CN218136065U - Assembly welding tool for front end assembly of subway train body - Google Patents
Assembly welding tool for front end assembly of subway train body Download PDFInfo
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- CN218136065U CN218136065U CN202222600530.2U CN202222600530U CN218136065U CN 218136065 U CN218136065 U CN 218136065U CN 202222600530 U CN202222600530 U CN 202222600530U CN 218136065 U CN218136065 U CN 218136065U
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Abstract
The utility model relates to a subway welding technology field discloses a subway automobile body front end is constituteed and is used assembly welding frock, including the frock tread, the frock tread is the rectangle structure, and the minor face of frock tread is equipped with a set of positioner, and the long limit of frock tread is equipped with at least two sets of positioner, and the other long limit of frock tread is equipped with at least two sets of telescopic puller devices, and positioner is used for with the long limit and the minor face butt of pterygoid lamina, and puller device is used for with the outer fringe butt of pterygoid lamina; two long edges of the tooling tire tread are provided with pressing devices for pressing the wing plates, the pressing devices are at least three groups, and the pressing devices on the same side with the jacking devices can stretch along the width direction of the wing plates. Therefore, the jacking device and the pressing device can meet the assembly welding requirement of front end components of different structures, not only can realize the quick switching of different product production, but also can reduce the tooling manufacturing and maintenance cost, save the occupied space of tooling equipment and improve the field utilization rate.
Description
Technical Field
The utility model relates to a subway welding technology field, more specifically say, relate to a subway automobile body front end is constituteed with assembly welding frock.
Background
The front end assembly of the subway train body is formed by assembling and welding the bumper beam, the car coupler mounting seat and the wing plate, and the structural differences of the front end assemblies of different subway projects are large, so that various front end welding tools need to be designed in the production process of a plurality of projects, the manufacturing and maintenance cost of the tools is greatly improved, and the space resources of a production field are in short supply due to the station arrangement of the tools.
In summary, how to enhance the applicability of the front end assembly welding tool is an urgent problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a subway automobile body front end is constituteed and is used assembly welding frock can satisfy the assembly welding demand that multiple subway front end is constituteed, and application scope is wide, has realized the integrative multi-purpose of frock.
In order to achieve the above object, the present invention provides the following technical solutions:
the assembling and welding tool for the front end assembly of the subway train body comprises a tool tread, wherein the tool tread is of a rectangular structure, a group of positioning devices is arranged on the short side of the tool tread, at least two groups of positioning devices are arranged on the long side of the tool tread, at least two groups of telescopic jacking devices are arranged on the other long side of the tool tread, the positioning devices are used for being abutted to the long side and the short side of a wing plate, and the jacking devices are used for being abutted to the outer edge of the wing plate;
two long edges of the tooling tread are provided with pressing devices for pressing the wing plates, the pressing devices are at least provided with three groups, and the pressing devices at the same side of the jacking device can stretch along the width direction of the wing plates.
Preferably, the pressing device on the same side as the jacking device is an adjustable pressing device, the adjustable pressing device comprises a mounting seat, a supporting rod, a pressing arm and a pressing screw with a pressing block at the bottom, the mounting seat is detachably mounted on the upper end face of the tread of the tool, the supporting rod is vertically connected with the mounting seat, the pressing arm is slidably mounted in a mounting hole in the upper end of the supporting rod, and the free end of the pressing arm is provided with an internal thread hole in threaded connection with the pressing screw.
Preferably, the pressing device opposite to the jacking device comprises a fixed pressing device, the fixed pressing device comprises an installation seat, an L-shaped pressing arm and a pressing screw rod with a pressing block arranged at the bottom, the installation seat is detachably installed on the upper end face of the tread of the tooling, the L-shaped pressing arm is vertically connected with the installation seat, and the L-shaped pressing arm is provided with an internal thread hole for being in threaded connection with the pressing screw rod.
Preferably, six groups of pressing devices are respectively arranged on two long edges of the tooling tire surface.
Preferably, the pressing devices are uniformly distributed along the length direction of the tooling tire tread.
Preferably, the positioning device comprises an L-shaped positioning plate, and a bottom plate of the L-shaped positioning plate is connected with the upper end face of the tooling tire tread.
Preferably, the jacking device comprises a mounting seat and a jacking screw rod provided with a jacking block, the mounting seat is detachably mounted on the upper end surface of the tread of the tool, and the jacking screw rod is mounted in an inner screw rod hole of the mounting seat.
When the assembly welding tool for the front end assembly of the subway train body is used, firstly, a wing plate of the front end assembly to be welded is abutted with three groups of positioning devices, and a jacking device is adjusted to be abutted with the outer edge of the wing plate, so that horizontal limiting of the wing plate is completed; then, the pressing device is adjusted to be abutted against the end face of the wing plate, and height limiting of the wing plate is completed.
