CN105091712B - Digital car axle box Rib Thickness measuring instrument and its application method - Google Patents
Digital car axle box Rib Thickness measuring instrument and its application method Download PDFInfo
- Publication number
- CN105091712B CN105091712B CN201510389799.2A CN201510389799A CN105091712B CN 105091712 B CN105091712 B CN 105091712B CN 201510389799 A CN201510389799 A CN 201510389799A CN 105091712 B CN105091712 B CN 105091712B
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- Prior art keywords
- screw
- measuring instrument
- digital display
- gauge head
- axle box
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Abstract
The invention belongs to one kind to be used for the digital car axle box Rib Thickness measuring instrument of 209P types and its application method,Including measuring instrument body,Described measuring instrument body includes avoiding structure body,Avoiding structure body is provided with horizontal body,Pilot hole is provided with the middle part of horizontal body,Pilot hole both sides are provided with rectangular magnet mounting hole,Horizontal body left end is provided with backhand,Backhand top is provided with spherical fixed gauge head mounting hole,Horizontal body right-hand member is provided with right angle body,Right angle body top is provided with right italic,Spherical positioning screw screw is provided with right angle body,U-shaped locating piece is installed in the middle part of horizontal body,Connecting plate is provided with right italic end face,Digital display rule frame is provided with above connecting plate,Digital display blade is set on digital display rule frame,The present invention is realized to 209P type car axle box Rib Thickness size Non-Destructive Testings,Broken body sampling procedures for inspection is reduced or remitted,Reduce production cost,Improve product sampling observation rate,The perfect detection technique of axle box Rib Thickness size.
Description
Technical field
The invention belongs to gauge check technical field, more particularly to a kind of digital car axle box of 209P types that is used for strengthen
Muscle thickness measurement equipment and its application method.
Background technology
On railway passenger train, axle box is the part of connecting wheel pair and bogie, and its effect is car body weight and load
Lotus passes to wheel pair, and the effect formed a connecting link is taken in Operation of Passenger Cars.With the development of railway transportation, each matched host machine
Factory is in rising trend to the demand of axle box, wherein, 209P type car axle boxes are mainly used in the new of each matched host machine factory and made
Che Shang, runed on each big link of China railways, branch line.Axle box product quality is directly related to the peace of people's lives and properties
Danger, therefore, has strict requirements and acceptance criteria to each physical dimension of axle box.Due to being limited by axle box contour structures
System so that universal measurement utensil can not carry out direct measurement to Rib Thickness size.At present, China railways 209P types car axle
Casing production industry and each matched host machine factory are detected using the method for the broken body of sampling to realize to Rib Thickness.
The content of the invention
Present invention aims at the deficiency for making up existing detection technique, and provide a kind of 209P types digital car axle box
Rib Thickness measuring instrument and its application method, the detection technique of axle box is improved, be axle box processing industry and each supporting master
Machine factory provides the technological means of Non-Destructive Testing, effectively reduces production cost, improves the sampling observation rate of product, fill up axle box reinforcement
Thickness realizes the technological gap of nondestructive measurement.
What the present invention was realized in：
A kind of digital car axle box Rib Thickness measuring instrument, including measuring instrument body, it is characterised in that：Described
Measuring instrument body includes avoiding structure body, and avoiding structure body is provided with horizontal body, pilot hole, pilot hole both sides are provided with the middle part of horizontal body
Rectangular magnet mounting hole is provided with, horizontal body left end is provided with backhand, and backhand top is provided with spherical fixed gauge head installation spiral shell
Hole and gauge head holding screw installation screw, horizontal body right-hand member are provided with right angle body, and right angle body top is provided with right italic, on right angle body
Spherical positioning screw screw is provided with, circular cone pin-and-hole and connection plate bolt installation screw are provided with right italic end face；
Wherein, rectangular magnet is provided with rectangular magnet mounting hole, U-shaped locating piece, U-shaped locating piece are installed in the middle part of horizontal body
On be provided with guide shaft hole, guide shaft hole is connected with pilot hole by guide shaft, and U-shaped locating piece both sides bottom guide shaft clamp screw hole is provided with
Guide shaft holding screw；Spherical fixed gauge head, spherical fixed gauge head are installed in spherical fixed gauge head installation screw on backhand
Holding screw is provided with holding screw installation screw；Inside and outside both ends are separately installed with ball-type positioning screw screw on right angle body
Spherical positioning screw and spherical positioning screw holding screw；Connecting plate is provided with right italic end face, connecting plate passes through taper bolt
Positioning, is provided with digital display rule frame, digital display rule frame passes through number through connecting plate mode connects for screw on backhand upper end, connecting plate
Aobvious chi frame screw is fixed on connecting plate, and digital display blade is set on digital display rule frame, and it measures axis and is located at spherical fixed gauge head base
On fiducial axis line extended line.
