CN204608531U - Rail grinding machine for grinding rails and rail milling car - Google Patents
Rail grinding machine for grinding rails and rail milling car Download PDFInfo
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- CN204608531U CN204608531U CN201420854051.6U CN201420854051U CN204608531U CN 204608531 U CN204608531 U CN 204608531U CN 201420854051 U CN201420854051 U CN 201420854051U CN 204608531 U CN204608531 U CN 204608531U
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Abstract
The utility model provides a kind of rail grinding machine for grinding rails and rail milling car.The utility model rail grinding machine for grinding rails comprises: framework, the motor be fixedly connected with framework, driving mechanism and pressing mechanism, driving mechanism comprises driving wheel, driven pulley and the abrasive band be connected between driving wheel and driven pulley, pressing mechanism comprises two press rolls, the pressurized cylinder being connected to the bracing frame between two press rolls and being connected with bracing frame, pressing mechanism is between driving wheel and driven pulley, rotated by driven by motor driving wheel, driving wheel drives driven pulley and abrasive band to rotate, the piston rod of pressurized cylinder stretches out simultaneously, thus apply pressure to bracing frame, bracing frame drives two press rolls to decline, abrasive band to be depressed into end face and the side of rail, polishing operation is carried out to the end face of rail and side, thus polish from different deflection angle envelope rail without the need to multiple emery wheel, improve operating efficiency simultaneously.
Description
Technical field
The utility model relates to technical field of rail traffic, particularly relates to a kind of rail grinding machine for grinding rails and rail milling car.
Background technology
Along with putting into effect and the continuous increase of freight volume of railway high speed heavy duty, there is various hurt in rail, as the abrasion of rail waveform, rail level scratch, rail level stripping, trackside heavy wear, crackle, crushing of rail head and fat edges etc., railway transport capacity and economic benefit are had a strong impact on.In order to improve the application life of rail, the safety ensureing driving and comfortableness, must regularly safeguard rail, atraumatic generation and worsening further.
Rail milling car is a kind of track prosthetic appliance repaired rail by the mode of milling and polishing, the sanding apparatus of rail milling car adopts emery wheel in groups usually, the deflection angle envelope rail different by given multiple emery wheel is polished, and the installation of emery wheel takes up room larger.If adopt emery wheel number less and can not envelope rail time, then need again the deflection angle of given emery wheel to polish to the Rail Surface of not polishing, reduce operating efficiency.
Utility model content
The utility model provides a kind of rail grinding machine for grinding rails and rail milling car, polish to solve in prior art the deflection angle envelope rail needing given multiple emery wheel different, if the installation of emery wheel takes up room emery wheel number that is comparatively large and that adopt less and can not envelope rail time the lower problem of operating efficiency.
First aspect of the present utility model provides a kind of rail grinding machine for grinding rails, comprise: framework, the motor, driving mechanism and the pressing mechanism that are fixedly connected with described framework, the abrasive band that described driving mechanism comprises driving wheel, driven pulley and is connected between described driving wheel and described driven pulley, the pressurized cylinder that described pressing mechanism comprises two press rolls, is connected to the bracing frame between two described press rolls and is connected with support frame as described above, described pressing mechanism is between described driving wheel and described driven pulley;
Described motor is used for rotating by driving described driving wheel to rotarily drive described driven pulley, drives described driven pulley and described abrasive band to rotate to make described driving wheel;
Described pressing mechanism is used for applying pressure by described pressurized cylinder to support frame as described above, makes support frame as described above drive two described press rolls to decline, and described abrasive band to be depressed into end face and the side of rail, polishes to the end face of described rail and side.
In an embodiment of above-mentioned rail grinding machine for grinding rails, described pressing mechanism also comprises: traverse feed cylinder, and described traverse feed cylinder is fixing on said frame, and described traverse feed cylinder is for driving described press roll along the traveling of rail track.
