CN109332815B - Gradual change rail processingequipment - Google Patents
Gradual change rail processingequipment Download PDFInfo
- Publication number
- CN109332815B CN109332815B CN201811507118.8A CN201811507118A CN109332815B CN 109332815 B CN109332815 B CN 109332815B CN 201811507118 A CN201811507118 A CN 201811507118A CN 109332815 B CN109332815 B CN 109332815B
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- Prior art keywords
- rail
- main shaft
- base
- wheel
- steel rail
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D79/00—Methods, machines, or devices not covered elsewhere, for working metal by removal of material
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling Processes (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The utility model provides a gradual change rail processingequipment, including the base, a plurality of supporting seats that are located the base both sides, carry out the shaping blade disc of processing to the rail, the main shaft drive mechanism that drives shaping blade disc rotation, vertical feed mechanism that drive shaping blade disc and main shaft drive mechanism along vertical direction goes up and down, drive wheel mechanism that drives the rail along horizontal direction motion, the clamping mechanism that limit rail only can follow horizontal direction motion during processing, be equipped with slide I on this base, be located the portal frame of slide I one side, be equipped with slide II on every supporting seat, slide I and a plurality of slide II are located same horizontal straight line; the main shaft transmission mechanism is arranged on the inner side of the portal frame in a sliding manner, and the vertical feeding mechanism and the clamping mechanism are respectively arranged on the base. The gradual change rail processingequipment can be to the once clamping machine-shaping of rail, and is efficient. The working surface contour of the forming cutter is matched with the outer wrapping surface contour of the top surface of the steel rail, and the machining precision is high.
Description
Technical Field
The invention belongs to the technical field of steel rail processing, and particularly relates to a gradual change rail processing device.
Background
The steel rail can be worn in the long-time use process, the safety running and riding comfort of the vehicle can be influenced, the worn steel rail needs to be replaced under the condition, and the joint of the replaced new steel rail and the original steel rail has a height difference, so that the new steel rail needs to be preprocessed before the steel rail is replaced, and the joint of the new steel rail and the old steel rail is in smooth transition. The existing mode of rail preprocessing carries out reciprocating grinding to manual handheld grinder until the overall dimension is similar, and the defect of this mode is that the precision is relatively poor, and the profile hardly satisfies the requirement and the faying surface transition is not smooth.
Disclosure of Invention
Aiming at the defects of the existing manual polishing, the invention aims to provide a novel gradual change rail processing device, which is subjected to one-time clamping processing and forming under the condition of meeting the processing precision and requirements, thereby saving the working time and greatly improving the working efficiency.
The aim of the invention is realized by adopting the following technical scheme. The invention provides a gradual change rail processing device, which comprises a base 1, a plurality of supporting seats 2 positioned at two sides of the base, a forming cutter head 4 for processing steel rails 3, a main shaft transmission mechanism for driving the forming cutter head 4 to rotate, a vertical feeding mechanism for driving the forming cutter head 4 and the main shaft transmission mechanism to lift along the vertical direction, a driving wheel mechanism for driving the steel rails 3 to move along the horizontal direction, and a clamping mechanism for limiting the steel rails 3 to move along the horizontal direction during processing, wherein a slideway I501 and a portal frame 6 positioned at one side of the slideway I are arranged on the base 1, a slideway II 502 is arranged on each supporting seat 2, and the slideway I and the slideways II are positioned on the same horizontal straight line; the main shaft transmission mechanism is arranged on the inner side of the portal frame 6 in a sliding way, and the vertical feeding mechanism and the clamping mechanism are respectively arranged on the base 1.
Further, the main shaft transmission mechanism comprises a servo motor I and a main shaft box, wherein the servo motor I is used for inputting power, an output shaft of the servo motor I is connected with a main shaft of the main shaft box through a belt and a belt wheel, and a forming cutter disc 4 is arranged at the output end of the main shaft.
