CN217253802U - Welding machine - Google Patents
Welding machine Download PDFInfo
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- CN217253802U CN217253802U CN202220747947.9U CN202220747947U CN217253802U CN 217253802 U CN217253802 U CN 217253802U CN 202220747947 U CN202220747947 U CN 202220747947U CN 217253802 U CN217253802 U CN 217253802U
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Abstract
A welding machine. The problem of work efficiency low when mainly solving present large-scale return bend of welding. The method is characterized in that: the rack is provided with a clamp device (2) for mounting a workpiece (9), a first welding head (3) driven by a first power mechanism and a second welding head (4) driven by a second power mechanism; the first welding head is used for welding the outer wall of the workpiece; the second welding head is used for extending into the inner wall of the workpiece to be welded, and the first welding head is positioned above the second welding head. The utility model provides a welding machine, can be convenient weld the return bend to be two-sided welding, the welding seam is more pleasing to the eye and more firm.
Description
Technical Field
The utility model relates to a large-scale pipeline welding field, concretely relates to welding machine.
Background
When a large pipeline (such as the field of gas and oil pipelines) is welded, because a workpiece is large, the operation is difficult, the conventional working method at present is that workers need to hold pipes to weld, the working efficiency is low, a worker cannot weld a plurality of pipes every day, and the danger such as smashing injury is easily caused by improper operation.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of background art, the utility model provides a welding machine mainly solves the problem that work efficiency is low when welding large-scale return bend at present.
The utility model adopts the technical proposal that:
a welding machine comprises a frame, wherein a clamp device for mounting a workpiece, a first welding head driven by a first power mechanism and a second welding head driven by a second power mechanism are arranged on the frame;
the first welding head is used for welding the outer wall of the workpiece; the second welding head is used for extending into the inner wall of the workpiece to be welded, and the first welding head is positioned above the second welding head.
The fixture device comprises a mounting disc which is driven to rotate by a first power source, and the mounting disc comprises a first position and a second position, wherein the first position is used for welding one side of a small diameter of a workpiece, and the second position is used for welding one side of a large diameter of the workpiece.
The pneumatic clamping fingers are arranged on the mounting disc and used for pressing the outer wall of one side of the workpiece against the mounting disc.
The first power mechanism comprises a second power source, and the second power source is used for driving the first welding head to lift along the vertical direction.
The second power mechanism comprises a third power source, a connecting pipe is connected to the third power source, a second welding head is arranged at one end of the connecting pipe, the third power source is used for driving the connecting pipe to rotate, and when the workpiece is located at the first position, the second welding head is located at the first welding position; the second welding head is in a second welding position when the workpiece is in a second position.
The connecting pipe comprises a straight pipe and an elbow pipe, the third power source is connected with the speed reducer, the straight pipe is connected with the speed reducer, one end of the elbow pipe is connected with the second welding head, and the third power source drives the straight pipe to rotate along the axis of the straight pipe.
The second power mechanism further comprises a linear transmission assembly, and the linear transmission assembly is used for driving the second welding head to lift along the vertical direction.
And a fine adjustment assembly is arranged at the tail end of the connecting pipe and is used for finely adjusting the second welding head in at least one direction of the vertical direction and the front-back direction.
The fine setting subassembly includes the base, be equipped with first branch along the fore-and-aft direction on the base, be equipped with first slide on the branch, be equipped with on the first slide the second bonding tool connect in on the first slide.
The fine setting subassembly includes the base, be equipped with first branch along the fore-and-aft direction on the base, be equipped with first slide on the branch, be equipped with the support on the first slide, be equipped with second branch on the support, be equipped with the second slide on the second branch, the second bonding tool connect in on the second slide.
The utility model has the advantages that: the utility model provides a welding machine, can be convenient weld the return bend to be two-sided welding, the welding seam is more pleasing to the eye and more firm.
Drawings
Fig. 1 is a perspective view of an embodiment of the present invention.
Fig. 2 is a schematic perspective view of an embodiment of the present invention.
Fig. 3 is an enlarged schematic view of a point a in fig. 2.
Fig. 4 is a schematic view of a clamping device according to an embodiment of the present invention.
Fig. 5 is a schematic view of a clamping device according to an embodiment of the present invention.
