CN214656053U - Multifunctional steel rail abrasive belt grinding machine - Google Patents

Abstract

The utility model provides a multifunctional steel rail abrasive belt grinding machine, which relates to the technical field of railway maintenance mechanical equipment, and comprises a grinding device, wherein the grinding device comprises a first support frame, a first driver, a transmission assembly and an adjusting assembly; the transmission assembly comprises a driving wheel, a driven wheel and an abrasive belt for connecting the driving wheel and the driven wheel, the driving wheel and the driven wheel are both pivoted to the first support frame, and the first driver is in transmission connection with the driving wheel; the adjusting component is arranged on the first support frame and used for adjusting the contact area of the abrasive belt and the steel rail. The utility model discloses a alleviate the technical problem that current polisher work efficiency of polishing is low, reached the area of contact's that can adjust abrasive band and rail as required purpose.

Description

Multifunctional steel rail abrasive belt grinding machine

Technical Field

The utility model belongs to the technical field of railway maintenance mechanical equipment technique and specifically relates to a multi-functional rail abrasive band polisher is related to.

Background

In the process of railway operation, the steel rail is used as the foundation for train running, and can be gradually worn and consumed in the use process due to the repeated load of a locomotive borne for a long time, and the damages such as hole cracks, rail head cracks, falling blocks, peeling, nuclear injuries and the like inevitably occur, so that the maintenance and the treatment of the damaged steel rail are necessary for ensuring the driving safety.

The maintenance and curing treatment refers to grinding the steel rail to restore the outline of the steel rail, so that the outline of the steel rail is maximally conformed to the design outline, the wheel-rail relationship is improved, the comfort level of passengers is increased, and the service life of the steel rail is prolonged. Present rail grinding wagon is mostly the emery wheel grinding wagon, and the angle of polishing through the adjustment emery wheel or be equipped with different angles of polishing's emery wheel and come to carry out the segmentation to rail cross section profile and polish, approaches the design profile shape for rounding off curve with limited line segment, but this repair mode inefficiency, man-hour is longer.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-functional rail abrasive band polisher to alleviate the technical problem that current polisher work efficiency of polishing is low among the correlation technique.

In order to solve the technical problem, the utility model discloses the technical means who takes does:

the utility model provides a pair of multifunctional steel rail abrasive belt polisher includes: the polishing device comprises a first support frame, a first driver, a transmission assembly and an adjusting assembly;

the transmission assembly comprises a driving wheel, a driven wheel and an abrasive belt for connecting the driving wheel and the driven wheel, the driving wheel and the driven wheel are both pivoted to the first support frame, and the first driver is in transmission connection with the driving wheel;

the adjusting component is mounted on the first support frame and used for adjusting the contact area of the abrasive belt and the steel rail.

Further, the adjusting assembly comprises a first adjusting rod and a supporting back plate;

one end of the first adjusting rod is hinged to the first supporting frame, the other end of the first adjusting rod is hinged to the supporting back plate, and the first adjusting rod and the supporting back plate are arranged at an angle;

the supporting back plate is abutted and tensioned on the inner side of the abrasive belt, and the supporting back plate rotates to change the inclination angle of the abrasive belt.

Further, the adjusting assembly further comprises a second adjusting rod and an adjusting wheel;

one end of the second adjusting rod is hinged to the first support frame, and the other end of the second adjusting rod is hinged to the adjusting wheel;

the adjusting wheel is abutted against and tensioned at the inner side of the abrasive belt, and the adjusting wheel, the driving wheel and the driven wheel are arranged in a triangular manner;

the supporting back plate is positioned between the adjusting wheel and the driven wheel; or the supporting back plate is positioned between the adjusting wheel and the driving wheel.

Further, the multifunctional steel rail abrasive belt sander also comprises a lifting device and an angle deflection device;

the lifting device is connected between the first support frame and the angle deflection device and is used for driving the grinding device to move longitudinally;

the angle deflection device is used for driving the lifting device to rotate in a plane perpendicular to the steel rail laying path.

