CN204035993U - A kind of crankshaft timing gear adjuster - Google Patents
A kind of crankshaft timing gear adjuster Download PDFInfo
- Publication number
- CN204035993U CN204035993U CN201420426103.XU CN201420426103U CN204035993U CN 204035993 U CN204035993 U CN 204035993U CN 201420426103 U CN201420426103 U CN 201420426103U CN 204035993 U CN204035993 U CN 204035993U
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- CN
- China
- Prior art keywords
- timing gear
- crankshaft timing
- connecting hole
- adjuster
- swivel head
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model describes a kind of crankshaft timing gear adjuster, it comprises the body of adjuster, described body is block structure, and the two ends of body are respectively provided with the chamfering of two circular arcs, and the chamfering of left end and the chamfering of right-hand member are symmetrical arranged relative to the center line of body; Width in the middle part of described body is greater than the width at two ends; The upper surface of body is provided with two and is also provided with a connecting hole at the center of body for the fastening screw matched with the installing hole on crankshaft timing gear, the both sides being positioned at connecting hole that two described fastening screws are symmetrical respectively; Be provided with a columniform swivel head in the bottom of body, described swivel head and body are formed in one, and described connecting hole forms through hole after bottom swivel head.Adjuster of the present utility model can to make between adjuster with crankshaft timing gear location and synchronous, both can manual adjustments, also can drive with instrument, also more laborsaving during operation.
Description
Technical field
The utility model relates to a kind of auto parts and components mounting and adjusting instrument, and especially a kind of crankshaft timing gear adjuster, belongs to component of machine technical field of tools.
Background technology
In automobile engine, need to install camshaft timing gear and crankshaft timing gear respectively at the two ends of belt, they are one of important spare parts of engine.Wherein, when installing crankshaft timing gear, normally first crankshaft timing gear is installed, and then cover thongs.Due to crankshaft timing gear self is rotatable, and on crankshaft timing gear, establish the irregular gear teeth, therefore wants crankshaft timing gear and belt are engaged completely and controls the elasticity of belt simultaneously well, is a more difficult installation operation.Often there will be belt too tightly cannot be enclosed within crankshaft timing gear, even if or belt too pine put and can not tighten, these all can affect the normal work of engine, therefore usually all need workman to debug after mounting.Now current when debugging, mainly adopt the mode of rotary crankshaft timing gears, after the gear teeth on crankshaft timing gear engage with the tooth inside belt, rotary crankshaft timing gears just can drive belt to rotate, and so only need control the feeding amount of belt well at the other end and just can complete debugging to belt tightening.But, now current when rotary crankshaft timing gears, because its impetus is few, tractive force is comparatively large, and it manually substantially cannot be made to rotate, and therefore often uses clamp or other instruments stir, these instruments are not owing to being specific purpose tool, can damage the surface of crankshaft timing gear on the one hand, also can make belt deviation on the other hand, this brings larger difficulty to commissioning staff.
Summary of the invention
For above-mentioned deficiency of the prior art, main purpose of the present utility model is to solve the problem of existing current crankshaft timing gear inconvenient debugging after mounting, and provide a kind of and can facilitate, the adjuster of labour-saving adjustment crankshaft timing gear.
The technical solution of the utility model: a kind of crankshaft timing gear adjuster, it is characterized in that, comprise the body of adjuster, described body is block structure, the two ends of body are respectively provided with the chamfering of two circular arcs, and the chamfering of left end and the chamfering of right-hand member are symmetrical arranged relative to the center line of body; Width in the middle part of described body is greater than the width at two ends; The upper surface of body is provided with two and is also provided with a connecting hole at the center of body for the fastening screw matched with the installing hole on crankshaft timing gear, the both sides being positioned at connecting hole that two described fastening screws are symmetrical respectively; Be provided with a columniform swivel head in the bottom of body, described swivel head and body are formed in one, and described connecting hole forms through hole after bottom swivel head.
