CN213532432U

CN213532432U - Disassembling tool for positioning pin

Info

Publication number: CN213532432U
Application number: CN202022318595.9U
Authority: CN
Inventors: 张保成; 周晔晖; 胡浩
Original assignee: Beijing Hyundai Motor Co Ltd
Current assignee: Beijing Hyundai Motor Co Ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-06-25
Anticipated expiration: 2030-10-16

Abstract

The utility model relates to a disassembling tool of a positioning pin, which comprises an outer sleeve (1), an inner sleeve (2), a circumferential limiting structure, a handle (4) and a connecting screw (5), the inner sleeve (2) is at least partially sleeved in the outer sleeve (1) and is in sliding fit with the outer sleeve (1) in the axial direction, the handle (4) comprises a connecting rod part (41), the connecting rod part (41) is partially arranged in the outer sleeve (1) in a penetrating mode and can be connected to the inner sleeve in a rotating mode around the axis of the connecting rod part, the connecting rod part (41) comprises a thread section in threaded fit with the outer sleeve (1), the circumferential limiting structure is used for limiting the inner sleeve (2) to rotate relative to the outer sleeve (1), the connecting screw (5) is connected to the end part of the inner sleeve (2) which can extend out of the outer sleeve (1) and is used for being in threaded connection with the positioning pin. The dismounting tool can save the action space for dismounting the positioning pin, and can dismount the positioning pin more conveniently and laborsavingly.

Description

Disassembling tool for positioning pin

Technical Field

The utility model relates to a technical field is dismantled to the locating pin, specifically relates to a extracting tool of locating pin.

Background

In production equipment and frock clamp, often use the locating pin to ensure the installation accuracy of each part, generally the locating pin need insert the locating hole through external force in, correspondingly, the locating pin also need extract the locating hole through external force. In the related art, the darts are often removed by using a darting hammer, a screwdriver or the like, and the darts often need to be swung, so that the working space is large, the power range is large, and time and labor are wasted.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a withdrawal tool of locating pin, this withdrawal tool can practice thrift the effect space of dismantling the locating pin, and can dismantle the locating pin comparatively conveniently laborsavingly.

In order to realize above-mentioned purpose, this disclosure provides a extracting tool of locating pin, extracting tool includes outer sleeve, inner skleeve, circumference limit structure, handle and connecting screw, the inner skleeve is established at least partially in the outer sleeve and with the outer sleeve is at axial sliding fit, the handle includes connecting rod portion, connecting rod portion wears to establish partially in the outer sleeve and can connect in around self axis rotation in the inner skleeve, connecting rod portion include with outer sleeve screw-thread fit's screw thread section, circumference limit structure is used for the restriction the inner skleeve for the outer sleeve rotates, connecting screw connect in can stretch out of inner skleeve the tip of outer sleeve, and be used for threaded connection the locating pin.

Optionally, circumference limit structure includes locating part and spacing portion, the locating part has spacing pole portion, spacing portion is including dodging groove and spacing hole, dodge the groove form in the outer sleeve just follows axial extension, spacing hole form in the inner sleeve just follows the radial extension of inner sleeve, spacing pole portion can stretch into dodge the groove with in the spacing hole.

Optionally, the limiting member is configured as a limiting screw, the limiting hole is configured as a threaded limiting hole, the limiting rod portion can be in threaded connection with the threaded limiting hole, and the head of the limiting screw is located on the outer side of the avoiding groove.

Optionally, the inner sleeve is in the axial has relative first end and the second end that sets up, first end stretches into the outer sleeve and with connecting rod portion connects, the inner sleeve is in the second end seals and has the baffle, connecting screw set up in the baffle, this baffle is formed with the confession the hole of dodging that connecting screw's double-screw bolt stretches out.

Optionally, an opening is opened in a side wall of the inner sleeve, and the opening is used for the connection screw to be arranged on the baffle.

Optionally, the opening is formed with a flare at a side adjacent the baffle, the flare being disposed at an angle to the axis of the inner sleeve.

Optionally, the baffle plate is further formed with a receiving groove for receiving a head of the connecting screw.

