CN113941978B

CN113941978B - Positioning device

Info

Publication number: CN113941978B
Application number: CN202010693857.1A
Authority: CN
Inventors: 寇贵峰; 华芸; 徐玉权
Original assignee: Fuzhun Precision Tooling Jiashan Co Ltd
Current assignee: Fuzhun Precision Tooling Jiashan Co Ltd
Priority date: 2020-07-17
Filing date: 2020-07-17
Publication date: 2023-06-09
Anticipated expiration: 2040-07-17
Also published as: CN113941978A

Abstract

A positioning device for positioning a part to a mounting hole of a workpiece, comprising: first holder is equipped with: a positioning hole for accommodating the part and aligning the part to the mounting hole; the second holder rotates and connects first holder is equipped with: and the magnetic piece is used for adsorbing the first clamping piece so that the first clamping piece and the second clamping piece clamp the workpiece. The positioning device is used for clamping the workpiece through the magnetic attraction of the first clamping piece and the second clamping piece so as to position the part between the second clamping piece and the workpiece, and the purpose of firmly fixing the part is achieved.

Description

Positioning device

Technical Field

The present application relates to a positioning device.

Background

In the process of riveting and installing parts, the parts are required to be positioned to the installation holes of the workpieces to be pressed into the installation holes by the pressure heads, and when some complex structures or structural parts interfering with the pressure heads of the riveting machine are riveted, the problems of loosening positioning of the parts and difficult riveting exist.

Disclosure of Invention

In view of the foregoing, it is desirable to provide a positioning device that can securely fix parts when riveting a workpiece of complex structure.

In one embodiment, a positioning device is provided for positioning a part to a mounting hole of a workpiece, including: first holder is equipped with: a positioning hole for accommodating the part and aligning the part to the mounting hole; the second holder rotates and connects first holder is equipped with: and the magnetic piece is used for adsorbing the first clamping piece so that the first clamping piece and the second clamping piece clamp the workpiece.

In one embodiment, the positioning device further comprises a rotating shaft; the first clamping piece is provided with a first transfer part, and the first transfer part is provided with a first chute; the rotating shaft penetrates through the second clamping piece and is movably penetrated into the first chute; the rotating shaft is used for connecting the first clamping piece and the second clamping piece; the first chute is used for facilitating the second clamping piece to move towards the first clamping piece so as to press the part into the mounting hole.

In an embodiment, the second clamping member is provided with a second adapting portion, the second adapting portion is provided with a second sliding groove, the rotating shaft is movably arranged in the second sliding groove in a penetrating mode, and the second sliding groove is used for facilitating movement of the second clamping member towards the first clamping member in the stamping process so as to press the part into the mounting hole.

In an embodiment, two ends of the rotating shaft are provided with limiting parts, and the limiting parts are used for limiting the rotating shaft along the axial direction.

In one embodiment, the second clamping member is provided with a handle for facilitating manipulation of the second clamping member.

In an embodiment, the second adapting portion is provided with a receiving groove, and the receiving groove is used for receiving the first adapting portion.

In an embodiment, a rounded corner or a chamfer is disposed at an end of the first adapting portion, which is close to the second clamping member, and a rounded corner or a chamfer is disposed at an end of the second adapting portion, which is close to the first clamping member, and the chamfer or the rounded corner is used for reducing friction.

The positioning device is used for clamping the workpiece through the magnetic attraction of the first clamping piece and the second clamping piece so as to position the part between the second clamping piece and the workpiece, and the purpose of firmly fixing the part is achieved.

Drawings

Fig. 1 is a schematic perspective view of a positioning device according to an embodiment of the present application.

Fig. 2 is a schematic perspective view of the positioning device and the workpiece in fig. 1.

Fig. 3 is a cross-sectional view of I-I of fig. 2 prior to stamping.

Fig. 4 is a cross-sectional view of the punched I-I of fig. 2.

Fig. 5 is an exploded view of the positioning device of fig. 1.