Further, the angle deflection device comprises a deflection assembly, a connecting assembly and a driving assembly;

the deflection assembly comprises a telescopic rod, a first telescopic joint and a second telescopic joint are respectively arranged at two ends of the telescopic rod, and the first telescopic joint is fixedly connected to the connecting assembly;

the connecting assembly is also arranged on the lifting device;

the driving assembly is arranged on the telescopic rod and provided with a first output end and a second output end, the first output end is fixedly connected with the first telescopic joint, and the second output end is fixedly connected with the second telescopic joint;

the drive assembly is used for driving the connecting assembly to rotate in a plane perpendicular to the steel rail laying path through the deflection assembly.

Furthermore, the deflection assembly also comprises a second supporting frame, and the telescopic rod is hinged to the second supporting frame;

the driving assembly comprises a second driver, a chain wheel and a chain;

the second driver is arranged on the telescopic rod, the output end of the second driver is fixedly connected with the chain wheel, the chain is connected with the chain wheel, one end of the chain is fixedly connected with the first telescopic joint, and the other end of the chain is fixedly connected with the second telescopic joint;

the second driver is used for driving the first telescopic joint to extend or contract through the chain, and simultaneously enabling the second telescopic joint to contract or extend.

Further, the connecting assembly comprises a locker and a connecting plate;

the first telescopic joint is fixedly connected with the connecting plate through the locker, and the connecting plate is fixedly connected with the lifting device.

Furthermore, the connecting plate is provided with an arc-shaped sliding chute, and the plane of the arc-shaped sliding chute is perpendicular to the laying path of the steel rail;

the first telescopic joint can be fixed at any position in the arc-shaped sliding groove through the locker.

Further, the multifunctional steel rail abrasive belt grinding machine further comprises a walking device, a transverse feeding device and a control device;

the running device is erected on the steel rail and can travel along the laying path of the steel rail;

the transverse feeding device is matched with the walking device in a rolling mode, the lifting device is connected to the transverse feeding device in a rotating mode, the angle deflection device is installed on the transverse feeding device, and the transverse feeding device is used for driving the lifting device and the angle deflection device to transversely move in a plane perpendicular to the steel rail laying path;

the grinding device, the lifting device, the angle deflection device and the transverse feeding device are all electrically connected with the control device.

Further, the control device comprises a control cabinet;

the control cabinet is internally provided with a PLC and/or a single chip microcomputer, and the PLC and/or the single chip microcomputer are respectively and electrically connected with the grinding device, the lifting device, the angle deflection device and the transverse feeding device.

Compared with the prior art, the utility model provides a pair of multi-functional rail abrasive band polisher has the technical advantage to be:

in this application, first driver is installed in first support frame and is connected with the action wheel transmission, from the driving wheel rotation connect in first support frame, the abrasive band twines in the action wheel and follows the outer wheel week of driving wheel, then first driver starts the back, the action wheel rotates and drives the abrasive band in step and rotates from the driving wheel, thereby realize that the abrasive band is to the polishing of rail, and the adjustment subassembly articulates in first support frame, the area of contact of adjustable abrasive band and rail, then through the area of contact of increase abrasive band and rail, the scope of the rail of polishing in the same time is bigger, thereby improve the repair efficiency of rail profile, the operating efficiency of polishing has been improved promptly.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention or the related art, the drawings required to be used in the description of the embodiments or the related art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a polishing device of a multifunctional steel rail abrasive belt polisher according to an embodiment of the present invention;

fig. 2 is an assembly schematic diagram of a lifting device and other devices of the multifunctional steel rail abrasive belt sander provided by the embodiment of the present invention;

fig. 3 is a cross-sectional view of a lifting device of a multifunctional steel rail abrasive belt sander according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of an angle deflection device of a multifunctional steel rail abrasive belt sander according to an embodiment of the present invention;

fig. 5 is a schematic view of an assembly of the multifunctional steel rail abrasive belt sander according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a running gear of the multifunctional steel rail abrasive belt sander according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a transverse feeding device of a multifunctional steel rail abrasive belt sander according to an embodiment of the present invention.

