CN218050795U

CN218050795U - Welding fixing device

Info

Publication number: CN218050795U
Application number: CN202222277293.0U
Authority: CN
Inventors: 刘效彤; 徐志远; 张晓强; 王洪杰; 甄慧英; 鹿洪杰
Original assignee: Shanghai Hongmai Medical Technology Co ltd
Current assignee: Shanghai Hongmai Medical Technology Co ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2022-12-16
Anticipated expiration: 2032-08-29

Abstract

The utility model relates to a welding fixing device, welding fixing device connect base, electrically conductive piece, first holder and second holder including ground. Wherein, the ground connection base is used for earthing. The conductive piece is connected with the grounding base. The first clamping piece is arranged on one side of the conductive piece. The second clamping piece is arranged on the other side of the conductive piece, the second clamping piece and the first clamping piece are attracted magnetically, and a clamping position for clamping a workpiece to be welded is formed between the second clamping piece and the conductive piece. The welding fixing device avoids the displacement of the workpiece to be welded in the welding process, reduces the possibility of welding spot deviation caused by the shaking of the workpiece to be welded, improves the welding efficiency, and ensures the stable current transmission, thereby ensuring the stable arcing of the workpiece to be welded in the welding process.

Description

Welding fixing device

Technical Field

The utility model relates to the field of welding technique, especially, relate to a welding fixing device.

Background

In the production process of the product, metal parts of the product need to be welded, and a common welding process is arc welding. Arc welding is to use electric arc as a heat source and convert electric energy into heat energy and mechanical energy required by welding by utilizing the physical phenomenon of air discharge so as to achieve the purpose of connecting metals. During welding, the workpiece to be welded needs to be connected with a power supply and grounded, so that arcing is guaranteed.

For some metal round wire workpieces, the workpieces are easy to slide during welding, so that welding points are difficult to align, and the welding efficiency is influenced. However, the traditional clamping mode has the problems of inconvenience in fixing, difficulty in conducting electricity and the like for metal round wire workpieces.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a welding fixture for fixing a workpiece during welding.

In one aspect, the present application provides a weld fixture apparatus comprising:

the grounding base is used for grounding;

the conductive piece is connected with the grounding base;

the first clamping piece is arranged on one side of the conductive piece; and (c) a second step of,

and the second clamping piece is arranged on the other side of the conductive piece, the second clamping piece and the first clamping piece are attracted magnetically, and a clamping position for clamping a workpiece to be welded is formed between the second clamping piece and the conductive piece.

The technical scheme of the application is further explained as follows:

in one embodiment, the first clamping piece and the second clamping piece are both magnetic pieces; or one of the first clamping piece and the second clamping piece is a magnetic piece, and the other one of the first clamping piece and the second clamping piece is a magnetically attractable metal piece.

In one embodiment, a buffer member is arranged on one side of the second clamping member close to the conductive member, and the buffer member is used for contacting with the workpiece to be welded.

In one embodiment, the buffer member is provided with a receiving groove for receiving the workpiece to be welded.

In one embodiment, the first clamping member includes a first clamping piece disposed on one side of the conductive member, the second clamping member includes at least two first clamping caps disposed at intervals, the first clamping caps are disposed on the other side of the conductive member and magnetically attracted to the first clamping pieces, and one of the first clamping caps corresponds to one of the clamping locations.

In one embodiment, the first clamping member includes a first clamping piece disposed on one side of the conductive member, the second clamping member includes a second clamping piece disposed on the other side of the conductive member and magnetically attracted to the first clamping piece, and at least two spaced apart clamping positions are formed between the second clamping piece and the conductive member.

In one embodiment, the first clamping member includes at least two second clamping caps arranged at intervals, the second clamping caps are arranged on one side of the conductive member, the second clamping member includes a second clamping piece, the second clamping piece is arranged on the other side of the conductive member and magnetically attracted to the second clamping caps, and at least two clamping positions arranged at intervals are formed between the second clamping piece and the conductive member.

In one embodiment, the first clamping member includes at least two second clamping caps arranged at intervals, the second clamping caps are arranged on one side of the conductive member, the second clamping member includes at least two first clamping caps arranged at intervals, the first clamping caps are arranged on the other side of the conductive member, the first clamping caps and the second clamping caps correspond to each other one by one and are magnetically attracted to each other, and one first clamping cap corresponds to one clamping position.

In one embodiment, the grounding base includes a fixing base and a fixing column connected to the fixing base, and the conductive member is connected to the fixing column.

In one embodiment, the fixing column is provided with at least two mounting positions along the height direction, and the conductive piece can be connected to any one of the mounting positions; and/or the conductive piece is rotationally connected with the fixed column, and the conductive piece can rotate relative to the fixed column to adjust the angle of the workpiece to be welded.