Optionally, the outer sleeve has a threaded bore for threaded engagement with the threaded section, the threaded bore having a dimension in the axial direction at least equal to a diameter of the threaded section.

Optionally, the terminal of screw thread section is formed with the backstop arch, the screw thread section still overlaps and is equipped with coupling nut, the backstop arch can stretch into the inner skleeve, coupling nut is used for being fixed in the inner skleeve is in order to restrict the backstop arch is deviate from the inner skleeve.

Optionally, the handle comprises a handle body fixed at a head end of the threaded section, the handle body being adapted to cooperate with an external tool.

Through the technical scheme, in the extracting tool of the locating pin that this disclosure provides, when dismantling the locating pin, connecting screw among the extracting tool at first with locating pin threaded connection, turning handle so that the inner skleeve stretches into in the outer sleeve gradually, circumference limit structure can guarantee that the inner skleeve is along endwise slip in the outer sleeve steadily this moment, the inner skleeve drives connecting screw and removes, and then drive the locating pin and extract, realize the dismantlement of locating pin promptly, the extracting tool of this disclosure can realize the dismantlement of locating pin under turning handle's the condition, and then practiced thrift the operation space, can dismantle the locating pin conveniently laborsavingly simultaneously, the locating pin can be guaranteed to extract steadily with the cooperation of outer sleeve in addition, reduce the phenomenon of jamming.

Additional features and advantages of the disclosure will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:

FIG. 1 is a schematic structural view of a removal tool for a locating pin provided in accordance with an embodiment of the present disclosure;

FIG. 2 is a cross-sectional view of FIG. 1;

fig. 3 is an exploded schematic view of a removal tool for a locating pin provided in accordance with an embodiment of the present disclosure.

Description of the reference numerals

1-outer sleeve, 11-avoidance groove, 12-threaded hole, 2-inner sleeve, 21-limiting hole, 22-baffle, 23-avoidance hole, 24-opening, 25-flaring, 26-accommodating groove, 31-limiting piece, 311-limiting rod part, 4-handle, 41-connecting rod part, 42-stopping bulge, 43-connecting nut, 44-handle body and 5-connecting screw.

Detailed Description

The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.

In the present disclosure, the use of directional terms such as "inner and outer" means inner and outer of the profile of each component part itself, unless otherwise stated. The terms "first, second, etc. are used herein to distinguish one element from another, and are not intended to be sequential or important. Moreover, in the following description, when referring to the figures, the same reference numbers in different figures denote the same or similar elements, and the disclosure will not be repeated here.

According to an embodiment of the present disclosure, a removal tool for a locating pin is provided, one example of which is shown in fig. 1-3. Referring to fig. 1 to 3, the extracting tool includes outer sleeve 1, inner sleeve 2, circumference limit structure, handle 4 and connecting screw 5, inner sleeve 2 overlaps at least partially and establishes in outer sleeve 1 and with outer sleeve 1 is sliding fit in the axial, handle 4 includes connecting rod portion 41, connecting rod portion 41 wears to establish partially in outer sleeve 1 and can connect in around self axis rotation inner sleeve 2, connecting rod portion 41 include with 1 screw-thread fit's of outer sleeve thread section, circumference limit structure is used for the restriction inner sleeve 2 for outer sleeve 1 rotates, connecting screw 5 connect in inner sleeve 2 can stretch out the tip of outer sleeve 1, and be used for threaded connection the locating pin.

Through the technical scheme, in the extracting tool of the locating pin that this disclosure provides, when dismantling the locating pin, connecting screw 5 among the extracting tool at first with locating pin threaded connection, twist grip 4 is so that inner skleeve 2 stretches into outer sleeve 1 gradually in, circumference limit structure can guarantee that inner skleeve 2 slides along the axial steadily in outer sleeve 1 this moment, inner skleeve 2 drives connecting screw 5 and removes, and then drive the locating pin and extract, realize the dismantlement of locating pin promptly, the extracting tool of this disclosure can realize the dismantlement of locating pin under the condition of twist grip 4, and then practiced thrift the operation space, can conveniently dismantle the locating pin laborsavingly simultaneously, in addition inner skleeve 2 can be guaranteed with outer sleeve 1's cooperation and the locating pin is extracted steadily, reduce the phenomenon of jamming.

