CN207389158U - A kind of grinding sub-component of wheel tread clearing apparatus - Google Patents
A kind of grinding sub-component of wheel tread clearing apparatus Download PDFInfo
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- CN207389158U CN207389158U CN201720680162.3U CN201720680162U CN207389158U CN 207389158 U CN207389158 U CN 207389158U CN 201720680162 U CN201720680162 U CN 201720680162U CN 207389158 U CN207389158 U CN 207389158U
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- grinding
- wheel tread
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- clearing apparatus
- chip
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- 238000000227 grinding Methods 0.000 title claims abstract description 85
- 238000009434 installation Methods 0.000 claims abstract description 12
- 210000002421 cell wall Anatomy 0.000 claims abstract description 4
- 239000000428 dust Substances 0.000 abstract description 15
- 239000002184 metal Substances 0.000 abstract description 14
- 239000002245 particle Substances 0.000 abstract description 12
- 239000011248 coating agent Substances 0.000 abstract description 10
- 238000000576 coating method Methods 0.000 abstract description 10
- 230000002411 adverse Effects 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 238000003780 insertion Methods 0.000 description 6
- 230000037431 insertion Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 241000357293 Leptobrama muelleri Species 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 241001417527 Pempheridae Species 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
A kind of grinding sub-component of wheel tread clearing apparatus, with grinding, grinding attached bag includes backboard body, the friction piece and backplane rack that are respectively at the forward and backward side of backboard body, the friction piece is equipped with two horizontal chip spaces, chip removal groove depth is identical with friction piece limit wearing valve, the width of rebate of chip space is more than slot bottom width, and two cell walls are oblique, and the rubbing surface width between two chip spaces is 20~30mm；Grinding son support is equipped in the rear side of grinding, by installation pin connection between grinding and grinding son support.The utility model collects metal worn particle abrasive dust using the chip space on friction piece, can control growing up for metal filings mosaic coating, and the presence of chip space increases grinding and ground with wheel circumferential direction peak point, is conducive to preferably maintain Wheel Rail Contact state.Easy to loading and unloading using installation pin connected construction, connection is firm, smaller by adverse weather conditions, avoids and failure is loaded and unloaded caused by extraneous factor.
Description
Technical field
The utility model is related to the grinding sub-components of wheel tread clearing apparatus.
Background technology
Wheel track safety is effectively ensured for cleaning wheel tread, improving wheel tread situation in grinding sub-device.Grinding son dress
It puts including friction piece, backboard, grinding support and handling assemblies.Grinding son grinding wheel tread, can generate a large amount of abrasive particle abrasive dusts.
The particular surroundings such as some rain, snow are descended, and easily make wheel, rail relation more severe, are occurred so as to cause sub- attrition surface is ground due to metal
The metal filings mosaic coating that abrasive particle abrasive dust is inlayed and formed, meanwhile, to make the sub- effect of grinding is more obvious to be ground, it is necessary to extend
Mill continuous action time, however prolonged lasting grinding, and metal filings can not discharge again, grinding sub- attrition surface can increase
Metal filings mosaic coating when metal filings mosaic coating rises to certain length and thickness, and can not normally remove, will result in
The safety problems such as subfunction is lost, wheel tread scratches are ground, influence train traffic safety.
Chinese application number is that 200820033118.4 utility model discloses a kind of high-speed EMU wheel tread and cleans
Grinding of device, with steel back of grinding by that can be connected with watt back bracket of the sweeper and the friction made of wear-resistant material
Body is formed, and the steel back and friction piece are fixedly connected as its main feature.Chinese application number is 201020546612.8 practicality
New grinding for disclosing a kind of bullet train tread cleaner, including there is rubbing for identical arc with wheel tread contact position
Cleaning block, and the backboard being connected with tread cleaner brake head construct for handling, brake pad are fixedly connected with backboard.Above-mentioned two is practical
The new discharge function for all not having abrasive particle abrasive dust, can influence train traffic safety.
In addition, grinding is expendable part, when wearing away to new grinding is needed replacing in limited time, sub- construct for handling is ground at present and is adopted
With the easy structure of hold-down hook plus torsional spring, when train driving in high wind is husky, strong sleet, strong vibration when bad working environments when, torsional spring, peace
Setting hook failure risk greatly increases, and grinding is caused not load and unload normally, and son is ground when more serious to be inadvertently fallen off, and jeopardize train
Traffic safety.