Further, the portal frame 6 includes two upright posts 601, a linear slide rail i is disposed on a side surface of each upright post 601 opposite to the other upright post, and a linear slide rail ii 602 is disposed on a front surface of each upright post 601 opposite to the slide rail i.
Further, a sliding block I is arranged on the side surface of the main shaft box, which is opposite to the upright post, a sliding block II 7 is arranged on the side surface of the main shaft box, which is opposite to the front surface of the upright post, and the sliding block I is arranged on a linear sliding rail I on the side surface of the upright post, and the sliding block II is arranged on a linear sliding rail II 602 on the front surface of the upright post.
Further, the vertical feeding mechanism comprises a servo motor II, a speed reducer and a screw rod, wherein the servo motor II is fixedly arranged on the base 1 or the portal frame 6 and is connected with the speed reducer, and an output shaft of the speed reducer is connected with the screw rod; and a sliding nut arranged on the screw rod is fixedly connected with the spindle box.
Further, the driving wheel mechanism comprises a motor III and a belt wheel, wherein the belt wheel is arranged on an output shaft of the motor III and contacts with the side face of the steel rail 3, and applies driving force to the steel rail.
Further, the clamping mechanism comprises a transverse top wheel 8, a vertical pressing mechanism 9 and a transverse pressing mechanism 10, wherein the transverse top wheel 8 is arranged at the bottom of the portal frame 6 and is abutted against the side surface of the steel rail 3; the vertical pressing mechanism is spanned on the slideway I501, and a pressing wheel at the output end of the vertical pressing mechanism presses the top surface of the steel rail 3; the transverse pressing mechanism 10 is arranged on the base 1 and positioned on the other side of the slideway I501, and the friction wheel 1001 at the output end of the transverse pressing mechanism abuts against the other side surface of the steel rail 3.
Further, two transverse top wheels 8 are arranged and are respectively arranged at the bottoms of the two upright posts 601; the vertical pressing mechanisms 9 are arranged at two sides of the forming cutter head 4 respectively; the transverse hold-down mechanism 10 is located between the two transverse top wheels 8.
Further, vertical hold-down mechanism 9 includes U type seat 901, installs at the pneumatic cylinder I902 at U type seat top, is located the pinch roller of U type seat, and U type seat 901 strides to establish on slide I501, and the pinch roller is installed at the piston rod tip of pneumatic cylinder I902, and the pinch roller moves down and compresses tightly the top surface of rail 3 under the action of pneumatic cylinder I.
Further, the transverse pressing mechanism 10 comprises a friction wheel 1001, a hydraulic cylinder II and a bottom plate 1002, a linear slide rail III 1004 is arranged on the base 1 at the other side of the slide way I501, a sliding block III 1003 is arranged at the bottom of the bottom plate 1002, and the sliding block III 1003 is arranged on the linear slide rail III 1004; the hydraulic cylinder II is arranged on the base 1, and a piston rod of the hydraulic cylinder II is fixedly connected with the bottom plate 1002; the end of the bottom plate 1002 is provided with a friction wheel 1001, and the bottom plate 1002 moves toward the rail 3 under the action of the hydraulic cylinder ii, and the friction wheel 1001 abuts against the other side surface of the rail 3.
The gradual change rail processing device provided by the invention can clamp and process and shape the steel rail at one time, and has high efficiency. The contour of the working surface of the forming cutter is matched with the contour of the outer wrapping surface of the top surface of the steel rail, and the working surface of the forming cutter is completely matched with the contour after the steel rail is processed, so that the precision is high. Compared with manual polishing, the method has the advantages that dust and residual particles are not sputtered, and fine scrap iron generated after processing can be effectively collected, so that the method is beneficial to environmental protection.
The foregoing description is only an overview of the present invention, and is intended to be implemented in accordance with the teachings of the present invention, as well as the preferred embodiments thereof, together with the following detailed description of the invention, given by way of illustration only, together with the accompanying drawings.
