CN219214131U

CN219214131U - Auxiliary jig for attaching soft silica gel gasket to earmuff

Info

Publication number: CN219214131U
Application number: CN202223414869.XU
Authority: CN
Inventors: 曾军华; 龚新
Original assignee: SHENZHEN WABONY ELECTRONIC CO Ltd
Current assignee: SHENZHEN WABONY ELECTRONIC CO Ltd
Priority date: 2022-09-21
Filing date: 2022-12-20
Publication date: 2023-06-20
Anticipated expiration: 2032-12-20

Abstract

The utility model discloses an auxiliary jig for attaching an earmuff to a soft silica gel gasket, which comprises a machine table, wherein a power switch is arranged on the machine table; the top surface of the machine table is sequentially provided with an adsorption jig bottom and an adsorption jig from bottom to top, the adsorption jig bottom is fixedly arranged at the center of the top surface of the machine table, and the adsorption jig is clamped above the adsorption jig bottom; a pneumatic mechanism and a spring in the vertical direction are arranged between the bottom of the adsorption jig and the adsorption jig; the pneumatic mechanism is electrically connected with the drive control system. The utility model has simple structure, solves the problems of offset and wrinkling of the gasket, and the like, also solves the problems of low efficiency and the like, reduces the defective rate of product assembly, and improves the productivity.

Description

Auxiliary jig for attaching soft silica gel gasket to earmuff

Technical Field

The utility model belongs to the field of component assembly, and particularly relates to an auxiliary jig for attaching a soft silica gel gasket to an eardrum. An auxiliary fixture for attaching soft silica gel pad to earmuffs is disclosed in patent application No. 2022224984214, which is applied for 9/21/2022. The present application claims priority from the patent application No. 2022224984214.

Background

In the electroacoustic component assembling process, the soft silica gel gasket is required to be attached to the earmuff.

In the prior art, the soft silica gel gasket is soft in texture due to the soft silica gel material, and is thin in size and easy to deform. In the process of attaching the gasket to the earmuff, the gasket is easy to be attached to the earmuff or wrinkled, the reject ratio of attached products is high, the loss is relatively large, the gasket assembly efficiency is low, the cost is increased, the economic benefit of the products is further affected, and the long-term development of enterprises is not facilitated.

Disclosure of Invention

In order to solve the above-mentioned series of problems, the technical scheme provided by the utility model is as follows: an auxiliary jig for attaching a soft silica gel gasket to an earmuff comprises a machine table, wherein a power switch is arranged on the machine table; the top surface of the machine table is sequentially provided with an adsorption jig bottom and an adsorption jig from bottom to top, the adsorption jig bottom is fixedly arranged at the center of the top surface of the machine table, and the adsorption jig is clamped above the adsorption jig bottom; a pneumatic mechanism and a spring in the vertical direction are arranged between the bottom of the adsorption jig and the adsorption jig; the pneumatic mechanism is electrically connected with the drive control system.

Preferably, a positioning mechanism for fixing the soft silica gel gasket is arranged on the top surface of the adsorption jig.

Preferably, the pneumatic mechanism is disposed vertically below the positioning range of the soft silica gel pad.

Preferably, the pneumatic mechanism is a cylinder.

Preferably, the positioning mechanism is a regular boss, and the positioning mechanism is in limit connection with the adsorption jig.

Preferably, the spring between the bottom of the adsorption jig and the adsorption jig is vertically arranged below the positioning mechanism.

Preferably, the number of springs is at least 2.

Preferably, the control switch of the drive control system is arranged on the side wall of the machine, and the power switch is arranged on the side wall of the machine.

The beneficial effects of the utility model are as follows: the utility model has simple structure, solves the problems of offset, wrinkling and the like of gaskets, also solves the problems of low efficiency and the like, reduces the defective rate of product assembly from the original 5% to below 0.1%, and improves the productivity from the original 100PCS/H of each person to the current 400PCS/H of each person.

Drawings

FIG. 1 is an exploded view of the bonding operation of the present utility model.

Fig. 2 is a partial structural cross-sectional view of the present utility model.

Reference numerals: a machine 1, a power switch 11; an adsorption jig bottom 2, an adsorption jig 3 and a positioning mechanism 31; pneumatic mechanism 4, spring 5, soft silica gel gasket 6, control switch 7, earmuff 8.

Detailed Description

The utility model will be further described with reference to specific examples and figures.

The soft silica gel pad 6 and the earmuff 8 belong to electroacoustic components, the soft silica gel pad 6 is of a closed regular band-shaped structure, and the soft silica gel pad 6 is required to be attached to the earmuff 8 in the assembly process of the electroacoustic components.

The embodiment provides an auxiliary jig for attaching a soft silica gel pad to an eardrum, which plays an auxiliary role in attaching the soft silica gel pad to the eardrum. The basic structure comprises a machine table 1, wherein the whole machine table 1 is in a column structure. Referring specifically to fig. 1 and 2.

The side wall of the machine table 1 is provided with a power switch 11, and after a power supply is inserted, the power switch 11 can be turned on and off to control the power on.

The top surface of the machine table 1 is a horizontal plane, and the top surface of the machine table 1 is sequentially provided with an adsorption jig bottom 2 and an adsorption jig 3 from bottom to top. In this embodiment, the cross sections of the adsorption jig bottom 2 and the adsorption jig 3 are similar to rectangular, and the corners of the cross sections are rounded, so that the operators are not easy to scratch.

The lower part of the absorption jig bottom 2 is provided with a horizontal extension edge, four corners of the horizontal extension edge are respectively provided with a screw hole, and the four screw holes are internally provided with screws through insertion so as to fix the absorption jig bottom 2 at the center of the top surface of the machine table 1.

