CN220592002U - Electrode holding rod for spot welder - Google Patents
Electrode holding rod for spot welder Download PDFInfo
- Publication number
- CN220592002U CN220592002U CN202322231048.0U CN202322231048U CN220592002U CN 220592002 U CN220592002 U CN 220592002U CN 202322231048 U CN202322231048 U CN 202322231048U CN 220592002 U CN220592002 U CN 220592002U
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- Prior art keywords
- water
- electrode
- joint
- channel
- pipe
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 143
- 238000003466 welding Methods 0.000 claims abstract description 18
- 238000007789 sealing Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 5
- 238000013459 approach Methods 0.000 claims 1
- 239000000498 cooling water Substances 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 7
- 238000001816 cooling Methods 0.000 abstract description 5
- 230000017525 heat dissipation Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Abstract
The utility model provides an electrode holding rod for a spot welder, which belongs to the technical field of welding devices and comprises a holding rod body, an electrode joint, an electrode cap, a water joint and a water delivery pipe. According to the electrode holding rod for the spot welding machine, cooling water enters the water delivery pipe from the water inlet and then enters the second channel through the water delivery hole, and as the water delivery hole is close to the electrode cap, the cooling water can exchange heat with the motor connector and the inner wall of the electrode cap, then reversely flows into the first channel from the second channel and finally is discharged through the water outlet. The cooling water can form smooth circulation flow in the electrode holding rod, so that the heat exchange efficiency is improved, and the cooling effect on the electrode joint and the electrode cap is better.
Description
Technical Field
The utility model belongs to the technical field of welding devices, and particularly relates to an electrode holding rod for a spot welder.
Background
In the spot welding machine, the temperature of the electrode and the electrode cap of the electrode holder is extremely high, and therefore the electrode and the electrode cap need to be cooled while spot welding. The general electrode holding rod includes holding rod body, electrode joint and electrode cap, and the inside of holding rod body is hollow structure, and holding rod body length direction's one end is equipped with water inlet and delivery port, and electrode joint fixed mounting is at holding rod body length direction's the other end, and electrode joint's inside is hollow structure too, and electrode joint's inner chamber and holding rod body's inner chamber intercommunication, electrode cap are used for shutoff electrode joint to keep away from the opening of holding rod body one end. Cooling water enters the inner cavity of the holding rod body from the water inlet and then is discharged from the water outlet. Because the electrode connector and the electrode cap are far away from the water inlet and the water outlet, only part of cooling water flows into the inner cavity of the electrode connector, and other cooling water is not in heat exchange with the electrode connector and the electrode cap, namely is discharged from the water outlet, so that the heat exchange efficiency is low, and the cooling effect on the electrode connector and the electrode cap is poor.
Disclosure of Invention
The utility model aims to provide an electrode holding rod for a spot welding machine, which aims to solve the problems of low heat exchange effect and poor cooling effect on an electrode joint and an electrode cap of the existing electrode holding rod.
In order to achieve the above purpose, the utility model adopts the following technical scheme: provided is an electrode grip for a spot welding machine, comprising: the electrode cap is connected with the water pipe through the electrode joint; a first channel is formed in the grip body; the electrode joint is detachably arranged at one end of the holding rod body in the length direction, a second channel is arranged in the electrode joint, and the second channel is communicated with the first channel; the electrode cap is detachably arranged at one end of the electrode joint, which is far away from the holding rod body, and is used for blocking the second channel; the utility model discloses a handle, electrode holder, water delivery pipe, raceway, water delivery pipe, electrode cap, water delivery pipe, holding rod body, water joint demountable installation is in the holding rod body is kept away from the one end of electrode holder, is used for the shutoff first passageway, water inlet and delivery port have been seted up on the water joint, the delivery port with first passageway intercommunication, raceway fixed mounting is in the inboard of water joint, the one end of raceway with the water inlet intercommunication, the other end of raceway extends to the inside of second passageway and is close to the electrode cap, the raceway is close to offer the water delivery hole on the one end lateral wall of electrode cap.
In one possible implementation manner, the number of the water delivery holes is a plurality of, and the water delivery holes are uniformly distributed along the circumferential direction of the water delivery pipe.