Optimally, two described fastening screws be identical structure and all with body interference fit, described fastening screw is divided into two sections, and wherein the epimere diameter of fastening screw is less than the hypomere diameter of fastening screw, and the upper segment length of fastening screw is greater than the lower segment length of fastening screw.Here fastening screw and body being taked the mounting means of interference fit to be in order to easy to process when making, installing after connecting also more fastening, difficult drop-off simultaneously.And the structure of fastening screw is to match with the structure of installing hole on crankshaft timing gear, object can clamp after allowing it insert, and can not produce when rotated and rock.
Optimally, the opening of described connecting hole in body upper surface is circular, and the opening of connecting hole on swivel head bottom surface is rectangle.Here connecting hole being designed to the structure of multiple pattern, is conveniently use different supporting aids, both adjuster can be driven to rotate with the instrument of round end, also adjuster can be driven to rotate with the instrument of square toes.
Optimally, the lateral surface of swivel head is also provided with a circle annular slot, is also provided with the jack of a transverse direction in described annular slot, described jack is also through hole.Here the object arranging annular slot is also such as, in order to use more kit, clamp, and it can be clamped in annular slot and drives adjuster to rotate, and certainly, other instruments that can coordinate with annular slot all can meet design requirement.
Relative to prior art, the utility model has following beneficial effect:
Crankshaft timing gear adjuster of the present utility model designs for crankshaft timing gear specially, it utilizes installing hole on crankshaft timing gear as fulcrum, supportingly on adjuster devise two fastening screws, and be 180 ° of distributions by two fastening screws, location between adjuster with crankshaft timing gear so just can be made also synchronous, then utilize the swivel head bottom adjuster that crankshaft timing gear can be driven to rotate.Consider labour-saving factor simultaneously; the connecting hole for fastening means is also provided with bottom adjuster; so both can manually regulate; also can use other instruments to rotate to drive adjuster; so both reached the object that protection crankshaft timing gear is not worn, also more laborsaving during operation.
Accompanying drawing explanation
Fig. 1 is the front view of a kind of crankshaft timing gear adjuster of the utility model.
Fig. 2 is the upward view of a kind of crankshaft timing gear adjuster of the utility model.
Fig. 3 is the using state figure of a kind of crankshaft timing gear adjuster of the utility model.
In figure, 1-body, 2-chamfering, 3-crankshaft timing gear, 4-fastening screw, 5-connecting hole, 6-swivel head, 7-annular slot, 8-jack.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 1, Figure 2 and Figure 3, a kind of crankshaft timing gear adjuster, comprises the body 1 of adjuster, described body 1 is block structure, the two ends of body 1 are respectively provided with the chamfering 2 of two circular arcs, and it is more level and smooth that the object arranging chamfering is here to make body, collision free scratch motor body.In order to easy to use, the chamfering of left end and the chamfering of right-hand member are symmetrical arranged relative to the center line of body 1.In the utility model, the width in the middle part of described body 1 is greater than the width at two ends; The upper surface of body 1 is provided with two fastening screws 4 for matching with the installing hole on crankshaft timing gear 3, here crankshaft timing gear 3 is existing parts, crankshaft timing gear 3 is cylindrical structural, be provided with multiple installing hole at the end face of crankshaft timing gear 3, do not describe in detail at this.Described two fastening screws 4 be identical structure and all with body 1 interference fit, described fastening screw 4 is divided into two sections, wherein the epimere diameter of fastening screw 4 is less than the hypomere diameter of fastening screw 4, the upper segment length of fastening screw 4 is greater than the lower segment length of fastening screw 4, and such structure can clamp non-slip after fastening screw 4 can be made to insert crankshaft timing gear 3.A connecting hole 5 is also provided with, the both sides being positioned at connecting hole 5 that two described fastening screws 4 are symmetrical respectively at the center of body 1; Described connecting hole 5 is circular at the opening of body 1 upper surface, and the opening of connecting hole 5 on swivel head 6 bottom surface is rectangle.Arranging difform connecting hole in the utility model is matching degree in order to increase instrument, can with multiple types of tools with the use of.Be provided with a columniform swivel head 6 in the bottom of body 1, described swivel head 6 is formed in one with body 1, and described connecting hole 5 forms through hole after bottom swivel head 6.The lateral surface of swivel head 6 is also provided with a circle annular slot 7, is also provided with the jack 8 of a transverse direction in described annular slot 7, described jack 8 is also through hole.The effect of described annular slot 7 is the stress surface increasing oil sealing, stationarity when improving extruding with this.
