CN203438180U - Tool fixture for cam shaft axial position adjuster - Google Patents
Tool fixture for cam shaft axial position adjuster Download PDFInfo
- Publication number
- CN203438180U CN203438180U CN201320569126.1U CN201320569126U CN203438180U CN 203438180 U CN203438180 U CN 203438180U CN 201320569126 U CN201320569126 U CN 201320569126U CN 203438180 U CN203438180 U CN 203438180U
- Authority
- CN
- China
- Prior art keywords
- workpiece
- cylinder
- pull bar
- camshaft
- sprocket wheel
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses a tool fixture for a cam shaft axial position adjuster. The tool fixture comprises a chain wheel clamping mechanism, a stator tightly-abutting mechanism, an angle adjusting mechanism, a workpiece clamping mechanism and a workpiece placing position. The chain wheel clamping mechanism comprises a chain wheel clamping air cylinder, a first pushing board, a first pulling rod, a locking sliding block and a return spring. The stator tightly-abutting mechanism comprises a tightly-abutting air cylinder, a guiding rod, a pressing spring and an ejector rod. The angle adjusting mechanism comprises a positioning rotary shaft, an angle sensor and a coupler. The workpiece clamping mechanism comprises a locking air cylinder, a second pushing board, a second pulling rod, a pushing rod and a baseboard. The tool fixture for the cam shaft axial position adjuster mainly solves the problems that the adjusting angle of the cam shaft axial phase regulator is small, design requirements can not be met and a pin cannot be separated easily, wherein the problems are caused due to the fact that the gaps between a locking pin and a chain wheel lock cannot be distributed according to design during the assembling process of the cam shaft axial phase regulator in the prior art.
Description
Technical field
The utility model belongs to frock clamp field, relate to a kind of for camshaft the frock clamp to position adjuster, this frock clamp is for adjusting the gap of lock pin to the assembling process of position adjuster at camshaft.
Background technology
VVT can be optimized valve characteristic parameter, improve engine inlet and outlet performance, meet preferably engine at the requirement of high rotating speed and the slow-speed of revolution, large load dynamic property, economy, toxic emission during with little load, the whole engine performance that improves.Now, changeable air valve technology has become one of pass machine technology of measured engine performance.
Camshaft is the executing agency of VVT to position adjuster, and as Figure 1-4, above-mentioned camshaft is mainly comprised of sprocket wheel 27, stator 28, rotor 29 and lockable mechanism to the structure of position adjuster; Wherein, above-mentioned lockable mechanism comprises again lock pin 30, spring 31 and spring base 32.When camshaft to position adjuster in when work, first machine oil enters into oil pressure chamber, angle 33 from entering angle oil duct, drive rotor 29 relative stator 28 are rotated.Machine oil enters locking hole oil duct by sprocket wheel locking hole 34 simultaneously, thereby the elastic force that utilizes oil pressure to overcome spring 31 moves down lock pin 30, reaches the object of out of stock release.
Gap between the sprocket wheel locking hole that this is just mated lock pin circumferentially situation has proposed requirement.And at present, in the adjuster assembling process of position, mostly the gap adjustment between lock pin and sprocket wheel locking hole is to guarantee by operating personnel's feel at camshaft, be difficult to make gap to reach distribution requirement.When the gap distribution between lock pin and sprocket wheel locking hole does not reach designing requirement, can cause camshaft less than normal to position adjuster adjusting angle, do not reach designing requirement and out of stock difficulty, cannot be out of stock when serious etc. defect, thereby affect camshaft to the serviceability of position adjuster.
Therefore, how addressing the above problem, is the content that the utility model will be studied.
Summary of the invention
The utility model provide a kind of for camshaft the frock clamp to position adjuster, its object is mainly to solve the axial position of prior art cam adjuster in assembling process, because the gap between lock pin and sprocket wheel locking hole can not distribute by design, cause camshaft less than normal to position adjuster adjusting angle, do not reach the problems such as designing requirement and out of stock difficulty.
