CN215200092U - Protective device of electrode holders - Google Patents
Protective device of electrode holders Download PDFInfo
- Publication number
- CN215200092U CN215200092U CN202120555589.7U CN202120555589U CN215200092U CN 215200092 U CN215200092 U CN 215200092U CN 202120555589 U CN202120555589 U CN 202120555589U CN 215200092 U CN215200092 U CN 215200092U
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- calliper
- welding
- electrode holder
- limiting plate
- protection device
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Abstract
The utility model belongs to the technical field of the electrode holder technique and specifically relates to a protection device of electrode holder is related to, electrode holder includes calliper and calliper down, goes up calliper and rotates through the articulated shaft between the calliper down and connect, including welding protection device, welding protection device includes protective sheath and limiting plate, goes up the protective sheath and installs at last calliper, and the limiting plate setting is in last protective sheath side, thereby can block through last protective sheath that electrode holder closes on the produced electric arc heat of welding position and prevent to go up calliper and lower calliper's metal material softening, and the limiting plate prevents that electrode holder from using electrode holder down to continue to send the welding rod. When the welding rod is melted to a certain length, the limiting plate on the clamp on the electrode holder is abutted to the workpiece, so that the electrode holder is prevented from continuously feeding the welding rod downwards by using the electrode holder, and the softening of metal materials of the electrode holder caused by arc heat generated by welding is avoided; therefore, the length of the welding rod does not need to be observed by the electric welder, and the working efficiency is greatly improved.
Description
Technical Field
The utility model belongs to the technical field of the electrode holders technique and specifically relates to a protection device of electrode holders is related to.
Background
Shielded metal arc welding is a welding work performed by manually operating a shielded metal wire, and can perform welding at a plurality of positions such as horizontal welding, vertical welding, horizontal welding, overhead welding, and the like. In addition, the welding rod arc welding equipment is light and flexible to carry. Is widely applicable to various industrial fields. Usually, one end of a welding clamp is connected with the positive electrode of a welding power supply to fix a welding rod in a clamp mode, insulation materials such as plastics are arranged outside the welding clamp for insulation, a workpiece is connected with the negative electrode of the welding power supply through a lead, electric arcs are generated when the workpiece is in contact with the two electrodes of the welding rod, electric energy is converted into heat energy required by welding, and the welding rod and the workpiece are melted so as to achieve the purpose of connecting metal. In the actual work, the defects exist, when the welding rod clamped by the welding tongs is slowly melted in the welding process, the length of the welding rod cannot be accurately controlled because the welding operator carries the mask to shield arc light to burn. When the welding rod is too short, the heat of the electric arc generated by welding causes the softening of the metal material of the electrode holder, and the service life of the electrode holder is influenced. If the welding is finished when the welding rod and the welding tongs have a certain distance, the welding rod is too long in the tail, the utilization rate of the welding rod is influenced, and the welding manufacturing cost is increased.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to overcome the problem that the length of the residual welding rod cannot be controlled by an electric welding rod in the prior art, the protection device of the electric welding tongs is provided.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a protection device of electrode holders, electrode holders include calliper and lower calliper, go up calliper and rotate the connection through the articulated shaft between the calliper down, including welding protection device, welding protection device includes protective sheath and limiting plate, goes up the protective sheath and installs on the exposed core of last calliper, the limiting plate sets up in last protective sheath side, thereby can block through last protective sheath that electrode holders closes on the produced electric arc heat of welding position and prevent to go up the metal material softening of calliper, the limiting plate prevents that electrode holders from using electrode holders to continue to send the welding rod down, the remaining length standard that provides the welding rod when welding for electrode holders need not to be according to experience handle the accuse, the utilization ratio of welding rod has been improved.
In order to solve the problem that the protective sheath is fixed and dismantles, further include that the protective sheath passes through the screw fixation on last calliper, make through the screw that protective sheath and last calliper are fixed firm and can dismantle, be convenient for go up and change after the protective sheath damage, the screw plane that goes up protective sheath and last calliper and be connected is less than the plane of last protective sheath, thereby make the protective sheath can the protective screw, prevent that it from receiving the thermal influence of electric arc to soften and lead to going up protective sheath and last calliper card and die unable the dismantlement.
In order to solve the fixed problem with unable observation welding rod exposed core of limiting plate, further include that the limiting plate is the ring template, the through-hole on the ring template can be convenient for the electric welder to observe the clamping part and for the condition of welding rod, the limiting plate bonds in last protective sheath side through high temperature resistant glue, and the fixed mode of limiting plate is nimble, can improve use comfort according to in service behavior and electric welder's custom installation.
In order to protect the lower caliper and prolong the service life of the lower caliper, the welding protection device further comprises a lower protection sleeve, and the lower protection sleeve is installed on the clamping end of the lower caliper.
In order to solve the problem of operation life under the high temperature environment of the welding protection device, the protection sleeve and the limiting plate are made of high temperature resistant materials, so that the service life and the protection capability of the protection sleeve and the limiting plate are improved.
The utility model has the advantages that: when the welding rod is melted to a certain length, the limiting plate on the clamp on the electrode holder is abutted to the workpiece, so that the electrode holder is prevented from continuously feeding the welding rod downwards by using the electrode holder, the metal material of the electrode holder is prevented from being softened due to the heat of an electric arc generated by welding, and the service life of the electrode holder is prolonged; therefore, the length of the welding rod does not need to be observed by an electric welder, the working efficiency is greatly improved, the utilization rate of the welding rod is improved, and the manufacturing cost is reduced for enterprises.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural diagram of the welding protection device of the present invention.
