CN210255950U

CN210255950U - Pin pulling tool

Info

Publication number: CN210255950U
Application number: CN201920611125.6U
Authority: CN
Inventors: 杨卫章
Original assignee: Hainachuan Binzhou Lightweight Auto Parts Co Ltd
Current assignee: Hainachuan Binzhou Lightweight Auto Parts Co Ltd
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-04-07
Anticipated expiration: 2029-04-30

Abstract

The utility model discloses a pin pulling tool, which comprises a guide pulling rod, wherein one end of the guide pulling rod is fixed with a first stop dog, and the other end of the guide pulling rod is provided with a pin pulling bolt mounting hole; the one end cover that is close to first dog on the direction dead man is equipped with the striking hammer, the one end that the striking hammer is close to the bolt mounting hole of pulling pin is equipped with a plurality of bolts of pulling pin and deposits the hole, and every spiral of pulling pin deposits the aperture in hole all inequality. The pin puller has simple structure and convenient use; the pin pulling bolts with a plurality of specifications are concentrated on the impact hammer, so that the multifunctional hammer is multipurpose, strong in functionality, convenient to carry, time-saving, labor-saving and high in efficiency.

Description

Pin pulling tool

Technical Field

The utility model relates to a machining technical field, concretely relates to pulling pin instrument.

Background

The pin puller is a common tool in the machining process, mechanical maintenance personnel need to disassemble positioning pins with different sizes and extract tools for a small main shaft in the maintenance process, the existing pin puller is generally in a single specification, the pin puller with multiple specifications is generally required to be matched during field maintenance, the occupied space is large, the pin puller is inconvenient to carry, and the pin puller is mistakenly returned to take time and labor, so that the working efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a pin pulling tool to improve pin pulling efficiency.

The utility model discloses a realize through following technical scheme:

a pin pulling tool comprises a guide pulling rod, wherein one end of the guide pulling rod is fixed with a first stop block, and the other end of the guide pulling rod is provided with a pin pulling bolt mounting hole; the one end cover that is close to first dog on the direction dead man is equipped with the striking hammer, the one end that the striking hammer is close to the bolt mounting hole of pulling out is equipped with a plurality of bolts of pulling out and deposits the hole, and every bolt of pulling out deposits the aperture in hole all inequality.

Preferably, the first stopper is a nut, and the nut is in threaded connection with the guide pulling rod.

Preferably, the mounting hole of the pin pulling bolt and the storage hole of the pin pulling bolt are internally provided with internal threads, the external part of the pin pulling bolt is provided with external threads, and the mounting hole of the pin pulling bolt and the storage hole of the pin pulling bolt are in threaded connection with the pin pulling bolt.

Preferably, the impact hammer is provided with an anti-skid thread.

The beneficial effects of the utility model are embodied in: the pin puller has simple structure and convenient use; the pin pulling bolts with a plurality of specifications are concentrated on the impact hammer, so that the multifunctional hammer is multipurpose, strong in functionality, convenient to carry, time-saving, labor-saving and high in efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a front view of a pin pulling tool according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of the pin removal tool shown in FIG. 1;

fig. 3 is a top view of the pin removal tool shown in fig. 1.

In the attached drawing, 1 guide pulling rod, 2 stop blocks, 3 pulling pin bolt mounting holes, 4 impact hammers, 5 pulling pin bolt storage holes, 6 pulling pin bolts and 7 anti-skid threads.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention. Translation of characters

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Translation of characters

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

With reference to fig. 1-3, the pin pulling tool of the present invention comprises a guiding pulling rod 1, wherein one end of the guiding pulling rod 1 is fixed with a first stop block 2, the other end is provided with a pin pulling bolt mounting hole 3, and a pin pulling bolt 8 is mounted on the pin pulling bolt mounting hole 3; the one end cover that is close to first dog 2 on the direction dead man 1 is equipped with striking hammer 4, the one end that striking hammer 4 is close to dead man bolt mounting hole 3 is equipped with a plurality of dead man bolt deposit holes 5 that are used for depositing the dead man bolt, and every dead man bolt deposit hole's aperture is all inequality.

In this embodiment, pull out round pin bolt mounting hole and pull out round pin bolt and deposit downthehole internal thread that all is equipped with, pull out round pin bolt outside is equipped with the external screw thread, and pull out round pin bolt mounting hole and pull out round pin bolt deposit hole and pull out round pin bolt threaded connection, the internal thread in pull out round pin bolt deposit hole can adopt magnet to replace, relies on the pull out round pin bolt fastening of suction with a plurality of specifications in the pull out round pin bolt deposit hole.

When the device is used, a pin to be pulled out is fixed at the end part of the guide pulling rod 1 through the pulling pin bolt 8 with a corresponding specification, the impact hammer penetrates through the guide pulling rod 1, then the nut is screwed on the guide pulling rod 1, the impact hammer 4 is held by hand to reciprocate along the guide pulling rod 1 to impact the nut, and the pin is naturally pulled out. The guide pulling rod is reversely arranged and is connected with the small shaft by a screw cap, and the guide pulling rod can also be used as a shaft pulling device.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. A pin pulling tool, comprising: the guide pulling rod comprises a guide pulling rod (1), wherein a stop block (2) is fixed at one end of the guide pulling rod (1), a pulling pin bolt mounting hole (3) is formed in the other end of the guide pulling rod, and a pulling pin bolt (6) is mounted on the pulling pin bolt mounting hole (3); the one end cover that is close to dog (2) on direction dead man (1) is equipped with impact hammer (4), the one end that impact hammer (4) are close to pull out round pin bolt mounting hole (3) is equipped with a plurality of pull out round pin bolt and deposits hole (5), and the aperture in every pull out round pin bolt and deposit hole (5) is all inequality.

2. The pin pulling tool according to claim 1, wherein: the check block (2) is a nut, and the nut is in threaded connection with the guide pull rod (1).

3. The pin pulling tool according to claim 1, wherein: the pin pulling bolt is characterized in that internal threads are arranged in the pin pulling bolt mounting hole (3) and the pin pulling bolt storage hole (5), external threads are arranged outside the pin pulling bolt (6), and the pin pulling bolt mounting hole (3) and the pin pulling bolt storage hole (5) are in threaded connection with the pin pulling bolt (6).

4. The pin pulling tool according to claim 1, wherein: and an anti-skid thread (7) is arranged on the impact hammer (4).