Stamping device for end chassis of railway vehicle

Abstract

The utility model relates to the technical field of railway vehicles, and provides a railway vehicle end chassis stamping device which comprises a bearing seat, supporting frames used for supporting are fixedly installed on the two sides of the bearing seat, and a top cover used for pumping air is fixedly installed at the top ends of the supporting frames. According to the railway vehicle end chassis stamping device, an electric hydraulic rod is arranged to drive a mounting plate to ascend and descend, so that a stamping rod and a stamping block can slide downwards to conduct stamping operation, and when the stamping block moves downwards to conduct stamping, the stamping rod drives a lifting plate to slide in a top cover; and therefore, air in the top cover can be conveyed into the conveying ring through the conveying assembly and then conveyed into the steering column from the interior of the conveying ring, and the air is sprayed outwards from the cleaning rod, so that the air can be output by aligning with materials at the position of the bearing seat, dust and impurities on the surfaces of the materials are cleaned, and the stamping effect of the whole stamping device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of rail vehicles, specifically, and relates to a rail vehicle end bottom frame stamping device. BACKGROUND

[0002] The end bottom frame of a rail vehicle is used to connect a car body and a bogie and is a support and load-bearing component of the entire car body. The end bottom frame is formed by stamping and splicing welding. Stamping is a forming process that uses a press and a die to apply external force to a stamping blank to cause plastic deformation, thereby obtaining the required shape and size.

[0003] A stamping device for the end bottom frame of a rail vehicle is disclosed in Chinese Patent Publication No. CN215143716U. The document proposes "including a rack, the rack including a base, a support frame and a top frame, the base being provided with a bearing assembly above for bearing a stamping blank, the bearing assembly being provided with a clamping assembly above for fixing the stamping blank, the top frame being provided with a stamping assembly above for stamping the stamping blank located at the bearing assembly". This stamping device places the material on the bearing assembly and then performs a stamping operation. Since the surface of the material may be attached with dust or impurities during transportation and storage, the stamping process will be affected by the impurities, causing pits and other defects in the stamped parts, thereby reducing the stamping effect of the overall stamping device on the end bottom frame of the rail vehicle. UTILITY MODEL CONTENTS

[0004] The utility model aims to provide a rail vehicle end bottom frame stamping device, which solves the problem of the related art that the surface of the material may be attached with dust or impurities during transportation and storage, which affects the stamping process and causes pits and other defects in the stamped parts, thereby reducing the stamping effect of the overall stamping device on the end bottom frame of the rail vehicle.

[0005] The technical solution of the utility model is as follows:

[0006] The utility model provides a kind of rail vehicle end underframe stamping device, including bearing seat, the both sides of the bearing seat are fixedly installed for supporting support frame, the top end of the support frame is fixedly installed for pumping air top cover, the inner side wall of the top cover is slid for lifting stamping stamping rod, the bottom end of the stamping rod is threadedly connected for stamping stamping block, the outer side of the stamping rod is fixedly installed with mounting plate, the inner side wall of the mounting plate is rotatably connected with multiple for steering steering column, the bottom end of multiple the steering column is communicated for the clean rod for outputting air, the both ends outer side of the steering column is communicated for the delivery ring for delivering air to steering column interior, the outer side of the delivery ring is fixedly connected with the inner side wall of mounting plate, the delivery ring with steering column can relatively rotate, the bottom end of the top cover is provided with the delivery assembly for delivering air to the delivery ring interior, the inner side wall of the mounting plate is provided with the adjusting assembly for adjusting the orientation of clean rod.

[0007] Preferably, the delivery assembly includes a top pipe in communication with the inner wall of the bottom end of the top cover, and the bottom end of the top pipe is in communication with a telescopic pipe.

[0008] Preferably, the delivery assembly further includes a bottom pipe in communication with the bottom end of the telescopic pipe, the bottom end of the bottom pipe is in communication with the outer side of the delivery ring, and the outer side of the bottom pipe is fixedly connected with the inner side wall of the mounting plate.

[0009] Preferably, the adjusting assembly includes a plurality of first rotating rods and second rotating rods rotatably connected with the inner side wall of the mounting plate, and the bottom end of each of the first rotating rods and the second rotating rods is fixedly installed with a bevel gear.

