CN216990462U

CN216990462U - Automatic welding equipment for platinum wire

Info

Publication number: CN216990462U
Application number: CN202122770390.9U
Authority: CN
Inventors: 陈伟; 郑传虎; 陈东; 宋捷
Original assignee: Wuhan Huafeng Sensor Technology Co ltd
Current assignee: Wuhan Huafeng Sensor Technology Co ltd
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-07-19
Anticipated expiration: 2031-11-12

Abstract

The utility model relates to the technical field of platinum wire welding, and provides platinum wire automatic welding equipment which comprises two welding head assemblies, wherein each welding head assembly comprises two welding heads which are arranged in an up-down opposite mode, a mounting position for placing a bracket with a compensation copper wire is arranged between the two welding heads of each welding head assembly, the two welding heads of one welding head assembly are respectively positioned on the upper side and the lower side of one welding point of the bracket, and the two welding heads of the other welding head assembly are respectively positioned on the upper side and the lower side of the other welding point of the bracket. According to the automatic welding equipment for the platinum wire, two welding points can be welded at one time by adopting the two welding head assemblies, so that the welding efficiency is greatly improved, the labor intensity of workers is reduced, the consistency of the process quality is ensured, and the equipment is greatly helpful for improving the temperature measurement rate.

Description

Automatic welding equipment for platinum wire

Technical Field

The utility model relates to the technical field of platinum wire welding, in particular to automatic platinum wire welding equipment.

Background

When the existing welding equipment is used for welding the positive platinum wire and the negative platinum wire of the quartz tube, two welding points are required to be welded in sequence, the welding efficiency is low, when the yield is high, the labor intensity of workers is high, the process consistency cannot be guaranteed by welding twice, the quality cannot be guaranteed, and the temperature measurement yield is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide automatic welding equipment for a platinum wire, which can at least solve part of defects in the prior art.

In order to achieve the above purpose, the embodiments of the present invention provide the following technical solutions: the automatic welding equipment for the platinum wire comprises two groups of welding head assemblies, wherein each welding head assembly comprises two welding heads which are arranged in an up-down opposite mode, a mounting position for placing a bracket with a compensation copper wire is arranged between the two welding heads of each welding head assembly, the two welding heads of one welding head assembly are respectively positioned on the upper side and the lower side of one welding point of the bracket, and the two welding heads of the other welding head assembly are respectively positioned on the upper side and the lower side of the other welding point of the bracket.

Further, the welding head driving mechanism is used for driving the welding head to act so as to complete welding of the platinum wire on the welding point.

And the welding head assembly support further comprises a support body used for supporting two groups of welding head assemblies, the support body comprises a bottom plate and a frame arranged on the bottom plate, and the two groups of welding head assemblies are arranged on the frame.

Further, the welding head assembly is provided with a mounting position for mounting the bracket.

Further, a guide for guiding the horn is included.

Compared with the prior art, the utility model has the beneficial effects that: the utility model provides a platinum silk automatic weld equipment, through adopting two sets of bonding tool subassemblies, can realize once only welding two solder joints, has improved welding efficiency greatly, has reduced artifical intensity of labour, has ensured the uniformity of process quality, also has very big help to the improvement of temperature survey success rate.

Drawings

FIG. 1 is a front view of an automatic welding apparatus for platinum wires according to an embodiment of the present invention;

FIG. 2 is a top view of an automatic welding apparatus for platinum wires according to an embodiment of the present invention;

FIG. 3 is a front view of a product manufactured by an automatic platinum wire welding device according to an embodiment of the present invention;

FIG. 4 is a top view of a product manufactured by an automatic platinum wire welding apparatus according to an embodiment of the present invention;

FIG. 5 is a perspective view of a product manufactured by an automatic welding apparatus for platinum wire according to an embodiment of the present invention;

