WO2021093615A1

WO2021093615A1 - Wheel sleeving machine of electric locomotive wheel drive unit

Info

Publication number: WO2021093615A1
Application number: PCT/CN2020/125526
Authority: WO
Inventors: 耿海路; 庞尔胜; 孙志宏; 冯柳; 姚猛
Original assignee: 中车大同电力机车有限公司
Priority date: 2019-11-15
Filing date: 2020-10-30
Publication date: 2021-05-20
Also published as: CN111908369A; CN111908369B

Abstract

A wheel sleeving machine of an electric locomotive wheel drive unit, the wheel sleeving machine comprising sleeving assemblies (400), the sleeving assemblies (400) comprise wheel fixing and lifting mechanisms (410) and first traveling mechanisms (420), the wheel fixing and lifting mechanisms (410) comprise fixing frames (411) and first driving parts (412), the fixing frames (411) are used for supporting wheels (3) of the electric locomotive wheel drive unit, the first driving parts (412) are in driving connection with the fixing frame (411) so as to drive the fixing frames (411) to move in the vertical direction, the first traveling mechanisms (420) are connected to the wheel fixing and lifting mechanisms (410), and the first traveling mechanisms (420) are movably arranged in the horizontal direction so as to drive the wheel fixing and lifting mechanisms (410) to move in the horizontal direction; and the sleeving assemblies (400) are arranged in pairs, the two sleeving assemblies (400) arranged in pairs are oppositely arranged, and an axle (4) of the electric locomotive wheel drive unit is placed between the two sleeving assemblies (400), such that when the two first traveling mechanisms (420) face and are close to each other, the two wheels (3) on the two fixing frames (411) are arranged on the axle (4) in a sleeving manner.

Description

Wheel set machine of electric locomotive wheel drive unit

cross reference

This disclosure claims the priority of a Chinese patent application filed on November 15, 2019 with the application number 201911116045.4 and titled "Wheel set machine for electric locomotive wheel drive unit", and the entire content of the Chinese patent application is incorporated by reference in its entirety. This article.

Technical field

The present disclosure relates to the technical field of electric locomotives, and in particular to a wheel set machine of an electric locomotive wheel drive unit.

Background technique

The press-fitting of the wheel of the electric locomotive wheel drive unit is to put the wheel on the axle after the inner hole of the wheel is polished, and then transfer to the press-fitting process. In the past, this work was basically done by hoisting the wheel by the crane and manually positioning the wheel on the axle. This operation can only fit one wheel at a time, and the axle needs to be fixed. The whole process requires driving and manpower. The whole process is not only Time-consuming, labor-intensive, and labor-intensive.

Summary of the invention

A main purpose of the present disclosure is to overcome at least one of the above-mentioned drawbacks of the prior art and provide a wheel set machine for the wheel drive unit of an electric locomotive.

The invention provides a wheel set machine of an electric locomotive wheel drive unit, which includes a set assembly, and the set assembly includes:

Wheel fixed lifting mechanism. The wheel fixed lifting mechanism includes a fixing frame and a first driving part. The fixing frame is used to support the wheels of the electric locomotive wheel drive unit. The first driving part is drivingly connected with the fixing frame to drive the fixing frame to move in the vertical direction. ；

A first running mechanism, the first running mechanism is connected to the wheel fixed lifting mechanism, and the first running mechanism is movably arranged in a horizontal direction to drive the wheel fixed lifting mechanism to move in the horizontal direction;

Wherein, the set components are arranged in pairs, and the two set components arranged in pairs are arranged opposite to each other, and the axles of the electric locomotive wheel drive unit are placed between the two set components, so that when the two first traveling mechanisms are relatively close, the two Two wheels on a fixed frame are sleeved on the axle.

In an embodiment of the present invention, the wheel fixing lifting mechanism further includes a bottom plate, and the first walking mechanism includes:

The walking bottom plate is connected with the wheel fixed lifting mechanism;

Servo motor and reducer, the reducer is set on the traveling bottom plate;

Gear, reducer and gear drive connection;

The rack is arranged on the bottom plate, and the gear is meshed with the rack, so that when the gear moves along the rack, the traveling bottom plate moves along the bottom plate.