In an embodiment of above-mentioned rail grinding machine for grinding rails, also comprise:
Haulage gear, one end of described haulage gear is fixedly connected with the vehicle frame of rail milling car, the other end of described haulage gear is fixedly connected with described framework, described haulage gear is used for, when described rail milling car travels, the travel route of the travel route of described rail grinding machine for grinding rails and described rail milling car being consistent.
In an embodiment of above-mentioned rail grinding machine for grinding rails, described haulage gear comprises: pull bar, the first drawhead, the second drawhead, the first mount pad and the second mount pad, described first drawhead and described second drawhead are screwed onto the two ends of described pull bar respectively, described first mount pad is connected with described first drawhead by the first ball bearing, and described second mount pad is connected with described second drawhead by the second ball bearing.
In an embodiment of above-mentioned rail grinding machine for grinding rails, also comprise:
Elevating mechanism, one end of described elevating mechanism is fixedly connected with the vehicle frame of described rail milling car, and the other end of described elevating mechanism is fixedly connected with described framework, and described elevating mechanism is used for described rail grinding machine for grinding rails being promoted or declining.
In an embodiment of above-mentioned rail grinding machine for grinding rails, described elevating mechanism comprises hydraulic cylinder, the screw rod with oscillating bearing, bearing pin, one end of described hydraulic cylinder is fixedly connected with by the vehicle frame of described bearing pin with described rail milling car, and the other end of described hydraulic cylinder is fixedly connected with described framework by the described screw rod with oscillating bearing.
In an embodiment of above-mentioned rail grinding machine for grinding rails, also comprise:
Retaining mechanism, described retaining mechanism comprises locking cylinder, locking bed and locking plate, described locking plate is connected with the piston rod of described locking cylinder, described retaining mechanism is used for making described locking plate insert in described locking bed when the piston rod of described locking cylinder stretches out, and makes described locking plate depart from described locking bed when the piston rod of described locking cylinder is retracted.
In an embodiment of above-mentioned rail grinding machine for grinding rails, also comprise:
Guiding mechanism, described guiding mechanism comprises travelling wheel and bracing frame, described guiding mechanism is fixedly connected with described framework by support frame as described above, and described guiding mechanism is for supporting described rail grinding machine for grinding rails and driving described rail grinding machine for grinding rails along the traveling of rail track.
In an embodiment of above-mentioned rail grinding machine for grinding rails, also comprise:
Strainer, described strainer comprises tensioning cylinder and connecting rod, the piston rod of tensioning cylinder is fixedly connected with described connecting rod, described connecting rod is fixedly connected with the wheel shaft of described driven pulley, described tensioning cylinder stretches out for making the piston rod of described tensioning cylinder, moves make the tensioning of described abrasive band to promote described driven pulley.
In an embodiment of above-mentioned rail grinding machine for grinding rails, also comprise:
Dust collect plant, described dust collect plant comprises crumb loading boots, control of dust pipeline, dust-collecting cylinder and blower fan, and described dust collect plant is used for being collected in described dust-collecting cylinder through described control of dust pipeline by the iron filings that described crumb loading boots are collected under the running of described blower fan.
In an embodiment of above-mentioned rail grinding machine for grinding rails, also comprise:
Cleaning agency, described cleaning agency is fixedly connected with described framework, and described cleaning agency is used for before being polished to the end face of described rail and side by described abrasive band, cleans the dust on the end face of described rail and side.
Second aspect of the present utility model provides a kind of rail milling car, comprises the rail grinding machine for grinding rails described in above-mentioned any one, and the described framework of described rail grinding machine for grinding rails is fixedly connected with the vehicle frame of described rail milling car.
The rail grinding machine for grinding rails that the utility model provides and rail milling car, rotated by driven by motor driving wheel, driving wheel drives driven pulley and abrasive band to rotate, the piston rod of pressurized cylinder stretches out simultaneously, thus applies pressure to bracing frame, and bracing frame drives two press rolls to decline, abrasive band to be depressed into end face and the side of rail, polishing operation is carried out to the end face of rail and side, thus polishes from different deflection angle envelope rail without the need to multiple emery wheel, improve operating efficiency simultaneously.