Described backhand presss from both sides into 120o angles, spherical fixed gauge head axis and its extended line with horizontal body with horizontal body into 30o
Angle, spherical fixed gauge head holding screw installation screw are arranged in the middle part of backhand end face.
Described right italic be arranged in parallel with backhand.
Described U-shaped locating piece both upper ends thereof face is that measuring instrument adsorbs positioning reference plane, and the U-shaped side lower part of locating piece two is set
There is guide shaft tightening screw, holding screw tightening guide shaft is screwed in guide shaft tightening screw.
Described taper bolt and connecting plate screw number are respectively two, and digital display rule frame screw number is four.
Described rectangular magnet quantity is two.
Described spherical fixed gauge head front end is inlaid with steel ball.
Digital display, on ＆ off switch, zero setting key and metric system-shift key made in Great Britain are provided with described digital display rule frame.
A kind of application method of digital car axle box Rib Thickness measuring instrument, it is characterised in that have
Following steps：
Step 1）, movable digital display blade makes its measuring surface press zero setting key after contacting with spherical fixed gauge head sphere feel to put
Zero；
Step 2）, be moved away from distance of the digital display rule measuring surface away from spherical fixed gauge head surface 50mm-60mm, while movement is U-shaped
Locating piece, guide shaft is reclined the right-hand member hole wall of pilot hole, be then that 50o-90o is pressed from both sides by measuring instrument opposed spring seats inclined bottom surface
Angle, spherical fixed gauge head enter downwards from axle box spring base hole；
Step 3）, spring base hole wall thickness that spherical positioning screw sphere reclines centre position, rotation measuring instrument makes its U
The measuring instrument absorption positioning reference plane of type locating piece is adsorbed in spring base bottom surface；
Step 4）Spring base in-plane and vertical direction adjustment measuring instrument, realize structure pilot hole along guide shaft ±
In the range of 5mm straight-line displacement and around guide shaft ± 4o rotate, measurement axis is located at reinforcement measured surface vertical direction, make measurement
Axis is consistent with the direction of two measuring surface normals；
Step 5）, mobile avoiding structure body spherical fixed gauge head measuring surface is contacted with measuring surface in reinforcement, propulsion number
Aobvious blade makes digital display blade measuring surface be contacted with reinforcement external pelivimetry face, the reading numerical values L from digital displays, the measurement point
Reading value subtracts Rib Thickness nominal value L, as measurement position thickness deviation △ L；
It is measured Rib Thickness deviation calculation formula：
△L =Ls-L
△ L --- measurement position thickness deviation, unit mm；
Ls ——Reading numerical values on display, unit mm；
L——Strengthening tendons thickness nominal value, unit mm.
The present invention has following good effect：
The present invention is realized to 209P type car axle box Rib Thickness size Non-Destructive Testings, has reduced or remitted broken body sampling inspection
Program is tested, reduces production cost, product sampling observation rate is improved, has filled up axle box Rib Thickness size non-invasive measuring technique
Blank, provide effective measurement technology for axle box production industry and each matched host machine factory and ensure, the perfect detection skill of axle box
Art.Meanwhile the present invention has the characteristics of easy to operate, digital display reading, rational in infrastructure.
Brief description of the drawings
Fig. 1 is the front view of avoiding structure body.
