CN109141750B - Wheel set unbalance alignment device - Google Patents
Wheel set unbalance alignment device Download PDFInfo
- Publication number
- CN109141750B CN109141750B CN201811222971.5A CN201811222971A CN109141750B CN 109141750 B CN109141750 B CN 109141750B CN 201811222971 A CN201811222971 A CN 201811222971A CN 109141750 B CN109141750 B CN 109141750B
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- base
- alignment
- plate
- laser pen
- axle
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- 238000000034 method Methods 0.000 claims abstract description 7
- 230000008569 process Effects 0.000 claims abstract description 5
- 239000000945 filler Substances 0.000 claims description 11
- 230000005672 electromagnetic field Effects 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 2
- 230000005389 magnetism Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 11
- 230000005540 biological transmission Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M1/00—Testing static or dynamic balance of machines or structures
- G01M1/14—Determining imbalance
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Balance (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Tyre Moulding (AREA)
Abstract
The invention provides an unbalanced wheel set aligning device which comprises a base which is detachably arranged on an axle, wherein an aligning plate is arranged in the center of the top surface of the base, the bottom end of the aligning plate is fixed on a resetting device, the resetting device is fixed on the base, the aligning plate can be always in a vertical state in the aligning process, a small hole is formed in the aligning plate along the axle axis direction, a laser pen is arranged on the base on one side of the aligning plate, light emitted by the laser pen is parallel to the axle axis of the axle, the laser pen is fixed on the base through a bracket, a marking plate is arranged on the base on the other side of the aligning plate, and light emitted by the laser pen can pass through the small hole to irradiate on the marking plate. The alignment device provided by the invention has the advantages that the structure is simple, the operation is convenient, when light emitted by the laser pen can pass through the small hole and fall on the marking plate, the alignment of the wheel is realized, the light is matched with the small hole, the installation precision is greatly improved, the installation quality of the wheel set is ensured, and the working efficiency is greatly improved.
Description
Technical Field
The invention belongs to the technical field of wheel set assembly, and particularly relates to an unbalanced wheel set alignment device.
Background
The wheel set of the vehicle is an integral body formed by tightly matching and assembling two wheels of the same type and material with an axle according to the specified pressure and the specified size, the wheel set bears the whole load of the vehicle and runs at high speed along the track under the condition of being in the house, so that the two wheels are required to be aligned when the wheel set is assembled, and the safety and stability of the wheel set in the driving process are ensured.
When the vehicle wheel is installed, one wheel is generally fixedly connected with one end of the axle, and then the other wheel is installed at the other end of the axle through alignment, at present, alignment installation is often carried out through visual inspection, and installation is judged by experience, so that the alignment installation is inaccurate, and the installation quality of a wheel set is affected.
The existing wheel set unbalance alignment device is characterized in that a positioning mechanism is placed on an axle, an infrared ray level meter capable of emitting horizontal light beams along the axial direction of the axle is arranged on the positioning mechanism, the horizontal light beams emitted by the infrared ray level meter and the axle axis are located on the same vertical plane which is perpendicular to the horizontal plane, and alignment of wheels is achieved.
Disclosure of Invention
In view of the above, the invention aims to provide a wheel set unbalance alignment device to solve the technical problem of low precision of the existing alignment device.
In order to achieve the above purpose, the technical scheme of the invention is realized as follows:
the utility model provides an unbalanced alignment device of wheel pair, including dismantling the base that sets up on the axletree, the center of base top surface sets up the aligning board, the aligning board bottom is fixed on resetting means, resetting means fixes on the base, resetting means can make the aligning board be in vertical state all the time at the in-process of aligning, set up the aperture along axletree axis direction on the aligning board, set up the laser pen on the base of aligning board one side, the light of laser pen transmission is parallel with the axial lead of axletree, the laser pen passes through the support to be fixed on the base, set up the marking board on the base of aligning board opposite side, the light of laser pen transmission can pass the aperture and shine on the marking board.