Because the top tight device and the closing device rather than the homonymy all can stretch out and draw back along the width direction of pterygoid lamina, the assembly welding needs that top tight device and closing device can satisfy the front end of isostructure and constitute have both realized the fast switch-over of different product productions, have also reduced frock manufacturing and maintenance cost, have practiced thrift the tool equipment and have taken up an area of the space, have improved the place utilization ratio.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is an assembly schematic diagram of an assembly welding tool for a front end assembly of a subway train body and a front end assembly provided by the present invention;
fig. 2 is an assembly schematic view of the assembly welding tool for the front end assembly of the subway train body and the other front end assembly provided by the present invention;
fig. 3 is an assembly schematic diagram of the assembly welding tool and another front end assembly for the front end assembly of the subway train body provided by the utility model.
In fig. 1-3:
the device comprises a wing plate 01, a coupler mounting seat 02, a bumper beam 03, a tooling tread 1, a pressing device 2, a positioning device 3 and a jacking device 4.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The core of the utility model is to provide a subway automobile body front end is constituteed and is used assembly welding frock can satisfy the assembly welding demand that multiple subway front end is constituteed, and application scope is wide, has realized the integrative multi-purpose of frock.
Referring to fig. 1 to 3, fig. 1 is an assembly diagram of an assembly welding tool for a front end assembly of a subway train body and a front end assembly provided by the present invention; fig. 2 is an assembly schematic view of the assembly welding tool for the front end assembly of the subway train body and the other front end assembly provided by the present invention; fig. 3 is an assembly schematic diagram of the assembly welding tool and another front end assembly for the front end assembly of the subway train body provided by the utility model.
The utility model provides a subway automobile body front end is group welding frock for constitution, including frock tread 1, frock tread 1 is the rectangle structure, and the minor face of frock tread 1 is equipped with a set of positioner 3, and the long limit of frock tread 1 is equipped with at least two sets of positioner 3, and another long limit of frock tread 1 is equipped with at least two sets of telescopic tight device 4 in top, and positioner 3 is used for with the long limit of pterygoid lamina 01 and minor face butt, and tight device 4 in top is used for with the outer fringe butt of pterygoid lamina 01;
two long edges of the tooling tire surface 1 are provided with pressing devices 2 for pressing the wing plate 01, the pressing devices 2 are at least provided with three groups, and the pressing devices 2 on the same side with the jacking device 4 can stretch along the width direction of the wing plate 01.
Referring to fig. 1-3, a tooling tire tread 1 is used for providing a horizontal reference surface, and a pressing device 2, a positioning device 3 and a jacking device 4 are all arranged on the upper end surface of the tooling tire tread 1; the pressing device 2, the positioning device 3 and the jacking device 4 can be connected with the tooling tread 1 in a non-detachable connection mode such as welding and bonding, and can also be connected with the tooling tread 1 in a detachable connection mode such as bolt connection and pin connection.
The positioning device 3 is used for positioning the long side and the short side of the wing plate 01 formed by the front ends so as to position the reference position of the wing plate 01; the positioning surface of the positioning device 3 positioned on the long edge of the tooling tire tread 1 is parallel to the long edge of the tooling tire tread 1, and the positioning surface of the positioning device 3 positioned on the short edge of the tooling tire tread 1 is parallel to the short edge of the tooling tire tread 1.
In order to effectively position the long side of the wing plate 01, considering that the long side of the wing plate 01 is long, the long side of the tooling tread 1 is provided with at least two sets of positioning devices 3. The specific number of sets of positioning devices 3 is determined according to factors such as the length of the wing plate 01 in actual production, the length of the positioning surface of the positioning devices 3 and the like, and details are not repeated herein.
Preferably, the positioning device 3 can comprise an L-shaped positioning plate, a bottom plate of the L-shaped positioning plate is connected with the upper end face of the tooling tire tread 1, and a vertical positioning plate perpendicular to the bottom plate can be used as a positioning surface to position the outer edge of the wing plate 01, so that the structure is simple, and the manufacturing and maintenance are convenient.
The jacking device 4 is arranged on the long side of the tooling tread 1 opposite to the positioning device 3, the length direction of the tooling tread 1 is an X axis, the width direction is a Y axis, and the height direction is a Z axis, the jacking device 4 can be matched with the positioning device 3 to realize the positioning of the wing plate 01 in the X axis direction and the Y axis direction, and the jacking device 4 can be matched with the positioning device 3 to horizontally position the wing plate 01.
