CN212577872U - Electrode holder - Google Patents
Electrode holder Download PDFInfo
- Publication number
- CN212577872U CN212577872U CN202021306104.2U CN202021306104U CN212577872U CN 212577872 U CN212577872 U CN 212577872U CN 202021306104 U CN202021306104 U CN 202021306104U CN 212577872 U CN212577872 U CN 212577872U
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- welding
- ejector rod
- hole
- insulating
- red copper
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Abstract
An electric welding clamp relates to an electric welding clamp. Mainly be for solving current electrode holders and change the difficult scheduling problem of welding electrode and design. The welding clamp comprises a welding clamp body, wherein the welding clamp body is provided with an upper opening, a lower opening, a front supporting plate and a rear supporting plate; the welding clamp head is welded at the front end of the welding clamp body; the red copper welding tongs head is provided with a welding rod mounting hole and a transverse hole; the pressure plate is connected to the top of the welding tongs head through a screw; a pressing wire groove is arranged on the welding tongs head; the front end of the ejector rod extends into the transverse hole; the support sleeve is fixed in the soldering tong body, the rear end of the ejector rod extends into the support sleeve, and the ejector rod is connected with the support sleeve through a pin; the ejector rod is sleeved with an insulating roller, the front end of the insulating roller is provided with a steel sleeve, the rear end of the insulating roller is provided with a steel nut, the ejector rod is in sliding contact with the steel sleeve, and the ejector rod is in threaded connection with the steel nut. An insulating tube is sleeved outside the welding clamp body; the insulating tube is provided with a hole corresponding to the welding rod mounting hole, the outer surface of the front part of the insulating tube is sleeved with a burning-proof cover, and the position of the burning-proof cover corresponding to the hole of the insulating tube is also provided with a hole. Its advantage is saving labour for replacing welding electrode.
Description
The technical field is as follows:
the utility model relates to an electric welding clamp.
Background art:
the existing electrode holders are assembled by a holder handle, a pressing handle, a spring, an upper holder jaw, a lower holder jaw, an insulating layer and the like. When installing the welding electrode, the clamp handle is held by hand, the pressing handle is pressed forcefully to open the upper jaw and the lower jaw, the welding electrode is put in, the pressing handle is released, and the welding electrode is clamped by the upper jaw and the lower jaw under the action of the spring. An operator needs to frequently replace the welding electrode in the welding work, and the operator needs to press the welding electrode twice with force every time when replacing the hand, which is very labor-consuming. In addition, the pressing handle is repeatedly pressed, so that the elasticity of the spring is insufficient, the upper and lower jaws are in poor contact with the welding electrode, the welding electrode holder generates heat and burns hands, and the welding electrode holder is damaged due to overheating.
The invention content is as follows:
the utility model aims to solve the technical problem that an electrode holder is provided which is labor-saving in replacement and has good contact between the electrode and the electrode holder as well as between the power line and the electrode holder.
The above object is achieved by: the welding clamp comprises a cylindrical welding clamp body, wherein an upper opening is formed in the top end of the welding clamp body, and a lower opening is formed in the bottom end of the welding clamp body; an annular front supporting plate is fixed on the welding clamp body in front of the lower opening, and an annular rear supporting plate is fixed on the welding clamp body behind the lower opening;
the red copper welding head is welded at the front end of the welding clamp body; the red copper welding tongs head is provided with a welding rod mounting hole with a downward opening, and the welding rod mounting hole is gradually inclined forwards from top to bottom so as to facilitate welding; a transverse hole is arranged on the red copper welding tong head behind the welding rod mounting hole, and the front end of the transverse hole is communicated with the welding rod mounting hole; the pressing plate is connected to the top of the red copper welding tong head through a screw; the left side and the right side of the upper part of the red copper welding tong head are both provided with a piezoelectric wire casing;
the welding tongs body is also internally provided with a mandril, the front end of the mandril extends into the transverse hole, and the rear end of the mandril is provided with external threads;
the support sleeve is fixed in the welding tongs body behind the lower opening, the left side surface and the right side surface of the support sleeve are correspondingly provided with long holes, the left side surface and the right side surface of the rear end of the ejector rod are correspondingly provided with pin holes, the rear end of the ejector rod extends into the support sleeve through the holes of the front support plate and the rear support plate, and the pin penetrates into the pin hole of the ejector rod and the long hole of the support sleeve to realize the connection of the ejector rod and the support sleeve;
an insulating roller is sleeved on the ejector rod between the front supporting plate and the rear supporting plate, a steel sleeve is fixed at the front end of the insulating roller, a steel nut is fixed at the rear end of the insulating roller, the ejector rod is in sliding contact with the steel sleeve, and the ejector rod is in threaded connection with the steel nut; the front end of the steel sleeve is contacted with the front supporting plate, the steel nut is contacted with the rear supporting plate, and the insulating roller is stirred to drive the ejector rod to move back and forth.