Further, resetting means includes reset ball and supporting shoe, and the bottom of aligning board sets up on reset ball, and reset ball slidable sets up in the supporting shoe.
Further, the reset ball is a hollow ball, the inner wall of the reset ball is a smooth surface, a sliding block is arranged in the reset ball, a second electromagnet is arranged at the center of the sliding block, a first electromagnet is arranged in the alignment plate, the first electromagnet and the second electromagnet are respectively connected with a power supply, and after the power is supplied, the first electromagnet and the second electromagnet generate electromagnetic fields with opposite magnetism.
Further, the supporting block is of a hollow structure with an opening at the top, the opening at the top of the supporting block is circular, the diameter of the opening at the top of the supporting block is slightly smaller than that of the reset ball, the filler is filled in the supporting block, the reset ball can float on the surface of the filler, and the alignment plate extends out of the supporting block.
Further, the filler is a liquid.
Further, the outer wall of the reset ball is provided with a guide belt along the circumferential direction, the plane where the guide belt is located is mutually perpendicular to the plane where the alignment plate is located, and the opening at the top of the support block is provided with a notch for accommodating the guide belt.
Further, a marking line is arranged on the marking plate opposite to the alignment plate, and the marking line is a plurality of circles of concentric circles.
Further, the distance from the axis of the small hole to the upper surface of the base, the distance from the center of the marking line to the upper surface of the base and the distance from the light outlet of the laser pen to the base are equal.
Further, the bottom surface of the base is provided with a fixing groove matched with the axle, the section of the fixing groove is arc-shaped, and the base and the axle are fixed through interference fit.
Further, the bottom end of the support is fixed on the base, the axis of the support is perpendicular to the base, the top of the support is provided with a clamping groove, and the laser pen can be detachably fixed in the clamping groove.
Compared with the prior art, the wheel set unbalance alignment device provided by the invention has the following advantages:
the alignment device provided by the invention has the advantages that the structure is simple, the operation is convenient, when the alignment is performed, the light emitted by the laser pen can pass through the small hole and fall on the marking plate in the adjustment process, the alignment of the wheel is realized, so that the wheel is balanced and arranged on the axle, the light is matched with the small hole, the installation precision is greatly improved, the installation quality of the wheel pair is ensured, and the working efficiency is greatly improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and do not constitute an undue limitation on the invention. In the drawings:
FIG. 1 is a front view of a wheel set after alignment;
FIG. 2 is a cross-sectional view taken along the line A-A' in FIG. 1;
FIG. 3 is a cross-sectional view of an alignment plate perpendicular to the axle center;
FIG. 4 is a left side view of the sign board;
fig. 5 is a schematic view of the alignment device mounted on the axle when not aligned.
Reference numerals illustrate:
1. an alignment plate; 11. a small hole; 12. a first electromagnet; 2. reset ball; 21. a sliding block; 22. a second electromagnet; 23. a guide belt; 3. a support block; 31. a filler; 4. a laser pen; 41. a bracket; 5. a sign board; 51. a marking line; 6. a base; 61. a fixing groove; 7. an axle.
Detailed Description
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
In the description of the invention, it should be understood that the terms "center," "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships that are based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the invention and simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operate in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art in a specific case.
The invention will be described in detail below with reference to the drawings in connection with embodiments.