The content of the invention
The purpose of this utility model is that propose a kind of grinding sub-component of wheel tread clearing apparatus, it can be to a certain extent
The generation of grinding interest category mosaic coating is avoided, and improves the handling reliability of grinding.
In order to achieve the above objectives, the utility model adopts the following technical scheme that：The utility model has grinding, grinding
Including backboard body, the friction piece and backplane rack of the forward and backward side of backboard body are respectively at, backplane rack has riser, the upper and lower end of riser
90 ° of curved end flangings forward are respectively provided with, the middle part of riser one side is equipped with 90 ° of curved intermediate flangings forward, and backplane rack utilizes
End flanging and intermediate flanging are connected with backboard body, and the space between backplane rack and backboard body is installation space, on the friction piece
Equipped with two horizontal chip spaces, chip removal groove depth is identical with friction piece limit wearing valve, and the width of rebate of chip space is more than slot bottom
Width, two cell walls are oblique, and the rubbing surface width between two chip spaces is 20~30mm；It is equipped with and grinds in the rear side of grinding
Mill support, by installation pin connection between grinding and grinding son support.
The chip removal groove depth is 25~35mm.
The slot bottom of the chip space is connected with two side using arc surface.
Slot inner wall inclined angle alpha on the downside of the chip space is more than the slot inner wall angle of inclination beta of upside, and inclined angle alpha is no more than
10°。
The grinding support has supporting plate, and the one side of supporting plate is equipped with convex platform and lower convex platform, is respectively set on upper and lower boss
The pin hole of promising same center line, the back side of supporting plate are equipped with a pair of of engaging lug, close to convex platform an engaging lug be equipped with it is rear convex
Platform, rear boss are equipped with lock slots.
Grinding is sleeved on using its installation space on the supporting plate of grinding son support, the end flanging of backplane rack and intermediate flanging
Supporting plate is stuck in therebetween, between the upper and lower boss of intermediate flanging insertion supporting plate, the mounting pin is inserted into upper and lower convex from top to bottom
In the pin hole of platform, the upper end of mounting pin is 90 ° of curved handles, and handle can be embedded in the lock slots of rear boss.
Shallow slot is respectively provided on the upper and lower medial surface of the lock slots of the rear boss, the centre of shallow slot is equipped with limited post, locking
U-shaped spring leaf is equipped in slot, the upper and lower edge of U-shaped spring leaf is respectively provided with limiting slot, and the two edges of U-shaped spring leaf are stuck in
In the shallow slot of the upper and lower medial surface of lock slots, the limited post of lock slots is stuck in the limiting slot of U-shaped spring leaf, the handle of mounting pin
In embedded U-shaped spring leaf.
The top of the mounting pin is equipped with position limiting convex ring, and position limiting convex ring is attached on the upper surface of convex platform.
The riser of the sub- backplane rack of grinding is amesiality.
The chip space straight trough or arc groove.
The utility model has following good effect：1. the metal filings mosaic coating production of sublist face is ground under pair bad working environments
Life is managed and the research of growth trend and previous phenomenon prove, when grinding sublist face metal filings mosaic coating 3-15mm it
Between when, though wheel tread has a slight polishing scratch, damascene abrasive dust can come off with the utilization of grinding, will not be to wheel
Tread, which generates, further to be influenced, and when metal filings mosaic coating continues to rise to 20mm, damascene abrasive dust is just not easily to fall off.This
Utility model is taken sets two chip spaces on the friction piece of grinding, and effective rubbing surface of friction piece is made to control in certain model
In enclosing, since chip space can collect metal worn particle abrasive dust, once grinding is disengaged with wheel tread, abrasive particle abrasive dust is just from chip space
Discharge can control growing up for metal filings mosaic coating, eliminate some potential safety problems.2. grinding has wheel finishing effect,
The abrasion of wheel can have circumferential peak point on the periphery thereof, and friction piece is divided into three sections by the presence of chip space, increases grinding
It is ground with wheel circumferential direction peak point, is conducive to preferably maintain Wheel Rail Contact state.3. grinding of the utility model utilizes it
Installation space is sleeved on the supporting plate of grinding son support, in the pin hole for the upper and lower boss for being inserted into grinding from top to bottom using mounting pin,
In the U-shaped spring leaf for the lock slots that sub- rear boss is ground in handle insertion, so grinding is sub easy to loading and unloading with grinding son support, and even
It is firm to connect, smaller by adverse weather conditions such as dust storm, sleet, avoids and failure is loaded and unloaded caused by extraneous factor, favourable to improve
Security performance.4. it in the utility model, grinds sub- stress and decomposes mounting pin, U-shaped spring leaf, grinds in son support, be greatly improved
Grinding sub- reliability.5. the inner wall inclined angle alpha on the downside of chip space is more than the slot inner wall angle of inclination beta of upside, facilitate abrasive particle abrasive dust
More preferable discharge.