For achieving the above object, the technical solution adopted in the utility model is: a kind of for camshaft the frock clamp to position adjuster, comprise that sprocket wheel clamp mechanism, stator jacking mechanism, angle-adjusting mechanism, workpiece clamping mechanism and workpiece place position; Described sprocket wheel clamp mechanism is arranged on the side that described workpiece is placed position; Described stator jacking mechanism is positioned at the side of sprocket wheel clamp mechanism and places position towards workpiece and arranges; Described angle-adjusting mechanism and workpiece clamping mechanism are arranged on the below that workpiece is placed position; Wherein,
Described sprocket wheel clamp mechanism comprises sprocket wheel clamping cylinder, the first push pedal, the first pull bar, locking sliding block and return spring; Described return spring is set on described the first pull bar, and described locking sliding block is slidably arranged in the two ends of return spring; Described the first pull bar is two, is symmetricly set on the both ends of push pedal, and the effect end of described sprocket wheel clamping cylinder acts on described the first push pedal, and drives the first push pedal to do reciprocating linear motion;
Described stator jacking mechanism comprises and holds out against cylinder, guide post, stage clip and push rod; The effect end of described push rod is placed position towards workpiece and is arranged; Described compression spring sleeve is located on described push rod, and described guide post is hollow-core construction, and its inside is provided with the accommodating cavity for accommodating stage clip and push rod; Describedly hold out against the tail end that cylinder is arranged on described guide post, this piston rod that holds out against cylinder acts on described guide post;
Described angle-adjusting mechanism comprises positioning rotary shaft, angular transducer and shaft coupling; Described positioning rotary shaft is arranged in described workpiece and places Wei center, and described angular transducer is connected with described positioning rotary shaft through shaft coupling;
Described workpiece clamping mechanism comprises locking cylinder, the second push pedal, the second pull bar, push rod and base plate; Described base plate is arranged on the below that workpiece is placed position, and described the second pull bar is two, is symmetricly set on the below at base plate two ends, and one end of described the second pull bar is fixedly connected with base plate; Described push rod is two, is symmetricly set on the top at described the second push pedal two ends; The effect end of described locking cylinder acts in described the second push pedal.
Related content in technique scheme is explained as follows:
1,, in such scheme, described sprocket wheel clamp mechanism also comprises air cylinder fixed plate, guide pin bushing and location-plate; Described sprocket wheel clamping cylinder is fixed through air cylinder fixed plate; Described guide pin bushing is set on described the first pull bar.
2,, in such scheme, described stator jacking mechanism also comprises guide holder; Described piston rod and the guide post that holds out against cylinder arranges through described guide holder guiding.
3, in such scheme, described angle-adjusting mechanism also comprises an electric cabinet, and this electric cabinet is electrically connected to described angular transducer.
4, in such scheme, described angle-adjusting mechanism also comprises collar, compact heap and card, and this collar is set in the middle part of positioning rotary shaft; Described card and compact heap are successively set on the upper end of described positioning rotary shaft.
5, in such scheme, described workpiece clamping mechanism also comprises cylinder location-plate, and the other end of described the second pull bar is fixedly connected with in described cylinder location-plate.
6,, in such scheme, the other end of described the second pull bar is fixedly connected with through bolt with described cylinder location-plate.
7,, in such scheme, one end of described the second pull bar is fixedly connected with through bolt with described base plate.
Because technique scheme is used, the utility model compared with prior art has following advantages:
1, adopt the frock clamp of the utility model structure, camshaft is joined at the enterprising luggage of this frock clamp to position adjuster, by when assembling to the visual adjustment in lock pin gap, the problems such as camshaft is less than normal to position adjuster adjusting angle, out of stock difficulty have effectively been solved, make camshaft can meet and relate to requirement to the lock pin of position adjuster and the gap between sprocket wheel locking hole, guaranteed the normal operation of camshaft to position adjuster.
