CN216912583U - Butt weld end gasket device - Google Patents
Butt weld end gasket device Download PDFInfo
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- CN216912583U CN216912583U CN202122863116.6U CN202122863116U CN216912583U CN 216912583 U CN216912583 U CN 216912583U CN 202122863116 U CN202122863116 U CN 202122863116U CN 216912583 U CN216912583 U CN 216912583U
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Abstract
The utility model relates to a welding tool, aiming at solving the problem that the prior butt weld end lead-out plate needs to be subjected to gouging cutting, the utility model constructs a butt weld end liner device, a bracket of which is provided with a jacking device; the support is fixedly provided with two sleeves, the two sleeves are respectively opposite to two ends of a welding bead of a welding seam, a slidable bottom liner with the sliding direction parallel to the end direction of the welding bead is arranged in each sleeve, and the top surface of one end of the bottom liner is used for tightly propping against the back surface of the welding bead of a steel plate welding part; the detachable end stop blocks are arranged on the sleeves, and the inverted trapezoidal upper and lower through grooves which are opposite to the welding bead end and used for stopping molten iron and controlling the forming of the welding bead end are arranged on the end stop blocks.
Description
Technical Field
The utility model relates to a welding tool, in particular to a butt weld end gasket device.
Background
The excavator working device is generally designed by adopting a box-type structure, and in order to ensure the welding quality and reliability of a welding seam, when the butt welding seam of a cover plate of the box-type structure is welded, the end part of the welding seam is led out of the box-type structure by adopting a steel liner, and the led-out part is planed after welding, so that the poor fusion of the end of the welding seam is prevented, and the reliability of the welding seam is prevented from being influenced.
The existing common method is to lead out the end of the welding seam by adopting a steel liner, and after welding, the steel liner needs to be planed by using a gouging plane, so that the workload of the gouging plane is large, and the production efficiency is influenced. Meanwhile, the air gouging operation generates a large amount of dust, so that the environmental pollution is large, and the occupational health of operators is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a butt welding end lead-out plate needs to be subjected to gouging cutting, and provides a butt welding end liner device which can reduce the processing workload of a butt welding end after welding.
The technical scheme for realizing the purpose of the utility model is as follows: a butt weld end liner device is constructed for the butt weld welding operation of two steel sheet weldments, its characterized in that includes: the support is fixed on the top surfaces of the adjacent parts of the two steel plate welding parts, and a jacking device which is contacted with the top surfaces of the steel plate welding parts is arranged on the support; the support is fixedly provided with two sleeves, the two sleeves are respectively opposite to two ends of a welding bead of a welding seam, a slidable bottom liner with the sliding direction parallel to the end direction of the welding bead is arranged in each sleeve, and the top surface of one end of the bottom liner is used for tightly propping against the back surface of the welding bead of a steel plate welding part; each sleeve is provided with a detachable end stop block, and the end stop block is provided with an inverted trapezoidal upper and lower through groove which is opposite to the welding bead end and is used for stopping molten iron and controlling the forming of the welding bead end. In the present invention, the bottom lining and the end stop are made of materials that are not melted with molten iron, for example, the bottom lining is made of copper material such as red copper, and the end stop is made of ceramic material. After welding is completed, the jacking device is loosened, the bottom lining pads on two sides are pushed back into the sleeve, and the whole butt welding seam end lining device can be taken down. Both the undercushion and the end can be reused.
In the butt welding seam end gasket device, the top surface of the bottom gasket is provided with a forming groove which is parallel to the butt welding seam and used for controlling the forming of the surplus height on the back surface of the welding seam.
In the butt weld end gasket device, the bottom gasket is in a square column shape, and the shape of the inner hole of the sleeve is matched with that of the bottom gasket.
In the butt welding seam end gasket device, the forming grooves are formed in the four side faces of the bottom gasket.
In the butt welding seam end gasket device, the central line of the bottom gasket forming groove, the central line of the inverted trapezoidal groove of the end stop block and the central line of the welding bead of the butt welding seam are adjusted to be coincident.
In the butt weld end gasket device, the sleeve is fixedly provided with a fixing device for fixing the end stop block.
In the butt weld end gasket device, the fixing device is a U-shaped fixing plate with an opening facing the weld end and an opening at the top, and the end stop block is installed in the U-shaped fixing plate. The securing means may also be a clamp or fastener.
