CN217965251U - Lead-out welding structure for guide rail guide groove - Google Patents
Lead-out welding structure for guide rail guide groove Download PDFInfo
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- CN217965251U CN217965251U CN202221978046.7U CN202221978046U CN217965251U CN 217965251 U CN217965251 U CN 217965251U CN 202221978046 U CN202221978046 U CN 202221978046U CN 217965251 U CN217965251 U CN 217965251U
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Abstract
The utility model discloses a draw forth and weld structure for guide rail guide slot relates to automobile parts welding technology field, including drawing forth welding electrode holder, electrode piece and electrode tip, it has first installation face and second installation face to draw forth welding electrode holder, first installation face is parallel the second installation face, just first installation face with the channel that is used for keeping away empty guide rail guide slot has between the second installation face, the electrode piece is located first installation face and detachable connection draw forth welding electrode holder, the electrode tip is located second installation face and embedding are connected draw forth welding electrode holder, wherein, it will still to be equipped with the convenience on the welding electrode holder to draw forth the electrode tip top from draw forth welding electrode holder's ejecting structure. Through the embodiment of the utility model provides a draw forth and weld structure for guide rail guide slot conveniently changes the electrode tip of damage on the electrode holder, effectively improves production efficiency.
Description
Technical Field
The utility model relates to an automobile parts welds technical field, in particular to a draw forth and weld structure for guide rail guide slot.
Background
Since the guide rail guide is usually a U-shaped piece and the welding spot is on one side of the U-shape, the conventional spot welding gun cannot reach the welding position. Therefore, the electrode seat with the lead-out structure is used for leading out the electrified position of the electrode in a lead-out welding mode for spot welding of a welding gun. The lower electrode head is fixed in the electrode seat through the cooperation of taper holes and the pressing of the lower electrode head in the electrode seat. The electrode holder structure of the lead-out weld determines that the upper part of the electrode tip is inside the electrode holder. After the spot welding operation lasts hundreds of pieces, the electrode tip will be oxidized and worn under the action of high pressure, high temperature and large current, the welding quality is influenced, the electrode tip needs to be replaced, and the electrode tip is difficult to remove and the operation efficiency is influenced because the contact surface of the electrode tip and the electrode holder can be oxidized and adhered under the condition of heating and over-current. The existing method for disassembling the electrode tip by workers is to use tools such as a pliers hammer, and the like, but the parts are often broken by knocking.
Disclosure of Invention
The utility model discloses aim at solving one of the above-mentioned technical problem among the prior art to a certain extent at least. Therefore, the embodiment of the utility model provides a draw forth and weld structure for guide rail guide slot conveniently changes the electrode tip of damage on the electrode holder, improves production efficiency.
According to the utility model discloses a draw forth and weld structure for guide rail guide slot, including drawing forth welding electrode holder, electrode piece and electrode tip, it has first installation face and second installation face to draw forth welding electrode holder, first installation face is parallel the second installation face, just first installation face with have the channel that is used for keeping away empty guide rail guide slot between the second installation face, the electrode piece is located first installation face and detachable connection draw forth welding electrode holder, the electrode tip is located second installation face and embedding are connected draw forth welding electrode holder, wherein, it will still to be equipped with the convenience on the welding electrode holder to draw forth the electrode head top from draw forth welding electrode holder's ejecting structure.
As a further improvement of the above scheme, the electrode tip has an insertion end, an insertion hole matched with the insertion end is arranged on the second mounting surface, the insertion hole is communicated with the channel, the ejection structure is arranged on the first mounting surface, the ejection structure is a through hole, the through hole is communicated with the channel, and a central axis of the through hole is collinear with a central axis of the insertion hole.
As a further improvement of the above aspect, the through hole has an internal thread therein.
As a further improvement of the scheme, the embedding hole is a conical hole, and the embedding end is in a frustum shape capable of being matched with the conical hole.
As the further improvement of above-mentioned scheme, draw forth and weld the electrode holder and include electrode holder body, first installation department and second installation department, first installation department with the second installation department is arranged respectively the both sides of electrode holder body, wherein, the electrode holder body first installation department with second installation department three forms jointly the channel, first installation face is located first installation department, the second installation face is located the second installation department.
As a further improvement of the above scheme, the electrode holder body, the first mounting portion and the second mounting portion are of an integrated structure.
As a further improvement of the scheme, the lead-out welding electrode holder is of a C-shaped structure.
As a further improvement of the above scheme, the leading-out welding electrode holder is further provided with a third mounting surface, the third mounting surface is bordered with the first mounting surface, the third mounting surface is perpendicular to the first mounting surface, the electrode block is provided with a connecting portion and a contact portion for contacting with an electrode on a spot welding gun, the connecting portion is attached to the third mounting surface, the contact portion is attached to the first mounting surface, the connecting portion is connected with the leading-out welding electrode holder through a bolt, and the contact portion is opposite to the electrode tip.
