CN211135970U

CN211135970U - Air-floating type welding lower clamping hand

Info

Publication number: CN211135970U
Application number: CN201922222626.8U
Authority: CN
Inventors: 朱子超; 蒙创源; 王桥; 王四俊; 简志澄
Original assignee: Shenzhen Lizi Photoelectric Technology Co ltd
Current assignee: Shenzhen Lizi Photoelectric Technology Co ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-07-31
Anticipated expiration: 2029-12-12

Abstract

The utility model discloses an air supporting formula welding lower tong, including base, air supporting, spacing separation blade and lower tong, the inner chamber has been seted up to the base, spacing separation blade is fixed in base upper portion and covers the inner chamber, the air supporting is located in the inner chamber, the through-hole has been seted up to spacing separation blade, the tong passes the through-hole down and is fixed in air supporting upper portion, the tong is used for pressing from both sides down and gets the product, the air supporting lower part is the arc, inner chamber inner wall is equipped with the support wall that is used for supporting the air supporting, the lower surface of spacing separation blade and the upper surface of air supporting are horizontal smooth surface, the air supporting can remove between support wall and spacing separation blade lower surface, the air vent has been seted up to the base side, the intracavity is equipped with annular post including the base. The utility model provides a pair of tong under air supporting formula welding improves leveling efficiency and reduces the maintenance cost.

Description

Air-floating type welding lower clamping hand

Technical Field

The utility model relates to a communication product welding equipment technical field, specifically speaking relates to a tong under air supporting formula welding.

Background

With the rapid development of the optical communication industry, the performance and quality of the optical communication module are more and more valued in the market. In the welding of optical communication products, various air-floating welding lower clamps are used by enterprises, but few air-floating welding lower clamps capable of realizing high yield of product welding are available. Moreover, for the flatness adjustment of the air-floating type welding lower clamping hand, most welding machine lower clamping hands are leveled by springs. The method for leveling by using the spring has certain defects, the welding tong has high usability in daily production, the elasticity of the spring is poorer when the welding tong is used repeatedly for a longer time, and the spring has to be replaced frequently in order to ensure the yield and efficiency of products and the normal use of the welding tong, and the replacement of the spring inevitably needs to be carried out by disassembling, reassembling and leveling the tong, so that the waste of manpower and material resources of enterprises is caused. The utility model relates to an aim at can provide one kind and can stably press from both sides tight optical communication product and carry out the fixed tong of laser welding and can carry out the plane degree leveling effectively again, can also practice thrift our manpower and material resources simultaneously, has satisfied the pursuit of enterprise to optical communication product high quality and resource saving.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air supporting formula welding lower tong improves leveling efficiency and reduces the maintenance cost.

The utility model discloses a technical scheme that tong adopted under air supporting formula welding is:

the utility model provides an air supporting formula welding lower tong, includes base, air supporting, spacing separation blade and lower tong, the inner chamber has been seted up to the base, spacing separation blade is fixed in base upper portion and covers the inner chamber, the air supporting is located in the inner chamber, the through-hole has been seted up to spacing separation blade, the tong passes the through-hole down and is fixed in air supporting upper portion, the tong is used for pressing from both sides down and gets the product, the air supporting lower part is the arc, inner chamber inner wall is equipped with the support wall that is used for supporting the air supporting, the lower surface of spacing separation blade and the upper surface of air supporting are horizontal smooth surface, the air supporting can remove between support wall and spacing separation blade lower surface, the air vent has been seted up to the base side, the base is equipped with.

Preferably, the upper part of the base is provided with a positioning pin, the air floatation device is provided with a groove at the corresponding position of the positioning pin, and the positioning pin can slide up and down in the groove.

Preferably, the lower part of the air flotation is provided with a weight reduction groove which is axisymmetric.

Preferably, the supporting wall is attached to the lower portion of the air float.

Preferably, the upper end of the annular column is attached to the lower portion of the air flotation, and when the supporting wall is attached to the lower portion of the air flotation, the upper end of the annular column is attached to the lower portion of the air flotation.

As preferred scheme, the tong includes the main part down, the main part middle part has been seted up and has been pressed from both sides the groove, it has seted up the shoulder hole to press from both sides groove one side, the shoulder hole is including the aperture that is close to the clamp groove and the macropore of connecting the main part outside, be equipped with the shoulder shaft in the shoulder hole, the shoulder shaft includes macroaxis and staff, the staff is located in the aperture, the macroaxis is located in the macropore, the shoulder shaft can be at the downthehole horizontal slip of shoulder, it is equipped with the shell fragment to press from both sides the groove in the aperture side, the macropore outside is equipped with the gasket that covers the macropore, the gasket is fixed with the suction nozzle.