Icon:

100-a grinding device; 110-a first support frame; 120-a first driver; 130-a transmission assembly; 140-an adjustment assembly; 150-a protective cover; 131-a driving wheel; 132-a driven wheel; 133-abrasive band; 141-a first adjusting lever; 142-a support backing plate; 143-a second adjustment lever; 144-an adjustment wheel;

200-steel rail;

300-a lifting device; 310-a third support; 320-a first sleeve; 330-fixing nut; 340-lifting screw rod; 350-a third driver; 360-a second sleeve; 370-dust cover;

400-angular deflection means; 410-a deflection assembly; 420-a connecting assembly; 430-a drive assembly; 411-telescopic rod; 412-a second support; 421-a locker; 422-connecting plate; 431-a second driver; 432-a sprocket; 433-a chain;

500-running gear; 510-a frame; 520-running wheels; 530-limit idler wheels; 540-a handle;

600-infeed means; 610-a fourth support; 620-fourth drive; 630-feed screw; 640-a movable frame; 650-a feed wheel; 660-a protractor;

700-a control device; 710-a control cabinet; 720-operation desk; 730-Power supply.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1, the multifunctional rail belt sander provided in the present embodiment includes a sanding device 100, where the sanding device 100 includes a first support frame 110, a first driver 120, a transmission assembly 130, and an adjustment assembly 140; the transmission assembly 130 comprises a driving wheel 131, a driven wheel 132 and a sand belt 133 connecting the driving wheel 131 and the driven wheel 132, the driving wheel 131 and the driven wheel 132 are both pivoted to the first support frame 110, and the first driver 120 is in transmission connection with the driving wheel 131; an adjustment assembly 140 is mounted to first support frame 110 for adjusting the contact area of abrasive belt 133 with rail 200.

With continued reference to fig. 1, the first driver 120 is mounted on the first support frame 110 and is in transmission connection with the driving wheel 131, the driven wheel 132 is rotatably connected to the first support frame 110, the abrasive belt 133 is wound around the outer peripheries of the driving wheel 131 and the driven wheel 132, after the first driver 120 is started, the driving wheel 131 rotates and synchronously drives the abrasive belt 133 and the driven wheel 132 to rotate, so that the abrasive belt 133 polishes the steel rail 200, and the adjusting assembly 140 is hinged to the first support frame 110, so that the contact area between the abrasive belt 133 and the steel rail 200 can be adjusted, and the range of the steel rail 200 polished in the same time is wider by increasing the contact area between the abrasive belt 133 and the steel rail 200, so that the repair efficiency of the profile of the steel rail 200 is improved, that is, the polishing operation efficiency is improved.

Further, in conjunction with fig. 1, the adjusting assembly 140 includes a first adjusting rod 141 and a supporting back plate 142; one end of the first adjusting rod 141 is hinged to the first supporting frame 110, and the other end is hinged to the supporting back plate 142, and the two are arranged at an angle; support backing plate 142 abuts and tensions the inside of abrasive belt 133, and rotation of support backing plate 142 changes the angle of inclination of abrasive belt 133.

Specifically, as shown in fig. 1, a first connecting rod hinged to one end of a first adjusting rod 141 extends outwards from a side surface of the first support frame 110, the other end of the first adjusting rod 141 is hinged to the middle of a support back plate 142, and the first adjusting rod 141 and the support back plate 142 are rotated, so that the inclination angle of the lower end abrasive belt 133 can be changed, and further the contact area between the lower end abrasive belt 133 and the steel rail 200 can be changed.

Further, referring to fig. 1, the adjustment assembly 140 further includes a second adjustment rod 143 and an adjustment wheel 144; one end of the second adjusting rod 143 is hinged to the first support frame 110, and the other end is hinged to the adjusting wheel 144; the adjusting wheel 144 abuts against and is tensioned at the inner side of the abrasive belt 133, and the adjusting wheel 144, the driving wheel 131 and the driven wheel 132 are arranged in a triangular manner; the support back plate 142 is positioned between the adjusting wheel 144 and the driven wheel 132; alternatively, the supporting back plate 142 is located between the adjusting wheel 144 and the driving wheel 131.