Description of the main reference signs

Positioning device 100

Part 200

Skirt edge 210

Workpiece 300

Mounting hole 310

Riveting press table 400

Pressure head 500

First clamping member 10

Positioning hole 10a

First transfer portion 11

First chute 11a

Chamfer 11b

Second clamping member 20

Magnetic member 20a

Second adapter 21

Second chute 21a

Storage groove 21b

Rounded corner 21c

Handle 22

Rotating shaft 30

Limit part 30a

Detailed Description

The following description of the technical solutions of the present application will be made with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, but not all embodiments.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

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 application belongs. The terminology used herein in the description of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. The term "or/and" as used herein includes any and all combinations of one or more of the associated listed items.

In one embodiment of the present application, a positioning device is provided for positioning a part to a mounting hole of a workpiece, including: first holder is equipped with: a positioning hole for accommodating the part and aligning the part to the mounting hole; the second holder rotates and connects first holder is equipped with: and the magnetic piece is used for adsorbing the first clamping piece so that the first clamping piece and the second clamping piece clamp the workpiece.

Some embodiments of the present application are described in detail below with reference to the accompanying drawings. The following embodiments and features of the embodiments may be combined with each other without collision.

Referring to fig. 1, 2 and 3, in one embodiment, a positioning device 100 is provided for positioning a part 200 to a mounting hole 310 of a workpiece 300. The positioning device 100 includes a first clamping member 10 and a second clamping member 20. The first clamping member 10 is provided with a positioning hole 10a for receiving one end of the component 200 and aligning it with the mounting hole 310. The second clamping member 20 is rotatably connected to the first clamping member 10 and is disposed on a side of the workpiece 300 facing away from the mounting hole 310. The second clamping member 20 is provided with a magnetic member 20a, the first clamping member 10 has magnetism, and the magnetic member 20a is used for adsorbing the first clamping member 10, so that the first clamping member 10 and the second clamping member 20 clamp the workpiece 300 to position the part 200 between the second clamping member 20 and the workpiece 300. In one embodiment, the first clamping member 10 and the second clamping member 20 are substantially rectangular parallelepiped, and the magnetic member 20a is two circular strong magnets.

Referring to fig. 2, 3 and 4, in one embodiment, the workpiece 300 is in a U-shape and has a thickness of 3.2 mm, the mounting holes 310 are formed at the edges of the side walls of the workpiece 300, and the mounting holes 310 are disposed downward to facilitate the pressing by the pressing head 500; the first clamping piece 10 is arranged on the riveting platform 400, and the positioning hole 10a is upwards arranged; the part 200 is a rivet, the middle section is provided with the skirt edge 210, the area of the skirt edge 210 is larger than that of the positioning hole 10a and the mounting hole 310, one end of the part 200, which is positioned below the skirt edge 210, is used for being inserted into the positioning hole 10a for positioning, the skirt edge 210 can prevent the part 200 from completely entering the positioning hole 10a, one end of the part 200, which is positioned on the skirt edge 210, is used for aligning the mounting hole 310, the part 200 is inserted into the mounting hole 310 after being punched, and the skirt edge 210 can also prevent the part 200 from being excessively inserted into the mounting hole 310; the second clamping member 20 is disposed above the workpiece 300, and the ram 500 is used to press the second clamping member 20 after moving downward, and the second clamping member 20 presses the workpiece 300 downward, thereby allowing the part 200 to enter the mounting hole 310.

Referring to fig. 1 and 5, the positioning device 100 further includes a rotating shaft 30. The first holder 10 is provided with a first transfer portion 11, the first transfer portion 11 is provided with a first slide groove 11a, and the first slide groove 11a penetrates both ends of the first transfer portion 11 and is provided in its length along the axial direction of the mounting hole 310 (provided along the moving direction of the ram 500). The rotating shaft 30 is disposed on the second clamping member 20 in a penetrating manner, and slidably and rotatably disposed in the first chute 11a, and the first chute 11a is used for allowing the second clamping member 20 to move toward the first clamping member 10 during the stamping process, so as to press the part 200 into the mounting hole 310. In an embodiment, the first transferring portion 11 is perpendicular to the first clamping member 10, and the first chute 11a horizontally penetrates the first transferring portion 11, and the length thereof is disposed along the vertical direction.

