CN203636417U - Stretching pin mechanism of eccentric shifting rod - Google Patents
Stretching pin mechanism of eccentric shifting rod Download PDFInfo
- Publication number
- CN203636417U CN203636417U CN201420002341.8U CN201420002341U CN203636417U CN 203636417 U CN203636417 U CN 203636417U CN 201420002341 U CN201420002341 U CN 201420002341U CN 203636417 U CN203636417 U CN 203636417U
- Authority
- CN
- China
- Prior art keywords
- pin
- eccentric
- guide holder
- bar
- shaped trough
- 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 - Lifetime
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 230000008961 swelling Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 7
- 239000000428 dust Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 1
Images
Landscapes
- Knitting Machines (AREA)
Abstract
The utility model relates to a tool fixture for stretching workpieces, in particular to a stretching pin mechanism of an eccentric shifting rod. The stretching pin mechanism comprises a guide seat. A vertical through hole and a transverse hole which is communicated with the vertical through hole are formed in the guide seat, a stretching pin is arranged in the vertical through hole, an eccentric shifting pin is arranged in the transverse hole, a cylindrical pin is fixed to the front end of the eccentric shifting pin, the front end of the cylindrical pin extends into a connecting groove in the surface of the bottom of the stretching pin, and the axis of the cylindrical pin is deviated from the axis of the eccentric shifting pin. The stretching pin mechanism has the advantages of simple product manufacturing procedure and convenience and speediness in operation in follow-up service procedures.
Description
Technical field
The utility model relates to a kind of for realizing the flexible frock clamp of workpiece, specifically a kind of eccentric driving lever retractable pin mechanism.
Background technology
In the time that clamping tool for machine work designs, often can use flexible latch structure.At present, generally use the mechanism of cutting sth. askew, or cam lever body is realized Telescopic.The constitutional detail of wherein cutting sth. askew is manufactured more complicated, and the ratio of precision of cutting sth. askew is difficult to ensure card, and when assembling is cumbersome; And general cam lever body manufacture and assembling, dismounting are not very easy.
Summary of the invention
The utility model, for the problems referred to above, provides a kind of eccentric driving lever retractable pin mechanism, this mechanism manufacture and assembling all very simple, operation is also and conveniently.
According to a kind of eccentric driving lever retractable pin mechanism of the technical solution of the utility model, it is characterized in that: comprise a guide holder, on described guide holder, offer vertical through holes and be communicated with the transverse holes of described vertical through holes, in described vertical through holes, be provided with flexible pin, in transverse holes, be provided with eccentric finger, eccentric finger leading section is fixed with straight pin, and described straight pin front end stretches in flexible pin lower surface link slot, and the axis of the eccentric finger of the axis runout of straight pin.
As further improvement of the utility model, described flexible pin top periphery offers bar-shaped trough, on guide holder, being provided with the stop pin that prevents that flexible pin from rotating, described stop pin front end stretches in bar-shaped trough, and stretches into the width of the shank in bar-shaped trough and bar-shaped trough and be slightly less than the width of bar-shaped trough.
As further improvement of the utility model, on described eccentric finger periphery, offer a circle stopper slot, on guide holder, be provided with gag lever post corresponding to described stopper slot place, described gag lever post lower end is stretched in stopper slot.
As further improvement of the utility model, on described eccentric finger periphery, also offer V-type groove, on guide holder, be provided with jacking mechanism corresponding to described V-type groove place, described jacking mechanism bottom fits on the groove face of V-type groove.
As further improvement of the utility model, described jacking mechanism comprises carriage, spring, steel ball, and wherein carriage swelling is on guide holder, and steel ball is placed on V-type groove, spring is placed in described carriage, and both ends of the spring holds out against respectively in steel ball and carriage inside top surface.
Technique effect of the present utility model is: the utility model production manufacture process is simple, and in follow-up use procedure, operation is also convenient and swift.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the top view of Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is further described.
In Fig. 1, Fig. 2, comprise guide holder 1, straight pin 2, flexible pin 3, dust ring 4, stop pin 5, gag lever post 6, jacking mechanism 7, carriage 7-1, spring 7-2, steel ball 7-3, eccentric finger 8, vertical through holes 9, transverse holes 10, stopper slot 11, link slot 12, bar-shaped trough 13, V-shaped groove 14 etc.
