CN201952693U - Site polisher for welding line at bottom of steel rail - Google Patents
Site polisher for welding line at bottom of steel rail Download PDFInfo
- Publication number
- CN201952693U CN201952693U CN2010205262154U CN201020526215U CN201952693U CN 201952693 U CN201952693 U CN 201952693U CN 2010205262154 U CN2010205262154 U CN 2010205262154U CN 201020526215 U CN201020526215 U CN 201020526215U CN 201952693 U CN201952693 U CN 201952693U
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- CN
- China
- Prior art keywords
- rail
- flange
- grinding
- machine
- polisher
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Machines For Laying And Maintaining Railways (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model relates to the technology field of machinery equipment, and especially relates to a site polisher for polishing the welding line at bottom of a seamless track steel rail. The utility model provides a site polisher for welding line at bottom of a steel rail, comprising a set of grinding wheels driven by a motor and a pulley, and a fixation device and an up-down regulating system with the bottom surface and angle of the steel rail as reference, at the same time, a video camera is provided on the polisher to observe and record the polishing condition and the rail bottom surface quality. The polisher can extends into the rail bottom clearance to polish the welding line at bottom of a steel rail under real site conditions, and can observe the polishing quality of through the video camera.
Description
Technical field
The utility model relates to the mechanical device technical field, is a kind of mechanism that at the scene the seamless track steel rail weld seam flange of rail is implemented polishing.
Background technology
Rail welding is to realize a main key technology of railway high speedization, track seamless process, and the quality of welding point then directly has influence on the application life of circuit and the safety of train operation.The quality of welding point not only refers to the inherent welding quality (having or not weld defect etc. as inside) of weld seam, the very important face of weld quality that also comprises in the joint area, polishing quality as the rail head position, the irregularity on surface will directly influence the speed of service and the stationarity of train, and the additional impact load that causes thus or the like.The surface quality of the flange of rail, since in use train by the time flange of rail be the position that is subjected to the maximum tension stress effect, therefore air spots is along the stress raisers that cause, can shorten the fatigue life that rail uses greatly, polished in flange of rail weld metal zone, help removing stress raiser, prolong rail application life.But when welding at the scene, because the rail flange of rail is relative with the space between the railway roadbed less, particularly under the situation of integral cement railway roadbed; Therefore, the polishing of the weld seam flange of rail drops into little as a technology, and the bigger technology of benefit repayment, owing to lack the equipment that is suitable for, and fail to obtain actual use always.
Summary of the invention
The purpose of this utility model is the surface finish problem of flange of rail weld seam when realizing the railway track field Welding, eliminate the problem of stress concentration that may occur owing to flange of rail face of weld irregularity, thus the use fatigue life of further improving steel rail weld joint.
A purpose more of the present utility model provides a kind of mode of carrying out grinding with the swing emery wheel, reaches compression bistrique height, simplifies the sander structure, the grinding machine that can observe, write down by video frequency pick-up head simultaneously.
For achieving the above object, the technical solution of the utility model provides a kind of on-the-spot with rail flange of rail machine for grinding welding seam, and described scene comprises that with rail flange of rail machine for grinding welding seam it is the fastening devices and the lift adjustment system of benchmark that one group of emery wheel that is driven by motor and belt pulley reaches with rail flange of rail face and flange of rail angle; Described scene is equipped with video frequency pick-up head simultaneously with rail flange of rail machine for grinding welding seam and can be observed and record polishing situation and flange of rail face quality.
The scene that the utility model provides rail flange of rail sander, the lifting and the grinding motion of described emery wheel are combined as a whole, and lifting realizes that by worm gear and screw rod grinding motion then Cai Yong rotation type moves.
Scene that the utility model provides is with rail flange of rail sander, is provided with locating slot in a side of described fastening devices, and opposite side is equipped with and compresses spanner fast.
Shuttle-type grinder buffing of the present utility model mechanism is made up of motor, belt pulley, emery wheel bistrique, clamping device and rotation commentaries on classics, feed system etc.Clamping device is a benchmark with the flange of rail face and the flange of rail angle of rail, be fixed on the flange of rail of weld seam one side by quick clamping spanner, being equipped with on the clamping device and driving the screw driven emery wheel lifting of leading screw (feeding) by time wheel, worm screw is system and rotation rotating shaft cover, and the base plate that motor and emery wheel bistrique are installed can be swung to enclose around rotation rotating shaft cover.
Described rotary oscillation mechanism, its swing corner can guarantee that whole welded seam areas place in the grinding scope of emery wheel.
