CN212620669U

CN212620669U - Device for detecting out-of-roundness of wheel

Info

Publication number: CN212620669U
Application number: CN202021268609.4U
Authority: CN
Inventors: 李国道
Original assignee: 李国道
Current assignee: JIASHAN XINYUE PLASTIC INDUSTRY Co.,Ltd.
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-02-26
Anticipated expiration: 2030-07-01

Abstract

The utility model discloses a device for detecting out-of-roundness of a wheel, which comprises a frame, a lifting structure arranged at the upper end part of the frame, a traversing device arranged on the lifting device and a detecting device arranged on the traversing device, and is characterized in that the detecting device comprises a mounting plate, two sensors, a probe and a limiting block, the mounting plate is designed with a chute, the limiting block is fixedly connected with the probe and is connected in the chute of the mounting plate in a sliding way, a spring is arranged between the inner wall at the top end of the chute and the top surface of the limiting block, the mounting plate is also provided with two sensors, the position of the limiting block and the two sensors are arranged between each other, a ball at the front end of the probe is contacted with the surface of the wheel, the limiting block is positioned between the two sensors, then the wheel is rotated, the motor is started to detect the, otherwise, the product is qualified.

Description

Device for detecting out-of-roundness of wheel

Technical Field

The utility model relates to a vehicle inspection technical field specifically is a detect device of wheel out-of-roundness.

Background

The wheels are the final stressed components of the rolling stock, which transfer the rolling stock load to the rails and rotate on the rails to complete the train operation. Therefore, the quality condition of the wheels directly affects the driving safety. The scratch and the out-of-roundness of the tread surface of the wheel are one of the most important parameters for the safety detection of the train wheel, and the tread surface and the wheel rim of the wheel have certain radian due to the structural characteristics, so that the damage surfaces of the tread surface and the wheel rim of the wheel cannot be accurately measured by the conventional measuring tool or measuring method, and the measuring error is large.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a detect device of wheel out-of-roundness to solve the problem that proposes among the above-mentioned background art.

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

the utility model provides a detect device of wheel out-of-roundness, includes the frame, install at the partial elevation structure in frame upper end, install the sideslip device on elevating gear and install the detection device on the sideslip device, its characterized in that, detection device includes mounting panel, sensor, probe and stopper, the mounting panel design has the spout, stopper and probe fixed connection and sliding connection are in the spout of mounting panel, still set up between spout top inner wall and the stopper top surface and be connected with the spring, still be provided with two on the mounting panel the sensor, the position department and the two of stopper between the sensor.

Further, the whole frame is a cuboid with a bottom end bent, the frame is designed to be hollowed by the upper portion, the frame is cuboid in shape, sliding grooves are symmetrically formed in two sides of the hollowed cuboid, a through hole is formed in the upper end of the hollowed cuboid, a circular groove is formed in the lower end of the hollowed cuboid, first bearings are respectively mounted in the through hole and the circular groove, a wheel seat is mounted on the surface of the bent portion of the frame, the wheel seat is U-shaped, semicircular grooves are formed in the top ends of two sides of the U-shaped cuboid, semicircular bearings are mounted in the semicircular grooves, and wheels are rotatably mounted between the two semicircular bearings.

Further, the width of the frame bent portion is relatively increased.

Further, elevating gear includes first lead screw, first slider and first screw nut, first lead screw rotate connect with two between the first bearing, first slider has the extension for the design of bending, and first slider opens has the through-hole, and fixed mounting has first screw nut in the through-hole, and first slider passes through first screw nut and lead screw threaded connection, it is provided with the guide post to rotate on two sides that first slider and frame fretwork part both sides correspond, first slider passes through the guide post and slides the setting in the spout of frame fretwork part.

Furthermore, the protruding part of the first sliding block is designed to be hollow.

Furthermore, a knob is arranged at the tail end of the first screw rod.

Furthermore, the transverse moving device comprises a motor, a second lead screw, slide bars and a second slide block, the motor is fixedly installed on the extending part of the first slide block and close to one end of the first lead screw, an output shaft of the motor is fixedly connected with the second lead screw through a coupler, the second lead screw penetrates through two bearing seats and is rotatably connected with the bearing seats through a second bearing, two slide bars symmetrical about the second lead screw are fixedly arranged between the two bearing seats, and the second slide block is in threaded connection with the second lead screw and is in sliding connection with the two slide bars.

Further, the mounting plate is fixedly mounted on the second sliding block.

Furthermore, an indicator light is installed on the rack.

