CN204788179U - Detection apparatus for rail train wheel rolling tread circle diameter - Google Patents
Detection apparatus for rail train wheel rolling tread circle diameter Download PDFInfo
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- CN204788179U CN204788179U CN201520386074.3U CN201520386074U CN204788179U CN 204788179 U CN204788179 U CN 204788179U CN 201520386074 U CN201520386074 U CN 201520386074U CN 204788179 U CN204788179 U CN 204788179U
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- detection ruler
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Abstract
The utility model discloses a detection apparatus for rail train wheel rolling tread circle diameter, including arranging in detection ruler in the wheel on the rim face, the one end of detection ruler is equipped with the fixed piece that detects, the other end of detection ruler is equipped with the activity and detects the piece, fixed detect piece and activity detect the piece with the contact of the high department of the interior rim face of distance settlement detects wheel rolling tread circle diameter on the wheel, detection method utilizes foretell rail train wheel rolling tread circle diameter detection device to realize that wheel rolling tread circle diameter detects, the utility model discloses can not only realize vehicle finished product rolling tread circle diameter size detection, and can detect rolling tread circle circularity that it is convenient not only to detect, and detection accuracy is high.
Description
Technical field
The utility model relates to the measuring technique of wheel for track physical dimension, is specifically related to the pick-up unit of track train wheel rolling circular diameter.
Background technology
Track train mainly comprises locomotive, load truck, passenger vehicle and EMU and city railway train etc.Wheel is parts the most basic in all parts of track train, carries the main mission of supported cart body weight and train traveling, is one of critical component affecting train driving security and stability.At present, China's track train is just towards high speed, heavily loaded future development.The increase that the raising of train speed, axle weigh.The load situation that wheel as the important load bearing component of track train is born is more and more severe, and the wearing and tearing of wheel are more serious.In order to reduce the wearing and tearing of wheel, extend life-span of wheel, except considering from wheel material, rational wheel forming technology flow process to guaranteeing wheel inherent quality, outer shape size and outward appearance precision also significant.
But because the technique process of wheel profile size is complicated, controling parameters is complicated, check detection of complex, all the time domestic wheel profile size detection mainly contact measurement manually, measure cubing original coarse, precision is low, work efficiency is not high, and is affected by human factors very large.Especially to the measurement of the physical dimension of wheel rolling circular diameter part, because be the complicated size in space, and ineffective and accurate survey instrument, be therefore difficult to reach desirable effect.Existing detection mode not only makes the production cost of enterprise remain high, and error and misjudgement that measurement also often occurs cause user to propose quality objection, particularly has a strong impact on raising and the further development of production efficiency.How detecting that the physical dimension of wheel has become the technical bottleneck of the restriction wheel quality of production and efficiency accurately and fast, being broken through in the urgent need to researching and developing a kind of novel measurement cubing technology.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides one not only easy to detect, and the pick-up unit of the high track train wheel rolling circular diameter of accuracy in detection.
To achieve these goals, the technical solution adopted in the utility model is:
This track train wheel rolling circular diameter pick-up unit, comprise the detection ruler be placed in described wheel on rim face, one end of described detection ruler is provided with fixed test block, and the other end of described detection ruler is provided with motion detection block; The side contacts at setting height place, rim face in distance on described fixed test block and described wheel, described motion detection block contacts with the opposite side at setting height place, rim face in distance on described wheel.
The L shaped plate that described fixed test block is connected with described detection ruler by one end and be located at the detection head that described L shaped plate contacts with setting height place, rim face in distance on described wheel and form.
The L shaped plate of described fixed test block and described detection ruler are integral type structure, and the L shaped plate of described fixed test block is made up of after twice bending detection ruler one end.
Described motion detection block comprises the locating piece be enclosed within described detection ruler and the L shaped plate be connected with described locating piece, also comprises the detection head being located at and described L shaped plate contacts with setting height place, rim face in distance on described wheel.
As a kind of embodiment, described detection ruler is provided with the projection be placed on described hub for vehicle wheel between described fixed test block and described motion detection block.
The cushion block with rim face laminating in described wheel is respectively equipped with between described detection ruler projection and fixed test block and between projection and motion detection block.
As another embodiment, described detection ruler is provided with the benchmark adjustment cushion block with rim face laminating in described wheel between described fixed test block and described motion detection block.