As a further improvement of the scheme, the lead-out welding electrode holder is provided with a water cooling channel for cooling.
As a further improvement of the above scheme, the first mounting surface is provided with a first channel, the lead-out welding electrode holder is provided with a second channel at a position close to the bottom of the channel, the second channel is close to the second mounting surface, and the first channel is communicated with the second channel, so that the water cooling channel is formed.
Based on the technical scheme, the embodiment of the utility model provides a following beneficial effect has at least: in the technical scheme, the leading-out welding electrode holder is provided with a first mounting surface and a second mounting surface which are parallel to each other, a channel for avoiding a guide rail guide groove is arranged between the first mounting surface and the second mounting surface, an electrode block is arranged on the first mounting surface and is detachably connected with the leading-out welding electrode holder, an electrode head is arranged on the second mounting surface and is embedded and connected with the leading-out welding electrode holder, wherein an ejection structure for conveniently ejecting the electrode head away from the leading-out welding electrode holder is further arranged on the leading-out welding electrode holder, when the guide rail guide groove is welded, the leading-out welding electrode holder is fixed, one side of the inner side of the guide rail guide groove is abutted against the electrode head, an upper electrode and a lower electrode of a spot welding machine are respectively abutted against the electrode block and the electrode head, when the electrode block is electrified, the guide groove can be welded, when the electrode block is worn too much to be used, the electrode block is detachably connected with the leading-out welding electrode holder, the worn electrode block can be quickly disassembled and replaced, if the electrode head is worn, the electrode head can be quickly ejected from the leading-out welding electrode holder, the electrode holder can be conveniently disassembled, the replacement of the electrode holder can be conveniently, the electrode holder, the hammer can be effectively improved, and the hammer can be effectively produced without the replacement of the welding machine.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples;
fig. 1 is a schematic structural view of a spot welder and a lead-out welding electrode holder used in cooperation with the spot welder according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a lead-out welding electrode holder according to an embodiment of the present invention;
FIG. 3 is a first schematic view of the embodiment of the present invention for disassembling the electrode head by the ejection structure;
FIG. 4 is a second schematic view of the embodiment of the present invention showing the detachment of the electrode head by the ejection structure;
fig. 5 is a third schematic view of the embodiment of the present invention, in which the electrode head is detached by the ejection structure.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Most of guide rail guide slots 60 of automobile parts are of U-shaped structures, and the welding point of the guide rail guide slots 60 is usually located on one side wall of the U-shaped structures, the conventional spot welding machine shown in fig. 1 cannot weld the U-shaped structures, so the welding problem is solved, most of the welding points adopt a lead-out welding mode to weld the guide rail guide slots 60, the electrode holders of the lead-out structures are used for leading out the positions of electrodes for electrifying, the spot welding of the spot welding machine is convenient, the electrode tips 40 are mostly inconvenient to detach in the existing lead-out structures, the whole lead-out welding electrode holders 20 are required to detach every time of replacement, then the electrode tips 40 are detached by virtue of pliers and hammers, the electrode holders can be damaged, and the production efficiency of welding the guide rail guide slots 60 is reduced.
Referring to fig. 1 and 2, the utility model discloses a draw forth welding structure for guide rail guide slot is including drawing forth welding electrode holder 20, electrode block 30 and electrode tip 40, it has first installation face and second installation face to draw forth welding electrode holder 20, the parallel second installation face of first installation face, and have the channel 26 that is used for keeping away empty guide rail guide slot 60 between first installation face and the second installation face, electrode block 30 locates first installation face and detachable connection and draws forth welding electrode holder 20, electrode tip 40 is located second installation face and embedding connection and is drawn forth welding electrode holder 20, wherein, it is convenient to be equipped with the ejecting structure of drawing forth welding electrode holder 20 with electrode tip 40 top on the welding electrode holder 20 still to draw forth.
As shown in fig. 1, when welding the guide rail guide groove 60, the leading-out welding electrode holder 20 is fixed, then the inner side of the guide rail guide groove 60 is abutted against the electrode tip 40, then the upper electrode 12 and the lower electrode 11 of the spot welding machine are respectively abutted against the electrode block 30 and the electrode tip 40, and the welding of the guide rail guide groove 60 can be carried out by electrifying, when the electrode block 30 is worn too much to be used, because the electrode block 30 is detachably connected with the leading-out welding electrode holder 20, the worn electrode block 30 can be quickly detached and replaced, for the electrode tip 40, if the electrode tip 40 is worn seriously, the electrode tip 40 can be quickly ejected away from the leading-out welding electrode holder 20 by an ejection structure on the leading-out welding electrode holder 20, the detachment and the replacement are convenient, the leading-out welding electrode holder 20 which is positioned and fixed is not required to be detached to replace the electrode block 30 and the electrode tip 40, tools such as a pliers hammer are not required, operation steps are saved, and the production efficiency can be effectively improved.
