CN210858835U - Engine timing adjusting device - Google Patents
Engine timing adjusting device Download PDFInfo
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- CN210858835U CN210858835U CN201921363080.1U CN201921363080U CN210858835U CN 210858835 U CN210858835 U CN 210858835U CN 201921363080 U CN201921363080 U CN 201921363080U CN 210858835 U CN210858835 U CN 210858835U
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Abstract
The utility model relates to an engine timing adjustment technical field discloses an engine timing adjusting device. The engine timing adjusting device comprises a corner measuring device, an angle adjusting device and a dismounting device, wherein the corner measuring device can be fixedly arranged on a camshaft of the engine and is used for measuring a corner of the camshaft during timing adjustment; the angle adjusting device can be arranged on the camshaft and used for adjusting the rotation angle of the camshaft so as to compensate the phase difference of the camshaft; the chain wheel on the camshaft can be disassembled and assembled by the disassembling and assembling device so that the angle adjusting device can adjust the angle of the camshaft. The utility model discloses utilize the dismouting device to unscrew the bolt that adorns sprocket and camshaft admittedly, utilize angle adjusting device to rotate the camshaft to through corner measuring device real-time supervision camshaft pivoted corner, in order to compensate the phase difference of camshaft. When the timing adjusting device of the engine is used for adjusting the timing, only the valve chamber cover cap needs to be detached, so that the number of detachable parts is small, the structure is simple, and the operation is convenient.
Description
Technical Field
The utility model relates to an engine is adjusted technical field in right time, especially relates to an engine is adjusting device in right time.
Background
When the engine needs to be adjusted in time, the engine is often fixed on a special dismounting roll-over stand, a valve chamber cover, a front end gear train, a chain chamber cover and the like are dismounted, and then the adjustment in time is carried out. The timing adjusting process is large in workload and complicated in process, and the phenomenon of oil leakage and oil seepage easily occurs when the engine is restored after timing adjustment, so that the use of the engine is influenced.
Therefore, it is desirable to provide an engine timing adjusting apparatus to solve the above problems.
SUMMERY OF THE UTILITY MODEL
Based on the above, an object of the utility model is to provide an engine adjusting device in right time to the problem that the oil leak phenomenon of oil impregnate easily appears and influence the engine performance of the assembly of the big, loaded down with trivial details, and the timing adjustment back of work load when solving the timing adjustment.
In order to achieve the purpose, the utility model adopts the following technical proposal:
an engine timing adjustment device comprising:
a rotation angle measuring device capable of measuring a rotation angle of a camshaft of an engine;
an angle adjusting device capable of adjusting a rotation angle of the camshaft;
and a mounting and dismounting device which can mount and dismount the chain wheel on the camshaft.
Further, the angle adjusting device comprises a shifting fork support and a shifting fork, the shifting fork support is configured to be fixedly arranged on the camshaft frame, the shifting fork is arranged on the shifting fork support in a sliding mode, and the shifting fork can be inserted into the camshaft.
Further, a fixing portion is arranged on the shifting fork support, and the fixing portion is configured to be fixedly mounted on the camshaft frame.
Further, the shifting fork support further comprises a support main body, the end portion of the support main body is provided with the fixing portion, and the shifting fork is arranged on the support main body in a sliding mode.
Further, the shifting fork comprises a sliding part, and the sliding part is arranged on the bracket main body in a sliding mode.
Furthermore, the shifting fork further comprises an inserting part, the inserting part is connected with the sliding part, the inserting part is provided with a slot, and the slot can be inserted on the camshaft.
Furthermore, the angle adjusting device also comprises a locking piece, and the locking piece can lock the shifting fork on the shifting fork bracket.
Furthermore, the corner measuring device comprises a corner instrument and a corner instrument support, the corner instrument support can be fixedly arranged on the camshaft, the corner instrument is arranged on the corner instrument support, and the corner instrument can measure the corner of the camshaft.