Preferably, a sealing ring is arranged between the large shaft and the large hole.

Preferably, the large shaft is provided with a blind hole at a position corresponding to the air inlet nozzle.

The utility model discloses an air supporting formula welding lower tong's beneficial effect is: the lower clamping hand is used for clamping a product to be welded. The air vent of base connects the air supply outward, and when external air supply blown into the air vent, stable inside atmospheric pressure was formed to the inner chamber, made the lower surface of air supporting receive even air current pressure, after lasting a period, the upper surface laminating of air supporting was at the lower surface of spacing separation blade, made the air supporting upper surface keep the level to make the lower tong that fixes on air supporting upper portion keep the level, and the air supporting was jack-up down the tong this moment. When an external air source sucks air into the vent hole, the inner cavity forms low pressure, the lower part of the air floatation falls on the supporting wall of the inner cavity under the action of external atmospheric pressure, and at the moment, the air floatation enables the lower clamping hand to be adsorbed inwards. The lower clamping hand is leveled through the external air source, the leveling reliability and the leveling efficiency of the lower clamping hand are improved, the problem of inaccurate leveling caused by the use of elastic changes such as springs is effectively avoided, the problem of part replacement caused by elastic failures such as the springs is more effectively avoided, the service life is effectively prolonged, and the labor cost and the maintenance cost caused by part replacement are avoided.

Drawings

FIG. 1 is a schematic structural view of an air-float welding lower gripper of the present invention;

FIG. 2 is an exploded view of the air-float welding lower gripper of the present invention;

FIG. 3 is a cross-sectional view of the air-float welding lower gripper of the present invention;

fig. 4 is a schematic view of a lower gripper of an air-float welding lower gripper of the present invention;

fig. 5 is a cross-sectional view of the lower gripper of the air-float welding lower gripper of the present invention.

Detailed Description

The invention will be further elucidated and described with reference to the following embodiments and drawings in which:

referring to fig. 1 to 3, an air-floating welding lower gripper includes a base 10, an air float 20, a limiting blocking piece 30 and a lower gripper, the base 10 has an inner cavity 11, the limiting blocking piece 30 is fixed on the upper portion of the base 10 and covers the inner cavity 11, the air float 20 is disposed in the inner cavity 11, the limiting blocking piece 30 has a through hole 31, the lower gripper passes through the through hole 31 and is fixed on the upper portion of the air float 20, the lower gripper is used for gripping a product, the lower portion of the air float 20 is arc-shaped, a supporting wall 12 for supporting the air float 20 is disposed on the inner wall of the inner cavity 11, the lower surface of the limiting blocking piece 30 and the upper surface of the air float 20 are both horizontal and smooth surfaces, the air float 20 can move between the supporting wall 12 and the lower surface of the limiting blocking piece 30, an air vent 15 is disposed on the side of the base 10, the.

The upper part of the base 10 is provided with a positioning pin 14, the air float 20 is provided with a groove 22 at a position corresponding to the positioning pin 14, and the positioning pin 14 can slide up and down in the groove 22. The cooperation of the positioning pin 14 and the groove 22 enables the air float 20 to slide only up and down, thereby avoiding the clamping of the product by the lower clamping hand due to the influence of rotation.

The lower part of the air flotation 20 is provided with the weight reduction grooves 21 which are axisymmetrical, so that the air flotation 20 has lighter weight and better leveling performance, positioning points are added for the air flotation 20 processing, the processing is convenient, the material is saved, and the manufacturing cost is reduced. The supporting wall 12 is attached to the lower portion of the air float 20, the upper end of the annular column 13 is attached to the lower portion of the air float 20, and when the supporting wall 12 is attached to the lower portion of the air float 20, the upper end of the annular column 13 is attached to the lower portion of the air float 20. The air bearing 20 can be kept horizontal when being adsorbed.