As shown in fig. 3 to 5, the electrode tip 40 has an insertion end 41, the second mounting surface is provided with an insertion hole 24 matching with the insertion end 41, the insertion hole 24 communicates with the channel 26, the ejection structure is provided on the first mounting surface, the ejection structure is a through hole 25, the through hole 25 communicates with the channel 26, wherein a central axis of the through hole 25 is collinear with a central axis of the insertion hole 24, because the electrode tip 40 is connected and led out of the welding electrode holder 20 by an insertion manner, the insertion end 41 and the insertion hole 24 are tightly matched by each spot welding, the insertion end 41 and the insertion hole 24 are tightly matched with each other as the number of spot welding increases, the electrode tip 40 cannot be quickly disassembled by a common means, the leading-out welding electrode holder 20 does not have a space for tool operations such as pliers and a hammer, the through hole 25 is provided, then a common iron rod or a screw 70 which can enter from the through hole 25 is adopted, the iron rod or the screw 70 enters from the through hole 25, then passes through the channel 26 and enters the insertion hole 24, the insertion end 41 located in the insertion hole 24, the insertion point can be quickly disassembled by adding an external force or the iron rod or the screw 70, and the insertion end can be conveniently removed from the insertion hole 24.
In addition, after the spot welding operation lasts hundreds of pieces, the electrode tip 40 is oxidized and worn under the action of high pressure, high temperature and large current, the welding quality is affected, a new electrode tip 40 must be replaced, and because the contact surface between the embedded end 41 and the lead-out welding electrode holder 20 is oxidized and adhered under the condition of over-heating, the embedded end 41 is often difficult to detach from the embedded hole 24, even though the through hole 25 exists, the operator needs to spend great force to detach the electrode tip 40, for this reason, the through hole 25 of the embodiment has internal threads, by adopting the screw 70 matched with the internal threads, and then by screwing the slow screw 70, the screw 70 can be close to the embedded hole 24 under the action of the threads, as the screwing depth of the screw 70 is increased, the electrode tip 40 is ejected from the embedded hole 24 at a little point, a hammer and a pliers are not needed, the electrode tip 40 can not be taken out without damage, and the lead-out welding electrode holder 20 does not need to be detached.
In this embodiment, as shown in fig. 1, the inserting hole 24 is a taper hole, the inserting end 41 is a frustum shape capable of being matched with the taper hole, the inserting end 41 of the frustum shape can be conveniently and rapidly inserted into the taper hole, and the inserting end 41 and the taper hole have the same taper, so that each sequential spot welding is performed, the lower electrode 11 is pressed and supported to apply a pressing and supporting force to the electrode tip 40, so that the inserting end 41 and the taper hole are combined more tightly, so that the inserting end 41 is not easy to be separated from the taper hole, and the inserting end 41 and the taper hole of the frustum shape are detached by using an ejection structure, and the detachment is also convenient due to the same taper.
In other embodiments, the lead-out welding electrode holder 20 includes an electrode holder body 21, a first mounting portion 22 and a second mounting portion 23, the first mounting portion 22 and the second mounting portion 23 are respectively disposed on two sides of the electrode holder body 21, wherein the electrode holder body 21, the first mounting portion 22 and the second mounting portion 23 jointly form the channel 26, the first mounting surface is located on the first mounting portion 22, and the second mounting surface is located on the second mounting portion 23. Preferably, the electrode holder body 21, the first mounting portion 22 and the second mounting portion 23 are integrally formed, so that the lead welding electrode holder 20 is more stable in structure and has a longer service life. Preferably, the lead-out welding electrode holder 20 is a C-shaped structure, and specifically, the electrode holder body 21, the first mounting portion 22 and the second mounting portion 23 are combined to form the C-shaped structure.
In other embodiments, the lead-out welding electrode holder 20 further has a third mounting surface, the third mounting surface is adjacent to the first mounting surface, the third mounting surface is perpendicular to the first mounting surface, the electrode block 30 has a connecting portion and a contact portion for contacting with the electrode 12 on the spot welding gun, the connecting portion is attached to the third mounting surface, the contact portion is attached to the first mounting surface, and the connecting portion is connected with the lead-out welding electrode holder 20 through bolts so as to rapidly detach or replace the electrode block 30, wherein the contact portion is opposite to the electrode head 40, as can be understood with reference to fig. 2.