Drawings
Fig. 1 is a schematic structural view of a gradual rail processing apparatus according to the present invention.
Fig. 2 is a schematic view of the present invention for restraining the rail side.
[ Main element symbols description ]
1-Base 2-turnover material channel 3-steel rail
4-Shaping cutterhead 501-slide I502-slide II
6-Portal frame 601-upright post 602-linear slide rail II
7-Slider II 8-horizontal top wheel 9-vertical hold-down mechanism
901-U-shaped seat 902-hydraulic cylinder I10-transverse pressing mechanism
1001-Friction wheel 1002-base plate 1003-slide III
1004-Linear slide III 11-main shaft transmission mechanism
Detailed Description
The technical scheme of the present invention will be clearly and completely described in connection with specific embodiments.
Referring to fig. 1 and 2, a gradual change rail processing device includes a base 1, a plurality of supporting seats 2 positioned at two sides of the base, a forming cutter 4 for processing a steel rail 3, a main shaft transmission mechanism for driving the forming cutter 4 to rotate, a vertical feeding mechanism for driving the forming cutter 4 and the main shaft transmission mechanism to lift in a vertical direction, a driving wheel mechanism for driving the steel rail 3 to move in a horizontal direction, and a clamping mechanism for limiting the steel rail 3 to move only in the horizontal direction during processing.
The base 1 is provided with a slide I501, and each supporting seat 2 is provided with a slide II 502. The slide I501 and the slide II 502 are distributed along the same horizontal line, and support the steel rail 3 together to advance at a uniform speed along the horizontal direction during cutting operation.
The working surface contour of the forming cutter head 4 is matched with the outer wrapping surface contour of the steel rail 3, so that the precision of polishing operation is ensured.
The main shaft transmission mechanism 11 comprises a servo motor I and a main shaft box, wherein the servo motor I is used for inputting power, an output shaft of the servo motor I is connected with a main shaft of the main shaft box through a belt and a belt wheel, and a forming cutter disc 4 is arranged at the output end of the main shaft. And starting the servo motor I, and driving the forming cutter head 4 to rotate by the main shaft.
The base 1 is further provided with a portal frame 6, the portal frame 6 is located on one side of the slide I501 and comprises two upright posts 601, a linear slide rail I is arranged on the side face, opposite to the other upright post, of each upright post along the vertical direction, and a linear slide rail II 602 is also arranged on the front face, opposite to the slide I501, of each upright post along the vertical direction (namely, the Z axis). The spindle drive is integrally arranged on the inner side of the portal frame 6 (namely, between two upright posts 601), two opposite sides of a spindle box and the upright posts are respectively provided with a sliding block I, the opposite sides of the front sides of the spindle box and the upright posts are provided with sliding blocks II 7, the sliding blocks I are arranged on linear sliding rails I on the side surfaces of the upright posts, and the sliding blocks II are arranged on linear sliding rails II 602 on the front surfaces of the upright posts to play an auxiliary guiding role.
The vertical feeding mechanism comprises a servo motor II, a speed reducer and a screw rod, wherein the servo motor II is fixedly arranged on the base or the portal frame and is connected with the speed reducer, an output shaft of the speed reducer is connected with the screw rod, and a sliding nut assembled on the screw rod is fixedly connected with the spindle box. And starting a servo motor II, driving a main shaft transmission mechanism and a forming cutter disc to lift through a screw transmission sliding nut under the guidance of a linear sliding rail I and a sliding block I and a linear sliding rail II and a sliding block II, realizing the vertical feeding of the cutter disc, and completely enveloping and milling the arc shape and the top surface of the steel rail.
The driving wheel mechanism comprises a motor III and a belt wheel, the belt wheel is arranged on an output shaft of the motor III and is connected with the side face of the steel rail 3, driving force is applied to the steel rail through positive pressure acting on the steel rail, and the steel rail 3 runs along a slideway at a constant speed under the limiting guide of the clamping mechanism.
