CN214978403U - Argon arc welding machine - Google Patents
Argon arc welding machine Download PDFInfo
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- CN214978403U CN214978403U CN202120647364.4U CN202120647364U CN214978403U CN 214978403 U CN214978403 U CN 214978403U CN 202120647364 U CN202120647364 U CN 202120647364U CN 214978403 U CN214978403 U CN 214978403U
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- argon arc
- supporting plate
- welding machine
- arc welding
- bottom plate
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Abstract
The utility model discloses an argon arc welding machine relates to welding equipment technical field, and the main objective improves the work efficiency and the uniformity of welding workpiece, improves the welding quality of work piece moreover. The argon arc welding machine is used for welding a workpiece, the workpiece comprises a bottom plate and a nut arranged in a through hole in the bottom plate, a joint seam to be welded is formed by a joint seam of the through hole and the nut, the argon arc welding machine comprises a rack, and a rotating mechanism and a lifting mechanism are arranged on the rack; the clamp is arranged on the rotating mechanism and can rotate under the driving of the rotating mechanism, and the clamp is used for clamping the workpiece; and the welding gun is arranged on the lifting mechanism and can be driven by the lifting mechanism to perform lifting motion, the welding gun is positioned above the clamp, and a welding needle of the welding gun corresponds to the seam to be welded.
Description
Technical Field
The utility model belongs to the technical field of the welding equipment technique and specifically relates to an argon arc welding machine is related to.
Background
Transponder systems are important devices for railway train operation systems, and the transponders are usually mounted by means of a U-shaped mounting device, wherein the U-shaped mounting device comprises a base plate assembly comprising an elongated flat base plate and a nut, and the nut is welded and connected coaxially in a through hole in the flat base plate.
At present, in a bottom plate assembly of a U-shaped mounting device of a transponder, manual welding is usually adopted for welding between a flat bottom plate and a nut, the working efficiency is low, the consistency is poor, and the welding quality is poor.
SUMMERY OF THE UTILITY MODEL
In view of this, the embodiment of the present invention provides an argon arc welding machine, which mainly aims to improve the working efficiency and consistency of the welding workpiece, and improve the welding quality of the workpiece.
In order to achieve the above object, the embodiment of the present invention mainly provides the following technical solutions:
an embodiment of the utility model provides an argon arc welding machine for the weldment, the work piece include the bottom plate with set up in nut in the through-hole on the bottom plate, the through-hole with the joint gap formation of nut treats welded joint, include:
the lifting mechanism is arranged on the rack;
the clamp is arranged on the rotating mechanism and can rotate under the driving of the rotating mechanism, and the clamp is used for clamping the workpiece;
and the welding gun is arranged on the lifting mechanism and can be driven by the lifting mechanism to perform lifting motion, the welding gun is positioned above the clamp, and a welding needle of the welding gun corresponds to the seam to be welded.
Further, the rotating mechanism is a position changing machine which comprises a rotatable clamping disc;
the clamp comprises a positioning pin and a supporting plate, the positioning pin is arranged at the circle center of the clamping disc, the outer diameter of the positioning pin is matched with the inner diameter of the nut, the supporting plate is arranged on the clamping disc along the radial direction of the clamping disc, and one end of the supporting plate is opposite to the positioning pin;
the nut is used for being sleeved outside the positioning pin, and the bottom plate is used for bearing on the supporting plate.
Further, the outer diameter of the end part of the positioning pin is gradually reduced from bottom to top.
Further, the clamp further comprises a pressing piece, and the pressing piece is arranged on the supporting plate and used for pressing the bottom plate on the supporting plate;
the pressing piece is an elastic piece, the elastic piece is L-shaped, one end of the elastic piece is connected with one side of the supporting plate, the other end of the elastic piece extends towards the other side of the supporting plate, a gap is formed between the other end of the elastic piece and the supporting plate, and the gap is smaller than the thickness of the bottom plate.
Furthermore, the positioning pin is arranged at the circle center of the clamping disc through an elastic piece.
The fixture further comprises a positioning block, the positioning block is arranged on the clamping disc, a through hole positioned at the circle center of the clamping disc is formed in the positioning block, and a groove communicated with the through hole and penetrating through the side face of the positioning block is formed in the positioning block;
the positioning pin penetrates out of the through hole;
the nut is used for clamping in the groove.
