CN220050502U

CN220050502U - End part oblique rib cover plate reverse deformation device

Info

Publication number: CN220050502U
Application number: CN202321398966.6U
Authority: CN
Inventors: 陈滔; 周富斌; 蒙素敏; 梁艺蓝; 龙佳
Original assignee: Nanning CRRC Aluminum Precision Processing Co Ltd
Current assignee: Nanning CRRC Aluminum Precision Processing Co Ltd
Priority date: 2023-06-02
Filing date: 2023-06-02
Publication date: 2023-11-21
Anticipated expiration: 2033-06-02

Abstract

The utility model discloses an end part oblique rib cover plate reverse deformation device which comprises a fixed plate, wherein a first hook is fixedly connected to the lower side of one end of the fixed plate, a square groove is formed in the other end of the fixed plate, a lifting mechanism is arranged at the upper end of the square groove, an adjusting mechanism and a second hook are arranged at the lower end of the square groove, and the lifting mechanism and the adjusting mechanism are connected with the second hook through the square groove by the fixed plate. According to the utility model, the lifting mechanism and the adjusting mechanism are arranged, the second hook can be driven to lift upwards under the cooperation of the lifting mechanism and the adjusting mechanism, so that the inclined rib cover plate can be reversely deformed before welding under the cooperation of the first hook.

Description

End part oblique rib cover plate reverse deformation device

Technical Field

The utility model relates to the technical field of railway vehicle manufacturing, in particular to an end part inclined rib cover plate reverse deformation device.

Background

In the manufacturing process of the railway vehicle, in order to prevent excessive deformation generated during welding of profiles such as side walls or diagonal rib cover plates, the welding profiles are required to be subjected to reverse deformation according to technological requirements. In the production manufacturing process, after the inclined rib cover plate of the subway end part structure is assembled and welded, the welding deformation is large due to no constraint, and the problem of out-of-flatness always exists. At present, the problem of deformation is usually solved by welding a reinforcing plate on the inclined rib cover plate to increase the strength of the cover plate so as to achieve the effect of reducing the deformation. However, when the reinforcing plate is welded on the inclined rib cover plate, on one hand, the welding workload is increased, so that the welding efficiency is low, the manpower resources are wasted, the waste of plates is caused, and the production cost is increased; on the other hand, the reinforcing plate needs to be removed by a disc saw after welding, the disc saw is used, so that the operation danger can be increased, products which are easy to cut can be scrapped even, the surface of the products needs to be polished after the reinforcing plate is cut, the welding procedure and the workload are increased, and the appearance of the products is damaged.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides an end part inclined rib cover plate reverse deformation device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the first couple of one end downside fixedly connected with of fixed plate, the other end of fixed plate is provided with the square groove, the upper end of square groove is provided with and carries and draws the mechanism, the square groove lower extreme is provided with adjustment mechanism and second couple, the fixed plate will carry through the square groove and draw mechanism and adjustment mechanism and be connected with the second couple.

As a further description of the above technical solution:

the lifting mechanism comprises a fixed column, external threads at the upper end of the fixed column and nuts matched with the external threads.

As a further description of the above technical solution:

the lifting mechanism comprises a movable frame, a base plate, a fixed shaft, an eccentric wheel and a handle, wherein the movable frame is connected in a sliding manner in the fixed plate, the fixed shaft is connected in a rotating manner in the movable frame, the eccentric wheel is fixedly connected to the circumferential surface of the fixed shaft, and the handle is fixedly connected to the circumferential surface of the eccentric wheel; the upper end of the fixed plate is fixedly connected with a base plate, and the base plate is matched with the eccentric wheel.

As a further description of the above technical solution:

two square grooves are formed in the upper end face of the fixing plate, a movable frame is connected in a sliding mode in the square grooves, and the movable frame is U-shaped.

As a further description of the above technical solution:

the adjusting mechanism comprises a supporting plate, a moving plate, a rotating block and a screw rod, wherein the supporting plate is fixedly connected in the moving frame, the screw rod is rotationally connected between the lower end of the screw rod and the moving frame, the rotating block is fixedly connected to the upper end of the screw rod, the moving plate is in threaded connection with the circumferential surface of the screw rod, the moving plate is in sliding connection with the moving frame, and the moving plate is fixedly connected with the second hook.

As a further description of the above technical solution:

the first hook and the second hook are both L-shaped.

