CN213379979U - Electric welding pliers - Google Patents
Electric welding pliers Download PDFInfo
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- CN213379979U CN213379979U CN202021662403.XU CN202021662403U CN213379979U CN 213379979 U CN213379979 U CN 213379979U CN 202021662403 U CN202021662403 U CN 202021662403U CN 213379979 U CN213379979 U CN 213379979U
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- mounting head
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- screw hole
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Abstract
The utility model aims at providing an electric welding clamp, which comprises a holding rod, an installing head and a positioning knob; the holding rod is a hollow pipe body which is made of insulating materials and has two open ends, and the mounting head is fixedly arranged at the front end of the holding rod; the mounting head is provided with an electric wire connecting groove along the axial direction of the mounting head, the front end of the mounting head is provided with a semi-cylindrical table, a square plane of the semi-cylindrical table is provided with an inclined hole, the inclined hole penetrates through the semi-circular surface of the semi-cylindrical table along the front lower part, the plane where the inclined hole is located is vertical to the square plane of the semi-cylindrical table, and the inclined hole is used for inserting a welding rod; the side surface of the semi-cylindrical table is provided with a positioning screw hole, and the tail end of the positioning screw hole is communicated with the middle section of the inclined hole; the front end of the positioning knob is provided with a screw which is screwed into the positioning screw hole for fixing the welding rod. The utility model discloses overcoming prior art defect that can be better, having convenient operation, it is few to change welding rod consumption physical power, and long-time operation can not influence advantages such as operation precision because of sending out scalding etc. is particularly suitable for long-time welding operation.
Description
Technical Field
The utility model relates to an electric welding field, concretely relates to electrode holders.
Background
The traditional electrode holders generally comprise a clamp, a spring and an insulating handle structure, and the welding rod is clamped by adopting a clamping mode. In the in-service use, when needs continuity of operation, make the electrode holders generate heat easily and scald when burning in succession, the centre gripping electrode holders spring becomes soft, leads to the centre gripping not to live the welding rod, and the welding rod perhaps can left and right sides rock, influences the operation for the welding master can not weld out ideal welding seam.
Moreover, the traditional electrode holders are unreasonable in design, continuous welding can continuously generate heat, and the hand holding the welding handle part can generate heat and scald the rubber bag, so that the rubber bag is aged, and even hands of a welder can be scalded. The traditional welding handle is too complex in design, too many in parts, high in manufacturing cost, easy to damage and not easy to maintain.
Moreover, the traditional electrode holders consider the clamping stability, the tension of the spring is stronger, the physical strength is higher when the welding rod is replaced in the using process during long-time operation, and the labor consumption is increased. In addition, when the spring is softened or the operation is not proper, unstable conditions can occur when the welding rod is clamped, and the welding rod is melted in a clamping plate of the electrode holder under the action of electric sparks, so that the electrode holder is damaged.
Disclosure of Invention
The utility model aims at providing an electric welding pliers, this electric welding pliers can be better overcome prior art defect, have convenient operation, it consumes physical power few to change the welding rod, and long-time operation can not be because of sending out advantages such as influence operation precision such as boiling hot, especially is fit for long-time welding jobs.
The technical scheme of the utility model as follows:
the electrode holders comprise holding rods, mounting heads and positioning knobs;
the holding rod is a hollow pipe body which is made of insulating materials and has two open ends, and the mounting head is fixedly arranged at the front end of the holding rod;
the mounting head is made of conductive materials, the rear part of the mounting head is provided with an electric wire connecting groove along the axial direction of the mounting head, the front end of the mounting head is provided with a semi-cylindrical table, a square plane of the semi-cylindrical table is provided with an inclined hole, the inclined hole penetrates through the semicircular surface of the semi-cylindrical table along the front lower part, the plane where the inclined hole is located is vertical to the square plane of the semi-cylindrical table, and the inclined hole is used for inserting a welding rod; the side surface of the semi-cylindrical table is provided with a positioning screw hole, and the tail end of the positioning screw hole is communicated with the middle section of the inclined hole;
the front end of the positioning knob is provided with a screw which is screwed into the positioning screw hole for fixing the welding rod.
The holding rod and the positioning knob are both made of bakelite.
The mounting head is made of copper.
The side wall of the front end of the holding rod is provided with a screw hole a, the side wall of the rear part of the mounting head is provided with a screw hole b, the screw hole b corresponds to the screw hole a, and the mounting head is mounted on the front end of the holding rod through screwing the screw hole b and the screw hole a into a bolt for fixation.
More than one screw hole c is arranged on the side wall of the middle part of the mounting head at intervals, the tail end of each screw hole c is communicated with the wire connecting groove, and the wire joint connected into the wire connecting groove is fixed through a screw-in bolt.
The rear end of the holding rod is provided with a locking mechanism for locking the electric wire extending into the holding rod from the rear end.