In an embodiment of the present invention, the wheel set machine of the electric locomotive wheel drive unit further includes a wheel set transfer vehicle, the wheel set transfer vehicle and the two set components are arranged at intervals, and the wheel set transfer vehicle includes:

Support arm opening and closing mechanism, the support arm opening and closing mechanism includes a support arm, the support arm is used to support the axle;

The second walking mechanism, the second walking mechanism is connected with the arm opening and closing mechanism, and the second walking mechanism is movably arranged in the horizontal direction to drive the arm opening and closing mechanism to move in the horizontal direction and transfer the axles to the two sets Between the components, the moving direction of the first walking mechanism is perpendicular to the moving direction of the second walking mechanism.

In an embodiment of the present invention, the arms are arranged in pairs, and the arm opening and closing mechanism further includes:

Lifting board, the lifting board is provided with a supporting arm guide rail, and the two supporting arms in a pair are movably arranged along the supporting arm guide rail;

The support arm servo motor and support arm reducer are both set on the lifting plate;

The ball screw, the support arm reducer and the ball screw are drivingly connected, and the ball screw is rotatably arranged on the support arm to drive the support arm to move along the support arm guide rail;

Among them, the support arm servo motor, the support arm reducer and the ball screw are all arranged in pairs to drive the pair of two support arms to move.

In an embodiment of the present invention, the wheel set transfer vehicle further includes:

The support arm column is connected with the second walking mechanism, the support arm column is provided with a support arm column guide rail, and the lifting plate is arranged on the support arm column guide rail, so that the support arm opening and closing mechanism is connected to the second walking mechanism through the support arm column. The walking mechanism is connected;

The second driving part, the second driving part is arranged on the support arm column, and the second driving part is drivingly connected with the lifting plate to drive the lifting plate to move in the vertical direction.

In an embodiment of the present invention, the wheel set transfer vehicle further includes a connecting base plate, a base plate guide rail and a base plate rack are arranged on the connecting base plate, the support arm column is arranged on the base plate guide rail, and the second walking mechanism includes:

The driving motor and the driving gear are drivingly connected with the driving gear, and the driving gear meshes with the bottom plate rack, so that when the driving gear moves along the bottom plate rack, the second traveling mechanism drives the support arm column to move along the bottom plate guide rail.

In an embodiment of the present invention, the set assembly and the wheel set transfer vehicle are arranged on the same horizontal plane.

In an embodiment of the present invention, the wheel set machine of the electric locomotive wheel drive unit further includes:

A wheel set elevator, the wheel set elevator is arranged between two package components, the wheel set elevator includes a wheel support plate, the wheel support plate is arranged under the axle of the packaged wheel, and is used for lifting the wheel;

Wherein, the wheel support plate is movably arranged in the vertical direction to drive the wheel to drive the axle to move.

In an embodiment of the present invention, the wheel set elevators are arranged in pairs, the two pair of wheel elevators are respectively arranged below the two wheels, and the two wheel support plates of the two wheel set elevators are the first wheel supports. Plate and second wheel support plate;

Wherein, the first wheel pallet is provided with a single track for being opposite to the ground single track, and the second wheel pallet is provided with multiple tracks for being opposite to the second multi-track.

In an embodiment of the present invention, the wheel set elevator further includes:

Elevator fixing frame, the elevator fixing frame is used to set inside the foundation, and the screw nut is set on the elevator fixing frame;

Lifting ram, the wheel support plate is arranged on the lifting ram, and the lifting ram is movably arranged on the fixed frame of the elevator in the vertical direction;

The elevator servo motor and elevator reducer, the elevator reducer is set on the lifting ram;

The elevator ball screw, the elevator reducer and the elevator ball screw are drivingly connected, and the elevator ball screw is rotatably installed in the screw nut.

The wheel set machine of the electric locomotive wheel drive unit of the present invention can quickly install two wheels on the axle through the paired two set components, the overall operation efficiency is high, and the degree of automation is relatively high.

Description of the drawings

By considering the following detailed description of the preferred embodiments of the present disclosure in conjunction with the accompanying drawings, various objectives, features, and advantages of the present disclosure will become more apparent. The drawings are merely exemplary illustrations of the present disclosure, and are not necessarily drawn to scale. In the drawings, the same reference numerals always refer to the same or similar parts. among them:

Fig. 1 is a schematic structural diagram of a wheel set machine of an electric locomotive wheel drive unit according to an exemplary embodiment;

Fig. 2 is a schematic structural diagram from a first perspective of a set assembly of a wheel set machine of a wheel drive unit of an electric locomotive according to an exemplary embodiment;

Fig. 3 is a schematic structural view from a second perspective of a set assembly of a wheel set machine of an electric locomotive wheel drive unit according to an exemplary embodiment;

Fig. 4 is a schematic structural view from a third perspective of a set assembly of a wheel set machine of an electric locomotive wheel drive unit according to an exemplary embodiment;

Fig. 5 is a schematic structural view from a first view angle of a wheel fixing lifting mechanism of a wheel set machine of an electric locomotive wheel drive unit according to an exemplary embodiment;

Fig. 6 is a schematic structural diagram from a second perspective of a wheel fixing and lifting mechanism of a wheel set machine of an electric locomotive wheel drive unit according to an exemplary embodiment;

Fig. 7 is a schematic structural view from a third perspective of a wheel fixing lifting mechanism of a wheel set machine of an electric locomotive wheel drive unit according to an exemplary embodiment;

Fig. 8 is a schematic structural diagram from a first view angle of a first traveling mechanism of a wheel set machine of an electric locomotive wheel drive unit according to an exemplary embodiment;

Fig. 9 is a schematic structural view from a second perspective of the first traveling mechanism of a wheel set machine of an electric locomotive wheel drive unit according to an exemplary embodiment;

Fig. 10 is a schematic structural view from a first perspective of the bottom plate of a wheel set machine of an electric locomotive wheel drive unit according to an exemplary embodiment;

Fig. 11 is a schematic structural view from a second perspective of the bottom plate of a wheel set machine of an electric locomotive wheel drive unit according to an exemplary embodiment;

Fig. 12 is a schematic structural view from a first perspective of a wheel set transfer vehicle of a wheel set machine of a wheel drive unit of an electric locomotive according to an exemplary embodiment;

Fig. 13 is a schematic structural diagram from a second perspective of a wheel set transfer vehicle of a wheel set machine of a wheel drive unit of an electric locomotive according to an exemplary embodiment;

Fig. 14 is a schematic structural diagram from a third perspective of a wheel set transfer vehicle of a wheel set machine of a wheel drive unit of an electric locomotive according to an exemplary embodiment;

15 is a partial structural diagram of a wheel set transfer vehicle of a wheel set machine of a wheel drive unit of an electric locomotive according to an exemplary embodiment;

Fig. 16 is a schematic structural view from a first view angle of the arm opening and closing mechanism of a wheel set machine of an electric locomotive wheel drive unit according to an exemplary embodiment;

Fig. 17 is a schematic structural view from a second perspective of the arm opening and closing mechanism of a wheel set machine of an electric locomotive wheel drive unit according to an exemplary embodiment;

Fig. 18 is a schematic structural view from a third perspective of the arm opening and closing mechanism of a wheel set machine of an electric locomotive wheel drive unit according to an exemplary embodiment;

Fig. 19 is a schematic structural view from a first view angle of a support arm post of a wheel set machine of an electric locomotive wheel drive unit according to an exemplary embodiment;

Fig. 20 is a schematic structural view from a second view angle of an arm post of a wheel set machine of an electric locomotive wheel drive unit according to an exemplary embodiment;

Fig. 21 is a schematic structural view from a third perspective of a support arm post of a wheel set machine of an electric locomotive wheel drive unit according to an exemplary embodiment;

Fig. 22 is a schematic structural view from a first view angle of a connecting base plate of a wheel set machine of an electric locomotive wheel drive unit according to an exemplary embodiment;

Fig. 23 is a schematic structural view from a second perspective of the connection base plate of a wheel set machine of an electric locomotive wheel drive unit according to an exemplary embodiment;

Fig. 24 is a schematic structural diagram from a first perspective of a wheel set elevator of a wheel set machine of an electric locomotive wheel drive unit according to an exemplary embodiment;

Fig. 25 is a partially enlarged schematic structural view of a wheel set elevator of a wheel set machine of a wheel drive unit of an electric locomotive according to an exemplary embodiment;

Fig. 26 is a schematic structural diagram from a second perspective of a wheel set elevator of a wheel set machine of an electric locomotive wheel drive unit according to an exemplary embodiment;

Fig. 27 is a schematic structural diagram from a third perspective of a wheel set elevator of a wheel set machine of an electric locomotive wheel drive unit according to an exemplary embodiment.

The reference signs are explained as follows:

3. Wheel; 4. Axle; 400, set components; 410, wheel fixed lifting mechanism; 411, fixed frame; 4111, fixed frame slider; 412, first drive unit; 4121, first servo motor; 4122, elevator; 413. Column; 4131, column guide rail; 414, bottom plate; 4141, bottom plate guide rail; 415, positioning mechanism; 420, first traveling mechanism; 421, traveling bottom plate; 422, second servo motor; 423, reducer; 424, gear 425, rack; 430, wheel set transfer vehicle; 431, support arm opening and closing mechanism; 4311, support arm; 4312, support arm guide rail; 4313, support arm servo motor; 4314, support arm reducer; 4315, ball wire Bar; 4316, lifting plate; 432, second walking mechanism; 433, support arm column; 4331, support arm column guide rail; 434, second drive part; 4341, lifting plate motor; 4342, lifting plate lifting mechanism; 435, connection Floor; 4351, floor rail; 4352, floor rack; 440, wheel set elevator; 441, wheel support plate; 442, elevator fixing frame; 443, elevator ram; 444, elevator servo motor; 445, elevator reducer; 446 , Elevator ball screw; 447, guide rail; 450, wheelset turntable; 460, displacement sensor.

Detailed ways

Typical embodiments embodying the features and advantages of the present disclosure will be described in detail in the following description. It should be understood that the present disclosure can have various changes in different embodiments, which do not depart from the scope of the present disclosure, and the description and drawings therein are essentially for illustrative purposes, rather than limiting the present disclosure. public.

In the following description of different exemplary embodiments of the present disclosure, reference is made to the accompanying drawings, which form a part of the present disclosure, and therein are shown by way of example different exemplary structures, systems, and steps that can implement various aspects of the present disclosure. . It should be understood that other specific solutions of components, structures, exemplary devices, systems, and steps can be used, and structural and functional modifications can be made without departing from the scope of the present disclosure. Moreover, although the terms "above", "between", "within", etc. may be used in this specification to describe different exemplary features and elements of the present disclosure, these terms are used herein for convenience only, for example, according to The directions of the examples in the drawings. Nothing in this specification should be understood as requiring a specific three-dimensional direction of the structure to fall within the scope of the present disclosure.

An embodiment of the present invention provides a wheel set machine of an electric locomotive wheel drive unit. Please refer to FIGS. 1 to 27. The wheel set machine of the electric locomotive wheel drive unit includes a set assembly 400, and the set assembly 400 includes: a fixed wheel lifter The mechanism 410, the wheel fixing and lifting mechanism 410 includes a fixing frame 411 and a first driving part 412. The fixing frame 411 is used to support the wheels 3 of the electric locomotive wheel drive unit. The first driving part 412 is drivingly connected with the fixing frame 411 to drive the fixing frame 411 moves in the vertical direction; the first running mechanism 420, the first running mechanism 420 is connected to the wheel fixed lifting mechanism 410, the first running mechanism 420 is movably arranged in the horizontal direction to drive the wheel fixed lifting mechanism 410 in the horizontal direction Mobile; wherein the set components 400 are arranged in pairs, the two set components 400 are arranged in pairs, and the axles 4 of the electric locomotive wheel drive unit are placed between the two sets of components 400, so as to travel on the two first When the mechanism 420 is relatively close, the two wheels 3 on the two fixing frames 411 are sleeved on the axle 4.

The wheel set machine of the electric locomotive wheel drive unit according to an embodiment of the present invention can quickly install two wheels 3 on the axle 4 through the paired two set assemblies 400, the overall operation efficiency is high, and the degree of automation is relatively high. . The first driving part 412 drives the fixing frame 411 to drive the wheels 3 to adjust the height direction, and the movement of the first traveling mechanism 420 in the horizontal direction drives the wheel fixing and lifting mechanism 410 to quickly install the wheels 3 on the axle 4. During the specific installation, the two sets of components 400 operate synchronously, so as to complete the synchronous installation of the two wheels 3.