Fig. 2 is the front view of the present invention.
Fig. 3 is the structure A-A cross section views of the present invention.
Fig. 4 is the top view of the present invention.
Fig. 5 is reinforcing rib structure schematic diagram.
State diagram when Fig. 6 is digital display rule zero setting of the present invention.
Fig. 7 is digital display blade of the present invention and guide shaft adjustment state figure.
Fig. 8 enters measurement position state diagram for the present invention.
Fig. 9 reclines spring base hole wall state figure for the spherical positioning screw sphere of the present invention.
Figure 10 adsorbs positioning states figure for the U-shaped locating piece of the present invention.
Figure 11 reclines reinforcement measured surface state diagram for the spherical fixed gauge head of the present invention.
Figure 12 is that the present invention is measured state diagram.
In figure：1- avoiding structure bodies；2- pilot holes；3-U type locating pieces；4- rectangular magnets；The spherical positioning screws of 5-；6- balls
Shape positioning screw holding screw；7- connection plate bolts；8- taper bolts；9- connecting plates；10- digital display rule frame screws；11- digital display rules
Frame；12 digital display blades；13- digital display blade measuring surface；The spherical fixed gauge heads of 14-；15- gauge head holding screws；16- measuring instruments adsorb
Positioning reference plane；17- guide shafts；18- guide shaft holding screws；19- digital displays；20- yard and meter turn keys；21- on ＆ off switches；
22- zero setting keys；23- backhands；The horizontal bodies of 24-；25- right angles body；The right italics of 26-；27- rectangular magnet mounting holes；The spherical fixations of 28-
Gauge head installation screw；29- gauge head holding screw installation screws；The spherical positioning screw mounting holes of 30-；31- circular cone pin-and-holes；32- connects
Fishplate bar screw installation screw；33- guide shafts hole；34- guide shaft holding screw screws；35- steel balls；36- spring bases bottom surface；37- springs
Bore wall；38- spring bases；39- reinforcement measured surfaces；Measuring surface in 391- reinforcements；392- reinforcements external pelivimetry face.
Embodiment
Embodiment 1, as shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, a kind of digital car axle box Rib Thickness measurement
Instrument, including measuring instrument body, described measuring instrument body include avoiding structure body 1, and avoiding structure body 1 is provided with horizontal body 23, horizontal
The middle part of body 23 is provided with pilot hole 2, and the both sides of pilot hole 2 are provided with rectangular magnet mounting hole 27, and the horizontal left end of body 23 is provided with left oblique
Body 24, the top of backhand 24 are provided with spherical fixed gauge head installation screw 28 and gauge head holding screw installation screw 29, horizontal body 23
Right-hand member is provided with right angle body 25, and the top of right angle body 25 is provided with right italic 26, and spherical positioning screw peace is provided with right angle body 25
Hole 30 is filled, circular cone pin-and-hole 31 and connecting plate screw mounting hole 32 are provided with the right end face of italic 26, wherein, rectangular magnet mounting hole
Rectangular magnet 4 is provided with 27, the horizontal middle part of body 24 is provided with U-shaped locating piece 3, guide shaft hole 33 is provided with U-shaped locating piece 3, U-shaped
The pilot hole 2 on guide shaft hole 33 and horizontal body 24 on locating piece 3 is connected by guide shaft 17, and U-shaped 3 liang of side lower parts of locating piece are provided with
Guide shaft holding screw 18；Screwed in spherical fixed gauge head installation screw 28 on backhand 23 and spherical fixed gauge head 14 be installed,
It is provided with gauge head holding screw 15 in gauge head holding screw installation screw 29, the ball-type positioning screw mounting hole 30 on right angle body 25
In inside and outside both ends screw in respectively spherical positioning screw 5 and spherical positioning screw holding screw 6 be installed；Set on the right end face of italic 26
Connecting plate 9 is equipped with, connecting plate 9 is positioned by taper bolt 8, and connecting plate 9 is connected to the upper end of backhand 23 through connecting plate bolt 7
Face, connecting plate 9 are provided with digital display rule frame 11 above, and digital display rule frame 11 is fixed on connecting plate 9 by digital display rule frame screw 10, number
Digital display blade 12 is provided with aobvious chi frame 11, it measures axis and is located on spherical fixed gauge head datum axis extended line, described
Backhand 23 and horizontal body 24 are into 120o angles, and the spherical fixed axis of gauge head 14 and its extended line and horizontal body 24 are into 30o angles, gauge head
Holding screw installation screw 29 is arranged in the middle part of the end face of backhand 23, and right italic 26 be arranged in parallel with backhand 23, U-shaped locating piece
