CN215316718U - Rapid die changing universal tool for large part assembly welding clamp of railway passenger car - Google Patents
Rapid die changing universal tool for large part assembly welding clamp of railway passenger car Download PDFInfo
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- CN215316718U CN215316718U CN202121511428.4U CN202121511428U CN215316718U CN 215316718 U CN215316718 U CN 215316718U CN 202121511428 U CN202121511428 U CN 202121511428U CN 215316718 U CN215316718 U CN 215316718U
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- 239000000758 substrate Substances 0.000 claims description 6
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- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 230000009286 beneficial effect Effects 0.000 abstract description 3
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- 238000010924 continuous production Methods 0.000 description 5
- 230000003044 adaptive effect Effects 0.000 description 2
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Abstract
The utility model discloses a universal tool for quickly changing a die of a large part assembly welding fixture of a railway vehicle, belonging to the technical field of large part welding of railway vehicles, and the tool is provided with a tool body, wherein the tool body is provided with a female tool and a sub-tool matched with the female tool; the force bearing assembly is used for detachably and fixedly connecting the female tool and the sub-tool; the two tool bodies are distributed at two ends of the assembly welding tool in a group; the utility model meets the assembly and welding requirement of high-yield energy of large parts of a railway passenger car, improves the assembly and welding efficiency, can be used in a mixed line in the whole field, reduces the number of the position changing machines in a production field and the labor intensity of operators, and realizes the beneficial effect of quick switching of the assembly and welding clamp of the whole field railway vehicle.
Description
Technical Field
The utility model relates to the technical field of welding of large parts of railway vehicles, in particular to a universal fixture for quickly changing a mold of a large part assembly welding fixture of a railway vehicle.
Background
At present, with the continuous development of the railway passenger car industry, the requirements of the assembly welding industry of large components of the railway passenger car are continuously increased, and the production beat requirements of the assembly welding production line of each component are higher and higher;
in the prior art, a large part welding fixture of a railway passenger car is directly connected with a positioner through bolts, as shown in the attached drawings 6 and 7, each large part welding fixture of the railway passenger car needs to be provided with 1 positioner, when a product is remodeled, the large part welding fixture of the railway passenger car which is stopped in production needs to be disassembled from the positioner, then the large part welding fixture of the railway passenger car which is produced is installed with the positioner, each fixture tool needs to disassemble 16 bolts (namely, 8 bolts on one side of the positioner and 16 bolts on two sides of the positioner) in the disassembling process, in the installing process, the distance between the positioners needs to be accurately adjusted, the large part welding fixture of the railway passenger car can be ensured to be installed with large part welding fixtures of the railway passenger cars with different lengths, 16 bolts need to be installed after the distance is adjusted, anti-loosening marks need to be marked, 1 positioner needs to be arranged on each large part welding fixture of the railway passenger car, and the occupied area is larger, the mixed line operation among different projects cannot be realized, the disassembling and assembling processes are complicated, a welding clamp for replacing parts by a special person is required to be arranged in the operation process, the parts cannot be replaced at any time, and the requirement on the operation skill of an operator is high;
therefore, based on the technical problems, a need is urgently needed by those skilled in the art to develop a universal tooling for rapidly changing a mold of a large-part assembly welding fixture of a railway passenger car.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art, and provides a universal fixture for quickly changing a mold for a large part assembly welding fixture of a railway vehicle, which can meet the assembly welding requirement of high yield of the large part of the current railway vehicle, improve the assembly welding efficiency of the large part of the railway vehicle, enable all position changing machines to be used in a mixed line in the whole field, reduce the number of the position changing machines in a production field and the labor intensity of operators, and realize quick switching of the assembly welding fixture of the railway vehicle in the whole field.
In order to achieve the above purpose, the utility model provides the following technical scheme:
the utility model discloses a quick die change universal tool for a large part assembly welding clamp of a railway passenger car, which comprises:
the tool body is provided with a female tool and a sub-tool matched with the female tool; and
the force bearing assembly is used for detachably and fixedly connecting the female tool and the sub tool;
the two tool bodies are distributed at two ends of the assembly welding tool in a group;
the first interface is distributed on the female tool, the secondary tool is provided with a second interface, so that the first interface is fixedly connected with the positioner, the second interface is fixedly connected with the assembly welding tool, and the two tool bodies are integrated into a whole.
Furthermore, the first interface and the second interface are the same in structure and are adapted to the installation interface of the positioner.
Further, the female tool comprises a substrate provided with the first interface;
the fixture comprises a base plate and is characterized in that two supporting side plates are fixedly connected to one side of the base plate, a containing groove is formed between the two supporting side plates, and the containing groove is in clearance fit with a positioning plate of the sub-fixture.