Referring to fig. 4-5, the lower gripper includes a main body 40, a clamping groove 41 is formed in the middle of the main body 40, a stepped hole 43 is formed in one side of the clamping groove 41, the stepped hole 43 includes a small hole 432 close to the clamping groove 41 and a large hole 431 connected to the outer side of the main body 40, a stepped shaft 50 is disposed in the stepped hole 43, the stepped shaft 50 includes a large shaft 51 and a small shaft 52, the small shaft 52 is disposed in the small hole 432, the large shaft 51 is disposed in the large hole 431, the stepped shaft 50 can slide left and right in the stepped hole 43, a spring 42 is disposed on the side of the small hole 432 of the clamping groove 41, a sealing sheet 60 covering the large hole 431 is disposed on the outer side of the large hole 431, an air inlet nozzle 70 is. And a sealing ring is arranged between the large shaft 51 and the large hole 431, so that the thrust of the air pressure to the large shaft 51 is larger and more stable. The large shaft 51 is provided with a blind hole 511 at a position corresponding to the air inlet nozzle 70, and the airflow blown out by the air inlet nozzle 70 is directly aligned to the blind hole 511, so that the thrust on the large shaft 51 is enhanced. The air inlet nozzle 70 is externally connected with an air source, the air inlet nozzle needs to be clamped and welded to penetrate into the clamping groove 41, the air inlet nozzle 70 is blown through the external air source, the stepped shaft 50 is pushed forwards by air pressure, the small shaft 52 extends out of the small hole 432 to tightly push the elastic sheet 42 against a product, and therefore the product is clamped.

In the above scheme, the lower clamping hand is used for clamping a product needing to be welded. The air vent 15 of the base 10 is externally connected with an air source, when the external air source blows air into the air vent 15, stable internal air pressure is formed in the inner cavity 11, so that the lower surface of the air floatation 20 receives uniform air flow pressure, after the air floatation 20 lasts for a period of time, the upper surface of the air floatation 20 is attached to the lower surface of the limiting blocking piece 30, the upper surface of the air floatation 20 is kept horizontal, and therefore a lower clamping hand fixed on the upper portion of the air floatation 20 is kept horizontal, and the air floatation 20 jacks up the lower clamping hand. When an external air source sucks air into the vent hole 15, the inner cavity 11 forms low pressure, the lower part of the air flotation 20 falls on the supporting wall 12 of the inner cavity 11 under the action of external atmospheric pressure, and at the moment, the lower clamping hand is adsorbed inwards by the air flotation 20. The lower clamping hand is leveled through the external air source, the leveling reliability and the leveling efficiency of the lower clamping hand are improved, the problem of inaccurate leveling caused by the use of elastic changes such as springs is effectively avoided, the problem of part replacement caused by elastic failures such as the springs is more effectively avoided, the service life is effectively prolonged, and the labor cost and the maintenance cost caused by part replacement are avoided.

It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides an air supporting formula welding lower tong, its characterized in that, includes base, air supporting, spacing separation blade and lower tong, the inner chamber has been seted up to the base, spacing separation blade is fixed in base upper portion and covers the inner chamber, the air supporting is located in the inner chamber, the through-hole has been seted up to spacing separation blade, lower tong passes the through-hole and is fixed in air supporting upper portion, lower tong is used for pressing from both sides the product of getting, the air supporting lower part is the arc, inner chamber inner wall is equipped with the support wall that is used for supporting the air supporting, the lower surface of spacing separation blade and the upper surface of air supporting are horizontal smooth surface, the air supporting can remove between support wall and spacing separation blade lower surface, the air vent has been seted up to the base side, the base is equipped with annular.

2. The air-floating welding lower gripper as claimed in claim 1, wherein a positioning pin is arranged on the upper portion of the base, a groove is formed in the air-floating at a position corresponding to the positioning pin, and the positioning pin can slide up and down in the groove.

3. The air floating type welding lower gripper as claimed in claim 1, wherein the lower part of the air floating is provided with weight reduction grooves which are axisymmetric.

4. The air floating welding lower gripper of claim 1, wherein said support wall abuts an air floating lower portion.

5. The air-float welding lower gripper according to claim 4, wherein the upper end of the annular column is attached to the lower portion of the air float, and when the support wall is attached to the lower portion of the air float, the upper end of the annular column is attached to the lower portion of the air float.

6. The air-floating welding lower gripper according to any one of claims 1 to 5, wherein the lower gripper comprises a main body, a clamping groove is formed in the middle of the main body, a stepped hole is formed in one side of the clamping groove, the stepped hole comprises a small hole close to the clamping groove and a large hole connected with the outer side of the main body, a stepped shaft is arranged in the stepped hole, the stepped shaft comprises a large shaft and a small shaft, the small shaft is arranged in the small hole, the large shaft is arranged in the large hole, the stepped shaft can slide left and right in the stepped hole, a spring plate is arranged on the side of the small hole of the clamping groove, a sealing plate covering the large hole is arranged on the outer side of the large hole, an air inlet nozzle is fixed on the sealing plate, and the air inlet nozzle.

7. The air-float welding lower gripper as claimed in claim 6, wherein a sealing ring is arranged between the large shaft and the large hole.

8. The air-floating welding lower gripper according to claim 6, wherein the large shaft is provided with a blind hole at a position corresponding to the air inlet nozzle.