3 both upper ends thereof faces are that measuring instrument adsorbs positioning reference plane 16, and U-shaped 3 liang of side lower parts of locating piece are provided with guide shaft holding screw screw
34, the tightening guide shaft 17 of guide shaft holding screw 18, taper bolt 8 and the connection quantity of plate bolt 7 are screwed in guide shaft holding screw screw 34
It it is respectively two, the quantity of digital display rule frame screw 10 is four, and the quantity of rectangular magnet 4 is two, and the spherical fixed front end of gauge head 14 is inlayed
There is steel ball 35, digital display 19, on ＆ off switch 21, zero setting key 22 and yard and meter turn key 20 are provided with digital display rule frame 11.
As shown in Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11, Figure 12, a kind of car axle box Rib Thickness measuring instrument
Application method, there are following steps：
Step 1）, movable digital display blade 12 its measuring surface is pressed zero setting key after being contacted with the spherical fixed sphere feel of gauge head 14
22 zero setting；
Step 2）, be moved away from distance of the digital display blade 12 away from the spherical fixed surface 50mm-60mm of gauge head 14, while movement is U-shaped
Locating piece 3, guide shaft 17 is reclined the right-hand member hole wall of pilot hole 2, then tilt measuring instrument opposed spring seats bottom surface 36 for 50o-
90o angles, spherical fixed gauge head 14 enter downwards from axle box spring base hole；
Step 3）, the thickness of spring base hole wall 37 that the spherical sphere of positioning screw 5 reclines centre position, rotation measuring instrument makes
The measuring instrument absorption positioning reference plane 16 on the U-shaped top of locating piece 3 is adsorbed in spring base bottom surface 36；
Step 4）In the in-plane of spring base 38 and vertical direction adjustment measuring instrument, realize structure pilot hole 2 along guide shaft
17 in the range of ± 5mm straight-line displacement and around guide shaft ± 4o rotate, measurement axis is located at the Vertical Square of reinforcement measured surface 39
To making measurement axis consistent with the direction of two measuring surface normals；
Step 5）, mobile avoiding structure body 1 the spherical measuring surface of fixed gauge head 14 is contacted with measuring surface in reinforcement 391,
Promote digital display blade 12 measuring surface of digital display blade 12 is contacted with reinforcement external pelivimetry face 392, read from digital display 19
Numerical value Ls, the measurement point reading value subtracts Rib Thickness nominal value L, as measurement position thickness deviation △ L；
It is measured Rib Thickness deviation calculation formula：
△L =Ls-L
△ L --- measurement position thickness deviation, unit mm；
Ls ——Reading numerical values on display, unit mm；
L——Strengthening tendons thickness nominal value, unit mm.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations, and within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (9)
1. a kind of digital car axle box Rib Thickness measuring instrument, including measuring instrument body, it is characterised in that：Described survey
Amount instrument body includes avoiding structure body, and avoiding structure body is provided with horizontal body, is provided with pilot hole in the middle part of horizontal body, pilot hole both sides are set
Rectangular magnet mounting hole is equipped with, horizontal body left end is provided with backhand, and backhand top is provided with spherical fixed gauge head installation screw
With gauge head holding screw installation screw, horizontal body right-hand member is provided with right angle body, and right angle body top is provided with right italic, set on right angle body
Spherical positioning screw screw is equipped with, circular cone pin-and-hole and connection plate bolt installation screw are provided with right italic end face,
Wherein, rectangular magnet is provided with rectangular magnet mounting hole, U-shaped locating piece is installed in the middle part of horizontal body, set on U-shaped locating piece
Guide shaft hole is equipped with, guide shaft hole is connected with pilot hole by guide shaft, and U-shaped locating piece both sides bottom guide shaft clamp screw hole is provided with guide shaft
Holding screw；Spherical fixed gauge head, spherical fixed gauge head tightening are installed in the spherical fixed gauge head installation screw on backhand
Holding screw is provided with screw installation screw；On right angle body in ball-type positioning screw screw inside and outside both ends be separately installed with it is spherical
Positioning screw and spherical positioning screw holding screw；Be provided with connecting plate on right italic end face, connecting plate by circular cone finger setting,
Digital display rule frame is provided with backhand upper end, connecting plate through connecting plate mode connects for screw, digital display rule frame passes through digital display rule
Frame screw is fixed on connecting plate, and digital display blade is set on digital display rule frame, and it measures axis and is located at spherical fixed gauge head reference axis
On line extended line.