Described detection ruler regulates between cushion block at described benchmark and is provided with holding block.
Described detection ruler is digital display calliper, and described locating piece is the chi frame be located on described detection ruler, and described chi frame is provided with electronical display window and controls button.
Described detection ruler is provided with scale mark, and on described detection ruler and the detection head parallel position place of described fixed test block is zero point; Described locating piece near the detection head of described motion detection block end face be connected to L shaped plate on described locating piece near the side of the detection head of described motion detection block at grade.
The utility model has the advantage of: the pick-up unit of this kind of track train wheel rolling circular diameter, detection ruler to be placed in wheel on rim face, the detection head of fixed test block is contacted from setting height place, interior rim face with wheel tracks; Mobile motion detection block, makes the detection head of motion detection block contact from setting height place, interior rim face with wheel tracks; Be fixed the distance detecting block and motion detection interblock, namely obtain the detected value of setting height H place, rim face wheel finished product external diameter in distance on wheel, realize wheel finished product rolling circle and detect; This pick-up unit can not only realize vehicle finished product rolling circle diameter dimension and detect, and can detect rolling circle circularity, not only easy to detect, and accuracy in detection is high.
Accompanying drawing explanation
Mark in the content expressed each width accompanying drawing of the utility model instructions below and figure is briefly described:
Fig. 1 is the working state schematic representation of the utility model track train wheel rolling circular diameter pick-up unit.
Fig. 2 is the structural representation of a kind of embodiment of the utility model track train wheel rolling circular diameter pick-up unit.
Fig. 3 is the structural representation of the another kind of embodiment of the utility model track train wheel rolling circular diameter pick-up unit.
Mark in above-mentioned figure is:
1, detection ruler, 2, fixed test block, 3, motion detection block, 4, L shaped plate, 5, detection head, 6, locating piece, 7, protruding, 8, cushion block, 9, sleeve, 10, benchmark regulates cushion block, and 11, hold block, 12, chi frame, 13, data display window, 14, control button, 15, hub for vehicle wheel, 16, rim face in vehicle, 17, scale.
Embodiment
Contrast accompanying drawing below, by the description to optimum embodiment, embodiment of the present utility model is described in further detail.
As shown in Figure 1, Figure 2 and Figure 3, this kind of track train wheel rolling circular diameter pick-up unit, comprise the detection ruler 1 be placed in wheel on rim face 16, one end of detection ruler 1 is provided with fixed test block 2, and the other end of detection ruler 1 is provided with motion detection block 3; The side contacts at setting height place, rim face in distance on fixed test block 2 and wheel, motion detection block 3 contacts with the opposite side at setting height place, rim face in distance on wheel.
Detection ruler 1 makes according to the corresponding size of satisfactory standard vehicle, to be placed in by detection ruler 1 in wheel on rim face 16, the detection head 5 of fixed test block 2 is contacted from setting height place, interior rim face with wheel tracks; Mobile motion detection block 3, makes the detection head 5 of motion detection block 3 contact from setting height place, interior rim face with wheel tracks; Be fixed the distance detected between block 2 and motion detection block 3, namely obtain the detected value of setting height H place, rim face wheel finished product external diameter in distance on wheel, realize wheel finished product rolling circle and detect; This pick-up unit can not only realize vehicle finished product rolling circle diameter dimension and detect, and can detect rolling circle circularity, not only easy to detect, and accuracy in detection is high.
The utility model is mainly selected with rim face in wheel finished product for benchmark, and on measurement wheel, setting height H place, rim face wheel finished product external diameter in distance, realizes the detection of wheel rolling circular diameter, judge whether wheel rolling circular diameter meets the requirements with this.Here setting height H refers to the definite value specified by standard, agreement, technical conditions etc., if iron mark regulation H is 70mm, determines the location dimension of rolling circle, to judge whether wheel rolling circular diameter meets the requirements.