Description of the drawings
Fig. 1 is the stereogram of the utility model.
Fig. 2 is the side plan view of the utility model.
Fig. 3 is the stereogram of grinding.
Fig. 4 is the backplane rack stereogram of grinding.
Fig. 5 is the stereogram of grinding son support.
Fig. 6 is the side view of grinding son support.
Fig. 7 is U-shaped spring leaf
Fig. 8 is the stereogram of mounting pin.
Fig. 9 is that grinding modifies schematic diagram to wheel.
Specific embodiment
Embodiment 1
See Fig. 1 to Fig. 8, the present embodiment has grinding 1, and grinding 1 includes backboard body 1-2, is respectively at backboard body 1-2
The friction piece 1-1 of forward and backward side and backplane rack 1-3.The friction piece is composite material, repressed to be heat-treated.Friction piece 1-1
It is equipped with two horizontal chip space 1a, chip space can be straight trough or arc groove, the rubbing surface between two chip spaces
Width I is 18~30mm, when friction piece 1-1 is in no state of wear, rubbing surface width between two chip spaces is 18~
20 mm, with the abrasion of friction piece, the rubbing surface width between two chip spaces is gradually increased, due to being generated in friction process
Metal worn particle abrasive dust can be collected by chip space, once grinding is disengaged with wheel tread, abrasive particle abrasive dust is just discharged from chip space, this
The abrasive particle abrasive dust that sample is left on friction piece surface is ground greatly reduces, even if effectively rubbing surface width is beyond 20 mm, due to abrasive particle
Abrasive dust amount is small, and the influence generated to wheel tread is little, hinders growing up for metal filings mosaic coating.Chip space depth H and friction
Body limit wearing valve is identical, and friction piece limit wearing valve is generally 25~35mm, so chip space 1a depth Hs are 25~35mm.
The width of rebate of chip space 1a is more than slot bottom width, and two cell walls are oblique, and width of rebate is determined according to the specification of friction piece, can
Between 25~30mm of selection.The slot bottom of chip space 1a is connected with two side using arc surface, there is no chip removal dead angle, for convenience
Abrasive particle abrasive dust is preferably discharged, and the slot inner wall inclined angle alpha on the downside of chip space 1a is more than the slot inner wall angle of inclination beta of upside, inclined angle alpha
No more than 10 °.See Fig. 9, grinding has wheel finishing effect, and the abrasion of wheel can have circumferential peak point on the periphery thereof,
Friction piece is divided into three sections by the presence of chip space, is increased grinding and is ground with wheel circumferential direction peak point, is conducive to preferably maintain
Wheel Rail Contact state.
The backplane rack 1-3 has riser 1-3-1, and the upper and lower end of riser 1-3-1 is respectively provided with 90 ° of curved end foldings forward
Side 1-3-2, the middle part of riser one side are equipped with 90 ° of curved intermediate flanging 1-3-3 forward, and intermediate flanging 1-3-3 is equipped with opening
1-3a.Riser 1-3-1 is amesiality, in Fig. 4, it is seen that riser 1-3-1 deviations left side.
The backplane rack 1-3 is connected on backboard body 1-2, and since riser 1-3-1 is biased, in-between flanging 1-3-3 is close
Edge, the end flanging of backplane rack 1-3 and intermediate flanging are inserted into the slot of backboard body 1-2 and are welded and fixed, backplane rack 1-3 and backboard
Space between body 1-2 is installation space E.
It is equipped in the rear side of grinding 1 and grinds sub- support 2, connected between grinding 1 and the sub- support 2 of grinding by mounting pin 3.
The sub- support 2 of grinding has supporting plate 2-1, and the one side of supporting plate 2-1 is equipped with convex platform 2-1-1 and lower convex platform 2-1-
2, it is respectively provided on upper and lower boss in the pin hole 2-1a with center line, the back side of supporting plate 2-1 is equipped with a pair of of engaging lug 2-1-4,
Close to convex platform 2-1-1 an engaging lug 2-1-4 equipped with rear boss 2-1-3, rear boss 2-1-3 and supporting plate 2-1 the back side it
Between be equipped with installation space F, rear boss 2-1-3 is equipped with horizontal lock slots 2-1b.
