CN202622688U - Pin pulling tool - Google Patents
Pin pulling tool Download PDFInfo
- Publication number
- CN202622688U CN202622688U CN 201220188098 CN201220188098U CN202622688U CN 202622688 U CN202622688 U CN 202622688U CN 201220188098 CN201220188098 CN 201220188098 CN 201220188098 U CN201220188098 U CN 201220188098U CN 202622688 U CN202622688 U CN 202622688U
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- CN
- China
- Prior art keywords
- bolt
- guide
- axis
- pin
- sleeve
- 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
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Abstract
The utility model provides a pin pulling tool and belongs to the technical field of automobile tools. The pin pulling tool solves the problem that an existing locating pin is hard to pull out after arranged on a tool. The pin pulling tool comprises a guide shaft. A sleeve capable of sliding along the axial direction of the guide shaft is sleeved on the guide shaft. One end of the guide shaft is provided with a limiting block which can limit the sleeve from sliding out of the guide shaft from the end, and the other end of the guide shaft is connected with a double-head bolt capable of being fixedly connected with a locating pin. The double-head bolt is formed by opposite welding of the head of a bolt one and the head of a bolt two which are connected with the locating pin through threads. The bolt one is connected with the guide shaft in penetrating mode along the axial direction of the guide shaft. The pin pulling tool can be used to pull out the locating pin conveniently and in labor-saving mode, and is simple in structure.
Description
Technical field
The utility model belongs to automobile frock technical field, relates to a kind of instrument of pulling pin.
Background technology
Alignment pin can limit the freely-movable degree of object, therefore in the assembling process of auto parts and components, is used widely.The alignment pin that has a screw owing to provide when pulling pin one easily impetus use more extensive.Auto parts and components adopt the mode of alignment pin location, bolt locking in assembling process; Because frock has cumulative errors in manufacturing process; And parts can produce certain force of strain to alignment pin after by bolt locking, make that alignment pin is tightened, and are difficult to be pulled out.The part tool structure is special, after alignment pin is installed on the frock, because structure space is limited, also can make alignment pin be difficult to be pulled out, thereby the assembling of auto parts and components, maintenance etc. are brought difficulty.
China's utility application (201020539730.6) has been announced a kind of pin removal; Comprise the bar of pulling pin, impact block, connection screw, hole gasket, pull pin screw and master collet; Impact block is socketed on the bar of pulling pin, and connects screw one end and is connected with the said bar of pulling pin, and connects the screw other end and is connected with master collet; Hole gasket the nut of the screw of pulling pin be connected between the screw; The screw that the pin removal of this utility model only need be loaded onto standard can use, and the head of pulling pin is not easy to fracture, and is user-friendly to.Though this pin removal is provided with spring to prevent master collet and the relatively rotating of the screw of pulling pin with pulling pin connecting screw between the screw; But after the long-term use of pin removal, the screw thread on the screw of pulling pin has distortion to a certain degree, makes that the frictional force when pulling pin screw screw-in alignment pin becomes big; Therefore; When the screw of pulling pin screwed in alignment pin, master collet still had with the screw of pulling pin and relatively rotates, and uses inconvenience.
Summary of the invention
The purpose of the utility model is to have the problems referred to above to existing technology, has proposed a kind of instrument of pulling pin, and this instrument of pulling pin can make things convenient for, alignment pin is extracted in the labour-saving, and simple in structure.
The purpose of the utility model can realize through following technical proposal: a kind of instrument of pulling pin; Comprise an axis of guide; Being arranged with one on the said axis of guide can be along axis of guide sleeve in axial sliding; Be provided with one at an end of the axis of guide and can limit sleeve and skid off the limited block of the axis of guide from this end, it is characterized in that, the other end of the said axis of guide is connected with the stud that can be connected with alignment pin; The bolt two that said stud can be threaded with alignment pin by bolt one and through head relatively and be welded, said bolt one is axially worn to penetrate along the axis of guide and is connected on the axis of guide.