in the reference symbols: 1-a welding head; 2-a support; 3-a quartz tube; 4-a frame; 5-a bottom plate; 6-welding spots; 7-platinum wire; 8-disc.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 and 2, an embodiment of the present invention provides an automatic platinum wire welding device, including two sets of welding head 1 assemblies, each welding head 1 assembly includes two welding heads 1 arranged opposite to each other in an up-down manner, and a placement position for placing a bracket 2 with a compensation copper wire is provided between two welding heads 1 of each welding head 1 assembly, wherein two welding heads 1 of one welding head 1 assembly are respectively located on an upper side and a lower side of one welding point 6 of the bracket 2, and two welding heads 1 of the other welding head 1 assembly are respectively located on an upper side and a lower side of the other welding point 6 of the bracket 2. In the embodiment, two welding spots 6 can be welded at one time by adopting two groups of welding head 1 assemblies, so that the welding efficiency is greatly improved, the labor intensity of workers is reduced, the consistency of the process quality is ensured, and the improvement of the temperature measurement rate is greatly facilitated. Specifically, as shown in fig. 3, 4 and 5, the product prepared by the equipment is composed of a support 2 with a compensation copper wire, a U-shaped quartz tube 3 and a platinum wire 7, wherein the positive electrode and the negative electrode of the platinum wire 7 are respectively welded on two welding points 6 of the support 2. Wherein the diameter of the platinum wire 7 is 0.04-0.06 mm. The existing cold end welding equipment is a single welding head 1, and the equipment of the embodiment can weld and form the positive and negative platinum wires 7 in the U-shaped quartz tube 3 of the thermocouple in one step by simultaneously welding the two welding heads 1. The platinum wire 7 in the U-shaped quartz tube 3 adopts a wire feeding device to feed the positive and negative wires to the lower ends of the two welding heads 1, and ensures that the positive and negative platinum wires 7 are automatically welded on the upper ends of the welding salient points of the bracket 2 by equipment, thereby completing the welding task of the process.

As a preferred solution of the embodiment of the present invention, referring to fig. 1 and 2, the apparatus further includes a driving mechanism for driving the welding head 1 to perform the welding of the platinum wire 7 on the welding point 6. In the embodiment, the driving mechanism can drive the welding heads 1 to move, and the two welding heads 1 are in welding contact to complete welding. The driving may be only the upper welding head 1, or may be the simultaneous driving of the upper and lower welding heads 1, which may be selected according to the actual situation. The driving mode adopts a telescopic cylinder or a motor matched with a screw rod for transmission, which is a conventional linear driving mode, and the specific working principle and structure of the linear driving mode are not detailed here. Also welding is prior art and will not be described in detail here.

As an optimized scheme of the embodiment of the present invention, please refer to fig. 1 and 2, the apparatus further includes a frame body for supporting two sets of the welding head 1 assemblies, the frame body includes a bottom plate 5 and a frame 4 disposed on the bottom plate 5, and both sets of the welding head 1 assemblies are mounted on the frame 4. In this embodiment, a frame may be used to secure the horn 1 assembly. Wherein the bottom plate 5 acts as a support and the frame 4 acts as a mounting.

As an optimized solution of the embodiment of the present invention, the welding head 1 assembly has a mounting position for mounting the bracket 2. In the present embodiment, the above-mentioned holder 2 with compensating copper wires may be mounted on the assembly of the bonding tool 1, and specifically, the assembly of the bonding tool 1 has a slot for the side of the holder 2 away from the quartz tube 3 to be inserted into. As shown in fig. 5, a disc 8 is arranged on one side of the support 2 away from the quartz tube 3, an anode and a cathode are arranged on the disc 8, and the disc 8 can be clamped into the clamping groove to complete fixation, so that subsequent welding is facilitated.

As an advantageous solution to the embodiment of the utility model, the apparatus further comprises a guide for guiding the welding head 1. In this embodiment, the guide is provided to facilitate the movement of the welding head 1, and the welding head 1 is movable in the direction in which the guide extends. The guide element may be a guide groove in which the welding head 1 slides, or may be a guide block matching the slide groove, and the welding head 1 is disposed on the guide block.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a platinum wire automatic weld equipment which characterized in that: the welding head assembly comprises two groups of welding head assemblies, each welding head assembly comprises two welding heads which are arranged in an up-down opposite mode, a mounting position for placing a support with a compensation copper wire is arranged between the two welding heads of each welding head assembly, the two welding heads of one welding head assembly are respectively positioned on the upper side and the lower side of one welding point of the support, and the two welding heads of the other welding head assembly are respectively positioned on the upper side and the lower side of the other welding point of the support.

2. The automatic platinum wire welding equipment as claimed in claim 1, wherein: the welding head is driven to act to complete the welding of the platinum wire on the welding point.

3. The automatic platinum wire welding equipment as claimed in claim 1, wherein: still including being used for supporting two sets of welding head assembly's support body, the support body includes the bottom plate and locates frame on the bottom plate, two sets of welding head assembly all installs on the frame.

4. The automatic platinum wire welding device as claimed in claim 1, wherein: the welding head assembly is provided with a mounting position for mounting the bracket.

5. The automatic platinum wire welding device as claimed in claim 1, wherein: a guide for guiding the welding head is also included.