CN113774736A

CN113774736A - Railway track maintenance rust mark grinding device

Info

Publication number: CN113774736A
Application number: CN202111176446.6A
Authority: CN
Inventors: 乔龙图; 王闪闪; 魏保立; 陈光伟; 李春亚; 杨辰飞; 冯娜娜
Original assignee: Zhengzhou Railway Vocational and Technical College
Current assignee: Zhengzhou Railway Vocational and Technical College
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2021-12-10

Abstract

The invention discloses a railway track maintenance rust mark polishing device, which relates to the technical field of rail 1 polishing and comprises a walking frame erected on a track, a reciprocating device fixed at the top of the walking frame, a power device fixed at the bottom of one end of the walking frame, which is opposite to the reciprocating device, a movable groove formed in the center of the top surface of the walking frame, and a polishing device movably connected in the movable groove, wherein the polishing device comprises a cross beam and polishing pieces positioned below the cross beam and clamped at two sides of the track, movable rods are fixedly connected on two side plates of the movable groove in parallel, the cross beam is movably sleeved on the movable rods, and adjusting grooves are formed in two ends of the movable cross beam. This rust mark grinding device is maintained to railway track sets up through the cooperation of dead lever and polishing piece, at the in-process of operative installations, can use the dead lever will polish the piece and press from both sides tightly with the track, laminates completely with the track, can carry out comprehensive polishing to the track, avoids appearing the dead angle of polishing.

Description

Railway track maintenance rust mark grinding device

Technical Field

The invention relates to the technical field of rail polishing, in particular to a railway rail maintenance rust mark polishing device.

Background

Rail grinding is an important content of line repair work and is an effective means for preventing and treating rail diseases. The rail surface defects which can be solved by grinding mainly comprise fatigue cracks, stripping and dropping blocks, wave grinding, scratches, bruising, fat edges, uneven abrasion, poor light bands and the like, and the line and turnout rail grinding equipment used in China mainly comprises a rail grinding train, a turnout grinding vehicle, a rail milling grinding vehicle, a small grinding machine and the like.

In the Chinese invention patent application number: CN 201910766190.0 discloses a rail rust removing and polishing device, which comprises a base, wherein a support plate is mounted at the bottom of the base, a support rotating shaft is connected to a bottom bearing of the support plate, a wheel is arranged on the support rotating shaft, and a wheel rim is arranged on the inner side surface of the wheel; the base is provided with a driving mechanism for driving the wheels to rotate, and the rail rust removal polishing device further comprises a polishing mechanism for removing rust on the side surface of the rail. The rail rust removal polishing device polishes a machine model by pushing the wheel-shaped polishing head, but the polishing head can not completely cover a rail, dead angles can be left during polishing, complete polishing can not be carried out, and a plurality of polishing heads are usually used for polishing in order to completely polish, so that the cost is higher, and the polishing heads are fixedly arranged, after being worn, the contact with the rail is reduced, the polishing effect is influenced,

therefore, there is a need for a railway track maintenance rust grinding apparatus that solves the above problems.

Disclosure of Invention

Technical problem to be solved

The invention aims to provide a railway track maintenance rust mark polishing device, which solves the problems that the rail rust mark polishing device provided by the background technology pushes a wheel-shaped polishing head to polish a machine type, but the polishing head cannot completely cover a track, dead corners are left during polishing, complete polishing cannot be performed, and a plurality of polishing heads are usually used for polishing so as to completely polish, so that the cost is higher, the polishing heads are fixedly arranged, the contact with the track is reduced after being worn, and the polishing effect is influenced.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a rust mark polishing device for railway track maintenance comprises a walking frame erected on a track, a reciprocating device fixed at the top of the walking frame, a power device fixed at the bottom of one end, opposite to the reciprocating device, of the walking frame, a movable groove formed in the center of the top surface of the walking frame, and a polishing device movably connected in the movable groove, wherein the polishing device comprises a cross beam and polishing sheets clamped on two sides of the track below the cross beam, movable rods are fixedly connected to two side plates of the movable groove in parallel, the cross beam is movably sleeved on the movable rods, adjusting grooves are formed in two ends of the movable cross beam, mounting shells are fixedly connected to two ends of the top surface of the cross beam, which are located on the side of the adjusting grooves, movable rods are fixedly connected to two side plates of the adjusting grooves, fixed rods in sliding fit with the adjusting grooves are movably sleeved at two ends of the movable rods, gears are rotatably connected to the centers of the two side plates of an inner cavity of the mounting shells, the utility model discloses a fixed link is including the installation shell, the equal fixedly connected with in one end top that the movable rod is located the installation shell and the rack that gear engagement, the rack that is located outside dead lever top runs through the dead lever that is located the inboard, the bottom surface of crossbeam is located the fixedly connected with pneumatic cylinder between the dead lever, the piston rod end fixed connection of pneumatic cylinder is on the curb plate that is located inboard dead lever.