Furthermore, the other end of the supporting plate is provided with a convex edge which extends along the width direction of the supporting plate, and the height of the convex edge relative to the clamping disc is equal to the height of the positioning block relative to the clamping disc;
one end of the convex edge is provided with a bulge;
the bottom plate is used for supporting on the protruding stupefied, just the lateral wall of bottom plate with protruding butt.
Further, the lifting mechanism comprises a cylinder and a bracket;
the air cylinder is arranged on the rack, and a piston rod of the air cylinder can perform telescopic motion in the vertical direction;
the support includes fixed block and extension rod, the fixed block set up in on the piston rod, the one end of extension rod with the fixed block is connected, and the other end extends to the top of anchor clamps, welder set up in extend the other end futilely.
Furthermore, a guide rod which extends up and down is arranged on the rack;
the fixing block is provided with a through hole, and the fixing block is movably sleeved outside the guide rod through the through hole.
Further, the argon arc welding machine still includes:
and the controller is electrically connected with the rotating mechanism and the lifting mechanism respectively.
Borrow by above-mentioned technical scheme, the utility model discloses following beneficial effect has at least:
the embodiment of the utility model provides an argon arc welding machine can be with the work piece clamping on anchor clamps, then starts elevating system drive welder and descends and reach the welding position of work piece top, restarts rotary mechanism for rotary mechanism drive anchor clamps are rotatory, can start welder and weld this moment, thereby realizes treating the welded joint to the work piece and carries out argon arc welding automatically, has improved work efficiency and uniformity, has still improved the welding quality of work piece.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a schematic structural diagram of an argon arc welding machine according to an embodiment of the present invention at a first viewing angle;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is a schematic structural view of an argon arc welding machine provided by an embodiment of the present invention at a second viewing angle when the clamp is not clamping a workpiece;
FIG. 4 is a schematic structural view of an argon arc welding machine according to an embodiment of the present invention at a second viewing angle with a workpiece clamped in a fixture;
fig. 5 is a schematic structural diagram of an argon arc welding machine at a third viewing angle according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be described in more detail below with reference to the drawings in the preferred embodiments of the present invention. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are only some, but not all embodiments of the invention. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention. Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
In the description of the present embodiment, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only 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 in a particular orientation, and be operated, and therefore, should not be construed as limiting the scope of the present embodiment.
As shown in fig. 1 and 2, and referring to fig. 4 and 5, an embodiment of the present invention provides an argon arc welding machine for welding a workpiece 100, where the workpiece 100 may be a bottom plate assembly workpiece 100 of a U-shaped mounting device of a transponder, the workpiece 100 includes a bottom plate 101 and a nut 102 disposed in a through hole on the bottom plate 101, a joint gap between the through hole and the nut 102 forms a joint to be welded, and the argon arc welding machine includes: the device comprises a rack 1, wherein a rotating mechanism 2 and a lifting mechanism 3 are arranged on the rack 1; the clamp is arranged on the rotating mechanism 2 and can rotate under the driving of the rotating mechanism 2, and the clamp is used for clamping the workpiece 100; and the welding gun 4 is arranged on the lifting mechanism 3 and can be driven by the lifting mechanism 3 to perform lifting movement, the welding gun 4 is positioned above the clamp, and a welding needle 41 of the welding gun 4 corresponds to a joint to be welded.
It is understood that the argon arc welding machine also comprises all other components forming the argon arc welding machine except the welding gun 4, and the components can be arranged on the frame 1 or at other positions so as to realize the automatic argon arc welding of the workpiece 100 by the argon arc welding machine, wherein the specific structure of the argon arc welding machine is the common technology in the prior art, and the details are not described herein. Specifically, the specific process of welding the workpiece 100 by the argon arc welding machine may be as follows: the welding gun 4 automatically descends, delays, starts arc, rotates the workpiece 100, welds, arcs and automatically ascends the welding gun 4, and the welding is finished.
The embodiment of the utility model provides an argon arc welding machine can be with work piece 100 clamping on anchor clamps, then start 3 drive welder 4 of elevating system and descend and reach the welding position of work piece 100 top, restart rotary mechanism 2, make rotary mechanism 2 drive anchor clamps rotatory, can start welder 4 this moment and weld, thereby realize treating welded joint to work piece 100 and carry out argon arc welding automatically, work efficiency and uniformity have been improved, the welding quality of work piece 100 has still been improved.
