting plate 5 near one end, the stable installation of a limiting plate 15 is ensured through the adjusting column 14, the limiting plate 15 is sleeved on the outer wall of the adjusting column 14, limiting grooves 16 are formed in two ends of the limiting plate 15, sliding of short rods 17 is realized through the limiting grooves 16, short rods 17 are slidably arranged in the two limiting grooves 16, pressing plates 18 are fixedly arranged at opposite ends of the two short rods 17, the pressing plates 18 are driven to move through the short rods 17, fixing bolts 19 are connected to one ends, far away from the pressing plates 18, of the two short rods 17 in a threaded mode, and the pressing plates 18 are fixedly fastened to the top of a cam shaft through screwing of the fixing bolts 19.

As shown in fig. 1-4, the two ends of the first clamping plate 2 and the second clamping plate 3 are respectively provided with a gear groove 20, the gear grooves 20 ensure firm clamping with tooth grooves on the outer walls of the exhaust cam shaft and the intake cam shaft, a plurality of gear grooves 20 protrude out of the planes of one side wall of the first clamping plate 2 and one side wall of the second clamping plate 3, the main body plate 1, the first clamping plate 2 and the second clamping plate 3 are smoothly placed on the outer wall of the cam shaft, and anti-skid patterns are respectively arranged on the outer walls of the first knob 11, the second knob 12 and the fixing bolts 19, so that convenient operation of operators is ensured.

The working principle of the utility model is as follows:

referring to fig. 1-4 of the specification, when the utility model is used, the first clamping plate 2 is placed on one side of the outer wall of the exhaust camshaft, so that the gear groove 20 of the first clamping plate is aligned with and clamped with the gear groove of the outer wall of the exhaust camshaft, the first knob 11 is screwed down, and the first clamping plate is stabilized through the first gasket 8;

then placing the air inlet cam shaft in the second through groove 7, after keeping the horizontal placement of the main body plate 1, moving the fixing bolt 19, driving the short rod 17 and the pressing plate 18 to move to the corresponding position of the outer wall of the air inlet cam shaft, and screwing the fixing bolt 19 until the pressing plate 18 presses the outer wall of the air inlet cam shaft and keeps the outer wall of the air inlet cam shaft stable;

and the second knob 12 is moved to drive the second connecting rod 10 and the second clamping plate 3 to slide in the first through groove 6 until the second clamping plate 3 moves to the outer wall clamping groove of the air inlet cam shaft, so that the gear groove 20 of the second clamping plate is aligned with the tooth groove of the outer wall and clamped, the second knob 12 is screwed down, the second connecting rod is stable through the second gasket 13, the air inlet cam shaft and the air outlet cam shaft can be locked simultaneously, and the cam shaft timing chain can be conveniently detached and assembled by a single operator.

The cam shaft is firmly clamped through the limiting plate 15, and the cam shaft can be accurately and firmly positioned when the second clamping plate 3 is adjusted, so that the clamping of the second clamping plate 3 is more convenient, and inaccurate complex operation when the second clamping plate 3 is clamped in a tooth slot is effectively avoided.

Although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides an automobile engine camshaft mounting tool, includes main part board (1), first cardboard (2) and second cardboard (3), its characterized in that: the utility model discloses a body board, including main part board (1), first cardboard (2), second cardboard (3), through-hole (4) are fixed by one end, main part board (1) lateral wall is fixed by the middle part to be provided with regulating plate (5), first logical groove (6) and second through-groove (7) have been seted up to regulating plate (5) lateral wall, through-hole (4) lateral wall is fixed to be provided with first packing ring (8), the inside activity of through-hole (4) is provided with head rod (9), head rod (9) one end and first cardboard (2) lateral wall fixed connection, first inside slip of through-groove (6) is provided with second connecting rod (10), second connecting rod (10) one end and second cardboard (3) lateral wall fixed connection.

2. The automotive engine camshaft mounting tool of claim 1, wherein: one end of the first connecting rod (9) far away from the first clamping plate (2) is fixedly provided with a first knob (11), one end of the second connecting rod (10) far away from the second clamping plate (3) is fixedly provided with a second knob (12), and one side wall of the second knob (12) is fixedly provided with a second gasket (13).

3. The automotive engine camshaft mounting tool of claim 2, wherein: an adjusting column (14) is fixedly arranged on one side wall of the adjusting plate (5) near one end, and a limiting plate (15) is sleeved on the outer wall of the adjusting column (14).

4. A camshaft mounting tool for an automotive engine according to claim 3, wherein: limiting grooves (16) are formed in two ends of the limiting plate (15), and short rods (17) are slidably arranged in the two limiting grooves (16).

5. The automotive engine camshaft mounting tool of claim 4, wherein: the pressing plates (18) are fixedly arranged at the opposite ends of the short rods (17), and fixing bolts (19) are connected with one ends, far away from the pressing plates (18), of the short rods (17) in a threaded mode.

6. The automotive engine camshaft mounting tool of claim 1, wherein: the gear grooves (20) are formed in two ends of the first clamping plate (2) and the second clamping plate (3), and the gear grooves (20) protrude out of the plane where one side wall of the first clamping plate (2) and one side wall of the second clamping plate (3) are located.

7. The automotive engine camshaft mounting tool of claim 5, wherein: the outer walls of the first knob (11), the second knob (12) and the fixing bolt (19) are provided with anti-skid patterns.