CN210099854U - Motor train unit and metro vehicle bogie frame turnover device - Google Patents
Motor train unit and metro vehicle bogie frame turnover device Download PDFInfo
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- CN210099854U CN210099854U CN201920958828.6U CN201920958828U CN210099854U CN 210099854 U CN210099854 U CN 210099854U CN 201920958828 U CN201920958828 U CN 201920958828U CN 210099854 U CN210099854 U CN 210099854U
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Abstract
The utility model relates to a EMUs and subway vehicle bogie frame turning device, two sets of bogie frame centre gripping and positioning mechanism, bogie frame rotary mechanism and bogie frame elevating system including bilateral symmetry, the utility model discloses to being detected the frame shape adaptability reinforce, can satisfy the quick centre gripping of present internal EMUs, subway and urban rail vehicle bogie frame, rise, descend, +/-180 upsets, accommodation is wide. The bogie framework can pass through the utility model discloses quick location compresses tightly fast, can realize automatic the rotation when the framework needs the upset. The lifting after the framework is compressed realizes rapid lifting. The utility model discloses press from both sides tightly reliable and stable, fast, it is steady to go up and down, efficient. After the bogie frame is turned over by +/-180 degrees, the frame can be directly taken away from the turning device, the bogie frame can be quickly assembled and disassembled at any horizontal position, the requirement of field work is facilitated, and the working efficiency is also improved. And a hydraulic lifting mechanism is adopted, so that the impact is avoided and the operation is stable.
Description
Technical Field
The utility model relates to a turning device of EMUs and railcar bogie framework, the device can satisfy the bogie framework of EMUs, railcar and urban rail vehicle and build, decompose the upset requirement of overhauing and nondestructive test in-process newly.
Background
The bogie frame of the motor train unit vehicle, the subway and the urban rail vehicle mainly plays important roles of transferring load between a vehicle body and a wheel set, providing support for a suspension system and an auxiliary system and the like in the vehicle operation process. In the process of overhauling a bogie system of a vehicle, the frame and the wheel set need to be separated so as to overhaul the components such as the frame, the wheel set and the like. In order to ensure the safety of subway and urban rail vehicles, especially motor train unit vehicles, when the vehicles run at the speed of 250 km/h and higher, the bogie frame must be subjected to surface wet-process fluorescent magnetic powder nondestructive testing in the manufacturing and overhauling processes, after magnetic powder detection, welding seams and important stressed parts on the upper side, the lower side and each side of the steering framework are observed manually, because the bogie frame is large in size and complex in shape, the whole lifting and overturning of the bogie frame can be completed, the lifting, descending and +/-180-degree rotation requirements of the bogie frame can be completed only by a special overturning device, a bolt fastening and pressing structure is used for clamping the traditional bogie frame overturning device, unreasonable frame supporting positions exist, a plurality of fastening bolts need to be fastened manually by using a wrench to clamp the frame, and the problems of low working efficiency and high labor intensity of operators exist. Because traditional bogie framework turning device adopts bolt hold-down structure, still have the unable lax of clamp bolt after the bogie framework upset, can't take a great deal of problems such as framework directly away from turning device.
Disclosure of Invention
The utility model aims at providing a EMUs and subway vehicle bogie frame turning device. The device can effectively solve the problems of rapid clamping, rising, falling, +/-180-degree turning, direct taking away of the frame from the turning device and the like of the bogie frame in the wheel set decomposition process and after magnetic particle detection. The utility model discloses a structure is strong to being detected the framework shape adaptability, can satisfy the requirement when present domestic EMUs CRH1, CRH2, CRH3, CRH5, CRH6, standard EMUs (reviving number) vehicle, subway and city rail vehicle bogie framework overturn.
The technical solution of the utility model is that: a turning device for bogie frames of motor train units and subway vehicles comprises two groups of bilateral symmetry bogie frame clamping and positioning mechanisms, two groups of bilateral symmetry bogie frame rotating mechanisms and two groups of bilateral symmetry bogie frame lifting mechanisms, wherein each bogie frame clamping and positioning mechanism comprises a rotating core disc, a rotating shaft, a pressing arm, a pressing oil cylinder, an external pressing head, an internal supporting tray, a supporting arm, an adjusting screw rod, an adjusting hand wheel, a lower positioning pin, a working positioning hole, a reset positioning hole and an upper positioning pin; the pressing oil cylinder is arranged at the other end of the pressing arm, the external pressing head is arranged at a port below the pressing oil cylinder, the internal support tray is arranged above the other end of the supporting arm, the adjusting screw rod penetrates through the upper part of the supporting arm to be connected with the internal support tray, and the lower part of the adjusting screw rod is connected with the adjusting hand wheel; the working positioning hole and the reset positioning hole are arranged on the rotating core disc and correspond to the lower positioning pin and the upper positioning pin; the bogie frame rotating mechanism comprises a rotating motor, a driving gear, a driven gear, a hollow shaft, a thrust bearing, a deep groove ball bearing and a lifting block, wherein the driving gear is arranged at the port of the rotating motor, the driven gear is connected with the driving gear, the driven gear is arranged on the hollow shaft through the thrust bearing and the deep groove ball bearing, the hollow shaft is connected with a rotating core disc, and the rotating motor is arranged on the lifting block; bogie frame elevating system includes the base, the stand, hydraulic cylinder, the promotion piece, lifting steel wire rope, the nylon sliding block, the movable pulley, set up hydraulic cylinder in the stand, install on the base hydraulic cylinder bottom, the movable pulley setting is at hydraulic cylinder push rod top, hydraulic cylinder side one end sets up the promotion piece, the other end is equipped with the contact of nylon sliding block, the nylon sliding block sets up at the stand inner chamber, lifting steel wire rope one end is connected the promotion piece, the other end passes through the movable pulley to be fixed on the base.