The adsorption jig 3 is clamped above the adsorption jig bottom 2, and the adsorption jig 3 and the adsorption jig bottom 2 are connected up and down through screw holes and screws. The inside of the adsorption jig 3 and the inside of the adsorption jig bottom 2 are hollow structures. A pneumatic mechanism 4 and a spring 5 in the vertical direction are arranged between the adsorption jig bottom 2 and the adsorption jig 3.

The pneumatic mechanism 4 is electrically connected with a drive control system, the drive control system is arranged in the machine table 1, and the pneumatic mechanism 4 is controlled to move by the drive control system.

The top surface of the adsorption jig 3 is provided with a positioning mechanism 31 for fixing the soft silica gel gasket 6, and the positioning mechanism 31 is in limiting connection with the adsorption jig 3.

The positioning mechanism 31 is a regular boss, and the shape of the outer edge of the boss is matched with the inner edge of the soft silica gel gasket 6. The soft silica gel gasket 6 is sleeved on the outer edge of the positioning mechanism 31, so that the soft silica gel gasket 6 can be positioned. The positioning mechanism 31 also enables positioning of the earmuff 8.

The pneumatic mechanism 4 is vertically disposed below a positioning range for positioning the soft silica gel pad 6. The pneumatic mechanism 4 is preferably a cylinder. The soft silica gel gasket 6 is placed at the outer edge of the positioning mechanism 31 to be fixedly positioned, the driving control system is started, the driving control system further starts the pneumatic mechanism 4, and the starting mechanism 4 can adsorb the soft silica gel gasket 6.

The spring 5 between the suction jig bottom 2 and the suction jig 3 is vertically provided below the positioning mechanism 31. The springs 5 are provided in two and juxtaposed under the positioning mechanism 31. Pressing the positioning mechanism 31, the positioning mechanism 31 is contracted downwards along with the spring 5 below the positioning mechanism 31; the positioning mechanism 31 is released and the positioning mechanism 31 bounces upward with the spring 5.

The control switch 7 of the drive control system is arranged on the side wall of the machine 1, and the power switch 11 is arranged on the side wall of the machine 1.

The assembly and lamination operation steps of the embodiment are as follows:

(1) A power supply is plugged in, a power switch 11 is started, and the soft silica gel gasket 6 is placed at the outer edge of the positioning mechanism 31 for positioning;

(2) Starting a control switch 7, starting the control system to work and starting a pneumatic mechanism 4, wherein the pneumatic mechanism 4 adsorbs a soft silica gel gasket 6;

(3) The earmuff 8 is sleeved into the positioning mechanism 31 for positioning, the positioning mechanism 31 is pressed, the positioning mechanism 31 is contracted downwards along with the spring 5 below the positioning mechanism 31, the earmuff 8 is driven to be pressed downwards, and the soft silica gel gasket 6 and the earmuff 8 are mutually attached;

(4) Stopping applying downward force to the positioning mechanism 31, and allowing the positioning mechanism 31 to rebound upwards along with the spring 5 and ejecting the combined finished product;

(5) Closing the control switch 7, stopping the control system, closing the pneumatic mechanism 4, eliminating the adsorption force, and taking out the earmuff 8 attached with the soft silica gel gasket 6; and (5) finishing the assembly and lamination operation.

The embodiment can realize accurate positioning of the product, has high loading speed, high efficiency and low consumption of consumable materials, reduces the defective rate of product assembly, and reduces the assembly cost.

Claims

1. An auxiliary jig for attaching a soft silica gel gasket to an earmuff comprises a machine table (1), wherein a power switch (11) is arranged on the machine table (1); the device is characterized in that an adsorption jig bottom (2) and an adsorption jig (3) are sequentially arranged on the top surface of the machine table (1) from bottom to top, the adsorption jig bottom (2) is fixedly arranged at the center of the top surface of the machine table (1), and the adsorption jig (3) is clamped and arranged above the adsorption jig bottom (2); a pneumatic mechanism (4) and a spring (5) in the vertical direction are arranged between the adsorption jig bottom (2) and the adsorption jig (3); the pneumatic mechanism (4) is electrically connected with the drive control system.

2. The auxiliary jig for attaching the soft silica gel pad to the earmuff according to claim 1, wherein the positioning mechanism (31) for fixing the soft silica gel pad (6) is arranged on the top surface of the adsorption jig (3).

3. The auxiliary jig for attaching a soft silica gel pad to an earmuff according to claim 2, wherein the pneumatic mechanism (4) is vertically arranged below the positioning range of the soft silica gel pad (6).

4. An auxiliary jig for attaching a soft silica gel pad to an earmuff according to claim 3, wherein the pneumatic mechanism (4) is a cylinder.

5. The auxiliary jig for attaching a soft silica gel pad to an earmuff according to claim 4, wherein the positioning mechanism (31) is a regular boss, and the positioning mechanism (31) is in limit connection with the adsorption jig (3).

6. The auxiliary jig for attaching the soft silica gel pad to the earmuff according to claim 5, wherein the spring (5) between the adsorption jig bottom (2) and the adsorption jig (3) is vertically arranged below the positioning mechanism (31).

7. The auxiliary jig for attaching a soft silica gel pad to an earmuff according to claim 6, wherein the number of springs (5) is at least 2.

8. The auxiliary jig for attaching the soft silica gel pad to the earmuff according to claim 7, wherein the control switch (7) of the drive control system is arranged on the side wall of the machine (1), and the power switch (11) is arranged on the side wall of the machine (1).