[0010] Preferably, the adjusting assembly further includes a belt wheel fixedly installed with the first rotating rod and the steering column, and the outer side of the belt wheel is sleeved with a transmission belt.

[0011] Preferably, the adjusting assembly further includes a driven gear fixedly installed with the top end of the second rotating rod, the inner side wall of the mounting plate is rotatably connected with a gear ring, the gear ring is engaged with the driven gear, and the inner side wall of the mounting plate is further fixedly installed with a driving motor, the output end of the driving motor is fixedly installed with a driving gear, and the driving gear is engaged with the gear ring.

[0012] Preferably, the top end of the mounting plate is fixedly installed with a plurality of electric hydraulic rods, and the fixed end of each of the electric hydraulic rods is fixedly connected with the bottom end of the top cover.

[0013] Preferably, the top end of the stamping rod is fixedly installed with a lifting plate, and the outer side of the lifting plate is slidably connected with the inner side wall of the top cover.

[0014] The utility model discloses the following beneficial effects:

[0015] The lifting of the installation plate is driven by the electric hydraulic rod, so that the stamping rod and the stamping block can slide downward for stamping operation, while the stamping block moves downward for stamping, the lifting plate is driven by the stamping rod to slide in the top cover, so that the air in the top cover can be conveyed to the inside of the conveying ring through the conveying assembly, and then to the inside of the steering column, the air is sprayed out from the cleaning rod, so that the air can be output to the material at the position of the bearing seat, the dust and impurities on the surface of the material are cleaned, and the stamping effect of the whole stamping device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] The utility model will be described further in detail below in combination with the drawings and specific embodiments.

[0017] Figure 1 It is the whole structure schematic diagram of the utility model;

[0018] Figure 2 It is the inside structure schematic diagram of the top cover of the utility model;

[0019] Figure 3 It is the inside structure schematic diagram of the installation plate of the utility model;

[0020] Figure 4 It is the structure schematic diagram of the adjusting assembly of the utility model;

[0021] Figure 5 It is the inside structure schematic diagram of the conveying ring of the utility model;

[0022] In the drawing: 1, bearing seat; 2, support frame; 3, top cover; 4, stamping rod; 41, stamping block; 42, lifting plate; 5, installation plate; 6, steering column; 61, cleaning rod; 7, conveying ring; 8, conveying assembly; 81, top pipe; 82, telescopic pipe; 83, bottom pipe; 9, adjusting assembly; 91, first rotating rod; 92, second rotating rod; 93, conical gear; 94, pulley; 95, transmission belt; 96, driven gear; 97, gear ring; 98, driving motor; 99, driving gear; 10, electric hydraulic rod. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be described clearly and completely below in combination with the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor are involved in the protection scope of the utility model.