Further, the sub-tool comprises a connecting plate provided with the second interface;
the locating plate is fixedly connected to one side of the connecting plate, the hoisting plate is fixedly connected to the top of the locating plate, and a threaded hole is formed in the hoisting plate and used for being in threaded connection with a lifting bolt.
Furthermore, the lower parts of the two supporting side plates are fixedly connected with a supporting bottom plate for supporting the positioning plate.
Furthermore, the force bearing assembly comprises a force bearing pin, a first pin hole formed in the supporting side plate and a second pin hole formed in the positioning plate;
the bearing pin penetrates through the first pin hole and the second pin hole, and a nut is connected to the tail end of the bearing pin through threads.
Furthermore, a plurality of through holes are formed in the supporting side plate at intervals, and the through holes are the first pin holes;
the positioning plate is provided with a strip hole corresponding to the through hole, and the strip hole is the second pin hole.
In the technical scheme, the quick die change universal tool for the large part assembly welding clamp of the railway passenger car has the beneficial effects that:
the quick die change universal tool designed by the utility model comprises a female tool, a sub-tool, a main machine, a sub-machine, a second interface, a second machine and a die change machine, wherein the female tool and the sub-machine are fixedly connected with the main machine through the first interface, the main machine and the sub-machine can be detachably connected through a force bearing pin, the first interface and the second interface are identical in structure and are adaptive to a machine installation interface of the main machine, when the continuous production or the product is changed, the connection between the female tool and the sub-machine is released through the force bearing pin, the quick switch of the assembly welding fixture is realized, the number of the machine changing machine in the production field and the labor intensity of operators are reduced, the operation is simple, the use is convenient, the labor intensity is low, the time and labor are saved, the assembly welding efficiency is greatly improved, and the quick die change universal tool is suitable for any assembly welding fixture on the premise of not changing the structure of the original assembly welding fixture, namely the number of the machine is reduced, but also meets the requirement of universality, so that the existing resources are reasonably utilized, the production cost is saved, and the field is saved.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a drawing of a connecting shaft of a quick die change universal tool and a positioner of a large part assembly welding clamp of a railway passenger car, which is disclosed by the utility model;
FIG. 2 is an axonometric view of the universal tooling fixture body for rapid die change of the large part assembly welding fixture of the railway passenger car, which is disclosed by the utility model;
FIG. 3 is an axonometric view of a universal tool set mother tool for rapid die change of a large part assembly welding clamp of a railway passenger car, which is disclosed by the utility model;
FIG. 4 is another perspective view of the universal tooling mother tooling for rapid die change of a large part assembly welding fixture of a railway passenger car, which is disclosed by the utility model;
FIG. 5 is an axonometric view of the quick die change general tool equipment of the large part assembly welding fixture of the railway passenger car, which is disclosed by the utility model;
FIG. 6 is a schematic view of the connection between an assembly welding fixture and a positioner in the prior art;
fig. 7 is a schematic structural view of a welding jig in the prior art.
Description of reference numerals:
1. a position changing machine; 2. assembling and welding a tool; 3. a tool body; 4. a female tool; 5. a sub-tool;
401. a first interface; 402. a substrate; 403. supporting the side plates; 404. a support base plate; 405. a first rib plate; 406. a second rib plate; 407. a force bearing pin; 408. a first pin hole;
501. a second interface; 502. a connecting plate; 503. positioning a plate; 504. hoisting the plate; 505. a lifting eye screw; 506. a third rib plate; 507. a second pin hole.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
See fig. 1, 2;
utility model discloses railway vehicle major part assembly welding anchor clamps general frock of retooling fast, include:
the tool body 3 is provided with a female tool 4 and a sub-tool 5 matched with the female tool 4; the force bearing assembly is used for detachably and fixedly connecting the female tool 4 and the sub tool 5;
the two tool bodies 3 are distributed at two ends of the assembly welding tool 2 in a group;
wherein, first interface 401 has been laid to female frock 4, and sub-frock 5 has second interface 501 to first interface 401 and machine of shifting 1 fixed connection, second interface 501 and assembly welding frock 2 fixed connection, thereby make two frock bodies 3 integrated structure.
