CN105973122B - Axial gap measuring instrument and its measurement method - Google Patents
Axial gap measuring instrument and its measurement method Download PDFInfo
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- CN105973122B CN105973122B CN201610428259.5A CN201610428259A CN105973122B CN 105973122 B CN105973122 B CN 105973122B CN 201610428259 A CN201610428259 A CN 201610428259A CN 105973122 B CN105973122 B CN 105973122B
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- gear
- axial gap
- box
- frame component
- card frame
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/14—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The present invention provides a kind of axial gap measuring instrument and its measurement method, and the axial gap measuring instrument includes: wheel cake coupons frame component, gear-box card frame component, screw rod, gravity sensor, display and dial gauge；Wheel cake coupons frame component is fixedly connected with one end of screw rod, and wheel cake coupons frame component includes: the first card frame and the first bolt, and the first card frame has the snap arm being oppositely arranged, forms the installation space of wheel cake between snap arm, and the first bolt is placed through in snap arm respectively；Gear-box card frame component slippage is connected to the other end of screw rod, and gear-box card frame component includes: the second card frame and the second bolt, and the second card frame has the snap arm being oppositely arranged, forms the installation space of gear-box between snap arm, and the second bolt is placed through in snap arm respectively.Axial gap measuring instrument of the invention can complete gearbox shaft to gap detection, fast and easy effectively searches gearbox fault, significantly improves measurement efficiency in subway train or high-speed rail train non-pulling wheel under train.
Description
Technical field
The present invention relates to rail vehicle technical field more particularly to a kind of axis for power track train driving gear-box
To the measuring instrument and its measurement method of clearance measurement.
Background technique
In track vehicular field, do not arrive repair journey need to driving gear-box axial gap measure.In the prior art,
Above-mentioned measurement is carried out in accordance with the following steps:
S1, wheel cake is fallen to from train, at this time, it usually needs 4 people, and work about 3 hours；
S2, wheel is shirked into wheel cake axle box to main engine plants are transported to, which usually requires to spend about 1 week time；
S3, it transports gear-box to gear-box manufacturer again and measures；
S4, cake axial direction is taken turns finally, being pressed anti-main engine plants after being measured, reentered on vehicle.
It can be seen that the above-mentioned bothersome laborious cost of measurement method is high very risky, it is unable to fully meet actual measurement
Demand.Therefore, in view of the above-mentioned problems, it is necessary to propose further solution.Meanwhile it also being provided to current 5 annual overhaul journey
Detection means, by the awkward situation that the position can not overhaul when changing present 5 annual overhaul.
Summary of the invention
The purpose of the present invention is to provide a kind of axial gap measuring instrument and its measurement methods, are deposited in the prior art with overcoming
The problem of.
For achieving the above object, the present invention provides a kind of axial gap measuring instrument, is used for the drive of power track train
The axial gap of movable tooth roller box measures, and the axial gap measuring instrument includes: wheel cake coupons frame component, gear-box card frame component, spiral shell
Bar, gravity sensor, display and dial gauge；
The wheel cake coupons frame component is fixedly connected with one end of the screw rod, and the wheel cake coupons frame component includes: the first card
Frame and the first bolt, the first card frame have the snap arm being oppositely arranged, form the installation space of wheel cake, institute between the snap arm
The first bolt is stated to be placed through respectively in the snap arm；
The gear-box card frame component slippage is connected to the other end of the screw rod, and the gear-box card frame component includes:
Second card frame and the second bolt, the second card frame have the snap arm being oppositely arranged, form the peace of gear-box between the snap arm
Space is filled, second bolt is placed through respectively in the snap arm；
The gravity sensor is installed on the screw rod, and the display shows the measurement number of the gravity sensor
Value, the dial gauge are fixed on the axle of the gear case motor side.
As the improvement of axial gap measuring instrument of the invention, the first card frame and the second card frame are U-shaped structure.
As the improvement of axial gap measuring instrument of the invention, first bolt and the second bolt are worn respectively by screw thread
It is placed in respective snap arm, the grade bolt of model M12 × 60 8.8 of first bolt and the second bolt.
As the improvement of axial gap measuring instrument of the invention, the side wall of one end of the screw rod and taken turns cake coupons frame component
It is fixedly connected, the roof of the other end and the gear-box card frame component is slidably connected.