In one possible implementation, the water duct is arranged coaxially with the electrode joint.
In one possible implementation manner, a spiral piece is fixedly installed on the outer circumferential surface of the water pipe, and the spiral piece is attached to the side wall of the second channel.
In one possible implementation, a thermal insulation layer is provided on the inner side wall of the water pipe.
In one possible implementation, the water joint is screwed with the grip body.
In one possible implementation, the inner side wall of the electrode cap is provided with a mounting hole matched with the water delivery pipe.
In one possible implementation manner, a driving motor is fixedly installed on the outer side wall of the water joint, a rotating shaft is fixedly installed on an output shaft of the driving motor, the rotating shaft is parallel to the water pipe, a driving gear is fixedly installed at one end of the rotating shaft located in the first channel, a transmission gear meshed with the driving gear is fixedly installed on the water pipe, and the water pipe is in rotary connection with the water joint.
In one possible implementation, a bearing is mounted between the water pipe and the water joint.
In one possible implementation manner, the water joint is provided with a yielding hole for avoiding the output shaft of the driving motor, a sealing ring is fixedly installed in the yielding hole, and the sealing ring is sleeved on the periphery of the rotating shaft.
Compared with the prior art, the scheme of the electrode holding rod for the spot welder has the advantages that cooling water enters the water delivery pipe from the water inlet and then enters the second channel through the water delivery hole, and the cooling water can exchange heat with the motor connector and the inner wall of the electrode cap due to the fact that the water delivery hole is close to the electrode cap, then reversely flows into the first channel from the second channel and finally is discharged through the water outlet. The cooling water can form smooth circulation flow in the electrode holding rod, so that the heat exchange efficiency is improved, and the cooling effect on the electrode joint and the electrode cap is better.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic cross-sectional view of an electrode grip for a spot welding machine according to an embodiment of the present utility model.
In the figure: 1. a grip body; 101. a first channel; 2. an electrode joint; 201. a second channel; 3. an electrode cap; 301. a mounting hole; 4. a water joint; 401. a water inlet; 402. a water outlet; 403. a driving motor; 404. a rotation shaft; 405. a drive gear; 406. a relief hole; 407. a seal ring; 5. a water pipe; 501. a water delivery hole; 502. a screw; 503. a thermal insulation layer; 504. a transmission gear; 505. and (3) a bearing.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1, an electrode grip for a spot welder according to the present utility model will now be described. The electrode holding rod for the spot welding machine comprises: the electrode holder comprises a holding rod body 1, an electrode joint 2, an electrode cap 3, a water joint 4 and a water delivery pipe 5; the interior of the grip body 1 is provided with a first channel 101; the electrode joint 2 is detachably arranged at one end of the length direction of the holding rod body 1, a second channel 201 is arranged in the electrode joint 2, and the second channel 201 is communicated with the first channel 101; the electrode cap 3 is detachably arranged at one end of the electrode joint 2, which is far away from the holding rod body 1, and is used for blocking the second channel 201; the water joint 4 is detachably arranged at one end of the holding rod body 1 far away from the electrode joint 2 and used for blocking the first channel 101, the water joint 4 is provided with a water inlet 401 and a water outlet 402, the water outlet 402 is communicated with the first channel 101, the water pipe 5 is fixedly arranged at the inner side of the water joint 4, one end of the water pipe 5 is communicated with the water inlet 401, the other end of the water pipe 5 extends to the inside of the second channel 201 and is close to the electrode cap 3, and a water delivery hole 501 is formed in the side wall of one end of the water pipe 5 close to the electrode cap 3.
Compared with the prior art, the electrode holding rod for the spot welding machine provided by the embodiment has the advantages that cooling water enters the water conveying pipe 5 from the water inlet 401, then enters the second channel 201 through the water conveying hole 501, and because the water conveying hole 501 is close to the electrode cap 3, the cooling water can exchange heat with the motor connector and the inner wall of the electrode cap 3, then reversely flows into the first channel 101 from the second channel 201, and finally is discharged through the water outlet 402. Since the cooling water can smoothly circulate inside the electrode grip, the efficiency of heat exchange is improved, and thus the cooling effect on the electrode tap 2 and the electrode cap 3 is better.
