CN217551413U - Cooling device for resistance welding needle - Google Patents
Cooling device for resistance welding needle Download PDFInfo
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- CN217551413U CN217551413U CN202220854870.5U CN202220854870U CN217551413U CN 217551413 U CN217551413 U CN 217551413U CN 202220854870 U CN202220854870 U CN 202220854870U CN 217551413 U CN217551413 U CN 217551413U
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Abstract
The utility model provides a resistance welding needle heat sink, including base, supporting seat, trachea subassembly and air feed subassembly, the supporting seat can be set up on the base with sliding from top to bottom, is equipped with welding needle guiding hole along the upper and lower direction on the supporting seat, is equipped with a plurality of gas holes on the inner wall of welding needle guiding hole, and the lateral surface of supporting seat is equipped with the inlet port, and the supporting seat still is equipped with the intercommunication portion that communicates between gas hole and air inlet; the lifting driving mechanism is arranged on the base and is connected with the supporting seat, and the lifting driving mechanism can drive the supporting seat to slide up and down; one end of the air pipe component is connected with the air inlet; the air supply component is connected with the other end of the air pipe component and used for supplying air. The utility model discloses a set up welding needle guide hole on the supporting seat, the welding needle can weld on removing to the welding workpiece through welding needle guide hole, and the air feed subassembly provides dry compressed gas to the inlet port, and dry compressed gas blows off from the gas hole, can cool down to the welding needle.
Description
Technical Field
The utility model relates to an electric resistance welds the welding technology field, especially relates to an electric resistance welds welding needle heat sink.
Background
In the actual resistance welding process, because the current and the voltage that the welding needle passes through are great, repeated welding can make the welding needle temperature rise fast, leads to when welding once more to explode to weld, leak welding and welding effect unstable. This welding has the following disadvantages: firstly, the temperature of a welding pin is increased, so that the output current and voltage of a welding machine are unstable, and the welding reliability is poor; secondly, the temperature of the welding needle is too high due to large current and voltage of the welding needle, so that welding explosion and welding leakage can be caused; thirdly, the welding effect is unstable, which results in unstable cell performance; fourthly, the electric core is scrapped due to welding explosion and welding leakage, the manufacturing cost is increased, and the qualification rate is reduced; fifthly, after the welding is finished, the welding needle needs to be polished or replaced, so that the productivity is influenced; sixth, the consumption of the welding pins is high, and the cost is increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a resistance welding needle heat sink that can cool down to the welding needle.
In order to achieve the purpose, the utility model provides a resistance welding needle cooling device, which comprises a base, a supporting seat, an air pipe assembly and an air supply assembly, wherein the supporting seat is arranged on the base in a vertically sliding manner, a welding needle guide hole for passing a welding needle is arranged on the supporting seat along the vertical direction, a plurality of air blowing holes are arranged on the inner wall of the welding needle guide hole, an air inlet hole is arranged on the outer side surface of the supporting seat, and a communicating part communicated between the air blowing holes and the air inlet hole is also arranged on the supporting seat; the lifting driving mechanism is arranged on the base and connected with the supporting seat, and can drive the supporting seat to slide up and down; one end of the air pipe assembly is connected with the air inlet; the air supply assembly is connected with the other end of the air pipe assembly and used for supplying air.
Preferably, the aperture of the air blowing hole is smaller than that of the air inlet hole.
Preferably, the air blowing holes are arranged in the same vertical direction.
Preferably, the communicating part is a communicating hole, each of the blowing holes is communicated with the communicating hole, and the air inlet is communicated with the communicating hole.
Preferably, the communicating hole extends from the upper surface of the supporting seat to the inside of the supporting seat, and a plug is arranged at an opening at the upper end of the communicating hole.
Preferably, the base is provided with a slide rail, and the support seat is slidably disposed on the slide rail.
Preferably, the support seat comprises a transverse part and a vertical part, the transverse part is vertically connected with the vertical part, and the welding pin guide hole, the air blowing hole and the air inlet hole are positioned on the transverse part.
Preferably, the support seat is in an inverted L shape.
Preferably, a groove is formed on the outer side of the vertical part.
Preferably, the air pipe assembly comprises a first air pipe, a second air pipe and a control valve, one end of the first air pipe is connected with the air inlet hole, the other end of the first air pipe is connected with the control valve, one end of the second air pipe is connected with the control valve, and the other end of the second air pipe is connected with the air supply assembly.
Compared with the prior art, the electric resistance welding needle cooling device of the utility model is provided with the supporting seat and the welding needle guide hole on the supporting seat, the welding needle can move to a welding workpiece through the welding needle guide hole for welding, after welding is completed, the air supply component can provide dry compressed air to the air inlet hole through the air pipe component, the dry compressed air can be blown out from the air blowing hole through the communicating part, and the welding needle can be cooled in the process of returning to the original position; still, the utility model discloses a set up lift actuating mechanism, go up and down through lift actuating mechanism drive supporting seat, when resistance welding equipment welded the welding workpiece, the supporting seat can descend to the position department that carries out the cooling to the welding needle, when accomplishing the welding, and the supporting seat can rise to in order to take out the welding workpiece.