In an alternative embodiment, referring to fig. 1, 2, 3 and 4, the rotating mechanism 2 may be a 360-rotation positioner including a rotatable clamping disk 21; the fixture can comprise a positioning pin 5 and a supporting plate 6, the positioning pin 5 is arranged at the center of a circle of the clamping disc 21, the outer diameter of the positioning pin 5 is matched with the inner diameter of the nut 102, the supporting plate 6 is arranged on the clamping disc 21 along the radial direction of the clamping disc 21, and the end part of the supporting plate is opposite to the positioning pin 5; the nut 102 is used for being sleeved outside the positioning pin 5, and the bottom plate 101 is used for being placed on the supporting plate 6.
According to the embodiment, when the workpiece 100 is clamped, the nut 102 on the bottom plate 101 can be sleeved on the positioning pin 5, then the bottom plate 101 is placed on the supporting plate 6, at this time, the lifting mechanism 3 can be started to lower the welding gun 4 to the welding position, and then the rotating mechanism 2 is started to drive the fixture to rotate, so that welding can be performed, and the operation is simple and convenient.
In an alternative embodiment, referring to fig. 1 and 2, the outer diameter of the end of the positioning pin 5 is gradually reduced from bottom to top, that is, the end of the positioning pin 5 may have a tapered structure, so that the nut 102 of the workpiece 100 is sleeved outside the positioning pin 5.
In an alternative embodiment, referring to fig. 3 and 4, the fixture may further include a pressing member 61, and the pressing member 61 is disposed on the pallet 6 and used for pressing the bottom plate 101 of the workpiece 100 on the pallet 6. When the workpiece 100 is clamped, the nut 102 on the bottom plate 101 can be sleeved on the positioning pin 5, then the bottom plate 101 is placed on the supporting plate 6, and meanwhile, the pressing piece 61 is used for pressing the bottom plate 101, so that the workpiece 100 is stably clamped and positioned.
Wherein, compressing tightly piece 61 can be the shell fragment, and the shell fragment is L shape, and the one end of shell fragment is connected with one side of layer board 6, and the other end of shell fragment extends to the opposite side of layer board 6, has the clearance between the other end of shell fragment and layer board 6, and the clearance is less than bottom plate 101's thickness. In this way, the bottom plate 101 of the workpiece 100 can slide into the space between the spring plate and the supporting plate 6 from the other end of the spring plate and be clamped between the spring plate and the supporting plate 6, so that the spring plate presses the bottom plate 101. When the workpiece 100 is clamped, the nut 102 on the bottom plate 101 can be sleeved on the positioning pin 5, and then the bottom plate 101 slides into the space between the elastic sheet and the supporting plate 6 from the other end of the elastic sheet, so that the workpiece 100 can be stably clamped and positioned.
In an alternative embodiment, the positioning pin 5 is disposed at the center of the clamping disc 21 through an elastic member, so that the positioning pin 5 can move up and down and reset, and thus the positioning pin 5 forms the elastic positioning pin 5, in this case, if the inner diameter of the nut 102 is small, when the nut 102 cannot be sleeved in the positioning pin 5, the positioning pin 5 can be pressed down, and the nut 102 is sleeved at the tapered end of the positioning pin 5, so that the positioning of the nut 102 can also be achieved. Wherein, the elastic member may be a spring.
In an alternative embodiment, referring to fig. 1, 2, 3 and 4, the fixture may further include a positioning block 7, the positioning block 7 is disposed on the clamping disc 21, a through hole located at the center of the clamping disc 21 is disposed on the positioning block 7, a groove 71 communicating with the through hole and penetrating through a side surface of the positioning block 7 is disposed on the positioning block 7, and the positioning pin 5 penetrates through the through hole; the nut 102 is used for clamping in the groove 71 and sleeved outside the positioning pin 5. When the workpiece 100 is clamped, the nut 102 on the bottom plate 101 can be sleeved on the positioning pin 5 and clamped in the groove 71, and then the bottom plate 101 slides into the space between the elastic sheet and the supporting plate 6 from the other end of the elastic sheet, so that the workpiece 100 can be stably clamped and positioned.