Preferably, the lifting groove has all been seted up to the bottom both sides board of dead lever, sliding connection has the elevator in the lifting groove, first support is worn to be equipped with in the center department of elevator, the second support is worn to be equipped with in the convex pterygoid lamina in dead lever bottom inboard position top of polishing piece, first support and second support and the equal fixedly connected with mount of fixed relative one end, first support and second support are located all to overlap and are equipped with compression spring between mount and the dead lever.

Preferably, the equal fixedly connected with screw ring in the outside of polishing piece, the polishing piece passes through bolt and screw ring threaded connection will polish the piece and fix in the mount, the mount is located the equal fixedly connected with limiting plate in both sides side of polishing piece bottom, polishing piece top one side fixedly connected with compensation piece.

Preferably, reciprocating device includes the mounting bracket, fixes the first motor at the mounting bracket top surface and sets up the carousel at mounting bracket bottom surface and first motor output shaft fixed connection, the eccentric rotation in carousel bottom is connected with the swinging arms, the walking frame top surface is located the center fixedly connected with armful ring at activity groove border, the pull rod has been cup jointed in the armful ring activity, the one end that the pull rod is close to first motor is articulated with the movable rod, the pull rod is located at the center of crossbeam curb plate with the one end fixed connection that first motor is relative.

Preferably, running gear is including rotating two sets of gyro wheels and the second motor of connection at walking frame bottom surface both ends, equal fixedly connected with transmission shaft between two sets of gyro wheels, the first band pulley of fixedly connected with on the output shaft of second motor, the center department fixedly connected with second band pulley of one of them transmission shaft, first band pulley passes through belt transmission with the second band pulley and is connected.

Preferably, the length of the compensation plate is greater than the distance between two polishing plates.

(III) advantageous effects

Compared with the prior art, the invention provides a railway track maintenance rust mark polishing device which has the following beneficial effects:

1. this rust mark grinding device is maintained to railway track sets up through the cooperation of dead lever and polishing piece, at the in-process of operative installations, can use the dead lever will polish the piece and press from both sides tightly with the track, laminates completely with the track, can carry out comprehensive polishing to the track, avoids appearing the dead angle of polishing.

2. This railway track maintains rust mark grinding device through set up compression spring structure on the mount, at the in-process of operative installations, can use compression spring to extrude the piece of polishing, prevents to polish the piece because the friction attenuation can not hug closely with the track, extension polishing piece live time.

3. This rust mark grinding device is maintained to railway rails sets up through the cooperation of carousel with the swinging arms, at the in-process of using device, can use the carousel to drive the pull rod and make grinding device polish repeatedly at the in-process that removes, improves the effect of polishing.

Drawings

FIG. 1 is an axial schematic view of the structure of the present invention;

FIG. 2 is a schematic bottom view of the structure of the present invention;

FIG. 3 is a schematic side cross-sectional view of the beam structure of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A of the present invention;

figure 5 is a complete schematic view of the abrasive sheet construction of the present invention.

In the figure: 1. a track; 2. a walking frame; 3. a first motor; 4. a mounting frame; 5. a swing lever; 6. a pull rod; 7. a cross beam; 9. a movable groove; 10. encircling; 11. a turntable; 12. two groups of rollers; 13. a movable rod; 14. a second pulley; 15. a first pulley; 16. a second motor; 17. a belt; 19. mounting a shell; 20. an adjustment groove; 21. fixing the rod; 22. a hydraulic cylinder; 23. a guide bar; 24. a gear; 25. a rack; 26. a bolt; 27. a second bracket; 29. grinding the sheets; 31. a lifting block; 32. a fixed mount; 33. a compression spring; 34. a first bracket; 35. a lifting groove; 36. a compensation plate; 37. a threaded ring; 38. a drive shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a railway track maintenance rust mark polishing device comprises a walking frame 2 erected on a track 1, a reciprocating device fixed on the top of the walking frame 2, a power device fixed at the bottom of one end of the walking frame 2 opposite to the reciprocating device, a movable groove 9 formed in the center of the top surface of the walking frame 2, and a polishing device movably connected in the movable groove 9, wherein the polishing device comprises a cross beam 7 and polishing sheets 29 positioned below the cross beam 7 and clamped on two sides of the track 1, movable rods 13 are fixedly connected on two side plates of the movable groove 9 in parallel, the cross beam 7 is movably sleeved on the movable rods 13, adjusting grooves 20 are formed in two ends of the movable cross beam 7, mounting shells 19 are fixedly connected to two ends of the top surface of the cross beam 7 positioned below the adjusting grooves 20, guide rods 23 are fixedly connected to two side plates of the adjusting grooves 20, fixing rods 21 in sliding fit with the adjusting grooves 20 are movably sleeved at two ends of the guide rods 23, through dead lever 21 and the cooperation setting of the piece 29 of polishing, in the in-process of using device, can use dead lever 21 to press from both sides polishing piece 29 and track 1 and press from both sides tightly, laminate completely with track 1, can carry out comprehensive polishing to track 1, the dead angle of polishing avoids appearing, the inner chamber both sides board center department of installation shell 19 rotates and is connected with gear 24, dead lever 21 is located the equal fixedly connected with in one end top of installation shell 19 and gear 24 meshed's rack 25, the rack 25 that is located outside dead lever 21 top runs through the dead lever 21 that is located the inboard, the bottom surface of crossbeam 7 is located fixedly connected with pneumatic cylinder 22 between the dead lever 21, the piston rod end fixed connection of pneumatic cylinder 22 is on the curb plate that is located inboard dead lever 21.