Fig. 6 is a perspective view of an embodiment of the present invention.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings: as shown in the figure, the welding machine comprises a frame 1, wherein a clamp device 2 for mounting a workpiece 9, a first welding head 3 driven by a first power mechanism and a second welding head 4 driven by a second power mechanism are arranged on the frame; the first welding head is used for welding the outer wall of the workpiece; the second welding head is used for extending into the inner wall of the workpiece to be welded, and the first welding head is positioned above the second welding head. The first welding head is used for welding the outer wall of a workpiece, the second welding head is used for welding the inner wall of the workpiece, furthermore, the first welding head and the second welding head can be simultaneously welded in the same direction, the explosion welding seam can be better attractive and firm, and two halves of the workpiece need to be spot-welded before being welded by the assembling machine to be roughly connected together.
The utility model discloses in, as shown in the figure, fixture device includes and drives rotatable mounting disc 21 by first power supply 81, the mounting disc is including the first position when being used for work piece path one side welding and the second position when being used for work piece path one side welding. The internal diameter of return bend is path one side, and the external diameter is major diameter one side, and after the internal diameter had been welded, it rotates through the mounting disc to make external diameter one side be used for the welding up, and this first power supply can be the motor, and its motor shaft is connected with the mounting disc and makes it take place to rotate.
The utility model discloses in, as shown in the figure, be equipped with pneumatic clamp on the mounting disc and indicate 211, pneumatic clamp indicates to be used for supporting one side outer wall of work piece to press on the mounting disc. The pneumatic clamping fingers are arranged on the mounting disc and used for fixing the workpiece, and the workpiece is prevented from falling from the mounting disc.
In the present invention, as shown in the figure, the first power mechanism includes a second power source 82, and the second power source is used for driving the first welding head to ascend and descend along the vertical direction. This second power supply can be motor or cylinder etc. can make first bonding tool realize the function of going up and down through lead screw slide mechanism when adopting the motor, can realize the lift of first bonding tool with the cylinder directly or indirectly connect first bonding tool when adopting the cylinder.
In the present invention, as shown in the figure, the second power mechanism includes a third power source 83, the third power source is connected to a connecting pipe 41, the second welding head is disposed at one end of the connecting pipe, the third power source is used for driving the connecting pipe to rotate, and when the workpiece is at the first position, the second welding head is at the first welding position; the second welding head is in a second welding position when the workpiece is in a second position. This third power supply can be servo motor, as preferred, can also connect the reduction gear, it rotates to drive the connecting pipe, specifically can, the mounting disc anticlockwise rotates earlier, make the work piece leave welded position, then move the second bonding tool to first welding position (refer to fig. 1, 2), it realizes the welding to turn back the mounting disc to welding position this moment is first position promptly, one side welding completion back, again with the mounting disc anticlockwise rotation, first bonding tool rises this moment, and the connecting pipe is rotated to the third power supply, make the second bonding tool come the second welding position (refer to fig. 6), just realize the welding action of opposite side with outside diameter one side up with the mounting disc continuation anticlockwise rotation this moment.
The utility model discloses in, as shown in the figure, the connecting pipe includes straight tube 411 and return bend 412, reduction gear 831 is connected to the third power supply, the straight tube with retarder connection, return bend one end with the second bonding tool is connected, the third power supply drives the straight tube is followed self axis and is rotated.
In the present invention, as shown in the figure, the second power mechanism further includes a linear transmission assembly 44, and the linear transmission assembly is used for driving the second welding head to ascend and descend along the vertical direction. The switching between the first welding position and the second welding position can be better realized by matching with the lifting while the second welding head rotates. The linear actuator assembly may include a motor 440, a lead screw mechanism 441, a cross bar 442 that is driven to move up and down by the lead screw mechanism, and a third power source mounted to the cross bar.
The utility model discloses in, as shown in the figure, the connecting pipe tail end is equipped with the fine setting subassembly, the fine setting subassembly be used for with the second bonding tool is finely tuned in at least one direction of vertical direction, fore-and-aft direction. The second welding head can be finely adjusted through the fine adjustment assembly, and the use is more convenient. The vertical direction here is the height direction, i.e. the Y-axis direction, and the front-back direction is the Z-axis, for the purpose of radial adjustment in the pipe.