The bogie frame rotating mechanism drives the bogie frame clamping and positioning mechanism and the bogie frame to rotate together to turn over +/-180 degrees.
The utility model has the characteristics of as follows:
the utility model discloses strong to being detected the framework shape adaptability, can satisfy present domestic EMUs CRH1, CRH2, CRH3, CRH5, CRH6, standard EMUs (reviving number), subway and the quick centre gripping of urban rail vehicle bogie framework, rise, descend, +/-180 upset, accommodation is wide.
The bogie frame can be quickly positioned through the device, and can be quickly compressed through the hydraulic cylinder on the compression arm, and the automatic rotation of the bogie frame can be realized through the bogie frame rotating mechanism when the frame needs to be overturned. The lifting after the framework is compressed can be quickly lifted through the hydraulic lifting mechanism. The turning device is stable and reliable in clamping, high in speed, stable in lifting and high in efficiency.
After the bogie frame is turned over by +/-180 degrees, the frame can be directly taken away from the turning device, the bogie frame can be quickly assembled and disassembled at any horizontal position, and the working efficiency is improved according to the requirement of convenient field work.
The lifting mechanism of the bogie frame turning device adopts a hydraulic lifting mechanism, and the bogie frame is free of impact and stable in operation when placed.
The electric control system of the bogie frame turnover device adopts an industrial remote control system, can realize remote wireless control, and is safe, reliable and convenient to operate.
Drawings
Fig. 1A is a schematic view of the working principle of the present invention.
Fig. 1B is a top view of fig. 1A.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a partially enlarged schematic view of a-a of fig. 2.
Fig. 4 is a top view of fig. 2.
Fig. 5 is a left side view of fig. 2.
Detailed Description
As shown in the figure, the bogie frame overturning device for the motor train unit and the subway vehicle comprises two groups of bilateral symmetrical bogie frame clamping and positioning mechanisms, two groups of bilateral symmetrical bogie frame rotating mechanisms and two groups of bilateral symmetrical bogie frame lifting mechanisms, wherein the clamping and positioning mechanism of the bogie frame comprises a rotating core disc 10, a rotating shaft 11, a pressing arm 12, a pressing oil cylinder 13, an external pressing head 14, an internal support tray 15, a support arm 16, an adjusting screw rod 17, an adjusting hand wheel 18, a lower positioning pin 19, a working positioning hole 23, a reset positioning hole 25 and an upper positioning pin 26, the rotating core disc 10 is inserted into the pressing arm 12 and the support arm 16, the rotating shaft 11 penetrates through one end of the pressing arm 12 and the supporting arm 16 and the rotating core disc 10, the upper positioning pin 26 is arranged at the top end of the pressing arm 12 close to the end of the rotating shaft 11, and the lower positioning pin 19 is arranged at the top end of the supporting arm 16 close to the end of the rotating shaft 11 and corresponds to the upper positioning pin 26; the pressing oil cylinder 13 is arranged at the other end of the pressing arm 12, the external pressing head 14 is arranged at a port below the pressing oil cylinder 13, the internal support tray 15 is arranged above the other end of the supporting arm 16, the adjusting screw 17 penetrates through the supporting arm 16 to be connected with the internal support tray 15, and the adjusting hand wheel 18 is connected below the adjusting screw 17; the working positioning hole 23 and the reset positioning hole 25 are arranged on the rotating core plate 10 and correspond to the lower positioning pin 19 and the upper positioning pin 26; the bogie frame rotating mechanism comprises a rotating motor 20, a driving gear 21, a driven gear 22, a hollow shaft 5, a thrust bearing 8, a deep groove ball bearing 9 and a lifting block 3, wherein the driving gear 21 is arranged at the port of the rotating motor 20, the driven gear 22 is connected with the driving gear 21, the driven gear 22 is arranged on the hollow shaft 5 through the thrust bearing 8 and the deep groove ball bearing 9, the hollow shaft 5 is connected with a rotating core disc 10, and the rotating motor 20 is arranged on the lifting block 3; bogie frame elevating system includes base 1, stand 24, hydraulic cylinder 2, lifting block 3, lifting wire rope 4, nylon sliding block 6, movable pulley 7, set up hydraulic cylinder 2 in the stand 24, install on base 1 bottom hydraulic cylinder 2, movable pulley 7 sets up at 2 push rod tops of hydraulic cylinder, 2 side one end of hydraulic cylinder set up lifting block 3, the other end is equipped with the contact of nylon sliding block 6, nylon sliding block 6 sets up at the 24 inner chambers of stand, lifting block 3 is connected to 4 one end of lifting wire rope. The other end is fixed on the base 1 through a movable pulley 7.
