CN215699261U - Gantry welding tool for side wall - Google Patents
Gantry welding tool for side wall Download PDFInfo
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- CN215699261U CN215699261U CN202122013708.9U CN202122013708U CN215699261U CN 215699261 U CN215699261 U CN 215699261U CN 202122013708 U CN202122013708 U CN 202122013708U CN 215699261 U CN215699261 U CN 215699261U
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- side wall
- wall unit
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- gantry welding
- welding
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Abstract
The utility model discloses a gantry welding tool for a side wall, and relates to the technical field of tools. The support comprises a plurality of supports, support top fixed mounting has the backup pad, be provided with in the backup pad with tip side wall unit or middle side wall unit forward welding or shape assorted profile modeling piece when backward welding, fixed mounting has a plurality of fixed plates all around the backup pad, fixed plate top fixed mounting has U type frame, be provided with on the U type frame and compress tightly the piece, compress tightly a bottom and be located the tip side wall unit or the looks butt of middle side wall unit of profile modeling piece top, and be provided with at least two sets of compressing tightly the piece on the minimum side wall unit in the tip side wall unit. According to the utility model, the profiling block is arranged on the supporting plate, so that the end side wall unit or the middle side wall unit can be supported, the clamping is easy, then the welding operation is carried out after the pressing part is used for pressing and fixing, the side wall unit is prevented from shrinking and upwarping during welding, the deformation is reduced, the welding quality is fully ensured, and the appearance quality of a product is further ensured.
Description
Technical Field
The utility model relates to a tool, in particular to a gantry welding tool for a side wall.
Background
The subway side wall unit is an important component of an aluminum alloy subway vehicle body side wall module, is a part for determining the appearance profile of the whole vehicle, is an important B-class welded structural part in a vehicle body structure, and provides a mounting point for equipment or wiring in the vehicle by using a C-shaped groove on the inner side of the subway side wall unit. The side wall units are 6 in total, wherein the end side wall units are 4 in number, the middle side wall units are 2 in number, and the materials of the side wall units are all aluminum alloy materials.
When long straight welding lines on the end side wall unit and the middle side wall unit are welded, the end side wall unit and the middle side wall unit have a plurality of arc curved surfaces and the like on the cross section, so that the clamping welding difficulty of a product is increased, the welding quality is seriously influenced, the appearance outline of the whole vehicle is influenced, and therefore, in order to better ensure the appearance size of the product, a gantry welding is required to be designed, the product is clamped, the long straight welding lines on the product can be welded by the gantry welding, and meanwhile, the appearance size of the product can also be ensured.
SUMMERY OF THE UTILITY MODEL
The utility model provides a gantry welding tool for a side wall, and aims to solve the problems in the background technology.
In order to achieve the technical purpose, the utility model mainly adopts the following technical scheme:
the utility model provides a longmen welding frock for side wall, includes a plurality of supports, support top fixed mounting has the backup pad, be provided with in the backup pad with tip side wall unit or middle side wall unit forward welding or shape assorted profile modeling piece when reverse welding, fixed mounting has a plurality of fixed plates all around the backup pad, fixed plate top fixed mounting has U type frame, be provided with on the U type frame and compress tightly the piece, compress tightly a bottom and be located tip side wall unit or middle side wall unit looks butt above the profile modeling piece, just be provided with at least two sets of pieces that compress tightly on the minimum side wall unit in the tip side wall unit.
According to the utility model, the pressing piece comprises a connecting plate, the connecting plate is connected with the upper part of the U-shaped frame through a bolt, a threaded sleeve which is hollow inside is fixedly arranged on the other side of the connecting plate, a screw rod is connected with the inner part of the threaded sleeve in a threaded manner, and a pressing plate is fixedly arranged at the bottom of the screw rod.
In the utility model, the middle part of the supporting plate along the length direction is provided with a hollow long weight-reducing through hole.
Furthermore, inserting columns are fixedly mounted at two ends of the weight reducing through hole respectively, the supporting plate is matched with and inserted into one side of the concave part of each inserting column, and the inserting columns are arranged in a hollow mode.
Preferably, the supporting plate is further fixedly provided with an installation frame, and the fixing plate is fixedly installed on the installation frame.
As a further improvement of the utility model, an L-shaped limiting plate is fixedly arranged in the tail end direction of the contour block when the end side wall unit or the middle side wall unit is welded in the forward direction.
Preferably, the shaped block is an MC901 nylon block.
Compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the profiling blocks matched with the end side wall units or the middle side wall units in shape are arranged on the supporting plates, so that the end side wall units or the middle side wall units can be supported, the clamping is easy, then the side wall units are pressed and fixed by the pressing piece, and then the welding operation is carried out, so that the side wall units can be prevented from being contracted and upwarped during welding, the deformation is reduced, the welding quality is fully ensured, and the appearance quality of the product is further ensured.
Drawings
FIG. 1 is a schematic structural view of a tool for forward welding of an end side wall unit or a middle side wall in the present invention;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a schematic structural view of the tooling during reverse welding of the end side wall unit or the middle side wall in the present invention;
FIG. 4 is a side view of FIG. 3;
Detailed Description
As shown in fig. 1-4, a gantry welding tool for a side wall comprises a plurality of supports 1, wherein a support plate 2 is fixedly installed at the top of each support 1, and a profiling block 4 which is matched with the shape of an end side wall unit 3 or a middle side wall unit 3 during forward welding or reverse welding is arranged on each support plate 2, as shown in fig. 3, when the end side wall unit 3 or the middle side wall unit 3 is reversely welded, because one end of the end side wall unit 3 or the middle side wall unit 3 is arranged to be a plane parallel to the bottom of the support plate 2, only two triangular profiling blocks 4 which are consistent with the shape and the inclination angle of the end side wall unit 3 or the middle side wall unit 3 are arranged at the other protruding end of the end side wall unit 3 or the middle side wall unit 3, and the supporting effect on the end side wall unit or the middle side wall unit can be realized; as shown in fig. 1, when the end side wall units or the middle side wall units are welded in the forward direction, since the end side wall units or the middle side wall units form a structure with a convex middle part and two downward inclined ends, the profiling blocks 4 should also be set to be the same structure, so as to play a supporting role.
A plurality of fixing plates 5 are fixedly arranged on the periphery of the supporting plate 2, a U-shaped frame 6 is fixedly arranged above the fixing plates 5, a pressing part is arranged on the U-shaped frame 6, the bottom of the pressing part is abutted to the end side wall units 3 or the middle side wall units 3 which are positioned above the contour blocks 4, the pressing part comprises a connecting plate 7, the connecting plate 7 is connected with the upper part of the U-shaped frame 6 through bolts, and after the angles of the connecting plate 7 are adjusted through the bolts according to the inclination angles of the contour blocks 4 and the end side wall units 3 or the middle side wall units 3 which are positioned above the contour blocks 4, the connecting plate 7 is fastened through the bolts, so that the pressing plate 10 is parallel to the contact surfaces of the end side wall units 3 or the middle side wall units 3, and the fixing is facilitated; the other side of the connecting plate 7 is fixedly provided with a threaded sleeve 8 with a hollow inside, the threaded sleeve 8 is connected with a screw rod 9 through threads, and the bottom of the screw rod 9 is fixedly provided with a pressing plate 10. Through rotating screw rod 9 to can adjust screw rod 9 in the inside height of threaded sleeve 8, carry out the adaptability according to the thickness of tip side wall unit 3 or middle side wall unit 3 and adjust, also can be convenient for the clamping or the dismantlement of tip side wall unit 3 or middle side wall unit 3, convenient to use.
In actual production, the end side wall units 3 generally have two widths, one is 435mm, one is 1520mm, and the middle side wall unit 3 generally has only one width, 2480mm, because the end side wall unit 3 width of 435mm is less, when compressing tightly the welding, the slip phenomenon appears easily, therefore, when the minimum side wall unit 3 in the end side wall unit 3, namely the end side wall unit 3 frock welding of 435mm width, be provided with two sets of piece that compress tightly on the U type frame 6 at least.
In addition, in order to reduce the weight of the tool, the support plate 2 is provided with a hollow long weight-reducing through hole 11 along the middle part of the length direction. Furthermore, the two ends of the weight-reducing through hole 11 are respectively and fixedly provided with an inserting column 12, the supporting plate 2 is matched and inserted and installed on one side of the inwards concave part of the inserting column 12, and the inserting column 12 is arranged in a hollow mode. The setting of plugboard 12 can play the fixed effect of connection to the backup pad 2 that subtracts heavy through-hole 11 both sides on the one hand, and on the other hand, accomplishes welding, needs to remove this frock, when vacating the usage space, can utilize the hoist to hang and connect and hoist and transfer in the four corners department of plug column 12 or backup pad 2, convenient operation.
In the utility model, as shown in fig. 1 and fig. 2, when the end side wall units 3 or the middle side wall units 3 are welded in the forward direction, the profile blocks 4 are higher, so that the height of the profile blocks is appropriate for convenience of installation, the support plate 2 is also fixedly provided with the mounting frame 13, and the fixing plate 5 is fixedly mounted on the mounting frame 13.