With continued reference to fig. 1, a second connecting rod hinged to one end of the second adjusting rod 143 extends outwards from a side surface of the first support frame 110, the other end of the second connecting rod is hinged to the adjusting wheel 144, and the adjusting wheel 144, the driving wheel 131 and the driven wheel 132 are arranged in a triangular manner, wherein when the driven wheel 132 is arranged at the bottom of the first support frame 110, the support back plate 142 is located between the adjusting wheel 144 and the driven wheel 132, when the driving wheel 131 is arranged at the bottom of the first support frame 110, the support back plate 142 is located between the adjusting wheel 144 and the driving wheel 131, and the lower end abrasive belt 133 can change its inclination angle according to actual needs under the cooperation of the support back plate 142 and the adjusting wheel 144, and can rotate synchronously with the driving wheel 131 and the driven wheel 132, that is, while ensuring the efficiency of the grinding operation, the grinding quality of the steel rail 200 is also ensured.

With reference to fig. 1, the polishing apparatus 100 further includes a protective cover 150, the protective cover 150 is mounted on the first supporting frame 110, and the protective cover 150 is covered outside the abrasive belt 133. The protective cover 150 is a type a integrally, a support plate is arranged in the middle of the protective cover, a fixing groove is formed in the support plate, a threaded hole is formed in the first support frame 110, the protective cover 150 is connected with the first support frame 110 through a bolt, and the protective cover is arranged on the outer side of the abrasive belt 133 to protect the abrasive belt 133.

Further, referring to fig. 2, the multifunctional rail belt sander further comprises a lifting device 300 and an angle deflecting device 400; the lifting device 300 is connected between the first support frame 110 and the angle deflection device 400, and the lifting device 300 is used for driving the polishing device 100 to move longitudinally; the angle deflection device 400 is used to rotate the lifting device 300 in a plane perpendicular to the laying path of the steel rail 200.

Specifically, referring to fig. 3, the lifting device 300 includes a third supporting frame 310, a first sleeve 320, a fixing nut 330, a lifting screw 340, a third driver 350, a second sleeve 360 and a dust-proof sleeve 370, wherein the bottom end of the first sleeve 320 is welded to the bottom of the third supporting frame 310, the top end of the first sleeve 320 is connected to the edge bolt of the fixing nut 330, the middle portion of the fixing nut 330 is provided with a threaded hole, the lifting screw 340 passes through the threaded hole to be in threaded transmission with the fixing nut 330, the output end of the third driver 350 is connected to the lifting screw 340, the third driver 350 is located at the upper portion of the first sleeve 320, the second sleeve 360 is slidably sleeved on the first sleeve 320, the top end of the second sleeve 360 is clamped between two bearings installed on the screw, meanwhile, the side wall of the second sleeve 360 is fixedly connected to the first supporting frame 110, and the dust-proof sleeve 370 is sleeved on the lower portion of the first sleeve 320, and the upper end of the dust boot 370 abuts the lower end of the second sleeve 360. When the third driver 350 is activated, the lifting screw 340 moves up or down along the axis of the threaded hole, so as to drive the second sleeve 360 to ascend or descend along the axis of the first sleeve 320, and further drive the grinding device 100 to ascend or descend, and therefore, the longitudinal feeding amount of the grinding device 100 can be controlled by the lifting device 300, so as to ensure effective grinding of the abrasive belt 133 on the steel rail 200. Meanwhile, in the process, the dust proof boot 370 is extended as the second sleeve 360 rises and compressed as the second sleeve 360 falls, thereby protecting the surface of the first sleeve 320, that is, the sliding path of the second sleeve 360, to prevent the second sleeve 360 from being hindered by movement.