The locking mechanism comprises a spiral seat, a clamping claw and a locking nut; the screw seat is fixedly sleeved on the outer wall of the rear end of the holding rod, and the outer wall of the rear part of the screw seat is provided with external threads; a plurality of clamping claws are arranged on the rear end surface of the spiral seat at intervals along the circumference, and the clamping claws are made of elastic materials and extend backwards along the axial direction of the holding rod; the rear portion of lock nut inner wall be equipped with the internal thread that corresponds the external screw thread, the front portion of lock nut inner wall is equipped with the arc platform, the arc platform correspond and press from both sides the claw, when lock nut screw in spiral shell, the oppression makes each press from both sides the claw inwards compress, compresses tightly the electric wire.
The included angle between the axis of the inclined hole and the axis of the holding rod is 60-90 degrees.
The locking mechanism is made of insulating materials.
The working process of the utility model is as follows:
the electric wire is stretched into the holding rod from the rear end of the holding rod, the front end of the electric wire is a joint with rubber removed, the joint stretches into an electric wire connecting groove, the electric wire connecting groove is locked through a bolt, the electric wire connecting groove is communicated with the mounting head, when operation is needed, the welding machine is closed, then the welding rod is inserted into the inclined hole, the positioning knob is screwed tightly, the welding rod is fixed and opened, and the welding machine can operate. When the welding rod needs to be replaced, the welding machine is closed, the positioning knob is twisted, the welding rod can be separated, and then a new welding rod is loaded.
The utility model discloses an electrode holders passes through integrated configuration such as holding rod, installation head, location knob, and it is convenient, hard to change the welding rod to, holding rod structure operation is also very convenient, and long-time operation can not be because of sending advantages such as influence operation precision such as boiling hot, especially is fit for long-time welding operation.
The utility model discloses an electrode holders's holding rod rear end is equipped with locking mechanism for the electric wire in the holding rod is stretched into from the rear end to the locking, has further increased stability, the operation of being convenient for more.
The utility model discloses simple structure, the cost is lower, and convenient to use has good high practical value.
Drawings
Fig. 1 is a schematic structural view of an electric welding clamp provided by the present invention;
fig. 2 is a schematic structural diagram of a mounting head provided by the present invention;
fig. 3 is a schematic view of the screw seat structure provided by the present invention;
the names and serial numbers of the parts in the figure are as follows:
the clamp comprises a holding rod 1, a mounting head 2, a positioning knob 3, a wire connecting groove 4, a semi-cylindrical table 5, an inclined hole 6, a positioning screw hole 7, a screw rod 8, a screw hole a9, a screw hole b10, a screw hole c11, a screw seat 12, a clamping claw 13, a locking nut 14 and an arc table 15.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
Example 1
As shown in fig. 1-3, the electrode holder comprises a holding rod 1, a mounting head 2 and a positioning knob 3;
the holding rod 1 is a hollow tube body made of insulating materials and provided with openings at two ends, and the mounting head 2 is fixedly arranged at the front end of the holding rod 1;
the mounting head 2 is made of conductive materials, the rear part of the mounting head is provided with an electric wire connecting groove 4 along the axial direction of the mounting head, the front end of the mounting head is provided with a semi-cylindrical table 5, a square plane of the semi-cylindrical table 5 is provided with an inclined hole 6, the inclined hole 6 penetrates through the semi-circular plane of the semi-cylindrical table 5 along the front lower part, the plane where the inclined hole 6 is located is vertical to the square plane of the semi-cylindrical table 5, and a welding rod is inserted into the inclined hole 6; the side surface of the semi-cylindrical table 5 is provided with a positioning screw hole 7, and the tail end of the positioning screw hole 7 is communicated with the middle section of the inclined hole 6;
the front end of the positioning knob 3 is provided with a screw 8 which is screwed into the positioning screw hole 7 through the screw 8 and used for fixing the welding rod.
The holding rod 1 and the positioning knob 3 are both made of bakelite.
3 the mounting head 2 is made of copper.
The side wall of the front end of the holding rod 1 is provided with a screw hole a9, the side wall of the rear part of the mounting head 2 is provided with a screw hole b10, the screw hole b10 corresponds to the screw hole a9, and the mounting head 2 is mounted on the front end of the holding rod 1 by screwing a bolt through the screw hole b10 and the screw hole a 9.
More than one screw hole c11 is arranged on the side wall of the middle part of the mounting head 2 at intervals, the tail end of the screw hole c11 is communicated with the wire connecting groove 4, and the wire joint connected into the wire connecting groove 4 is fixed by screwing in a bolt.
The rear end of the holding rod 1 is provided with a locking mechanism for locking the electric wire extending into the holding rod 1 from the rear end.
