CN214322278U

CN214322278U - Anti-deformation tool for welding underframe of motor train unit

Info

Publication number: CN214322278U
Application number: CN202021991247.1U
Authority: CN
Inventors: 张磊; 周晶辉; 臧铁军; 臧晶
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-10-01
Anticipated expiration: 2030-09-11

Abstract

The utility model relates to the technical field of motor train units, and discloses an anti-deformation tool for welding of motor train unit underframe, including operation panel and landing leg, the bottom of operation panel and the top bolt of landing leg, the top of operation panel is evenly provided with screw hole, the layer board has been placed to the middle-end at operation panel top, the support column has all been placed to the both sides at layer board top, integrated processing has the diaphragm between the top of support column, the hole of diaphragm both sides all runs through and is provided with the gag lever post, the bottom of gag lever post runs through the hole of support column and layer board successively and with screw hole threaded connection; the utility model discloses possess and to carry out diversified shape operation of preapring for an unfavorable turn of events simultaneously, also can avoid because frock self weight leads to the advantage of deformation, solved present preapring for an unfavorable turn of events shape frock and can only carry out the shape of preapring for an unfavorable turn of events of two directions, diversified operation can only use many frocks, when using many frocks moreover, leads to the problem that the chassis warp under the weight extrusion easily.

Description

Anti-deformation tool for welding underframe of motor train unit

Technical Field

The utility model relates to a EMUs technical field specifically is a EMUs chassis welding is with shape frock of preapring for an unfavorable turn of events.

Background

The high-speed running characteristics of trains such as motor train units determine that the manufacturing process of the trains needs to adopt more rigorous high standards to ensure the overall structural strength and the processing precision of the trains, and particularly, the underframe of the motor train unit is mostly made of aluminum alloy. Deformation frock prevents that the aluminum alloy from being out of shape often need be used in welding process, but present deformation frock of preapring for an unfavorable turn of events can only carry out the deformation of preapring for an unfavorable turn of events of two directions, and diversified operation can only use many frocks to go on simultaneously, uses when many frocks are preapred for an unfavorable turn of events shape moreover, is difficult to keep the support balance between the frock, leads to the chassis compressive deformation easily. Therefore, the deformation-preventing tool can simultaneously perform multidirectional deformation-preventing operation and can avoid deformation caused by the weight of the tool to solve the problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a welding of EMUs chassis is with shape frock of preapring for an unfavorable turn of events possesses and can carry out the diversified shape operation of preapring for an unfavorable turn of events simultaneously, also can avoid because frock self weight leads to the advantage of deformation, solved present shape frock of preapring for an unfavorable turn of events and can only carry out the shape of preapring for an unfavorable turn of events of two directions, diversified operation can only use many frocks to go on simultaneously, moreover because frock and chassis self weight, when using many frocks shape of preapring for an unfavorable turn of events, be difficult to keep the support balance between the frock, lead to the problem that the chassis warp under the weight extrusion easily.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-deformation tool for welding a chassis of a motor train unit comprises an operating platform and supporting legs, wherein the bottom of the operating platform is bolted with the top ends of the supporting legs, the top of the operating platform is evenly provided with threaded holes, the middle end of the top of the operating platform is provided with a supporting plate, supporting columns are arranged on both sides of the top of the supporting plate, transverse plates are integrally processed between the tops of the supporting columns, the holes at the two sides of the transverse plate are all provided with a limiting rod in a penetrating way, the bottom end of the limiting rod penetrates through the holes of the supporting column and the supporting plate in sequence and is connected with the threaded hole in a threaded way, the left side of the middle end of the top of the supporting plate is bolted with a fixed plate, the right side of the middle end of the top of the supporting plate is bolted with an auxiliary plate, a threaded rod is connected with a hole in the auxiliary plate through threads, the left end of the threaded rod is rotatably connected with a first clamping plate, the hole threaded connection inside the diaphragm has the screw rod, the bottom of screw rod is rotated and is connected with the second splint.

Preferably, a collection box is placed between the insides of the supporting legs and corresponds to the threaded hole.

Preferably, the top of layer board, the right side of fixed plate, the left side of first splint and the bottom of second splint are the cushion structure, correspond each other between the cushion.

