CN215325422U - Lifting device and wiping system for wheel set - Google Patents
Lifting device and wiping system for wheel set Download PDFInfo
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- CN215325422U CN215325422U CN202120316513.9U CN202120316513U CN215325422U CN 215325422 U CN215325422 U CN 215325422U CN 202120316513 U CN202120316513 U CN 202120316513U CN 215325422 U CN215325422 U CN 215325422U
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Abstract
The utility model relates to a lifting device and a wiping system for a wheel pair, which comprise a rack, a vertical moving frame, a linear driving mechanism, a motor and a controller, wherein the vertical moving frame is arranged on the rack through the linear driving mechanism; the motor is fixed on the vertical moving frame and is connected with the first rotating shaft through a transmission mechanism; the controller is respectively connected with the motor and the linear driving mechanism and is used for controlling the vertical lifting/descending of the vertical moving frame and controlling the rotating speed of the driving wheel; the lifting device can restrain the wheel pair at a preset position so as to facilitate detection, can drive the wheel pair to rotate at the preset position so as to facilitate the wiping of the wheel shaft, has strong universality, is suitable for wheel pairs of various models, and is more favorable for realizing automatic detection and wiping.
Description
Technical Field
The utility model relates to the technical field of wheel set assembly, in particular to a lifting device and a wiping system for a wheel set.
Background
The wheel set commonly used in the prior art of rail transportation generally comprises a wheel axle and wheels symmetrically arranged on the wheel axle, and a shaft section for mounting a bearing is reserved between the wheels and the end of the wheel axle, as shown in fig. 1, an inner ring of the bearing is mounted on the wheel axle, a front cover assembly is generally mounted at the end of the wheel axle, the front cover assembly generally comprises a front cover (or called an end cover, a pressing plate), a nameplate, a stop plate and a plurality of bolts, and through holes are respectively arranged at corresponding positions on the front cover, the nameplate and the stop plate so as to be mounted at the end of the wheel axle through the bolts.
In the prior art, in the process of assembling a wheel pair, a bearing assembled on the wheel pair generally needs to be detected, if the bearing is detected to be assembled in place, and if the bearing is detected to be damaged in the assembling process, the wheel pair generally needs to be temporarily fixed to prevent the position of the wheel pair from moving, and when grease at the end of the bearing needs to be wiped, an axle of the wheel pair generally needs to be driven to rotate at a set position.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art, provides a lifting device for a wheel pair, has compact structure and reasonable design, can restrain the wheel pair at a preset position to prevent the wheel pair from rotating so as to facilitate detection, can drive the wheel pair to rotate at the preset position so as to facilitate the wiping of a wheel shaft, has strong universality, is suitable for wheel pairs of various types, and is more favorable for realizing automatic detection and wiping.
The technical scheme adopted by the utility model is as follows:
in order to solve the defects of the prior art, the lifting device for the wheel set comprises a frame, a vertical moving frame, a linear driving mechanism, a motor and a controller, wherein,
the vertical moving frame is mounted on the rack through the linear driving mechanism, a first rotating shaft and a second rotating shaft are rotatably mounted at the upper end of the vertical moving frame, a driving wheel and a driven wheel which are used for contacting with a wheel axle are respectively mounted on the first rotating shaft and the second rotating shaft, and a set distance is reserved between the driving wheel and the driven wheel so as to support the wheel pair;
the motor is fixed on the vertical moving frame and is connected with the first rotating shaft through a transmission mechanism;
the controller is respectively connected with the motor and the linear driving mechanism, and is used for driving the vertical moving frame to vertically ascend/descend through the linear driving mechanism and controlling the rotating speed of the driving wheel through the motor. In the scheme, the driving wheel and the driven wheel are constructed, and a set distance is reserved between the driving wheel and the driven wheel, so that the driving wheel and the driven wheel can be used for clamping a wheel shaft of a wheel pair, and the purpose of supporting the wheel pair is achieved; the linear driving mechanism is constructed, and the controller is used for controlling the linear driving mechanism, so that the vertical moving frame can be lifted/lowered in the vertical direction, on one hand, the height of the wheel pair can be effectively adjusted, the wheel shaft can meet the requirement of the wheel pair at each detection station, and the universality is good; on the other hand, when the wheel pair needs to be fixed and restrained, the height of the wheel pair is only required to be vertically lifted by utilizing the linear driving mechanism, so that the gravity of the wheel pair acts on the driving wheel and the driven wheel, the wheel pair can be stably restrained at a preset position, and the wheel pair can be prevented from rotating so as to carry out related detection; the motor and the transmission mechanism are arranged, and the transmission mechanism is used for connecting the motor and the first rotating shaft, so that the motor can drive the driving wheel to rotate under the control of the controller, when the wheel pair is in a suspended state, the rotation of the driving wheel can drive the wheel shaft of the wheel shaft to rotate, and the wheel pair can be matched with other devices at the detection station, such as a wiping device, so as to achieve the purpose of wiping the wheel shaft.