Further, the front end of the probe even has a ball.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a measuring range is wide, extensive applicability, and the probe measuring range of measurement depth covers whole wheel 3 sides, does not have the measurement dead angle, and the ball 25 and the wheel 3 of probe 20 front end are rolling friction, have avoided producing the damage to wheel 3 in the testing process. The utility model discloses can also detect the wheel of different diameters, the practicality is high.

Drawings

Fig. 1 is a schematic structural view of the front side of the present invention.

Fig. 2 is a schematic structural view of the side of the present invention.

Fig. 3 is an enlarged view of a portion a in fig. 1.

Fig. 4 is a three-dimensional structure diagram of the upper half of the frame.

Fig. 5 is a schematic three-dimensional structure diagram of the first slider.

In the figure: 1-a rack, 2-a wheel seat, 3-a wheel, 4-a first slide block, 5-a guide column, 6-a bearing seat, 7-an indicator light, 8-a knob, 9-a first bearing, 10-a first screw rod, 11-a first screw rod nut, 12-a semicircular bearing, 13-a motor, 14-a coupler, 15-a second slide block, 16-a second screw rod, 17-a second bearing, 18-a slide rod, 19-a mounting plate, 20-a probe, 21-a chute, 22-a spring, 23-a limiting block, 24-a sensor and 25-a ball.

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.

Example 1:

referring to fig. 1-5, in the embodiment of the present invention, a device for detecting wheel out-of-roundness includes a frame 1, a lifting structure installed at an upper end portion of the frame 1, a traverse device installed on the lifting device, and a detection device installed on the traverse device, and is characterized in that the detection device includes a mounting plate 19, sensors 24, a probe 20, and a stopper 23, the mounting plate 19 is designed with a chute, the stopper 23 is fixedly connected with the probe 10 and slidably connected in the chute of the mounting plate 19, a spring 22 is further disposed between an inner wall at a top end of the chute and a top surface of the stopper 23, the mounting plate 23 is further provided with two sensors 24, a position of the stopper 23 and between the two sensors 24, the frame is provided with an indicator light 7, when the out-of-roundness is qualified, the position of the stopper 23 is always between the, when the out-of-roundness is detected to be unqualified, the limiting block 23 can slide out between the two sensors 24 under the driving of the probe 20, the sensors 24 sense the back, the indicator light 7 flickers, the judgment of an operator is facilitated, and the detection efficiency is improved, the whole rack 1 is a cuboid with a bottom end bent design, the rack 1 is designed to be hollowed at the upper part and is in the shape of the cuboid, sliding grooves are symmetrically formed in two sides of the hollowed cuboid, through holes are formed in the upper end, circular grooves are formed in the lower end, first bearings 9 are respectively arranged in the through holes and the circular grooves, the wheel seat 2 is arranged on the surface of the bent part of the rack 1, the wheel seat structure is in the shape of a U, semicircular grooves are formed in the top ends of the two sides of the U, semicircular bearings 12 are arranged in the semicircular grooves, the wheel 3 is rotatably arranged between the two semicircular bearings, the wheel 3, First slider 4 and first screw nut 11, first lead screw 10 rotates to be connected with two between the first bearing 9, first slider 4 has the extension for the design of bending, and first slider 4 opens there is the through-hole, and fixed mounting has first screw nut 11 in the through-hole, first lead screw 10 end is provided with knob 8, and first slider 4 is through first screw nut 11 and lead screw 10 threaded connection, it is provided with guide post 5 to rotate on two sides that

first slider

4 and 1 fretwork part both sides of frame correspond, first slider 4 slides the setting in the spout of 1 fretwork part of frame through guide post 5, rotates the rotation that knob 8 can control first lead screw 10 to the lift of controlling first slider 4 reaches control detection device's lift, makes the utility model discloses can detect the wheel of different diameters. The traversing device comprises a motor 13, a second lead screw 16, slide bars 18 and a second slider 15, the motor 13 is fixedly mounted on the extending part of the first slider 4 and is close to one end of the first lead screw 10, the output shaft of the motor 13 is relatively fixedly connected with the second lead screw 16 through a coupler 14, the second lead screw 16 penetrates through two bearing blocks 6 and is rotatably connected with the bearing blocks through a second bearing 17, two slide bars 18 symmetrical about the second lead screw are fixedly arranged between the two bearing blocks 6, the second slider 15 is in threaded connection with the second lead screw 16 and is in sliding connection with the two slide bars 18, the motor 13 drives the positive and negative rotation of the second lead screw 16 through the coupler 14 so as to control the traversing direction of the second slider 15, and finally the traversing direction of the detection device is controlled, and the setting enables the measuring range of the utility model to cover the whole wheel tread and wheel rim without measuring dead angle, the detection precision is improved.