As shown in FIG. 1, an unbalanced wheel set alignment device comprises a base 6 fixed on an axle 7, a fixing groove 61 matched with the axle 7 is formed in the bottom surface of the base 6, the section of the fixing groove 61 is arc-shaped, the base 6 and the axle 7 are fixed through interference fit, the top surface of the base 6 is a plane, an alignment plate 1 is arranged in the center of the top surface of the base 6, the alignment plate 1 is perpendicular to the axis of the axle 7, the bottom end of the alignment plate 1 is fixed on a reset device, the reset device is fixed on the base 6, the alignment plate 1 is always in a vertical state in the alignment process, a small hole 11 is formed in the alignment plate 1 along the axis direction of the axle 7, the thickness of the alignment plate 1 is 10-20 times the diameter of the small hole 11, a laser pen 4 is arranged on the base 6 on one side of the alignment plate 1, the laser pen 4 is fixed on the base 6 through a support 41, light emitted by the laser pen 4 is parallel to the axis of the axle 7, the bottom end of the support 41 is fixed on the base 6, the axis of the support 41 is perpendicular to the base 6, a clamping groove is formed in the top of the support 41, the laser pen 4 can be detachably fixed on the clamping groove, the small hole 11 is formed in the axis of the alignment plate 1, the alignment plate 5 is perpendicular to the axis 5, and the laser pen 5 is irradiated on the other side of the alignment plate 5.
The reset device comprises a reset ball 2 and a support block 3, the reset ball 2 is a hollow ball, the inner wall of the reset ball 2 is a smooth surface, a sliding block 21 is arranged in the reset ball 2, the sliding block 21 is a hemispherical shape, the reset ball 2 is arranged in the support block 3 in a sliding manner, the support block 3 is of a hollow cuboid structure with an opening at the top of the support block 3, the opening at the top of the support block 3 is circular, the diameter of the opening at the top of the support block 3 is slightly smaller than that of the reset ball 2, a filler 31 is filled in the support block 3, the filler 31 is liquid, the reset ball 2 can float on the surface of the filler 31, the bottom end of the alignment plate 1 is arranged on the reset ball 2, the alignment plate 1 extends outwards along the radial direction of the reset ball 2, the outer wall of the reset ball 2 is provided with a guide belt 23, the plane where the guide belt 23 is located is mutually perpendicular to the plane where the alignment plate 1 is located, the opening at the top of the support block 3 is provided with a notch for accommodating the guide belt 23, the second electromagnet 22 is arranged at the center of gravity of the support block 21, a first electromagnet 12 is arranged in the alignment plate 1, the first electromagnet 12 and the second electromagnet 22 is respectively connected with the second electromagnet 22 in the filling filler 31, the diameter of the reset ball is opposite to the first electromagnet 2, and the diameter of the reset ball is enabled to be repelled by the electromagnetic field in the vertical direction of the reset ball 2, and the electromagnetic field is always opposite to the direction of the reset ball 1, and the electromagnetic field is made to be in the vertical direction and the direction of the electromagnetic field 2, and the electromagnetic field is opposite to the direction and the direction of the electromagnetic field 2.
The marking plate 5 opposite to the alignment plate 1 is provided with marking lines 51, the marking lines 51 are a plurality of circles of concentric circles, the marking lines 51 with different radiuses correspond to different alignment precision, and the distance from the axis line of the small hole 11 to the upper surface of the base 6, the distance from the circle center of the marking lines 51 to the upper surface of the base 6 and the distance from the light outlet of the laser pen 4 to the base 6 are equal.
The working principle of the device is as follows:
the other end of the axle 7 with one end provided with wheels is set up, the base 6 is fixed in the middle of the axle 7, the laser pen 4 is turned on, the first electromagnet 12 and the second electromagnet 22 are electrified to enable the alignment plate 1 to be in a vertical state, whether light can be irradiated onto the marking plate 5 through the small hole 11 is confirmed, and if not, the axle 7 is adjusted until the light can be irradiated onto the marking plate 5 through the small hole 11.
The device simple structure, convenient operation, when the alignment, the adjustment in-process, the light that laser pen 4 sent can pass aperture 11 and fall into on the sign board 5, realizes the alignment of wheel promptly to guarantee the balanced installation of wheel on axletree 7, light and aperture 11's cooperation, the installation accuracy of improvement has greatly guaranteed the installation quality of wheel pair, work efficiency improves greatly.