The locking mechanism comprises a spiral seat 12, a clamping claw 13 and a locking nut 14; the screw seat 12 is fixedly sleeved on the outer wall of the rear end of the holding rod 1, and the outer wall of the rear part of the screw seat 12 is provided with an external thread; a plurality of clamping claws 13 are arranged on the rear end surface of the spiral seat 12 at intervals along the circumference, and the clamping claws 13 are made of elastic materials and extend backwards along the axial direction of the holding rod 1; the rear portion of the inner wall of the lock nut 14 is provided with an internal thread corresponding to the external thread, the front portion of the inner wall of the lock nut 14 is provided with an arc-shaped table 15, the arc-shaped table 15 corresponds to the clamping claws 13, and when the lock nut 14 is screwed into the spiral seat 12, the clamping claws 13 are compressed inwards by compression to compress the electric wire.
The locking mechanism is made of insulating materials.
The included angle between the axis of the inclined hole 6 and the axis of the holding rod 1 is 60-90 degrees.
Claims (9)
1. The utility model provides an electrode holder, includes holding rod (1), installation head (2), location knob (3), its characterized in that:
the holding rod (1) is a hollow pipe body which is made of insulating materials and is provided with openings at two ends, and the mounting head (2) is fixedly arranged at the front end of the holding rod (1);
the mounting head (2) is made of conductive materials, the rear part of the mounting head is provided with an electric wire connecting groove (4) along the axial direction of the mounting head, the front end of the mounting head is provided with a semi-cylindrical table (5), a square plane of the semi-cylindrical table (5) is provided with an inclined hole (6), the inclined hole (6) penetrates through the semi-circular plane of the semi-cylindrical table (5) along the front lower part, the plane where the inclined hole (6) is located is vertical to the square plane of the semi-cylindrical table (5), and the inclined hole (6) is used for inserting a welding rod; a positioning screw hole (7) is formed in the side face of the semi-cylindrical table (5), and the tail end of the positioning screw hole (7) is communicated with the middle section of the inclined hole (6);
the front end of the positioning knob (3) is provided with a screw rod (8) which is screwed into the positioning screw hole (7) through the screw rod (8) and used for fixing the welding rod.
2. Electrode holder according to claim 1, characterized in that: the holding rod (1) and the positioning knob (3) are both made of bakelite.
3. Electrode holder according to claim 1, characterized in that: the mounting head (2) is made of copper.
4. Electrode holder according to claim 1, characterized in that: the side wall of the front end of the holding rod (1) is provided with a screw hole a (9), the side wall of the rear part of the mounting head (2) is provided with a screw hole b (10), the screw hole b (10) corresponds to the screw hole a (9), and the mounting head (2) is mounted at the front end of the holding rod (1) through the screw hole b (10) and the screw hole a (9) which are screwed into bolts for fixation.
5. Electrode holder according to claim 1, characterized in that: more than one screw hole c (11) is arranged on the side wall of the middle part of the mounting head (2) at intervals, the tail end of the screw hole c (11) is communicated with the wire connecting groove (4), and a wire joint connected into the wire connecting groove (4) is fixed through a screw-in bolt.
6. Electrode holder according to claim 1, characterized in that:
the rear end of the holding rod (1) is provided with a locking mechanism for locking an electric wire extending into the holding rod (1) from the rear end.
7. Electrode holders according to claim 6, characterized in that: the locking mechanism comprises a spiral seat (12), a clamping claw (13) and a locking nut (14); the screw seat (12) is fixedly sleeved on the outer wall of the rear end of the holding rod (1), and the outer wall of the rear part of the screw seat (12) is provided with external threads; a plurality of clamping claws (13) are arranged on the rear end surface of the spiral seat (12) at intervals along the circumference, and the clamping claws (13) are made of elastic materials and extend backwards along the axial direction of the holding rod (1); the rear portion of lock nut (14) inner wall be equipped with the internal thread that corresponds the external screw thread, the front portion of lock nut (14) inner wall is equipped with arc platform (15), arc platform (15) correspond and press from both sides clamping jaw (13), when lock nut (14) screw in spiral shell seat (12), oppression makes each press from both sides clamping jaw (13) inwards compress, compresses tightly the electric wire.
8. Electrode holders according to claim 6 or 7, characterized in that: the locking mechanism is made of insulating materials.
9. Electrode holder according to claim 1, characterized in that: the included angle between the axis of the inclined hole (6) and the axis of the holding rod (1) is 60-90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021662403.XU CN213379979U (en) | 2020-08-12 | 2020-08-12 | Electric welding pliers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021662403.XU CN213379979U (en) | 2020-08-12 | 2020-08-12 | Electric welding pliers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213379979U true CN213379979U (en) | 2021-06-08 |
Family
ID=76204340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021662403.XU Active CN213379979U (en) | 2020-08-12 | 2020-08-12 | Electric welding pliers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213379979U (en) |
-
2020
- 2020-08-12 CN CN202021662403.XU patent/CN213379979U/en active Active
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