Accompanying drawing explanation
The structural representation of the rail grinding machine for grinding rails that Fig. 1 provides for the utility model one embodiment;
The structural representation of the rail grinding machine for grinding rails that Fig. 2 provides for another embodiment of the utility model;
The top view of the rail grinding machine for grinding rails as shown in Figure 1 that Fig. 3 provides for the utility model one embodiment.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The structural representation of the rail grinding machine for grinding rails that Fig. 1 provides for the utility model one embodiment.With reference to Fig. 1, the rail grinding machine for grinding rails of the present embodiment comprises: framework 1, the motor 26, driving mechanism and the pressing mechanism that are fixedly connected with framework 1, the abrasive band 4 that driving mechanism comprises driving wheel 2, driven pulley 3 and is connected between driving wheel 2 and driven pulley 3, the pressurized cylinder 7 that pressing mechanism comprises two press rolls 5, is connected to the bracing frame 6 between two press rolls 5 and is connected with bracing frame 6, pressing mechanism is between driving wheel 2 and driven pulley 3.
Motor 26, for rotating by driving driving wheel 2 to rotarily drive driven pulley 3, rotates to make the abrasive band 4 that rotarily drives of driving wheel 2 and driven pulley 3; Pressing mechanism is used for applying pressure by pressurized cylinder 7 to bracing frame 6, makes bracing frame 6 drive two press rolls 5 to decline, and abrasive band 4 to be depressed into end face and the side of rail, polishes to the end face of rail and side.
When polishing operation, starter motor 26 drives driving wheel 2 to rotate, driving wheel 2 drives driven pulley 3 and abrasive band 4 to rotate, the piston rod of pressurized cylinder 7 stretches out simultaneously, thus apply pressure to bracing frame 6, bracing frame 6 drives two press rolls 5 to decline, and abrasive band 4 to be depressed into end face and the side of rail, carries out polishing operation to the end face of rail and side.
The rail grinding machine for grinding rails that the present embodiment provides, driving wheel 2 is driven to rotate by motor 26, driving wheel 2 drives driven pulley 3 and abrasive band 4 to rotate, the piston rod of pressurized cylinder 7 stretches out simultaneously, thus applies pressure to bracing frame 6, and bracing frame 6 drives two press rolls 5 to decline, abrasive band 4 to be depressed into end face and the side of rail, polishing operation is carried out to the end face of rail and side, thus polishes from different deflection angle envelope rail without the need to multiple emery wheel, improve operating efficiency simultaneously.
Further, pressing mechanism also comprises: traverse feed cylinder, and traverse feed cylinder is fixed on framework 1, and traverse feed cylinder is for driving press roll 5 along the traveling of rail track.In order to ensure that press roll 5 realizes the polishing to track when the slacking of gauge, be provided with traverse feed cylinder, line slideway can be adopted to lead, in the present embodiment, press roll 5 adopts imitated structure, ensure that grinding angle scope simultaneously.
The structural representation of the rail grinding machine for grinding rails that Fig. 2 provides for another embodiment of the utility model.With reference to Fig. 2, further, also comprise:
Haulage gear, one end of haulage gear is fixedly connected with the vehicle frame 8 of rail milling car, the other end of haulage gear is fixedly connected with framework 1, and haulage gear is used for when rail milling car travels, and the travel route of the travel route of rail grinding machine for grinding rails and rail milling car is consistent.
Further, as shown in Figure 2, haulage gear comprises: pull bar 9, first drawhead 10, second drawhead 11, first mount pad 12 and the second mount pad 13, first drawhead 10 and 11, the second pull bar are screwed onto the two ends of pull bar 9 respectively, first mount pad 12 is connected with the first drawhead 10 by the first ball bearing, and the second mount pad 13 is connected with the second drawhead 11 by the second ball bearing.Ball bearing is adopted to be connected between first mount pad 12 with the first drawhead 10, ball bearing is adopted to be connected between second mount pad 13 with the second drawhead 11, pull bar 9, first drawhead 10 and the second drawhead 11 when curve operation is avoided to occur twisted phenomena, pull bar 9 is threaded with adopting between the first drawhead 10 and the second drawhead 11, thus can adjust the relative position of pull bar 9 and the first drawhead 10.
