CN214292905U - Portable pin puller - Google Patents
Portable pin puller Download PDFInfo
- Publication number
- CN214292905U CN214292905U CN202023197029.3U CN202023197029U CN214292905U CN 214292905 U CN214292905 U CN 214292905U CN 202023197029 U CN202023197029 U CN 202023197029U CN 214292905 U CN214292905 U CN 214292905U
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- China
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- bolt
- support frame
- threaded rod
- mounting
- pin puller
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Abstract
The embodiment of the utility model relates to the technical field of pin removal, in particular to a portable pin remover, which comprises a support frame, a rotating handle, a threaded rod, a mounting frame and two bolt claw heads, wherein the support frame is provided with a supporting end which is tightly supported on the surface of a workpiece, and the middle part of the support frame forms a rotating space; the threaded rod penetrates through the upper end of the support frame and is in threaded connection with the upper end of the support frame; the rotating handle extends horizontally; the upper ends of the two bolt claw heads are hinged to the mounting frame, the lower ends of the two bolt claw heads are oppositely arranged and keep an interval, and the lower ends of the bolt claw heads extend inwards to form a working part. The utility model discloses beneficial effect does: the structure is small and exquisite, nimble, adopts high strength steel Cr12 material, and intensity is high, and non-deformable is crooked. When the locating pin is used, a corresponding bolt is screwed on the locating pin, the bolt cap is clamped by the bolt claw head, the rotating handle is rotated to enable the mounting frame to move towards the direction far away from a workpiece, so that outward pulling force is generated on the locating pin, the locating pin is pulled out, and safety and labor saving are achieved.
Description
Technical Field
The utility model relates to a technical field is pulled out to the pin, concretely relates to light pin puller.
Background
For automobile manufacturing enterprises, the precision of each type of block needs to be determined by positioning pins of a die, a clamp and a gauge, and the positioning pins are time-consuming and labor-consuming to pull out.
Therefore, there is a need for a lightweight pin puller that overcomes the above problems.
SUMMERY OF THE UTILITY MODEL
In order to solve above-mentioned problem, be known the problem of deciding that the position round pin is not pulled out well promptly, the embodiment of the utility model provides a light pin puller is provided, it includes support frame, twist grip, threaded rod, mounting bracket and two bolt claw heads, wherein:
the supporting frame is provided with a propping end which is propped against the surface of the workpiece, and a rotating space is formed in the middle of the supporting frame;
the threaded rod penetrates through the upper end of the support frame and is in threaded connection with the upper end of the support frame, the end part, located in the rotating space, of the threaded rod is fixedly connected with the mounting frame, and the end part, located above the support frame, of the threaded rod is fixedly connected with the rotating handle;
the rotating handle extends horizontally;
the upper ends of the two bolt claw heads are hinged to the mounting frame, the lower ends of the two bolt claw heads are oppositely arranged and keep a distance, and the lower ends of the bolt claw heads extend inwards to form a working part.
Further, the rotating handle comprises a nut and a handle which are fixedly connected, and the nut is sleeved outside the threaded rod and is fixedly connected with the threaded rod.
Further, the mounting bracket comprises a mounting body, the mounting body is provided with two through mounting holes, and each mounting hole is internally hinged with one bolt claw head.
Further, the bolt claw head includes the working portion and the connecting portion, wherein:
the connecting part comprises a hinge section and a connecting section which are sequentially connected from top to bottom, the upper end of the hinge section is hinged to the mounting hole, and the connecting section extends downwards and is fixedly connected with the connecting part.
Further, the inner side of the connecting section is gradually expanded outwards from top to bottom to form an acting space for accommodating the head of the bolt.
Further, the support frame is in an inverted U shape.
Further, still include the support ring, the support ring is fixed in the upper end of support frame, the support ring with on the support frame, with threaded rod screw-thread fit's screw hole is coaxial, the support ring have with threaded rod screw-thread fit's internal thread.
The utility model discloses beneficial effect does:
the structure is small and exquisite, nimble, adopts high strength steel Cr12 material, and intensity is high, and non-deformable is crooked. During the use corresponding bolt is screwed on the locating pin, blocks the bolt cap with the bolt claw head, rotates the twist grip so that the mounting bracket is to keeping away from the direction motion of work piece to produce the power of outwards pulling out to the locating pin, extract the locating pin, use this product can be than the preceding puller safe laborsaving.
Drawings
FIG. 1 is a perspective view of a first embodiment of a portable pin remover;
FIG. 2 is a perspective view of FIG. 1 from a second perspective;
fig. 3 is a schematic three-dimensional structure of fig. 1.
In the figure:
100. a support frame; 110. abutting the end; 120. a rotating space;
200. rotating the handle; 210. a nut; 220. a handle;
300. a threaded rod;
400. a mounting frame; 410. mounting holes;
500. a bolt claw head; 510. a connecting portion; 511. a hinged section; 512. a connecting section; 520. a working part; 530. an action space;
600. a support ring;
700. a bolt;
800. and a positioning pin.
Detailed Description
Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.
Referring to fig. 1 to 3, the embodiment of the present invention discloses a portable pin puller, which includes a support frame 100, a rotating handle 200, a threaded rod 300, a mounting frame 400 and two bolt claw heads 500, wherein:
the support frame is provided with a tight end 110 which is tightly propped against the surface of a workpiece, and a rotating space 120 is formed in the middle of the support frame;
the threaded rod penetrates through the upper end of the support frame and is in threaded connection with the upper end of the support frame, the end part, located in the rotating space, of the threaded rod is fixedly connected with the mounting frame, and the end part, located above the support frame, of the threaded rod is fixedly connected with the rotating handle;
the rotating handle extends horizontally;
the upper ends of the two bolt claw heads are hinged to the mounting frame, the lower ends of the two bolt claw heads are oppositely arranged and keep a distance, and the lower ends of the bolt claw heads extend inwards to form a working part 520.
