CN220094485U - Tool for drawing cylindrical pin - Google Patents
Tool for drawing cylindrical pin Download PDFInfo
- Publication number
- CN220094485U CN220094485U CN202321700921.XU CN202321700921U CN220094485U CN 220094485 U CN220094485 U CN 220094485U CN 202321700921 U CN202321700921 U CN 202321700921U CN 220094485 U CN220094485 U CN 220094485U
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- CN
- China
- Prior art keywords
- adapter
- taper sleeve
- tool
- slide bar
- hammer
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- 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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Links
- 238000000926 separation method Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 6
- 238000010009 beating Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Gripping On Spindles (AREA)
Abstract
The utility model relates to a tool, in particular to a tool for drawing a cylindrical pin, which comprises an adapter for clamping a fastener, and also comprises a slide bar, wherein one end of the slide bar is provided with a tightening taper sleeve for matching with the adapter, the slide bar is provided with a sliding hammer which reciprocates along the slide bar to form a hammering tightening taper sleeve, the fastener is clamped by the adapter through the matching of the tightening taper sleeve and the sliding hammer, and the fastener is separated from a carrier through the pulling-out of the slide bar.
Description
Technical Field
The utility model relates to a tool, in particular to a tool for drawing a cylindrical pin.
Background
After the traditional cylindrical pin or the locating pin is knocked into a workpiece, the traditional cylindrical pin or the locating pin is mostly removed by adopting a drilling method or a cutting method when the workpiece needs to be pulled out, the application number is CN208451511U, the name is a patent called a pin pulling device, the structure of the lead screw is complex, the structure is not easy to move, and how to construct a simple pin pulling tool is a technical problem to be solved at present.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a tool for drawing a cylindrical pin.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a draw instrument of cylinder pin, its characterized in that, including the adapter that is used for the centre gripping fastener, still include the slide bar, the one end of slide bar is equipped with and is used for joining in marriage the taper sleeve that tightens up of suitable adapter, is equipped with on the slide bar along slide bar reciprocating motion formation hammering and tightens up the smooth hammer of taper sleeve, and the adapter is through tightening up the cooperation chucking fastener of taper sleeve and smooth hammer, and through the take out of slide bar apart realization fastener and carrier's separation.
The sliding hammer is provided with a guide groove matched with the sliding hammer, and the sliding hammer is sleeved on the outer wall of the sliding rod through the guide groove to realize sliding fit with the sliding rod.
The tightening taper sleeve is provided with a through hole matched with the sliding rod, the end part of the sliding rod is provided with a stop part for preventing the tightening taper sleeve from separating from the sliding rod, and the sliding rod and the tightening taper sleeve are limited by the matching of the through hole and the stop part.
The diameter of the orifice of the through hole gradually becomes smaller from bottom to top.
The adapter bottom is equipped with the draw-in groove that is used for chucking fastener, and the lateral part of adapter is equipped with a plurality of grooving, and when adapter and tightening taper sleeve moved in opposite directions, the draw-in groove of adapter tightens up through the cooperation of through-hole and grooving and realizes the clamp fastener.
The number of the cutting grooves is 4, and the cutting grooves are symmetrically distributed.
The sliding hammer is provided with an anti-slip concave-convex structure which facilitates the sliding hammer to reciprocate on the sliding rod.
The other end of the sliding rod opposite to the tightening taper sleeve is provided with a knocking part, and the sliding hammer forms a hammering knocking part through reciprocating motion on the sliding rod to separate the fastening piece from the carrier.
The knocking part is provided with a handle which is convenient to carry or hang.
The utility model has the beneficial effects that: according to the utility model, the pin is clamped by the sliding rod, the sliding hammer, the tightening taper sleeve and the adapter in a structural mode, the sliding hammer is used for beating the tightening taper sleeve, and then the sliding hammer is used for beating to easily pull out the pin, so that the pin is very simple to use, the traditional method that a drilling method or a cutting method is adopted for removing the pin when the cylindrical pin or the positioning pin is needed to be pulled out after being knocked into a workpiece is broken, and the pin has the characteristics of simple structure, convenience in processing and easiness in assembly, and strong practicability.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an exploded view of the structure of the present utility model;
FIG. 3 is an enlarged view of FIG. 2 at A;
FIG. 4 is a cross-section of the present utility model;
FIG. 5 is a cross-sectional view of the present utility model after hammering the tightening taper sleeve;
fig. 6 is a schematic view of the structure of the adapter of the present utility model.
Detailed Description
As shown in fig. 1-6, a tool for drawing a cylindrical pin is characterized by comprising an adapter 100 for clamping a fastener, and further comprising a slide bar 200, wherein one end of the slide bar 200 is provided with a tightening taper sleeve 300 for matching with the adapter 100, the slide bar 200 is provided with a sliding hammer 400 for forming a hammering tightening taper sleeve 300 along the reciprocating motion of the slide bar 200, the adapter 100 clamps the fastener through the matching of the tightening taper sleeve 300 and the sliding hammer 400, and the separation of the fastener and a carrier is realized through the pulling-out of the slide bar 200, when the adapter 100 is matched with a plurality of size pins, the adapter 100 is firstly put into the tightening taper sleeve 300 and then aligned with the cylindrical pin in a workpiece, then the tightening taper sleeve 300 is hammered through the sliding hammer 400, the adapter 100 is clamped by a little by little, the adapter 100 clamps the pin slowly in the hammering process, after the knocking is in place, the sliding hammer 400 is in the reverse knocking part 210, and the pin is pulled out along with the whole tool.