Preferably, the linear driving mechanism is a linear module;
or, the linear driving mechanism comprises a driving motor, a screw rod, a nut and a guide part, the nut is sleeved on the screw rod, the screw rod is rotatably arranged on the rack and is arranged along the vertical direction, and the nut and the screw rod form a spiral transmission mechanism; the guide part is fixed on the rack, is connected with the vertical moving frame and is used for preventing the nut from rotating, the nut is connected with the vertical moving frame, and the driving motor is connected with the controller and is used for driving the screw rod to rotate under the control of the controller;
or, straight line actuating mechanism includes the pars contractilis, the pars contractilis is fixed in the frame, and with vertical removal frame links to each other, and the pars contractilis links to each other with the controller for drive is along vertical direction extension/shrink under the control of controller, the pars contractilis is cylinder, pneumatic cylinder or electric putter.
In order to realize the transmission and guiding functions, preferably, the guiding part comprises a sliding block and a sliding rail, the sliding block is fixed on the vertical moving frame, the sliding rail is fixed on the rack along the vertical direction, and the sliding block is arranged on the sliding rail and forms a moving pair with the sliding rail;
or, the guide part includes guide bar and guide block, the guide block is fixed in vertical removal frame, the guide bar is fixed in along vertical direction the frame, the guide bar is located to the guide block cover to constitute the sliding pair with the guide bar. So as to achieve the purpose of vertical restraint and guidance.
In order to facilitate the installation of each part, preferably, the rack comprises an installation plate arranged at the bottom and two installation columns vertically installed on the installation plate, the guide parts are respectively installed on the installation columns, and the vertical moving frame and the linear driving mechanism are respectively installed between the two installation columns;
and/or the presence of a gas in the gas,
the support of Y style of calligraphy structure or U type structure is installed to the top of vertical removal frame, first pivot and second pivot are installed respectively in the both sides of support.
Preferably, the transmission mechanism is one or more of a belt transmission mechanism, a gear transmission mechanism and a turbine-worm transmission mechanism.
Preferably, the motor is a servo motor or a stepping motor;
or, the motor is a speed reducing motor, the transmission mechanism adopts a belt transmission mechanism, the belt transmission mechanism comprises a driving belt wheel connected with an output shaft of the motor, a driven belt wheel arranged on the first rotating shaft and a transmission belt, and the transmission belt is tensioned between the driving belt wheel and the driven belt wheel and is used for transmission;
or, still include the reduction gear, drive mechanism adopts is belt drive mechanism, belt drive mechanism include with driving pulley, install in the driven pulleys and the drive belt of first pivot, the reduction gear is fixed in vertical removal frame, and the both ends of reduction gear respectively with motor and driving pulley link to each other, the drive belt tensioning in between driving pulley and the driven pulleys for the transmission. In this scheme, through setting up servo motor or step motor, the rotational speed that can the accurate control action wheel, pivoted number of turns etc. and through setting up the reduction gear, can play the effect of speed reduction, increase moment of torsion, more be favorable to the drive wheel to rotate.
In order to prevent the wheel shaft from being damaged, preferably, the outer side of the driving wheel is wrapped with a contact layer made of a non-metal material;
and/or the outer side of the driven wheel is wrapped with a contact layer made of a non-metallic material. Prevent that action wheel, follow driving wheel and shaft from realizing rigid contact, prevent to damage the shaft.
In order to realize accurate control, the controller is preferably a PC, a single chip microcomputer, an ARM chip, an STM chip or a PLC. The method has the advantages of low cost, high response speed and contribution to realizing accurate automatic control.
When the bearing is arranged on the axle of the wheel pair, the shaft section between the bearing and the wheel is usually polluted by overflowed butter and needs to be wiped, and a wiping system is provided, which comprises the lifting device, wherein at least one side of the lifting device is provided with a wiping device for wiping the axle;
the wiping device comprises a mounting frame, a vertical lifting mechanism fixed on the mounting frame and a support, wherein the support is fixed on the vertical lifting mechanism, two constraint wheels are rotatably arranged on the support, a set distance is reserved between the two constraint wheels, and a wiping belt is sleeved on the two constraint wheels;
the vertical lifting mechanism is connected with the controller, and the controller is used for controlling the support to descend so that the wiping belt contacts the wheel shaft and controlling the support to ascend so that the wiping belt is far away from the wheel shaft. In the scheme, the wheel pair can be lifted by the lifting device, so that the wheel pair is suspended and can be driven to rotate, the wiping belt can descend under the driving of the vertical lifting mechanism and press the wheel shaft between the bearing and the wheel, and the wheel shaft rotates relative to the wiping belt, so that the wiping purpose is achieved; and after the wiping is finished, the wiping belt can be driven by the vertical lifting mechanism to ascend so as to be away from the wheel pair.