Further, a clamp is arranged on the corner instrument support and can be clamped on the camshaft.
Further, the dismounting device comprises a torque wrench and a dismounting portion, and the dismounting portion can dismount the chain wheel on the camshaft.
The utility model has the advantages that:
the utility model provides an engine timing adjusting device, which comprises a corner measuring device, an angle adjusting device and a dismounting device, wherein the corner measuring device can be fixedly arranged on a camshaft and is used for measuring the corner of the camshaft during timing adjustment; the angle adjusting device can be arranged on the camshaft and used for adjusting the rotation angle of the camshaft so as to compensate the phase difference of the camshaft; the chain wheel on the camshaft can be disassembled and assembled by the disassembling and assembling device so that the angle adjusting device can adjust the angle of the camshaft. During timing adjustment, the bolts of the chain wheel and the camshaft are unscrewed by the aid of the dismounting device, the camshaft is rotated by the aid of the angle adjusting device, and the rotating angle of the camshaft is monitored in real time by the aid of the angle measuring device so as to compensate phase difference of the camshaft. When the timing adjusting device of the engine is used for adjusting the timing, only the valve chamber cover cap needs to be detached, the number of detachable parts is small, the structure is simple, the process is simple, the operation is convenient, the phenomena of oil leakage and oil seepage are avoided during secondary assembly, and the failure rate caused during secondary assembly is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts. Wherein:
FIG. 1 is a schematic diagram of an engine timing adjustment apparatus according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an angle adjusting device according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of another view angle of the angle adjustment device according to the embodiment of the present invention;
fig. 4 is a schematic structural diagram of a support of a goniometer according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a dismounting device according to an embodiment of the present invention.
In the figure:
100-a camshaft; 101-a sprocket; 102-camshaft frame;
1-a rotation angle measuring device; 2-an angle adjustment device; 3-a dismounting device;
11-a goniometer stand; 21-a fork carriage; 22-a shifting fork; 23-a lock; 24-a handle; 31-torque wrench; 32-a detachable part; 33-magnetic force conversion wrench;
111-a clamp; 112-goniometer suction cup; 211-a fixation section; 212-a holder body; 221-a sliding part; 222-a plug-in part; 331-a connecting portion; 332-a ferrule;
1111-hoop bolts; 1112-a bearing; 2121-a chute; 2221-slot.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limitations of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
As shown in fig. 1 to 5, the present embodiment provides an engine timing adjustment device for adjusting the timing of an engine. In order to facilitate better understanding of the technical solution, first, components of the engine related to the engine timing adjustment device provided in the present embodiment will be described.
As shown in fig. 1, the engine includes a camshaft 100, a sprocket 101, a camshaft frame 102, and a crankshaft, the camshaft 100 is rotatably disposed on the camshaft frame 102, the sprocket 101 is fixedly mounted on the camshaft 100, and the crankshaft is connected to the camshaft 100 through a sprocket chain. The driving force of the crankshaft is transmitted to the camshaft 100 via a sprocket chain, thereby driving the intake valve and the exhaust valve to open and close according to the requirement of the valve timing. When the camshaft 100 of the engine is out of phase, the accuracy of the opening and closing of the intake and exhaust valves is affected, thereby affecting the operating performance of the engine. Therefore, the engine timing adjustment device is required to perform timing adjustment of the camshaft 100.