An insulating tube is sleeved outside the soldering turret body, and an opening is formed in the position, corresponding to the insulating roller, of the insulating tube, so that the insulating roller is exposed; the insulating tube is provided with a hole at the welding rod mounting hole corresponding to the red copper welding tong head, the outer surface of the front part of the insulating tube is sleeved with an iron anti-burning cover, and the position of the anti-burning cover corresponding to the hole of the insulating tube is also provided with a hole.
The front half part of the ejector rod is a red copper ejector rod, the rear half part of the ejector rod is a steel ejector rod, and the front half part and the rear half part are connected through a pin.
The electric wire in the soldering turret body is a bare wire so as to dissipate heat; the electric wires positioned at the rear part and the outer surface of the soldering turret body are handle wires. One part of the front end of the bare wire is placed in the piezoelectric wire slot on the left side of the red copper welding head, the other part of the front end of the bare wire is placed in the piezoelectric wire slot on the right side of the red copper welding head, and the screw is screwed down to press the pressing plate on the wire. The power line is ensured to be well contacted with the welding tongs.
The utility model has the advantages that: when the welding rod is installed, the insulating roller is only needed to be pulled by hands, so that the front end of the ejector rod is tightly propped against the welding rod, and when the welding rod is replaced, the insulating roller is pulled by fingers in the opposite direction, so that the ejector rod moves backwards. Can be replaced by small force, and is very convenient. The problem of poor contact between the upper and lower jaws and the welding electrode due to insufficient spring force caused by repeated pressing is avoided.
Description of the drawings:
fig. 1 is a schematic front view of the present invention;
fig. 2 is a right-side view structural schematic diagram of the red copper welding head of the present invention.
The specific implementation mode is as follows:
the present invention will be further explained with reference to fig. 1 and 2;
the welding clamp comprises a cylindrical welding clamp body 1, wherein an upper opening 2 is formed in the top end of the welding clamp body, and a lower opening 3 is formed in the bottom end of the welding clamp body; an annular front supporting plate 4 is fixed on the welding clamp body in front of the lower opening, and an annular rear supporting plate 5 is fixed on the welding clamp body behind the lower opening;
the red copper welding head 6 is welded at the front end of the welding head body; the red copper welding tongs head is provided with a welding rod mounting hole 7 with a downward opening, and the welding rod mounting hole is gradually inclined forwards from top to bottom so as to facilitate welding; a transverse hole 8 is arranged on the red copper welding tong head behind the welding rod mounting hole, and the front end of the transverse hole is communicated with the welding rod mounting hole; the pressing plate 9 is connected to the top of the red copper welding tong head through a screw 10; the left side and the right side of the upper part of the red copper welding tong head are both provided with a piezoelectric wire casing 11;
the interior of the welding tongs body is also provided with a mandril 12, the front end of the mandril extends into the transverse hole, and the rear end of the mandril is provided with external threads;
the supporting sleeve 13 is fixed in the welding tongs body behind the lower opening, the left and right side surfaces of the supporting sleeve are correspondingly provided with long holes, the left and right side surfaces of the rear end of the ejector rod are correspondingly provided with pin holes, the rear end of the ejector rod extends into the supporting sleeve after passing through the holes of the front supporting plate and the rear supporting plate, and the pin 14 is inserted into the pin hole of the ejector rod and the long hole of the supporting sleeve to realize the connection between the ejector rod and the supporting sleeve;
an insulating roller 15 is sleeved on the ejector rod between the front supporting plate and the rear supporting plate, a steel sleeve 16 is fixed at the front end of the insulating roller, a steel nut 17 is fixed at the rear end of the insulating roller, the ejector rod is in sliding contact with the steel sleeve, and the ejector rod is in threaded connection with the steel nut; the front end of the steel sleeve is contacted with the front supporting plate, the steel nut is contacted with the rear supporting plate, and the insulating roller is stirred to drive the ejector rod to move back and forth.