The clamping mechanism comprises a transverse top wheel 8, two vertical pressing mechanisms 9 and a transverse pressing mechanism 10, wherein the two transverse top wheels 8 are arranged and are respectively located at the bottoms of two upright posts of the portal frame, and each transverse top wheel 8 is respectively abutted against the side face of a steel rail to limit the first direction. Two vertical hold-down mechanisms 9 are located the both sides of shaping blade disc 4, all include U type seat 901, install at the pneumatic cylinder I902 at U type seat top, be located the pinch roller of U type seat, U type seat 901 strides to establish on slide I501, and the piston rod tip at pneumatic cylinder I902 is installed to the pinch roller, starts pneumatic cylinder I, and the pinch roller moves down and compresses tightly the top surface of rail, carries out the spacing of second direction. The transverse pressing mechanism 10 is located between two transverse top wheels 8 and comprises two friction wheels 1001 with a swinging angle function, a hydraulic cylinder II and a bottom plate 1002, two linear sliding rails III are symmetrically arranged on the other side of the sliding rail I501, two sliding blocks III 1003 are symmetrically arranged at the bottom of the bottom plate 1002, the sliding blocks III 1003 are arranged on the corresponding linear sliding rails III, the hydraulic cylinder II is arranged on the base 1, a piston rod of the hydraulic cylinder II is fixedly connected with the bottom plate 1002, two friction wheels 1001 are arranged at the front end of the bottom plate 1002, the hydraulic cylinder II is started, the bottom plate 1002 moves towards the steel rail 3, the friction wheels 1001 contact and abut against the other side face of the steel rail 3, the steel rail is integrally propped against the two transverse top wheels, certain pressure is guaranteed, and limiting in the third direction is carried out. The clamping process of the steel rail is completed by limiting the steel rail in the three directions, and the friction force generated between the friction wheel and the steel rail drives the steel rail 3 to advance along the slide ways I501 and II 502 at a constant speed under the driving of the belt wheel.
As a further improvement of the present invention, the sliding ways i 501 and ii 502 are rolling sliding ways (i.e. the sliding ways are provided with a plurality of rolling bodies along the X-axis direction), which, of course, is not limited by the type of the sliding ways.
The working flow of the gradual change rail processing device is as follows:
1. Firstly, placing a steel rail 3 to be processed on a slide way I501 and a plurality of slide ways II 502, wherein the inner side surface of the steel rail 3 is abutted with two transverse top wheels 8, so that the outline of an outer wrapping surface at the top of the steel rail 3 is overlapped with the outline of a working surface of a forming cutter disc 4;
2. the hydraulic cylinder II acts, the friction wheel 1001 contacts the outer side surface of the steel rail 3, then the whole steel rail is oriented to a transverse top wheel 8 and applies a certain pressure, meanwhile, the hydraulic cylinder I acts, so that the pinch roller moves downwards to be positive pressure above the steel rail 3, the steel rail keeps positive pressure in the cutting process to eliminate the resistance generated by cutting, and the clamping process of the steel rail is completed at the moment;
3. the motor III acts, the belt wheel applies driving force to the steel rail 3, and under the action of the pressure of the hydraulic cylinder II, the friction force generated between the friction wheel 1001 and the steel rail 3 drives the slideway I501 and a plurality of slideways II 502 which are arranged along the horizontal direction of the steel rail 3 to advance at a uniform speed;
4. According to the preset descending distance and speed of the spindle box (determined by the machining size of the gradual change rail), the servo motor I and the servo motor II act, the forming cutter head moves downwards while rotating, and after the forming cutter head descends in place, the steel rail is machined, so that gradual change cutting of the steel rail is realized.
Finally, it is noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present invention, and that other modifications and equivalents thereof by those skilled in the art should be included in the scope of the claims of the present invention without departing from the design and scope of the technical solution of the present invention.