The utility model discloses in, as shown in the figure, fine setting subassembly includes base 71, be equipped with first branch 711 along the fore-and-aft direction on the base, be equipped with first slide 712 on the branch, be equipped with on the first slide the second bonding tool connect in on the first slide. Preferably, the first support rod can be a screw rod, the first sliding seat is a sliding seat matched with the screw rod, and the motor arranged on the base drives the first sliding seat to move, so that fine adjustment of the second welding head is realized.
The utility model discloses in, as shown in the figure, the fine setting subassembly includes base 71, be equipped with first branch 711 along the fore-and-aft direction on the base, be equipped with first slide 712 on the branch, be equipped with support 713 on the first slide, be equipped with second branch 714 on the support, be equipped with second slide 715 on the second branch, the second bonding tool connect in on the second slide. In this embodiment, similar to the above, further, fine adjustment in one direction is added, which is more convenient for operation.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The embodiments described with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention. The examples should not be construed as limiting the present invention, but any modifications made based on the spirit of the present invention should be within the scope of the present invention.
Claims (9)
1. A welding machine comprising a machine frame (1), characterized in that: the rack is provided with a clamp device (2) for mounting a workpiece (9), a first welding head (3) driven by a first power mechanism and a second welding head (4) driven by a second power mechanism;
the first welding head is used for welding the outer wall of the workpiece; the second welding head is used for extending into the inner wall of the workpiece to be welded;
the first welding head is positioned above the second welding head.
2. A welding machine as defined in claim 1, characterized in that: the fixture device comprises a mounting disc (21) which is driven to rotate by a first power source (81), and the mounting disc comprises a first position and a second position, wherein the first position is used for welding one side of the small diameter of a workpiece, and the second position is used for welding one side of the large diameter of the workpiece.
3. A welding machine as claimed in claim 2, characterized in that: and the mounting disc is provided with a pneumatic clamping finger (211), and the pneumatic clamping finger is used for pressing the outer wall of one side of the workpiece against the mounting disc.
4. A welding machine as claimed in claim 3, characterized in that: the first power mechanism comprises a second power source (82) which is used for driving the first welding head to lift along the vertical direction.
5. A welding machine as claimed in claim 4, characterized in that: the second power mechanism comprises a third power source (83), a connecting pipe (41) is connected to the third power source, the second welding head is arranged at one end of the connecting pipe, the third power source is used for driving the connecting pipe to rotate, and when the workpiece is located at the first position, the second welding head is located at the first welding position; the second welding head is in a second welding position when the workpiece is in a second position.
6. A welding machine as claimed in claim 5, characterized in that: the connecting pipe comprises a straight pipe (411) and an elbow pipe (412), the third power source is connected with a speed reducer (831), the straight pipe is connected with the speed reducer, one end of the elbow pipe is connected with the second welding head, and the third power source drives the straight pipe to rotate along the axis of the straight pipe.
7. A welding machine as claimed in claim 6, characterized in that: the second power mechanism further comprises a linear transmission assembly (44) which is used for driving the second welding head to lift along the vertical direction.
8. A welding machine as defined in claim 7, characterized in that: and a fine adjustment assembly is arranged at the tail end of the connecting pipe and is used for finely adjusting the second welding head in at least one direction of the vertical direction and the front-back direction.
9. A welding machine as defined in claim 8, characterized in that: the fine adjustment assembly comprises a base 71, a first supporting rod 711 is arranged on the base along the front-back direction, a first sliding seat 712 is arranged on the supporting rod, and a second welding head connected to the first sliding seat is arranged on the first sliding seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220747947.9U CN217253802U (en) | 2022-04-02 | 2022-04-02 | Welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220747947.9U CN217253802U (en) | 2022-04-02 | 2022-04-02 | Welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217253802U true CN217253802U (en) | 2022-08-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220747947.9U Active CN217253802U (en) | 2022-04-02 | 2022-04-02 | Welding machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN217253802U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114749816A (en) * | 2022-04-02 | 2022-07-15 | 温州市明洋管件制造有限公司 | Large-scale pipeline double-side welding machine and welding method |
-
2022
- 2022-04-02 CN CN202220747947.9U patent/CN217253802U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114749816A (en) * | 2022-04-02 | 2022-07-15 | 温州市明洋管件制造有限公司 | Large-scale pipeline double-side welding machine and welding method |
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