Further, the L shaped plate 4 that is connected with detection ruler 1 by one end of fixed test block 2 and be located at the detection head 5 that L shaped plate 4 contacts with setting height place, rim face in distance on wheel and form.The L shaped plate 4 of fixed test block 2 makes the detection head 5 of fixed test block 2 just contact with setting height place, rim face in vehicle distances, makes reliably easy to detect.Preferably, L shaped plate 4 and the detection ruler 1 of fixed test block 2 are integral type structure, and the L shaped plate 4 of fixed test block 2 is made up of after twice bending detection ruler 1 one end; Detection head 5 and the L shaped plate 4 of fixed test block 2 removably connect, and after detection head 5 damage of such fixed test block 2, disassembling, assembling and replacing is convenient.Detection head 5 length of fixed test block 2 meets detection ruler 1 and to be placed in wheel after on rim face 16, and the detection head 5 of fixed test block 2 can contact with setting height place, rim face in vehicle distances.
Further, motion detection block 3 comprises the locating piece 6 be enclosed within detection ruler 1 and the L shaped plate 4 be connected with locating piece 6, also comprises the detection head 5 being located at and L shaped plate 4 contacts with setting height place, rim face in distance on wheel.Locating piece 6 can move on detection ruler 1, contacts with setting height place, rim face in distance on wheel to make the detection head 5 of motion detection block 3.The L shaped plate 4 that fixed test block 2 and motion detection block 3 adopt is identical with detection head 5 structure, and so not only cost is lower, and has interchangeability, makes this pick-up unit highly versatile.
As a kind of embodiment, as shown in Figure 2, detection ruler 1 has the projection 7 be placed on hub for vehicle wheel 15 between fixed test block 2 and motion detection block 3.Protruding 7 is inverted U-shaped, and the top of protruding 7 tops and detection ruler 1 parallels, and protruding 7 both sides are vertical with detection ruler 1 top; Preferably, projection 7 and detection ruler 1 are integral type structure.When detection ruler 1 to be placed in wheel on rim face 16, detection ruler 1 projection 7 is just enclosed within hub for vehicle wheel 15, to make detection ruler 1 contact with rim face 16 laminating in wheel, and raising accuracy in detection.
Further, on protruding 7, cover has sleeve 9, facilitates taking of detection ruler 1, and provides protection when taking to detection ruler 1.
As further preferred version, between detection ruler 1 projection 7 and fixed test block 2 and between protruding 7 and motion detection block 3, be respectively equipped with the cushion block 8 of fitting with rim face 16 in wheel; Detection ruler 1 is fitted by rim face 16 in cushion block 8 and wheel, using cushion block 8 as detection and location benchmark, further can improve accuracy in detection.
As another embodiment, as shown in Figure 3, detection ruler 1 is provided with the benchmark adjustment cushion block 10 of fitting with rim face 16 in wheel between fixed test block 2 and motion detection block 3, benchmark on detection ruler 1 regulates rim face 16 in cushion block 10 and wheel to fit, detection ruler 1 is ruler structure, and the scale 17 on detection ruler 1 makes simple and convenient.
As further preferred version, detection ruler 1 regulates between cushion block 10 at benchmark and is provided with holding block 11.Same holding block 11 not only facilitates taking of detection ruler 1, and provides protection when taking to detection ruler 1.
As further preferred scheme, detection ruler 1 is digital display calliper, and locating piece 6 comprises the chi frame 12 be located on detection ruler 1, and chi frame 12 is provided with data display window 13 and controls button 14.Digital display calliper reading is directly perceived, convenient, improves further and detects convenience.
Detection ruler 1 is provided with scale 17, and on the detection ruler 1 and detection head 5 parallel position place of fixed test block 2 is zero point; Locating piece 6 near the detection head 5 of motion detection block 3 end face be connected to the L shaped plate 4 on described locating piece 6 near the side of the detection head 5 of motion detection block 3 at grade.Detection head 5 position of fixed test block 2 is zero point, the scale mark reading of locating piece 6 near the position, side of detection head 5 of such motion detection 5 is the detection head 5 of wheel rolling circular diameter and motion detection block 3 and the total length of L shaped plate 4 one end L that is connected with detection head 5, the detection head 5 reading being deducted motion detection block 3 and the length L of L shaped plate 4 one end be connected with detection head 5, can obtain wheel rolling circular diameter D.
Reading on detection ruler 1 is obtained by reading locating piece 6 position scale 17 or is directly shown by the data display window 13 of digital display calliper.