The utility model has the following beneficial effects:

compared with the prior art, the utility model fixes the fixed plate on the inclined rib cover plate by adding the lifting mechanism and the adjusting mechanism to be matched with the first hook, and the fixed plate is reversely deformed before welding, thus achieving the effect of controlling the planeness after welding.

According to the reverse deformation device for the inclined rib cover plate of the end part, the lifting mechanism and the adjusting mechanism are arranged, the second hook can be driven to lift upwards under the cooperation of the lifting mechanism and the adjusting mechanism, so that the inclined rib cover plate can be reversely deformed before welding under the cooperation of the first hook.

Drawings

Fig. 1 is a schematic structural view of an end part diagonal rib cover plate reverse deformation device according to embodiment 1 of the present utility model.

Fig. 2 is an exploded view of the pulling mechanism of embodiment 1 of the present utility model shown in fig. 1.

FIG. 3 is a schematic overall structure of an end part diagonal rib cover plate reverse deformation device according to an embodiment 2 of the present utility model in front view;

FIG. 4 is an enlarged view of portion A of FIG. 3 showing an end piece diagonal rib cover plate reverse deformation apparatus according to embodiment 2 of the present utility model;

fig. 5 is an enlarged view of part B of fig. 3 of an end member diagonal rib cover plate reverse deformation apparatus according to embodiment 2 of the present utility model.

Legend description:

1. a fixing plate; 2. a first hook; 3. a second hook; 4. a lifting mechanism; 41. fixing the column; 42. an external thread; 43. a nut; 401. a moving rack; 402. a backing plate; 403. a fixed shaft; 404. an eccentric wheel; 405. a handle; 5. a square groove; 6. an adjusting mechanism; 601. a support plate; 602. a moving plate; 603. a rotating block; 604. and a screw rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-2, the utility model provides an end part oblique rib cover plate reverse deformation device, which comprises a fixed plate 1, wherein a first hook 2 is fixedly connected to the lower side of one end of the fixed plate 1, a square groove 5 is arranged at the other end of the fixed plate 1, a lifting mechanism 4 is arranged at the upper end of the square groove 5, an adjusting mechanism 6 and a second hook 3 are arranged at the lower end of the square groove 5, and the lifting mechanism 4 and the adjusting mechanism 6 are connected with the second hook 3 through the square groove 5 by the fixed plate 1. The lifting mechanism 4 comprises a fixed column 41, external threads 42 at the upper end of the fixed column, and nuts 43 matched with the external threads. So, in the welding process to the diagonal bar apron, fix the both ends at the diagonal bar apron respectively with two anti-deformation device, fixed plate 1 is fixed with the diagonal bar apron through first couple 2 and second couple 3, and adjusting nut 43 adjusting device's width is unanimous with the width of diagonal bar apron, screw up nut 43, do anti-deformation to the diagonal bar apron before welding, after the welding, through loosening nut 43, can realize the dismantlement of device, reach anti-deformation welded requirement, need not to increase unnecessary welding and polish, do not destroy the product outward appearance when guaranteeing product flatness.

Example 2

Referring to fig. 3-5, the utility model provides an end part oblique rib cover plate reverse deformation device, which comprises a fixed plate 1, wherein the lower end of the fixed plate 1 is fixedly connected with a first hook 2, the upper end and the lower end of the fixed plate 1 are provided with a lifting mechanism 4, the lower end of the fixed plate 1 is provided with an adjusting mechanism 6 and a second hook 3, and the fixed plate 1 is connected with the second hook 3 through the lifting mechanism 4 and the adjusting mechanism 6.

Specifically, the first hook 2 is hung at the lower end of the inclined rib cover plate, and then the second hook 3 can be driven to move by combining the lifting mechanism 4 and the adjusting mechanism 6, so that the inclined rib cover plate can be reversely deformed before welding under the cooperation of the first hook 2.

The lifting mechanism 4 comprises a movable frame 401, a base plate 402, a fixed shaft 403, an eccentric wheel 404 and a handle 405, wherein the movable frame 401 is connected in a sliding manner in the fixed plate 1, the fixed shaft 403 is connected in a rotating manner in the movable frame 401, the eccentric wheel 404 is fixedly connected to the circumferential surface of the fixed shaft 403, and the handle 405 is fixedly connected to the circumferential surface of the eccentric wheel 404; the fixed plate 1 upper end fixedly connected with backing plate 402, backing plate 402 and eccentric 404 cooperation, during operation, through pulling handle 405, just can drive eccentric 404 and rotate at this moment under the effect of fixed axle 403, then just can drive movable frame 401 and remove under the cooperation of backing plate 402 to conveniently drive second couple 3 and upwards carry and draw.