According to the welding and fixing device, the first clamping piece and the second clamping piece are respectively arranged on the two sides of the conductive piece, and are magnetically attracted, so that the workpiece to be welded can be fixed by utilizing the magnetic attraction force of the second clamping piece and the first clamping piece by placing the workpiece to be welded at the clamping position between the second clamping piece and the conductive piece, the displacement of the workpiece to be welded in the welding process is avoided, and the possibility of welding spot deviation caused by the shaking of the workpiece to be welded is reduced; and the second clamping piece comprises at least two first clamping caps, so that the welding and fixing device can simultaneously clamp at least two workpieces to be welded, and the welding efficiency is improved. Compared with the traditional clamping mode, the welding fixing device only needs to place the workpiece to be welded between the second clamping piece and the conductive piece, the second clamping piece can automatically adsorb the first clamping piece, so that the workpiece to be welded is clamped, the operation is more convenient and simple, the clamping time is saved, and the welding efficiency is further improved. In addition, the workpiece to be welded is clamped between the second clamping piece and the conductive piece, so that the workpiece to be welded and the conductive piece can be in good contact, stable arcing of the workpiece to be welded in the welding process can be guaranteed after the workpiece to be welded or the conductive piece is electrified, and the conductive piece can be stably grounded through the grounding base, so that stable current transmission is guaranteed, and the arc welding process is guaranteed to be smoothly implemented.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained without creative efforts.

FIG. 1 is a front view of an embodiment of a weld fixture;

FIG. 2 is a top view of the weld fixture shown in FIG. 1;

FIG. 3 is a partial enlarged view of portion A shown in FIG. 2;

fig. 4 is a partially enlarged view of a portion B shown in fig. 3.

Description of the reference numerals

10. A ground base; 11. a fixed seat; 12. fixing a column; 21. a first clamping member; 22. a second clamping member; 221. a buffer member; 222. accommodating grooves; 23. and a conductive member.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be embodied in many other forms different from those described herein and similar modifications may be made by those skilled in the art without departing from the spirit and scope of the invention and, therefore, the invention is not to be limited to the specific embodiments disclosed below.

An embodiment of the present application provides a weld fixture for use in an arc welding process to secure a workpiece to be welded. Referring to fig. 1 and 2, in particular, the welding fixing device of an embodiment includes a grounding base 10, a conductive member 23, a first clamping member 21 and a second clamping member 22. Wherein the grounding base 10 is used for grounding. The conductive member 23 is connected to the ground base 10. The first clamping member 21 is disposed on one side of the conductive member 23. The second clamping member 22 is disposed on the other side of the conductive member 23, and the second clamping member 22 and the first clamping member 21 are magnetically attracted to each other, and a clamping position for clamping a workpiece to be welded is formed between the second clamping member 22 and the conductive member 23.

Specifically, the grounding base 10 may be directly placed on the ground and grounded, or may be grounded through other conductive structures, for example, the grounding base 10 is placed on a stainless steel table to achieve grounding. The material of the conductive member 23 is a conductive metal, so as to ensure that the conductive member 23 makes good electrical contact with the workpiece to be welded and the grounding base 10. In this embodiment, the conductive member 23 may be made of stainless steel, so that the current transmission process is more stable. During welding, the workpiece to be welded is clamped between the second clamping piece 22 and the conductive piece 23 at the clamping position by the magnetic phase energy absorption of the second clamping piece 22 and the first clamping piece 21. Then, by electrifying the workpiece to be welded, the current can be grounded with the grounding base 10 through the conductive piece 23, so that the stable transmission of the current is ensured, the arc striking of the workpiece to be welded is ensured, the electric energy can be converted into the heat energy required by welding by using the electric arc as a heat source, and the welding of the workpiece to be welded is completed.

Above-mentioned welding fixing device sets up first holder 21 and second holder 22 respectively through the both sides at electrically conductive piece 23, and make first holder 21 and second holder 22 magnetism attract mutually, thereby through treating the centre gripping position that the welding workpiece was placed between second holder 22 and electrically conductive piece 23, utilize second holder 22 and the magnetic attraction of first holder 21 can be with treating that the welding workpiece is fixed, avoided treating that the welding workpiece shifts in welding process, reduce because of the possibility of the solder joint skew that the welding workpiece rocks and lead to, welding efficiency has been improved. And compare in traditional centre gripping mode, when using the welding fixing device of this application, only need will treat that welded workpiece places between second holder 22 and electrically conductive 23, and first holder 21 can be adsorbed automatically to second holder 22 to the welded workpiece is treated in the clamp is tightly, and the operation is more convenient simple, has saved the clamping time, thereby has further improved welding efficiency. In addition, the workpiece to be welded is clamped between the second clamping part 22 and the conductive part 23, so that the workpiece to be welded and the conductive part 23 can be in good contact, stable arcing of the workpiece to be welded in the welding process can be ensured after the workpiece to be welded or the conductive part 23 is electrified, and the conductive part 23 can be stably grounded through the grounding base 10, so that stable current transmission is ensured, and the arc welding process is ensured to be smoothly implemented.