2, the utility model is simple in structure, be easy to realize,
Accompanying drawing explanation
Accompanying drawing 1 is that camshaft is to position adjuster structural representation;
Accompanying drawing 2 be in accompanying drawing 1 C-C to schematic cross-section;
Accompanying drawing 3 is the left view of accompanying drawing 1;
Accompanying drawing 4 be in accompanying drawing 3 B-B to schematic cross-section;
Accompanying drawing 5 is the utility model structural representation one;
Accompanying drawing 6 is the utility model structural representation two.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail:
Embodiment: as shown in Fig. 5 ~ 6, a kind of for camshaft the frock clamp to position adjuster, comprise that sprocket wheel clamp mechanism, stator jacking mechanism, angle-adjusting mechanism, workpiece clamping mechanism and workpiece place position 34; Described sprocket wheel clamp mechanism is arranged on the side that described workpiece is placed position 34; Described stator jacking mechanism is positioned at the side of sprocket wheel clamp mechanism and places position 34 towards workpiece and arranges; Described angle-adjusting mechanism and workpiece clamping mechanism are arranged on the below that workpiece is placed position 34; Wherein,
Described sprocket wheel clamp mechanism comprises sprocket wheel clamping cylinder 1, the first push pedal 3, the first pull bar 5, locking sliding block 6 and return spring 7; Described return spring 7 is set on described the first pull bar 5, and described locking sliding block 6 is slidably arranged in the two ends of return spring 7; Described the first pull bar 5 is two, is symmetricly set on the both ends of push pedal 3, and the effect end of described sprocket wheel clamping cylinder 1 acts on described the first push pedal 3, and drives the first push pedal 3 to do reciprocating linear motion;
Described stator jacking mechanism comprises and holds out against cylinder 9, guide post 11, stage clip 12 and push rod 13; The effect end of described push rod 13 is placed position 34 towards workpiece and is arranged; Described stage clip 12 is set on described push rod 13, and described guide post 11 is hollow-core construction, and its inside is provided with the accommodating cavity for accommodating stage clip 12 and push rod 13; Describedly hold out against the tail end that cylinder 9 is arranged on described guide post 11, this piston rod that holds out against cylinder 9 acts on described guide post 11;
Described angle-adjusting mechanism comprises positioning rotary shaft 25, angular transducer 18 and shaft coupling 20; Described positioning rotary shaft 25 is arranged in described workpiece and places Wei34 center, and described angular transducer 18 is connected with described positioning rotary shaft through shaft coupling 20;
Described workpiece clamping mechanism comprises locking cylinder 16, the second push pedal 17, the second pull bar 15, push rod 19 and base plate 21; Described base plate 21 is arranged on the below that workpiece is placed position 34, and described the second pull bar 15 is two, be symmetricly set on the below at base plate 21 two ends, and one end of described the second pull bar 15 is fixedly connected with base plate 21; Described push rod 19 is two, is symmetricly set on the top at described the second push pedal 17 two ends; The effect end of described locking cylinder 16 acts in described the second push pedal 17.
Described sprocket wheel clamp mechanism also comprises air cylinder fixed plate 2, guide pin bushing 4 and location-plate 8; Described sprocket wheel clamping cylinder 1 is fixing through air cylinder fixed plate 2; Described guide pin bushing 4 is set on described the first pull bar 5.
Described stator jacking mechanism also comprises guide holder 10; Described piston rod and the guide post 11 that holds out against cylinder 9 arranges through described guide holder 10 guiding.
Described angle-adjusting mechanism also comprises an electric cabinet 26, and this electric cabinet 26 is electrically connected to described angular transducer 18.
Described angle-adjusting mechanism also comprises collar 22, compact heap 23 and card 24, and this collar 22 is set in the middle part of positioning rotary shaft 25; Described card 24 and compact heap 23 are successively set on the upper end of described positioning rotary shaft 25.
Described workpiece clamping mechanism also comprises cylinder location-plate 14, and the other end of described the second pull bar 15 is fixedly connected with in described cylinder location-plate 14.
The other end of described the second pull bar 15 is fixedly connected with through bolt with described cylinder location-plate 14.
One end of described the second pull bar 15 is fixedly connected with through bolt with described base plate 21.
When assembling, first pre-good (screw is not tightened) camshaft is placed into workpiece to position adjuster and places on position 34, camshaft inserts in the pin-and-hole of positioning rotary shaft 25 to the alignment pin (not shown) on position adjuster rotor 29.Then start the sprocket wheel clamping cylinder 1 in sprocket wheel clamp mechanism, make the sprocket wheel 27 on the adjuster of the axial position of locking sliding block 6 lock cams.What then start stator jacking mechanism holds out against cylinder 9, makes push rod 13 hold out against camshaft to the stator 28 on the adjuster of position.Twist compact heap 23 again, by connecting key, drive positioning rotary shaft 25 to rotate, angular transducer 18 monitors lock pin gap and value is presented on the digital display meter of electric cabinet 26.When lock pin gap reaches designing requirement, start locking cylinder 16 and clamp camshaft to position adjuster.Finally tighten camshaft to the bolt on the adjuster of position, complete camshaft and assemble to position adjuster.
