CN217344180U

CN217344180U - Welding jig for elastic element of micro motor

Info

Publication number: CN217344180U
Application number: CN202123426100.5U
Authority: CN
Inventors: 王建华; 龚高峰; 姜星海
Original assignee: Changting County Bilu Electronics Co ltd
Current assignee: Changting County Bilu Electronics Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-09-02
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a welding jig for a micro motor elastic element, which comprises an upper cover, a base, a butt rod, a clamping rod and a limiting spring; the upper cover is fixedly connected with the base in an attaching manner; the lower end surface of the upper cover is provided with a first sliding groove and a second sliding groove, the abutting rod penetrates through the first sliding groove, and the clamping rod is installed in the second sliding groove; the abutting bayonets with different depths are arranged on the abutting rod, the clamping rod is provided with an abutting head, and the limiting spring pushes the clamping rod through the upper cover to enable the abutting head to abut against one of the abutting bayonets; the upper cover is provided with a welding fixing position, a limiting plate is further arranged in the vertical direction of the clamping rod, the welding workpiece is placed on the welding fixing position, the limiting spring pushes the clamping rod, the clamping rod drives the limiting plate, and the limiting plate clamps the welding workpiece. The utility model discloses the realization has improved machining efficiency to welded fixed between elastic element and the liner, has guaranteed the product quality uniformity.

Description

Welding jig for elastic element of micro motor

Technical Field

The utility model relates to a micro motor elastic element, in particular to a welding jig for micro motor elastic element.

Background

With the development of communication technology, portable electronic devices, such as mobile phones, tablet computers, multimedia entertainment devices, etc., have become essential for people's life. In these electronic devices, a micro linear vibration motor is generally used for feedback of the system. The micro linear vibration motor comprises a shell, a rotor, a stator, and an elastic element between the rotor and the stator, wherein the rotor is connected with the shell through the elastic element, and in order to avoid the fracture of the connection part of the elastic element and the shell due to stress concentration in repeated bending in the elastic deformation process, a gasket is additionally welded to weaken the elastic stress of the connection part of the elastic element. Therefore, a corresponding welding jig needs to be designed.

SUMMERY OF THE UTILITY MODEL

To the problem that micro motor elastic element produced fracture easily at welding process, the utility model provides a welding jig for micro motor elastic element.

In order to solve the technical problem, the technical scheme of the utility model is that:

a welding jig for a micro motor elastic element comprises an upper cover, a base, an abutting rod, a clamping rod and a limiting spring; the upper cover is fixedly connected with the base in an attaching mode; a first sliding groove and a second sliding groove are formed in the lower end face of the upper cover, the abutting rod penetrates through the first sliding groove, and the clamping rod is installed in the second sliding groove; the abutting bayonets with different depths are arranged on the abutting rod, the clamping rod is provided with an abutting head, and the limiting spring pushes the clamping rod through the upper cover to enable the abutting head to abut against one of the abutting bayonets; the welding fixture is characterized in that a welding fixing position is arranged on the upper cover, a limiting plate is further arranged in the vertical direction of the clamping rod, a welding workpiece is placed on the welding fixing position, the limiting spring pushes the clamping rod, the clamping rod drives the limiting plate, and the limiting plate clamps the welding workpiece.

Preferably, the base is provided with a positioning column, the upper cover is provided with a positioning hole, and the positioning hole is matched with the positioning column.

Preferably, the upper cover is provided with a through hole, the base is provided with a threaded hole, and a screw passes through the through hole and the threaded hole to be fixedly connected with the upper cover and the base.

Preferably, the side edges of the upper cover and the base are provided with positioning notches corresponding to each other.

Preferably, the welding fixing position is provided with an abutting sliding block, the abutting sliding block is limited in the vertical direction through the clamping rod and the lower end face of the upper cover, and the abutting sliding block slides along the sliding groove of the welding fixing position in the horizontal direction.

