CN207850221U - A kind of high speed motor car oil-pressure damper pressure cylinder end pulsation measurement cubing - Google Patents
A kind of high speed motor car oil-pressure damper pressure cylinder end pulsation measurement cubing Download PDFInfo
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- CN207850221U CN207850221U CN201721907384.0U CN201721907384U CN207850221U CN 207850221 U CN207850221 U CN 207850221U CN 201721907384 U CN201721907384 U CN 201721907384U CN 207850221 U CN207850221 U CN 207850221U
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Abstract
The utility model is related to a kind of high speed motor car oil-pressure damper pressure cylinder end pulsation measurement cubings, including：Supporting mandrel, end surface supporting plate, supporting member, block, dial gauge and bottom plate, wherein, one end of the supporting mandrel and a side plane of the end surface supporting plate are fixedly linked, multiple supporting members are fixed on the outer wall of the supporting mandrel, for the supporting-point as the pressure inside wall of cylinder；The block is set on a side plane of the end surface supporting plate, for being contacted with the pressure cylinder end face；The dial gauge is set on another side plane of the end surface supporting plate, the jerk value for measuring the pressure cylinder end face；The bottom plate is connected with the end surface supporting plate with angle, and the supporting mandrel is made to form an angle with the sole shape, and then the pressure cylinder is made so that pressure cylinder end face is close to block according to dead weight.The utility model has the characteristics that accuracy is high, improves production efficiency, mitigates hand labor intensity.
Description
Technical field
The utility model belongs to rail locomotive ride-control technical field of producing, and in particular to a kind of high speed motor car
Oil-pressure damper pressure cylinder end pulsation measurement cubing.
Background technology
The overall trip speed of China's high speed motor car is inevitably generated from 200km/h to 350km/h, when high-speed cruising shakes
It is dynamic, and the oil-pressure damper of high speed motor car is exactly that the vibration of vehicle decays rapidly, makes important zero of vehicle held stationary
Part.During oil-pressure damper is manufactured, the jerk value of pressure cylinder end face is to ensure that the important technology of damper quality is wanted
It asks, because detection benchmark is inner hole centreline, therefore the method used in usual detection is to make the very high plug of a precision
Pierce into pressure cylinder, then by plug be mounted on two it is top between measure, different endoporus need to make different plugs, installation
The process of plug also more clear time-consuming, it is difficult to which the inspection for carrying out batch, the requirement to inspection personnel are relatively high.
Utility model content
The utility model is in view of the deficiencies of the prior art, it is proposed that a kind of high speed motor car oil-pressure damper pressure cylinder end face jump
It is dynamic to measure cubing, first, the end face run-out detection of the pressure cylinder of a certain range of different diameter of bores can be applicable in, second is that inspection
It surveys efficient, third, requiring the operation of inspection personnel low, plays the accuracy of raising, improve production efficiency, mitigate artificial labor
The purpose of fatigue resistance.
In order to solve the above technical problems, the technical solution that the utility model is taken is：
The utility model proposes a kind of high speed motor car oil-pressure damper pressure cylinder end pulsation measurement cubings, including：Branch
Hold mandrel, end surface supporting plate, supporting member, block, dial gauge and bottom plate, wherein one end of the supporting mandrel and the end
One side plane of surface bearing plate is fixedly linked, and multiple supporting members are fixed on the outer wall of the supporting mandrel, for making
For the supporting-point of the pressure inside wall of cylinder；The block is set on a side plane of the end surface supporting plate, for it is described
Pressure cylinder end face contacts；The dial gauge is set on another side plane of the end surface supporting plate, for measuring the pressure
The jerk value in cylinder end face；The bottom plate is connected with the end surface supporting plate with angle, makes the supporting mandrel and the bottom plate
Shape forms an angle, and then the pressure cylinder is made so that pressure cylinder end face is close to block according to dead weight.
Further, the quantity of the block is two, and is symmetrically arranged in the both sides of the supporting mandrel.
Further, the quantity of the supporting member is four, and the first half in the supporting mandrel is symmetrically arranged
On outer wall, when the pressure cylinder is socketed in the supporting mandrel, the inner wall of the pressure cylinder is close to the supporting member.
Further, the supporting member is accurate steel ball.
Further, the dial gauge is connected with the other side flat thread of the end surface supporting plate.
Further, the angle that the supporting mandrel is formed with the bottom plate is 20 °.
Further, the block is made of hard material.
The beneficial effects of the utility model include at least：High speed motor car oil-pressure damper pressure cylinder described in the utility model
End pulsation measurement cubing, using be inner circle point of contact as inner surface benchmark, meet the benchmark requirement of drawing, while can be with
The pressure cylinder being applicable within the scope of different diameter of bores will not be because of pressure cylinder because the reason of it is conducted oneself with dignity makes end face be tightly attached on block
Rotation, and axially retrogressing make measurement generate error, in measurement method only need to put the pressure cylinder in range into support core
Axis, pressure cylinder can voluntarily slide into measure position generate initial reading, it is easy to operate, only inspection personnel need to be carried out basic adjustment and
Training on operation substantially increases inspection efficiency, and batch may be implemented and check without carrying out complicated operation.