With continued reference to fig. 2, the angle deflecting device 400 is mounted on the sidewall of the third supporting frame 310, and can drive the lifting device 300 to rotate in a plane perpendicular to the laying path of the steel rail 200, and the second sleeve 360 of the lifting device 300 is fixedly connected to the first supporting frame 110, so that the angle deflecting device 400 can drive the polishing device 100 to rotate, thereby adjusting the polishing angle of the abrasive belt 133, and further ensuring effective polishing of the steel rail 200 by the abrasive belt 133.

It should be added that, in the present embodiment, the first driver 120 and the driving wheel 131 are disposed on the top of the first support frame 110, the driven wheel 132 is disposed on the bottom of the first support frame 110, and the support back plate 142 is located between the adjustment wheel 144 and the driven wheel 132. With such an arrangement, when the angle deflection device 400 drives the polishing device 100 to rotate, the first driver 120 is prevented from interfering with the rotation.

In the present embodiment, referring to fig. 4, the angle deflecting device 400 includes a deflecting assembly 410, a connecting assembly 420, and a driving assembly 430; the deflection assembly 410 comprises a telescopic rod 411, a first telescopic joint and a second telescopic joint are respectively arranged at two ends of the telescopic rod 411, and the first telescopic joint is fixedly connected to the connecting assembly 420; the connecting assembly 420 is also mounted to the lifting device 300; the driving assembly 430 is installed on the telescopic rod 411, the driving assembly 430 has a first output end and a second output end, the first output end is fixedly connected with the first telescopic joint, and the second output end is fixedly connected with the second telescopic joint; drive assembly 430 is used to drive the rotation of linkage assembly 420 through deflection assembly 410 in a plane perpendicular to the path of the laying of rail 200.

Further, the deflecting assembly 410 further comprises a second supporting frame 412, and the telescopic rod 411 is hinged to the second supporting frame 412; the driving assembly 430 includes a second driver 431, a sprocket 432, and a chain 433; the second driver 431 is installed on the telescopic rod 411, the output end of the second driver 431 is fixedly connected with the chain wheel 432, the chain 433 is connected with the chain wheel 432, one end of the chain 433 is fixedly connected with the first telescopic joint, and the other end is fixedly connected with the second telescopic joint; the second driver 431 is used for driving the first telescopic joint to extend or contract through the chain 433, and simultaneously enabling the second telescopic joint to contract or extend.

Specifically, with reference to fig. 4, the right end of the telescopic rod 411 is a first telescopic joint, which can be extended and retracted along the axial direction of the telescopic rod 411, the left end of the telescopic rod 411 is a second telescopic joint, which can also be extended and retracted along the axial direction of the telescopic rod 411, the telescopic rod 411 is hinged to the second support frame 412, and can rotate clockwise or counterclockwise around the second support frame 412; the second driver 431 is installed on the telescopic rod 411 and drives the chain 433 to move left and right through the chain wheel 432, wherein the right end of the chain 433 is a first output end and is connected with the first telescopic joint, and the left end of the chain 433 is a second output end and is connected with the second telescopic joint. When second driver 431 starts, below take the output of second driver 431 to drive sprocket 432 clockwise rotation as an example, chain 433 moves right, thereby drive the extension of first telescopic joint, the contraction of second telescopic joint, and because the right-hand member fixed connection of first telescopic joint is in coupling assembling 420, and coupling assembling 420 is restricted along the axial horizontal degree of freedom of telescopic link 411, consequently, coupling assembling 420 takes place clockwise rotation under the condition that receives the horizontal effort that is from first telescopic joint to the right, and drive elevating gear 300 and grinding device 100 clockwise in step, thereby realize the adjustment to abrasive band 133 angle of polishing, and then guaranteed that abrasive band 133 can effectively polish to the different damage of rail 200.

Further, as shown in fig. 4, the connection assembly 420 includes a locker 421 and a connection plate 422; the first expansion joint is fixedly connected with a connecting plate 422 through a locker 421, and the connecting plate 422 is fixedly connected with the lifting device 300; the connecting plate 422 is provided with an arc-shaped chute, and the plane of the arc-shaped chute is vertical to the laying path of the steel rail 200; the first expansion joint can be fixed at any position in the arc-shaped sliding groove through a locker 421.