In this embodiment, the grip body 1 and the electrode tab 2 are both cylindrical. The first channel 101 and the second channel 201 are circular through holes. The electrode cap 3 is in threaded connection with the electrode joint 2. The electrode joint 2 is welded or screwed with the holding rod body 1.
In some embodiments, referring to fig. 1, the number of water delivery holes 501 is plural, and the water delivery holes are uniformly arranged along the circumferential direction of the water delivery pipe 5. In this embodiment, the water delivery holes 501 are arranged along the radial direction of the water delivery pipe 5. The number of the water delivery holes 501 is four, and the water delivery holes are uniformly distributed along the circumferential direction of the water delivery pipe 5. By providing the plurality of water delivery holes 501, the flow rate of the cooling water inside the electrode grip is improved.
In some embodiments, referring to fig. 1, the water pipe 5 is disposed coaxially with the electrode joint 2. In this embodiment, the water pipe 5 is a cylindrical pipe. Since the water pipe 5 and the electrode joint 2 are coaxially arranged, the flow velocity of the water flow in the second channel 201 can be more uniform, and further the heat dissipation of the electrode joint 2 and the electrode cap 3 can be more uniform.
In some embodiments, referring to fig. 1, a screw 502 is fixedly mounted on the outer circumferential surface of the water pipe 5, and the screw 502 is attached to the side wall of the second channel 201. In this embodiment, the screw 502 is spirally disposed along the length direction of the water pipe 5. By providing the spiral 502 on the water pipe 5, the second channel 201 becomes a spiral water pipe. The cooling water flows in the spiral water delivery channel, so that the flow path of the cooling water is prolonged, the cooling water can fully exchange heat with the electrode joint 2, and the heat dissipation effect of the electrode joint 2 is improved.
In some embodiments, referring to fig. 1, a thermal insulation layer 503 is disposed on the inner side wall of the water pipe 5. In this embodiment, the heat dissipation layer can avoid heat exchange between the cooling water inside and outside the water pipe 5, so as to ensure that the cooling water introduced into the second channel 201 maintains a low temperature.
In some embodiments, referring to fig. 1, the water joint 4 is screwed to the grip body 1. In this embodiment, the water joint 4 and the grip body 1 are in threaded connection, so that the structure is simple, and the disassembly and assembly are convenient.
In some embodiments, referring to fig. 1, the inner sidewall of the electrode cap 3 is provided with a mounting hole 301 matching with the water pipe 5. In this embodiment, the water pipe 5 is cylindrical, and thus the mounting hole 301 is a circular hole. The aperture size of the mounting hole 301 is the same as the outer diameter size of the water pipe 5.
In some embodiments, referring to fig. 1, a driving motor 403 is fixedly installed on the outer sidewall of the water joint 4, a rotating shaft 404 is fixedly installed on an output shaft of the driving motor 403, the rotating shaft 404 is parallel to the water pipe 5, a driving gear 405 is fixedly installed at one end of the rotating shaft 404 located in the first channel 101, a transmission gear 504 meshed with the driving gear 405 is fixedly installed on the water pipe 5, and the water pipe 5 is in rotational connection with the water joint 4. In this embodiment, the driving motor 403 is fixedly installed on the outer sidewall of the water joint 4. A rotating shaft 404 is fixedly installed on an output shaft of the driving motor 403, one end of the rotating shaft 404 extends to the first channel 101, the rotating shaft 404 is parallel to the water delivery pipe 5, the water delivery pipe 5 rotates with the water joint 4, the other end of the water delivery pipe 5 is in clearance fit with the mounting hole 301, a driving gear 405 is fixedly installed on the rotating shaft 404, and a transmission gear 504 meshed with the driving gear 405 is fixedly installed on the water delivery pipe 5. The driving motor 403 drives the water pipe 5 to rotate around the shaft through the transmission cooperation of the driving gear 405 and the transmission gear 504. The spiral piece 502 on the water pipe 5 can slide relative to the inner side wall of the electrode joint 2, so that dirt on the inner wall of the electrode joint 2 is cleaned, and the service life of the electrode joint 2 is prolonged.