Claims (5)
1. A gradual change rail processingequipment, its characterized in that: the device comprises a base (1), a plurality of supporting seats (2) positioned at two sides of the base, a forming cutter head (4) for processing steel rails (3), a main shaft transmission mechanism for driving the forming cutter head (4) to rotate, a vertical feeding mechanism for driving the forming cutter head (4) and the main shaft transmission mechanism to lift along the vertical direction, a driving wheel mechanism for driving the steel rails (3) to move along the horizontal direction, and a clamping mechanism for limiting the steel rails (3) to move only along the horizontal direction during processing, wherein a slideway I (501) and a portal frame (6) positioned at one side of the slideway I are arranged on the base (1), a slideway II (502) is arranged on each supporting seat (2), and the slideway I and the plurality of slideways II are positioned on the same horizontal straight line; the main shaft transmission mechanism is arranged on the inner side of the portal frame (6) in a sliding manner, and the vertical feeding mechanism and the clamping mechanism are respectively arranged on the base (1);
the vertical feeding mechanism comprises a servo motor II, a speed reducer and a screw rod, wherein the servo motor II is fixedly arranged on the base (1) or the portal frame (6) and is connected with the speed reducer, and an output shaft of the speed reducer is connected with the screw rod; a sliding nut arranged on the screw rod is fixedly connected with the spindle box;
the clamping mechanism comprises a transverse top wheel (8), a vertical pressing mechanism (9) and a transverse pressing mechanism (10), wherein the transverse top wheel (8) is arranged at the bottom of the portal frame (6) and is abutted against the side surface of the steel rail (3); the vertical pressing mechanism is spanned on the slideway I (501), and a pressing wheel at the output end of the vertical pressing mechanism presses the top surface of the steel rail (3); the transverse pressing mechanism (10) is arranged on the base (1) and positioned at the other side of the slideway I (501), and a friction wheel (1001) at the output end of the transverse pressing mechanism abuts against the other side surface of the steel rail (3); two transverse top wheels (8) are arranged and are respectively arranged at the bottoms of the two upright posts (601); the vertical compression mechanisms (9) are arranged at two sides of the forming cutter head (4); the transverse pressing mechanism (10) is positioned between the two transverse top wheels (8);
The vertical pressing mechanism (9) comprises a U-shaped seat (901), a hydraulic cylinder I (902) arranged at the top of the U-shaped seat and a pressing wheel positioned in the U-shaped seat, wherein the U-shaped seat (901) is arranged on a slideway I (501) in a crossing manner, the pressing wheel is arranged at the end part of a piston rod of the hydraulic cylinder I (902), and the pressing wheel moves downwards and presses the top surface of a steel rail (3) under the action of the hydraulic cylinder I;
The transverse pressing mechanism (10) comprises a friction wheel (1001), a hydraulic cylinder II and a bottom plate (1002), a linear slide rail III (1004) is arranged on the base (1) at the other side of the slide rail I (501), a sliding block III (1003) is arranged at the bottom of the bottom plate (1002), and the sliding block III (1003) is arranged on the linear slide rail III (1004); the hydraulic cylinder II is arranged on the base (1), and a piston rod of the hydraulic cylinder II is fixedly connected with the bottom plate (1002); a friction wheel (1001) is arranged at the end part of the bottom plate (1002), the bottom plate (1002) moves towards the steel rail (3) under the action of the hydraulic cylinder II, and the friction wheel (1001) abuts against the other side surface of the steel rail (3).
2. The fade track processing device of claim 1, wherein: the main shaft transmission mechanism comprises a servo motor I and a main shaft box, wherein the servo motor I is used for inputting power, an output shaft of the servo motor I is connected with a main shaft of the main shaft box through a belt and a belt wheel, and a forming cutter disc (4) is arranged at the output end of the main shaft.
3. The fade track processing device according to claim 2, characterized in that: the portal frame (6) comprises two upright posts (601), wherein a linear slide rail I is arranged on the side face of each upright post (601) opposite to the other upright post, and a linear slide rail II (602) is arranged on the front face of each upright post (601) opposite to the slide rail I.