The minimum space height of the on-the-spot rail flange of rail enforcement grinding that needs with its bistrique of steel rail welding line flange of rail sander of the present utility model is 80mm, in the time of can satisfying on-the-spot rail welding under the general condition to the grinding operation of flange of rail weld seam.And because behind the designs simplification, the weight of equipment is lighter, the use under the condition at the scene of being more convenient for.Simultaneously, consider at the scene under the condition that relatively difficulty and railway are to the requirement of welding point implementation data base administration in the inspection on flange of rail face surface, the video recording system that increases on the sander can satisfy the related request of the relevant administrative department of railway preferably.
Description of drawings
Fig. 1 carries out the grinding of flange of rail weld seam for emery wheel in the rotary oscillation mode principle and overall structure connection diagram;
Fig. 2 is a grinding system connection diagram of the present utility model;
Fig. 3 transfers from one department to another to unite for clamping device in the utility model and Tiao Zheng, rotation.
Among the figure:
1. rail 2. motors 3. motor cabinets 4. belt pulleys
5. base plate 6. V belts 7. screw shafts 8. swing handles
9. video frequency pick-up head 10. emery wheel axle beds 11. driving pulleys 12. emery wheels
Channel-section steel 14. worm gears 15. worm screws 16. grinding wheel spindles 13. be fixedly clamped
17. clamp pressure head 18. bearing holder (housing, cover)s 19. sliding sleeves 20. bearings fast
21. retainer plate.
The specific embodiment
As shown in Figure 1, use the grinding motion mode in the rail flange of rail machine for grinding welding seam for the utility model is on-the-spot, for compressing the bistrique height and alleviating complete machine weight, with respect to 60kg/m flange of rail width 150mm (weld width＜40mm), the diameter of abrasive grinding wheel 12 is selected than minor diameter (as 90mm), therefore carry out grinding in order to reach the butt welded seam gamut, emery wheel 12 is that rotary oscillation is carried out at the center with the screw shaft 7 of clamping device, among the figure, rail 1, motor 2, motor cabinet 3, belt pulley 4, base plate 5, V belt 6, screw shaft 7, swing handle 8, video frequency pick-up head 9, emery wheel axle bed 10, driving pulley 11, emery wheel 12, channel-section steel 13 is fixedly clamped, worm gear 14, worm screw 15; During grinding, motor 2 is fixed on the base plate 5 by motor cabinet 3, motor shaft drives that belt pulley 4 rotates and drives emery wheel 12 rotations during by belt transmission and carries out grinding, shown position is that emery wheel 12 is positioned at rail 1 one sides, moving swing handle 8, can to make base plate 5 be that swing at the center with screw shaft 7, because emery wheel 12 and motor 2 all are fixed on the base plate 5, therefore 12 swings of base plate 5 swing drive emery wheels can be carried out the grinding of full weld seam scope, dash area among the figure on the rail 1 represents to carry out the weld seam position of grinding, the swinging track when dashed line view is emery wheel 12 grindings.
Shown in Figure 2, use the grinding type of drive annexation in the rail flange of rail machine for grinding welding seam for the utility model is on-the-spot.Among the figure, motor 2, motor cabinet 3, belt pulley 4, base plate 5, V belt 6, emery wheel axle bed 10, driving pulley 11, emery wheel 12, the channel-section steel 13 that is fixedly clamped, grinding wheel spindle 16.During work, the motor 2 that is fixed on the base plate 5 by motor cabinet 3 drives belt pulley 4 and V belt 6 driving and the driving pulleys 11 of emery wheel 12 on same emery wheel axle bed 10, and grinding is carried out in emery wheel 12 rotations simultaneously.Because motor carries out transmission by V belt, therefore, the position of motor is placed in beyond rail 1 width, and it highly can not influence emery wheel 12 and work under the less space in flange of rail railway roadbed.
Work connection layout shown in Figure 3, as to transfer from one department to another to unite for clamping device in the utility model and Tiao Zheng, rotation.Among the figure, rail 1, base plate 5, screw shaft 7, the channel-section steel 13 that is fixedly clamped, worm gear 14, worm screw 15, clamp pressure head 17, bearing holder (housing, cover) 18, sliding sleeve 19 fast.Clamping device of the present utility model is to utilize one one side to be cut with the channel-section steel 13 of the identical shaped size in flange of rail angle, with flange of rail face be reference card in rail 1 one sides, and opposite side clamps pressure head 17 fast by one and makes it to clamp.Then be fixed with worm screw 15 and worm gear 14 on the web of flange of rail below channel-section steel 13, worm gear and feed screw nut design processing are in aggregates, therefore when rotary worm 15, worm gear 14 rotations, it also is the feed screw nut rotation, thereby drive screw shaft 7 liftings, because screw shaft 7 and sliding sleeve 19 are composite design all-in-one-pieces, sliding sleeve 19 is that the guide pillar guide pin bushing of sliding fit combines with bearing holder (housing, cover) 18 again, therefore, when worm screw 15 is rotated, the lifting and 5 liftings of the base plate on sliding sleeve 19 of sliding sleeve 19 will be driven directly, just be fixed on the lifting (comprising parts such as motor 2 and belt pulley 4) of emery wheel 12 on the base plate 5, the advance and retreat cutter process when realizing emery wheel 12 grindings.Therefore simultaneously, because base plate 5 is enclosed within on the sliding sleeve 19, during the swing handle 8 on promoting base plate 5, can realize the swing grinding process of emery wheel 12 again.And be connected with notebook computer by the video frequency pick-up head 9 that is installed in equally on the base plate 5, can observe and record the grinding situation of flange of rail face.