Referring to fig. 1-3, the wing plates 01 with different front ends have different sizes, and the tightening device 4 is retractable, thereby ensuring that the tightening device 4 can abut against the outer edges of the wing plates 01 with different front ends.
Considering the shape of the wing plate 01, the length of the long side of the wing plate 01 abutted against the jacking device 4 is short, and the long side can be effectively positioned by arranging two groups of jacking devices 4; of course, the number of the tightening devices 4 may be increased as appropriate according to actual production needs.
Preferably, the tightening device 4 may include a mounting seat and a tightening screw provided with a tightening block, the mounting seat is detachably mounted on the upper end face of the tooling tire tread 1, and the tightening screw is mounted in an inner screw hole of the mounting seat.
When the device works, the puller screw is rotated to enable the puller block to move towards the direction close to the wing plate 01 until the puller block is abutted against the outer edge of the wing plate 01, so that the abutting positioning of the outer edge of the wing plate 01 is completed; conversely, the reverse rotation of the jacking screw rod can separate the jacking screw rod from the outer edge of the wing plate 01.
Therefore, the jacking device 4 is simple in structure and convenient to adjust the telescopic length, is beneficial to quick positioning of the wing plate 01 and disassembly of the front end assembly after welding, and is also beneficial to quick switching of different product production.
As shown in fig. 1 to 3, the pressing device 2 is used to abut against the end surface of the wing plate 01, thereby fixing the height of the wing plate 01 and preventing the wing plate 01 from moving in the height direction during the assembly welding process. At least three groups of pressing devices 2 are arranged on two long sides of the tooling tire surface 1 in total, because at least three points are needed for determining one plane.
Considering that the number, shape, size and distribution of the inner hook mounting seat 02 and the buffer beam 03 in different front end compositions may be different, in order to make the compression joint point of the compression device 2 avoid the arrangement position of the buffer beam 03 on the wing plate 01, the compression device 2 on the same side of the jacking device 4 can be extended and retracted along the width direction of the wing plate 01.
In order to realize the extension and contraction of the pressing device 2 along the width direction of the wing plate 01, a pressing arm of the pressing device 2 can be slidably connected with the mounting seat in an inserting manner, the pressing arm can also be arranged to rotate around the height direction relative to the mounting seat, and other linear displacement structures or rotating structures with similar functions can also be arranged.
The specific number and distribution of the pressing devices 2 are determined according to the shape and size of the wing plate 01 in actual production, for example, in a specific embodiment, six groups of pressing devices 2 are respectively arranged on two long sides of the tooling tread 1.
When the long side of the tooling tread 1 is provided with at least two groups of pressing devices 2, preferably, the pressing devices 2 can be uniformly distributed along the length direction of the tooling tread 1, so that the pressing force of the pressing devices 2 is relatively uniformly distributed.
Before welding, firstly, a wing plate 01 consisting of front ends to be welded is abutted with the three groups of positioning devices 3, and the jacking device 4 is adjusted to be abutted with the outer edge of the wing plate 01, so that horizontal limiting of the wing plate 01 is completed; then, the pressing device 2 is adjusted to abut against the end face of the wing plate 01, and height limitation of the wing plate 01 is completed.
After welding, the adjusting jacking device 4 and the pressing device 2 loosen the wing plate 01, and the welded front end is taken out.
In this embodiment, the top tight device 4 and the closing device 2 with the same side all can stretch out and draw back along the width direction of pterygoid lamina 01 for the group welding needs that the front end of top tight device 4 and closing device 2 can satisfy different structures is constituteed, has both realized the fast switch-over of different product production, has also reduced frock manufacturing and maintenance cost, has practiced thrift the tool equipment and has taken up an area of the space, has improved the place utilization.
On the basis of the embodiment, the pressing device 2 on the same side as the jacking device 4 is an adjustable pressing device which comprises a mounting seat, a supporting rod, a pressing arm and a pressing screw with a pressing block arranged at the bottom, the mounting seat is detachably mounted on the upper end face of the tooling tire tread 1, the supporting rod is vertically connected with the mounting seat, the pressing arm is slidably mounted in a mounting hole in the upper end of the supporting rod, and the free end of the pressing arm is provided with an internal thread hole for being in threaded connection with the pressing screw.
Therefore, the axial direction of the mounting hole of the supporting rod is driven to move by the push-pull mode, the length of the pressing arm extending out of the mounting hole is changed, and the position of the pressing point of the pressing block of the pressing screw and the pressing point of the wing plate 01 are changed.