Since the bottom plate 101 of the workpiece 100 is generally a long strip-shaped plate, the bottom plate 101 is easily deformed, for example, the two ends of the bottom plate are warped, in this case, in order to ensure that the workpiece 100 is stably clamped, in an alternative embodiment, referring to fig. 1, 2, 3 and 4, the other end of the supporting plate 6 is provided with a protruding edge 62 extending along the width direction thereof, and the height of the protruding edge 62 relative to the clamping disc 21 is equal to the height of the positioning block 7 relative to the clamping disc 21. When the workpiece 100 is clamped, one end of the supporting plate 6 is arranged on the positioning block 7, the other end of the supporting plate 6 is arranged on the convex edge 62, and the middle part of the supporting plate 6 is not in contact with the supporting plate 6, so that the workpiece 100 is in small-area contact with the supporting plate 6, and the workpiece 100 is prevented from being deformed to influence the clamping and positioning. Moreover, the workpiece 100 and the supporting plate 6 are prevented from being in large-area contact, abrasion to the workpiece 100 can be avoided, and the processing quality of the workpiece 100 is guaranteed.
In addition, in order to further facilitate the clamping and positioning of the workpiece 100, in an alternative embodiment, referring to fig. 3 and 4, a protrusion 63 is further provided at one end of the protruding edge 62, and specifically, the protrusion 63 is provided at one end of the protruding edge 62 corresponding to the side where the pressing member 61 and the supporting plate 6 are connected. When the workpiece 100 is clamped, the bottom plate 101 can slide into the space between the elastic sheet and the supporting plate 6 from the other end of the elastic sheet, when the bottom plate 101 abuts against the protrusion 63, the workpiece 100 can be clamped in place, and the operation is more convenient.
In an alternative embodiment, referring to fig. 1 and 5, the lifting mechanism 3 may comprise a cylinder 31 and a bracket; the cylinder 31 is arranged on the frame 1, and a piston rod of the cylinder 31 can perform telescopic motion in the vertical direction; the support includes fixed block 32 and extension rod 33, and fixed block 32 sets up on the piston rod, and extension rod 33's one end is connected with fixed block 32, and the other end extends to the top of anchor clamps, and welder 4 sets up in the other end that extends futilely.
According to the above embodiment, when the cylinder 31 is started, the piston rod can drive the welding gun 4 to move up and down through the fixing block 32 and the extension rod 33, so that the purposes of automatic descending of the welding gun 4 before welding and automatic ascending of the welding gun 4 after welding are achieved, and the device is simple in structure and convenient to achieve.
In order to ensure accurate movement of the welding gun 4, in an alternative embodiment, referring to fig. 5, the frame 1 may be provided with a guide rod 11 extending up and down; the fixing block 32 is provided with a through hole, and the fixing block 32 is movably sleeved outside the guide rod 11 through the through hole, so that the guide rod 11 provides a guiding function for the up-and-down movement of the welding gun 4, thereby ensuring the accurate movement of the welding gun 4 and further ensuring the welding quality of the workpiece 100.
In an alternative embodiment, the argon arc welding machine may further comprise a controller, and the controller is electrically connected with the rotating mechanism 2 and the lifting mechanism 3 respectively. Certainly, a start button electrically connected with the controller can be further arranged, so that when the workpiece 100 needs to be welded, the nut 102 on the bottom plate 101 can be sleeved on the positioning pin 5 and is clamped in the groove 71 at the same time, then the bottom plate 101 slides into the position between the elastic piece and the supporting plate 6 from the other end of the elastic piece, the workpiece 100 is clamped and positioned, at the moment, the start button is pressed down, the controller can control the lifting mechanism 3 to drive the welding gun 4 to descend, then the welding machine is controlled to delay and start arc, the rotating mechanism 2 is controlled to drive the workpiece 100 to rotate, then the welding machine is controlled to weld and extinguish arc, finally the lifting mechanism 3 is controlled to drive the welding gun 4 to ascend, the welding is finished, and the automation of the argon arc welding machine is better realized.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. The utility model provides an argon arc welding machine for the weldment work piece, the work piece include the bottom plate with set up in nut in the through-hole on the bottom plate, the through-hole with the joint gap formation of nut treats welded joint, a serial communication port, include:
the lifting mechanism is arranged on the rack;
the clamp is arranged on the rotating mechanism and can rotate under the driving of the rotating mechanism, and the clamp is used for clamping the workpiece;
and the welding gun is arranged on the lifting mechanism and can be driven by the lifting mechanism to perform lifting motion, the welding gun is positioned above the clamp, and a welding needle of the welding gun corresponds to the seam to be welded.