Specifically, referring to fig. 1, the assembly and welding fixture 2 is a large part assembly and welding fixture used in different projects in the prior art, and is not limited to one type, and may be any one type of assembly and welding fixture, the fixture bodies 3 are in a split structure and are distributed at two ends of the assembly and welding fixture 2, that is, two fixture bodies 3 are used in pair, and the two fixture bodies 3 are integrated into a whole under the support of the assembly and welding fixture 2, so that the assembly and welding fixture 2 is assembled on the positioner 1 through the fixture bodies 3;
as shown in fig. 2, the tool body 3 comprises a female tool 4 and a sub tool 5, the female tool 4 can be permanently and fixedly connected with the positioner 1 through a first interface 401, the sub tool 5 is fixedly connected with the assembly welding tool 2 through a second interface 501, the female tool 4 and the sub tool 5 can be detachably connected through a force bearing assembly, and when continuous production or product model changing is carried out, the connection between the female tool 4 and the sub tool 5 is released through the force bearing assembly, so that the rapid switching of the assembly welding fixture is realized, the number of positioner in a production field and the labor intensity of an operator are reduced, the operation is simple, and the use is convenient;
preferably, the first interface 401 and the second interface 501 have the same structure and are adapted to the installation interface of the positioner 1. That is to say, the first interface 401 and the second interface 501 are the same as the mounting interface structure of the positioner 1, on the premise of not changing the structure of the original assembly welding tool 2, the rapid die change universal tool is suitable for any assembly welding fixture, meets the requirement of universality, reasonably utilizes the existing resources, saves the production cost, and can still recover the use state in the prior art when the original assembly welding tool 2 does not use the rapid die change universal tool;
referring to fig. 3 and 4, preferably, the female tooling 4 includes a substrate 402 provided with a first interface 401; one side of the substrate 402 is fixedly connected with two supporting side plates 403 through a welding process, a containing groove is formed between the two supporting side plates 403, and the containing groove is in clearance fit with a positioning plate 503 of the sub-tool 5. A plurality of first rib plates 405 are welded between the side of the support side plate 403 far away from the accommodating groove and the substrate 402; preferably, the lower parts of the two supporting side plates 403 are fixedly connected with a supporting bottom plate 404 through a welding process, the supporting bottom plate 404 supports the positioning plate 503, the safety of the assembly of the female tool 4 and the female tool 5 is improved, the falling off of the female tool 5 is avoided, operators are prevented from being injured by the falling off of the female tool 5, two second rib plates 406 are welded between the lower part of the supporting bottom plate 404 and the base plate 402, the connection strength between the supporting bottom plate 404 and the base plate 402 is improved through the second rib plates 406, and the positioning plate 503 of the female tool 5 is inserted into an accommodating groove formed by the two supporting side plates 403 of the female tool 4 during the assembly;
referring to fig. 5, preferably, the sub-assembly 5 includes a connecting plate 502 provided with a second interface 501; one side of the connecting plate 502 is fixedly connected with a positioning plate 503 through a welding process, two sides of the positioning plate 503 and the connecting plate 502 are fixedly connected with a plurality of third rib plates 506 through the welding process, the top of the positioning plate 503 is fixedly connected with a hoisting plate 504 through the welding process, and the hoisting plate 504 is provided with a threaded hole for being in threaded connection with a hoisting ring screw 505. The hoisting plate 504 can be provided with a plurality of threaded holes, which is beneficial to ensuring the hoisting balance when the large part of the rail passenger car is hoisted after being provided with different assembly welding clamps,
referring to fig. 4 and 5, preferably, the bearing assembly comprises a bearing pin 407, a first pin hole 408 formed on the supporting side plate 403, and a second pin hole 507 formed on the positioning plate 503;
the force bearing pin 407 penetrates through the first pin hole 408 and the second pin hole 507, and a nut is connected to the tail end of the force bearing pin 407 through a thread. Preferably, a plurality of through holes are formed at intervals on the supporting side plate 403, and the through holes are first pin holes 408; the positioning plate 503 has a long hole corresponding to the through hole, and the long hole is a second pin hole 507. Specifically, the plurality of first pin holes 408 are distributed along the length direction of the supporting side plate 403 and are arranged in two rows, the force bearing pin 407 can be matched with the first pin holes 408 at different positions to position the force bearing pin 407 on the supporting side plate 403, in order that the force bearing pin 407 can smoothly pass through the second pin hole 507, the second pin hole 507 on the positioning plate 503 is a long hole, and the force bearing pin 407 penetrates through the first pin hole 408 and the second pin hole 507 and is fixedly connected with the positioning plate 503 and the supporting side plate 403 through a nut, so that the female tool 4 and the sub-tool 5 can be detachably and fixedly connected;
in the technical scheme, the universal fixture for quickly changing the mold of the large-part assembly welding fixture of the railway passenger car is provided;
the using method comprises the following steps: the main tool 4 can be permanently and fixedly connected with the positioner 1 through a first interface 401, the sub-tools 5 are fixedly connected with the original interfaces connected with the positioner 1 of the assembly welding tool 2 through a second interface 501, the main tool 4 and the sub-tools 5 are matched with the first pin holes 408 and the second pin holes 507 through force bearing pins 407 to realize detachable connection, in order to improve the efficiency of continuous production or product model changing, the sub-tools 5 can be multiple according to the use requirements and can be semi-permanently and fixedly connected to the assembly welding tool 2, and the rotary operation during the continuous production or the product model changing is realized;
has the advantages that:
the quick die change universal tool designed by the utility model comprises a female tool, a sub-tool, a main machine, a sub-machine, a second interface, a second machine and a die change machine, wherein the female tool and the sub-machine are fixedly connected with the main machine through the first interface, the main machine and the sub-machine can be detachably connected through a force bearing pin, the first interface and the second interface are identical in structure and are adaptive to a machine installation interface of the main machine, when the continuous production or the product is changed, the connection between the female tool and the sub-machine is released through the force bearing pin, the quick switch of the assembly welding fixture is realized, the number of the machine changing machine in the production field and the labor intensity of operators are reduced, the operation is simple, the use is convenient, the labor intensity is low, the time and labor are saved, the assembly welding efficiency is greatly improved, and the quick die change universal tool is suitable for any assembly welding fixture on the premise of not changing the structure of the original assembly welding fixture, namely the number of the machine is reduced, but also meets the requirement of universality, so that the existing resources are reasonably utilized, the production cost is saved, and the field is saved.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.
