CN218016586U - Water-cooled drawing welding gun - Google Patents
Water-cooled drawing welding gun Download PDFInfo
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- CN218016586U CN218016586U CN202221780246.1U CN202221780246U CN218016586U CN 218016586 U CN218016586 U CN 218016586U CN 202221780246 U CN202221780246 U CN 202221780246U CN 218016586 U CN218016586 U CN 218016586U
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Abstract
The utility model relates to a water-cooled drawing welding gun, which comprises a gun body and a gun head of the welding gun, wherein the gun body and the gun head are installed or disassembled through the matching of a gun body connecting part and a gun head connecting part, the gun body connecting part comprises a gun body (1), an annular groove (101) is arranged in the inner wall of the gun body (1), the upper part of the right end is provided with a water inlet hole (102), and the lower part of the right end is provided with a water outlet hole (103); a spring (104) and a sliding sleeve (105) are arranged in the annular groove (101); the gun head connecting part comprises a gun head body (2), an annular pressing cylinder (201) is arranged at the right end of the gun head body (2), a fixing sleeve (202) is arranged on the outer ring, and a cooling water channel (203) leading to the gun head is arranged on the inner wall of the gun head body; the right upper part of the inner wall of the annular pressure cylinder (201) is provided with a water inlet (204) communicated with the cooling water channel (203), and the right lower part of the outer wall is provided with a water outlet (205) communicated with the cooling water channel (203). The utility model discloses simple structure, the rifle head is changed conveniently, improves welder life by a wide margin.
Description
Technical Field
The utility model relates to a welder is drawn to water-cooled belongs to welding and equips technical field.
Background
The welding gun is an important tool for welding operation of processing and manufacturing enterprises, and the gun head part of the welding gun is required to bear high temperature generated in the welding process, so that the welding gun is easily overheated and damaged, and the service life of the welding gun is seriously influenced. At present, in order to prolong the service life of a welding gun, a water cooling structure is generally additionally arranged on the welding gun to cool a gun head and a gun body and prolong the service life of the welding gun. However, the damage of the gun head part still causes the whole welding gun to be scrapped, and in order to further improve the service life of the welding gun, the structure of the gun head must be improved, for example, the water-cooled welding gun with the gun head capable of being disassembled and replaced has a greatly prolonged service life, and the cost for replacing the gun head is much lower than that for replacing the whole welding gun. However, the water-cooled welding gun with the replaceable gun head has the main problem that when the gun head is detached and replaced, cooling water is sprayed out to influence the replacement of the gun head.
Disclosure of Invention
An object of the utility model is to overcome above-mentioned not enough, provide a welder is drawn to convenient water-cooled of simple structure, rifle head change.
The purpose of the utility model is realized like this:
a water-cooled drawing welding gun comprises a gun body and a gun head of the welding gun, wherein the gun body and the gun head are installed or disassembled in a matched mode through a gun body connecting part and a gun head connecting part; a spring and a sliding sleeve are arranged in the annular groove, a water passing groove for communicating the upper part of the middle section of the annular groove with a water inlet hole at the upper right end is arranged on the annular groove, and the lower part of the middle section of the annular groove is communicated with a water outlet hole at the lower right end;
the gun head connecting part comprises a gun head body, an annular pressing cylinder is arranged at the right end of the gun head body, a fixing sleeve is arranged on the outer ring of the gun head body, and a cooling water channel leading to the gun head is arranged on the inner wall of the gun head body; the right upper part of the inner wall of the annular pressing cylinder is provided with a water inlet communicated with the cooling water channel, and the right lower part of the outer wall of the annular pressing cylinder is provided with a water outlet communicated with the cooling water channel; the fixed sleeve movably installs the gun head body on the gun body;
the water inlet corresponds to the upper part of the middle section of the annular groove; the water outlet corresponds to the lower part of the middle section of the annular groove.
Furthermore, an O-shaped sealing ring is installed at the left end of the annular groove.
Furthermore, O-shaped sealing rings are mounted on the left end face and the outer ring of the sliding sleeve.
Furthermore, the spring is made of stainless steel.
Furthermore, the center of body of the rifle and rifle head body is equipped with the central air vent of corresponding intercommunication.
Furthermore, an elastic positioning pin and a concave pit which are matched with each other for positioning are arranged on the contact end surface of the gun body and the gun head body.
