CN104764382A - Dedicated detecting and measuring tool for point rail lowering value of manganese steel frog - Google Patents
Dedicated detecting and measuring tool for point rail lowering value of manganese steel frog Download PDFInfo
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- CN104764382A CN104764382A CN201510141573.0A CN201510141573A CN104764382A CN 104764382 A CN104764382 A CN 104764382A CN 201510141573 A CN201510141573 A CN 201510141573A CN 104764382 A CN104764382 A CN 104764382A
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- manganese steel
- main scale
- point rail
- steel frog
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Abstract
The invention relates to a dedicated detecting and measuring tool for a point rail lowering value of a manganese steel frog. The dedicated detecting and measuring tool for the point rail lowering value of the manganese steel frog comprises a main scale and a scale frame. The scale frame comprises a base part, an upper positioning scale, a lower positioning scale and a locking screw. The middle portion of one side of the base part is provided with a neck in a cut-through mode in the length direction, and the other side is provided with scales in the length direction. The base part is arranged on the main scale in a matched and clamped mode through the neck, and is slidably connected with the main scale in a matched mode. The upper positioning scale is formed by outward extending of the upper portion of the tail end of the base part. One side of the top end of the upper positioning scale protrudes and extends outward, and a detent scale is fixed on the protruding and extending portion. The lower positioning scale is formed by outward extending of the lower portion of the tail end of the base part. The two opposite sides of the lower positioning scale are each of an inclined face structure. The angle of one of inclined faces is 1:20. The locking screw is arranged on the middle portion of the bottom side of the base part. Fixing and relative moving of the scale frame and the main scale can be achieved by screwing or loosening the screw in real time. The dedicated detecting and measuring tool for the point rail lowering value of the manganese steel frog has the advantages of being simple in structural design, low in cost, convenient to operate and utilize, low in detecting difficulty, high in detecting accuracy, high in efficiency, high in universality, capable of accurately reflecting a detecting numerical value, and low in error.
Description
Technical field
The present invention relates to a kind of test measuring device, particularly relate to a kind of manganese steel frog point rail decreasing value dedicated test measurer.
Background technology
Manganese steel frog point rail decreasing value size belongs to railway frog category-A size, tolerance zone 0.5 ~ 1mm, decreasing value scope 0 ~ 10mmm.Central body of frog decreasing value affects the principal element of train smooth by railway frog, is also the key affecting frog wear, Years Of Service.At present in manufacturing process, railway frog decreasing value is realized by polishing or machine work, central body of frog decreasing value is one of critical size of railway frog, conventional sense mode utilizes two board foots or model to detect, detection mode is complicated, deviation is large, can not accurately and quantize to reflect central body of frog decreasing value.During detection, as shown in Figure 1, reference field is extended, with board foot vertical detection heart rail decreasing value A by 1 leveling ruler.Utilize this detection method, be not only difficult to operation, and metrical error is comparatively large, needs operator to have good detection experience.
As shown in Figure 1, use board foot to detect, efficiency is low for current detection mode and form, and error large (maximal accuracy deviation 0.5mm), is difficult to meet the higher railway frog of accuracy requirement.
Summary of the invention
For above problem, the invention provides a kind of structural design simple, reasonable, cost is low, easy for operation, detection difficulty is low, and accuracy of detection is high, efficiency is high, can detect numerical value by accurate response, error is little, the manganese steel frog point rail decreasing value dedicated test measurer of highly versatile.
Technical scheme of the present invention is as follows:
Above-mentioned manganese steel frog point rail decreasing value dedicated test measurer, comprises main scale and is installed in the chi frame on described main scale; Described chi frame comprises base portion, upper positioning rule, lower positioning rule and lock-screw; Described base portion side Middle face is through along its length offers draw-in groove, and another side is provided with scale along its length, described base portion to be arranged on described main scale by described pocket matches and with described main scale sliding connection; Described upper positioning rule is stretched out by the tail end top of described base portion to be formed, and its side, top outwards protrudes out and protrudes out position and is installed with screens chi; Described lower positioning rule is stretched out by the tail end bottom of described base portion to be formed, and its relative two sides all in ramp structure and the wherein angle on an inclined-plane are 1:20; Described lock-screw is installed in the middle part of the bottom side of described base portion, described chi frame and described main scale can be made to realize fixing or relative movement by screwing in real time or unclamping described screw.
Described manganese steel frog point rail decreasing value dedicated test measurer, wherein: the L-shaped structure of described screens chi, itself and described main scale is set in parallel and one end offers inclined-plane.
Described manganese steel frog point rail decreasing value dedicated test measurer, wherein: the overall L-shaped plate body structure of described main scale, its two sides are along its length equipped with scale.
Described manganese steel frog point rail decreasing value dedicated test measurer, wherein: a described lower positioning rule wherein angle is that the beveled top end of 1:20 also offers right angle platform terrace.
Described manganese steel frog point rail decreasing value dedicated test measurer, wherein: the thickness of described main scale is 6mm, the material of employing is 65 steel.