Example 2:

on the basis of embodiment 1, the width of the bent part of the frame 1 is relatively increased, the contact area of the bottom surface is increased, and the stability of the device in the detection process is improved.

The utility model discloses a theory of operation is: at first install wheel 3 that awaits measuring on wheel seat 2, then

ball

25 and 3 surface contact of wheel and stopper 23 of rotatory knob 8 adjustment probe 20 front end are in two sensor 24 intermediate positions, then rotate wheel 3, and open motor 13, begin to detect to whole wheel 3 side and all detect after that, the pilot lamp 7 scintillation is then unqualified to the in-process appearance, otherwise qualified, the utility model discloses measuring range is wide, extensive applicability, the probe measuring range of measurement degree of depth covers whole wheel 3 side, no measurement dead angle, and the ball 25 and the wheel 3 of probe 20 front end are rolling friction, produced the damage to wheel 3 in having avoided the testing process.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a detect device of wheel out-of-roundness, includes frame (1), installs the elevation structure at frame (1) upper end portion, installs sideslip device on elevation device and installs the detection device on sideslip device, its characterized in that, detection device includes mounting panel (19), sensor (24), probe (20) and stopper (23), be provided with the spout on mounting panel (19), fixed connection between stopper (23) and probe (20) to common sliding connection is in the spout of mounting panel (19), is connected between spout top inner wall and stopper (23) top surface and is provided with spring (22), still be provided with two on mounting panel (19) sensor (24), stopper (23) are located two between sensor (24).

2. The device for detecting the out-of-roundness of the wheel according to claim 1, wherein the frame (1) is a cuboid with a bent bottom end, the upper part of the frame (1) is hollow and shaped like a cuboid, sliding grooves are symmetrically arranged on two sides of the hollow cuboid, a through hole is formed in the upper end of each sliding groove, a circular groove is formed in the lower end of each sliding groove, a first bearing (9) is respectively arranged in each through hole and each circular groove, the wheel seat (2) is arranged on the surface of the bent part of the frame (1), the wheel seat (2) is in a U shape, semicircular grooves are formed in the top ends of two sides of each U shape, semicircular bearings (12) are arranged in each semicircular groove, and the wheel (3) is rotatably arranged between the two semicircular bearings.

3. The device for detecting the out-of-roundness of the wheel according to claim 2, wherein the lifting device comprises a first lead screw (10), a first slider (4) and a first lead screw nut (11), the first lead screw (10) is rotatably connected between the two first bearings (9), the first slider (4) is of a bent design and has an extending portion, the first slider (4) is provided with a through hole, the first lead screw nut (11) is fixedly installed in the through hole, the first slider (4) is in threaded connection with the lead screw (10) through the first lead screw nut (11), guide columns (5) are rotatably arranged on two side faces of the first slider (4) corresponding to two sides of the hollow portion of the frame (1), and the first slider (4) is slidably arranged in a sliding groove of the hollow portion of the frame (1) through the guide columns (5).

4. A device for detecting out-of-roundness of a wheel according to claim 3, wherein the projecting portion of the first slider (4) is hollowed out.

5. A device for detecting out-of-roundness of a wheel according to claim 3, characterised in that said first screw (10) is provided at its extremity with a knob (8).

6. The device for detecting the out-of-roundness of the wheel according to claim 3, wherein the traverse device comprises a motor (13), a second lead screw (16), a slide rod (18) and a second slide block (15), the motor (13) is fixedly installed on the extending portion of the first slide block (4), the motor (13) is close to one end of the first lead screw (10), an output shaft of the motor (13) is relatively fixedly connected with the second lead screw (16) through a coupler (14), the second lead screw (16) penetrates through the two bearing seats (6) and is rotatably connected with the bearing seats through a second bearing (17), two slide rods (18) symmetrical about the second lead screw are fixedly arranged between the two bearing seats (6), and the second slide block (15) is in threaded connection with the second lead screw (16) and is in sliding connection with the two slide rods (18).

7. A device for detecting the out-of-roundness of a wheel according to claim 6, wherein the mounting plate (19) is fixedly mounted on the second slider (15).

8. A device for detecting out-of-roundness of a wheel according to claim 2, wherein an indicator light (7) is mounted on said frame (1).

9. A device for detecting out-of-roundness of a wheel according to claim 1, wherein the front end of the probe (20) is provided with a ball (25).