2. digital car axle box Rib Thickness measuring instrument according to claim 1, it is characterised in that：A described left side
Italic is tight into 30o angles, spherical fixed gauge head into 120o angles, spherical fixed gauge head axis and its extended line and horizontal body with horizontal body
Determine screw installation screw to be arranged in the middle part of backhand end face.
3. digital car axle box Rib Thickness measuring instrument according to claim 1, it is characterised in that：The described right side
Italic be arranged in parallel with backhand.
4. digital car axle box Rib Thickness measuring instrument according to claim 1, it is characterised in that：Described U
Type locating piece both upper ends thereof face is that measuring instrument adsorbs positioning reference plane, and the U-shaped side lower part of locating piece two is provided with guide shaft tightening screw,
Holding screw tightening guide shaft is screwed in guide shaft tightening screw.
5. digital car axle box Rib Thickness measuring instrument according to claim 1, it is characterised in that：Described circle
Taper pin and connecting plate screw number are respectively two, and digital display rule frame screw number is four.
6. digital car axle box Rib Thickness measuring instrument according to claim 1, it is characterised in that：Described square
Shape magnet quantity is two.
7. digital car axle box Rib Thickness measuring instrument according to claim 1, it is characterised in that：Described ball
Shape fixes gauge head front end and is inlaid with steel ball.
8. digital car axle box Rib Thickness measuring instrument according to claim 1, it is characterised in that：Described number
Digital display, on ＆ off switch, zero setting key and metric system-shift key made in Great Britain are provided with aobvious chi frame.
9. a kind of method using digital car axle box Rib Thickness measuring instrument as claimed in claim 1, its feature
It is there are following steps：
Step 1）, movable digital display blade its measuring surface is pressed zero setting key zero setting after being contacted with spherical fixed gauge head sphere feel；
Step 2）, be moved away from distance of the digital display rule measuring surface away from spherical fixed gauge head surface 50mm-60mm, while mobile U-shaped positioning
Block, guide shaft is reclined the right-hand member hole wall of pilot hole, be then 50o-90o angles by measuring instrument opposed spring seats inclined bottom surface, ball
Shape is fixed gauge head and entered from axle box spring base hole downwards；
Step 3）, spring base hole wall thickness that spherical positioning screw sphere reclines centre position, rotation measuring instrument makes its U-shaped fixed
The measuring instrument absorption positioning reference plane of position block is adsorbed in spring base bottom surface；
Step 4）In spring base in-plane and vertical direction adjustment measuring instrument, realize structure pilot hole along guide shaft in ± 5mm
In the range of straight-line displacement and around guide shaft ± 4o rotate, measurement axis is located at reinforcement measured surface vertical direction, make measurement axle
Line is consistent with the direction of two measuring surface normals；
Step 5）, mobile avoiding structure body spherical fixed gauge head measuring surface is contacted with measuring surface in reinforcement, propulsion digital display rule
Body makes digital display blade measuring surface be contacted with reinforcement external pelivimetry face, the reading numerical values L from digital displays, the measurement point reading
Value subtracts Rib Thickness nominal value L, as measurement position thickness deviation △ L；