Description of the drawings
Fig. 1 is the utility model detection tool structure schematic diagram.
Fig. 2 is the utility model cubing front view.
Fig. 3 is the K of Fig. 2 to schematic diagram.
Fig. 4 is the enlarged drawing embodiment one of Fig. 3.
Fig. 5 is the enlarged drawing embodiment two of Fig. 3.
Fig. 6 is the utility model cubing operation chart.
Wherein, supporting mandrel 1, accurate steel ball 2, end surface supporting plate 3, dial gauge 4, block 5, bottom plate 6, pressure cylinder 7, measurement
Position 8.
Specific implementation mode
In order to enable those skilled in the art to better understand the technical solutions of the present invention, below in conjunction with specific implementation
The utility model is described in further detail for example.The embodiments described below is exemplary, and is only used for explaining this practicality
It is novel, and should not be understood as limiting the present invention.Particular technique or condition are not specified in embodiment, according to this field
Technology or condition described in interior document are carried out according to product description.
Embodiment according to the present utility model, Fig. 1 are the utility model detection tool structure schematic diagram, and Fig. 2 is the utility model
Cubing front view, Fig. 3 be Fig. 2 K to schematic diagram, referring to Fig.1 shown in -3, high speed motor car oil pressure vibration damping described in the utility model
Device pressure cylinder end pulsation measurement cubing, including：Supporting mandrel, end surface supporting plate, supporting member, block, dial gauge and bottom plate,
Wherein, one end of the supporting mandrel and a side plane of the end surface supporting plate are fixedly linked, and multiple supporting members are solid
Due on the outer wall of the supporting mandrel, it to be used for the supporting-point as the pressure inside wall of cylinder；The block is set to the end
On one side plane of surface bearing plate, for being contacted with the pressure cylinder end face；The dial gauge is set to the end surface supporting plate
Another side plane on, the jerk value for measuring the pressure cylinder end face；The bottom plate has folder with the end surface supporting plate
Angle is connected, and so that the supporting mandrel is formed an angle with the sole shape, and then the pressure cylinder is made to make pressure cylinder according to dead weight
It is close to block end face.
The quantity of some embodiments according to the present utility model, the block is two, and is symmetrically arranged in described
The both sides of supporting mandrel.
The quantity of some embodiments according to the present utility model, the supporting member is four, is symmetrically arranged in institute
It states on the first half outer wall of supporting mandrel, when the pressure cylinder is socketed in the supporting mandrel, the inner wall of the pressure cylinder
It is close to the supporting member.
Some embodiments according to the present utility model, the supporting member are accurate steel ball.
Some embodiments according to the present utility model, the other side flat thread of the dial gauge and the end surface supporting plate
It is connected.
Some embodiments according to the present utility model, the supporting mandrel are 20 ° with the angle α that the bottom plate is formed.
Some embodiments according to the present utility model, the block are made of hard material.
Some embodiments according to the present utility model, Fig. 4 is the enlarged drawing embodiment one of Fig. 3, described with reference to shown in Fig. 4
The axle center of pressure cylinder and the supporting mandrel are concentric, and the inner wall of pressure cylinder and the accurate ball surfaces are tangent, press at this time
The outer diameter that the diameter of bore D of power cylinder is equal to the supporting mandrel is protruded with the accurate steel balls on the surface of the supporting mandrel
The sum of partial thickness.
Other embodiments according to the present utility model, Fig. 5 are the enlarged drawing embodiment two of Fig. 3, referring to Figure 5, institute
The axle center of the axle center of stating pressure cylinder and the supporting mandrel not on the same line, and the upper inside wall of pressure cylinder and the precision
Ball surfaces are tangent, at this time the diameter of bore D of pressure cylinder be more than the supporting mandrel outer diameter with the accurate steel balls described
The sum of the thickness of protrusion on the surface of supporting mandrel, specific difference can be 20mm or so.
Embodiment according to the present utility model, Fig. 6 is the utility model cubing operation chart, with reference to shown in Fig. 6, this reality
With a kind of 20 ° of supporting mandrel 1 with angle of new design, the accurate steel ball 2 of same core is installed as bearing in supporting mandrel,
End surface supporting of the block 5 as pressure cylinder is installed on end surface supporting plate 3, while dial gauge 4 being fixed on and measures endface, is surveyed
Pressure cylinder is put into supporting mandrel when amount, using accurate steel balls as supporting-point, at this moment supporting-point is equivalent to inscribe, preferably
Benchmark is had found, while so that pressure cylinder end face is in close contact with block conducive to the dead weight of pressure cylinder, pressure cylinder can voluntarily slide into survey
Position is measured, dial gauge can show initial value at this time, rotational pressure cylinder, and dial gauge can carry out up time according to the jerk value of end face, pointer
Needle rotates counterclockwise, and the maximum value of indicator is exactly the end face run-out amount of pressure cylinder.