The above embodiments are merely preferred embodiments of the present invention and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. An unbalanced alignment device of wheel pair, its characterized in that: the automatic alignment device comprises a base (6) which is detachably arranged on an axle (7), wherein an alignment plate (1) is arranged in the center of the top surface of the base (6), the bottom end of the alignment plate (1) is fixed on a reset device, the reset device is fixed on the base (6), the alignment plate (1) can be always in a vertical state in the alignment process, a small hole (11) is formed in the alignment plate (1) along the axis direction of the axle (7), a laser pen (4) is arranged on the base (6) on one side of the alignment plate (1), light emitted by the laser pen (4) is parallel to the axis of the axle (7), the laser pen (4) is fixed on the base (6) through a bracket (41), a marking plate (5) is arranged on the base (6) on the other side of the alignment plate (1), and light emitted by the laser pen (4) can penetrate through the small hole (11) to irradiate the marking plate (5);
the resetting device comprises a resetting ball (2) and a supporting block (3), the bottom end of the alignment plate (1) is arranged on the resetting ball (2), and the resetting ball (2) is slidably arranged in the supporting block (3); the reset ball (2) is a hollow ball, the inner wall of the reset ball (2) is a smooth surface, a sliding block (21) is arranged in the reset ball (2), a second electromagnet (22) is arranged at the gravity center of the sliding block (21), a first electromagnet (12) is arranged in the alignment plate (1), the first electromagnet (12) and the second electromagnet (22) are respectively connected with a power supply, and after the power supply is conducted, the first electromagnet (12) and the second electromagnet (22) generate electromagnetic fields with opposite magnetism; the supporting block (3) is of a hollow structure with an opening at the top, the opening at the top of the supporting block (3) is circular, the diameter of the opening at the top of the supporting block (3) is slightly smaller than that of the reset ball (2), the filler (31) is filled in the supporting block (3), the reset ball (2) can float on the surface of the filler (31), and the alignment plate (1) extends out of the supporting block (3); the outer wall of the reset ball (2) is provided with a guide belt (23) along the circumferential direction, the plane where the guide belt (23) is positioned is mutually perpendicular to the plane where the alignment plate (1) is positioned, and the opening at the top of the support block (3) is provided with a notch for accommodating the guide belt (23).
2. The wheel set imbalance alignment apparatus of claim 1, wherein: the filler (31) is a liquid.
3. The wheel set imbalance alignment apparatus of claim 1, wherein: the marking plate (5) opposite to the alignment plate (1) is provided with marking lines (51), and the marking lines (51) are a plurality of circles of concentric circles.
4. The wheel set imbalance alignment apparatus of claim 1, wherein: the distance from the axis of the small hole (11) to the upper surface of the base (6), the distance from the circle center of the marking line (51) to the upper surface of the base (6) and the distance from the light outlet of the laser pen (4) to the base (6) are equal.
5. The wheel set imbalance alignment apparatus of claim 1, wherein: the bottom surface of the base (6) is provided with a fixing groove (61) matched with the axle (7), the section of the fixing groove (61) is arc-shaped, and the base (6) and the axle (7) are fixed through interference fit.
6. The wheel set imbalance alignment apparatus of claim 1, wherein: the bottom end of the support (41) is fixed on the base (6), the axial lead of the support (41) is perpendicular to the base (6), the top of the support (41) is provided with a clamping groove, and the laser pen (4) can be detachably fixed in the clamping groove.
Priority Applications (1)
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CN201811222971.5A CN109141750B (en) | 2018-10-19 | 2018-10-19 | Wheel set unbalance alignment device |
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CN201811222971.5A CN109141750B (en) | 2018-10-19 | 2018-10-19 | Wheel set unbalance alignment device |
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CN109141750A CN109141750A (en) | 2019-01-04 |
CN109141750B true CN109141750B (en) | 2024-03-01 |
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