An insulating tube 18 is sleeved outside the soldering turret body, and an opening is formed in the position, corresponding to the insulating roller, of the insulating tube, so that the insulating roller is exposed; the insulating tube is provided with a hole at the welding rod mounting hole corresponding to the red copper welding tong head, an iron anti-burning cover 19 is sleeved outside the front part of the insulating tube, and the anti-burning cover is also provided with a hole at the position corresponding to the hole of the insulating tube.
The front half part of the ejector rod is a red copper ejector rod, the rear half part of the ejector rod is a steel ejector rod, and the front half part and the rear half part are connected through a pin.
The electric wire 20 in the soldering turret body is a bare wire so as to dissipate heat; the electric wires positioned at the rear part and the outer surface of the soldering turret body are handle wires. One part of the front end of the bare wire is placed in the piezoelectric wire slot on the left side of the red copper welding head, the other part of the front end of the bare wire is placed in the piezoelectric wire slot on the right side of the red copper welding head, and the screw is screwed down to press the pressing plate on the wire. The power line is ensured to be well contacted with the welding tongs.
Claims (3)
1. Electrode holder, including the welding tongs body (1) of tube-shape, characterized by: the top end of the soldering turret body is provided with an upper opening (2), and the bottom end of the soldering turret body is provided with a lower opening (3); an annular front supporting plate (4) is fixed on the welding clamp body in front of the lower opening, and an annular rear supporting plate (5) is fixed on the welding clamp body behind the lower opening;
the red copper welding head (6) is welded at the front end of the welding head body; the red copper welding tongs head is provided with a welding rod mounting hole (7) with a downward opening, and the welding rod mounting hole is gradually inclined forwards from top to bottom so as to facilitate welding; a transverse hole (8) is arranged on the red copper welding tong head behind the welding rod mounting hole, and the front end of the transverse hole is communicated with the welding rod mounting hole; the pressing plate (9) is connected to the top of the red copper welding tong head through a screw (10); the left side and the right side of the upper part of the red copper welding tong head are both provided with a piezoelectric wire casing (11);
a mandril (12) is also arranged in the welding tongs body, the front end of the mandril extends into the transverse hole, and the rear end of the mandril is provided with external threads;
the support sleeve (13) is fixed in the welding tongs body behind the lower opening, the left side surface and the right side surface of the support sleeve are correspondingly provided with long holes, the left side surface and the right side surface of the rear end of the ejector rod are correspondingly provided with pin holes, the rear end of the ejector rod extends into the support sleeve from the holes of the front support plate and the rear support plate after passing through the holes, and a pin (14) penetrates into the pin holes of the ejector rod and the long holes of the support sleeve to realize the connection of the ejector rod and the support sleeve;
an insulating roller (15) is sleeved on the ejector rod positioned between the front supporting plate and the rear supporting plate, a steel sleeve (16) is fixed at the front end of the insulating roller, a steel nut (17) is fixed at the rear end of the insulating roller, the ejector rod is in sliding contact with the steel sleeve, and the ejector rod is in threaded connection with the steel nut; the front end of the steel sleeve is contacted with the front supporting plate, and the steel nut is contacted with the rear supporting plate.
2. Electrode holder according to claim 1, characterized in that: an insulating tube (18) is sleeved outside the soldering turret body, and an opening is formed in the position, corresponding to the insulating roller, of the insulating tube, so that the insulating roller is exposed; the insulating tube is provided with a hole at the welding rod mounting hole corresponding to the red copper welding tong head, an iron anti-burning cover (19) is sleeved outside the front part of the insulating tube, and the anti-burning cover is also provided with a hole at the position corresponding to the hole of the insulating tube.
3. Electrode holder according to claim 1 or 2, characterized in that: the front half part of the ejector rod is a red copper ejector rod, the rear half part of the ejector rod is a steel ejector rod, and the front half part and the rear half part are connected through a pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021306104.2U CN212577872U (en) | 2020-07-07 | 2020-07-07 | Electrode holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021306104.2U CN212577872U (en) | 2020-07-07 | 2020-07-07 | Electrode holder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212577872U true CN212577872U (en) | 2021-02-23 |
Family
ID=74654733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021306104.2U Active CN212577872U (en) | 2020-07-07 | 2020-07-07 | Electrode holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212577872U (en) |
-
2020
- 2020-07-07 CN CN202021306104.2U patent/CN212577872U/en active Active
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