Optionally, in an embodiment, the first clamping member 21 and the second clamping member 22 are both magnetic members, for example, the first clamping member 21 and the second clamping member 22 are both magnets. Through setting up first holder 21 and second holder 22 as the magnetic part, can make and produce sufficient magnetic attraction between first holder 21 and the second holder 22 to improve the steadiness of centre gripping work piece of waiting to weld. Of course, in other embodiments, one of the first clamping member 21 and the second clamping member 22 is a magnetic member, and the other is a magnetically attractable metal member. For example, one of the first clamping member 21 and the second clamping member 22 is a magnet, and the other is an iron member, so that the first clamping member 21 and the second clamping member 22 can be magnetically attracted to clamp the workpiece to be welded.

Preferably, referring to fig. 3, a buffer 221 is disposed on a side of the second clamping member 22 close to the conductive member 23, and the buffer 221 is used for contacting with a workpiece to be welded. Specifically, the material of the buffer 221 may be a soft elastic material, such as silicon gel or sponge. The buffer part 221 is contacted with the workpiece to be welded, so that the second clamping part 22 is prevented from damaging the workpiece to be welded during clamping, and the quality of a finished product is improved.

Further, referring to fig. 4, the buffer member 221 is opened with a receiving groove 222 for receiving a workpiece to be welded. The workpiece to be welded is arranged in the accommodating groove, so that the workpiece to be welded can be well limited, the workpiece to be welded is prevented from sliding or rolling in the welding process, and the possibility of welding spot deviation is reduced. Preferably, the shape of the receiving groove matches the shape of the workpiece to be welded. For example, in this embodiment, the workpiece to be welded is a round metal wire, the receiving groove is a strip-shaped groove, and the strip-shaped groove extends along the radial direction of the buffer 221 and penetrates through the two ends of the buffer 221, so that the receiving groove can better receive the round metal wire in a strip shape, the workpiece to be welded is more stable, and the possibility of welding point deviation caused by sliding or rolling is reduced.

Further, referring to fig. 2, in the present embodiment, the first clamping member 21 includes a first clamping piece disposed on one side of the conductive member 23. Preferably, the first holding piece is a plate-shaped structure, and the first holding piece covers one side of the conductive member 23. The second clamping member 22 includes at least two first clamping caps arranged at intervals, the first clamping caps are arranged on the other side of the conductive member 23 and magnetically attracted to the first clamping pieces, and one first clamping cap corresponds to one clamping position. Preferably, the first clamping cap is a cylindrical structure, and the first clamping piece 21 is configured to include the first clamping piece, and the second clamping piece 22 is configured to include the first clamping cap, so that the position of the second clamping piece 22 on the conductive piece can be adjusted at will, and thus the clamping position of the workpiece to be welded can be adjusted. And the quantity of first centre gripping cap is at least two, and a first centre gripping cap corresponds a centre gripping position to make weld fixture can wait to weld workpiece two at least simultaneously by the clamping, for example in this embodiment, first holder 21 includes five first centre gripping caps, thereby can five work pieces of clamping simultaneously, and then improved welding efficiency.

In another embodiment, the second clamping member 22 may also include a second clamping piece, the second clamping piece is a plate-shaped structure, the second clamping piece is disposed on a side of the conductive member 23 away from the first clamping member 21 and magnetically attracted to the first clamping piece, at least two spaced clamping positions are formed between the second clamping piece and the conductive member 23, for example, at least two buffer members 221 are disposed between the second clamping piece and the conductive member 23 at intervals, each buffer member 221 has a receiving groove 222, and one receiving groove 222 corresponds to one clamping position. So also can make the welding fixing device can the clamping two at least work pieces of waiting to weld simultaneously, improved welding efficiency.

It should be noted that, in other embodiments, the first clamping member 21 may include at least two second clamping caps arranged at intervals, and the second clamping member 22 includes a second clamping piece, the second clamping piece is arranged on one side of the conductive member 23 away from the first clamping member 21 and magnetically attracted to the second clamping cap, at least two spaced clamping positions are formed between the second clamping piece and the conductive member 23, for example, at least two buffer members 221 are arranged at intervals between the second clamping piece and the conductive member 23, each buffer member 221 is provided with one accommodating groove 222, and one accommodating groove 222 corresponds to one clamping position. Or, the first clamping member 21 includes at least two second clamping caps arranged at intervals, the second clamping caps are arranged on one side of the conductive member 23, the second clamping member 22 includes at least two first clamping caps arranged at intervals, the first clamping caps are arranged on the other side of the conductive member 23, the first clamping caps correspond to the second clamping caps one by one and attract each other magnetically, one first clamping cap corresponds to one clamping position, the welding fixing device can clamp at least two workpieces to be welded at the same time, and the welding efficiency is improved.