Meanwhile, when the end side wall units 3 or the middle side wall units 3 are welded in the forward direction, because the two ends of the end side wall units 3 or the middle side wall units 3 are arranged in a downward inclined mode, and the inclination of the tail ends of the end side wall units or the middle side wall units is more serious, in order to avoid that the end side wall units or the middle side wall units slide downwards under the action of gravity during welding, the L-shaped limiting plates 14 are fixedly arranged on the tail end direction of the profiling blocks 4.
In the utility model, the profiling block 4 is an MC901 nylon block, has the advantages of wear resistance, good toughness, high strength, low deformation rate, high mechanical strength and good processing performance, and the other parts of the gantry welding tool are mainly formed by welding a Q235 carbon steel pipe and a Q235 carbon steel plate.
Claims (7)
1. The utility model provides a longmen welding frock for side wall which characterized in that: the support is characterized by comprising a plurality of supports, a supporting plate is fixedly mounted at the top of each support, shape-matched profiling blocks are arranged on the supporting plate in the forward welding or reverse welding process of end side wall units or middle side wall units, a plurality of fixing plates are fixedly mounted on the periphery of the supporting plate, a U-shaped frame is fixedly mounted above the fixing plates, pressing pieces are arranged on the U-shaped frame, the bottoms of the pressing pieces are abutted to the end side wall units or the middle side wall units above the profiling blocks, and at least two groups of pressing pieces are arranged on the minimum side wall unit in the end side wall units.
2. The gantry welding tool for the side wall according to claim 1, wherein the gantry welding tool comprises: the pressing piece comprises a connecting plate, the connecting plate is connected with the upper portion of the U-shaped frame through a bolt, a threaded sleeve with the hollow interior is fixedly mounted on the other side of the connecting plate, a screw rod is connected to the thread inside the threaded sleeve in a threaded mode, and a pressing plate is fixedly mounted at the bottom of the screw rod.
3. The gantry welding tool for the side wall according to claim 1, wherein the gantry welding tool comprises: the supporting plate is provided with a hollow long-strip weight-reducing through hole in the middle along the length direction.
4. The gantry welding tool for the side wall according to claim 3, wherein the gantry welding tool comprises: the two ends of the weight reducing through hole are respectively and fixedly provided with an inserting column, the supporting plate is matched and inserted and installed on one side of the concave part of the inserting column, and the inserting column is arranged in a hollow mode.
5. The gantry welding tool for the side wall according to claim 1, wherein the gantry welding tool comprises: still fixed mounting has the mounting bracket in the backup pad, fixed plate fixed mounting is in on the mounting bracket.
6. The gantry welding tool for the side wall according to claim 1, wherein the gantry welding tool comprises: and an L-shaped limiting plate is fixedly arranged in the tail end direction of the profiling block when the end side wall unit or the middle side wall unit is positively welded.
7. The gantry welding tool for the side wall according to claim 1, wherein the gantry welding tool comprises: the shape-imitating block is an MC901 nylon block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122013708.9U CN215699261U (en) | 2021-08-25 | 2021-08-25 | Gantry welding tool for side wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122013708.9U CN215699261U (en) | 2021-08-25 | 2021-08-25 | Gantry welding tool for side wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215699261U true CN215699261U (en) | 2022-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122013708.9U Active CN215699261U (en) | 2021-08-25 | 2021-08-25 | Gantry welding tool for side wall |
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| CN (1) | CN215699261U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114535778A (en) * | 2022-04-02 | 2022-05-27 | 中车株洲电力机车有限公司 | Side wall plate friction welding method and clamping tool |
| CN114905137A (en) * | 2022-06-17 | 2022-08-16 | 中车长春轨道客车股份有限公司 | Device based on friction stir welding process of motor train unit side wall plate |
-
2021
- 2021-08-25 CN CN202122013708.9U patent/CN215699261U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114535778A (en) * | 2022-04-02 | 2022-05-27 | 中车株洲电力机车有限公司 | Side wall plate friction welding method and clamping tool |
| CN114535778B (en) * | 2022-04-02 | 2023-09-05 | 中车株洲电力机车有限公司 | Friction welding method for side wall plate and clamping tool |
| CN114905137A (en) * | 2022-06-17 | 2022-08-16 | 中车长春轨道客车股份有限公司 | Device based on friction stir welding process of motor train unit side wall plate |
| CN114905137B (en) * | 2022-06-17 | 2024-04-30 | 中车长春轨道客车股份有限公司 | Device based on EMUs side wall board friction stir welding technology |
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