In the butt welding seam end gasket device, the support comprises two fixing rods arranged in parallel with the welding seam, the two fixing rods are connected with each other at the end parts through a U-shaped connecting plate, the U-shaped connecting plate is opposite to the welding seam end, the two ends of the opening are respectively connected with the end parts of the two fixing rods, and further, the jacking device is composed of spiral ejector rods which are arranged in the middle parts of the two fixing rods and are in threaded fit connection with the fixing rods.
Compared with the prior art, the bottom lining pad and the end stop block can be repeatedly used, and compared with the prior art, the cutting of the lining pad and the stop plate is not needed, so that the large workload of the air gouging cutting is reduced, and the environmental pollution and the noise pollution caused by the air gouging cutting are reduced.
Drawings
FIG. 1 is a schematic view of an embodiment of the apparatus for backing the ends of a butt weld according to the present invention.
FIG. 2 is a schematic view of the butt weld end gasket apparatus of the present invention.
FIG. 3 is a schematic cross-sectional view of the butt weld end gasket apparatus of the present invention.
FIG. 4 is a schematic view of the construction of the underlay pad of the present invention.
Part names and serial numbers in the figure:
the box-type structural workpiece comprises a box-type structural workpiece 1, a butt weld end liner device 2, an under-liner 101, a vertical plate 102, a bracket 201, a sleeve 202, a copper under-liner 203, a U-shaped fixing plate 204, an end stop 205, a jacking device 206, a forming groove 207, an inverted trapezoid upper and lower through groove 208, a U-shaped connecting plate 209 and a fixing rod 210.
Detailed Description
The following description of the embodiments refers to the accompanying drawings.
As shown in fig. 1, the butt weld end pad apparatus is used for a butt weld operation of two steel plate weldments.
As shown in fig. 2 and fig. 3, the butt weld end gasket device 2 includes a bracket 201 fixed on the top surface of the adjacent portion of the two steel plate welding members, and a tightening device 206 contacting with the top surface of the steel plate welding member is disposed on the bracket 201.
The bracket 201 comprises two fixing rods 210 arranged in parallel with the welding seam, the two fixing rods 210 are connected with each other at the end parts through a U-shaped connecting plate 209, the U-shaped connecting plate is opposite to the end of the welding seam, the two ends of the opening are respectively connected with the end parts of the two fixing rods 210, and the jacking device 206 is composed of spiral ejector rods which are arranged in the middle parts of the two fixing rods 210 and are in threaded fit connection with the fixing rods 210.
Each sleeve is provided with a detachable end stop block 205, and the end stop block 205 is provided with an inverted trapezoidal upper and lower through groove 208 which is opposite to the welding seam end and used for stopping molten iron and controlling the formation of the welding seam end. The bottom lining 203 and the end stop 205 are made of materials that are not melted by molten iron, for example, the bottom lining is made of copper material such as red copper, and the end stop 205 is made of ceramic material. A fixing means for fixing the end stopper is fixedly installed on the sleeve 202. The fixing device can be a U-shaped fixing plate 204 with an opening facing the end of the welding seam and an opening at the top, and the end stop block 205 is arranged in the U-shaped fixing plate 204. The securing means may also be a clamp or a fastener.
As shown in fig. 4, the bottom gasket 203 is square-cylindrical, and the inner hole of the sleeve 202 is shaped to fit the bottom gasket 203. The four sides of the bottom lining 203 are all provided with forming grooves 207, and all the four sides can be used. The central line of the forming groove of the bottom liner 203, the central line of the inverted trapezoid upper and lower through grooves of the end stop block 205 and the central line of the welding bead of the butt welding seam are adjusted to be coincident.
Before welding, the butt welding seam end gasket device 2 is placed at the butt welding bead of the box-type structural workpiece 1, the two fixing rods 210 are positioned on two sides of the butt welding bead, the bottom gasket 203 is positioned below an upper cover plate of the box-type structural workpiece 1 at the moment, the bottom gasket 203 extends out of the sleeve, and the end face of the bottom gasket 203 is made to be attached to the vertical plate 102 of the box-type structural workpiece. The bottom liner 203 protruding from the other side is operated in the same manner. And adjusting the positions of the bottom lining pad 203 and the end stop block 205, and adjusting the center line of the forming groove 207 of the bottom lining pad, the center line of the inverted trapezoidal upper and lower through groove 208 of the end stop block and the center line of the welding bead of the butt welding seam to be coincident. Finally, the jacking device 206 is screwed down, so that the whole butt weld end gasket device 2 is fixed on the box-type structural workpiece 1. The bottom of the butt welding seam between the two vertical plates of the box-type structural workpiece 1 is provided with a steel welding liner 101.