Referring to fig. 1, the grounding base 10 includes a fixing base 11 and a fixing post 12 connected to the fixing base 11. The conductive member 23 is connected to the fixing post 12. Specifically, in the present embodiment, after the first clamping member and the second clamping member are mounted on the conductive member 23, the conductive member 23 is connected to the fixed column 12 by a metal screw such as a screw, so that the conductive member 23 and the fixed column 12 are electrically connected by the metal screw. Understandably, in other embodiments, the conductive member 23 can also be directly connected to the fixing post 12, such as welding or clamping. Preferably, the fixing post 12 is erected on the fixing base 11, and the fixing base 11 and the fixing post 12 are made of stainless steel, so that the grounding base 10 has good conductivity, and has good structural strength and corrosion resistance.

Preferably, the fixing post 12 is provided with at least two mounting positions along the height direction, the conductive member 23 can be connected to any mounting position, for example, the conductive member 23 can be detachably connected to the fixing post 12 by a screw, the fixing post 12 is provided with at least two threaded holes at intervals along the height direction, the conductive member 23 can be mounted in any threaded hole by the screw, so that the mounting height of the conductive member 23 can be adjusted, the welding fixing device can be adapted to workpieces with various sizes, or the mounting height of the conductive member 23 can be adjusted so as to adjust the height of the workpiece to be welded, so that the welding operation of workers can be facilitated.

Optionally, in one of the embodiments, the conductive element 23 is rotatably connected to the fixed column 12, and the conductive element 23 can rotate relative to the fixed column 12, so that the angle of the workpiece to be welded can be adjusted, so as to clamp and fix some workpieces with special welding angle requirements.

All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Claims

1. A weld fixture, comprising:

the grounding base is used for grounding;

the conductive piece is connected with the grounding base;

the first clamping piece is arranged on one side of the conductive piece; and the number of the first and second groups,

and the second clamping piece is arranged on the other side of the conductive piece, the second clamping piece and the first clamping piece are magnetically attracted, and a clamping position for clamping a workpiece to be welded is formed between the second clamping piece and the conductive piece.

2. The weld fixture of claim 1, wherein the first clamp and the second clamp are both magnetic; or one of the first clamping piece and the second clamping piece is a magnetic piece, and the other one of the first clamping piece and the second clamping piece is a magnetically attractable metal piece.

3. The welding fixture of claim 1, wherein a buffer member is disposed on a side of the second clamping member adjacent to the conductive member, the buffer member being configured to contact the workpiece to be welded.

4. The weld fixture of claim 3, wherein the buffer defines a receiving slot for receiving the workpiece to be welded.

5. The welding fixture device of claim 1, wherein the first clamping member comprises a first clamping piece disposed on one side of the conductive member, the second clamping member comprises at least two first clamping caps disposed at intervals, the first clamping caps are disposed on the other side of the conductive member and magnetically attracted to the first clamping pieces, and one first clamping cap corresponds to one clamping position.

6. The welding fixture device of claim 1, wherein the first clamping member comprises a first clamping piece disposed on one side of the conductive member, the second clamping member comprises a second clamping piece disposed on the other side of the conductive member and magnetically attracted to the first clamping piece, and at least two spaced apart clamping positions are formed between the second clamping piece and the conductive member.

7. The welding fixture device of claim 1, wherein the first clamping member comprises at least two second clamping caps spaced apart from each other, the second clamping caps are disposed on one side of the conductive member, the second clamping member comprises second clamping pieces, the second clamping pieces are disposed on the other side of the conductive member and magnetically attracted to the second clamping caps, and at least two spaced apart clamping positions are formed between the second clamping pieces and the conductive member.

8. The welding fixture device of claim 1, wherein the first clamping member comprises at least two second clamping caps spaced apart from each other, the second clamping caps are disposed on one side of the conductive member, the second clamping member comprises at least two first clamping caps spaced apart from each other, the first clamping caps are disposed on the other side of the conductive member, the first clamping caps correspond to the second clamping caps one by one and are magnetically attracted to each other, and one first clamping cap corresponds to one clamping position.

9. The welding fixture of claim 1, wherein the grounding base comprises a fixing base and a fixing post connected to the fixing base, and the conductive member is connected to the fixing post.

10. The welding fixture device of claim 9, wherein the fixing column is provided with at least two mounting locations along a height direction, and the conductive member is connectable to any one of the mounting locations; and/or the conductive piece is rotationally connected with the fixed column, and the conductive piece can rotate relative to the fixed column to adjust the angle of the workpiece to be welded.