Referring to fig. 1 and 5, the second clamping member 20 is provided with a second adapting portion 21, the second adapting portion 21 is provided with a second chute 21a, and the second chute 21a horizontally penetrates through two ends of the second adapting portion 21. In a state where the second clamp 20 clamps the workpiece 300, the second slide groove 21a is identical to the first slide groove 11a in the longitudinal direction. The rotating shaft 30 is slidably and rotatably inserted into the second chute 21a. The second runner 21a is also used to allow the second clamp member 20 to move toward the first clamp member 10 during the stamping process to press the part 300 into the mounting hole 310. The rotating shaft 30 is used for connecting the first clamping member 10 and the second clamping member 20. In one embodiment, the second adapter 21 has a receiving slot 21b at the center, and the receiving slot 21b is used for receiving the first adapter 11, so that the overall structure is symmetrical and more stable. Specifically, the two ends of the rotating shaft 30 are provided with limiting portions 30a, and the limiting portions 30a are used for limiting the rotating shaft 30 along the axial direction, so as to prevent the rotating shaft 30 from sliding out of the first chute 11a and the second chute 21a.

Referring to fig. 1, a handle 22 is further disposed at an end of the second clamping member 20 away from the second adapting portion 21, and the handle 22 is used for facilitating the rotation of the second clamping member 20.

Referring to fig. 5, a chamfer 11b is disposed at an end of the first adapting portion 11 near the second clamping member 20, a fillet 21c is disposed at an end of the second adapting portion 21 near the first clamping member 10, and the chamfer 11b and the fillet 21c are used for reducing friction.

It will be appreciated that in other embodiments, the first clamping member 10 and the second clamping member 20 may be movably connected by other means, such as a flexible material.

The positioning device 100 magnetically attracts the first clamping member 10 and the second clamping member 20 to clamp the workpiece 300, so as to position the part 200 between the second clamping member 20 and the workpiece 300, thereby achieving the purpose of firmly fixing the part 200.

The above embodiments are only for illustrating the technical solution of the present application and not for limiting, and although the present application has been described in detail with reference to the above preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present application may be modified or substituted without departing from the spirit and scope of the technical solution of the present application. Other variations and modifications within the spirit of the present application may also be devised by those skilled in the art without departing from the technical result of this application. Such variations, which are within the spirit of the present application, are intended to be included within the scope of the present disclosure.

Claims

1. A positioning device for positioning a part to a mounting hole of a workpiece, comprising:

first holder is equipped with:

a positioning hole for accommodating the part and aligning the part to the mounting hole; and

the second holder, rotate and connect first holder includes:

the magnetic piece is used for adsorbing the first clamping piece to enable the first clamping piece and the second clamping piece to clamp the workpiece;

the positioning device also comprises a rotating shaft; the first clamping piece is provided with a first transfer part, and the first transfer part is provided with a first chute; the rotating shaft penetrates through the second clamping piece and is movably penetrated into the first chute; the rotating shaft is used for connecting the first clamping piece and the second clamping piece; the first sliding chute is used for facilitating the second clamping piece to move towards the first clamping piece so as to press the part into the mounting hole;

the second clamping piece is provided with a second switching part, the second switching part is provided with a second sliding groove, the rotating shaft movably penetrates through the second sliding groove, and the second sliding groove is used for facilitating movement of the second clamping piece towards the first clamping piece in the stamping process so as to press the part into the mounting hole.

2. The positioning device of claim 1, wherein: and two ends of the rotating shaft are provided with limiting parts, and the limiting parts are used for limiting the rotating shaft along the axial direction.

3. The positioning device of claim 1, wherein: the second clamping piece is provided with a handle, and the handle is used for facilitating control of the second clamping piece.

4. The positioning device of claim 1, wherein: the second switching part is provided with a containing groove, and the containing groove is used for containing the first switching part.

5. The positioning device of claim 1, wherein: the first switching portion is close to the one end of second holder is equipped with fillet or chamfer, the second switching portion is close to the one end of first holder is equipped with fillet or chamfer, the chamfer or the fillet is used for reducing friction.