During use, first the fastening screw 4 on body 1 is inserted in installing hole corresponding on crankshaft timing gear 3, owing to there being two fastening screws, therefore crankshaft timing gear 3 and adjuster can be fixed in radial direction; Then rotate swivel head 6, adjuster and crankshaft timing gear 3 just can be driven to rotate according to the direction of specifying and angle.Certainly, also can using instrument, be inserted in connecting hole 5, carrying out driven rotary 6 rotation by increasing the arm of force, like this can be more laborsaving, operate very easy, practical.
It should be noted that, above embodiment is only in order to illustrate technical solutions of the utility model but not restriction technologies scheme, although applicant is explained in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, those amendments that technical solutions of the utility model are carried out or equivalently to replace, aim and the scope of the technical program can not be departed from, all should be encompassed in the middle of the utility model right.
Claims (4)
1. a crankshaft timing gear adjuster, it is characterized in that, comprise the body (1) of adjuster, described body (1) is block structure, the two ends of body (1) are respectively provided with the chamfering (2) of two circular arcs, and the chamfering of left end and the chamfering of right-hand member are symmetrical arranged relative to the center line of body (1); The width at described body (1) middle part is greater than the width at two ends; The upper surface of body (1) is provided with two fastening screws (4) for matching with the installing hole on crankshaft timing gear (3), a connecting hole (5) is also provided with, the both sides being positioned at connecting hole (5) that two described fastening screws (4) are symmetrical respectively at the center of body (1); Be provided with a columniform swivel head (6) in the bottom of body (1), described swivel head (6) and body (1) are formed in one, and described connecting hole (5) forms through hole through behind swivel head (6) bottom.
2. a kind of crankshaft timing gear adjuster according to claim 1, it is characterized in that, two described fastening screws (4) for identical structure and all with body (1) interference fit, described fastening screw (4) is divided into two sections, wherein the epimere diameter of fastening screw (4) is less than the hypomere diameter of fastening screw (4), and the upper segment length of fastening screw (4) is greater than the lower segment length of fastening screw (4).
3. a kind of crankshaft timing gear adjuster according to claim 1 and 2, is characterized in that, described connecting hole (5) is circular at the opening of body (1) upper surface, and the opening of connecting hole (5) on swivel head (6) bottom surface is rectangle.
4. a kind of crankshaft timing gear adjuster according to claim 3, it is characterized in that, the lateral surface of swivel head (6) is also provided with a circle annular slot (7), is also provided with the jack (8) of a transverse direction in described annular slot (7), described jack (8) is also through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420426103.XU CN204035993U (en) | 2014-07-31 | 2014-07-31 | A kind of crankshaft timing gear adjuster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420426103.XU CN204035993U (en) | 2014-07-31 | 2014-07-31 | A kind of crankshaft timing gear adjuster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204035993U true CN204035993U (en) | 2014-12-24 |
Family
ID=52236701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420426103.XU Expired - Fee Related CN204035993U (en) | 2014-07-31 | 2014-07-31 | A kind of crankshaft timing gear adjuster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204035993U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952533A (en) * | 2016-06-30 | 2016-09-21 | 广西玉柴机器股份有限公司 | Disc crankshaft device of V-shaped engine |
-
2014
- 2014-07-31 CN CN201420426103.XU patent/CN204035993U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952533A (en) * | 2016-06-30 | 2016-09-21 | 广西玉柴机器股份有限公司 | Disc crankshaft device of V-shaped engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141224 Termination date: 20150731 |
|
| EXPY | Termination of patent right or utility model |