In one embodiment, the wheel fixing lifting mechanism 410 further includes a bottom plate 414, and the first running mechanism 420 includes: a running bottom plate 421 connected to the wheel fixing lifting mechanism 410; a second servo motor 422 and a speed reducer 423, reducing speed The gear 423 is arranged on the traveling bottom plate 421; the gear 424, the speed reducer 423 and the gear 424 are drivingly connected; the rack 425, the rack 425 are arranged on the bottom plate 414, and the gear 424 meshes with the rack 425 so that the gear 424 runs along the rack When 425 moves, the traveling bottom plate 421 moves along the bottom plate 414. The second servo motor 422 is connected to the speed reducer 423, and the speed reducer 423 drives the gear 424 to rotate. The rack 425 is fixed on the bottom plate 414, so that the gear 424 can move along the rack 425 while rotating, thereby driving it to move. The bottom plate 421 moves along the bottom plate 414.

In one embodiment, the wheel fixing and lifting mechanism 410 further includes a column 413, a column guide 4131 is provided on the column 413, a fixing frame slider 4111 that is adapted to the column guide 4131 is provided on the fixing frame 411, and a first driving part 412 It includes a first servo motor 4121 and an elevator 4122. The first servo motor 4121 is drivingly connected to the elevator 4122, and the elevator 4122 is connected to the fixing frame 411. The bottom plate 414 is provided with a bottom plate guide 4141, and the traveling bottom plate 421 moves along the bottom plate guide 4141. The first servo motor 4121 is drivingly connected to the elevator 4122, and the elevator 4122 drives the fixed frame 411 to move up and down relative to the column 413. Among them, the elevator 4122 can be a gear structure or a screw nut structure.

As shown in Figures 1 and 12, the wheel set machine of the electric locomotive wheel drive unit also includes a wheel set transfer vehicle 430. The wheel set transfer vehicle 430 and the two set components 400 are spaced apart from each other. The wheel set transfer vehicle 430 includes: a support arm The opening and closing mechanism 431, the arm opening and closing mechanism 431 includes a support arm 4311, the support arm 4311 is used to support the axle 4; the second walking mechanism 432, the second walking mechanism 432 is connected with the arm opening and closing mechanism 431, the second walking mechanism 432 is movably arranged in the horizontal direction to drive the arm opening and closing mechanism 431 to move in the horizontal direction and to transfer the axle 4 between the two sets of components 400. The moving direction of the first traveling mechanism 420 is perpendicular to the second traveling mechanism 432's moving direction.

In one embodiment, the wheel set transfer cart 430 is used to move the axle 4 between the two set assemblies 400, the second traveling mechanism 432 is a driving member, and the driving arm opening and closing mechanism 431 drives the axle 4 to move.

As shown in Figures 15 and 16, the support arms 4311 are arranged in pairs, and the support arm opening and closing mechanism 431 also includes: a lifting plate 4316. The lifting plate 4316 is provided with a support arm guide rail 4312, and the two support arms 4311 in a pair are both It is movably arranged along the arm guide rail 4312; the arm servo motor 4313 and the arm reducer 4314 are all arranged on the lifting plate 4316; the ball screw 4315, the arm reducer 4314 and the ball screw 4315 are drivingly connected, and the ball screw The lever 4315 is rotatably arranged on the support arm 4311 to drive the support arm 4311 to move along the support arm guide rail 4312; wherein the support arm servo motor 4313, the support arm reducer 4314 and the ball screw 4315 are all arranged in pairs to drive The pair of two arms 4311 move. The arm servo motor 4313 drives the ball screw 4315 to rotate through the arm reducer 4314. Because the ball screw 4315 is a relatively fixed part, when the ball screw 4315 rotates, the arm 4311 will move along the ball screw 4315. Adjust the distance between the two arms 4311.

In one embodiment, the wheel set transfer vehicle 430 further includes: an arm upright column 433 connected to the second traveling mechanism 432, an arm upright guide rail 4331 is provided on the arm upright column 433, and a lifting plate 4316 is arranged on the On the arm upright guide rail 4331, so that the arm opening and closing mechanism 431 is connected to the second traveling mechanism 432 through the arm upright column 433; the second driving part 434, the second driving part 434 is arranged on the arm upright column 433, the second The driving part 434 is drivingly connected with the lifting plate 4316 to drive the lifting plate 4316 to move in the vertical direction. Among them, the second driving part 434 includes a lifting plate motor 4341 and a lifting plate lifting mechanism 4342. The lifting plate lifting mechanism 4342 is a gear mechanism or a screw nut mechanism, which drives the lifting plate 4316 to drive the two support arms 4311 to move in the vertical direction. .