Above-described embodiment is only explanation technical conceive of the present utility model and feature, and its object is to allow person skilled in the art can understand content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences of doing according to the utility model Spirit Essence change or modify, within all should being encompassed in protection domain of the present utility model.
Claims (8)
1. the frock clamp to position adjuster for camshaft, is characterized in that: comprise sprocket wheel clamp mechanism, stator jacking mechanism, angle-adjusting mechanism, workpiece clamping mechanism and workpiece placement position (34); Described sprocket wheel clamp mechanism is arranged on the side that described workpiece is placed position (34); Described stator jacking mechanism is positioned at the side of sprocket wheel clamp mechanism and places position (34) towards workpiece and arranges; Described angle-adjusting mechanism and workpiece clamping mechanism are arranged on the below that workpiece is placed position (34); Wherein,
Described sprocket wheel clamp mechanism comprises sprocket wheel clamping cylinder (1), the first push pedal (3), the first pull bar (5), locking sliding block (6) and return spring (7); It is upper that described return spring (7) is set in described the first pull bar (5), and described locking sliding block (6) is slidably arranged in the two ends of return spring (7); Described the first pull bar (5) is two, is symmetricly set on the both ends of push pedal (3), and the effect end of described sprocket wheel clamping cylinder (1) acts on described the first push pedal (3), and drives the first push pedal (3) to do reciprocating linear motion;
Described stator jacking mechanism comprises and holds out against cylinder (9), guide post (11), stage clip (12) and push rod (13); The effect end of described push rod (13) is placed position (34) towards workpiece and is arranged; It is upper that described stage clip (12) is set in described push rod (13), and described guide post (11) is hollow-core construction, and its inside is provided with the accommodating cavity for accommodating stage clip (12) and push rod (13); Describedly hold out against the tail end that cylinder (9) is arranged on described guide post (11), this piston rod that holds out against cylinder (9) acts on described guide post (11);
Described angle-adjusting mechanism comprises positioning rotary shaft (25), angular transducer (18) and shaft coupling (20); Described positioning rotary shaft (25) is arranged in the center that described workpiece is placed position (34), and described angular transducer (18) is connected with described positioning rotary shaft through shaft coupling (20);
Described workpiece clamping mechanism comprises locking cylinder (16), the second push pedal (17), the second pull bar (15), push rod (19) and base plate (21); Described base plate (21) is arranged on the below that workpiece is placed position (34), and described the second pull bar (15) is two, is symmetricly set on the below at base plate (21) two ends, and one end of described the second pull bar (15) is fixedly connected with base plate (21); Described push rod (19) is two, is symmetricly set on the top at described the second push pedal (17) two ends; The effect end of described locking cylinder (16) acts in described the second push pedal (17).
According to claim 1 for camshaft the frock clamp to position adjuster, it is characterized in that: described sprocket wheel clamp mechanism also comprises air cylinder fixed plate (2), guide pin bushing (4) and location-plate (8); Described sprocket wheel clamping cylinder (1) is fixing through air cylinder fixed plate (2); Described guide pin bushing (4) is set on described the first pull bar (5).
According to claim 1 for camshaft the frock clamp to position adjuster, it is characterized in that: described stator jacking mechanism also comprises guide holder (10); Described piston rod and the guide post (11) that holds out against cylinder (9) arranges through described guide holder (10) guiding.
According to claim 1 for camshaft the frock clamp to position adjuster, it is characterized in that: described angle-adjusting mechanism also comprises an electric cabinet (26), this electric cabinet (26) is electrically connected to described angular transducer (18).
According to claim 1 for camshaft the frock clamp to position adjuster, it is characterized in that: described angle-adjusting mechanism also comprises collar (22), compact heap (23) and card (24), and this collar (22) is set in the middle part of positioning rotary shaft (25); Described card (24) and compact heap (23) are successively set on the upper end of described positioning rotary shaft (25).
