CN203510087U - Pincer-type pin pulling tool - Google Patents
Pincer-type pin pulling tool Download PDFInfo
- Publication number
- CN203510087U CN203510087U CN201320602498.XU CN201320602498U CN203510087U CN 203510087 U CN203510087 U CN 203510087U CN 201320602498 U CN201320602498 U CN 201320602498U CN 203510087 U CN203510087 U CN 203510087U
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- CN
- China
- Prior art keywords
- handle
- pin pulling
- plier handle
- draw rod
- pull bar
- 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 discloses a pincer-type pin pulling tool. The pincer-type pin pulling tool comprises an upper pincer handle, a lower pincer handle, a draw rod, a return spring and a draw rod sleeve. The middle portion of the upper pincer handle is hinged to the middle portion of the lower pincer handle. An opening is formed in the front end of the upper pincer handle. A guide sleeve with stepped through holes inside is fixed to the lower side of the front portion of the lower pincer handle. The upper portion of the draw rod sleeve penetrates through the opening in the front end of the upper pincer handle, and the lower portion of the draw rod sleeve is located in the smaller-diameter hole of the stepped through holes. Arc-shaped through grooves are formed in the two sides of the front portion of the lower pincer handle, and a draw rod pin which is in sliding fit with the arc-shaped through grooves and penetrates through the front portion of the upper pincer handle and the middle portion of the draw rod sleeve is arranged between the arc-shaped through grooves. The draw rod penetrates through the guide sleeve, the draw rod pin and the draw rod sleeve and is in the shape of a stepped shaft with a small upper portion and a large lower portion, a pin pulling head is arranged at the lower end of the draw rod, and an adjustment nut is arranged on the portion, protruding out of the top end of the draw rod sleeve, of the draw rod. The return spring is located in the large-diameter hole of the stepped through holes and is connected with the draw rod in a sleeved mode. The pincer-type pin pulling tool has the advantages of saving time and labor when used, not generating noise, being good in safety and stability and strong in generality and the like.
Description
Technical field
The utility model relates to a kind of mold repair instrument, especially relates to a kind of jaw type pin pulling tool.
Background technology
When stamping factory mold repair and maintenance, need to use pin pulling tool to choose to pin at present.
Chinese patent Granted publication CN202088163U, Granted publication day 2011.12.28, a kind of pin removal is disclosed, it comprises screw, pull bar, fixed cover, weight and handle, described screw is connected with drag link end, the pull bar other end and fixed cover one side are threaded connection, and handle one end and fixed cover opposite side are threaded connection, and the end face of the described pull bar other end contacts in fixed cover.This pin removal in use, need to clash into fixed cover below with weight, internal thread pin is little by little extracted, and it is very inconvenient to use, and wastes time and energy, when weight clashes into fixed cover, not only can produce noise, affect working environment, the danger of tong also easily occurs, and exert oneself when excessive, there will be the phenomenon of the hand that shakes.
Utility model content
The utility model is to use inconvenience in order to solve the pin pulling tool of prior art, waste time and energy, can produce noise, affect working environment, also easily there is the danger of tong, and exert oneself when excessive, there will be the problem of the phenomenon of the hand that shakes, provide a kind of easy to use, time saving and energy saving, simple in structure, security is good, the jaw type pin pulling tool of highly versatile.
To achieve these goals, the utility model is by the following technical solutions:
A kind of jaw type pin pulling tool, comprise upper plier handle, lower plier handle, pull bar, return spring and drag link sleeve, described upper plier handle and lower plier handle middle part are hinged, described upper plier handle front end is provided with opening, described lower plier handle underside of forward is fixed with the guide pin bushing that inside is provided with ladder hole, described drag link sleeve top is through the opening of upper plier handle front end, bottom is positioned at the diameter holes of ladder hole, described lower plier handle front part sides is provided with arc-shaped slot, between described arc-shaped slot, be provided with and its sliding stay rod pin of joining and passing upper plier handle front portion and drag link sleeve middle part, described pull bar is up-small and down-big multidiameter shape and passes from the bottom up guide pin bushing, stay rod pin and drag link sleeve, described pull bar lower end is provided with pin pulling head, the pull bar that protrudes from drag link sleeve top is provided with adjusting nut, described return spring is positioned at the hole, large footpath of ladder hole and is socketed with pull bar.The utility model adopts jaw type design, operation principle is lever principle, make choosing of pin more convenient laborsaving, pin pulling head in the utility model is with after screwed hole on pin is connected, upper plier handle and lower plier handle as long as hold with a firm grip, stay rod pin just drives drag link sleeve, drag link sleeve up withstands adjusting nut and makes to carry on pull bar, thereby pin is extracted, pin is loosed one's grip after extracting, by return spring, can make upper plier handle, lower plier handle resets, by rotation adjusting nut, can adjust the working depth of pull bar, nut down regulates, the working depth of pull bar increases, otherwise contrary, pull bar of the present utility model is in the process lifting, axis can produce the skew of 1 ~ 2mm, so pull bar and guide pin bushing, pull bar and stay rod pin, between drag link sleeve and guide pin bushing, all exist certain gap with avoid pull bar lift process in interfere each other, the utility model is used simple, time saving and energy saving, and can not produce noise, security is good.