Lifting groove 35 has all been seted up to the bottom both sides board of dead lever 21, sliding connection has elevator 31 in lifting groove 35, first support 34 is worn to be equipped with in elevator 31's center department, dead lever 21 bottom inboard is located and wears to be equipped with second support 27 in the convex pterygoid lamina in polishing piece 29 top, first support 34 and second support 27 and the equal fixedly connected with mount 32 of fixed relative one end, first support 34 and second support 27 are located all to be equipped with compression spring 33 between mount 32 and the dead lever 21, through set up compression spring 33 structure on mount 32, at the in-process of user equipment, can use compression spring 33 to extrude polishing piece 29, prevent to hug closely because the friction attenuation can not hug closely with track 1 at polishing piece 29, prolong polishing piece 29 live time.

The outer sides of the polishing sheets 29 are fixedly connected with threaded rings 37, the polishing sheets 29 are fixedly arranged in the fixed frame 32 through the threaded connection of the bolts 26 and the threaded rings 37, and one side of the tops of the polishing sheets 29 is fixedly connected with a compensating sheet 36.

Reciprocating apparatus includes mounting bracket 4, fix first motor 3 at 4 top surfaces of mounting bracket and set up carousel 11 at 4 bottom surfaces of mounting bracket and first motor 3 output shaft fixed connection, 11 eccentric rotations in carousel bottom are connected with swinging arms 5, cooperation setting through carousel 11 and swinging arms 5, at the in-process of user equipment, can use carousel 11 to take swinging arms 5 to make grinding device polish repeatedly at the in-process that removes, improve the effect of polishing, 2 top surfaces of walking frame are located the center fixedly connected with armful ring 10 at activity groove 9 border, armful ring 10 activity cup joints pull rod 6, pull rod 6 is close to the one end of first motor 3 and is articulated with movable rod 13, pull rod 6 is located at the center of crossbeam 7 curb plate with the one end fixed connection that first motor 3 is relative.

The running gear comprises two groups of rollers 12 and a second motor 16 which are rotatably connected to two ends of the bottom surface of the running frame 2, a transmission shaft 38 is fixedly connected between the two groups of rollers 12, a first belt wheel 15 is fixedly connected to an output shaft of the second motor 16, a second belt wheel 14 is fixedly connected to the center of one transmission shaft 38, and the first belt wheel 15 and the second belt wheel 14 are in transmission connection through a belt 17.

The length of the shim 36 is greater than the distance between two abrasive discs 29.