As shown in Figure 1, 2, the utility model is a kind of eccentric driving lever retractable pin mechanism, comprise a guide holder 1, on described guide holder 1, offer vertical through holes 9 and be communicated with the transverse holes 10 of described vertical through holes 9, in described vertical through holes 9, be provided with flexible pin 3, be provided with eccentric finger 8 in transverse holes 10, eccentric finger 8 leading sections are fixed with straight pin 2, described straight pin 2 front ends stretch in flexible pin 3 lower surface link slots 12, and the axis of the eccentric finger 8 of the axis runout of straight pin 2.
Described flexible pin 3 top peripheries offer bar-shaped trough 13, on guide holder 1, be provided with the stop pin 5 that prevents that flexible pin 3 from rotating, described stop pin 5 front ends stretch in bar-shaped trough 13, and stretch into the width of the shank in bar-shaped trough 13 and bar-shaped trough 13 and be slightly less than the width of bar-shaped trough 13.
On described eccentric finger 8 peripheries, offer a circle stopper slot 11, on guide holder 1, be provided with gag lever post 6 corresponding to described stopper slot 11 places, described gag lever post 6 lower ends are stretched in stopper slot 11.
On described eccentric finger 8 peripheries, also offer V-type groove 14, on guide holder 1, be provided with jacking mechanism 7 corresponding to described V-type groove 14 places, described jacking mechanism 7 bottoms fit on the groove face of V-type groove 14.
Described jacking mechanism 7 comprises carriage 7-1, spring 7-2, steel ball 7-3, wherein carriage 7-1 swelling is on guide holder 1, steel ball 7-3 is placed on V-type groove 14, and spring 7-2 is placed in described carriage 7-1, and spring 7-2 two ends hold out against respectively in steel ball 7-3 and carriage 7-1 inside top surface.
Between flexible pin 3 tops of the utility model product and vertical through holes 9, be provided with dust ring 4, between eccentric finger 8 outer ends and transverse holes 10, be also provided with dust ring.
The course of work of the present utility model is as follows: the utility model product is in the time of design, what must note is a bit that straight pin 2 is at the axial eccentric position place of being fixed on eccentric finger 8, in the time that operation is used, rotate eccentric finger 8 by inner hexagon spanner, straight pin 2 circles under eccentric finger 8 drives, because straight pin 2 front ends are connected on flexible pin 3, therefore flexible pin 3 is done oscilaltion campaign vertical through holes 9 is interior under straight pin 2 drives, between the highs and lows of straight pin 2 circular motion, distance is flexible 3 the activity of selling; In order to prevent flexible pin 3 phenomenon that rotates in elevating movement process, this product also special design stop pin 5, flexible pin 3 is carried out to axial location, avoid flexible pin 3 to rotate; Simultaneously in order to prevent the situation of eccentric finger 8 at the interior generation axial float of transverse holes 10, this product also special design gag lever post 6, to guarantee that eccentric finger 8 can only rotate, and can not produce the problem of axial float; The stopper slot 11 of eccentric finger 8 is half-arc groove, and the rotation angle range of eccentric finger 8 is exactly the angular range of stopper slot 11 circular arcs.Also be designed with the spin friction power of jacking mechanism 7 for increasing eccentric finger 8 simultaneously, make eccentric finger 8 be not easy to become flexible.
The utility model production manufacture process is simple, and in follow-up use procedure, operation is also convenient and swift.
Claims (5)
1. an eccentric driving lever retractable pin mechanism, it is characterized in that: comprise a guide holder (1), on described guide holder (1), offer vertical through holes (9) and be communicated with the transverse holes (10) of described vertical through holes (9), in described vertical through holes (9), be provided with flexible pin (3), in transverse holes (10), be provided with eccentric finger (8), eccentric finger (8) leading section is fixed with straight pin (2), described straight pin (2) front end stretches in flexible pin (3) lower surface link slot (12), and the axis of the eccentric finger of the axis runout of straight pin (2) (8).
2. according to eccentric driving lever retractable pin mechanism claimed in claim 1, it is characterized in that: described flexible pin (3) top periphery offers bar-shaped trough (13), on guide holder (1), be provided with the stop pin (5) that prevents that flexible pin (3) from rotating, described stop pin (5) front end stretches in bar-shaped trough (13), and stretches into the width of the shank in bar-shaped trough (13) and bar-shaped trough (13) and be slightly less than the width of bar-shaped trough (13).