Described manganese steel frog point rail decreasing value dedicated test measurer, wherein: what described chi frame adopted is bearing steel.
Described manganese steel frog point rail decreasing value dedicated test measurer, wherein: the workplace of described test measuring device namely with measured workpiece contact portion hardness >=58HRC, measurement range is 0mm ~ 10mm.
Beneficial effect:
Manganese steel frog point rail decreasing value dedicated test measurer structural design of the present invention is simple, reasonable, cost is low, easy for operation, can reduction detection difficulty, improve accuracy of detection, accurately locate with railway frog 16mm line position and 1:x angle end face, detect heart rail decreasing value, numerical value can be detected and error is little by accurate response; Wherein, can according to testing requirement, central body of frog decreasing value refers to railway frog the reduces face discrepancy in elevation with the end face centroid rail that gauge line (16mm line) is benchmark, namely with the height dimension in the 1:20 end face centroid tread face of the starting point of 16mm line, adopt 16mm line anchor point and locating surface, can guarantee that measuring basis and decreasing value design detection reference and coincide, avoid the generation of measured deviation; Simultaneously, the detection of railway frog different section heart rail decreasing value can be carried out, by main scale back to zero, ensure that measurer contacts with wing rail end face and working edge gauge line (16mm line), slip main scale 1, detect central body of frog decreasing value, attention reading is front with lock-screw locking chi frame, measures to grab to be moved after effectively avoiding measurer to depart from workpiece.
Accompanying drawing explanation
Fig. 1 is the structural representation of manganese steel frog point rail decreasing value dedicated test measurer of the present invention;
Fig. 2 is that manganese steel frog point rail decreasing value dedicated test measurer of the present invention is applied to the schematic diagram detecting manganese steel frog point rail.
Embodiment
As shown in Fig. 1 to 2, manganese steel frog point rail decreasing value dedicated test measurer of the present invention, comprises main scale 1 and chi frame 2.
The overall L-shaped plate body structure of this main scale 1, its two sides are along its length equipped with scale; Wherein, the thickness of this main scale 1 is 6mm, and the material of employing is 65 steel (high-duty cast carbon structural steels).
This chi frame 2 coupling is installed on this main scale 1, and what it adopted is bearing steel (GCr15) and comprises base portion 21, upper positioning rule 22, lower positioning rule 23 and lock-screw 24.
The overall rectangular channel-shaped structure of this base portion 21, throughly along its length in the middle part of one side offers draw-in groove 211, and another side is provided with scale along its length, this base portion 21 to be arranged on this main scale 1 by draw-in groove 211 and with main scale 1 sliding connection.
On this, positioning rule 22 is stretched out by this base portion 21 tail end top to be formed, and its side, top outwards protrudes out and protrudes out position and is installed with screens chi 221; The L-shaped structure of this screens chi 221 and being set in parallel with this main scale 1, its one end offers inclined-plane.
This lower positioning rule 23 is stretched out by this base portion 21 tail end bottom to be formed, one side is ramp structure, relative another side angle is that 1:20 is (although design angle is 1:20, but be that 1:40 central body of frog decreasing value also can detect for tread face angle, measured deviation is minimum) and top offers right angle platform terrace.
This lock-screw 24 is installed in the middle part of this base portion 21 bottom side, chi frame 2 and main scale 1 can be made to realize fixing or relative sliding by screwing in real time or unclamping lock-screw 24.
Cleaning Principle of the present invention:
Dedicated test measurer of the present invention is placed in Fig. 2 workpiece 3 surface, measurer contacts with working edge 32 gauge benchmark with workpiece wing rail end face 31, realizes measurer and accurately locates, then slide up and down chi frame 2, main scale 1 head is contacted with central body of frog end face, heart rail decreasing value is detected.
Wherein, workplace (namely with the measured workpiece contact portion) hardness >=58HRC of manganese steel frog point rail decreasing value dedicated test measurer of the present invention, measurement range is 0mm ~ 10mm.
According to testing requirement, central body of frog decreasing value refers to railway frog the reduces face discrepancy in elevation with the end face centroid rail that gauge line (16mm line) is benchmark, namely with the height dimension in the 1:20 end face centroid tread face of the starting point of 16mm line, adopt 16mm line anchor point and locating surface, can guarantee that measuring basis and decreasing value design detection reference and coincide, avoid the generation of measured deviation.
The detection of railway frog different section heart rail decreasing value can be carried out, by main scale 1 back to zero, ensure that measurer contacts with wing rail end face and working edge gauge line (16mm line), slip main scale 1, detect central body of frog decreasing value, lock chi frame 2 with lock-screw 24 before noting reading, after avoiding measurer to depart from workpiece 3, measurement is grabbed and is moved.
Manganese steel frog point rail decreasing value dedicated test measurer structural design of the present invention is simple, rationally, easy for operation, detection difficulty is low, and accuracy of detection is high and efficiency is high, is suitable for propagation and employment.