4. A fade track processing device as claimed in claim 3, wherein: the side that headstock and stand are relative is equipped with slider I, and headstock and the positive relative side of stand are equipped with slider II (7), slider I install on the straight line slide rail I of stand side slider II install on the positive straight line slide rail II of stand (602).
5. The fade track processing device of claim 1, wherein: the driving wheel mechanism comprises a motor III and a belt wheel, wherein the belt wheel is arranged on an output shaft of the motor III and contacts with the side surface of the steel rail (3) to apply driving force to the steel rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811507118.8A CN109332815B (en) | 2018-12-10 | 2018-12-10 | Gradual change rail processingequipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811507118.8A CN109332815B (en) | 2018-12-10 | 2018-12-10 | Gradual change rail processingequipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109332815A CN109332815A (en) | 2019-02-15 |
| CN109332815B true CN109332815B (en) | 2024-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811507118.8A Active CN109332815B (en) | 2018-12-10 | 2018-12-10 | Gradual change rail processingequipment |
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| Country | Link |
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| CN (1) | CN109332815B (en) |
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| AT212863B (en) * | 1956-06-07 | 1961-01-10 | Heinrich Mevissen | Rail fastening on wooden sleepers |
| JP2001071224A (en) * | 1999-09-03 | 2001-03-21 | Okuma Corp | Cross rail clamp device |
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| CN204657186U (en) * | 2015-04-30 | 2015-09-23 | 江苏先锋钢结构工程有限公司 | A kind of steel pipe bender |
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| CN107042452A (en) * | 2017-03-16 | 2017-08-15 | 湖南大学 | A rail grinding machine |
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| CN209139998U (en) * | 2018-12-10 | 2019-07-23 | 清华大学天津高端装备研究院洛阳先进制造产业研发基地 | A kind of gradual change rail processing unit (plant) |
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| US7288159B2 (en) * | 2002-04-10 | 2007-10-30 | Cf&I Steel, L.P. | High impact and wear resistant steel |
| FR3017126B1 (en) * | 2014-02-04 | 2016-02-12 | Teb | MOBILE MOTORIZED TROLLEY IN TRANSLATION ON A RAIL |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT212863B (en) * | 1956-06-07 | 1961-01-10 | Heinrich Mevissen | Rail fastening on wooden sleepers |
| JP2001071224A (en) * | 1999-09-03 | 2001-03-21 | Okuma Corp | Cross rail clamp device |
| CN201686904U (en) * | 2010-05-27 | 2010-12-29 | 郑州昌盛铁路工务科技发展有限公司 | Rail failure strengthening device |
| CN102658399A (en) * | 2012-05-09 | 2012-09-12 | 贺伟 | Steel pipe cutting machine tool |
| CN203778878U (en) * | 2013-12-16 | 2014-08-20 | 吉林大学 | Transverse single bevel seamless welding surface sawing device for steel rails |
| CN104625930A (en) * | 2015-03-11 | 2015-05-20 | 戚恒 | Steel rail grinding machine |
| CN204657186U (en) * | 2015-04-30 | 2015-09-23 | 江苏先锋钢结构工程有限公司 | A kind of steel pipe bender |
| CN205904799U (en) * | 2016-07-07 | 2017-01-25 | 武汉铁路局武汉工务大修段 | Full section rail welding seam burnishing machine |
| CN107042452A (en) * | 2017-03-16 | 2017-08-15 | 湖南大学 | A rail grinding machine |
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| CN109332815A (en) | 2019-02-15 |
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Denomination of invention: A gradient track processing device Granted publication date: 20240419 Pledgee: Bank of Communications Ltd. Luoyang branch Pledgor: QINGYAN RUIWEI (LUOYANG) RAIL TRANSIT TECHNOLOGY Co.,Ltd. Registration number: Y2025980067334 |
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