Further, as shown in Figure 2, also comprise:
Elevating mechanism, one end of elevating mechanism is fixedly connected with the vehicle frame 8 of rail milling car, and the other end of elevating mechanism is fixedly connected with framework 1, and elevating mechanism is used for rail grinding machine for grinding rails being promoted or declining.
Further, as shown in Figure 2, elevating mechanism comprises hydraulic cylinder 14, screw rod 15, bearing pin with oscillating bearing, and one end of hydraulic cylinder 14 is fixedly connected with rail milling vehicle carriage 8 by bearing pin form, and the other end of hydraulic cylinder 14 is fixedly connected with framework 1 by the screw rod 15 with oscillating bearing.It should be noted that, the length having the screw rod 15 of oscillating bearing to extend into the piston rod of hydraulic cylinder by accommodation zone adjusts the adjustable height of rail grinding machine for grinding rails, ensure the safety of fast running, the use of oscillating bearing ensure that hydraulic cylinder 14 has certain rotation space in vertical direction, avoids stuck thus damages hydraulic cylinder 14.
The top view of the rail grinding machine for grinding rails as shown in Figure 1 that Fig. 3 provides for the utility model one embodiment.With reference to Fig. 3, further, also comprise:
Retaining mechanism, retaining mechanism comprises locking cylinder 16, locking bed 17 and locking plate 18, locking plate 18 is connected with the piston rod of locking cylinder 16, retaining mechanism is used for making locking plate 18 insert in locking bed 17 when the piston rod of locking cylinder 16 stretches out, and makes locking plate 18 depart from locking bed 17 when the piston rod of locking cylinder 16 is retracted.It should be noted that, when stopping polishing operation, can be stretched out by the piston rod of locking cylinder 16 and driving the action of locking plate 18, making locking plate 18 insert in locking bed 17, because retaining mechanism is fixed on framework 1, thus the locking of rail grinding machine for grinding rails can be ensured; When needs carry out polishing operation, the piston rod of locking cylinder 16 is retracted, and makes locking plate 18 depart from locking bed 17, after locking plate 18 departs from locking bed 17, by elevating mechanism, rail grinding machine for grinding rails can be dropped to certain altitude, starter motor 26 carries out polishing operation.
Further, also comprise:
Guiding mechanism, guiding mechanism comprises travelling wheel 19 and bracing frame 20, and guiding mechanism is fixedly connected with framework 1 by bracing frame 20, and guiding mechanism is used for supporting rail sanding apparatus and drives rail grinding machine for grinding rails along the traveling of rail track.Bracing frame 20 can be bolted and be fixed on framework 1, travelling wheel 19 and rail rail contact.In operation process, guiding mechanism plays the effect supporting whole rail grinding machine for grinding rails and traveling, considers slacking of gauge factor when designing, and avoids travelling wheel 19 and Rail road in operation process to occur gnawing rail phenomenon.
Further, also comprise:
Strainer 21, strainer 21 comprises tensioning cylinder and connecting rod, and the piston rod of tensioning cylinder is fixedly connected with connecting rod, and connecting rod is fixedly connected with the wheel shaft of driven pulley 3, tensioning cylinder stretches out for making the piston rod of tensioning cylinder, moves make abrasive band 4 tensioning to promote driven pulley 3.It should be noted that, after use rail grinding machine for grinding rails longer a period of time, the problem that the tensioning dynamics in abrasive band 4 is inadequate may be occurred, for solving this problem, promoting driven pulley 3 and move by arranging strainer 21 and make abrasive band 4 tensioning in the present embodiment.
Further, also comprise:
Dust collect plant, dust collect plant comprises crumb loading boots 22, control of dust pipeline 23, dust-collecting cylinder 24 and blower fan 25, and dust collect plant is used for being collected in dust-collecting cylinder 24 through control of dust pipeline 23 by the iron filings that crumb loading boots 22 are collected under the running of blower fan 25.When the iron filings in dust-collecting cylinder 24 are full, the outer cover of dust-collecting cylinder 24 can be pulled down, iron filings are got rid of.