[0024] Please refer to Figure 1 , Figure 2 and Figure 5The embodiment provides a stamping device for an end underframe of a railway vehicle, which comprises a bearing seat 1, support frames 2 for supporting are fixedly installed on both sides of the bearing seat 1, a top cover 3 for pumping air is fixedly installed at the top end of the support frame 2, a stamping rod 4 for lifting and stamping is slid on the inner side wall of the top cover 3, a stamping block 41 for stamping is threadedly connected to the bottom end of the stamping rod 4, a mounting plate 5 is fixedly installed on the outer side of the stamping rod 4, a plurality of steering columns 6 for steering are rotationally connected to the inner side wall of the mounting plate 5, a cleaning rod 61 for outputting air is communicated to the bottom end of the steering column 6, a delivery ring 7 for delivering air to the inside of the steering column 6 is communicated to the outer side of both ends of the steering column 6, the outer side of the delivery ring 7 is fixedly connected with the inner side wall of the mounting plate 5, the delivery ring 7 can rotate relative to the steering column 6, a delivery assembly 8 for delivering air to the inside of the delivery ring 7 is arranged at the bottom end of the top cover 3, an adjusting assembly 9 for adjusting the orientation of the cleaning rod 61 is arranged on the inner side wall of the mounting plate 5, a plurality of electric hydraulic rods 10 are fixedly installed at the top end of the mounting plate 5, the fixed ends of the electric hydraulic rods 10 are fixedly connected with the bottom end of the top cover 3, a lifting plate 42 is fixedly installed at the top end of the stamping rod 4, the outer side of the lifting plate 42 is slidably connected with the inner side wall of the top cover 3, when the stamping device is used for stamping the material, the material is placed on the bearing seat 1, the electric hydraulic rods 10 are started to drive the mounting plate 5 to move downwards, thereby driving the stamping rod 4 and the stamping block 41 to slide downwards in the top cover 3, the material is stamped, the stamping rod 4 drives the lifting plate 42 to slide downwards in the top cover 3, thereby pushing the air in the top cover 3 downwards, so that the delivery assembly 8 outputs the air to the inside of the delivery ring 7, and then the air is delivered from the delivery ring 7 to the inside of the steering column 6 and sprayed outwards from the cleaning rod 61, and at the same time, the adjusting assembly 9 is used for adjusting the rotation of the cleaning rod 61, so that the air sprayed out from the cleaning rod 61 moves from the central position to the edge position of the bearing seat 1, thereby cleaning the dust and impurities on the surface of the material on the bearing seat 1 by spraying the air from the cleaning rod 61, and reducing the influence of the dust and impurities possibly remaining on the surface of the material on the stamping of the material, when it is necessary to adjust the orientation of the cleaning rod 61, the adjusting assembly 9 in the mounting plate 5 is used for driving the steering column 6, so that the steering column 6 rotates on the inner wall of the delivery ring 7, thereby adjusting the rotation of the orientation of the cleaning rod 61.

[0025] Please refer to Figure 2 , Figure 3 and Figure 4The embodiment provides a stamping device for the end chassis of a rail vehicle. The conveying assembly 8 comprises a top pipe 81 communicated with the inner wall of the bottom end of the top cover 3, the bottom end of the top pipe 81 is communicated with an extension pipe 82, the conveying assembly 8 further comprises a bottom pipe 83 communicated with the bottom end of the extension pipe 82, the bottom end of the bottom pipe 83 is communicated with the outer side of the conveying ring 7, the outer side of the bottom pipe 83 is fixedly connected with the inner side wall of the mounting plate 5, when air in the top cover 3 is discharged outward, air in the top cover 3 is output downward through the top pipe 81, then conveyed to the inside of the bottom pipe 83 through the extension pipe 82, and finally conveyed to the inside of the conveying ring 7 through the bottom pipe 83. The adjusting assembly 9 comprises a plurality of first rotating rods 91 and second rotating rods 92 rotatably connected with the inner side wall of the mounting plate 5 respectively, a tapered gear 93 is fixedly installed at one end of each of the first rotating rods 91 and the bottom end of each of the second rotating rods 92, a belt wheel 94 is fixedly installed at one end of the first rotating rod 91 and the steering column 6, a transmission belt 95 is sleeved on the outer side of the belt wheel 94, a driven gear 96 is fixedly installed at the top end of the second rotating rod 92, a gear ring 97 is rotatably connected with the inner side wall of the mounting plate 5, the gear ring 97 is engaged with the driven gear 96, a driving motor 98 is fixedly installed on the inner side wall of the mounting plate 5, a driving gear 99 is fixedly installed at the output end of the driving motor 98, the driving gear 99 is engaged with the gear ring 97, when it is needed to rotate the cleaning rod 61, the driving motor 98 drives the driving gear 99 to drive the gear ring 97 to rotate in the mounting plate 5, so that the second rotating rod 92 drives the first rotating rod 91 to rotate through the tapered gear 93, and the steering column 6 is driven to rotate through the belt wheel 94 and the transmission belt 95, and the orientation of the cleaning rod 61 is adjusted.