As preferably, the opening part of described guide pin bushing bottom is provided with Rubber end, is provided with for by the through hole of pin pulling head in the middle of described Rubber end.Rubber end has elasticity, can there is certain deformation, when Rubber end can contact with working face during with working face butt well, improve stability, make the utility model be applicable to have the working face of various shapes simultaneously, applicability is strong, and Rubber end can not scratch the surface of working face, and security is good.
As preferably, described pin pulling head comprise linkage section for being connected with pull rod screw, with screw and catch that pin internal thread matches, described linkage section and screw are separately fixed at catch both sides.Linkage section is connected with pull rod screw, be convenient to change pin pulling head, make the utility model be applicable to the pin of different model, thereby improve versatility of the present utility model, catch plays spacing effect, can avoid crossing and deeply reducing operating efficiency because of the depth of tooth penetration of linkage section or screw.
As preferably, described pull bar upper end is provided with handle.Handle is convenient to rotation and the use of pull bar, can greatly improve use flexibility of the present utility model and convenience.
As preferably, described handle is in-line.Handle is in-line, simple in structure, and processing is with easy to use.
As preferably, described lower plier handle rear portion is provided with for hanging up the hole clipping of pin pulling head.Hole clipping can be used for hanging up the pin pulling head of different size model, is convenient to depositing and changing of pin pulling head.
As preferably, the rear sleeve of described upper plier handle, lower plier handle is provided with Cover of pliers handle.Cover of pliers handle plays anti-skidding effect, can improve the comfortableness of grasping simultaneously.
The utility model is simple in structure, easy to use, time saving and energy saving, can not produce noise, and security is good, and good stability, and highly versatile is worth promoting the use of in the same industry.
Accompanying drawing explanation
Fig. 1 is a kind of external structure schematic diagram of the present utility model.
Fig. 2 is a kind of front perspective view of Fig. 1.
In figure: upper plier handle 1, lower plier handle 2, pull bar 3, return spring 4, drag link sleeve 5, guide pin bushing 6, arc-shaped slot 7, stay rod pin 8, ladder hole 9, adjusting nut 10, Rubber end 11, linkage section 12, screw 13, catch 14, handle 15, Cover of pliers handle 16.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
As Fig. 1, in embodiment shown in Fig. 2, a kind of jaw type pin pulling tool, comprise upper plier handle 1, lower plier handle 2, pull bar 3, return spring 4 and drag link sleeve 5, upper plier handle 1 middle part and lower plier handle 2 middle parts are hinged by bearing pin, and upper plier handle 1, the rear sleeve of lower plier handle 2 has Cover of pliers handle 16, lower plier handle 2 rear portions also have for hanging up the hole clipping of pin pulling head, upper plier handle 1 front end has opening, lower plier handle 2 underside of forward are fixed with the guide pin bushing 6 that inside has ladder hole 9, the opening part of the guide pin bushing 6 bottoms Rubber end 11 that has been threaded, in the middle of Rubber end 11, have for by the through hole of pin pulling head, drag link sleeve 5 tops are through the opening of upper plier handle 1 front end, bottom is positioned at the diameter holes of ladder hole 9, lower plier handle 2 front part sides have arc-shaped slot 7, between arc-shaped slot 7, be provided with and its sliding stay rod pin 8 of joining and passing upper plier handle 1 front portion and drag link sleeve 5 middle parts, pull bar 3 is up-small and down-big multidiameter shape and passes from the bottom up guide pin bushing 6, stay rod pin 8 and drag link sleeve 5, pull bar 3 upper ends are fixed with the handle 15 that is in-line, pull bar 3 lower ends are bolted with pin pulling head, pin pulling head comprises linkage section 12, the screw 13 and the catch 14 that match with pin internal thread, linkage section 12 is separately fixed at catch 14 both sides with screw 13, linkage section 12 is connected with pull bar 3 bottom thread, protrude from the pull bar 3 on drag link sleeve 5 tops and be bolted with adjusting nut 10, return spring 4 is positioned at the hole, large footpath of ladder hole 9 and is socketed with pull bar 3.