Claims (3)
- One kind on-the-spot with rail flange of rail machine for grinding welding seam, it is characterized in that: describedly on-the-spotly comprise that with rail flange of rail machine for grinding welding seam one group is the fastening devices and the lift adjustment system of benchmark by the abrasive machine of motor and belt pulley driving and with rail flange of rail face and flange of rail angle; Described scene is equipped with video frequency pick-up head simultaneously with the rail flange of rail machine for grinding welding seam polishing situation and flange of rail face quality is observed and record.
- 2. according to claim 1 on-the-spot with rail flange of rail machine for grinding welding seam, it is characterized in that: described sander, the lifting and the grinding motion of its emery wheel are combined as a whole, and lifting realizes that by worm gear and screw rod grinding motion then Cai Yong rotation type moves.
- 3. the on-the-spot rail flange of rail machine for grinding welding seam of using according to claim 1, it is characterized in that: the side in described fastening devices is provided with locating slot, and opposite side is equipped with and compresses spanner fast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205262154U CN201952693U (en) | 2010-09-13 | 2010-09-13 | Site polisher for welding line at bottom of steel rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205262154U CN201952693U (en) | 2010-09-13 | 2010-09-13 | Site polisher for welding line at bottom of steel rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201952693U true CN201952693U (en) | 2011-08-31 |
Family
ID=44496813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205262154U Expired - Fee Related CN201952693U (en) | 2010-09-13 | 2010-09-13 | Site polisher for welding line at bottom of steel rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201952693U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102561119A (en) * | 2012-01-20 | 2012-07-11 | 沈阳铁路局科学技术研究所 | Automatic grinding machine for weld seam at bottom of small-sized steel rail |
| CN103518020A (en) * | 2011-04-26 | 2014-01-15 | Fama有限责任公司 | Tangential grinding machine |
| CN104164810A (en) * | 2014-07-30 | 2014-11-26 | 苏州市华宁机械制造有限公司 | Visual electric plane polishing machine for rail |
| CN105619217A (en) * | 2015-12-29 | 2016-06-01 | 武汉天高熔接股份有限公司 | Root reinforcement control device for panel block assembly line |
| CN105648857A (en) * | 2014-11-14 | 2016-06-08 | 中铁上海工程局集团北方工程有限公司 | Grinding machine for weld joint in rail flange of steel rail |
| CN115948948A (en) * | 2022-12-30 | 2023-04-11 | 中铁五局集团路桥工程有限责任公司 | Tramcar groove rail welded joint rail bottom polishing method |
-
2010
- 2010-09-13 CN CN2010205262154U patent/CN201952693U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103518020A (en) * | 2011-04-26 | 2014-01-15 | Fama有限责任公司 | Tangential grinding machine |
| CN103518020B (en) * | 2011-04-26 | 2016-07-06 | Fama有限责任公司 | Tangential grinder |
| CN102561119A (en) * | 2012-01-20 | 2012-07-11 | 沈阳铁路局科学技术研究所 | Automatic grinding machine for weld seam at bottom of small-sized steel rail |
| CN104164810A (en) * | 2014-07-30 | 2014-11-26 | 苏州市华宁机械制造有限公司 | Visual electric plane polishing machine for rail |
| CN104164810B (en) * | 2014-07-30 | 2016-01-20 | 苏州市华宁机械制造有限公司 | A kind of visual track level electric grinding machine |
| CN105648857A (en) * | 2014-11-14 | 2016-06-08 | 中铁上海工程局集团北方工程有限公司 | Grinding machine for weld joint in rail flange of steel rail |
| CN105619217A (en) * | 2015-12-29 | 2016-06-01 | 武汉天高熔接股份有限公司 | Root reinforcement control device for panel block assembly line |
| CN105619217B (en) * | 2015-12-29 | 2017-09-19 | 武汉天高熔接股份有限公司 | A kind of flat section streamline root reinforcement control device |
| CN115948948A (en) * | 2022-12-30 | 2023-04-11 | 中铁五局集团路桥工程有限责任公司 | Tramcar groove rail welded joint rail bottom polishing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110831 Termination date: 20120913 |