Preferably, a limiting rod is arranged beside the welding fixing position; the limiting rod is matched with a gasket on the elastic element.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses simple structure utilizes the laminating fixed connection of upper cover and base, and butt joint pole and clamping bar carry on spacingly, and the butt pole utilizes the butt bayonet socket that the depth differs to carry on spacingly to the clamping bar, and spacing spring carries on spacingly to the welding work piece through the clamping bar, and the clamping bar passes through the assistance of limiting plate and butt slider, carries on spacingly to elastic element, and the easy cracked condition of taking place of elastic element when having avoided the welding takes place. The utility model discloses be convenient for automated processing has improved machining efficiency, and has guaranteed product quality's uniformity.

Drawings

Fig. 1 is an assembly view of a welding jig for an elastic element of a micro motor according to the present invention;

fig. 2 is an exploded view of the welding jig for the elastic element of the micro motor according to the present invention;

FIG. 3 is an assembly view of the welding jig, the micro motor mover and the elastic element of the present invention;

fig. 4 is a bottom view of the upper cover of the present invention;

FIG. 5 is an assembly view of the upper cover, the clamping rod, the abutting rod and the limiting spring of the present invention;

fig. 6 is a structural diagram of the clamping rod of the present invention.

In the figure, 1-upper cover; 2-a base; 3-a butt-joint rod; 4-a clamping bar; 5-a limit spring; 6-a first sliding groove; 7-a second sliding groove; 8, abutting a bayonet; 9-a butt joint head; 10-welding and fixing; 11-a limiting plate; 12-a positioning column; 13-positioning holes; 14-a through hole; 15-a threaded hole; 16-a screw; 17-a positioning notch; 18-an abutment slide; 19-a limiting rod; 20-a micro motor mover; 21-a resilient element; 22-pad.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Referring to fig. 1 to 6, a welding jig for a micro motor elastic element 21 includes an upper cover 1, a base 2, a connection rod 3, a clamping rod 4 and a limiting spring 5; the upper cover 1 is fixedly connected with the base 2 in an attaching way; the lower end surface of the upper cover 1 is provided with a first sliding groove 6 and a second sliding groove 7, the abutting rod 3 penetrates through the first sliding groove 6, and the clamping rod 4 is installed in the second sliding groove 7; the abutting bayonets 8 with different depths are arranged on the abutting rod 3, the abutting head 9 is arranged on the clamping rod 4, and the limiting spring 5 pushes the clamping rod 4 through the upper cover 1 to enable the abutting head 9 to abut against one of the abutting bayonets 8; be equipped with welded fastening position 10 on the upper cover 1, still be equipped with limiting plate 11 on the vertical of clamping bar 4, welding workpiece places on welded fastening position 10, and limiting spring 5 promotes clamping bar 4, and clamping bar 4 drives limiting plate 11, and limiting plate 11 presss from both sides tight welding workpiece.

In this embodiment, the welding jig is a fixing jig for welding between the elastic element 21 and the gasket 22, and the working principle is as follows: promote to connect pole 3, the butt head 9 card of clamp rod 4 is gone into corresponding butt bayonet 8, loosen the limiting plate promptly, put micro motor active cell 20, elastic element 21 in welding fixed position 10, promote to connect pole 3, the butt head 9 card of clamp rod 4 is gone into corresponding butt bayonet 8, make the limiting plate 11 on the clamp rod 4 press from both sides tight elastic element 21 and liner 22 and carry out welded fastening, promote again after the welding is accomplished and connect pole 3, make the limiting plate 11 on the clamp rod 4 loosen micro motor active cell 20, elastic element 21, can take out the welding workpiece. The butt joint pole 3 is equipped with the butt bayonet 8 of the different degree of depth, and the butt joint pole 3 can be followed first sliding tray 6 and removed, and this moment, the spacing spring 5 of clamp rod 4 accessible moves along second sliding tray 7. When the abutting rod 3 is pushed along the first sliding groove 6, the abutting head 9 on the clamping rod 4 can enter the abutting bayonets 8 with different depths, so that the limiting plate 11 is located at a proper position to clamp the micro motor mover 20 and the elastic element 21.