2. The argon arc welding machine according to claim 1,
the rotating mechanism is a positioner, and the positioner comprises a rotatable clamping disc;
the clamp comprises a positioning pin and a supporting plate, the positioning pin is arranged at the circle center of the clamping disc, the outer diameter of the positioning pin is matched with the inner diameter of the nut, the supporting plate is arranged on the clamping disc along the radial direction of the clamping disc, and one end of the supporting plate is opposite to the positioning pin;
the nut is used for being sleeved outside the positioning pin, and the bottom plate is used for bearing on the supporting plate.
3. The argon arc welding machine according to claim 2,
the outer diameter of the end part of the positioning pin is gradually reduced from bottom to top.
4. The argon arc welding machine according to claim 2,
the clamp further comprises a pressing piece, and the pressing piece is arranged on the supporting plate and used for pressing the bottom plate on the supporting plate;
the pressing piece is an elastic piece, the elastic piece is L-shaped, one end of the elastic piece is connected with one side of the supporting plate, the other end of the elastic piece extends towards the other side of the supporting plate, a gap is formed between the other end of the elastic piece and the supporting plate, and the gap is smaller than the thickness of the bottom plate.
5. The argon arc welding machine according to claim 2,
the positioning pin is arranged at the circle center of the clamping disc through an elastic piece.
6. The argon arc welding machine according to claim 2,
the fixture further comprises a positioning block, the positioning block is arranged on the clamping disc, a through hole positioned at the circle center of the clamping disc is formed in the positioning block, and a groove communicated with the through hole and penetrating through the side face of the positioning block is formed in the positioning block;
the positioning pin penetrates out of the through hole;
the nut is used for clamping in the groove.
7. The argon arc welding machine according to claim 6,
the other end of the supporting plate is provided with a convex edge which extends along the width direction of the supporting plate, and the height of the convex edge relative to the clamping disc is equal to the height of the positioning block relative to the clamping disc;
one end of the convex edge is provided with a bulge;
the bottom plate is used for supporting on the protruding stupefied, just the lateral wall of bottom plate with protruding butt.
8. The argon arc welding machine according to claim 1,
the lifting mechanism comprises a cylinder and a bracket;
the air cylinder is arranged on the rack, and a piston rod of the air cylinder can perform telescopic motion in the vertical direction;
the support includes fixed block and extension rod, the fixed block set up in on the piston rod, the one end of extension rod with the fixed block is connected, and the other end extends to the top of anchor clamps, welder set up in extend the other end futilely.
9. The argon arc welding machine according to claim 8,
the rack is provided with a guide rod which extends up and down;
the fixing block is provided with a through hole, and the fixing block is movably sleeved outside the guide rod through the through hole.
10. The argon arc welder of claim 1, further comprising:
and the controller is electrically connected with the rotating mechanism and the lifting mechanism respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120647364.4U CN214978403U (en) | 2021-03-30 | 2021-03-30 | Argon arc welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120647364.4U CN214978403U (en) | 2021-03-30 | 2021-03-30 | Argon arc welding machine |
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| Publication Number | Publication Date |
|---|---|
| CN214978403U true CN214978403U (en) | 2021-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120647364.4U Active CN214978403U (en) | 2021-03-30 | 2021-03-30 | Argon arc welding machine |
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| CN (1) | CN214978403U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115592240A (en) * | 2022-10-19 | 2023-01-13 | 中国航发北京航空材料研究院（Cn） | Automatic argon arc welding device and method for wear-resistant layer of blade |
-
2021
- 2021-03-30 CN CN202120647364.4U patent/CN214978403U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115592240A (en) * | 2022-10-19 | 2023-01-13 | 中国航发北京航空材料研究院（Cn） | Automatic argon arc welding device and method for wear-resistant layer of blade |
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