Further, also comprise:
Cleaning agency, cleaning agency is fixedly connected with framework 1, and cleaning agency is used for before being polished by the end face of the 4 pairs of rail in abrasive band and side, the dust on the end face of cleaning rail and side.
Each embodiment of comprehensive above-mentioned introduction, the rail grinding machine for grinding rails that introducing below is provided by the utility model carries out the specific implementation process of polishing: the piston rod of locking cylinder 16 is retracted, and makes locking plate 18 depart from locking bed 17, after locking plate 18 departs from locking bed 17, stretched out by the piston rod of the hydraulic cylinder 14 of elevating mechanism, rail grinding machine for grinding rails is declined, thus make travelling wheel 19 contact rail level, the piston rod of the tensioning cylinder of strainer 21 stretches out, and driven pulley 3 is moved and then makes abrasive band 4 be in tensioning state, starter motor 26 and blower fan 25 operate, motor 26 drives driving wheel 2 to rotate, driving wheel 2 drives driven pulley 3 and abrasive band 4 to rotate, pressurized cylinder 7 drives press roll 5 and bracing frame 6 to decline (plus-pressure mates with tensile force) simultaneously, press roll 5 is contacted with abrasive band 4, and abrasive band 4 is depressed into end face and the side of rail, the end face of rail and side are polished, after polishing operation, can operate by stopping motor 26 and blower fan 25, by elevating mechanism, rail grinding machine for grinding rails is promoted to safe altitude, rail grinding machine for grinding rails is fixed again by retaining mechanism, ensure the safety of rail milling car high-speed cruising.It should be noted that, injuring personal safety for avoiding the component in operation process to fly out, by protective cover 27, rail grinding machine for grinding rails can be in confined space, thus the operation that ensures safety.
The utility model embodiment also provides a kind of rail milling car, and rail milling car comprises the rail grinding machine for grinding rails mentioned in above-mentioned any embodiment, and the framework of rail grinding machine for grinding rails is fixedly connected with the vehicle frame of rail milling car.
The rail milling car that the present embodiment provides, driving wheel 2 is driven to rotate by motor 26, driving wheel 2 drives driven pulley 3 and abrasive band 4 to rotate, the piston rod of pressurized cylinder 7 stretches out simultaneously, thus applies pressure to bracing frame 6, and bracing frame 6 drives two press rolls 5 to decline, abrasive band 4 to be depressed into end face and the side of rail, polishing operation is carried out to the end face of rail and side, thus polishes from different deflection angle envelope rail without the need to multiple emery wheel, improve operating efficiency simultaneously.
Last it is noted that above each embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to foregoing embodiments, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (12)
1. a rail grinding machine for grinding rails, it is characterized in that, comprise: framework, the motor, driving mechanism and the pressing mechanism that are fixedly connected with described framework, the abrasive band that described driving mechanism comprises driving wheel, driven pulley and is connected between described driving wheel and described driven pulley, the pressurized cylinder that described pressing mechanism comprises two press rolls, is connected to the bracing frame between two described press rolls and is connected with support frame as described above, described pressing mechanism is between described driving wheel and described driven pulley;
Described motor is used for by driving described driving wheel to rotate, and drives described driven pulley and described abrasive band to rotate to make described driving wheel;
Described pressing mechanism is used for applying pressure by described pressurized cylinder to support frame as described above, makes support frame as described above drive two described press rolls to decline, and described abrasive band to be depressed into end face and the side of rail, polishes to the end face of described rail and side.
2. rail grinding machine for grinding rails according to claim 1, it is characterized in that, described pressing mechanism also comprises: traverse feed cylinder, and described traverse feed cylinder is fixing on said frame, and described traverse feed cylinder is for driving described press roll along the traveling of rail track.