Furthermore, the fixed sleeve is connected with the gun body through a thread screwing or quick-connecting buckle.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model has simple structure, and the annular pressure cylinder and the sliding sleeve structure which are mutually matched are arranged between the gun head and the gun body, and the annular pressure cylinder pushes the sliding sleeve to be communicated with the cooling water channel to cool the gun head after assembly; when the gun body is disassembled, the annular pressing cylinder is separated from the sliding sleeve, the sliding sleeve timely seals the water outlet passage, cooling water circulates inside the gun body, the cooling water is prevented from being sprayed out, the gun head is quickly and simply replaced, and the service life of the whole welding gun is greatly prolonged.
Drawings
Fig. 1 is the schematic view of the gun head and body assembly structure of the water-cooled drawing welding gun of the present invention.
Fig. 2 is the utility model discloses a structure schematic diagram is dismantled to rifle head body of welder is drawn to water-cooled.
Wherein:
the gun body comprises a gun body 1, a gun head body 2 and a vent hole 3;
the water inlet structure comprises an annular groove 101, a water inlet hole 102, a water outlet hole 103, a spring 104, a sliding sleeve 105, a water passing groove 106, a sealing ring 107 and a positioning pin 108;
the annular pressure cylinder 201, the fixed sleeve 202, the cooling water channel 203, the water inlet 204, the water outlet 205 and the pit 206.
Detailed Description
Referring to 1~2, the water-cooled drawing welding gun of the present invention comprises a body and a head of the welding gun, both of which are mounted or dismounted via a body connecting part and a head connecting part,
the gun body connecting part comprises a gun body 1, an annular groove 101 is formed in the inner wall of the gun body 1, a water inlet hole 102 is formed in the upper part of the right end of the gun body, and a water outlet hole 103 is formed in the lower part of the right end of the gun body; a stainless steel spring 104 and a sliding sleeve 105 are arranged in the annular groove 101, a water passing groove 106 which is communicated with the upper part of the middle section of the annular groove 101 and the water inlet hole 102 at the upper right end is arranged on the annular groove 101, and the lower part of the middle section of the annular groove 101 is communicated with the water outlet hole 103 at the lower right end; o-shaped sealing rings 107 are arranged at the left end of the annular groove 101, the left end surface of the sliding sleeve 105 and the outer ring of the annular groove and used for assembling and sealing;
the gun head connecting part comprises a gun head body 2, an annular pressing cylinder 201 is arranged at the right end of the gun head body 2, a fixing sleeve 202 is arranged on the outer ring of the gun head body, and a cooling water channel 203 leading to the gun head is arranged on the inner wall of the gun head body; a water inlet 204 communicated with the cooling water channel 203 is arranged at the right upper part of the inner wall of the annular pressure cylinder 201, and a water outlet 205 communicated with the cooling water channel 203 is arranged at the right lower part of the outer wall; the gun head body 2 is detachably arranged on the gun body 1 by the fixing sleeve 202 in a threaded screwing or quick-connecting buckling mode; the water inlet 204 corresponds to the upper part of the middle section of the annular groove 101; the water outlet 205 corresponds to the lower part of the middle section of the annular groove 101.
The center parts of the gun body 1 and the gun head body 2 are provided with center vent holes 3 which are correspondingly communicated and used for leading welding protective gas to the gun head; the end face of the gun body 1, which is in contact with the gun head body 2, is provided with an elastic positioning pin 108 and a concave pit 206 which are matched with each other for positioning, and when the gun body 1 or the gun head body 2 is assembled, the gun body 1 or the gun head body 2 is slightly rotated to make positioning sound, so that the assembling and positioning precision is improved.
During assembly, the annular pressing cylinder 201 of the gun head body 2 is inserted into the annular groove 101 of the gun body 1; the right end of the annular pressure cylinder 201 pushes the sliding sleeve 105 to move rightwards, the water inlet 204 moves rightwards to the upper part of the middle section of the annular groove 101 to be communicated with the water passing groove 106, and the water outlet 205 moves rightwards to the lower part of the middle section of the annular groove 101 to be communicated with the water outlet hole 103; slightly rotate rifle head body 2, hear the click promptly and show that body of a gun 1 and body of a gun 2 have been fixed a position accurate, lock tight fixed sleeve 202 and make body of a gun 2 of rifle firmly install on body of a gun 1, accomplish the assembly of rifle head and body of a gun. Cooling water enters from the water inlet hole 102, sequentially passes through the annular groove 101, the water passing groove 106, the upper part of the middle section of the annular groove 101 and the water inlet 204, enters the cooling water channel 203 and is cooled by the high-temperature gun head; and after cooling, the return water flows from the high-temperature gun head to the lower part of the middle section of the annular groove 101 from the water outlet 205 through the cooling water channel 203 and then flows out from the water outlet hole 103, so that cooling water cooling circulation is completed.