Claims (7)
1. Railway vehicle major part assembly welding anchor clamps general frock of quick retooling, its characterized in that includes:
the tool body (3) is provided with a female tool (4) and a sub-tool (5) matched with the female tool (4); and
the force bearing assembly is used for detachably and fixedly connecting the female tool (4) and the sub-tool (5);
the two tool bodies (3) are distributed at two ends of the assembly welding tool (2) in a group;
the first interface (401) is distributed on the female tool (4), the second interface (501) is arranged on the sub-tool (5), so that the first interface (401) is fixedly connected with the positioner (1), and the second interface (501) is fixedly connected with the assembly welding tool (2), so that the two tool bodies (3) are integrated into a whole.
2. The rail passenger car most part assembling and welding clamp rapid die change universal tool set forth in claim 1, characterized in that;
the first interface (401) and the second interface (501) are identical in structure and are adapted to an installation interface of the positioner (1).
3. The railway passenger car most part assembling and welding clamp rapid die changing general tooling as claimed in claim 1 or 2, wherein;
the female tool (4) comprises a substrate (402) provided with the first interface (401);
two supporting side plates (403) are fixedly connected to one side of the base plate (402), a containing groove is formed between the two supporting side plates (403), and the containing groove is in clearance fit with the positioning plate (503) of the sub-tool (5).
4. The rail passenger car most part assembling and welding clamp rapid die change universal tool set forth in claim 3, characterized in that;
the sub-tool (5) comprises a connecting plate (502) provided with the second interface (501);
the positioning plate (503) is fixedly connected to one side of the connecting plate (502), the hoisting plate (504) is fixedly connected to the top of the positioning plate (503), and a threaded hole is formed in the hoisting plate (504) and is used for being in threaded connection with a lifting bolt (505).
5. The rail passenger car most part assembling and welding clamp rapid die change universal tool set forth in claim 3, characterized in that;
and the lower parts of the two supporting side plates (403) are fixedly connected with a supporting bottom plate (404) for supporting the positioning plate (503).
6. The rail passenger car most part assembling and welding clamp rapid die change universal tool set forth in claim 3, characterized in that;
the force bearing assembly comprises a force bearing pin (407), a first pin hole (408) formed in the supporting side plate (403), and a second pin hole (507) formed in the positioning plate (503);
the force bearing pin (407) penetrates through the first pin hole (408) and the second pin hole (507), and a nut is connected to the tail end of the force bearing pin (407) in a threaded mode.
7. The rail passenger car most part assembling and welding clamp rapid die change universal tool set forth in claim 6, characterized in that;
a plurality of through holes are formed in the supporting side plate (403) at intervals, and the through holes are the first pin holes (408);
the positioning plate (503) is provided with a long hole corresponding to the through hole, and the long hole is the second pin hole (507).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121511428.4U CN215316718U (en) | 2021-07-05 | 2021-07-05 | Rapid die changing universal tool for large part assembly welding clamp of railway passenger car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121511428.4U CN215316718U (en) | 2021-07-05 | 2021-07-05 | Rapid die changing universal tool for large part assembly welding clamp of railway passenger car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215316718U true CN215316718U (en) | 2021-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121511428.4U Active CN215316718U (en) | 2021-07-05 | 2021-07-05 | Rapid die changing universal tool for large part assembly welding clamp of railway passenger car |
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| Country | Link |
|---|---|
| CN (1) | CN215316718U (en) |
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2021
- 2021-07-05 CN CN202121511428.4U patent/CN215316718U/en active Active
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Effective date of registration: 20231011 Address after: No. 779 Wuhua Road, Kuancheng District, Changchun City, Jilin Province 130000 Patentee after: CRRC CHANGCHUN RAILWAY VEHICLES Co.,Ltd. Address before: 130062 Jilin province Changchun city green yam Road No. 435 Patentee before: CHANGCHUN CRRC CHANGKE MOULD CO.,LTD. |