During use, first get suitable pin pulling head, linkage section on pin pulling head 12 and the bottom of pull bar 3 are spirally connected, rotary handle 15 again, by pull bar 3, the screw on pin pulling head 13 is proceeded in the screwed hole of pin head, then Rubber end 11 is propped up to working face, make according to rotating adjusting nut 10, it to be contacted with the top edge of drag link sleeve 5 after the utility model held stationary, finally hold with a firm grip upper plier handle 1 and lower plier handle 2, stay rod pin 8 just upwards drives drag link sleeve 5, thereby 5 of drag link sleeves up withstand adjusting nut 10 and make to carry pin is extracted on pull bar 3, pin is loosed one's grip after extracting, by return spring 4, can make upper plier handle 1, lower plier handle 2 automatically resets, very easy to use laborsaving, can not produce noise, and can tong or the hand that shakes.
Claims (7)
1. a jaw type pin pulling tool, it is characterized in that, comprise upper plier handle (1), lower plier handle (2), pull bar (3), return spring (4) and drag link sleeve (5), described upper plier handle (1) is hinged with lower plier handle (2) middle part, described upper plier handle (1) front end is provided with opening, described lower plier handle (2) underside of forward is fixed with the guide pin bushing (6) that inside is provided with ladder hole (9), described drag link sleeve (5) top is through the opening of upper plier handle (1) front end, bottom is positioned at the diameter holes of ladder hole (9), described lower plier handle (2) front part sides is provided with arc-shaped slot (7), between described arc-shaped slot (7), be provided with and its sliding stay rod pin (8) of joining and passing upper plier handle (1) front portion and drag link sleeve (5) middle part, described pull bar (3) is up-small and down-big multidiameter shape and passes from the bottom up guide pin bushing (6), stay rod pin (8) and drag link sleeve (5), described pull bar (3) lower end is provided with pin pulling head, the pull bar (3) that protrudes from drag link sleeve (5) top is provided with adjusting nut (10), described return spring (4) is positioned at the hole, large footpath of ladder hole (9) and is socketed with pull bar (3).
2. a kind of jaw type pin pulling tool according to claim 1, is characterized in that, the opening part of described guide pin bushing (6) bottom is provided with Rubber end (11), is provided with in the middle of described Rubber end (11) for by the through hole of pin pulling head.
3. a kind of jaw type pin pulling tool according to claim 1 and 2, it is characterized in that, described pin pulling head comprise linkage section (12) for being threaded with pull bar (3), with screw (13) and catch (14) that pin internal thread matches, described linkage section (12) is separately fixed at catch (14) both sides with screw (13).
4. a kind of jaw type pin pulling tool according to claim 3, is characterized in that, described pull bar (3) upper end is provided with handle (15).
5. a kind of jaw type pin pulling tool according to claim 4, is characterized in that, described handle (15) is in-line.
6. a kind of jaw type pin pulling tool according to claim 1, is characterized in that, described lower plier handle (2) rear portion is provided with for hanging up the hole clipping of pin pulling head.
7. a kind of jaw type pin pulling tool according to claim 1, is characterized in that, the rear sleeve of described upper plier handle (1), lower plier handle (2) is provided with Cover of pliers handle (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320602498.XU CN203510087U (en) | 2013-09-27 | 2013-09-27 | Pincer-type pin pulling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320602498.XU CN203510087U (en) | 2013-09-27 | 2013-09-27 | Pincer-type pin pulling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203510087U true CN203510087U (en) | 2014-04-02 |
Family
ID=50369069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320602498.XU Expired - Fee Related CN203510087U (en) | 2013-09-27 | 2013-09-27 | Pincer-type pin pulling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203510087U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108000106A (en) * | 2016-10-31 | 2018-05-08 | 常州星宇车灯股份有限公司 | Pin removal device |
| CN109822498A (en) * | 2019-01-31 | 2019-05-31 | 中国航发动力股份有限公司 | A kind of pin removal |
| CN111805474A (en) * | 2020-07-21 | 2020-10-23 | 隆鑫通用动力股份有限公司 | Engine speed regulation support assembly adjusting device |
| CN117105085A (en) * | 2023-10-10 | 2023-11-24 | 广州港集团有限公司 | Container sling jacking pin jacking device |
-
2013
- 2013-09-27 CN CN201320602498.XU patent/CN203510087U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108000106A (en) * | 2016-10-31 | 2018-05-08 | 常州星宇车灯股份有限公司 | Pin removal device |
| CN109822498A (en) * | 2019-01-31 | 2019-05-31 | 中国航发动力股份有限公司 | A kind of pin removal |
| CN111805474A (en) * | 2020-07-21 | 2020-10-23 | 隆鑫通用动力股份有限公司 | Engine speed regulation support assembly adjusting device |
| CN111805474B (en) * | 2020-07-21 | 2021-09-21 | 隆鑫通用动力股份有限公司 | Engine speed regulation support assembly quality |
| CN117105085A (en) * | 2023-10-10 | 2023-11-24 | 广州港集团有限公司 | Container sling jacking pin jacking device |
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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: 20140402 Termination date: 20140927 |
|
| EXPY | Termination of patent right or utility model |