It is measured Rib Thickness deviation calculation formula：
△L =Ls-L
△ L --- measurement position thickness deviation, unit mm；
Ls ——Reading numerical values on display, unit mm；
L——Strengthening tendons thickness nominal value, unit mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510389799.2A CN105091712B (en) | 2015-07-06 | 2015-07-06 | Digital car axle box Rib Thickness measuring instrument and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510389799.2A CN105091712B (en) | 2015-07-06 | 2015-07-06 | Digital car axle box Rib Thickness measuring instrument and its application method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105091712A CN105091712A (en) | 2015-11-25 |
| CN105091712B true CN105091712B (en) | 2018-04-06 |
Family
ID=54572677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510389799.2A Expired - Fee Related CN105091712B (en) | 2015-07-06 | 2015-07-06 | Digital car axle box Rib Thickness measuring instrument and its application method |
Country Status (1)
| Country | Link |
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| CN (1) | CN105091712B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2202304Y (en) * | 1994-05-06 | 1995-06-28 | 黄铭辉 | Gauge for measuring reduction of thickness |
| CN2273845Y (en) * | 1996-06-06 | 1998-02-04 | 哈尔滨铁路局计量测试中心 | Digital display axle diameter gauge for railway locomotives and cars |
| JP2002213903A (en) * | 2001-01-24 | 2002-07-31 | Hitachi Chem Co Ltd | Instrument for measuring thickness |
| CN101738152A (en) * | 2009-12-17 | 2010-06-16 | 无锡透平叶片有限公司 | Improved measuring instrument for measuring wall thickness of hollow workpiece |
| CN201653324U (en) * | 2010-04-28 | 2010-11-24 | 云南中科鑫圆晶体材料有限公司 | Flaky material thickness measuring device |
| CN104359374A (en) * | 2014-11-11 | 2015-02-18 | 上海无线电设备研究所 | Device and method for manually measuring normal thickness of large cavity deep radome |
| CN205079705U (en) * | 2015-07-06 | 2016-03-09 | 何可人 | Digital passenger train axle box strengthening rib thickness gauge |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104111014B (en) * | 2013-04-22 | 2017-02-08 | 富泰华工业（深圳）有限公司 | Dimension measuring device |
-
2015
- 2015-07-06 CN CN201510389799.2A patent/CN105091712B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2202304Y (en) * | 1994-05-06 | 1995-06-28 | 黄铭辉 | Gauge for measuring reduction of thickness |
| CN2273845Y (en) * | 1996-06-06 | 1998-02-04 | 哈尔滨铁路局计量测试中心 | Digital display axle diameter gauge for railway locomotives and cars |
| JP2002213903A (en) * | 2001-01-24 | 2002-07-31 | Hitachi Chem Co Ltd | Instrument for measuring thickness |
| CN101738152A (en) * | 2009-12-17 | 2010-06-16 | 无锡透平叶片有限公司 | Improved measuring instrument for measuring wall thickness of hollow workpiece |
| CN201653324U (en) * | 2010-04-28 | 2010-11-24 | 云南中科鑫圆晶体材料有限公司 | Flaky material thickness measuring device |
| CN104359374A (en) * | 2014-11-11 | 2015-02-18 | 上海无线电设备研究所 | Device and method for manually measuring normal thickness of large cavity deep radome |
| CN205079705U (en) * | 2015-07-06 | 2016-03-09 | 何可人 | Digital passenger train axle box strengthening rib thickness gauge |
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|---|---|
| CN105091712A (en) | 2015-11-25 |
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Effective date of registration: 20180129 Address after: 451191 Henan city of Zhengzhou province Xinzheng city Henan South Lake College Career Academy Applicant after: Henan Mechanical and Electrical Vocational College Address before: Qingfeng Street 27 District 450000 in Henan province Zhengzhou City Hospital No. 2 Building No. 1 of No. 16 Applicant before: He Keren |
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