The timing adjusting device of the engine comprises a corner measuring device 1, an angle adjusting device 2 and a dismounting device 3, wherein the corner measuring device 1 can be fixedly arranged on a camshaft 100 and is used for measuring the corner of the camshaft 100; the angle adjusting device 2 can be partially installed on the camshaft 100 for adjusting the rotation angle of the camshaft 100 to compensate for the phase difference of the camshaft 100; the dismounting device 3 can dismount the sprocket 101 on the camshaft 100 so that the angle adjusting device 2 can perform angle adjustment on the camshaft 100. During timing adjustment, the bolts used for fixedly mounting the chain wheel 101 and the camshaft 100 are loosened by the dismounting device 3, the camshaft 100 is rotated by the angle adjusting device 2, and the rotating angle of the camshaft 100 is monitored in real time by the rotating angle measuring device 1 so as to compensate the phase difference of the camshaft 100. When the timing adjusting device of the engine is used for adjusting the timing, only the valve chamber cover cap needs to be detached, the number of detachable parts is small, the structure is simple, the process is simple, the operation is convenient, the phenomena of oil leakage and oil seepage are avoided during secondary assembly, and the failure rate caused during secondary assembly is reduced.
In the present embodiment, the bolt for fixing the sprocket 101 and the camshaft 100 is defined as a fixing bolt for the convenience of the following description.
As shown in fig. 2 and 3, the angle adjusting device 2 includes a shifting fork support 21 and a shifting fork 22, the shifting fork support 21 can be fixedly installed on the camshaft frame 102, the shifting fork 22 is slidably disposed on the shifting fork support 21, and the shifting fork 22 can be inserted into the camshaft 100. The shifting fork 22 slides on the shifting fork support 21 to drive the camshaft 100 to rotate around the axis of the camshaft 100, so as to compensate the phase difference of the camshaft 100. Specifically, the shift fork 22 is inserted on the hexagonal shaft diameter of the camshaft 100.
Wherein, the angle adjusting device 2 further comprises a handle 24, and the handle 24 is connected with the shifting fork 22. An operator operates the handle 24 to drive the shifting fork 22 to slide on the shifting fork bracket 21, and further drive the camshaft 100 to rotate around the axis of the camshaft 100, so as to compensate for the phase difference of the camshaft 100.
The angle adjusting device 2 further comprises a locking element 23, which locking element 23 is able to lock the fork 22 to the fork carrier 21. During timing adjustment, the shifting fork 22 is firstly locked on the shifting fork support 21 through the locking piece 23, the shifting fork 22 is inserted on the camshaft 100, and then the shifting fork support 21 is fixedly arranged on the camshaft frame 102. The locking member 23 is provided to facilitate the fixing of the fork carrier 21 to the camshaft frame 102. When the dismounting device 3 unscrews the fixed bolt, the locking piece 23 is released from restraining the shifting fork 22 and the shifting fork support 21, and the shifting fork 22 can slide on the shifting fork support 21, so that the purpose of adjusting the rotation angle of the camshaft 100 is achieved. In the present embodiment, the lock 23 is a nut.
As shown in fig. 2, the fork holder 21 is provided with a fixing portion 211, and the fixing portion 211 can be fixed to the camshaft frame 102. In the present embodiment, the fixing manner of the fixing portion 211 and the camshaft frame 102 is not limited, and the fixing portion 211 may be fixed by a fastener as long as the fixing portion 211 can be fixed to the camshaft frame 102.
Further, the fork support 21 further comprises a support body 212, a fixing portion 211 is disposed at an end of the support body 212, and the fork 22 is slidably disposed on the support body 212. Specifically, both ends of the holder main body 212 are provided with the fixing portions 211, i.e., the number of the fixing portions 211 is two. This arrangement makes the connection of the fork bracket 21 to the camshaft frame 102 more stable.
The fork 22 includes a sliding portion 221, and the sliding portion 221 is slidably disposed on the bracket body 212. Specifically, the sliding portion 221 is connected to the handle 24, and the handle 24 is operated to drive the sliding portion 221 to slide on the bracket main body 212.
As shown in fig. 3, the holder main body 212 is provided with a slide groove 2121, and the slide portion 221 is slidably disposed in the slide groove 2121. The slide groove 2121 is arcuate and guides the slide portion 221. Specifically, one end of the bolt passes through the slide groove 2121 and is connected to the slide portion 221, and the other end of the bolt is screwed to the lock member 23. The locking of the fork 22 to the fork carrier 21 can be achieved by screwing the locking element 23.