As the improvement of axial gap measuring instrument of the invention, the roof of the gear-box card frame component is provided with opposite
Connector, the screw rod are placed through on opposite connector, are equipped with plane bearing and spiral shell on the screw rod between the connector
It is female.
As the improvement of axial gap measuring instrument of the invention, the model F12-21M of the plane bearing, the nut
Model M12.
As the improvement of axial gap measuring instrument of the invention, model M12 × 400 of the screw rod.
As the improvement of axial gap measuring instrument of the invention, the display is electronics gravity display, the electronics
Gravity display and the gravity sensor are electrically connected.
For achieving the above object, the present invention also provides a kind of axial directions of basis axial gap measuring instrument as described above
Gap measuring method is used for the axial gap measurement of power track train driving gear-box, the axial gap measurement method
Include the following steps:
(1) wheel cake coupons frame component, gear-box card frame component are mounted on wheel cake and gear-box respectively, at this point, wheel cake and
The two sides of gear-box are all installed by axial gap measuring instrument of the invention；
(2) rotating wheel cake coupons frame component, the screw rod on gear-box card frame component respectively, and combine the strength of gravity sensor
Reading.Gear-box is mobile to wheel cake direction, to the power of mobile 80kg × 2 in wheel cake direction；
(3) dial gauge is zeroed；
(4) wheel cake coupons frame component, the screw rod on gear-box card frame component are rotated backward, and combines the strength of gravity sensor
Reading, gear-box is mobile to motor drive direction, to the power of mobile 80kg × 2 of motor drive direction；
(5) dial gauge degree is read, the average value of the dial gauge of two sides axial gap measuring instrument is gear-box output at this time
Axis axial gap.
Compared with prior art, the beneficial effects of the present invention are: axial gap measuring instrument of the invention can be in subway train
Or in the case of high-speed rail train non-pulling wheel, gearbox shaft is completed under train to gap detection, fast and easy effectively searches gear
Case failure, significantly improves measurement efficiency.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The some embodiments recorded in invention, for those of ordinary skill in the art, without creative efforts,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of one specific embodiment of axial gap measuring instrument of the invention；
Fig. 2 is signal when being measured using the axial gap of axial gap measuring instrument of the invention to driving gear-box
Figure.
Specific embodiment
The present invention is described in detail for each embodiment shown in reference to the accompanying drawing, but it should be stated that, these
Embodiment is not limitation of the present invention, those of ordinary skill in the art according to these embodiments made by function, method,
Or equivalent transformation or substitution in structure, all belong to the scope of protection of the present invention within.
As shown in Figure 1, 2, between the axial direction of axial gap measuring instrument of the invention for power track train driving gear-box
Gap measurement.The axial gap measuring instrument includes: wheel cake coupons frame component, gear-box card frame component, screw rod, gravity sensor, shows
Show device and dial gauge.
The wheel cake coupons frame component 10 is used to be fixedly connected with the wheel cake of train.Specifically, the wheel cake coupons frame group
Part 10 is fixedly connected with one end of the screw rod 30, and the wheel cake coupons frame component 10 includes: the first card frame 11 and the first bolt 12,
Wherein, the first card frame 11 has the snap arm being oppositely arranged, the installation space of formation wheel cake between the snap arm, and described first
Bolt 12 is placed through respectively in the snap arm.To, when being installed, wheel cake is placed between the snap arm of the first card frame 11, and
The first bolt 12 is screwed, the fixed installation with wheel cake can be completed.
In above embodiment, the first card frame 11 is preferably U-shaped structure, in addition, first bolt 12 passes through spiral shell
Line is placed through respectively in respective snap arm, it is preferable that the grade bolt of model M12 × 60 8.8 of first bolt 12.
The gear-box card frame component 20 is used to be fixedly connected with the gear-box of train.Specifically, the gear-box
Card frame component 20 is slidably connected to the other end of the screw rod 30, and the gear-box card frame component 20 includes: 21 He of the second card frame
Second bolt 22, the second card frame 21 have the snap arm being oppositely arranged, form the installation space of gear-box between the snap arm,
Second bolt 22 is placed through respectively in the snap arm.To which when being installed, gear-box to be placed in the card of the second card frame 21
Between arm, and the second bolt 22 is screwed, the fixed installation with gear-box can be completed.