Drawings
Fig. 1 is a three-dimensional structure diagram of the resistance welding pin cooling device of the utility model.
Fig. 2 is a structural diagram of the supporting seat of the resistance welding pin cooling device of the utility model.
Fig. 3 is a structural diagram of another angle of the supporting seat of the temperature reducing device for the resistance welding pin of the present invention.
Fig. 4 is an enlarged view of a point a in fig. 3.
Detailed Description
In order to explain technical contents and structural features of the present invention in detail, the following description is made with reference to the embodiments and the accompanying drawings.
Referring to fig. 1 to 4, the cooling device 100 for electric resistance welding pin of the present invention includes a base 5, a support seat 1, a lifting driving mechanism 6, a gas pipe assembly 2 and a gas supply assembly 3, wherein the support seat 1 is slidably disposed on the base 5, a welding pin guide hole 111 for passing a welding pin 200 is disposed on the support seat 1 along the up-down direction, a plurality of gas blowing holes 112 are disposed on the inner wall of the welding pin guide hole 111, a gas inlet hole 113 is disposed on the outer side surface of the support seat 1, and the support seat 1 is further provided with a communicating portion communicating between the gas blowing holes 112 and the gas inlet; the lifting driving mechanism 6 is arranged on the base 5, the lifting driving mechanism 6 is connected with the supporting seat 1, and the lifting driving mechanism 6 can drive the supporting seat 1 to slide up and down; one end of the air pipe component 2 is connected with an air inlet hole 113; the air supply component 3 is connected with the other end of the air pipe component 2, and the air supply component 3 is used for supplying air. In this embodiment, the communication portions are communication holes 114, the air blow holes 112 are respectively communicated with the communication holes 114, and the air intake holes 113 are communicated with the communication holes 114. Specifically, the communication hole 114 extends from the upper surface of the support base 1 to the inside of the support base 1, and a plug 4 is disposed at an upper end opening of the communication hole 114. However, the structure of the communication portion is not limited to this, and for example, the communication portion may be a communication cavity inside the support seat 1. Further, the air inlet hole 113 is provided with an air nozzle (not shown) for connection with the air pipe assembly 2. The support seat 1 can be mounted on resistance welding equipment, and a driving mechanism of the resistance welding equipment can drive the welding pin 200 to pass through the welding pin guide hole 111 so as to weld a welding workpiece.
Referring to fig. 2 to 4, in the present embodiment, the diameter of the air blowing hole 112 is smaller than that of the air inlet hole 113. After the air supply assembly 3 supplies dry compressed air to the air inlet hole 113 through the air pipe assembly 2, the dry compressed air can be blown out from the air blowing hole 112 through the communicating part (the communicating hole 114), and because the aperture of the air blowing hole 112 is smaller than that of the air inlet hole 113, the air pressure at the air blowing hole 112 is increased, and the welding pin 200 can be rapidly cooled in the process of returning the welding pin 200 to the original position. Specifically, the air blowing holes 112 are arranged in the same vertical direction, and the air blowing holes 112 are distributed at equal intervals, but not limited thereto.
Referring to fig. 1, in the present embodiment, a plurality of threaded holes 115 are formed in the supporting base 1. The threaded hole 115 may be used to attach the support base 1 to a resistance welding apparatus.
Referring to fig. 2, in the present embodiment, the supporting base 1 includes a horizontal portion 11 and a vertical portion 12, the horizontal portion 11 is vertically connected to the vertical portion 12, and the welding pin guiding hole 111, the blowing hole 112 and the air inlet hole 113 are located on the horizontal portion 11. Specifically, the supporting seat 1 is in an inverted "L" shape, but not limited thereto. Further, the outer side of the vertical portion 12 is provided with a groove 121.
Referring to fig. 1 and fig. 2, the base 5 is provided with a slide rail 51, and the supporting base 1 is slidably disposed on the slide rail 51. Specifically, the supporting seat 1 is slidably disposed on the sliding rail 51 through the groove 121.
Referring to fig. 1, in the present embodiment, the lifting driving mechanism 6 is a cylinder and a connecting block, the cylinder is mounted on the base 5, an output end of the cylinder is connected to the connecting block, and the connecting block is connected to a bottom of the transverse portion 11 of the supporting base 1. The supporting seat 1 is driven to slide up and down by the stretching of the air cylinder. The structure of the lifting driving mechanism 6 is not limited to this, for example, the lifting driving mechanism 6 may adopt a structure in which an existing motor is matched with a screw rod mechanism to drive the supporting seat 1 to slide up and down.
Referring to fig. 1, in the present embodiment, the air pipe assembly 2 includes a first air pipe 21, a second air pipe 22 and a control valve 23, one end of the first air pipe 21 is connected to the air inlet 113, the other end of the first air pipe 21 is connected to the control valve 23, one end of the second air pipe 22 is connected to the control valve 23, and the other end of the second air pipe 22 is connected to the air supply assembly 3. The control valve 23 is used for controlling the on-off of the air path. The structure of the air pipe assembly 2 is not limited thereto.
With reference to fig. 1 to 4, the specific working principle of the electric resistance welding pin cooling device 100 of the present invention is as follows:
before resistance welding, the welding pin 200 is flush with the upper end of the support base 1. In the welding process, the actuating mechanism of resistance welding equipment orders about welding pin 200 and removes, make welding pin 200 remove to welding workpiece and weld on through welding pin guiding hole 111, after the welding is accomplished, air feed subassembly 3 provides dry compressed gas through trachea subassembly 2 to inlet port 113, dry compressed gas blows out from gas blow hole 112 through the intercommunication portion (intercommunicating pore 114), because the aperture of gas blow hole 112 is less than the aperture of inlet port 113, the atmospheric pressure grow of gas blow hole 112 department, in the in-process of welding pin 200 home position, can carry out rapid cooling to welding pin 200. The supporting seat 1 is driven to ascend and descend by the ascending and descending driving mechanism 6, when the resistance welding equipment welds a welding workpiece, the supporting seat 1 can descend to the position for cooling the welding needle 200, and when the welding is finished, the supporting seat 1 can ascend so as to be convenient for taking out the welding workpiece
To sum up, the utility model discloses a resistance welding needle heat sink 100 can carry out rapid cooling to welding needle 200, and simple structure, and is with low costs.
The above disclosure is only a preferred embodiment of the present invention, and the scope of the claims of the present invention should not be limited thereby, and all the equivalent changes made in the claims of the present invention are intended to be covered by the present invention.
Claims (10)
1. A resistance welding pin cooling device, characterized by includes:
a base;
the welding device comprises a base, a supporting seat and a welding wire, wherein the supporting seat is arranged on the base in a vertically sliding manner, a welding wire guide hole for a welding wire to pass through is formed in the supporting seat along the vertical direction, a plurality of air blowing holes are formed in the inner wall of the welding wire guide hole, an air inlet hole is formed in the outer side face of the supporting seat, and a communicating part communicated between the air blowing holes and the air inlet hole is further formed in the supporting seat;
the lifting driving mechanism is arranged on the base and connected with the supporting seat, and can drive the supporting seat to slide up and down;
the air pipe assembly, one end of the said air pipe assembly is connected with said air intake;
the air supply assembly is connected with the other end of the air pipe assembly and used for supplying air.
2. An electric resistance welding needle temperature reducing device according to claim 1, wherein the aperture of the air blowing hole is smaller than the aperture of the air inlet hole.
3. A resistance welding needle temperature reducing device according to claim 1, wherein the air blowing holes are arranged in the same vertical direction.
4. A resistance welding needle temperature reducing device according to claim 1, wherein the communicating portions are communicating holes, the gas blowing holes are respectively communicated with the communicating holes, and the gas inlet holes are communicated with the communicating holes.
5. A resistance welding needle temperature reducing device according to claim 4, wherein the communication hole extends from the upper surface of the support base to the inside of the support base, and a plug is provided at an upper end opening of the communication hole.
6. A cooling device for a resistance welding needle according to claim 1, wherein said base has a slide rail, and said support base is slidably disposed on said slide rail.
7. A resistance welding needle temperature reducing device according to claim 1, wherein said support base includes a lateral portion and a vertical portion, said lateral portion being vertically connected to said vertical portion, said welding needle guide hole, said air blowing hole and said air intake hole being located on said lateral portion.
8. A resistance welding pin temperature reduction device according to claim 7, wherein said support base is in the shape of an inverted "L".
9. A resistance welding needle temperature reduction device according to claim 7, wherein the outer side of the vertical portion is provided with a groove.
10. A cooling device for a welding pin of an electric resistance welding according to claim 1, wherein said air pipe assembly comprises a first air pipe, a second air pipe and a control valve, one end of said first air pipe is connected to said air inlet hole, the other end of said first air pipe is connected to said control valve, one end of said second air pipe is connected to said control valve, and the other end of said second air pipe is connected to said air supply assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220854870.5U CN217551413U (en) | 2022-04-11 | 2022-04-11 | Cooling device for resistance welding needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220854870.5U CN217551413U (en) | 2022-04-11 | 2022-04-11 | Cooling device for resistance welding needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217551413U true CN217551413U (en) | 2022-10-11 |
Family
ID=83471424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220854870.5U Active CN217551413U (en) | 2022-04-11 | 2022-04-11 | Cooling device for resistance welding needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217551413U (en) |
-
2022
- 2022-04-11 CN CN202220854870.5U patent/CN217551413U/en active Active
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