Inventor's discovery, high speed motor car oil-pressure damper pressure cylinder end pulsation measurement cubing described in the utility model,
Using be inner circle point of contact as inner surface benchmark, meet the benchmark requirement of drawing, while different diameter of bores can be applicable in
Pressure cylinder in range will not be because of the rotation of pressure cylinder, and after axial direction because the reason of it is conducted oneself with dignity makes end face be tightly attached on block
Moving back makes measurement generate error, only into the pressure cylinder in range need to be put to supporting mandrel in measurement method, pressure cylinder can be slided voluntarily
Initial reading is generated to position is measured, it is easy to operate, basic adjustment and training on operation only need to be carried out to inspection personnel, greatly improved
Inspection efficiency may be implemented batch and check without carrying out complicated operation.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
Identical embodiment or example need not be directed to by stating.Moreover, particular features, structures, materials, or characteristics described can be
It can be combined in any suitable manner in any one or more embodiments or example.In addition, without conflicting with each other, this field
Technical staff can carry out the feature of different embodiments or examples described in this specification and different embodiments or examples
In conjunction with and combination.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments, meanwhile, for those of ordinary skill in the art, foundation
The thought of the application, there will be changes in the specific implementation manner and application range.
Claims (7)
1. a kind of high speed motor car oil-pressure damper pressure cylinder end pulsation measurement cubing, which is characterized in that including：Supporting mandrel,
End surface supporting plate, supporting member, block, dial gauge and bottom plate, wherein
One end of the supporting mandrel and a side plane of the end surface supporting plate are fixedly linked, and multiple supporting members are fixed
In on the outer wall of the supporting mandrel, it to be used for the supporting-point as the pressure inside wall of cylinder；
The block is set on a side plane of the end surface supporting plate, for being contacted with the pressure cylinder end face；
The dial gauge is set on another side plane of the end surface supporting plate, the bounce for measuring the pressure cylinder end face
Amount；
The bottom plate is connected with the end surface supporting plate with angle, and the supporting mandrel is made to form certain folder with the bottom plate
Angle, and then the pressure cylinder is made so that pressure cylinder end face is close to block according to dead weight.
2. high speed motor car oil-pressure damper pressure cylinder end pulsation measurement cubing according to claim 1, which is characterized in that
The quantity of the block is two, and is symmetrically arranged in the both sides of the supporting mandrel.
3. high speed motor car oil-pressure damper pressure cylinder end pulsation measurement cubing according to claim 1, which is characterized in that
The quantity of the supporting member is four, is symmetrically arranged on the first half outer wall of the supporting mandrel, when the pressure
When cylinder sleeve is connected in the supporting mandrel, the inner wall of the pressure cylinder is close to the supporting member.
4. high speed motor car oil-pressure damper pressure cylinder end pulsation measurement cubing according to claim 3, which is characterized in that
The supporting member is accurate steel ball.
5. high speed motor car oil-pressure damper pressure cylinder end pulsation measurement cubing according to claim 3, which is characterized in that
The dial gauge is connected with the other side flat thread of the end surface supporting plate.
6. high speed motor car oil-pressure damper pressure cylinder end pulsation measurement cubing according to claim 1, which is characterized in that
The angle that the supporting mandrel is formed with the bottom plate is 20 °.
7. high speed motor car oil-pressure damper pressure cylinder end pulsation measurement cubing according to claim 2, which is characterized in that
The block is made of hard material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721907384.0U CN207850221U (en) | 2017-12-30 | 2017-12-30 | A kind of high speed motor car oil-pressure damper pressure cylinder end pulsation measurement cubing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721907384.0U CN207850221U (en) | 2017-12-30 | 2017-12-30 | A kind of high speed motor car oil-pressure damper pressure cylinder end pulsation measurement cubing |
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| Publication Number | Publication Date |
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| CN207850221U true CN207850221U (en) | 2018-09-11 |
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| CN201721907384.0U Active CN207850221U (en) | 2017-12-30 | 2017-12-30 | A kind of high speed motor car oil-pressure damper pressure cylinder end pulsation measurement cubing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108050908A (en) * | 2017-12-30 | 2018-05-18 | 深圳市中车业成实业有限公司 | A kind of high speed motor car oil-pressure damper pressure cylinder end pulsation measurement cubing |
-
2017
- 2017-12-30 CN CN201721907384.0U patent/CN207850221U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108050908A (en) * | 2017-12-30 | 2018-05-18 | 深圳市中车业成实业有限公司 | A kind of high speed motor car oil-pressure damper pressure cylinder end pulsation measurement cubing |
| CN108050908B (en) * | 2017-12-30 | 2024-06-04 | 深圳市业成实业有限公司 | Measuring gauge for runout of pressure cylinder end surface of oil pressure shock absorber of high-speed motor train |
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Address after: No. 8052, Yuanshan international road, 100d2, Zhongshan District, Guangdong Province Patentee after: Shenzhen Yecheng Industrial Co.,Ltd. Address before: No. 8052, Yuanshan international road, 100d2, Zhongshan District, Guangdong Province Patentee before: SHENZHEN ZHONGCHE YECHENG INDUSTRIAL Co.,Ltd. |
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