In above embodiment, the second card frame 21 is preferably U-shaped structure, in addition, second bolt 22 passes through spiral shell
Line is placed through respectively in respective snap arm, it is preferable that the grade bolt of model M12 × 60 8.8 of second bolt 22.
As described above, the screw rod 30 is for the company between the wheel cake coupons frame component 10 and gear-box card frame component 20
It connects.Specifically, one end of the screw rod 30 and the side wall of taken turns cake coupons frame component 10 are fixedly connected, the other end and the tooth
The roof of roller box card frame component 20 is slidably connected.
In order to realize being slidably connected for the gear-box card frame component 20, the roof setting of the gear-box card frame component 20
There is opposite connector 23.The screw rod 30 is placed through on opposite connector 23, on the screw rod 30 between the connector 23
Plane bearing 24 and nut 25 are installed, wherein the plane bearing 24 is oppositely arranged, and the nut 25, which is located at, to be oppositely arranged
Between plane bearing 24.Preferably, model M12 × 400 of the screw rod 30.The model F12-21M of the plane bearing,
The model M12 of the nut.
The gravity sensor 40 is installed on the screw rod 30, and the display 50 is for showing the gravity sensor
40 measurement numerical value.Preferably, the display 50 is electronics gravity display, the electronics gravity display and the gravity
Sensor is electrically connected.The dial gauge 60 is fixed on the axle of the gear case motor side, and the probe of dial gauge 60 is withstood on
On end cap.
Further cooperation is referring to shown in Fig. 2, when being measured using axial gap measuring instrument of the invention, according to following step
It is rapid to carry out:
(1) wheel cake coupons frame component, gear-box card frame component are mounted on wheel cake and gear-box respectively, at this point, wheel cake and
The two sides of gear-box are all installed by axial gap measuring instrument of the invention；
(2) rotating wheel cake coupons frame component, the screw rod on gear-box card frame component respectively, and combine the strength of gravity sensor
Reading.Gear-box is mobile to wheel cake direction, to the power of mobile 80kg × 2 in wheel cake direction；
(3) dial gauge is zeroed；
(4) wheel cake coupons frame component, the screw rod on gear-box card frame component are rotated backward, and combines the strength of gravity sensor
Reading, gear-box is mobile to motor drive direction, to the power of mobile 80kg × 2 of motor drive direction；
(5) dial gauge degree is read, the average value of the dial gauge of two sides axial gap measuring instrument is gear-box output at this time
Axis axial gap.
In conclusion axial gap measuring instrument of the invention can be in subway train or high-speed rail train non-pulling wheel, In
Gearbox shaft is completed under train to gap detection, fast and easy effectively searches gearbox fault, significantly improves measurement efficiency.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (9)
1. a kind of axial gap measuring instrument, is used for the axial gap measurement of power track train driving gear-box, feature exists
In the axial gap measuring instrument includes: wheel cake coupons frame component, gear-box card frame component, screw rod, gravity sensor, display
And dial gauge；
The wheel cake coupons frame component is fixedly connected with one end of the screw rod, the wheel cake coupons frame component include: the first card frame and
First bolt, the first card frame have the snap arm that is oppositely arranged, form the installation space of wheel cake between the snap arm, and described the
One bolt is placed through respectively in the snap arm；
The gear-box card frame component slippage is connected to the other end of the screw rod, and the gear-box card frame component includes: second
Card frame and the second bolt, the second card frame have the snap arm being oppositely arranged, and the installation that gear-box is formed between the snap arm is empty
Between, second bolt is placed through respectively in the snap arm；
The gravity sensor is installed on the screw rod, and the display shows the measurement numerical value of the gravity sensor, institute
Dial gauge is stated to be fixed on the axle of the gear case motor side.
2. axial gap measuring instrument according to claim 1, which is characterized in that the first card frame and the second card frame are U
Shape structure.
3. axial gap measuring instrument according to claim 1, which is characterized in that first bolt and the second bolt pass through
Screw thread is placed through respectively in respective snap arm, the grade bolt of model M12 × 608.8 of first bolt and the second bolt.
4. axial gap measuring instrument according to claim 1, which is characterized in that one end of the screw rod and taken turns cake coupons frame
The side wall of component is fixedly connected, and the roof of the other end and the gear-box card frame component is slidably connected.