In other embodiments, the lead-out welding electrode holder 20 has a water cooling channel 50 for cooling, and the welding quality is ensured by using the characteristic that heat is transferred from a high-temperature object to a low-temperature object by circulating a cooling liquid in the water cooling channel 50, so that the heat transferred to the lead-out welding electrode holder 20 due to spot welding is effectively taken away. Specifically, a first channel 51 is formed on the first mounting surface, a second channel 52 is formed at the bottom of the lead-out welding electrode holder 20 close to the channel 26, the second channel is close to the second mounting surface, and the first channel 51 is communicated with the second channel 52, so that the water cooling channel 50 is formed.
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 above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (10)
1. The utility model provides a draw forth and weld structure for guide rail guide slot which characterized in that: including drawing forth welding electrode holder (20), electrode block (30) and electrode tip (40), it has first installation face and second installation face to draw forth welding electrode holder (20), first installation face is parallel the second installation face, just first installation face with channel (26) that are used for keeping away empty guide rail guide slot (60) have between the second installation face, electrode block (30) are located first installation face and detachable connection draw forth welding electrode holder (20), electrode tip (40) are located second installation face and embedding are connected draw forth welding electrode holder (20), wherein, it will still to be equipped with the convenience on welding electrode holder (20) to draw forth electrode tip (40) top is kept away from draw forth welding electrode holder (20) ejecting structure.
2. The lead-out weld structure for guide rail guide grooves according to claim 1, characterized in that: electrode tip (40) have embedded end (41), be equipped with on the second mounting surface with embedded end (41) matched with insert hole (24), insert hole (24) intercommunication channel (26), ejecting structure is located first mounting surface, ejecting structure is through-hole (25), through-hole (25) intercommunication channel (26), wherein, the axis of through-hole (25) with the axis collineation of insert hole (24).
3. The lead-out weld structure for a guide rail guide groove according to claim 2, wherein: the through hole (25) has an internal thread therein.
4. The lead-out weld structure for guide rail guide grooves according to claim 2, wherein: the embedding hole (24) is a conical hole, and the embedding end (41) is in a frustum shape matched with the conical hole.
5. The lead-out weld structure for a guide rail guide groove according to claim 1, wherein: draw forth and weld electrode holder (20) and include electrode holder body (21), first installation department (22) and second installation department (23), first installation department (22) with second installation department (23) arrange respectively the both sides of electrode holder body (21), wherein, electrode holder body (21) first installation department (22) with second installation department (23) three forms jointly channel (26), first installation face is located first installation department (22), the second installation face is located second installation department (23).
6. The lead-out weld structure for a guide rail guide groove according to claim 5, wherein: the electrode holder body (21), the first installation part (22) and the second installation part (23) are of an integrated structure.
7. The lead-out weld structure for a guide rail guide groove according to claim 5, wherein: the lead-out welding electrode holder (20) is of a C-shaped structure.
8. The lead-out weld structure for a guide rail guide groove according to claim 1, wherein: the leading-out welding electrode holder (20) is further provided with a third mounting surface, the third mounting surface is bordered with the first mounting surface, the third mounting surface is perpendicular to the first mounting surface, the electrode block (30) is provided with a connecting portion and a contact portion used for being in contact with an electrode (12) on a spot welding gun, the connecting portion is attached to the third mounting surface, the contact portion is attached to the first mounting surface, the connecting portion is connected with the leading-out welding electrode holder (20) through a bolt, and the contact portion is opposite to the electrode tip (40).
9. The lead-out weld structure for a guide rail guide groove according to claim 1, wherein: the extraction welding electrode holder (20) is provided with a water cooling channel (50) for cooling.
10. The lead-out weld structure for guide rail guide grooves according to claim 9, wherein: the first mounting surface is provided with a first channel (51), the position, close to the bottom of the channel (26), of the lead-out welding electrode holder (20) is provided with a second channel (52), the second channel is close to the second mounting surface, and the first channel (51) is communicated with the second channel (52) so as to form the water cooling channel (50).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221978046.7U CN217965251U (en) | 2022-07-28 | 2022-07-28 | Lead-out welding structure for guide rail guide groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221978046.7U CN217965251U (en) | 2022-07-28 | 2022-07-28 | Lead-out welding structure for guide rail guide groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217965251U true CN217965251U (en) | 2022-12-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221978046.7U Active CN217965251U (en) | 2022-07-28 | 2022-07-28 | Lead-out welding structure for guide rail guide groove |
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| Country | Link |
|---|---|
| CN (1) | CN217965251U (en) |
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2022
- 2022-07-28 CN CN202221978046.7U patent/CN217965251U/en active Active
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