Bolt one forms a series of studs that can adapt to the different model alignment pin with bolt two welding of different model.Bolt one and the relatively also welding of bolt two heads, the double-screw bolt precession axis of guide of bolt one, the double-screw bolt precession alignment pin of bolt two.Slide and the bump limited block along the axis of guide through sleeve, stud is produced the impulsive force of extracting direction along alignment pin, alignment pin is extracted.The axis of guide can transmit impulsive force, also can guide effect be provided for sleeve.
The double-screw bolt of described bolt two be provided with alignment pin on the external screw thread that matches of screw.Alignment pin is provided with screw, selects the bolt two that adapts with this screw for use, and adopts and to be threaded, and is easy to use.
The axial line of the axial line of the axial line of the described axis of guide, bolt one and bolt two aligns each other.Three's axial line makes the impulsive force of impingement sleeve limited block more concentrated on same straight line, transmission more direct.
Described limited block is connected the end of the axis of guide through bolt.Use can make sleeve and limited block distortion to a certain degree occur for a long time, and this setting can make things convenient for the replacing of sleeve and limited block.
The described axis of guide and bolt one link also have an annular lip, and the diameter of said flange is greater than the internal diameter of sleeve.Prevent that sleeve from skidding off the axis of guide from this end.
Compared with prior art, originally the instrument of pulling pin has the following advantages:
1, instrument is extracted alignment pin through alignment pin is produced axial impact because this is pulled pin, and is easy to use, laborsaving.
2, because the axis of guide adopts stud to be connected with alignment pin, simple in structure, stable, easy to make.
3, because stud adopts the bolt two of different model to be welded with bolt one, thus draw materials conveniently, and can be applicable to the alignment pin of different model, versatility is good.
Description of drawings
Fig. 1 is the structural representation of the instrument of originally pulling pin.
Fig. 2 is the structural representation of stud.
Among the figure, 1, the axis of guide; 2, sleeve; 3, limited block; 4, stud; 41, bolt one; 42, bolt two; 5, flange.
The specific embodiment
Below be the specific embodiment of the utility model and combine accompanying drawing, the technical scheme of the utility model is done further to describe, but the utility model is not limited to these embodiment.
As shown in Figure 1, a kind of instrument of pulling pin comprises an axis of guide 1; The axis of guide 1 is straight, is arranged with a sleeve 2 on the axis of guide 1, and this sleeve 2 can endwisely slip along the axis of guide 1; End at the axis of guide 1 is provided with a limited block 3; Limited block 3 is rounded, and diameter is greater than the internal diameter of sleeve 2, and this limited block 3 can limit sleeve 2 and skid off the axis of guide 1 from this end.The other end of the axis of guide 1 is connected with a stud 4; One end of stud 4 is threaded with the axis of guide 1; The other end can be threaded with alignment pin, can transmit sleeve 2 and the impulsive force that limited block 3 bumps produce through this stud 4, and alignment pin is extracted from frock.
Specifically, in conjunction with shown in Figure 2, stud 4 by bolt 1 and bolt 2 42 relatively and be welded through head, through the stud 4 of bolt 1 with a series of adaptation different model alignment pins of bolt 2 42 welding can formation of different model.Bolt 1 is axially worn to penetrate along the axis of guide 1 and is connected on the axis of guide 1, is convenient for changing dissimilar stud 4, and bolt 2 42 adapts with the screw of alignment pin, is connected with alignment pin through the external screw thread on the double-screw bolt, and is easy to use.
The axial line of the axial line of the axial line of the axis of guide 1, bolt 1 and bolt 2 42 aligns each other, and three's axial line is on same straight line, and the axis of guide 1 is sleeve 2 guiding, makes the impulsive force of sleeve 2 bump limited blocks 3 more concentrated, transmission more direct.Because for a long time use can make the distortion that sleeve 2 and limited block 3 occur to a certain degree, so limited block 3 is connected the end of the axis of guide 1 through bolt, and this setting can make things convenient for the replacing of sleeve 2 and limited block 3.The axis of guide 1 also has an annular lip 5 with bolt one 41 links, and the diameter of this flange 5 prevents that greater than the internal diameter of sleeve 2 sleeve 2 from skidding off the axis of guide 1 from this end, and flange 5 is one-body molded with the axis of guide 1.The axis of guide 1, limited block 3 and sleeve 2 all adopt stainless steel material, to increase its mechanical strength.