In the figure: 1. go up calliper, 2, lower calliper, 3, welding protection device, 31, go up protective sheath, 32, limiting plate, 321, through-hole, 33, screw, 34, lower protective sheath.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
If fig. 1 is the utility model discloses a structural schematic diagram, a protection device of electrode holders, electrode holders include calliper 1 and calliper 2 down, go up calliper 1 and down rotate through the articulated shaft between calliper 2 and connect, including welding protection device 3, welding protection device 3 includes protective sheath 31 and limiting plate 32, go up protective sheath 31 and install on the exposed core of last calliper 1, limiting plate 32 sets up in last protective sheath 31 side, thereby can block through last protective sheath 31 that electrode holders closes on the produced electric arc heat of welding position and prevent to go up the metal material softening of calliper 1, limiting plate 32 prevents that electrode holders from using electrode holders to continue to send the welding rod down, provides the surplus length standard of welding rod when welding for electrode holders, has improved the utilization ratio of welding rod.
As shown in fig. 2, the upper protection sleeve 31 is fixed on the upper caliper 1 through a screw 33, the upper protection sleeve and the upper caliper 1 are fixed firmly and can be detached through the screw 33, the upper protection sleeve 31 can be replaced after being damaged, and the plane of the screw 33 connected with the upper caliper 1 is lower than that of the upper protection sleeve 31, so that the upper protection sleeve 31 can protect the screw 33, and the upper protection sleeve 31 and the upper caliper 1 are prevented from being jammed and cannot be detached due to softening caused by the influence of arc heat.
As shown in fig. 2, the limiting plate 32 is the ring template, and the through-hole on the ring template can be convenient for the electric welder to observe the condition that the clamping part is the welding rod, is provided with through-hole 321 on the limiting plate, and limiting plate 32 bonds in last protective sheath 31 side through high temperature resistant glue, and limiting plate 32 fixed mode is nimble, can improve use comfort according to in service behavior and electric welder's custom installation.
As shown in fig. 1, the welding protection device 3 includes a lower protection sleeve 34, the lower protection sleeve 34 is installed on the clamping end of the lower caliper 2, the lower protection sleeve 34 further prevents the lower caliper 2 from softening due to the influence of arc heat, and the upper protection sleeve 31, the lower protection sleeve 34 and the limiting plate 32 are made of high-temperature-resistant materials, so that the service life and the protection capability of the upper protection sleeve and the limiting plate are improved.
Example (b): when the welding electrode clamp is installed and used, after a welding rod is clamped by an electric welder through the upper caliper 1 and the lower caliper 2 and is welded, when the welding rod is melted to a certain length, the outer ring of the limiting plate 32 on the electric welder is preferentially abutted to a workpiece, the electric welder is prevented from using the electric welder to continue to feed the welding rod downwards, the phenomenon that the metal material of the electric welder is softened due to the fact that the electric arc heat generated by welding is caused by the fact that the electric welder and the welding piece are too close to each other is avoided, and the service life of the electric welder is prolonged; therefore, the length of the welding rod does not need to be observed by an electric welder, the working efficiency is greatly improved, the utilization rate of the welding rod is improved, and the manufacturing cost is reduced for enterprises.
When the upper protection sleeve 31 is damaged and needs to be replaced, the screw 32 is screwed down by using a screwdriver, the upper protection sleeve 31 which is replaced by the old upper protection sleeve 31 is taken down, and the screw 32 is screwed by using the screwdriver again, so that the upper protection sleeve 31 and the upper caliper 1 are firmly connected; when the position of the limiting plate 32 needs to be changed, the limiting plate 32 can be detached in a knocking mode and then bonded to the side of the upper protective sleeve 31 by using high-temperature-resistant glue again, and the fixing is flexible and convenient.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (5)
1. The utility model provides a protection device of electrode holders, electrode holders include calliper (1) and calliper (2) down, go up calliper (1) and rotate through the articulated shaft between calliper (2) down and connect, characterized by, including welding protection device (3), welding protection device (3) are including last protective sheath (31) and limiting plate (32), go up protective sheath (31) and install on the exposed core of last calliper (1), and limiting plate (32) are fixed in last protective sheath (31) side.
2. A protection device for electrode holders, as claimed in claim 1, characterized in that: the upper protective sleeve (31) is fixed on the upper caliper (1) through a screw (33).
3. A protection device for electrode holders, as claimed in claim 1, characterized in that: the limiting plate (32) is a circular plate, a through hole (321) is formed in the limiting plate, and the limiting plate (32) is bonded to the side of the upper protective sleeve (31) through high-temperature-resistant glue.
4. A protection device for electrode holders, as claimed in claim 1, characterized in that: the welding protection device (3) further comprises a lower protection sleeve (34), and the lower protection sleeve (34) is installed on the clamping end of the lower caliper (2).
5. A protection device for electrode holders, as claimed in claim 1, characterized in that: the upper protective sleeve (31), the lower protective sleeve (34) and the limiting plate (32) are made of high-temperature-resistant materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120555589.7U CN215200092U (en) | 2021-03-17 | 2021-03-17 | Protective device of electrode holders |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120555589.7U CN215200092U (en) | 2021-03-17 | 2021-03-17 | Protective device of electrode holders |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215200092U true CN215200092U (en) | 2021-12-17 |
Family
ID=79443500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120555589.7U Active CN215200092U (en) | 2021-03-17 | 2021-03-17 | Protective device of electrode holders |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215200092U (en) |
-
2021
- 2021-03-17 CN CN202120555589.7U patent/CN215200092U/en active Active
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