3. rail grinding machine for grinding rails according to claim 1, is characterized in that, also comprises:
Haulage gear, one end of described haulage gear is fixedly connected with the vehicle frame of rail milling car, the other end of described haulage gear is fixedly connected with described framework, described haulage gear is used for, when described rail milling car travels, the travel route of the travel route of described rail grinding machine for grinding rails and described rail milling car being consistent.
4. rail grinding machine for grinding rails according to claim 3, it is characterized in that, described haulage gear comprises: pull bar, the first drawhead, the second drawhead, the first mount pad and the second mount pad, described first drawhead and described second drawhead are screwed onto the two ends of described pull bar respectively, described first mount pad is connected with described first drawhead by the first ball bearing, and described second mount pad is connected with described second drawhead by the second ball bearing.
5. the rail grinding machine for grinding rails according to any one of claim 1-3, is characterized in that, also comprises:
Elevating mechanism, one end of described elevating mechanism is fixedly connected with the vehicle frame of described rail milling car, and the other end of described elevating mechanism is fixedly connected with described framework, and described elevating mechanism is used for described rail grinding machine for grinding rails being promoted or declining.
6. rail grinding machine for grinding rails according to claim 5, it is characterized in that, described elevating mechanism comprises hydraulic cylinder, the screw rod with oscillating bearing, bearing pin, one end of described hydraulic cylinder is fixedly connected with by the vehicle frame of described bearing pin with described rail milling car, and the other end of described hydraulic cylinder is fixedly connected with described framework by the described screw rod with oscillating bearing.
7. the rail grinding machine for grinding rails according to any one of claim 1-3, is characterized in that, also comprises:
Retaining mechanism, described retaining mechanism comprises locking cylinder, locking bed and locking plate, described locking plate is connected with the piston rod of described locking cylinder, described retaining mechanism is used for making described locking plate insert in described locking bed when the piston rod of described locking cylinder stretches out, and makes described locking plate depart from described locking bed when the piston rod of described locking cylinder is retracted.
8. the rail grinding machine for grinding rails according to any one of claim 1-3, is characterized in that, also comprises:
Guiding mechanism, described guiding mechanism comprises travelling wheel and bracing frame, described guiding mechanism is fixedly connected with described framework by support frame as described above, and described guiding mechanism is for supporting described rail grinding machine for grinding rails and driving described rail grinding machine for grinding rails along the traveling of rail track.
9. the rail grinding machine for grinding rails according to any one of claim 1-3, is characterized in that, also comprises:
Strainer, described strainer comprises tensioning cylinder and connecting rod, the piston rod of tensioning cylinder is fixedly connected with described connecting rod, described connecting rod is fixedly connected with the wheel shaft of described driven pulley, described tensioning cylinder stretches out for making the piston rod of described tensioning cylinder, moves make the tensioning of described abrasive band to promote described driven pulley.
10. the rail grinding machine for grinding rails according to any one of claim 1-3, is characterized in that, also comprises:
Dust collect plant, described dust collect plant comprises crumb loading boots, control of dust pipeline, dust-collecting cylinder and blower fan, and described dust collect plant is used for being collected in described dust-collecting cylinder through described control of dust pipeline by the iron filings that described crumb loading boots are collected under the running of described blower fan.
11. rail grinding machine for grinding rails according to any one of claim 1-3, is characterized in that, also comprise:
Cleaning agency, described cleaning agency is fixedly connected with described framework, and described cleaning agency is used for before being polished to the end face of described rail and side by described abrasive band, cleans the dust on the end face of described rail and side.