The above is only preferred embodiment of the present invention, is not restriction the present invention being made to any other form, and any amendment done according to technical spirit of the present invention or equivalent variations, still belong to the present invention's scope required for protection.
Claims (7)
1. a manganese steel frog point rail decreasing value dedicated test measurer, comprises main scale and is installed in the chi frame on described main scale; It is characterized in that: described chi frame comprises base portion, upper positioning rule, lower positioning rule and lock-screw; Described base portion side Middle face is through along its length offers draw-in groove, and another side is provided with scale along its length, described base portion to be arranged on described main scale by described pocket matches and with described main scale sliding connection; Described upper positioning rule is stretched out by the tail end top of described base portion to be formed, and its side, top outwards protrudes out and protrudes out position and is installed with screens chi; Described lower positioning rule is stretched out by the tail end bottom of described base portion to be formed, and its relative two sides all in ramp structure and the wherein angle on an inclined-plane are 1:20; Described lock-screw is installed in the middle part of the bottom side of described base portion, described chi frame and described main scale can be made to realize fixing or relative movement by screwing in real time or unclamping described screw.
2. manganese steel frog point rail decreasing value dedicated test measurer as claimed in claim 1, is characterized in that: the L-shaped structure of described screens chi, itself and described main scale is set in parallel and one end offers inclined-plane.
3. manganese steel frog point rail decreasing value dedicated test measurer as claimed in claim 1, is characterized in that: the overall L-shaped plate body structure of described main scale, and its two sides are along its length equipped with scale.
4. manganese steel frog point rail decreasing value dedicated test measurer as claimed in claim 1, is characterized in that: a described lower positioning rule wherein angle is that the beveled top end of 1:20 also offers right angle platform terrace.
5. manganese steel frog point rail decreasing value dedicated test measurer as claimed in claim 1, it is characterized in that: the thickness of described main scale is 6mm, the material of employing is 65 steel.
6. manganese steel frog point rail decreasing value dedicated test measurer as claimed in claim 1, is characterized in that: what described chi frame adopted is bearing steel.
7. the manganese steel frog point rail decreasing value dedicated test measurer as described in as arbitrary in claim 1 to 6, is characterized in that: the workplace of described test measuring device namely with measured workpiece contact portion hardness >=58HRC, measurement range is 0mm ~ 10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510141573.0A CN104764382A (en) | 2015-03-27 | 2015-03-27 | Dedicated detecting and measuring tool for point rail lowering value of manganese steel frog |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510141573.0A CN104764382A (en) | 2015-03-27 | 2015-03-27 | Dedicated detecting and measuring tool for point rail lowering value of manganese steel frog |
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| Publication Number | Publication Date |
|---|---|
| CN104764382A true CN104764382A (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510141573.0A Pending CN104764382A (en) | 2015-03-27 | 2015-03-27 | Dedicated detecting and measuring tool for point rail lowering value of manganese steel frog |
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| CN (1) | CN104764382A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201795748U (en) * | 2010-09-25 | 2011-04-13 | 高金宏 | Alloy steel combined frog vertical wear detector |
| CN201803690U (en) * | 2010-10-09 | 2011-04-20 | 高金宏 | Frog point rail abrasion detector |
| CN202610668U (en) * | 2012-06-14 | 2012-12-19 | 成都昊海机械有限责任公司 | Height detecting instrument for measuring vertical abrasion of railway turnout fixed type frog portion |
| CN202626779U (en) * | 2012-04-11 | 2012-12-26 | 浙江贝尔通信集团有限责任公司 | Abrasion gauge for railway track combination frogs |
| US8424812B1 (en) * | 2011-01-25 | 2013-04-23 | Cleveland Track Material, Inc. | Elevated frog and rail track assembly |
| CN204438971U (en) * | 2015-03-27 | 2015-07-01 | 中铁宝桥集团有限公司 | A kind of manganese steel frog point rail decreasing value dedicated test measurer |
-
2015
- 2015-03-27 CN CN201510141573.0A patent/CN104764382A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201795748U (en) * | 2010-09-25 | 2011-04-13 | 高金宏 | Alloy steel combined frog vertical wear detector |
| CN201803690U (en) * | 2010-10-09 | 2011-04-20 | 高金宏 | Frog point rail abrasion detector |
| US8424812B1 (en) * | 2011-01-25 | 2013-04-23 | Cleveland Track Material, Inc. | Elevated frog and rail track assembly |
| CN202626779U (en) * | 2012-04-11 | 2012-12-26 | 浙江贝尔通信集团有限责任公司 | Abrasion gauge for railway track combination frogs |
| CN202610668U (en) * | 2012-06-14 | 2012-12-19 | 成都昊海机械有限责任公司 | Height detecting instrument for measuring vertical abrasion of railway turnout fixed type frog portion |
| CN204438971U (en) * | 2015-03-27 | 2015-07-01 | 中铁宝桥集团有限公司 | A kind of manganese steel frog point rail decreasing value dedicated test measurer |
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