Specifically, with reference to fig. 4, the connecting plate 422 is fan-shaped and is connected to the third support frame 310 by bolts, the arc-shaped sliding groove is disposed along the arc-shaped edge of the connecting plate 422, and the right end of the first telescopic joint is fixed in the arc-shaped sliding groove by the locker 421. When the first telescopic joint is extended, the first telescopic joint drives the connecting plate 422 to rotate clockwise, so that the abrasive belt 133 deflects to the right, whereas when the first telescopic joint is retracted, the first telescopic joint drives the connecting plate 422 to rotate counterclockwise, so that the abrasive belt 133 deflects to the left.

In addition, can be fixed in the optional position in the arc spout with the right-hand member of first telescopic joint through locker 421, take fig. 4 as an example, supposing that the fixed position of first telescopic joint is the first position this moment, when adjusting the fixed position of first telescopic joint to the middle part of arc spout, need stretch out certain length with first telescopic joint right, then regard the state of first telescopic joint as initial condition this moment, then relative first position, the right extensible amount of first telescopic joint has shortened to make the clockwise rotatable angle of connecting plate 422 diminish. Therefore, by changing the fixed position of the first telescopic joint in the arc-shaped sliding groove, the range of the deflection angle of the abrasive belt 133 can be adjusted, thereby adapting to different grinding areas.

Further, referring to fig. 5, the multifunctional rail belt sander further comprises a traveling device 500, a transverse feeding device 600 and a control device 700; the running gear 500 is used for being erected on the steel rail 200 and can travel along the laying path of the steel rail 200; the transverse feeding device 600 is matched with the walking device 500 in a rolling mode, the lifting device 300 is connected to the transverse feeding device 600 in a rotating mode, the angle deflecting device 400 is installed on the transverse feeding device 600, and the transverse feeding device 600 is used for driving the lifting device 300 and the angle deflecting device 400 to transversely move in a plane perpendicular to the laying path of the steel rail 200; the grinding device 100, the lifting device 300, the angle deflection device 400 and the transverse feeding device 600 are all electrically connected with the control device 700.

Specifically, as shown in fig. 6, the running gear 500 includes a frame 510, and running wheels 520, limit idler wheels 530 and a handle 540, which are disposed on the frame 510, wherein the running wheels 520 are configured to be in rolling engagement with the rails 200 so that the frame 510 can travel along the laying path of the rails 200, and the limit idler wheels 530 are also in rolling engagement with the rails 200 so as to prevent the frame 510 from being disengaged from the rails 200 during traveling, and the running gear 500 can be pushed to move by the handle 540.

As shown in fig. 7, the transverse feeding device 600 includes a fourth supporting frame 610, a fourth driver 620, a feeding screw 630, a movable frame 640, and a feeding wheel 650 disposed on the movable frame 640, wherein the fourth supporting frame 610 is fixed to the frame 510, the fourth driver 620 is mounted on the fourth supporting frame 610, a driving end of the fourth driver 620 is chain-driven with the feeding screw 630 to drive the feeding screw 630 to rotate around its own axis, the movable frame 640 is in screw-driving with the feeding screw 630, and the feeding wheel 650 is in rolling fit with the frame 510. When the fourth driver 620 is activated, the feed screw 630 rotates, thereby driving the movable frame 640 to move laterally on the frame 510 along the axis of the feed screw 630 by the feed wheel 650.

It should be added that the infeed apparatus 600 further includes a protractor 660, and the protractor 660 is mounted to the movable frame 640 for observing the deflection angle of the connecting plate 422.