According to claim 1 for camshaft the frock clamp to position adjuster, it is characterized in that: described workpiece clamping mechanism also comprises cylinder location-plate (14), the other end of described the second pull bar (15) is fixedly connected with in described cylinder location-plate (14).
According to claim 6 for camshaft the frock clamp to position adjuster, it is characterized in that: the other end of described the second pull bar (15) is fixedly connected with through bolt with described cylinder location-plate (14).
According to claim 1 for camshaft the frock clamp to position adjuster, it is characterized in that: one end of described the second pull bar (15) is fixedly connected with through bolt with described base plate (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320569126.1U CN203438180U (en) | 2013-09-14 | 2013-09-14 | Tool fixture for cam shaft axial position adjuster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320569126.1U CN203438180U (en) | 2013-09-14 | 2013-09-14 | Tool fixture for cam shaft axial position adjuster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203438180U true CN203438180U (en) | 2014-02-19 |
Family
ID=50089254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320569126.1U Expired - Fee Related CN203438180U (en) | 2013-09-14 | 2013-09-14 | Tool fixture for cam shaft axial position adjuster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203438180U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104308766A (en) * | 2014-08-28 | 2015-01-28 | 绵阳华晨瑞安汽车零部件有限公司 | Cam preassembling and mistake-proofing tooling device |
| CN108581899A (en) * | 2018-06-29 | 2018-09-28 | 杭州高品自动化设备有限公司 | For the rotation clamp system in vehicle cam axle pressure machine |
-
2013
- 2013-09-14 CN CN201320569126.1U patent/CN203438180U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104308766A (en) * | 2014-08-28 | 2015-01-28 | 绵阳华晨瑞安汽车零部件有限公司 | Cam preassembling and mistake-proofing tooling device |
| CN104308766B (en) * | 2014-08-28 | 2016-04-20 | 绵阳华晨瑞安汽车零部件有限公司 | A kind of cam prepackage error-proofing tool device |
| CN108581899A (en) * | 2018-06-29 | 2018-09-28 | 杭州高品自动化设备有限公司 | For the rotation clamp system in vehicle cam axle pressure machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202241085U (en) | Device for mounting cooler core on aluminum automobile | |
| CN203438180U (en) | Tool fixture for cam shaft axial position adjuster | |
| CN202180357U (en) | Fixture for transmission shaft | |
| CN201702404U (en) | Expansion sleeve fixture | |
| CN203236191U (en) | Internal and external pin pressing-in device of automobile gear shifting shaft assembly | |
| CN102794641B (en) | Camshaft locking tool | |
| CN201900427U (en) | Piston and connecting rod assembling tool | |
| CN100482422C (en) | ISG electrical machine mounting jig of the engine | |
| CN203304954U (en) | Drilling pneumatic tool | |
| CN205056825U (en) | But little bend radius that convenient and fast opened and shut pushes away, and it appears to curve uses mould | |
| CN202480027U (en) | Stopping device for timing driven sprocket of diesel engine | |
| CN204327286U (en) | A kind of barring gear | |
| CN203254365U (en) | Engine timing chain assembling tool | |
| CN203471702U (en) | Rubber bushing press fitting device | |
| CN203390590U (en) | Clamp for machining milling fall face of engine connecting rod cap | |
| CN201970442U (en) | Rotating preventing structure of tie bar and die locking head plate of injection molding machine | |
| CN202230868U (en) | Positioning tool for packing coil | |
| CN202451662U (en) | Novel brake for loading machine | |
| CN202810985U (en) | Axial positioning and connecting structure of camshaft | |
| CN204545868U (en) | A kind of crankshaft timing gear quick-fitting device | |
| CN205703156U (en) | The cylinder jacket trim ring of electromotor | |
| CN2906107Y (en) | Pressing device of engine fuel injector | |
| CN203171482U (en) | Side plate assembly mold locking device for heat exchanger assembly machine | |
| CN203711936U (en) | Drill jig structure for processing upper inclined holes in plunger sleeves | |
| CN202528085U (en) | Assembly fixture of drum brake |
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: 20140219 Termination date: 20170914 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |