CN214921987U

CN214921987U - Railway vehicle test bed rail wheel repair equipment

Info

Publication number: CN214921987U
Application number: CN202121056190.0U
Authority: CN
Inventors: 陈仁波; 康建明; 张佩思; 吴涛
Original assignee: Zhongzhe High Speed Railway Bearing Co ltd
Current assignee: Zhongzhe High Speed Railway Bearing Co ltd
Priority date: 2021-05-18
Filing date: 2021-05-18
Publication date: 2021-11-30
Anticipated expiration: 2031-05-18

Abstract

The utility model provides a railway vehicle test bed rail wheel repair device, which comprises two groups of turning repair components which are detachably arranged at the outer sides of the ends of corresponding rail wheel shafts and are used for turning the rail wheels, wherein a support component for supporting the turning repair components is arranged below the turning repair components; the bottom end of the supporting component is connected with a base of the rail wheel unit; the turning device has the advantages that the turning device can be used for turning a plurality of track wheels simultaneously through the plurality of groups of turning assemblies which are detachably arranged, so that the production efficiency is improved, the turning of the track wheels is realized through the two groups of transverse sliding table assemblies and longitudinal sliding table assemblies which are mutually and vertically arranged, and the structure of the turning device is simplified.

Description

Railway vehicle test bed rail wheel repair equipment

Technical Field

The utility model relates to a railway equipment technical field especially relates to a railway vehicle test bench rail wheel repair equipment.

Background

After the rolling test bed of the rolling stock works for a long time, the tread of the rail wheel is worn, the test precision of the bogie wheel is influenced, the rail wheel needs to be repaired, the contour curve matched with the contour curve of the tread of the corresponding wheel is recovered, and then the rolling test of the next group of bogies is carried out.

As shown in fig. 1, the rail wheel unit 10 includes a base 100, two sets of supporting bases 200 disposed above the base 100, rail wheel shafts 300 disposed on the supporting bases 200, rail wheels 400 disposed on the rail wheel shafts 300, and a connecting flange 500 connecting the two sets of rail wheel shafts 300; wherein the rail wheel shaft 300 at the left end of the rail wheel unit 10 extends out of the side of the supporting base 200 for connecting with a driving part for driving the rail wheel shaft 300 to rotate.

Chinese patent CN 209792779U discloses a novel turning lathe for turning wheels of a locomotive without falling, which comprises a fixed seat fixedly arranged on the ground outside a rail, wherein a movable seat is arranged on the fixed seat, two positioning support arms are fixedly arranged on the movable seat, positioning idler wheels are arranged at the ends of the two positioning support arms, and a jacking force application device is arranged between the movable seat and the fixed seat; the movable seat is provided with a wheel jacking device, the movable seat is provided with a turning tool through a turning feeding device, and the jacking device, the wheel jacking device and the turning feeding device are connected with a turning control cabinet. The utility model discloses it is inboard that the wheel can be stretched to two location support arms, leans on force applying device to make the location lean on the wheel to lean on the medial surface at the wheel through the top, and the location is quick, realizes fixing of sliding seat through wheel jacking system, can turn round the work of repairing smoothly. The utility model discloses simple structure, with low costs, the location is quick accurate, and it is efficient to turn round a lathe tool.

However, the technical scheme has the technical problems of complex structure, low positioning precision, low turning efficiency and the like.

SUMMERY OF THE UTILITY MODEL

The utility model aims at prior art's weak point, provide a railway vehicle test bench track wheel repair equipment, turn round the piece through the multiunit that can dismantle the setting, turn round simultaneously to a plurality of track wheels and repair, improve production efficiency, through horizontal slip table subassembly and the vertical slip table subassembly of two sets of perpendicular settings of each other, realize turning round the piece of turning round to the track wheel to simplified and turned round and repair equipment structure.

In order to achieve the above object, the utility model provides a following technical scheme:

a rail wheel repairing device of a railway vehicle test bed is characterized by comprising two groups of turning components which are detachably arranged at the outer sides of the ends of corresponding rail wheel shafts and are used for turning the rail wheels, wherein a supporting component for supporting the turning components is arranged below the turning components;

the bottom end of the supporting component is connected with the base of the rail wheel unit.

As an improvement, the turning and repairing assembly comprises a support arranged outside the support seat, a transverse sliding table assembly arranged on the support in a sliding mode and a longitudinal sliding table assembly arranged on the transverse sliding table assembly in a sliding mode.

As an improvement, the bracket comprises a vertical plate and a horizontal plate vertically arranged at one end of the vertical plate; and the other end of the vertical plate is provided with a positioning part for quick positioning during installation.

As an improvement, the positioning part comprises a positioning boss, and the positioning boss is clamped with the positioning hole in the supporting seat.

As an improvement, the transverse sliding table assembly comprises a driving part a arranged on one side of the bracket and a connecting plate a connected with the output end of the driving part a; the connecting plate a is arranged on the bottom surface of the bracket in a sliding manner.

As an improvement, the longitudinal sliding table assembly comprises a driving part b arranged on one side of the connecting plate a and a connecting plate b arranged on the bottom surface of the connecting plate a in a sliding mode.

As an improvement, the supporting assembly comprises a supporting rod and an adjusting rod, and the height of the supporting assembly is adjusted by changing the distance between the top end of the adjusting rod and the bottom end of the supporting rod.

As an improvement, the upper end of the adjusting rod is provided with a supporting groove, and the bottom end of the driving part a is matched with the supporting groove.

As an improvement, the turning assembly further comprises a cutter assembly detachably arranged at the bottom end of the connecting plate b for turning the rail wheel; the cutter body clamping assembly is arranged at one end of the bottom of the connecting plate b and used for clamping the cutter body.

As an improvement, the cutter body clamping assembly comprises a U-shaped clamping seat, a locking block arranged inside the U-shaped clamping seat and a fine adjustment bolt arranged on the U-shaped clamping seat; one end of the locking block is provided with a U-shaped groove, one end of the fine adjustment bolt is clamped with the U-shaped groove and drives the locking block to move left and right, and the bottom of the U-shaped clamping seat is obliquely arranged; the upper end face of the locking block is obliquely arranged and matched with the bottom of the U-shaped clamping seat; and a positioning bolt is arranged below the U-shaped groove, and one end of the positioning bolt is in contact with a cutter body arranged in the U-shaped clamping seat.

The beneficial effects of the utility model reside in that:

(1) the utility model discloses a turn a lathe and repair horizontal slip table subassembly and vertical slip table subassembly among the subassembly of repairing turning a lathe, realize turning a lathe to the track wheel and repair, equipment structure is compact, equipment structure is simple, through turning a lathe and repair subassembly and wheel pair axle coaxial setting, improve the precision of repairing turning a lathe; the support assembly supports the turning assembly, so that the stability of the turning assembly in the turning process is improved, and the turning precision is improved;

(2) the utility model discloses a can dismantle the subassembly of repairing of turning a lathe that sets up at wheel pair axle both ends and realize turning a lathe to repairing to same group of rail wheel unit fast, improve and turn a lathe and repair efficiency;

(3) the utility model utilizes the conical matching of the locking block and the U-shaped clamping seat to quickly position and clamp the cutter, thereby improving the production efficiency, improving the locking force of the locking block which is arranged in a conical shape, and avoiding the shaking of the turning process of the cutter;

to sum up, the utility model has the advantages of turn round to repair the precision high, turn round to repair efficient, equipment simple structure etc..

Drawings

FIG. 1 is a schematic structural view of a rail wheel unit;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a schematic view of the turning assembly of the present invention;

FIG. 4 is a cross-sectional view of the turning assembly of the present invention;

FIG. 5 is a schematic view of the bracket structure of the present invention;

FIG. 6 is a schematic view of the structure of the cutter assembly of the present invention;

FIG. 7 is a sectional view of the cutter mounting position of the present invention;

fig. 8 is a schematic structural view of the locking block of the present invention;

fig. 9 is a schematic structural view of the U-shaped holder of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example one

As shown in fig. 2, the railway vehicle test bed rail wheel repair device comprises two groups of turning components 1 which are detachably arranged outside the ends of corresponding rail wheel shafts 300 and used for turning rail wheels 400, wherein a support component 2 used for supporting the turning components 1 is arranged below the turning components 1;

the bottom end of the supporting component 2 is connected with the base 100 of the rail wheel unit 10;

preferably, as shown in fig. 2, the turning assembly 1 includes a bracket 11 mounted outside the support base 200, a transverse slide assembly 12 slidably disposed on the bracket 11, and a longitudinal slide assembly 13 slidably disposed on the transverse slide assembly 12;

it should be noted that the turning assembly 1 is mounted outside the support base 200 by fasteners, and the mounting position is arranged coaxially with the rail axle 300, and the positioning accuracy of the turning assembly 1 is improved by the engagement of the positioning bosses 1131 and the positioning holes 201, thereby improving the turning accuracy.