The above-described positioning pin is a positioning pin having a threaded hole. In addition, the present disclosure does not limit the specific structure of the circumferential direction limiting structure, and the present disclosure will be described in detail in the following embodiments.

In the specific embodiment of this disclosure, referring to shown in fig. 2 and fig. 3, circumference limit structure can include locating part 31 and spacing portion, locating part 31 has spacing pole portion 311, spacing portion is including dodging groove 11 and spacing hole 21, dodging groove 11 form in outer sleeve 1 just follows axial extension, spacing hole 21 form in inner sleeve 2 just follows inner sleeve 2's radial extension, spacing pole portion 311 can stretch into dodge groove 11 with in the spacing hole 21. Thus, when the inner sleeve 2 moves in the axial direction, the limiting rod portion 311 can abut against the inner wall of the avoidance groove 11 of the outer sleeve 1, that is, the inner sleeve 2 is prevented from rotating around the axial direction of itself, and meanwhile, the limiting member 31 can move axially together with the inner sleeve 2, so that the normal operation of the inner sleeve is ensured.

In some embodiments of the present disclosure, referring to fig. 2 and 3, the limiting member 31 may be configured as a limiting screw, the limiting hole 21 may be configured as a threaded limiting hole, the limiting rod portion 311 may be in threaded connection with the threaded limiting hole, and a head of the limiting screw is located outside the avoiding groove 11. In this way, the limit screw can be firmly attached to the inner sleeve 2 while further restricting the inner sleeve 2 from rotating about its own axis.

In the specific embodiment of the present disclosure, referring to fig. 2, the inner sleeve 2 has a first end and a second end that are opposite to each other in the axial direction, the first end extends into the outer sleeve 1 and is connected with the connecting rod portion 41, the inner sleeve 2 is closed at the second end and has a baffle 22, the connecting screw 5 is disposed on the baffle 22, and the baffle 22 is formed with an avoiding hole 23 for extending the stud of the connecting screw 5. In this way, the baffle plate 22 can provide a mounting base for the connecting screw 5 and ensure that the stud of the connecting screw 5 can be smoothly connected with the positioning pin. Here, the present disclosure does not limit the specific connection manner of the blocking plate 22 and the connection screw 5, for example, the two may be detachably connected together, that is, the avoiding hole 23 may be configured as a screw connection hole, and may also be removably connected together.

In some embodiments of the present disclosure, referring to fig. 2, the side wall of the inner sleeve 2 may be opened with an opening 24, and the opening 24 is used for the connection screw 5 to be disposed on the baffle 22. This opening thus allows the connection screw 5 to be inserted into or removed from the inner sleeve 2.

In some embodiments of the present disclosure, with reference to the illustration in figure 2, the opening 24 is formed with a flare 25 at a side adjacent to the baffle 22, the flare 25 being disposed at an angle to the axis of the inner sleeve 2. The flared end 25 can here avoid interference or collision of the head of the connecting screw 5 with the inner sleeve 2, so that the entire connecting screw 5 can be inserted into the inner sleeve 2, and is also easier to handle when removing the connecting screw 5.

In some embodiments of the present disclosure, referring to fig. 2, the baffle plate 22 is further formed with a receiving groove 26 for receiving a head of the connection screw 5. In this way, the receiving recess 26 can limit the circumferential play of the connection screw 5, ensuring the stability of the connection screw 5 itself.

In a specific embodiment of the present disclosure, referring to fig. 2, the outer sleeve 1 has a threaded hole 12 for threaded engagement with the threaded section, the dimension of the threaded hole 12 in the axial direction being at least equal to the diameter of the threaded section. Like this, can guarantee the stable cooperation of screw thread section and screw hole, rock when reducing the two simultaneously and connecting.

In the embodiment of the present disclosure, referring to fig. 2 and 3, a stop protrusion 42 may be formed at an end of the threaded section, the threaded section may further be sleeved with a connection nut 43, the stop protrusion 42 may extend into the inner sleeve 2, and the connection nut 43 is used for being fixed to the inner sleeve 2 to limit the stop protrusion 42 from coming out of the inner sleeve 2. In this way, on the one hand the handle 4 can be prevented from coming out of the inner sleeve 2 and on the other hand the rotatable connection of the threaded section with the inner sleeve 2 is ensured. Here, the connecting rod portion 41 may be entirely configured as a threaded section.