Preferably, the pressing device 2 which can be arranged opposite to the jacking device 4 comprises a fixed pressing device, the fixed pressing device comprises a mounting seat, an L-shaped pressing arm and a pressing screw rod of which the bottom is provided with a pressing block, the mounting seat is detachably mounted on the upper end face of the tread 1 of the tooling, the L-shaped pressing arm is vertically connected with the mounting seat, and the L-shaped pressing arm is provided with an internal thread hole for being in threaded connection with the pressing screw rod. Compared with an adjustable compactor, the structure of the fixed compactor is simpler, and the manufacturing and maintenance cost is lower.
In order to save the manufacturing cost of the tool, preferably, the structure and the size of the mounting seat of the adjustable compactor can be the same as those of the mounting seat of the fixed compactor, and the structure and the size of the compression screw of the adjustable compactor are the same as those of the mounting seat of the fixed compactor. The number of parts and spare parts of the hold-down device 2 is effectively reduced by the common parts.
Of course, all the pressing devices 2 may be provided as an adjustable presser which is extendable and retractable in the width direction of the wing plate 01.
In the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
It is right above the utility model provides a subway automobile body front end is constituteed and is carried out detailed introduction with the assembly welding frock. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (7)
1. The assembling and welding tool for the front end assembly of the subway train body is characterized by comprising a tool tread (1), wherein the tool tread (1) is of a rectangular structure, a group of positioning devices (3) is arranged on the short side of the tool tread (1), at least two groups of positioning devices (3) are arranged on the long side of the tool tread (1), at least two groups of telescopic jacking devices (4) are arranged on the other long side of the tool tread (1), the positioning devices (3) are used for abutting against the long side and the short side of a wing plate (01), and the jacking devices (4) are used for abutting against the outer edge of the wing plate (01);
two long edges of the tooling tread (1) are provided with pressing devices (2) used for pressing the wing plates (01), the pressing devices (2) are at least provided with three groups, and the pressing devices (2) on the same side with the jacking devices (4) can stretch along the width direction of the wing plates (01).
2. The assembly welding tool for the front end assembly of the subway vehicle body according to claim 1, wherein the pressing device (2) on the same side of the jacking device (4) is an adjustable pressing device, the adjustable pressing device comprises a mounting seat, a supporting rod, a pressing arm and a pressing screw rod with a pressing block at the bottom, the mounting seat is detachably mounted on the upper end face of the tool tread (1), the supporting rod is vertically connected with the mounting seat, the pressing arm is slidably mounted in a mounting hole at the upper end of the supporting rod, and the free end of the pressing arm is provided with an internal threaded hole for being in threaded connection with the pressing screw rod.
3. The assembly welding tool for the front end assembly of the subway vehicle body according to claim 1, wherein the pressing device (2) opposite to the jacking device (4) comprises a fixed pressing device, the fixed pressing device comprises an installation seat, an L-shaped pressing arm and a pressing screw rod with a pressing block at the bottom, the installation seat is detachably mounted on the upper end face of the tread (1) of the tool, the L-shaped pressing arm is vertically connected with the installation seat, and the L-shaped pressing arm is provided with an internal thread hole for being in threaded connection with the pressing screw rod.
4. The assembly welding tool for the front end assembly of the subway vehicle body according to any one of claims 1-3, wherein six groups of said pressing devices (2) are respectively arranged on two long sides of the tread (1) of said tool.
5. The assembly welding tool for the front end assembly of the subway vehicle body according to claim 4, wherein said pressing devices (2) are uniformly distributed along the length direction of the tool tread (1).
6. The assembly welding tool for the front end assembly of the subway vehicle body according to any one of claims 1-3, wherein said positioning device (3) comprises an L-shaped positioning plate, and a bottom plate of said L-shaped positioning plate is connected with an upper end surface of said tool tread (1).
7. The assembly welding tool for front end assembly of the subway vehicle body according to any one of claims 1-3, wherein said tightening device (4) comprises a mounting seat and a tightening screw with a tightening block, said mounting seat is detachably mounted on the upper end surface of said tool tread (1), and said tightening screw is mounted in the internal screw hole of said mounting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222600530.2U CN218136065U (en) | 2022-09-29 | 2022-09-29 | Assembly welding tool for front end assembly of subway train body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222600530.2U CN218136065U (en) | 2022-09-29 | 2022-09-29 | Assembly welding tool for front end assembly of subway train body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218136065U true CN218136065U (en) | 2022-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222600530.2U Active CN218136065U (en) | 2022-09-29 | 2022-09-29 | Assembly welding tool for front end assembly of subway train body |
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| Country | Link |
|---|---|
| CN (1) | CN218136065U (en) |
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- 2022-09-29 CN CN202222600530.2U patent/CN218136065U/en active Active
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