The sliding hammer 400 is provided with a guide groove 410 matched with the sliding hammer 400, and the sliding hammer 400 is sleeved on the outer wall of the sliding rod 200 through the guide groove 410 to realize sliding fit with the sliding rod 200.
The tightening taper sleeve 300 is provided with a through hole 310 matched with the sliding rod 200, the end part of the sliding rod 200 is provided with a stopping part for preventing the tightening taper sleeve 300 from separating from the sliding rod 200, the sliding rod 200 and the tightening taper sleeve 300 are limited by the matching of the through hole 310 and the stopping part, namely, the end part of the sliding rod 200 is provided with a bit of taper, and the tightening taper sleeve 300 is separated from the end part.
The diameter of the orifice of the through hole 310 gradually decreases from bottom to top, and the cross section of the through hole 310 presents a truncated cone structure.
The bottom of the adapter 100 is provided with a clamping groove 110 for clamping a fastener, the side part of the adapter 100 is provided with a plurality of cutting grooves 120, when the adapter 100 moves towards the tightening taper sleeve 300, the clamping groove 110 of the adapter 100 is matched with the cutting grooves 120 to tighten to clamp the fastener, and due to the existence of the cutting grooves 120, when the sliding hammer 400 strikes the tightening taper sleeve 300, the clamping groove 110 is used for tightening the fastener.
The number of the slots 120 is 4, and the slots 120 are symmetrically distributed, and the number of the slots 120 is preferably 4, so that the balance between processing difficulty and practicability is fully considered.
The sliding hammer 400 is provided with an anti-slip concave-convex structure 420 which is convenient for the sliding hammer 400 to reciprocate on the sliding rod 200, and the anti-slip concave-convex structure 420 is added to facilitate the holding.
The other end of the sliding rod 200 opposite to the tightening taper sleeve 300 is provided with a knocking part 210, the sliding hammer 400 forms a hammering knocking part 210 through reciprocating motion on the sliding rod 200 to separate a fastener from a carrier, and the knocking part 210 can be added.
The knocking part 210 is provided with a handle 211 which is convenient to carry or hang, the handle 211 facilitates the storage and portability of tools, and the practicability is strong.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be appreciated by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the utility model, and that simple modifications and substitutions by those skilled in the art are within the scope of the utility model without departing from the spirit and scope of the utility model.
Claims (9)
1. The utility model provides a draw instrument of cylinder pin, its characterized in that, including adapter (100) that are used for the centre gripping fastener, still include slide bar (200), the one end of slide bar (200) is equipped with and is used for the tight taper sleeve (300) of cooperation adapter (100), is equipped with on slide bar (200) along slide bar (200) reciprocating motion form the smooth hammer (400) that tightens up taper sleeve (300), adapter (100) are through the cooperation chucking fastener of tight taper sleeve (300) and smooth hammer (400), and realize the separation of fastener and carrier through the pull away of slide bar (200).
2. A tool for drawing a cylindrical pin according to claim 1, wherein the sliding hammer (400) is provided with a guide groove (410) matched with the sliding hammer (400), and the sliding hammer (400) is sleeved on the outer wall of the sliding rod (200) through the guide groove (410) to realize sliding fit with the sliding rod (200).
3. The tool for drawing the cylindrical pin according to claim 2, wherein the tightening taper sleeve (300) is provided with a through hole (310) matched with the sliding rod (200), the end part of the sliding rod (200) is provided with a stopping part for preventing the tightening taper sleeve (300) from being separated from the sliding rod (200), and the sliding rod (200) and the tightening taper sleeve (300) are limited by the matching of the through hole (310) and the stopping part.
4. A tool for drawing a cylindrical pin according to claim 3, wherein the diameter of the orifice of the through hole (310) is gradually reduced from bottom to top.
5. A tool for pulling a cylindrical pin according to claim 4, wherein the bottom of the adapter (100) is provided with a clamping groove (110) for clamping the fastener, the side of the adapter (100) is provided with a plurality of cutting grooves (120), and when the adapter (100) moves towards the tightening taper sleeve (300), the clamping groove (110) of the adapter (100) tightens the fastener through the cooperation of the through hole (310) and the cutting grooves (120).
6. A tool for drawing a cylindrical pin according to claim 5, wherein the number of slots (120) is 4 and symmetrically distributed.
7. A tool for drawing a cylindrical pin according to claim 1, wherein the slide hammer (400) is provided with an anti-slip relief structure (420) for facilitating the reciprocating movement of the slide hammer (400) on the slide bar (200).
8. A tool for pulling a cylindrical pin according to any one of claims 1 to 7, wherein the other end of the slide bar (200) opposite to the tightening taper sleeve (300) is provided with a striking portion (210), and the slide hammer (400) is separated from the carrier by forming the striking portion (210) by reciprocating motion on the slide bar (200).
9. A tool for pulling a cylindrical pin according to claim 8, wherein the striking portion (210) is provided with a handle (211) for easy carrying or hanging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321700921.XU CN220094485U (en) | 2023-06-30 | 2023-06-30 | Tool for drawing cylindrical pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321700921.XU CN220094485U (en) | 2023-06-30 | 2023-06-30 | Tool for drawing cylindrical pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220094485U true CN220094485U (en) | 2023-11-28 |
Family
ID=88844828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321700921.XU Active CN220094485U (en) | 2023-06-30 | 2023-06-30 | Tool for drawing cylindrical pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220094485U (en) |
-
2023
- 2023-06-30 CN CN202321700921.XU patent/CN220094485U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |