CN215615721U - Double-end spot welding mechanism - Google Patents
Double-end spot welding mechanism Download PDFInfo
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- CN215615721U CN215615721U CN202120903963.8U CN202120903963U CN215615721U CN 215615721 U CN215615721 U CN 215615721U CN 202120903963 U CN202120903963 U CN 202120903963U CN 215615721 U CN215615721 U CN 215615721U
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Abstract
The utility model belongs to the field of spot welding machines, and particularly relates to a double-end spot welding mechanism, which comprises: a work table; the spot welding mechanism is movably arranged on the workbench, a first spot welding head and a second spot welding head are rotatably arranged at the end part of the spot welding mechanism, the first spot welding head and the second spot welding head are oppositely arranged, and an electrified electrode is arranged at the end part of the spot welding mechanism and is positioned between the first spot welding head and the second spot welding head; the first clamping mechanism is arranged on the workbench, and a first clamping unit is movably arranged on the first clamping mechanism; the second clamping mechanism is movably connected with the workbench and is oppositely arranged with the first clamping mechanism, and a second clamping unit is movably arranged on the second clamping mechanism. Compared with the prior art, the double-end spot welding mechanism has the advantages that spot welding can be simultaneously performed on two surfaces of the energy absorption box, the working efficiency is guaranteed, workpieces do not need to be turned over repeatedly, and the labor intensity of operators is reduced.
Description
Technical Field
The utility model belongs to the field of spot welding machines, and particularly relates to a double-end spot welding mechanism.
Background
The spot welding machine adopts the principle of double-sided double-point overcurrent welding, when the spot welding machine works, two electrodes pressurize a workpiece to enable two layers of metals to form a certain contact resistance under the pressure of the two electrodes, when welding current flows from one electrode to the other electrode, instant heat welding is formed at the two contact resistance points, and the welding current instantly flows from the other electrode to the electrodes along the two workpieces to form a loop, so that the internal structure of the welded workpiece is not damaged.
The automobile energy absorption box is formed by welding two parts, one surface of the automobile energy absorption box can be welded by a traditional welding device at a time, then a workpiece is turned over and the other surface of the automobile energy absorption box is welded, and the welding mode causes low welding efficiency and cannot meet the production rhythm.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a double-end spot welding mechanism aiming at the current situation of the prior art.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a double-headed spot welding mechanism is provided, comprising: a work table;
the spot welding mechanism is movably arranged on the workbench, a first spot welding head and a second spot welding head are rotatably arranged at the end part of the spot welding mechanism, the first spot welding head and the second spot welding head are oppositely arranged, and an electrified electrode is arranged at the end part of the spot welding mechanism and is positioned between the first spot welding head and the second spot welding head;
the first clamping mechanism is arranged on the workbench, and a first clamping unit is movably arranged on the first clamping mechanism;
the second clamping mechanism is movably connected with the workbench and is oppositely arranged with the first clamping mechanism, and a second clamping unit is movably arranged on the second clamping mechanism.
In the double-headed spot welding mechanism described above, the spot welding mechanism includes: the welding head moving part is movably connected with the workbench;
and the welding head support frame is arranged on the welding head moving member, and the first spot welding head, the second spot welding head and the electrified electrode are arranged on the welding head support frame.
In the double-headed spot welding mechanism described above, the horn moving member includes: the sliding block is connected with the workbench in a sliding manner, and the welding head support frame is connected with the upper end of the sliding block;
the lead screw is rotatably connected with the workbench, the lower end of the welding head support frame is in threaded connection with the lead screw, the lead screw is connected with a motor, and the motor is connected with the workbench.
In foretell double-end spot welding mechanism, be provided with the switching frame on the bonding tool support frame, circular telegram electrode with the switching frame is connected, first point bonding tool and second point bonding tool rotates with the upper and lower both ends of switching frame respectively and is connected, switching frame upper end is rotated and is provided with first spot welding cylinder, first spot welding cylinder with first point bonding tool rotates and connects, it is provided with second spot welding cylinder to rotate on the switching frame lower extreme, second spot welding cylinder with second point bonding tool rotates and connects.
In the double-headed spot welding mechanism described above, the first clamping mechanism includes: the first support is connected with the workbench, a first abutting cylinder is arranged on the first support, a first abutting block is arranged at the end part of the first abutting cylinder in an abutting mode, a first positioning column is arranged on the first abutting block, and the first clamping unit is connected with the first support.
In the double-headed spot welding mechanism described above, the first clamping unit includes: the first clamping cylinder is connected with the first support, the end part of the first clamping cylinder is rotatably connected with a first clamping plate, the first clamping plate is rotatably connected with the first support, and when the first clamping cylinder works, the first clamping plate can be driven to be close to or far away from the first abutting block.
In the double-headed spot welding mechanism described above, the second clamping mechanism includes: the second support is connected with the workbench, a sliding plate is connected to the second support in a sliding mode, a sliding cylinder is arranged on the workbench and connected with the sliding plate, a second abutting block is arranged on the sliding plate and abutted to the end portion of the cylinder, a second positioning column is arranged on the second abutting block, and the second clamping unit is connected with the second support.
In the double-headed spot welding mechanism described above, the second clamping unit includes: and the end part of the second clamping cylinder is rotatably connected with a second clamping plate, the second clamping plate is rotatably connected with the second support, and when the second clamping cylinder works, the second clamping cylinder can drive the second clamping plate to be close to or far away from the second abutting block.
Compared with the prior art, the double-end spot welding mechanism has the advantages that spot welding can be simultaneously performed on two surfaces of the energy absorption box, the working efficiency is guaranteed, workpieces do not need to be turned over repeatedly, and the labor intensity of operators is reduced.
Drawings
FIG. 1 is a perspective view of the present double-headed spot welding mechanism when machining a workpiece;
FIG. 2 is a perspective view of the first clamping mechanism and the second clamping mechanism;
fig. 3 is a perspective view of the spot welding mechanism.
In the figure, 1, a workbench; 2. a first spot welding head; 3. a second spot welding head; 4. a powered electrode; 5. a welding head support frame; 6. a slider; 7. a lead screw; 8. a motor; 9. a transfer rack; 10. a first spot welding cylinder; 12. a second spot welding cylinder; 13. a first bracket; 14. a first abutment cylinder; 15. a first abutment block; 16. a first positioning post; 17. a first clamping cylinder; 18. a first clamping plate; 19. a second bracket; 20. a sliding plate; 21. a slide cylinder; 22. a second abutment cylinder; 23. a second abutment block; 24. a second positioning column; 25. a second clamping cylinder; 26. a second clamping plate.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1 to 3, the double-headed spot welding mechanism includes: a work table 1; the spot welding mechanism is movably arranged on the workbench 1, a first spot welding head 2 and a second spot welding head 3 are rotatably arranged at the end part of the spot welding mechanism, the first spot welding head 2 and the second spot welding head 3 are oppositely arranged, a powered electrode 4 is arranged at the end part of the spot welding mechanism, and the powered electrode 4 is positioned between the first spot welding head 2 and the second spot welding head 3; the first clamping mechanism is arranged on the workbench 1, and a first clamping unit is movably arranged on the first clamping mechanism; and the second clamping mechanism is movably connected with the workbench 1 and is arranged opposite to the first clamping mechanism, and a second clamping unit is movably arranged on the second clamping mechanism.
The end part of the spot welding mechanism is provided with a first spot welding head 2 and a second spot welding head 3, an electrified electrode 4 is positioned between the first spot welding head 2 and the second spot welding head 3, when the first spot welding head 2 and the second spot welding head 3 approach the electrified electrode 4 until the first spot welding head and the second spot welding head are communicated with the electrified electrode 4, spot welding can be realized, a first clamping mechanism and a second clamping mechanism are arranged on a workbench 1 in an opposite mode, a first clamping unit and a second clamping unit can respectively clamp a part of workpieces, the second clamping mechanism is movably arranged on the workbench 1, after the workpieces are clamped, the second clamping mechanism drives a part of workpieces to move towards the other part of workpieces until the two parts of workpieces are attached together, then the spot welding mechanism moves forwards, so that the electrified electrode 4 is inserted into the workpieces, then the first spot welding head 2 and the second spot welding head 3 approach the workpieces simultaneously until the first spot welding head 2 and the second spot welding head 3 abut against two surfaces of the workpieces, the electrified electrode 4 is electrified, the two sides of the workpiece are subjected to simultaneous spot welding through conduction, after spot welding is completed, the first spot welding head 2 and the second spot welding head 3 rotate to be away from the workpiece, and then the spot welding mechanism is convenient to separate from the workpiece.
The spot welding mechanism includes: the welding head moving part is movably connected with the workbench 1; and the welding head support frame 5 is arranged on the welding head moving piece, and the first spot welding head 2, the second spot welding head 3 and the electrified electrode 4 are all arranged on the welding head support frame 5.
The welding head moving part can drive the welding head supporting frame 5 to move, so that the power-on electrode 4 can be inserted into or separated from a workpiece, and the workpiece can be conveniently taken out after two previous welding heads are tightly attached and spot-welded.
The bonding tool moving member includes: the sliding block 6 is connected with the workbench 1 in a sliding manner, and the welding head support frame 5 is connected with the upper end of the sliding block 6; the lead screw 7 is rotatably connected with the workbench 1, the lower end of the welding head support frame 5 is in threaded connection with the lead screw 7, the lead screw 7 is connected with the motor 8, and the motor 8 is connected with the workbench 1.
The slider 6 can slide on the workstation 1, and lead screw 7 and bonding tool support frame 5 threaded connection just can drive bonding tool support frame 5 back-and-forth movement when lead screw 7 rotates, and motor 8 can drive lead screw 7 corotation or reversal, and then realizes the forward or backward movement of bonding tool support frame 5.
The welding head support frame 5 is provided with a switching frame 9, the electrified electrode 4 is connected with the switching frame 9, the first spot welding head 2 and the second spot welding head 3 are respectively connected with the upper end and the lower end of the switching frame 9 in a rotating mode, the upper end of the switching frame 9 is provided with a first spot welding cylinder 10 in a rotating mode, the first spot welding cylinder 10 is connected with the first spot welding head 2 in a rotating mode, the lower end of the switching frame 9 is provided with a second spot welding cylinder 12 in a rotating mode, and the second spot welding cylinder 12 is connected with the second spot welding head 3 in a rotating mode.
The switching frame 9 is used for connecting the powered electrode 4, the first spot welding head 2 and the second spot welding head 3, and the first spot welding head 2 and the second spot welding head 3 rotate respectively and are connected in the upper and lower both ends of switching frame 9, so the first spot welding head 2 and the second spot welding head can be close to each other or keep away from each other, realize the spot welding action, and the first spot welding head 2 drives through the first spot welding cylinder 10 and rotates, and the second spot welding head 3 drives work through the second spot welding cylinder 12.
The first clamping mechanism includes: the first support 13 is connected with the workbench 1, a first abutting cylinder 14 is arranged on the first support 13, a first abutting block 15 is arranged at the end part of the first abutting cylinder 14, a first positioning column 16 is arranged on the first abutting block 15, and a first clamping unit is connected with the first support 13.
The first cylinder 14 that supports can drive first support block 15 and remove, and then make first locating column 16 insert to the work piece in, play the positioning action to the work piece, then first support block 15 can support and support in the work piece side, first clamping unit is connected with first support 13, and after the work piece location was accomplished, first clamping unit tip moved to first support block 15, firmly pressed from both sides the work piece under the combined action of first clamping unit and first support block 15.
The first clamping unit includes: the first clamping cylinder 17 is connected with the first support 13, the end of the first clamping cylinder 17 is rotatably connected with a first clamping plate 18, the first clamping plate 18 is rotatably connected with the first support 13, and the first clamping cylinder 17 can drive the first clamping plate 18 to be close to or far away from the first abutting block 15 when working.
The first clamping cylinder 17 can stretch back and forth to drive the first clamping plate 18 to rotate around the joint of the first clamping plate and the first support 13, so that the other end of the first clamping plate 18 is close to or far away from the first abutting block 15, and the purpose of clamping or loosening a workpiece is achieved.
The second fixture includes: the second support 19 is connected with the workbench 1, the second support 19 is connected with a sliding plate 20 in a sliding mode, a sliding cylinder 21 is arranged on the workbench 1, the sliding cylinder 21 is connected with the sliding plate 20, a second abutting cylinder 22 is arranged on the sliding plate 20, a second abutting block 23 is arranged at the end portion of the second abutting cylinder 22, a second positioning column 24 is arranged on the second abutting block 23, and the second clamping unit is connected with the second support 19.
The sliding plate 20 can be driven by the sliding cylinder 21 to slide, so as to drive a part of workpieces to be close to another part of workpieces, thereby facilitating subsequent welding work and being easier to place a part of workpieces into the first clamping mechanism and the second clamping mechanism respectively.
The second clamping unit includes: and the second clamping cylinder 25 is connected with the second support 19, the end part of the second clamping cylinder 25 is rotatably connected with a second clamping plate 26, the second clamping plate 26 is rotatably connected with the second support 19, and when the second clamping cylinder 25 works, the second clamping plate 26 can be driven to be close to or far away from the second abutting block 23.
The second clamping cylinder 25 can extend back and forth to drive the second clamping plate 26 to rotate around the joint of the second clamping plate and the second bracket 19, so that the other end of the second clamping plate 26 is close to or far away from the second abutting block 23.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
Moreover, descriptions of the present invention as relating to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Claims (8)
1. A double-headed spot welding mechanism, comprising:
a work table;
the spot welding mechanism is movably arranged on the workbench, a first spot welding head and a second spot welding head are rotatably arranged at the end part of the spot welding mechanism, the first spot welding head and the second spot welding head are oppositely arranged, and an electrified electrode is arranged at the end part of the spot welding mechanism and is positioned between the first spot welding head and the second spot welding head;
the first clamping mechanism is arranged on the workbench, and a first clamping unit is movably arranged on the first clamping mechanism;
the second clamping mechanism is movably connected with the workbench and is oppositely arranged with the first clamping mechanism, and a second clamping unit is movably arranged on the second clamping mechanism.
2. A double-headed spot welding mechanism according to claim 1 wherein said spot welding mechanism comprises: the welding head moving part is movably connected with the workbench;
and the welding head support frame is arranged on the welding head moving member, and the first spot welding head, the second spot welding head and the electrified electrode are arranged on the welding head support frame.
3. The double-headed spot welding mechanism according to claim 2 wherein said horn moving member comprises: the sliding block is connected with the workbench in a sliding manner, and the welding head support frame is connected with the upper end of the sliding block;
the lead screw is rotatably connected with the workbench, the lower end of the welding head support frame is in threaded connection with the lead screw, the lead screw is connected with a motor, and the motor is connected with the workbench.
4. The double-headed spot welding mechanism according to claim 3, wherein an adapter frame is arranged on the welding head support frame, the power-on electrode is connected with the adapter frame, the first spot welding head and the second spot welding head are respectively rotatably connected with the upper end and the lower end of the adapter frame, a first spot welding cylinder is rotatably arranged at the upper end of the adapter frame, the first spot welding cylinder is rotatably connected with the first spot welding head, a second spot welding cylinder is rotatably arranged at the lower end of the adapter frame, and the second spot welding cylinder is rotatably connected with the second spot welding head.
5. The double-headed spot welding mechanism according to claim 1 wherein said first clamping mechanism comprises: the first support is connected with the workbench, a first abutting cylinder is arranged on the first support, a first abutting block is arranged at the end part of the first abutting cylinder in an abutting mode, a first positioning column is arranged on the first abutting block, and the first clamping unit is connected with the first support.
6. The double-headed spot welding mechanism according to claim 5, wherein said first clamping unit comprises: the first clamping cylinder is connected with the first support, the end part of the first clamping cylinder is rotatably connected with a first clamping plate, the first clamping plate is rotatably connected with the first support, and when the first clamping cylinder works, the first clamping plate can be driven to be close to or far away from the first abutting block.
7. The double-headed spot welding mechanism according to claim 1 wherein said second clamping mechanism comprises: the second support is connected with the workbench, a sliding plate is connected to the second support in a sliding mode, a sliding cylinder is arranged on the workbench and connected with the sliding plate, a second abutting block is arranged on the sliding plate and abutted to the end portion of the cylinder, a second positioning column is arranged on the second abutting block, and the second clamping unit is connected with the second support.
8. The double-headed spot welding mechanism according to claim 7, wherein said second clamping unit comprises: and the end part of the second clamping cylinder is rotatably connected with a second clamping plate, the second clamping plate is rotatably connected with the second support, and when the second clamping cylinder works, the second clamping cylinder can drive the second clamping plate to be close to or far away from the second abutting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120903963.8U CN215615721U (en) | 2021-04-28 | 2021-04-28 | Double-end spot welding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120903963.8U CN215615721U (en) | 2021-04-28 | 2021-04-28 | Double-end spot welding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215615721U true CN215615721U (en) | 2022-01-25 |
Family
ID=79937072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120903963.8U Active CN215615721U (en) | 2021-04-28 | 2021-04-28 | Double-end spot welding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215615721U (en) |
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2021
- 2021-04-28 CN CN202120903963.8U patent/CN215615721U/en active Active
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