During the dismantlement, loosen fixed sleeve 202, throw off rifle head body 2 from body of a gun 1, annular pressure section of thick bamboo 201 breaks away from ring channel 101, sliding sleeve 105 moves left under the promotion of spring 104, plug up ring channel 101 middle section and left end export immediately, cooling water flows into the delivery port through ring channel 101 and forms body of a gun 1 internal recycle this moment, prevent that cooling water from the left end export blowout of ring channel 101, cooling water jets out the problem when having solved the rifle head and having torn open and trade, make water-cooled welder realize the purpose of quick high-efficient change rifle head, the whole life of welder has been improved.
In addition: it should be noted that the above-mentioned embodiment is only a preferred embodiment of the present patent, and any modification or improvement made by those skilled in the art based on the above-mentioned conception is within the protection scope of the present patent.
Claims (7)
1. The utility model provides a welder is drawn to water-cooled, contains welder's body of a gun and rifle head, and both install or dismantle its characterized in that through body of a gun connecting portion and rifle head connecting portion cooperation:
the gun body connecting part comprises a gun body (1), an annular groove (101) is formed in the inner wall of the gun body (1), a water inlet hole (102) is formed in the upper part of the right end of the gun body, and a water outlet hole (103) is formed in the lower part of the right end of the gun body; a spring (104) and a sliding sleeve (105) are arranged in the annular groove (101), a water passing groove (106) which is communicated with the upper part of the middle section of the annular groove (101) and the water inlet hole (102) at the upper right end is arranged on the annular groove (101), and the lower part of the middle section of the annular groove (101) is communicated with the water outlet hole (103) at the lower right end;
the gun head connecting part comprises a gun head body (2), an annular pressing cylinder (201) is arranged at the right end of the gun head body (2), a fixing sleeve (202) is arranged on the outer ring, and a cooling water channel (203) leading to the gun head is arranged on the inner wall of the gun head body; a water inlet (204) communicated with the cooling water channel (203) is formed in the right upper part of the inner wall of the annular pressure cylinder (201), and a water outlet (205) communicated with the cooling water channel (203) is formed in the right lower part of the outer wall of the annular pressure cylinder; the gun head body (2) is movably arranged on the gun body (1) by the fixed sleeve (202);
the water inlet (204) corresponds to the upper part of the middle section of the annular groove (101); the water outlet (205) corresponds to the lower part of the middle section of the annular groove (101).
2. The water-cooled drawing torch according to claim 1, wherein: and an O-shaped sealing ring (107) is arranged at the left end of the annular groove (101).
3. The water-cooled drawing torch according to claim 1, wherein: and O-shaped sealing rings (107) are arranged on the left end surface and the outer ring of the sliding sleeve (105).
4. The water-cooled drawing torch according to claim 1, wherein: the spring (104) is made of stainless steel.
5. The water-cooled drawing torch according to claim 1, wherein: the center parts of the gun body (1) and the gun head body (2) are provided with center vent holes (3) which are correspondingly communicated.
6. The water-cooled drawing torch according to claim 1, wherein: and the end surface of the gun body (1) contacted with the gun head body (2) is provided with an elastic positioning pin (108) and a pit (206) which are matched with each other for positioning.
7. The water-cooled drawing welding gun according to claim 1, characterized in that: the fixed sleeve (202) is connected with the gun body (1) through a threaded screwing or quick-connecting buckle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202221780246.1U CN218016586U (en) | 2022-07-12 | 2022-07-12 | Water-cooled drawing welding gun |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202221780246.1U CN218016586U (en) | 2022-07-12 | 2022-07-12 | Water-cooled drawing welding gun |
Publications (1)
Publication Number | Publication Date |
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CN218016586U true CN218016586U (en) | 2022-12-13 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202221780246.1U Active CN218016586U (en) | 2022-07-12 | 2022-07-12 | Water-cooled drawing welding gun |
Country Status (1)
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CN (1) | CN218016586U (en) |
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2022
- 2022-07-12 CN CN202221780246.1U patent/CN218016586U/en active Active
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