As a modification, as shown in fig. 4, the bracket 11 includes a vertical plate 111 and a horizontal plate 112 vertically provided at one end of the vertical plate 111; the other end of the vertical plate 111 is provided with a positioning part 113 for quick positioning during installation;

it should be noted that, the vertical plate 111 and the horizontal plate 112, which are perpendicular to each other, improve the strength of the bracket 11, improve the stability of the turning process, and improve the turning accuracy.

Preferably, the positioning portion 113 includes a positioning boss 1131, and the positioning boss 1131 is engaged with the positioning hole 201 on the supporting seat 200.

In this embodiment, as shown in fig. 3, the transverse sliding table assembly 12 includes a driving portion a121 disposed on one side of the bracket 11, and a connecting plate a122 connected to an output end of the driving portion a 121; the connecting plate a122 is slidably disposed on the bottom surface of the bracket 11.

In this embodiment, as shown in fig. 3, the longitudinal sliding table assembly 13 includes a driving portion b131 disposed on one side of the connecting plate a122 and a connecting plate b132 slidably disposed on the bottom surface of the connecting plate a 122;

it should be noted that the driving portion a121 and the driving portion b131 are preferably driven by a servo motor to drive a ball screw; the bracket 11 and the connecting plate a122 are connected in a sliding rail and sliding block mode; the connection plates a122 and b132 are connected by sliding rail sliders, so that the operation stability is improved, and the turning precision is further improved.

In this embodiment, as shown in fig. 5, the support assembly 2 includes a support rod 21 and an adjusting rod 22, and the height of the support assembly 2 is adjusted by changing the distance between the top end of the adjusting rod 22 and the bottom end of the support rod 21;

the adjustment lever 22 is preferably connected to the support lever 21 in a screw-fit manner, and the height of the adjustment lever 22 is adjusted by rotating the adjustment lever 22.

As a modification, the upper end of the adjusting rod 22 is provided with a supporting groove 221, and the bottom end of the driving part a121 is matched with the supporting groove 221;

it should be noted that the driving portion a121 adopts a servo motor to drive a ball screw for transmission, the servo motor is connected with one side of the bracket 11 through a connecting seat a1211, and the lower end of the connecting seat a1211 is attached to the supporting groove 221;

in addition, the adjusting rod 22 may be disposed inside the supporting rod 21 or sleeved outside the supporting rod 21, the adjusting rod 22 is provided with a locking nut 23, and after the adjusting rod 22 is rotated to make the supporting groove 221 tightly contact with the connecting seat a1211, the position of the adjusting rod 22 is fixed by the locking nut 23, so as to ensure the supporting stability of the supporting component 2.

In this embodiment, as shown in fig. 3, the turning assembly 1 further includes a tool assembly 14 detachably disposed at the bottom end of the connecting plate b132 for turning a rail wheel; the cutter assembly 14 comprises a cutter body clamping assembly 141 which is arranged at one end of the bottom of the connecting plate b132 and is used for clamping a cutter body 142; a turning insert 1421 is disposed at one end of the cutter body 142;

a gasket 143 is disposed between the cutter body 142 and the connecting plate b132, and the cutter body clamping assembly 141 is disposed above the gasket 143; the cutter body 142 is prevented from damaging the connection plate b 132.

Example two

As shown in fig. 6 to 9, in which the same or corresponding components as in the first embodiment are denoted by the same reference numerals as in the first embodiment, only the points of difference from the first embodiment will be described below for the sake of convenience. The second embodiment is different from the first embodiment in that:

in this embodiment, the cutter body clamping assembly 141 includes a "U" shaped clamping seat 1411, a locking block 1412 disposed inside the "U" shaped clamping seat 1411, and a fine tuning bolt 1413 disposed on the "U" shaped clamping seat 1411; one end of the locking block 1412 is provided with a U-shaped groove 14121, one end of the fine tuning bolt 1413 is clamped with the U-shaped groove 14121 and drives the locking block 1412 to move left and right, and the bottom of the U-shaped clamping seat 1411 is obliquely arranged; the upper end surface 14122 of the locking block 1412 is obliquely arranged and is matched with the bottom 14111 of the U-shaped clamping seat 1411; a positioning bolt 1414 is arranged below the U-shaped groove 14121, and one end of the positioning bolt 1414 is in contact with the cutter body 142 arranged in the U-shaped clamping seat 1411 to position one end of the cutter body 142;

in addition, after the cutter body 142 is placed in the U-shaped clamping seat 1411, the fine tuning bolt 1413 is rotated to drive the locking block 1412 to move leftwards, the locking block 1412 is enabled to press the cutter body 142 by utilizing the mutual matching of the locking block 1412 and the inclined surface of the U-shaped clamping seat 1411, and the positioning bolt 1414 is rotated to enable the left end of the positioning bolt 1414 to be pressed against one end of the cutter body 142 to position the cutter body 142 transversely.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The rail wheel repairing equipment for the railway vehicle test bed is characterized by comprising two groups of turning components (1) which are detachably arranged at the outer sides of the ends of corresponding rail wheel shafts (300) and are used for turning rail wheels (400), wherein a supporting component (2) used for supporting the turning components (1) is arranged below the turning components (1);

the bottom end of the supporting component (2) is connected with a base (100) of the rail wheel unit (10).

2. A railway vehicle test stand rail wheel repair device according to claim 1, characterized in that the lathe repair assembly (1) comprises a bracket (11) mounted outside the support base (200), a transverse ramp assembly (12) slidingly arranged on the bracket (11), and a longitudinal ramp assembly (13) slidingly arranged on the transverse ramp assembly (12).

3. The railroad car test bed rail wheel repairing device according to claim 2, wherein the bracket (11) comprises a vertical plate (111) and a horizontal plate (112) vertically provided at one end of the vertical plate (111); and the other end of the vertical plate (111) is provided with a positioning part (113) for quick positioning during installation.

4. The railroad car test bed rail wheel repair device according to claim 3, wherein the positioning portion (113) comprises a positioning boss (1131), and the positioning boss (1131) is engaged with the positioning hole (201) of the support base (200).

5. The railroad car test bed rail wheel repairing apparatus as claimed in claim 2, wherein the lateral slide table assembly (12) includes a driving portion a (121) provided at one side of the bracket (11) and a connecting plate a (122) connected to an output end of the driving portion a (121); the connecting plate a (122) is arranged on the bottom surface of the bracket (11) in a sliding manner.

6. The railroad car test bed rail wheel repairing apparatus according to claim 5, wherein the longitudinal slide table assembly (13) includes a driving portion b (131) provided at one side of the connecting plate a (122) and a connecting plate b (132) slidably provided at a bottom surface of the connecting plate a (122).

7. A railway vehicle test stand rail wheel repair device according to claim 5, characterized in that the support assembly (2) comprises a support bar (21) and an adjustment bar (22), the height adjustment of the support assembly (2) being achieved by changing the distance between the top end of the adjustment bar (22) and the bottom end of the support bar (21).

8. The railroad car test bed rail wheel repair apparatus according to claim 7, wherein the upper end of the adjusting lever (22) is provided with a support groove (221), and the bottom end of the driving part a (121) is engaged with the support groove (221).

9. A railway vehicle test bed rail wheel repair device according to claim 6, wherein the tuning assembly (1) further comprises a cutter assembly (14) detachably provided at a bottom end of the connecting plate b (132) for tuning a rail wheel; the cutter assembly (14) comprises a cutter body clamping assembly (141) which is arranged at one end of the bottom of the connecting plate b (132) and is used for clamping a cutter body (142).

10. The railroad car test bed rail wheel reconditioning equipment of claim 9, wherein said cutter body clamping assembly (141) comprises a "U" shaped clamping seat (1411), a locking block (1412) disposed inside the "U" shaped clamping seat (1411), and a fine tuning bolt (1413) disposed on the "U" shaped clamping seat (1411); one end of the locking block (1412) is provided with a U-shaped groove (14121), one end of the fine adjustment bolt (1413) is clamped with the U-shaped groove (14121) and drives the locking block (1412) to move left and right, and the bottom of the U-shaped clamping seat (1411) is obliquely arranged; the upper end face of the locking block (1412) is obliquely arranged and matched with the bottom of the U-shaped clamping seat (1411); a positioning bolt (1414) is arranged below the U-shaped groove (14121), and one end of the positioning bolt (1414) is arranged in a contact manner with a cutter body (142) arranged in the U-shaped clamping seat (1411).