In one embodiment, the wheel set transfer vehicle 430 further includes a connecting base plate 435, on which a base plate guide 4351 and a base plate rack 4352 are arranged, the support arm upright 433 is arranged on the base plate guide 4351, and the second walking mechanism 432 includes: The driving motor and the driving gear are drivingly connected to the driving gear. The driving gear meshes with the bottom plate rack 4352, so that when the driving gear moves along the bottom plate rack 4352, the second traveling mechanism 432 drives the support arm column 433 along the bottom plate guide 4351 mobile. The second traveling mechanism 432 relies on the interaction between the driving gear and the bottom plate rack 4352 to move along the connecting bottom plate 435, so that the wheel set transfer cart 430 moves in a direction approaching or away from the set assembly 400.

In one embodiment, the set assembly 400 and the wheel set transfer vehicle 430 are arranged on the same horizontal plane. Wherein, the moving position of the wheel set transfer vehicle 430 may be determined by the displacement sensor 460, and of course, the moving position of the set assembly 400 may also be determined by the displacement sensor.

As shown in Figures 1 and 24, the wheel set machine of the electric locomotive wheel drive unit further includes: a wheel set elevator 440, the wheel set elevator 440 is arranged between the two set components 400, the wheel set elevator 440 includes a wheel support plate 441, The wheel support plate 441 is arranged under the axle 4 on which the wheel 3 is sheathed, and is used to lift the wheel 3; wherein the wheel support plate 441 is movably arranged in the vertical direction to drive the wheel 3 to drive the axle 4 to move. The wheel set elevator 440 is used to lift the wheels 3 mounted on the axle 4 to a certain height, so as to perform subsequent operations.

In one embodiment, the wheel set elevators 440 are arranged in pairs, the two pair of wheel elevators 440 are respectively arranged below the two wheels 3, and the two wheel support plates 441 of the two wheel set elevators 440 are respectively the first A wheel support plate and a second wheel support plate; wherein, the first wheel support plate is provided with a single track for connecting with the ground single track, and the second wheel support plate is provided with multiple tracks for connecting with the second multi track. The first wheel support plate and the second wheel support plate lift the installed wheels 3 to a certain height. When the other parts are moved away, the first wheel support plate and the second wheel support plate move downwards until they reach the ground rail. They are connected to each other, so that the wheels 3 can move along the track to the next station, such as the wheelset turntable 450.

As shown in FIG. 27, the wheel set elevator 440 also includes: an elevator fixing frame 442, which is used to be installed inside the foundation, a nut is arranged on the elevator fixing frame 442; a lifting ram 443, and a wheel support plate 441 is arranged on On the lifting ram 443, the lifting ram 443 is movably arranged on the elevator fixing frame 442 in the vertical direction; the elevator servo motor 444 and the elevator reducer 445 are arranged on the elevator ram 443; the elevator ball wire The bar 446, the elevator reducer 445 and the elevator ball screw 446 are drivingly connected, and the elevator ball screw 446 is rotatably inserted in the screw nut. The elevator servo motor 444 drives the elevator ball screw 446 to rotate through the elevator reducer 445. Because the screw nut is fixed on the elevator fixing frame 442, the elevator ball screw 446 realizes linear movement while rotating, thereby driving the elevator ram 443 to move . Wherein, the relative sliding between the lifting ram 443 and the elevator fixing frame 442 is realized by the guide rail 447 and the sliding block.

In one embodiment, the arm opening and closing mechanism 431 of the wheel set transfer vehicle 430 adjusts the distance of the arm 4311 according to different locomotive axles, and the manipulator places the axle on the arm 4311 and lifts the axle to a designated center height. The second traveling mechanism 432 brings the axle to the same axis as the set assembly 400, and waits for the wheels to be set. The pre-set wheels are placed on the wheel fixed lifting mechanism 410 by the manipulator, and the precise positioning mechanism 415 sends a signal to the PLC to make the lifting distance command, and lifts to the required height. The first traveling mechanism 420 walks and sets the wheel on the axle waiting for the wheel set. When the wheel set transfer vehicle 430 transports the locomotive axle with wheels to the wheel press-fitting station, and waits for the wheel press-fitting to be completed, it will be brought back to the axis of the set machine. The wheel set elevator 440 rises, holding the wheels to the highest position, the wheel set transfer vehicle 430 moves forward, the wheel set elevator 440 descends, and the wheel set is placed on the track and rolled to the wheel set turntable 450 to turn to the next station. In the previous wheel assembly work, the wheels were basically hoisted by the crane, and then manually positioned and placed on the axle of the wheel drive unit of the electric locomotive. The crane was hoisted to the wheel pressing station, and after the pressing was completed, the wheel was placed on the shaft of the wheel drive unit of the electric locomotive. When the crane is hoisted away, only one wheel can be fitted at a time, and the axle of the electric locomotive wheel drive unit needs to be fixed. Each step of the entire process needs to be completed manually, which is not only time-consuming and labor-intensive, but also labor-intensive. With the electric locomotive wheel drive unit, all actions of the wheel set machine are controlled by PLC, which is accurate and error-free, achieving complete mechanical automation of this work, which not only saves time and effort, but also greatly improves efficiency and is safer and more reliable.

Those skilled in the art will easily think of other embodiments of the present invention after considering the specification and practicing the invention disclosed herein. The present invention is intended to cover any variations, uses, or adaptive changes of the present invention. These variations, uses, or adaptive changes follow the general principles of the present invention and include common knowledge or conventional technical means in the technical field not disclosed by the present invention. . The specification and example embodiments are to be regarded as exemplary only, and the true scope and spirit of the present invention are pointed out by the following claims.

It should be understood that the present invention is not limited to the precise structure that has been described above and shown in the drawings, and various modifications and changes can be made without departing from its scope. The scope of the present invention is only limited by the appended claims.

Claims

A wheel set machine of an electric locomotive wheel drive unit is characterized by comprising a set assembly (400), and the set assembly (400) includes:

A wheel fixed lifting mechanism (410), the wheel fixed lifting mechanism (410) includes a fixed frame (411) and a first driving part (412), and the fixed frame (411) is used to support the wheels ( 3) The first driving part (412) is drivingly connected with the fixing frame (411) to drive the fixing frame (411) to move in the vertical direction;

The first running mechanism (420), the first running mechanism (420) is connected with the wheel fixed lifting mechanism (410), and the first running mechanism (420) is movably arranged in the horizontal direction to drive the The wheel fixed lifting mechanism (410) moves in a horizontal direction;

Wherein, the sleeve components (400) are arranged in pairs, the two sleeve components (400) arranged in pairs are arranged oppositely, and the electric locomotive wheel drive is placed between the two sleeve components (400). The axle (4) of the unit, so that when the two first traveling mechanisms (420) are relatively close, the two wheels (3) on the two fixing frames (411) are sleeved on the axle (4). )on.
The wheel set machine of the electric locomotive wheel drive unit according to claim 1, wherein the wheel fixing lifting mechanism (410) further comprises a bottom plate (414), and the first walking mechanism (420) comprises:

A running bottom plate (421), the running bottom plate (421) is connected with the wheel fixed lifting mechanism (410);

A second servo motor (422) and a reducer (423), the reducer (423) is arranged on the traveling bottom plate (421);

A gear (424), the reducer (423) is drivingly connected to the gear (424);

The rack (425), the rack (425) is arranged on the bottom plate (414), and the gear (424) is meshed with the rack (425) so as to move along the gear (424). When the rack (425) moves, the traveling bottom plate (421) moves along the bottom plate (414).
The wheel set machine of the electric locomotive wheel drive unit according to claim 1, wherein the wheel set machine of the electric locomotive wheel drive unit further comprises a wheel set transfer vehicle (430), and the wheel set transfer vehicle (430) ) And the two set components (400) are arranged at intervals, and the wheel set transfer vehicle (430) includes:

A support arm opening and closing mechanism (431), the support arm opening and closing mechanism (431) includes a support arm (4311), and the support arm (4311) is used to support the axle (4);