The top of the mounting pin 3 is equipped with position limiting convex ring 3-1, and the position limiting convex ring 3-1 above sections of mounting pin 3 are curved in 90 °
Song forms handle 3-2.
Grinding 1 is sleeved on using its installation space E on the supporting plate 2-1 for grinding sub- support 2, the riser 1- of backplane rack 1-3
3-1 is in the outside of the engaging lug 2-1-4 on supporting plate 2-1, grinds the two flanging 1-3-2 of the backplane rack 1-3 of son and intermediate flanging
Supporting plate 2-1 is stuck in therebetween by 1-3-3, between the upper and lower boss of intermediate flanging 1-3-3 insertion supporting plate 2-1, mounting pin 3 from upper and
In the pin hole 2-1a of lower insertion upper and lower boss 2-1-1,2-1-2, in the lock slots 2-1b of handle 3-2 insertion rear boss 2-1-3,
Its position limiting convex ring 3-1 is attached on the upper surface of convex platform 2-1-1, plays axial limiting.
Embodiment is taken is equipped with U-shaped spring leaf 4 in lock slots 2-1b.The upper and lower inside of the lock slots 2-1b of rear boss
Be respectively provided with horizontal shallow slot 2-1-3a on face, the centre of shallow slot 2-1-3a is equipped with limited post 2-1-3b, U-shaped spring leaf 4 it is upper and lower
Edge is respectively provided in intermediate limiting slot 4a, and the two edges of U-shaped spring leaf 4 are stuck in the shallow of the upper and lower medial surface of lock slots
In slot 2-1-3a, the limited post 2-1-3b of lock slots 2-1b is stuck in the limiting slot 4a of U-shaped spring leaf 4.Rear boss lock slots 2-
The setting of the shallow slot 2-1-3a and limited post 2-1-3b of 1b prevent that spring leaf 4 from rotating and displacement for being positioned to spring leaf 4.
In the U-shaped spring of the lock slots 2-1b of hand 3-2 insertion rear boss 2-1-3, ensure being connected firmly for mounting pin 3.
Easy to loading and unloading using installation pin connected construction, connection is firm, smaller by adverse weather conditions such as dust storm, sleet, keeps away
Exempt to load and unload failure caused by extraneous factor.
Claims (10)
1. a kind of grinding sub-component of wheel tread clearing apparatus has grinding（1）, grinding（1）Including backboard body（1-
2）, be respectively at backboard body（1-2）The friction piece of forward and backward side（1-1）And backplane rack（1-3）, backplane rack（1-3）With riser
（1-3-1）, riser（1-3-1）Upper and lower end be respectively provided with 90 ° of curved end flangings forward（1-3-2）, riser sets in the middle part of one side
There are 90 ° of curved intermediate flangings forward（1-3-3）, backplane rack（1-3）Utilize end flanging（1-3-2）With intermediate flanging（1-3-3）
With backboard body（1-2）Connection, backplane rack（1-3）With backboard body（1-2）Between space be installation space（E）, it is characterised in that：
The friction piece（1-1）It is equipped with two horizontal chip spaces（1a）, chip removal groove depth（H）It is identical with friction piece limit wearing valve,
Chip space（1a）Width of rebate be more than slot bottom width, two cell walls are oblique, and the rubbing surface width between two chip spaces is
20~30mm；In grinding（1）Rear side be equipped with grinding son support（2）, grinding（1）With grinding son support（2）Between by mounting pin
（3）Connection.
2. the grinding sub-component of wheel tread clearing apparatus according to claim 1, it is characterised in that：Chip space（1a）It is deep
Degree（H）For 25~35mm.
3. the grinding sub-component of wheel tread clearing apparatus according to claim 1, it is characterised in that：Chip space（1a）'s
Slot bottom is connected with two side using arc surface.
4. the grinding sub-component of wheel tread clearing apparatus according to claim 1, it is characterised in that：Chip space（1a）Under
The slot inner wall inclined angle alpha of side is more than the slot inner wall angle of inclination beta of upside, and inclined angle alpha is no more than 10 °.
5. the grinding sub-component of wheel tread clearing apparatus according to claim 1, it is characterised in that：The grinding support
（2）With supporting plate（2-1）, supporting plate（2-1）One side be equipped with convex platform（2-1-1）And lower convex platform（2-1-2）, it is upper and lower convex
It is respectively provided on platform as the pin hole of same center line（2-1a）, supporting plate（2-1）The back side be equipped with a pair of of engaging lug（2-1-4）, approach
Convex platform（2-1-1）An engaging lug（2-1-4）It is equipped with rear boss（2-1-3）, rear boss（2-1-3）It is equipped with lock slots
（2-1b）.