The square hole 5 has been seted up to fixed plate 1 up end, and sliding connection has movable frame 401 in square hole 5, and movable frame 401 is the U type shape, and during operation is through setting up square hole 5, is convenient for at this moment movable frame 401 to slide in fixed plate 1 to can carry out the reverse deformation to the oblique muscle apron of different width.

The adjusting mechanism 6 comprises a supporting plate 601, a moving plate 602, a rotating block 603 and a screw rod 604, the supporting plate 601 is fixedly connected in the moving frame 401, the screw rod 604 is rotationally connected between the lower end of the screw rod 604 and the moving frame 401, the rotating block 603 is fixedly connected to the upper end of the screw rod 604, the moving plate 602 is in threaded connection with the circumferential surface of the screw rod 604, the moving plate 602 is in sliding connection with the moving frame 401, the moving plate 602 is fixedly connected with the second hook 3, and when the adjusting mechanism works, the screw rod 604 can be driven to rotate through the rotating block 603, then the distance between the second hook 3 and the fixed plate 1 can be changed under the cooperation of the moving plate 602, and the second hook 3 is convenient to contact with the inclined rib cover plate more tightly.

The first hook 2 and the second hook 3 are both L-shaped, and in operation, the first hook 2 and the second hook 3 are both L-shaped, so that the contact with the inclined rib cover plate is wider.

Working principle:

when the novel welding tool is used, the distance between the second hook 3 and the fixed plate 1 can be changed by hanging the first hook 2 at the lower end of the diagonal rib cover plate and then rotating the rotating block 603, so that the second hook 3 is convenient to hang more tightly, then the handle 405 is pulled, the eccentric wheel 404 can be driven to rotate under the action of the fixed shaft 403, then the movable frame 401 can be driven to move under the cooperation of the base plate 402, so that the second hook 3 is driven to lift upwards, and then the diagonal rib cover plate can be reversely deformed before welding under the cooperation of the first hook 2.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides an end part oblique muscle apron reverse deformation device, includes fixed plate (1), its characterized in that, the one end downside fixedly connected with first couple (2) of fixed plate (1), the other end of fixed plate (1) is provided with square groove (5), the upper end of square groove (5) is provided with carries and draws mechanism (4), square groove (5) lower extreme is provided with adjustment mechanism (6) and second couple (3), fixed plate (1) will carry through square groove (5) and draw mechanism (4) and adjustment mechanism (6) and be connected with second couple (3).

2. An end piece diagonal rib cover plate reverse deformation device according to claim 1, characterized in that the lifting mechanism (4) comprises a fixed column (41), an external thread (42) at the upper end of the fixed column, and a nut (43) matched with the external thread.

3. The end part inclined rib cover plate reverse deformation device according to claim 1, wherein the lifting mechanism (4) comprises a movable frame (401), a base plate (402), a fixed shaft (403), an eccentric wheel (404) and a handle (405), the movable frame (401) is connected in a sliding manner in the fixed plate (1), the fixed shaft (403) is connected in a rotating manner in the movable frame (401), the eccentric wheel (404) is fixedly connected to the circumference of the fixed shaft (403), and the handle (405) is fixedly connected to the circumference of the eccentric wheel (404); the upper end of the fixed plate (1) is fixedly connected with a base plate (402), and the base plate (402) is matched with the eccentric wheel (404).

4. An end piece diagonal rib cover plate reverse deformation device according to claim 3, wherein: two square grooves (5) are formed in the upper end face of the fixed plate (1), a movable frame (401) is connected in a sliding mode in the square grooves (5), and the movable frame (401) is U-shaped.

5. An end piece diagonal rib cover plate reverse deformation device according to claim 3, wherein: adjustment mechanism (6) are including backup pad (601), movable plate (602), turning block (603) and lead screw (604), fixedly connected with backup pad (601) in movable frame (401), be connected with lead screw (604) in the rotation of backup pad (601), rotate between lead screw (604) lower extreme and the movable frame (401) and be connected, lead screw (604) upper end fixedly connected with turning block (603), lead screw (604) circumference threaded connection has movable plate (602), sliding connection between movable plate (602) and the movable frame (401), fixed connection between movable plate (602) and second couple (3).

6. A device for reverse deformation of end piece diagonal rib cover plates according to claim 2 or 3, characterized in that: the first hook (2) and the second hook (3) are both L-shaped.