The detection operating process of this kind of track train wheel rolling circular diameter pick-up unit is as follows:
Detection ruler 1 to be placed in wheel on rim face 16, the detection head 5 of fixed test block 2 is contacted from setting height place, interior rim face with wheel tracks; Mobile motion detection block 3, makes the detection head 5 of motion detection block 3 contact from setting height place, interior rim face with wheel tracks; Read the reading of locating piece 6 on detection ruler 1, the detection head 5 reading being deducted motion detection block 3 and the length L of L shaped plate 4 one end be connected with detection head 5, obtain wheel rolling circular diameter measured value for the first time;
Detect identical operation by above-mentioned first time after inspection chi is rotated 90 degree to detect from setting height place, interior rim face wheel tracks, obtain wheel rolling circular diameter second time measured value;
Judge whether wheel rolling circular diameter meets the requirements according to first time measured value with second time measured value twice measured value; Whether twice measured value is that the perpendicular orientation measurement of wheel finished product obtains for twice, therefore can not only detect wheel rolling circle diameter and meet the requirements, and whether can detect wheel oval, detects vehicle rolling circle circularity;
If twice measured value is all identical with wheel rolling circular diameter setting value, then wheel is certified products;
If twice measured value is different, and the half of the difference of twice measured value is less than or equal to the half of rolling circle circularity permissible variation, then wheel is certified products, and the little value in record twice measured value is wheel rolling circular diameter D;
If twice measured value is different, and the half of the difference of twice measured value is greater than rolling circle circularity permissible variation, then wheel is unacceptable product;
If twice measured value is different, and the half that the half of the difference of twice measured value is greater than rolling circle circularity permissible variation is less than rolling circle circularity permissible variation simultaneously, then need to get three groups of check points, between adjacent check point, angle is 60 °, adopt above-mentioned first time to detect identical operation and detection is re-started to wheel, and obtain three detection data, detect data according to three times and judge whether wheel rolling circular diameter meets the requirements;
The extreme difference detecting data as three times is less than or equal to rolling circle circularity permissible variation, then wheel is certified products, and the intermediate value that record detects in data for three times is wheel rolling circular diameter D;
The extreme difference detecting data as three times is greater than rolling circle circularity permissible variation, then wheel is unacceptable product.
Extreme difference is three differences detecting maxima and minima in data.
When the half that the half of the difference of twice measured value is greater than rolling circle circularity permissible variation is less than rolling circle circularity permissible variation simultaneously, wheel being determined, three positions are as three groups of check points, between adjacent check point, angle is the detection of 60 °, specific operation process is: to be placed in by detection ruler 1 in wheel on rim face 16, the detection head 5 of fixed test block 2 is contacted from setting height place, interior rim face with wheel tracks; Mobile motion detection block 3, makes the detection head 5 of motion detection block 3 contact from setting height place, interior rim face with wheel tracks; Read the reading of locating piece 6 on detection ruler 1, the detection head 5 reading being deducted motion detection block 3 and the length of L shaped plate 4 one end be connected with detection head 5, obtain wheel rolling circular diameter measured value for the first time; Detect identical operation by first time after inspection chi is rotated 60 degree to detect from setting height place, interior rim face wheel tracks, obtain wheel rolling circular diameter second time measured value; Detect identical operation by first time after inspection chi is rotated 60 degree again to detect from setting height place, interior rim face wheel tracks, obtain wheel rolling circular diameter third time measured value.
This kind of track train wheel rolling circular diameter pick-up unit and detection method, on the basis of multianalysis domestic and international wheel for track physical dimension detection technique current situation, further investigate from the gordian technique of aspect to wheel profile size detection such as efficiently and accurately location, the curving detection of high speed, the measurements of multiple location local quality, detect wheel physical dimension, realize the identification of unacceptable product, meet the technical scheme that wheel adopts; Wheel finished product rolling circle circularity and examine of diameter can be realized, simultaneously not only easy to detect, and accuracy in detection is high.
Obvious the utility model specific implementation is not subject to the restrictions described above, as long as have employed the improvement of the various unsubstantialities that method of the present utility model is conceived and technical scheme is carried out, all within protection domain of the present utility model.
Claims (10)
1. the pick-up unit of track train wheel rolling circular diameter, is characterized in that: comprise the detection ruler be placed in described wheel on rim face, and one end of described detection ruler is provided with fixed test block, and the other end of described detection ruler is provided with motion detection block; The side contacts at setting height place, rim face in distance on described fixed test block and described wheel, described motion detection block contacts with the opposite side at setting height place, rim face in distance on described wheel.