Referring to fig. 2, the second supporting frame 412 is fixedly connected to the movable frame 640, so that the angle deflecting device 400 can move synchronously with the movable frame 640, and the bottom of the third supporting frame 310 is rotatably connected to the movable frame 640, so that the movable frame 640 plays a role of supporting the lifting device 300 and the polishing device 100, and simultaneously, the horizontal degree of freedom of the lifting device 300 and the polishing device 100 relative to the angle deflecting device 400 along the axial direction of the telescopic rod 411 is limited, so that the third supporting frame 310 fixedly connected to the connecting assembly 420 can only rotate when the second driver 431 is activated, and finally, the polishing angle of the abrasive belt 133 can be adjusted by the angle deflecting device 400.

Further, referring to fig. 5, the control device 700 includes a control cabinet 710; a PLC and/or a single chip microcomputer is provided in the control cabinet 710, and the PLC and/or the single chip microcomputer are electrically connected to the polishing device 100, the lifting device 300, the angle deflection device 400, and the transverse feeding device 600, respectively.

With continued reference to fig. 5, the control device 700 further includes an operation panel 720 and a power supply 730, wherein the control cabinet 710 is mounted on the frame 510, the operation panel 720 is mounted on the movable frame 640, and the power supply 730 is a lithium battery and is mounted above the control cabinet 710 and supplies power to the control cabinet 710, the operation panel 720 and each driver.

In this embodiment, a PLC is disposed in the control cabinet 710, the PLC is electrically connected to the console 720, and is electrically connected to the first driver 120, the second driver 431, the third driver 350 and the fourth driver 620, respectively, and a worker can control the activation of the first driver 120, the deflection angle of the second driver 431 driving the abrasive belt 133, the longitudinal movement of the third driver 350 driving the abrasive belt 133 and the lateral movement of the fourth driver 620 driving the abrasive belt 133 through operating the console 720; or a singlechip is arranged in the control cabinet 710, and similarly, the sanding belt can be controlled by the singlechip to perform sanding, deflection, longitudinal movement and transverse movement; or a PLC and a single chip microcomputer are arranged in the control cabinet 710 and are used in a combined mode, and the control over the abrasive belt can be achieved through the PLC and the single chip microcomputer so that the abrasive belt can be polished, deflected, moved longitudinally and moved transversely.

It should be added that the first driver 120 adopts a dc motor, and the second driver 431, the third driver 350 and the fourth driver 620 all adopt step motors, so that the feeding amount of the abrasive belt 133 can be ensured and the feeding accuracy of the abrasive belt 133 can be ensured under the cooperation of the single chip microcomputer and the step motors.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made on the technical solutions described in the foregoing embodiments, or some or all of the technical features of the present invention may be replaced by other technical features of the present invention without departing from the scope of the technical solutions of the present invention.

Claims (10)

1. A multifunctional steel rail abrasive belt grinding machine is characterized by comprising: a grinding device (100), the grinding device (100) comprising a first support frame (110), a first drive (120), a transmission assembly (130) and an adjustment assembly (140);

the transmission assembly (130) comprises a driving wheel (131), a driven wheel (132) and an abrasive belt (133) connecting the driving wheel (131) and the driven wheel (132), the driving wheel (131) and the driven wheel (132) are both pivoted to the first support frame (110), and the first driver (120) is in transmission connection with the driving wheel (131);

the adjusting component (140) is mounted on the first support frame (110) and used for adjusting the contact area of the abrasive belt (133) and a steel rail (200).

2. A multifunction rail belt sander as set forth in claim 1, wherein said adjustment assembly (140) comprises a first adjustment rod (141) and a support backing plate (142);

one end of the first adjusting rod (141) is hinged to the first support frame (110), the other end of the first adjusting rod is hinged to the support back plate (142), and the first adjusting rod and the support back plate are arranged at an angle;

the supporting back plate (142) is abutted and tensioned on the inner side of the abrasive belt (133), and the supporting back plate (142) rotates to change the inclination angle of the abrasive belt (133).

3. A multifunction rail belt sander as set forth in claim 2, wherein said adjustment assembly (140) further comprises a second adjustment lever (143) and an adjustment wheel (144);

one end of the second adjusting rod (143) is hinged to the first support frame (110), and the other end of the second adjusting rod is hinged to the adjusting wheel (144);

the adjusting wheel (144) is abutted and tensioned on the inner side of the abrasive belt (133), and the adjusting wheel (144), the driving wheel (131) and the driven wheel (132) are arranged in a triangular mode;

the support back plate (142) is positioned between the adjustment wheel (144) and the driven wheel (132); or the supporting back plate (142) is positioned between the adjusting wheel (144) and the driving wheel (131).