Preferably, the top end of the surface of the limiting rod is sleeved with a limiting plate, and the limiting plate is tightly attached to the transverse plate.

Preferably, the right end of the threaded rod is sleeved with a first rotating wheel, and the top end of the threaded rod is sleeved with a second rotating wheel.

Preferably, the top end of the limiting rod is bolted with a rotating ring, and the surface of the rotating ring is a smooth surface.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model can use a plurality of deformation-preventing limiting assemblies to perform a plurality of multi-azimuth deformation-preventing for the chassis by arranging the operation table, the supporting legs, the threaded holes, the supporting plates, the supporting columns, the transverse plates, the limiting rods, the fixing plates, the auxiliary plates, the threaded rods, the first clamping plates, the threaded rods and the second clamping plates, thereby solving the problems that the prior deformation-preventing tool can only perform deformation-preventing in two directions and multi-azimuth operation can only be performed by a plurality of tools simultaneously;

2. the utility model discloses can let the chassis be in the horizontality all the time to support the deformation subassembly of preapring for an unfavorable turn of events, avoid the deformation that the chassis pressurized leads to, when having solved the deformation of using many frocks to preapres for an unfavorable turn of events, be difficult to keep the support balance between the frock, lead to the chassis pressurized deformation easily.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a schematic front view of the cross plate of the present invention;

FIG. 3 is a schematic top view of the operation table of the present invention;

fig. 4 is a perspective view of the support plate of the present invention.

In the figure: 1. an operation table; 2. a support leg; 3. a threaded hole; 4. a support plate; 5. a support pillar; 6. a transverse plate; 7. a limiting rod; 8. a fixing plate; 9. an auxiliary plate; 10. a threaded rod; 11. a first splint; 12. a screw; 13. a second splint; 14. a collection box; 15. a limiting plate; 16. a first runner; 17. a second runner; 18. and (7) rotating the ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Referring to fig. 1-4, an anti-deformation tool for welding a chassis of a motor train unit comprises an operating table 1 and supporting legs 2, wherein the bottom of the operating table 1 is bolted to the top ends of the supporting legs 2, threaded holes 3 are uniformly formed in the top of the operating table 1, a supporting plate 4 is placed at the middle end of the top of the operating table 1, supporting columns 5 are placed on two sides of the top of the supporting plate 4, transverse plates 6 are integrally machined between the tops of the supporting columns 5, limiting rods 7 are arranged in holes in two sides of each transverse plate 6 in a penetrating manner, the bottom ends of the limiting rods 7 sequentially penetrate through holes of the supporting columns 5 and the supporting plate 4 and are in threaded connection with the threaded holes 3, a fixing plate 8 is bolted on the left side of the middle end of the top of the supporting plate 4, an auxiliary plate 9 is bolted on the right side of the middle end of the top of the supporting plate 4, a threaded rod 10 is in threaded connection with a hole in the auxiliary plate 9, a first clamping plate 11 is rotatably connected to the left end of the threaded rod 10, a screw 12 is in the hole in the transverse plate 6, the bottom end of the screw 12 is rotatably connected with a second clamping plate 13, and a plurality of deformation-preventing limiting assemblies can be used for performing a plurality of multi-directional deformation-preventing operations on the bottom frame through the arrangement of the operating table 1, the supporting legs 2, the threaded holes 3, the supporting plate 4, the supporting columns 5, the transverse plate 6, the limiting rods 7, the fixing plate 8, the auxiliary plate 9, the threaded rod 10, the first clamping plate 11, the screw 12 and the second clamping plate 13, so that the problems that the existing deformation-preventing tool can only perform deformation in two directions and multi-directional operations can only be performed by using a plurality of tools at the same time are solved; can let the chassis be in the horizontality all the time to support the deformation subassembly of preapring for an unfavorable turn of events, avoid the deformation that the chassis pressurized leads to, when having solved and using many frocks to preapring for an unfavorable turn of events shape, be difficult to keep the support balance between the frock, lead to the chassis pressurized deformation easily.

Further, a collection box 14 is arranged between the inner parts of the supporting legs 2, the collection box 14 corresponds to the threaded hole 3, and the collection box 14 can be used for collecting impurities generated in the machining process.