2. the pick-up unit of track train wheel rolling circular diameter as claimed in claim 1, is characterized in that: the L shaped plate that described fixed test block is connected with described detection ruler by one end and be located at the detection head that described L shaped plate contacts with setting height place, rim face in distance on described wheel and form.
3. the pick-up unit of track train wheel rolling circular diameter as claimed in claim 2, it is characterized in that: the L shaped plate of described fixed test block and described detection ruler are integral type structure, the L shaped plate of described fixed test block is made up of after twice bending detection ruler one end.
4. the pick-up unit of track train wheel rolling circular diameter as claimed in claim 3, it is characterized in that: described motion detection block comprises the locating piece be enclosed within described detection ruler and the L shaped plate be connected with described locating piece, also comprise the detection head being located at and described L shaped plate contacts with setting height place, rim face in distance on described wheel.
5. the pick-up unit of track train wheel rolling circular diameter as claimed in claim 4, is characterized in that: described detection ruler is provided with the projection be placed on described hub for vehicle wheel between described fixed test block and described motion detection block.
6. the pick-up unit of track train wheel rolling circular diameter as claimed in claim 5, is characterized in that: be respectively equipped with the cushion block with rim face laminating in described wheel between described detection ruler projection and fixed test block and between projection and motion detection block.
7. the pick-up unit of track train wheel rolling circular diameter as claimed in claim 4, is characterized in that: described detection ruler is provided with the benchmark adjustment cushion block with rim face laminating in described wheel between described fixed test block and described motion detection block.
8. the pick-up unit of track train wheel rolling circular diameter as claimed in claim 7, is characterized in that: described detection ruler regulates between cushion block at described benchmark and is provided with holding block.
9. the pick-up unit of the track train wheel rolling circular diameter as described in any one of claim 4-8, it is characterized in that: described detection ruler is digital display calliper, described locating piece is the chi frame be located on described detection ruler, and described chi frame is provided with electronical display window and controls button.
10. the pick-up unit of track train wheel rolling circular diameter as claimed in claim 9, is characterized in that: described detection ruler is provided with scale mark, and on described detection ruler and the detection head parallel position place of described fixed test block is zero point; Described locating piece near the detection head of described motion detection block end face be connected to L shaped plate on described locating piece near the side of the detection head of described motion detection block at grade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520386074.3U CN204788179U (en) | 2015-06-04 | 2015-06-04 | Detection apparatus for rail train wheel rolling tread circle diameter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520386074.3U CN204788179U (en) | 2015-06-04 | 2015-06-04 | Detection apparatus for rail train wheel rolling tread circle diameter |
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| CN204788179U true CN204788179U (en) | 2015-11-18 |
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| CN201520386074.3U Expired - Fee Related CN204788179U (en) | 2015-06-04 | 2015-06-04 | Detection apparatus for rail train wheel rolling tread circle diameter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104848766A (en) * | 2015-06-04 | 2015-08-19 | 马钢(集团)控股有限公司 | Detection apparatus of rail train wheel tread rolling circle diameter, and detection method thereof |
| CN109737907A (en) * | 2019-02-15 | 2019-05-10 | 扬州精善达伺服成形装备有限公司 | A kind of high-precision constant diameter cam maintenance ruler |
-
2015
- 2015-06-04 CN CN201520386074.3U patent/CN204788179U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104848766A (en) * | 2015-06-04 | 2015-08-19 | 马钢(集团)控股有限公司 | Detection apparatus of rail train wheel tread rolling circle diameter, and detection method thereof |
| CN104848766B (en) * | 2015-06-04 | 2018-01-02 | 马钢(集团)控股有限公司 | The detection means and its detection method of track train wheel rolling circular diameter |
| CN109737907A (en) * | 2019-02-15 | 2019-05-10 | 扬州精善达伺服成形装备有限公司 | A kind of high-precision constant diameter cam maintenance ruler |
| CN109737907B (en) * | 2019-02-15 | 2024-04-09 | 宁波精达成形装备股份有限公司 | High-precision constant-diameter cam maintenance ruler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20180604 |