6. the grinding sub-component of wheel tread clearing apparatus according to claim 5, it is characterised in that：Grinding
（1）Utilize its installation space（E）It is sleeved on grinding son support（2）Supporting plate（2-1）On, backplane rack（1-3）End flanging（1-3-2）With
Intermediate flanging（1-3-3）By supporting plate（2-1）It is stuck in therebetween, intermediate flanging（1-3-3）Embedded supporting plate（2-1）Upper and lower boss it
Between, the mounting pin（3）Upper and lower boss is inserted into from top to bottom（2-1-1、2-1-2）Pin hole（2-1a）In, mounting pin（3）'s
Upper end is 90 ° of curved handles（3-2）, handle（3-2）Corresponding rear boss（2-1-3）Lock slots（2-1b）.
7. the grinding sub-component of wheel tread clearing apparatus according to claim 6, it is characterised in that：The rear boss
Lock slots（2-1b）Upper and lower medial surface on be respectively provided with shallow slot（2-1-3a）, shallow slot（2-1-3a）Centre be equipped with limited post（2-
1-3b）, lock slots（2-1b）In be equipped with U-shaped spring leaf（4）, U-shaped spring leaf（4）Upper and lower edge be respectively provided with limiting slot（4a）,
U-shaped spring leaf（4）Two edges be stuck in the shallow slot of the upper and lower medial surface of lock slots（2-1-3a）In, lock slots（2-1b）'s
Limited post（2-1-3b）It is stuck in U-shaped spring leaf（4）Limiting slot（4a）In, mounting pin（3）Handle（3-2）Embedded U-shaped spring
Piece（4）In.
8. the grinding sub-component of wheel tread clearing apparatus according to claim 6, it is characterised in that：The mounting pin
（3）Top be equipped with position limiting convex ring（3-1）, position limiting convex ring（3-1）It is attached to convex platform（2-1-1）Upper surface on.
9. the grinding sub-component of wheel tread clearing apparatus according to claim 1, it is characterised in that：The grinding back of the body
Grillage（1-3）Riser（1-3-1）It is amesiality.
10. the grinding sub-component of wheel tread clearing apparatus according to claim 1, it is characterised in that：Chip space（1a）
Straight trough or arc groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720680162.3U CN207389158U (en) | 2017-06-12 | 2017-06-12 | A kind of grinding sub-component of wheel tread clearing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720680162.3U CN207389158U (en) | 2017-06-12 | 2017-06-12 | A kind of grinding sub-component of wheel tread clearing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207389158U true CN207389158U (en) | 2018-05-22 |
Family
ID=62403209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720680162.3U Active CN207389158U (en) | 2017-06-12 | 2017-06-12 | A kind of grinding sub-component of wheel tread clearing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207389158U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109017692A (en) * | 2017-06-12 | 2018-12-18 | 常州中车铁马科技实业有限公司 | The grinding sub-component of wheel tread clearing apparatus |
| CN109900502A (en) * | 2019-03-25 | 2019-06-18 | 吉林大学 | A kind of sub- property test platform of sweeper grinding |
-
2017
- 2017-06-12 CN CN201720680162.3U patent/CN207389158U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109017692A (en) * | 2017-06-12 | 2018-12-18 | 常州中车铁马科技实业有限公司 | The grinding sub-component of wheel tread clearing apparatus |
| CN109017692B (en) * | 2017-06-12 | 2024-04-30 | 常州中车铁马科技实业有限公司 | Grinding subassembly of wheel tread sweeping device |
| CN109900502A (en) * | 2019-03-25 | 2019-06-18 | 吉林大学 | A kind of sub- property test platform of sweeper grinding |
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Address after: 213125 No. 19, Shunyuan Road, Xuejia Town, Xinbei District, Changzhou City, Jiangsu Province Patentee after: CRRC CHANGZHOU TECH-MARK INDUSTRIAL Co.,Ltd. Country or region after: China Patentee after: CRRC Qishuyan Locomotive and Rolling Stock Technology Research Institute Co.,Ltd. Address before: 213125 No. 19, Shunyuan Road, Xuejia Town, Xinbei District, Changzhou City, Jiangsu Province Patentee before: CRRC CHANGZHOU TECH-MARK INDUSTRIAL Co.,Ltd. Country or region before: China Patentee before: CRRC QISHUYAN INSTITUTE Co.,Ltd. |