The working principle is as follows: when the device is used for polishing the track 1, firstly, the device is erected on the track 1, then the hydraulic cylinder 22 is operated, the hydraulic cylinder 22 drives the fixing rods 21 positioned on the inner side of the cross beam 7 to move, under the action of the rack 25 at the top end of the fixing rods 21, the gear 24 is driven to rotate, the two fixing rods 21 simultaneously move towards the center of the adjusting groove 20, the polishing sheets 29 positioned at the bottom ends of the fixing rods 21 are close to each other to clamp the track 1, then the first motor 3 is operated, the first motor 3 drives the rotary table 11 to rotate, the rotary table 11 drives one end of the oscillating rod 5 to move, the other end drives the pull rod 6 to reciprocate in the holding ring 10, the pull rod 6 drives the cross beam 7 to reciprocate on the movable rod 13, the polishing sheets 29 can rub back and forth on the track 1 to enhance the polishing effect, and the second motor 16 can be operated to drive the track to move forwards in a word while polishing the track 1, in the process of polishing the track 1, the polishing sheet 29 can be gradually thinned, the polishing capacity of the track 1 is reduced, after the polishing sheet 29 is thinned, the track 1 is pushed downwards and inwards at the same time under the action of the side edge and the top compression spring 33, the track 1 can be always attached to the track 1 in the use process, a movable space is reserved for the polishing sheet 29, a certain distance is reserved between the polishing sheets 29 on two sides in the use process, in order to avoid that a gap is not polished at a polishing stone, the gap is covered by the compensation sheet 36, one end of the gap between the two polishing sheets is polished, and after the polishing sheet 29 is used, a new polishing sheet 29 can be replaced by the bolt 26.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the invention herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the invention and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood by those skilled in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a railway rails maintains rust mark grinding device which characterized in that: comprises a walking frame (2) erected on a track (1), a reciprocating device fixed at the top of the walking frame (2), a power device fixed at the bottom of one end of the walking frame (2) opposite to the reciprocating device, a movable groove (9) formed in the center of the top surface of the walking frame (2), and a grinding device movably connected in the movable groove (9), wherein the grinding device comprises a cross beam (7) and grinding sheets (29) positioned below the cross beam (7) and clamped at the two sides of the track (1), movable rods (13) are fixedly connected on the two side plates of the movable groove (9) in parallel, the cross beam (7) is movably sleeved on the movable rods (13), adjusting grooves (20) are respectively formed at the two ends of the movable cross beam (7), mounting shells (19) are fixedly connected at the two ends of the top surface of the cross beam (7) positioned above the adjusting grooves (20), guide rods (23) are fixedly connected at the two side plates of the adjusting grooves (20), guide arm (23) both ends are all movably connected with adjustment tank (20) sliding fit's dead lever (21), the inner chamber both sides board center department of installation shell (19) rotates and is connected with gear (24), the equal fixedly connected with in one end top and gear (24) meshing rack (25) that dead lever (21) are located installation shell (19), and rack (25) that are located outside dead lever (21) top run through and are located inboard dead lever (21), the bottom surface of crossbeam (7) is located fixedly connected with pneumatic cylinder (22) between dead lever (21), the piston rod end fixed connection of pneumatic cylinder (22) is on the curb plate that is located inboard dead lever (21).

2. A railway track maintenance rust grinding apparatus according to claim 1, wherein: lifting groove (35) have all been seted up to the bottom both sides board of dead lever (21), sliding connection has elevator (31) in lifting groove (35), first support (34) are worn to be equipped with in the center department of elevator (31), second support (27) are worn to be equipped with in the convex pterygoid lamina in dead lever (21) bottom inboard position polishing piece (29) top, first support (34) and second support (27) and the equal fixedly connected with mount (32) of fixed relative one end, first support (34) and second support (27) are located all the cover and are equipped with compression spring (33) between mount (32) and dead lever (21).

3. A railway track maintenance rust grinding apparatus according to claim 1, wherein: the equal fixedly connected with screw ring (37) in the outside of sanding piece (29), sanding piece (29) are fixed sanding piece (29) in mount (32) through bolt (26) and screw ring (37) threaded connection, mount (32) are located equal fixedly connected with limiting plate (32) in both sides of sanding piece (29) bottom, equal fixedly connected with compensation piece (36) in sanding piece (29) top one side.

4. A railway track maintenance rust grinding apparatus according to claim 1, wherein: reciprocating apparatus includes mounting bracket (4), fixes first motor (3) and setting at mounting bracket (4) top surface at mounting bracket (4) bottom surface and first motor (3) output shaft fixed connection's carousel (11), carousel (11) bottom eccentric rotation is connected with swinging arms (5), the center department fixedly connected with armful ring (10) that walking frame (2) top surface is located activity groove (9) border, armful ring (10) activity has cup jointed pull rod (6), pull rod (6) are close to the one end of first motor (3) and are articulated with movable rod (13), pull rod (6) and the center department of first motor (3) relative one end fixed connection at crossbeam (7) curb plate.

5. A railway track maintenance rust grinding apparatus according to claim 1, wherein: running gear is including rotating two sets of gyro wheels (12) and second motor (16) of connection at walking frame (2) bottom surface both ends, equal fixedly connected with transmission shaft (38) between two sets of gyro wheels (12), first band pulley (15) of fixedly connected with on the output shaft of second motor (16), fixedly connected with second band pulley (14) are located at the center of one of them transmission shaft (38), first band pulley (15) are connected through belt (17) transmission with second band pulley (14).

6. A railway track maintenance rust grinding apparatus according to claim 3, wherein: the length of the compensating plate (36) is greater than the distance between two abrasive plates (29).