[0026] In the embodiment, when in use, the lifting of the mounting plate 5 is driven by the electric hydraulic rod 10, so that the stamping rod 4 and the stamping block 41 can slide downward for stamping operation, while the stamping block 41 moves downward for stamping, the lifting plate 42 is driven by the stamping rod 4 to slide in the top cover 3, so that air in the top cover 3 is sequentially conveyed to the inside of the conveying ring 7 through the top pipe 81, the extension pipe 82 and the bottom pipe 83, and then conveyed to the inside of the steering column 6 from the inside of the conveying ring 7, and the air is sprayed outward from the cleaning rod 61, so that the air can be output to the material at the position of the bearing seat 1, the dust and impurities on the surface of the material are cleaned, and the stamping effect of the stamping device is improved.

[0027] The above is only a preferred embodiment of the utility model, and is not used to limit the utility model, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A rail vehicle end chassis stamping device, characterized in that: The invention comprises a bearing seat (1), support frames (2) for supporting are fixedly installed on both sides of the bearing seat (1), a top cover (3) for pumping air is fixedly installed on the top of the support frame (2), a punching rod (4) for lifting and lowering punching is slidably provided on the inner side wall of the top cover (3), a punching block (41) for punching is threadedly connected to the bottom end of the punching rod (4), a mounting plate (5) is fixedly installed on the outer side of the punching rod (4), and a plurality of steering columns (6) for steering are rotatably connected to the inner side wall of the mounting plate (5), and the plurality of steering columns (6) are rotatably connected to the inner side wall of the plurality of steering columns (6). ) is connected to a cleaning rod (61) for outputting air at the bottom end, and the outer sides of both ends of the steering column (6) are connected to a conveying ring (7) for conveying air to the inside of the steering column (6), the outer side of the conveying ring (7) is fixedly connected to the inner side wall of the mounting plate (5), and the conveying ring (7) and the steering column (6) can rotate relative to each other, and the bottom end of the top cover (3) is provided with a conveying component (8) for conveying air to the inside of the conveying ring (7), and the inner side wall of the mounting plate (5) is provided with an adjusting component (9) for adjusting the direction of the cleaning rod (61).

2. A rail vehicle end chassis stamping device according to claim 1, characterized in that: The conveying assembly (8) comprises a top pipe (81) connected to the inner wall of the bottom end of the top cover (3), and the bottom end of the top pipe (81) is connected to a telescopic pipe (82).

3. A rail vehicle end chassis stamping device according to claim 2, characterized in that: The conveying assembly (8) further comprises a bottom tube (83) in communication with the bottom end of the telescopic tube (82), the bottom end of the bottom tube (83) being in communication with the outer side of the conveying ring (7), and the outer side of the bottom tube (83) being fixedly connected to the inner side wall of the mounting plate (5).

4. A rail vehicle end chassis stamping device according to claim 1, characterized in that: The adjustment assembly (9) comprises a plurality of first rotating rods (91) and second rotating rods (92) respectively rotatably connected to the inner side wall of the mounting plate (5), and a bevel gear (93) is fixedly mounted on one end of the plurality of first rotating rods (91) and the bottom end of the second rotating rods (92).

5. A rail vehicle end chassis stamping device according to claim 4, characterized in that: The adjustment assembly (9) further comprises a pulley (94) fixedly mounted on one end of the first rotating rod (91) and the steering column (6), and a transmission belt (95) is sleeved on the outer side of the pulley (94).

6. A rail vehicle end chassis stamping device according to claim 5, characterized in that: The adjustment assembly (9) further includes a driven gear (96) fixedly mounted on the top end of the second rotating rod (92); a gear ring (97) is rotatably connected to the inner side wall of the mounting plate (5); the gear ring (97) is meshed with the driven gear (96); a driving motor (98) is also fixedly mounted on the inner side wall of the mounting plate (5); a driving gear (99) is fixedly mounted on the output end of the driving motor (98); and the driving gear (99) is meshed with the gear ring (97).

7. The rail vehicle end chassis stamping device according to claim 1, characterized in that: A plurality of electric hydraulic rods (10) are fixedly mounted on the top end of the mounting plate (5), and the fixed ends of the plurality of electric hydraulic rods (10) are fixedly connected to the bottom end of the top cover (3).

8. The rail vehicle end chassis punching device according to claim 1, characterized in that: A lifting plate (42) is fixedly mounted on the top end of the punching rod (4), and the outer side of the lifting plate (42) is slidably connected to the inner side wall of the top cover (3).

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