In the welding process, the bottom liner 203 supports molten iron at the bottom of a weld pool, and the bottom liner forming groove 207 controls the forming of the excess height at the back of the weld. The end liner 203 is matched with the end stop block 205 at the end head, so that the end head of the welding line is led out of the butt welding line of the box-type structure, and the influence on the quality of the welding line caused by the poor fusion defect of the end head of the welding line is avoided.
After the welding is completed, the tightening device 206 is released, the bottom linings 203 on the two sides are pushed back into the square sleeve 202, and the whole butt weld end lining device 2 is taken down. The bottom lining pad 203 and the end stop block 205 can be reused, compared with the prior art, the bottom lining pad and the end stop block do not need to be cut, the larger workload of the air gouging cutting is reduced, and the environmental pollution and the noise pollution caused by the air gouging cutting are reduced.
Claims (10)
1. The utility model provides a butt weld end liner device for the butt weld welding operation of two steel sheet weldments, its characterized in that includes: the support is fixed on the top surfaces of the adjacent parts of the two steel plate welding parts, and a jacking device which is contacted with the top surfaces of the steel plate welding parts is arranged on the support; the support is fixedly provided with two sleeves, the two sleeves are respectively opposite to two ends of a welding bead of a welding seam, a slidable bottom liner with the sliding direction parallel to the end direction of the welding bead is arranged in each sleeve, and the top surface of one end of the bottom liner is used for tightly propping against the back surface of the welding bead of a steel plate welding part; each sleeve is provided with a detachable end stop block, and the end stop block is provided with an inverted trapezoidal upper and lower through groove which is opposite to the welding bead end and used for stopping molten iron and controlling the forming of the welding bead end.
2. The butt weld end gasket apparatus according to claim 1, wherein the top surface of the undercushion is provided with a forming groove parallel to the butt weld for controlling the forming of the weld back face excess height.
3. The butt-weld end gasket apparatus of claim 2 wherein the undercushion is square-cylindrical and the shape of the internal bore of the sleeve is adapted to the shape of the undercushion.
4. The butt weld end gasket apparatus according to claim 3, wherein the profiled grooves are provided on four sides of the undercushion.
5. A butt weld end gasket arrangement as claimed in claim 4 wherein the top of the undercushion is aligned so that the centerline of the forming groove, the centerline of the inverted trapezoidal recess in the end stop and the centerline of the butt weld bead are coincident.
6. A butt weld end gasket arrangement according to any one of claims 1 to 5, wherein fixing means for fixing the end stop are fixedly mounted on the sleeve.
7. A butt weld end gasket device according to claim 6, characterized in that the fixing means is a U-shaped fixing plate open towards the weld end and open at the top, the end stop being mounted in the U-shaped fixing plate.
8. The butt weld end gasket apparatus according to claim 6, wherein the fixing means is a clamp or a fastener.
9. The butt-weld end spacer apparatus as claimed in claim 1, wherein the bracket includes two fixing rods arranged in parallel with the weld, the two fixing rods being connected to each other at end portions thereof by a U-shaped connecting plate, the U-shaped connecting plate being opposed to the end of the weld, and the two ends of the opening being connected to end portions of the two fixing rods, respectively.
10. The butt-weld end spacer apparatus as claimed in claim 8, wherein the tightening means is constituted by a screw ejector rod provided at a central portion of the two fixing rods and screw-engaged with the fixing rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122863116.6U CN216912583U (en) | 2021-11-19 | 2021-11-19 | Butt weld end gasket device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122863116.6U CN216912583U (en) | 2021-11-19 | 2021-11-19 | Butt weld end gasket device |
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| Publication Number | Publication Date |
|---|---|
| CN216912583U true CN216912583U (en) | 2022-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122863116.6U Active CN216912583U (en) | 2021-11-19 | 2021-11-19 | Butt weld end gasket device |
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| CN (1) | CN216912583U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115091044A (en) * | 2022-08-26 | 2022-09-23 | 成都航天万欣科技有限公司 | Welding tool and welding method for aluminum alloy thin-wall box |
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2021
- 2021-11-19 CN CN202122863116.6U patent/CN216912583U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115091044A (en) * | 2022-08-26 | 2022-09-23 | 成都航天万欣科技有限公司 | Welding tool and welding method for aluminum alloy thin-wall box |
| CN115091044B (en) * | 2022-08-26 | 2022-12-20 | 成都航天万欣科技有限公司 | Welding tool and welding method for aluminum alloy thin-wall box |
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