In some embodiments, referring to fig. 1, a bearing 505 is installed between the water pipe 5 and the water joint 4. In this embodiment, the aperture size of the water inlet is smaller than the inner diameter size of the water pipe 5. By installing the bearing 505 between the water pipe 5 and the water joint 4, the movement resistance of the water pipe 5 can be greatly reduced, thereby reducing the energy consumption.
In some embodiments, referring to fig. 1, a yielding hole 406 for avoiding the output shaft of the driving motor 403 is formed in the water joint 4, a sealing ring 407 is fixedly installed in the yielding hole 406, and the sealing ring 407 is sleeved on the periphery of the rotating shaft 404. In this embodiment, one end of the rotation shaft 404 is located in the relief hole 406, and the other end extends into the first channel 101. The seal ring 407 is made of rubber and is fixedly installed in the relief hole 406. The sealing ring 407 is wrapped around the outer periphery of the rotating shaft 404, so as to realize sealing between the rotating shaft 404 and the water joint 4, thereby avoiding the cooling water from polluting the driving motor 403.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (10)
1. An electrode grip for a spot welder, comprising: the electrode cap is connected with the water pipe through the electrode joint; a first channel is formed in the grip body; the electrode joint is detachably arranged at one end of the holding rod body in the length direction, a second channel is arranged in the electrode joint, and the second channel is communicated with the first channel; the electrode cap is detachably arranged at one end of the electrode joint, which is far away from the holding rod body, and is used for blocking the second channel; the water joint is detachably arranged at one end of the holding rod body far away from the electrode joint and used for blocking the first channel, a water inlet and a water outlet are formed in the water joint and communicated with the first channel, the water delivery pipe is fixedly arranged at the inner side of the water joint, one end of the water delivery pipe is communicated with the water inlet, the other end of the water delivery pipe extends to the inside of the second channel and approaches the electrode cap, and a water delivery hole is formed in the side wall of one end, close to the electrode cap, of the water delivery pipe.
2. The electrode holder for spot welding machine according to claim 1, wherein the number of the water delivery holes is plural, and the water delivery holes are uniformly arranged along the circumferential direction of the water delivery pipe.
3. An electrode holder for a spot welder according to claim 1, wherein the water pipe is coaxially disposed with the electrode joint.
4. The electrode holder for spot welding machine according to claim 3, wherein a screw member is fixedly installed on an outer circumferential surface of the water pipe, and the screw member is attached to a side wall of the second passage.
5. The electrode holder for spot welding machine according to claim 1, wherein a heat insulating layer is provided on an inner side wall of the water pipe.
6. The electrode holder for spot welding machine according to claim 1, wherein the water joint is screwed to the holder body.
7. The electrode holder for spot welding machine according to claim 1, wherein the inner side wall of the electrode cap is provided with a mounting hole matched with the water pipe.
8. The electrode holder for spot welding machine according to claim 4, wherein a driving motor is fixedly installed on the outer side wall of the water joint, a rotating shaft is fixedly installed on an output shaft of the driving motor, the rotating shaft is parallel to the water pipe, a driving gear is fixedly installed at one end of the rotating shaft located in the first channel, a transmission gear meshed with the driving gear is fixedly installed on the water pipe, and the water pipe is in rotary connection with the water joint.
9. The electrode holder for spot welding machine according to claim 8, wherein a bearing is installed between the water pipe and the water joint.
10. The electrode holder for spot welding machine according to claim 8, wherein the water joint is provided with a yielding hole for avoiding the output shaft of the driving motor, a sealing ring is fixedly installed in the yielding hole, and the sealing ring is sleeved on the periphery of the rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322231048.0U CN220592002U (en) | 2023-08-18 | 2023-08-18 | Electrode holding rod for spot welder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322231048.0U CN220592002U (en) | 2023-08-18 | 2023-08-18 | Electrode holding rod for spot welder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220592002U true CN220592002U (en) | 2024-03-15 |
Family
ID=90175604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322231048.0U Active CN220592002U (en) | 2023-08-18 | 2023-08-18 | Electrode holding rod for spot welder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220592002U (en) |
-
2023
- 2023-08-18 CN CN202322231048.0U patent/CN220592002U/en active Active
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