The bogie frame rotating mechanism drives the bogie frame clamping and positioning mechanism and the bogie frame to rotate together to turn over +/-180 degrees.
The utility model discloses the working process is as follows:
the support arms 16 and the pressing arms 12 of each group of the bogie frame turnover device are reset, the lower positioning pins 19 of the support arms 16 of each group are pulled out from the reset positioning holes 25, the support arms 16 of each group are rotated by 40 degrees to insert the lower positioning pins 19 into the working positioning holes 23, the bogie frame to be overhauled or inspected for magnetic marks is placed on the inner support tray 15 of the support arms 16 through a conveying device or a lifting frame spring seat, and the adjusting hand wheel 18 is rotated to drive the adjusting screw rod 17 to adjust the height, so that the top surface heights of the bogie frame are consistent. And pulling out the upper pins 26 of the groups of the pressing arms 12 from the reset positioning holes 25, rotating the groups of the pressing arms 12 by 40 degrees, positioning the pressing arms 12 with the working positioning holes 23 through the upper positioning pins 26, starting the pressing oil cylinders 13 to press and lock the top surfaces of the bogie frames through the external pressing heads 14, and completing the support and positioning of the bogie frames.
Raising of the bogie frame: and starting the lifting hydraulic cylinder 2, pushing the end part of a push rod of the lifting hydraulic cylinder 2 to fix the movable pulley 7 to move upwards, and pulling the lifting block 3 to drive the bogie frame and the nylon sliding block 6 to move upwards along the inner cavity of the upright post 24 under the upward traction of the lifting steel wire rope 4 to finish the lifting work of the bogie frame.
Lowering of the bogie frame: the ascending pressure of the lifting hydraulic cylinder 2 is released, the bogie frame and the nylon sliding block 6 driven by the lifting block 3 also move downwards along the inner cavity of the upright post 24, and the descending work of the bogie frame is completed.
Overturning of the bogie frame: after the bogie frame ascends, the rotating motor 20 is started, the driving gear 21 rotates to drive the driven gear 22 to rotate and overturn +/-180 degrees together with the rotating core disc 10, the pressing arm 12, the supporting arm 16 and the bogie frame through the thrust bearing 8 and the deep groove ball bearing 9 which are arranged on the hollow shaft 5.
Unloading the frame after the bogie frame is turned over for 180 degrees: the pressure of the pressing oil cylinder 13 is released, the external pressure head 14 is loosened, the adjusting hand wheel 18 is rotated to drive the adjusting screw 17 to enable the inner supporting tray 15 to be separated from a positioning spring seat of the bogie frame, the lower positioning pin 19 is pulled out from the working positioning hole 23, the supporting arm 16 is rotated to return to the original position, and the frame is taken away from the pressing arm 12 by a conveying device or a hoisting device.
Unloading the bogie frame when the bogie frame is reset after being overturned by 180 degrees: the hold-down cylinder 13 is released and the external ram 14 is released, pulling the upper locating pin 26 out of the work locating hole 23, rotating the hold-down arm 12 to the home position, inserting the upper locating pin into the reset locating hole 25, and removing the frame from the support arm 16 using the conveyor or lifting apparatus.
The device can effectively solve the problems of rapid clamping, rising, falling, +/-180-degree turning, direct taking away of the frame from the turning device and the like of the bogie frame in the wheel set decomposition process and after magnetic particle detection. The utility model discloses a structure is strong to being detected the framework shape adaptability, can satisfy the requirement when present domestic EMUs CRH1, CRH2, CRH3, CRH5, CRH6, standard EMUs (reviving number) vehicle, subway and city rail vehicle bogie framework overturn.