12. 1 kinds of rail milling cars, is characterized in that, comprise the rail grinding machine for grinding rails according to any one of claim 1-11, and the described framework of described rail grinding machine for grinding rails is fixedly connected with the vehicle frame of described rail milling car.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420854051.6U CN204608531U (en) | 2014-12-26 | 2014-12-26 | Rail grinding machine for grinding rails and rail milling car |
| RU2016136432A RU2016136432A (en) | 2014-12-26 | 2014-12-31 | RAIL-GRINDING DEVICE AND RAIL-MILLING AND RAIL-GRINDING MACHINE |
| PCT/CN2014/095985 WO2016101322A1 (en) | 2014-12-26 | 2014-12-31 | Steel rail polishing device and steel rail milling and grinding vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420854051.6U CN204608531U (en) | 2014-12-26 | 2014-12-26 | Rail grinding machine for grinding rails and rail milling car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204608531U true CN204608531U (en) | 2015-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420854051.6U Expired - Fee Related CN204608531U (en) | 2014-12-26 | 2014-12-26 | Rail grinding machine for grinding rails and rail milling car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204608531U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104562876A (en) * | 2014-12-26 | 2015-04-29 | 北京二七轨道交通装备有限责任公司 | Steel rail polishing device and steel rail milling grinding machine |
| CN105178122A (en) * | 2015-10-12 | 2015-12-23 | 北京东顺博望石油设备有限公司 | Abrasive belt type rail polishing equipment |
| CN110651084A (en) * | 2017-05-22 | 2020-01-03 | 罗贝尔铁路建筑机械有限责任公司 | Rail grinding machine capable of manually displacing on a rail of a track |
| CN111851177A (en) * | 2020-07-28 | 2020-10-30 | 姜文波 | Intercity high-speed railway overhauls equipment |
| CN113927410A (en) * | 2021-10-13 | 2022-01-14 | 中国铁路兰州局集团有限公司兰州工务机械段 | Digital metering information collector |
-
2014
- 2014-12-26 CN CN201420854051.6U patent/CN204608531U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104562876A (en) * | 2014-12-26 | 2015-04-29 | 北京二七轨道交通装备有限责任公司 | Steel rail polishing device and steel rail milling grinding machine |
| CN105178122A (en) * | 2015-10-12 | 2015-12-23 | 北京东顺博望石油设备有限公司 | Abrasive belt type rail polishing equipment |
| CN110651084A (en) * | 2017-05-22 | 2020-01-03 | 罗贝尔铁路建筑机械有限责任公司 | Rail grinding machine capable of manually displacing on a rail of a track |
| CN110651084B (en) * | 2017-05-22 | 2022-04-05 | 罗贝尔铁路建筑机械有限责任公司 | Rail grinding machine capable of manually displacing on a rail of a track |
| CN111851177A (en) * | 2020-07-28 | 2020-10-30 | 姜文波 | Intercity high-speed railway overhauls equipment |
| CN111851177B (en) * | 2020-07-28 | 2021-11-12 | 黑龙江瑞兴科技股份有限公司 | Intercity high-speed railway overhauls equipment |
| CN113927410A (en) * | 2021-10-13 | 2022-01-14 | 中国铁路兰州局集团有限公司兰州工务机械段 | Digital metering information collector |
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| CP01 | Change in the name or title of a patent holder |
Address after: 100072 Beijing city Fengtai District Changxindian Yang Gong Zhuang No. 1 Patentee after: CRRC BEIJING LOCOMOTIVE Co.,Ltd. Address before: 100072 Beijing city Fengtai District Changxindian Yang Gong Zhuang No. 1 Patentee before: BEIJING FEB. 7TH RAILWAY TRANSPORTATION EQUIPMENT Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
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Effective date of registration: 20190125 Address after: 030027 No. 129 Xinghua West Street, Wanbailin District, Taiyuan City, Shanxi Province Patentee after: CRRC TAIYUAN Co.,Ltd. Address before: No. 1, Yang Gong Zhuang, Chang Xin store, Fengtai District, Beijing Patentee before: CRRC BEIJING LOCOMOTIVE Co.,Ltd. |
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Effective date of registration: 20200429 Address after: 030000 No. 129 Xinghua West Street, Wan Berlin District, Shanxi, Taiyuan Patentee after: Taiyuan CRRC times Track Engineering Machinery Co.,Ltd. Address before: Xinghua 030027 West Street in Shanxi city of Taiyuan province Berlin District No. 129 Patentee before: CRRC TAIYUAN Co.,Ltd. |
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Granted publication date: 20150902 Termination date: 20211226 |