Further, the top of layer board 4, the right side of fixed plate 8, the left side of first splint 11 and the bottom of second splint 13 are the cushion structure, correspond each other between the cushion, and the cushion structure can be protected the chassis, avoids the chassis of aluminum alloy material to produce the mar.

Further, limiting plate 15 has been cup jointed on the top on gag lever post 7 surface, and limiting plate 15 hugs closely with diaphragm 6, and limiting plate 15 can strengthen diaphragm 6's stability.

Furthermore, a first rotating wheel 16 is sleeved at the right end of the threaded rod 10, a second rotating wheel 17 is sleeved at the top end of the threaded rod 12, the first rotating wheel 16 can be used for driving the threaded rod 10 to rotate, and the second rotating wheel 17 can be used for driving the threaded rod 12 to rotate.

Furthermore, the top end of the limiting rod 7 is bolted with a rotating ring 18, the surface of the rotating ring 18 is a smooth surface, and the rotating ring 18 can be used for rotating the limiting rod 7.

The working principle is as follows: put layer board 4 one by one on horizontally operation panel 1, put motor train unit chassis on layer board 4, be connected support column 5 and diaphragm 6 and layer board 4 through gag lever post 7, and with the one end and the 3 threaded connection of screw hole of gag lever post 7, rotate threaded rod 10, threaded rod 10 drives first splint 11 and hugs closely the chassis, and cooperate the extrusion chassis with fixed plate 8, prevent the deformation of chassis left and right sides, rotate screw rod 12, screw rod 12 drives second splint 13 and extrudes the chassis, prevent the deformation of chassis top and bottom, and can carry out the same operation of preapring for an unfavorable turn of events in other positions of chassis, the motor train unit chassis receives the support that comes from operation panel 1 and layer board 4 is the horizontality among the operation process.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a welding of EMUs chassis is with shape frock of preapring for an unfavorable turn of events, includes operation panel (1) and landing leg (2), its characterized in that: the bottom of the operating table (1) is bolted with the top ends of the supporting legs (2), threaded holes (3) are uniformly formed in the top of the operating table (1), a supporting plate (4) is placed at the middle end of the top of the operating table (1), supporting columns (5) are placed on two sides of the top of the supporting plate (4), transverse plates (6) are integrally processed between the tops of the supporting columns (5), limiting rods (7) penetrate through holes in two sides of each transverse plate (6), the bottom ends of the limiting rods (7) penetrate through holes in the supporting columns (5) and the supporting plate (4) successively and are in threaded connection with the threaded holes (3), a fixing plate (8) is bolted on the left side of the middle end of the top of the supporting plate (4), an auxiliary plate (9) is bolted on the right side of the middle end of the top of the supporting plate (4), a threaded rod (10) is in threaded connection with the hole in the auxiliary plate (9), and a first clamping plate (11) is rotatably connected to the left end of the threaded rod (10), the hole screw thread inside diaphragm (6) is connected with screw rod (12), the bottom of screw rod (12) is rotated and is connected with second splint (13).

2. The deformation-preventing tool for welding of the underframe of the motor train unit according to claim 1, and is characterized in that: a collection box (14) is placed between the inner portions of the supporting legs (2), and the collection box (14) corresponds to the threaded holes (3).

3. The deformation-preventing tool for welding of the underframe of the motor train unit according to claim 1, and is characterized in that: the top of layer board (4), the right side of fixed plate (8), the left side of first splint (11) and the bottom of second splint (13) are the cushion structure, correspond to each other between the cushion.

4. The deformation-preventing tool for welding of the underframe of the motor train unit according to claim 1, and is characterized in that: the top end of the surface of the limiting rod (7) is sleeved with a limiting plate (15), and the limiting plate (15) is tightly attached to the transverse plate (6).

5. The deformation-preventing tool for welding of the underframe of the motor train unit according to claim 1, and is characterized in that: the right end of the threaded rod (10) is sleeved with a first rotating wheel (16), and the top end of the threaded rod (12) is sleeved with a second rotating wheel (17).

6. The deformation-preventing tool for welding of the underframe of the motor train unit according to claim 1, and is characterized in that: the top end of the limiting rod (7) is bolted with a rotating ring (18), and the surface of the rotating ring (18) is a smooth surface.