The structure is small and exquisite, nimble, and each structure adopts high strength steel Cr12 material, and intensity is high, and non-deformable is crooked. When the device is used, the corresponding bolt 700 is screwed on the positioning pin, the working part of the bolt claw head is used for clamping the bolt cap, the rotating handle is rotated to enable the mounting frame to move towards the direction far away from a workpiece, so that outward pulling force is generated on the positioning pin 800, the positioning pin is pulled out, and the device is safer and more labor-saving than the former pin puller
In addition, the turning handle comprises a fixedly connected nut 210 and a handle 220, the nut is sleeved outside the threaded rod and is fixedly connected with the threaded rod. The handle is fixed on the threaded rod through the nut, and the installation mode is rapid and convenient. In addition, the fixing mode of the nut and the threaded rod can adopt the fixed connection mode such as welding and the like.
In addition, a concrete structure of mounting bracket does, and it is including the installation body, two mounting holes 410 that run through are seted up to the installation body, every it has one respectively to articulate in the mounting hole the bolt claw head.
It should also be noted that the bolt claw head includes the working portion and the connecting portion 510, where:
the connecting part comprises a hinge section 511 and a connecting section 512 which are sequentially connected from top to bottom, the upper end of the hinge section is hinged to the mounting hole, and the connecting section extends downwards and is fixedly connected with the connecting part.
In addition, the inner side of the connection section is gradually flared from top to bottom to form an action space 530 for receiving the head of the bolt. Guarantee the embodiment of the utility model provides a possess wider application scope.
The utility model discloses the support frame can be the U type of inversion.
The embodiment of the utility model provides a still can include support ring 600, the support ring is fixed in the upper end of support frame, the support ring with on the support frame, with threaded rod screw-thread fit's screw hole is coaxial, the support ring have with threaded rod screw-thread fit's internal thread. Through the internal thread of support ring and the thread fit of threaded rod, can undertake the reaction force of outwards pulling out the locating pin, avoid the threaded connection inefficacy between threaded rod and the support, guarantee the embodiment of the utility model provides a can stabilize, reliable work. In addition, the strength of the internal thread of the support ring can be designed to be slightly smaller than the internal thread of the support frame through material selection, and when the reaction force of pulling the positioning pin outwards is large, the internal thread on the support ring is firstly damaged, so that the external thread of the threaded rod and the internal thread of the support frame which are large in structural size, large in processing difficulty and high in processing cost are protected.
It should be further noted that the bolt claw head mainly provides an upward (moving toward the direction close to the threaded rod) pulling force to the head of the bolt, and the torque applied by the bolt claw head to the head of the bolt (so that the head of the bolt rotates along its own axis) is small, and depends on the above-mentioned pulling force F, and the static friction coefficient μ between the head of the bolt and the bolt claw head, i.e. equal to the product of F and μ.
It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicating the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The terms "comprises," "comprising," or any other similar term are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus.
So far, the technical solution of the present invention has been described with reference to the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.
Claims (7)
1. The utility model provides a light pin puller which characterized in that, includes support frame, twist grip, threaded rod, mounting bracket and two bolt claw heads, wherein:
the supporting frame is provided with a propping end which is propped against the surface of the workpiece, and a rotating space is formed in the middle of the supporting frame;
the threaded rod penetrates through the upper end of the support frame and is in threaded connection with the upper end of the support frame, the end part, located in the rotating space, of the threaded rod is fixedly connected with the mounting frame, and the end part, located above the support frame, of the threaded rod is fixedly connected with the rotating handle;
the rotating handle extends horizontally;
the upper ends of the two bolt claw heads are hinged to the mounting frame, the lower ends of the two bolt claw heads are oppositely arranged and keep a distance, and the lower ends of the bolt claw heads extend inwards to form a working part.
2. The portable pin puller according to claim 1, wherein said rotating handle comprises a fixedly attached nut and a handle, said nut being fitted over and fixedly attached to said threaded rod.
3. The portable pin puller according to claim 2, wherein said mounting bracket comprises a mounting body, said mounting body defines two mounting holes therethrough, and each of said mounting holes is hinged with one of said bolt claw heads.
4. The portable pin puller according to claim 3, wherein said bolt jaw head comprises said working portion and a connecting portion, wherein:
the connecting part comprises a hinge section and a connecting section which are sequentially connected from top to bottom, the upper end of the hinge section is hinged to the mounting hole, and the connecting section extends downwards and is fixedly connected with the connecting part.
5. The portable pin puller according to claim 4, wherein the inner side of said connecting section is gradually flared from top to bottom to form an action space for accommodating the head of the bolt.
6. The portable pin puller according to any one of claims 1 to 5, wherein said support bracket is of an inverted U-shape.
7. The portable pin puller according to claim 6, further comprising a support ring secured to an upper end of said support frame, said support ring being coaxial with a threaded bore in said support frame in threaded engagement with said threaded rod, said support ring having internal threads in threaded engagement with said threaded rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023197029.3U CN214292905U (en) | 2020-12-23 | 2020-12-23 | Portable pin puller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023197029.3U CN214292905U (en) | 2020-12-23 | 2020-12-23 | Portable pin puller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214292905U true CN214292905U (en) | 2021-09-28 |
Family
ID=77862418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023197029.3U Active CN214292905U (en) | 2020-12-23 | 2020-12-23 | Portable pin puller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214292905U (en) |
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2020
- 2020-12-23 CN CN202023197029.3U patent/CN214292905U/en active Active
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