The second walking mechanism (432), the second walking mechanism (432) is connected with the arm opening and closing mechanism (431), and the second walking mechanism (432) is movably arranged in the horizontal direction to drive The arm opening and closing mechanism (431) moves in the horizontal direction and transfers the axle (4) between the two sleeve components (400), and the moving direction of the first walking mechanism (420) is vertical In the moving direction of the second walking mechanism (432).
The wheel set machine of the electric locomotive wheel drive unit according to claim 3, wherein the support arms (4311) are arranged in pairs, and the support arm opening and closing mechanism (431) further comprises:

A lifting plate (4316), on which a support arm guide rail (4312) is arranged, and the two supporting arms (4311) in a pair are movably arranged along the support arm guide rail (4312);

The support arm servo motor (4313) and the support arm reducer (4314) are both arranged on the lifting plate (4316);

A ball screw (4315), the arm reducer (4314) is drivingly connected to the ball screw (4315), and the ball screw (4315) is rotatably arranged on the arm (4311), To drive the support arm (4311) to move along the support arm guide rail (4312);

Wherein, the support arm servo motor (4313), the support arm reducer (4314) and the ball screw (4315) are all arranged in pairs to drive the two support arms (4311) in pairs to move .
The wheel set machine of the electric locomotive wheel drive unit according to claim 4, wherein the wheel set transfer vehicle (430) further comprises:

An arm upright column (433), the arm upright column (433) is connected with the second walking mechanism (432), an arm upright column guide rail (4331) is provided on the arm upright column (433), and the lifting The plate (4316) is arranged on the arm column guide rail (4331), so that the arm opening and closing mechanism (431) is connected to the second walking mechanism (432) through the arm column (433) ；

The second driving part (434), the second driving part (434) is arranged on the support arm column (433), and the second driving part (434) is drivingly connected with the lifting plate (4316) to The lifting plate (4316) is driven to move in the vertical direction.
The wheel set machine of the electric locomotive wheel drive unit according to claim 5, wherein the wheel set transfer vehicle (430) further comprises a connecting base plate (435), and a base plate guide rail is provided on the connecting base plate (435). (4351) and a bottom plate rack (4352), the support arm uprights (433) are arranged on the bottom plate guide rail (4351), and the second walking mechanism (432) includes:

A drive motor and a drive gear, the drive motor is drivingly connected to the drive gear, and the drive gear meshes with the bottom plate rack (4352) to move the drive gear along the bottom plate rack (4352) At this time, the second walking mechanism (432) drives the arm upright column (433) to move along the bottom plate guide rail (4351).
The wheel set machine of the electric locomotive wheel drive unit according to claim 3, wherein the set assembly (400) and the wheel set transfer vehicle (430) are arranged on the same horizontal plane.
The wheel set machine of the electric locomotive wheel drive unit according to claim 1, wherein the wheel set machine of the electric locomotive wheel drive unit further comprises:

A wheel set elevator (440), the wheel set elevator (440) is arranged between the two set components (400), the wheel set elevator (440) includes a wheel support plate (441), the wheel support plate (441) It is arranged under the axle (4) on which the wheel (3) is sheathed, and is used to lift the wheel (3);

Wherein, the wheel support plate (441) is movably arranged in the vertical direction to drive the wheel (3) to drive the axle (4) to move.
The wheel set machine of the electric locomotive wheel drive unit according to claim 8, wherein the wheel set elevators (440) are arranged in pairs, and the two pair of wheel elevators (440) are respectively arranged on two Below the two wheels (3), the two wheel support plates (441) of the two wheelset elevators (440) are respectively a first wheel support plate and a second wheel support plate;

Wherein, the first wheel pallet is provided with a single track for being opposite to the ground single track, and the second wheel pallet is provided with multiple tracks for being opposite to the second multi-track.
The wheel set machine of the electric locomotive wheel drive unit according to claim 8, wherein the wheel set elevator (440) further comprises:

An elevator fixing frame (442), the elevator fixing frame (442) is used to be arranged inside the foundation, and a nut is provided on the elevator fixing frame (442);

The lifting ram (443), the wheel support plate (441) is arranged on the lifting ram (443), and the lifting ram (443) is movably arranged on the elevator fixing frame ( 442) on;

An elevator servo motor (444) and an elevator reducer (445), the elevator reducer (445) is arranged on the elevator ram (443);

The elevator ball screw (446), the elevator reducer (445) is drivingly connected with the elevator ball screw (446), and the elevator ball screw (446) is rotatably inserted in the screw nut.