The fork 22 further includes a plug 222, the plug 222 is connected to the sliding portion 221, the plug 222 has a slot 2221, and the slot 2221 can be plugged onto the camshaft 100. Specifically, the insertion slot 2221 has a U-shape, and the opening of the insertion slot 2221 faces the camshaft 100, so that the insertion slot 2221 can be conveniently inserted into the camshaft 100.
As shown in fig. 4, the rotation angle measuring device 1 includes a rotation angle instrument and a rotation angle instrument support 11, the rotation angle instrument support 11 can be fixedly installed on the camshaft 100, the rotation angle instrument is installed on the rotation angle instrument support 11, and the rotation angle instrument can measure the rotation angle of the camshaft 100.
Wherein, the angle instrument support 11 is provided with a clamp 111, and the clamp 111 can be clamped on the camshaft 100. Specifically, the clamp 111 is annular and is formed by two connection ends that are bent and connected by a clamp bolt 1111. The clip 111 is fitted over the circular diameter of the camshaft 100, and the clip 111 is fastened to the camshaft 100 by tightening the clip bolt 1111.
The yoke 111 is further provided with a bearing 1112, and the bearing 1112 can be in contact with the camshaft 100 to reduce friction between the yoke 111 and the camshaft 100.
This angle appearance support 11 still includes angle appearance sucking disc 112, and angle appearance sucking disc 112 is connected with clamp 111, and the angle appearance can be installed on angle appearance sucking disc 112. Specifically, the goniometer is attached to the goniometer suction cup 112.
As shown in fig. 5, the attaching and detaching device 3 includes a torque wrench 31 and an attaching and detaching portion 32, the torque wrench 31 is connectable to the attaching and detaching portion 32, and the attaching and detaching portion 32 is attachable and detachable to and from a sprocket 101 on a camshaft 100. Specifically, the detaching portion 32 is an inner hexagonal head that can loosen or tighten a bolt that fixes the sprocket 101 and the camshaft 100, so as to detach and attach the sprocket 101.
The mounting and dismounting device 3 further includes a magnetic force conversion wrench 33, and the torque wrench 31 is connected to the mounting and dismounting portion 32 through the magnetic force conversion wrench 33.
Specifically, the magnetic force conversion wrench 33 includes a connection portion 331, and the connection portion 331 is connected to the torque wrench 31.
The magnetic force conversion wrench 33 further includes a ferrule 332, the ferrule 332 is disposed on an end of the connecting portion 331 away from the torque wrench 31, and the detachable portion 32 is mounted on the ferrule 332. The ferrule 332 is provided with an inner hole, and the shape of the inner hole is matched with that of the detachable part 32, so that the detachable part 32 can be conveniently installed on the ferrule 332.
The working process of the engine timing adjusting device provided by the embodiment is as follows:
step S1: sleeving the clamp 111 on the camshaft 100, and clamping the clamp 111 on the camshaft 100 through the clamp bolt 1111, so that the rotation angle instrument bracket 11 is fixedly arranged on the camshaft 100;
step S2: adsorbing the angle meter on the angle meter sucker 112 and setting the angle meter to zero;
step S3: the shifting fork 22 is locked on the shifting fork bracket 21 through a locking piece 23;
step S4: inserting the shifting fork 22 on the camshaft 100, and fixing the shifting fork bracket 21 on the camshaft frame 102;
step S5: inserting the dismounting part 32 of the dismounting device 3 into the fixed bolt, rotating the torque wrench 31, and unscrewing the fixed bolt;
step S6: releasing the restraint of the fork 22 and the fork bracket 21 by the locking piece 23;
step S7: pulling the handle 24 to drive the shifting fork 22 to slide on the shifting fork support 21, further driving the camshaft 100 to rotate around the axis of the camshaft 100, monitoring the rotation angle of the camshaft 100 in real time through a rotation angle meter, and stopping rotating the handle 24 until the camshaft 100 can compensate the phase difference;
step S8: rotating the torque wrench 31 to tighten the fastening bolt;
step S9: and (5) removing the timing adjusting device of the engine, and finishing timing adjustment.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (10)
1. An engine timing adjustment device, characterized by comprising:
a rotational angle measuring device (1), the rotational angle measuring device (1) being capable of measuring a rotational angle of a camshaft (100) of an engine;
an angle adjustment device (2), the angle adjustment device (2) being capable of adjusting a rotational angle of the camshaft (100);
and a mounting and dismounting device (3) which can mount and dismount the chain wheel (101) on the camshaft (100).