In one embodiment, the base 2 is provided with a positioning column 12, the upper cover 1 is provided with a positioning hole 13, and the positioning hole 13 is matched with the positioning column 12.

In this embodiment, the positioning post 12 on the base 2 is matched with the positioning hole 13 on the upper cover 1, and is used for positioning and mounting the upper cover 1 and the base 2.

In one embodiment, the upper cover 1 is provided with a through hole 14, the base 2 is provided with a threaded hole 15, and a screw 16 is fixedly connected with the upper cover 1 and the base 2 through the through hole 14 and the threaded hole 15.

In this embodiment, the screw 16 passes through the through hole 14 and is screwed with the threaded hole 15 on the base 2 through the upper cover 1, and is used for fixedly connecting the upper cover 1 and the base 2.

In one embodiment, the sides of the upper cover 1 and the base 2 are provided with positioning notches 17 corresponding to each other.

In this embodiment, the side edges of the upper cover 1 and the base 2 are provided with positioning notches 17 for identifying the direction and facilitating the assembly and installation of the upper cover 1 and the base 2.

In one embodiment, the welding station 10 is provided with an abutment slider 18, the abutment slider 18 being constrained in the vertical direction by the clamping bar 4 and the lower end surface of the upper lid 1, sliding in the horizontal direction along the sliding groove of the welding station 10.

In this embodiment, according to actual need, can set up butt slider 18 on the weld fixation position 10 of upper cover 1, the bottom surface of this butt slider 18 can slide along the up end of clamp rod 4, and it is spacing through the lower terminal surface of butt rod 3, upper cover 1 in vertical direction, can slide along the spout of weld fixation position 10 simultaneously. When in use, the abutting sliding block 18 is adjusted, and then the micro motor mover 20 and the elastic element 21 are placed in the welding and fixing position 10.

In one embodiment, a limiting rod 19 is arranged beside the welding fixing position 10; the stop rod 19 cooperates with a pad 22 on the elastic element 21.

In this embodiment, the pad 22 is clamped on the limiting rod 19, so as to ensure that the elastic element 21 is not abnormally bent, and avoid the elastic element 21 from being easily broken due to deformation.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

1. The utility model provides a welding jig for micromotor elastic element which characterized in that: comprises an upper cover, a base, an abutting rod, a clamping rod and a limiting spring; the upper cover is fixedly connected with the base in an attaching manner; a first sliding groove and a second sliding groove are formed in the lower end face of the upper cover, the abutting rod penetrates through the first sliding groove, and the clamping rod is installed in the second sliding groove; the abutting bayonets with different depths are arranged on the abutting rod, the clamping rod is provided with an abutting head, and the limiting spring pushes the clamping rod through the upper cover to enable the abutting head to abut against one of the abutting bayonets; the welding fixture is characterized in that a welding fixing position is arranged on the upper cover, a limiting plate is further arranged in the vertical direction of the clamping rod, a welding workpiece is placed on the welding fixing position, the limiting spring pushes the clamping rod, the clamping rod drives the limiting plate, and the limiting plate clamps the welding workpiece.

2. The welding jig for the elastic element of the micro motor according to claim 1, wherein: the base is provided with a positioning column, the upper cover is provided with a positioning hole, and the positioning hole is matched with the positioning column.

3. The welding jig for the elastic element of the micro motor according to claim 2, wherein: the upper cover is provided with a through hole, the base is provided with a threaded hole, and a screw passes through the through hole and is fixedly connected with the upper cover and the base through the threaded hole.

4. The welding jig for the elastic element of the micro motor according to claim 1, wherein: the side of upper cover with the base all is equipped with the location breach that corresponds each other.

5. The welding jig for the elastic element of the micro motor according to claim 1, wherein: the welding fixing position is provided with a butt sliding block, the butt sliding block is limited in the vertical direction through the clamping rod and the lower end face of the upper cover, and slides along the sliding groove of the welding fixing position in the horizontal direction.

6. The welding jig for the elastic element of the micro motor according to claim 1, wherein: a limiting rod is arranged beside the welding fixing position; the limiting rod is matched with a gasket on the elastic element.