3. according to eccentric driving lever retractable pin mechanism claimed in claim 1, it is characterized in that: on described eccentric finger (8) periphery, offer a circle stopper slot (11), guide holder (1) is upper locates to be provided with gag lever post (6) corresponding to described stopper slot (11), and described gag lever post (6) lower end is stretched in stopper slot (11).
4. according to eccentric driving lever retractable pin mechanism claimed in claim 1, it is characterized in that: on described eccentric finger (8) periphery, also offer V-type groove (14), guide holder (1) is upper locates to be provided with jacking mechanism (7) corresponding to described V-type groove (14), and described jacking mechanism (7) bottom fits on the groove face of V-type groove (14).
5. according to eccentric driving lever retractable pin mechanism claimed in claim 4, it is characterized in that: described jacking mechanism (7) comprises carriage (7-1), spring (7-2), steel ball (7-3), wherein carriage (7-1) swelling is on guide holder (1), steel ball (7-3) is placed on V-type groove (14), spring (7-2) is placed in described carriage (7-1), and spring (7-2) two ends hold out against respectively in steel ball (7-3) and carriage (7-1) inside top surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420002341.8U CN203636417U (en) | 2014-01-02 | 2014-01-02 | Stretching pin mechanism of eccentric shifting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420002341.8U CN203636417U (en) | 2014-01-02 | 2014-01-02 | Stretching pin mechanism of eccentric shifting rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203636417U true CN203636417U (en) | 2014-06-11 |
Family
ID=50867696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420002341.8U Expired - Lifetime CN203636417U (en) | 2014-01-02 | 2014-01-02 | Stretching pin mechanism of eccentric shifting rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203636417U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103692247A (en) * | 2014-01-02 | 2014-04-02 | 无锡倍安杰机械科技有限公司 | Expansion pin mechanism of eccentric shifting rod |
| CN110206803A (en) * | 2019-05-30 | 2019-09-06 | 西安法士特汽车传动有限公司 | A kind of floating positioning pin and localization method |
-
2014
- 2014-01-02 CN CN201420002341.8U patent/CN203636417U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103692247A (en) * | 2014-01-02 | 2014-04-02 | 无锡倍安杰机械科技有限公司 | Expansion pin mechanism of eccentric shifting rod |
| CN103692247B (en) * | 2014-01-02 | 2016-06-08 | 无锡倍安杰机械科技有限公司 | Eccentric driving lever retractable pin mechanism |
| CN110206803A (en) * | 2019-05-30 | 2019-09-06 | 西安法士特汽车传动有限公司 | A kind of floating positioning pin and localization method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106181203B (en) | Quarter bend intelligently clamps rotary cutting apparatus | |
| CN203764843U (en) | Metal barrel cover crimping machine | |
| CN104015157B (en) | The provision for disengagement of a kind of bearing neck bush stretching drawing type | |
| CN203636417U (en) | Stretching pin mechanism of eccentric shifting rod | |
| CN203843901U (en) | Pipe clamping device | |
| CN103692247A (en) | Expansion pin mechanism of eccentric shifting rod | |
| CN104492927A (en) | Rotating table used for processing parts with index holes | |
| CN203541934U (en) | Rotary lifting positioner | |
| CN204700390U (en) | The numerical control gear-hobbing clamp of gear shaft | |
| CN104368882A (en) | Indexing device | |
| CN204366783U (en) | A kind of spring perch | |
| CN102909575A (en) | Processing tool for outer cylinder of stainless steel pump | |
| CN203265642U (en) | Lathe for turning ball cambered surface | |
| CN103406401B (en) | Heavy rim rounder | |
| CN204265963U (en) | A kind of rotary table | |
| CN204160203U (en) | The two eccentric fixture of high accuracy | |
| CN103624565A (en) | Manual centering mechanism | |
| CN203751343U (en) | Sliding sleeve structure of machine tool spindle | |
| CN103737028B (en) | A kind of shift sleeve structure of machine tool chief axis | |
| CN207824484U (en) | Wheel hub clamping device used for drilling hole | |
| CN205816981U (en) | Positioning shaper clamp | |
| CN204487278U (en) | Ball index | |
| CN203031009U (en) | Molded milling tool for welding diamond | |
| CN202804683U (en) | Bearing type elastic multi-angle positioning mechanism | |
| CN204277652U (en) | Indexing mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140611 |