4. A multifunction rail belt sander according to claim 1, further comprising a lifting device (300) and an angular deflection device (400);

the lifting device (300) is connected between the first support frame (110) and the angle deflection device (400), and the lifting device (300) is used for driving the grinding device (100) to move longitudinally;

the angle deflection device (400) is used for driving the lifting device (300) to rotate in a plane perpendicular to the laying path of the steel rail (200).

5. A multifunction rail belt sander as set forth in claim 4, wherein said angular deflection device (400) comprises a deflection assembly (410), a joining assembly (420), and a drive assembly (430);

the deflection assembly (410) comprises a telescopic rod (411), a first telescopic joint and a second telescopic joint are respectively arranged at two ends of the telescopic rod (411), and the first telescopic joint is fixedly connected to the connecting assembly (420);

the connecting assembly (420) is also mounted to the lifting device (300);

the driving assembly (430) is mounted on the telescopic rod (411), the driving assembly (430) is provided with a first output end and a second output end, the first output end is fixedly connected with the first telescopic joint, and the second output end is fixedly connected with the second telescopic joint;

the drive assembly (430) is used to drive the linkage assembly (420) to rotate in a plane perpendicular to the path of the steel rail (200) through the deflection assembly (410).

6. A multifunctional steel rail abrasive belt sander as set forth in claim 5, wherein said deflection assembly (410) further comprises a second support frame (412), said telescoping rod (411) being hinged to said second support frame (412);

the drive assembly (430) comprises a second drive (431), a sprocket (432) and a chain (433);

the second driver (431) is installed on the telescopic rod (411), the output end of the second driver (431) is fixedly connected with the chain wheel (432), the chain (433) is connected with the chain wheel (432), one end of the chain (433) is fixedly connected with the first telescopic joint, and the other end of the chain is fixedly connected with the second telescopic joint;

the second driver (431) is used for driving the first telescopic joint to extend or contract through the chain (433), and enabling the second telescopic joint to contract or extend at the same time.

7. A multifunction rail belt sander as set forth in claim 6, wherein said attachment assembly (420) comprises a locker (421) and a tie plate (422);

the first telescopic joint is fixedly connected with the connecting plate (422) through the locker (421), and the connecting plate (422) is fixedly connected with the lifting device (300).

8. A multifunctional steel rail abrasive belt sander as set forth in claim 7, characterized in that said connecting plate (422) is provided with an arc-shaped chute, the plane of which is perpendicular to the laying path of said steel rail (200);

the first telescopic joint can be fixed at any position in the arc-shaped sliding groove through the locker (421).

9. A multifunctional rail sanding machine according to claim 4, characterized in that it further comprises running means (500), infeed means (600) and control means (700);

the running gear (500) is erected on the steel rail (200) and can run along the laying path of the steel rail (200);

the transverse feeding device (600) is matched with the walking device (500) in a rolling mode, the lifting device (300) is connected to the transverse feeding device (600) in a rotating mode, the angle deflection device (400) is installed on the transverse feeding device (600), and the transverse feeding device (600) is used for driving the lifting device (300) and the angle deflection device (400) to move transversely in a plane perpendicular to the laying path of the steel rail (200);

the grinding device (100), the lifting device (300), the angle deflection device (400) and the transverse feeding device (600) are all electrically connected with the control device (700).

10. A multifunction rail belt sander as set forth in claim 9, wherein said control apparatus (700) comprises a control cabinet (710);

a PLC and/or a single chip microcomputer are arranged in the control cabinet (710), and the PLC and/or the single chip microcomputer are electrically connected with the grinding device (100), the lifting device (300), the angle deflection device (400) and the transverse feeding device (600) respectively.

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