5. axial gap measuring instrument according to claim 1 or 4, which is characterized in that the top of the gear-box card frame component
Wall is provided with opposite connector, and the screw rod is placed through on opposite connector, installs on the screw rod between the connector
There are plane bearing and nut.
6. axial gap measuring instrument according to claim 5, which is characterized in that the model F12- of the plane bearing
21M, the model M12 of the nut.
7. axial gap measuring instrument according to claim 1, which is characterized in that model M12 × 400 of the screw rod.
8. axial gap measuring instrument according to claim 1, which is characterized in that the display is that electronics gravity is shown
Device, the electronics gravity display and the gravity sensor are electrically connected.
9. a kind of axial gap measurement method of axial gap measuring instrument according to claim 1-8, is used for
Power track train drives the axial gap measurement of gear-box, and the axial gap measurement method includes the following steps:
(1) wheel cake coupons frame component, gear-box card frame component are mounted on wheel cake and gear-box respectively, at this point, wheel cake and gear
The two sides of case are all installed by the axial gap measuring instrument；
(2) rotating wheel cake coupons frame component, the screw rod on gear-box card frame component respectively, and the strength of gravity sensor is combined to read
Number, gear-box is mobile to wheel cake direction, to the power of mobile 80kg × 2 in wheel cake direction；
(3) dial gauge is zeroed；
(4) wheel cake coupons frame component, the screw rod on gear-box card frame component are rotated backward, and the strength of gravity sensor is combined to read
Number, gear-box is mobile to motor drive direction, to the power of mobile 80kg × 2 of motor drive direction；
(5) dial gauge degree is read, the average value of the dial gauge of two sides axial gap measuring instrument is gearbox output shaft axis at this time
To gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610428259.5A CN105973122B (en) | 2016-06-15 | 2016-06-15 | Axial gap measuring instrument and its measurement method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610428259.5A CN105973122B (en) | 2016-06-15 | 2016-06-15 | Axial gap measuring instrument and its measurement method |
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| Publication Number | Publication Date |
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| CN105973122A CN105973122A (en) | 2016-09-28 |
| CN105973122B true CN105973122B (en) | 2019-11-15 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916272B (en) * | 2019-03-30 | 2020-12-25 | 优立科轨道交通技术有限公司 | Axial clearance measuring equipment for movable hydraulic gearbox |
| CN114111520B (en) * | 2021-11-19 | 2023-09-12 | 中路轨道设备(马鞍山)有限公司 | Device and method for measuring axial clearance of pulley counter gear box |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0877224B1 (en) * | 1997-05-07 | 2004-01-07 | Mitutoyo Corporation | Method and instrument with probe for measuring inner or outer dimension of an object |
| JP4363799B2 (en) * | 2001-06-08 | 2009-11-11 | 株式会社東芝 | Turbine assembly transport stand, turbine assembly method using the stand, and transport method |
| KR101285518B1 (en) * | 2009-07-15 | 2013-07-17 | 주식회사 만도 | The Torque Angle Sensor and The Electronic Power Steering Apparatus Having The Same |
| CN102853798B (en) * | 2012-08-13 | 2015-10-21 | 长春轨道客车装备有限责任公司 | Pinion bearing gap detection frock and detection method in gear case |
| CN202836456U (en) * | 2012-08-22 | 2013-03-27 | 德恩科电机（太仓）有限公司 | Axial clearance detection device for motor output shaft |
| CN103267503B (en) * | 2013-04-24 | 2015-11-18 | 中国航空工业集团公司北京长城航空测控技术研究所 | The dynamic calibration testing table of engine blade tip clearance survey sensor |
| CN203550874U (en) * | 2013-11-05 | 2014-04-16 | 三江瓦力特特种车辆有限公司 | Oil pump axial clearance detection device |
| CN204679054U (en) * | 2015-06-26 | 2015-09-30 | 浙江机电职业技术学院 | Detection device for bearing end-play |
| CN205748219U (en) * | 2016-06-15 | 2016-11-30 | 苏州凝昕轨道装备有限公司 | Axial gap measuring instrument |
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2016
- 2016-06-15 CN CN201610428259.5A patent/CN105973122B/en active Active
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