Select the bolt 2 42 that adapts with it according to the model of alignment pin, the head of bolt 2 42 is alignd with the head of bolt 1 and welds forms a series of stud 4, and sorts out and preserve.When needing to use, select the stud 4 that adapts for use, this stud 4 is connected on the axis of guide 1, and bolt 2 42 is connected on the alignment pin according to the model of alignment pin.Along the manual sliding sleeve 2 of direction that alignment pin is extracted, make sleeve 2 bump limited blocks 3, the impulsive force of generation passes to alignment pin along the axis of guide 1 and stud 4, and alignment pin is pulled out.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from the spirit of the utility model or surmount the defined scope of appended claims.
Although this paper has used terms such as the axis of guide 1, sleeve 2, limited block 3, stud 4, bolt 1, bolt 2 42, flange 5 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain the essence of the utility model more easily; It all is contrary with the utility model spirit being construed to any additional restriction to them.
Claims (5)
1. instrument of pulling pin; Comprise an axis of guide (1); Being arranged with one on the said axis of guide (1) can be along the axis of guide (1) sleeve (2) in axial sliding; Be provided with one at an end of the axis of guide (1) and can limit sleeve (2) and skid off the limited block (3) of the axis of guide (1) from this end, it is characterized in that, the other end of the said axis of guide (1) is connected with the stud (4) that can be connected with alignment pin; The bolt two (42) that said stud (4) can be threaded with alignment pin by bolt one (41) and through head relatively and be welded, said bolt one (41) is axially worn to penetrate along the axis of guide (1) and is connected on the axis of guide (1).
2. the instrument of pulling pin according to claim 1 is characterized in that, the double-screw bolt of described bolt two (42) be provided with alignment pin on the external screw thread that matches of screw.
3. the instrument of pulling pin according to claim 2 is characterized in that, the axial line of the axial line of the described axis of guide (1), bolt one (41) and the axial line of bolt two (42) align each other.
4. according to claim 1 or the 2 or 3 described instruments of pulling pin, it is characterized in that described limited block (3) is connected the end of the axis of guide (1) through bolt.
5. the instrument of pulling pin according to claim 4 is characterized in that, the described axis of guide (1) also has an annular lip (5) with bolt one (41) link, and the diameter of said flange (5) is greater than the internal diameter of sleeve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220188098 CN202622688U (en) | 2012-04-27 | 2012-04-27 | Pin pulling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220188098 CN202622688U (en) | 2012-04-27 | 2012-04-27 | Pin pulling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202622688U true CN202622688U (en) | 2012-12-26 |
Family
ID=47375928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220188098 Expired - Fee Related CN202622688U (en) | 2012-04-27 | 2012-04-27 | Pin pulling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202622688U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104723255A (en) * | 2015-04-02 | 2015-06-24 | 中航飞机股份有限公司西安飞机分公司 | Bolt puller and application method thereof |
| CN108724089A (en) * | 2017-11-16 | 2018-11-02 | 江苏核电有限公司 | A kind of annular sphere watt positioning pin dismantling tool |
| CN111730538A (en) * | 2020-07-06 | 2020-10-02 | 王金波 | Pin pulling device for top beam connecting pin of mining hydraulic support |
| CN112677096A (en) * | 2020-12-18 | 2021-04-20 | 北京航星机器制造有限公司 | Pin pulling device suitable for interference fit locating pin |
-
2012
- 2012-04-27 CN CN 201220188098 patent/CN202622688U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104723255A (en) * | 2015-04-02 | 2015-06-24 | 中航飞机股份有限公司西安飞机分公司 | Bolt puller and application method thereof |
| CN108724089A (en) * | 2017-11-16 | 2018-11-02 | 江苏核电有限公司 | A kind of annular sphere watt positioning pin dismantling tool |
| CN111730538A (en) * | 2020-07-06 | 2020-10-02 | 王金波 | Pin pulling device for top beam connecting pin of mining hydraulic support |
| CN112677096A (en) * | 2020-12-18 | 2021-04-20 | 北京航星机器制造有限公司 | Pin pulling device suitable for interference fit locating pin |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20140427 |