In a specific embodiment of the present disclosure, referring to fig. 1 to 3, the handle 4 may include a handle body 44 fixed to a head end of the threaded section, the handle body 44 being for engagement with an external tool. Thus, the rotation of the threaded section is realized through the matching of an external tool and the handle body 44, so that the direct contact between an operator and the threaded section is replaced, and the time and the labor are saved.

The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.

It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.

In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.

Claims

1. The utility model provides a extracting tool of locating pin, its characterized in that, extracting tool includes outer sleeve (1), inner skleeve (2), circumference limit structure, handle (4) and connecting screw (5), inner skleeve (2) overlap at least partially establish in outer sleeve (1) and with outer sleeve (1) is at axial sliding fit, handle (4) are including connecting rod portion (41), connecting rod portion (41) partially wear to establish in outer sleeve (1) and can connect in around self axis rotation in inner skleeve (2), connecting rod portion (41) include with outer sleeve (1) screw-thread fit's screw thread section, circumference limit structure is used for restricting inner skleeve (2) for outer sleeve (1) rotates, connecting screw (5) connect in can stretch out of inner skleeve (2) the tip of outer sleeve (1), and is used for connecting the positioning pin in a threaded manner.

2. The dismounting tool of the locating pin according to claim 1, characterized in that, the circumference limit structure includes limit piece (31) and spacing portion, limit piece (31) has spacing pole portion (311), spacing portion includes dodging groove (11) and spacing hole (21), dodge groove (11) to be formed in outer sleeve (1) and follow axial extension, spacing hole (21) are formed in inner sleeve (2) and follow the radial extension of inner sleeve (2), spacing pole portion (311) can stretch into dodge groove (11) with in spacing hole (21).

3. The removal tool for a locating pin according to claim 2, characterized in that the limiting member (31) is configured as a limiting screw, the limiting hole (21) is configured as a threaded limiting hole, the limiting rod portion (311) can be in threaded connection with the threaded limiting hole, and the head of the limiting screw is located outside the avoiding groove (11).

4. The knock pin remover as claimed in claim 1, wherein said inner sleeve (2) has a first end and a second end opposite to each other in said axial direction, said first end extending into said outer sleeve (1) and being connected to said connecting rod portion (41), said inner sleeve (2) being closed at said second end and having a baffle plate (22), said connecting screw (5) being disposed in said baffle plate (22), said baffle plate (22) being formed with a relief hole (23) for a stud of said connecting screw (5) to extend through.

5. The tool for removing the locating pin according to claim 4, characterized in that the side wall of the inner sleeve (2) is provided with an opening (24), the opening (24) being used for the attachment screw (5) to be arranged on the baffle plate (22).

6. The tool for removing dowel pins according to claim 5, characterized in that the opening (24) is formed with a flared mouth (25) on the side close to the baffle plate (22), the flared mouth (25) being arranged at an angle to the axis of the inner sleeve (2).

7. The tool for removing the locating pin according to claim 5, characterized in that the baffle plate (22) is further formed with a receiving groove (26) for receiving the head of the connecting screw (5).

8. The removal tool for the locating pin according to claim 1, characterized in that the outer sleeve (1) has a threaded hole (12) for threaded engagement with the threaded section, the dimension of the threaded hole (12) in the axial direction being at least equal to the diameter of the threaded section.

9. The dismounting tool for the locating pin is characterized in that a stop protrusion (42) is formed at the tail end of the threaded section, a connecting nut (43) is further sleeved on the threaded section, the stop protrusion (42) can extend into the inner sleeve (2), and the connecting nut (43) is used for being fixed on the inner sleeve (2) so as to limit the stop protrusion (42) from falling out of the inner sleeve (2).

10. The removal tool for the locating pin according to claim 1, characterized in that the handle (4) comprises a handle body (44) fixed at the head end of the threaded section, the handle body (44) being intended to cooperate with an external tool.