2. The engine timing adjustment device according to claim 1, characterized in that the angle adjustment device (2) comprises a fork support (21) and a fork (22), the fork support (21) is configured to be able to be fixed on a camshaft frame (102), the fork (22) is slidably arranged on the fork support (21), and the fork (22) is able to be plugged on the camshaft (100).
3. The engine timing adjustment device according to claim 2, characterized in that a fixing portion (211) is provided on the fork holder (21), the fixing portion (211) being configured to be securable to the camshaft frame (102).
4. The engine timing adjustment device according to claim 3, characterized in that the fork holder (21) further includes a holder main body (212), the end of the holder main body (212) is provided with the fixing portion (211), and the fork (22) is slidably provided on the holder main body (212).
5. The engine timing adjustment apparatus according to claim 4, characterized in that the shift fork (22) includes a slide portion (221), and the slide portion (221) is slidably provided on the bracket main body (212).
6. The engine timing adjustment device according to claim 5, characterized in that the shift fork (22) further includes an insertion part (222), the insertion part (222) being connected with the slide part (221), the insertion part (222) having a slot (2221), the slot (2221) being insertable on the camshaft (100).
7. The engine timing adjustment device according to claim 2, characterized in that the angle adjustment device (2) further includes a lock member (23), the lock member (23) being capable of locking the shift fork (22) to the fork holder (21).
8. The engine timing adjustment apparatus according to claim 1, characterized in that the rotation angle measuring device (1) includes a rotation angle meter and a rotation angle meter bracket (11), the rotation angle meter bracket (11) being able to be fixedly mounted on the camshaft (100), the rotation angle meter being mounted on the rotation angle meter bracket (11), the rotation angle meter being able to measure the rotation angle of the camshaft (100).
9. The engine timing adjustment apparatus according to claim 8, characterized in that a clip (111) is provided on the goniometer holder (11), the clip (111) being capable of being clipped on the camshaft (100).
10. The engine timing adjustment device according to claim 1, characterized in that the attaching and detaching device (3) includes a torque wrench (31) and a detaching portion (32), and the detaching portion (32) is capable of attaching and detaching the sprocket (101) on the camshaft (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921363080.1U CN210858835U (en) | 2019-08-21 | 2019-08-21 | Engine timing adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921363080.1U CN210858835U (en) | 2019-08-21 | 2019-08-21 | Engine timing adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210858835U true CN210858835U (en) | 2020-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921363080.1U Active CN210858835U (en) | 2019-08-21 | 2019-08-21 | Engine timing adjusting device |
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| CN (1) | CN210858835U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112276510A (en) * | 2020-10-13 | 2021-01-29 | 安徽江淮汽车集团股份有限公司 | Engine timing system assembly fixture |
-
2019
- 2019-08-21 CN CN201921363080.1U patent/CN210858835U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112276510A (en) * | 2020-10-13 | 2021-01-29 | 安徽江淮汽车集团股份有限公司 | Engine timing system assembly fixture |
| CN112276510B (en) * | 2020-10-13 | 2022-04-15 | 安徽江淮汽车集团股份有限公司 | Engine timing system assembly fixture |
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