Claims (2)
1. The utility model provides a EMUs and subway vehicle bogie frame turning device, includes two sets of bilateral symmetry's bogie frame centre gripping and positioning mechanism, two sets of bilateral symmetry's bogie frame rotary mechanism and two sets of bilateral symmetry's bogie frame elevating system, its characterized in that: the bogie frame clamping and positioning mechanism comprises a rotary core disc (10), a rotary shaft (11), a pressing arm (12), a pressing oil cylinder (13), an external pressure head (14), an internal support tray (15), a support arm (16), an adjusting lead screw (17), an adjusting hand wheel (18), a lower positioning pin (19), a working positioning hole (23), a reset positioning hole (25) and an upper positioning pin (26), wherein the rotary core disc (10) is inserted into the pressing arm (12) and the support arm (16), the rotary shaft (11) penetrates through one end of the pressing arm (12) and one end of the support arm (16) and the rotary core disc (10), the upper positioning pin (26) is arranged at the top end of the pressing arm (12) close to the end of the rotary shaft (11), and the lower positioning pin (19) is arranged at the top end of the support arm (16) close to the end of the rotary; the pressing oil cylinder (13) is arranged at the other end of the pressing arm (12), the external pressure head (14) is arranged at a port below the pressing oil cylinder (13), the internal support tray (15) is arranged above the other end of the supporting arm (16), the adjusting screw rod (17) penetrates through the upper part of the supporting arm (16) to be connected with the internal support tray (15), and the lower part of the adjusting screw rod is connected with the adjusting hand wheel (18); the working positioning hole (23) and the reset positioning hole (25) are arranged on the rotating core disc (10) and correspond to the lower positioning pin (19) and the upper positioning pin (26); the bogie frame rotating mechanism comprises a rotating motor (20), a driving gear (21), a driven gear (22), a hollow shaft (5), a thrust bearing (8), a deep groove ball bearing (9) and a lifting block (3), wherein the driving gear (21) is arranged at the port of the rotating motor (20), the driven gear (22) is connected with the driving gear (21), the driven gear (22) is installed on the hollow shaft (5) through the thrust bearing (8) and the deep groove ball bearing (9), the hollow shaft (5) is connected with a rotating core disc (10), and the rotating motor (20) is arranged on the lifting block (3); bogie frame elevating system includes base (1), stand (24), hydraulic cylinder (2), lifting block (3), lifting steel wire rope (4), nylon sliding block (6), movable pulley (7), set up hydraulic cylinder (2) in stand (24), install on base (1) hydraulic cylinder (2) bottom, movable pulley (7) set up at hydraulic cylinder (2) push rod top, hydraulic cylinder (2) side one end sets up lifting block (3), the other end is equipped with nylon sliding block (6) contact, nylon sliding block (6) set up in stand (24) inner chamber, lifting block (3) is connected to lifting steel wire rope (4) one end, the other end passes through movable pulley (7) to be fixed on base (1).
2. The bogie frame overturning device for motor train units and subway vehicles according to claim 1, wherein: the bogie frame rotating mechanism drives the bogie frame clamping and positioning mechanism and the bogie frame to rotate together to turn over +/-180 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920958828.6U CN210099854U (en) | 2019-06-25 | 2019-06-25 | Motor train unit and metro vehicle bogie frame turnover device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920958828.6U CN210099854U (en) | 2019-06-25 | 2019-06-25 | Motor train unit and metro vehicle bogie frame turnover device |
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| Publication Number | Publication Date |
|---|---|
| CN210099854U true CN210099854U (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920958828.6U Active CN210099854U (en) | 2019-06-25 | 2019-06-25 | Motor train unit and metro vehicle bogie frame turnover device |
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| CN (1) | CN210099854U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111185764A (en) * | 2020-02-25 | 2020-05-22 | 中车株洲电力机车有限公司 | Subway framework flanging tool and operation method thereof |
| CN111515183A (en) * | 2020-05-21 | 2020-08-11 | 中铁第四勘察设计院集团有限公司 | Cleaning and paint removing integrated equipment and method for bogie frame of motor train unit |
| CN113084767A (en) * | 2021-04-14 | 2021-07-09 | 重庆工程职业技术学院 | Maintenance platform convenient to stabilize upset subway bogie |
-
2019
- 2019-06-25 CN CN201920958828.6U patent/CN210099854U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111185764A (en) * | 2020-02-25 | 2020-05-22 | 中车株洲电力机车有限公司 | Subway framework flanging tool and operation method thereof |
| CN111515183A (en) * | 2020-05-21 | 2020-08-11 | 中铁第四勘察设计院集团有限公司 | Cleaning and paint removing integrated equipment and method for bogie frame of motor train unit |
| CN113084767A (en) * | 2021-04-14 | 2021-07-09 | 重庆工程职业技术学院 | Maintenance platform convenient to stabilize upset subway bogie |
| CN113084767B (en) * | 2021-04-14 | 2022-11-22 | 重庆工程职业技术学院 | Maintenance platform convenient to stabilize upset subway bogie |
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