For stable support wheel pair, improve bearing capacity, preferably, include two the lifting device, just two lifting device symmetry sets up, the side of two lifting device is provided with respectively wiping arrangement. The wheel set can be synchronously lifted by utilizing the two lifting devices, and the two ends of the wheel set can be respectively wiped, so that the wheel set is very convenient and efficient.
Compared with the prior art, the lifting device and the wiping system for the wheel pair provided by the utility model have the advantages of compact structure and reasonable design, can restrain the wheel pair at a preset position to prevent the wheel pair from rotating so as to facilitate detection, can drive the wheel pair to rotate at the preset position so as to wipe a wheel shaft, are strong in universality, are suitable for various types of wheel pairs, and are more beneficial to realizing automatic detection and wiping.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural view of a wheel pair.
Fig. 2 is a schematic structural diagram of a lifting device provided in embodiment 1 of the present invention.
Fig. 3 is a front view of fig. 2.
Fig. 4 is a schematic structural diagram of two lifting devices which are symmetrically arranged.
Fig. 5 is a schematic diagram of a lifting device provided in embodiment 1 of the present invention after lifting a wheel pair.
Fig. 6 is a schematic structural diagram of a wiping apparatus in a wiping system provided in embodiment 2 of the present invention.
Fig. 7 is a partial schematic view of fig. 6.
Fig. 8 is a schematic structural diagram of a wiping system provided in embodiment 2 of the present invention.
Description of the drawings
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. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1, a wheel pair 100 includes an axle 101 and wheels 102 symmetrically disposed on both sides of the axle 101, and bearings 103 are respectively sleeved on the axle 101 outside the wheels 102, and a gap is formed between the bearings 103 and the wheels 102; the wheel-set 100 is normally placed on a rail so as to roll along the rail, and the wheel-set 100 may be fixed at a station where it is detected whether the bearing 103 is damaged;
as shown in fig. 2-5, the present embodiment provides a lifting device for wheel pair 100, comprising a frame 200, a vertically movable frame 206, a linear drive mechanism, a motor 212, and a controller, wherein,
the vertical moving frame 206 is mounted to the rack 200 through the linear driving mechanism, and a first rotating shaft 208 and a second rotating shaft 209 are rotatably mounted at an upper end of the vertical moving frame 206, for example, the first rotating shaft 208 and the second rotating shaft 209 may be respectively mounted to the vertical moving frame 206 through bearings 103; as shown in fig. 2 to 5, the first rotating shaft 208 and the second rotating shaft 209 are respectively provided with a driving wheel 210 and a driven wheel 211 for contacting the wheel axle 101, and a set distance is provided between the driving wheel 210 and the driven wheel 211 to support the wheel pair 100 to prevent the wheel axle 101 from being damaged, and preferably, a contact layer made of a non-metallic material is wrapped on the outer side of the driving wheel 210; similarly, the outer side of the driven wheel 211 is wrapped with a contact layer made of a non-metal material to prevent the driving wheel 210 and the driven wheel 211 from being in rigid contact with the wheel axle 101, so that the wheel axle 101 is prevented from being damaged; preferably, the contact layer can be a rubber layer or a plastic layer;
as shown in fig. 2-5, the motor 212 is fixed to the vertical moving frame 206 and is connected to the first rotating shaft 208 through a transmission mechanism;
the controller is respectively connected with the motor 212 and the linear driving mechanism, the controller can drive the vertical moving frame 206 to vertically ascend/descend through the linear driving mechanism so as to adjust the heights of the driving wheel 210 and the driven wheel 211, and the controller can also control the rotating speed of the driving wheel 210 through the motor 212 so as to control whether to drive the wheel pair 100 to rotate, rotate and the like; in the embodiment, by configuring the driving wheel 210 and the driven wheel 211 and enabling the driving wheel 210 and the driven wheel 211 to have a set distance therebetween, the driving wheel 210 and the driven wheel 211 can be used for clamping the wheel axle 101 of the wheel pair 100, so as to support the wheel pair 100; by constructing the linear driving mechanism and controlling the linear driving mechanism by using the controller, the vertical moving frame 206 can be lifted/lowered in the vertical direction, on one hand, the height of the wheel set 100 can be effectively adjusted, so that the wheel shaft 101 can meet the requirement of each detection station on the height of the wheel set 100, and the universality is good; on the other hand, when the wheel 304 pair 100 needs to be fixed and restrained, the height of the wheel pair 100 is only required to be vertically raised by using the linear driving mechanism, so that the gravity of the wheel pair 100 acts on the driving wheel 210 and the driven wheel 211, the wheel pair 100 can be stably restrained at a preset position, and the wheel pair 100 can be prevented from rotating, so that the relevant detection can be carried out; by arranging the motor 212 and the transmission mechanism and connecting the motor 212 and the first rotating shaft 208 by using the transmission mechanism, the motor 212 can drive the driving wheel 210 to rotate under the control of the controller, when the wheel pair 100 is in a suspended state, the rotation of the driving wheel 210 can drive the wheel axle 101 of the wheel axle 101 to rotate, so that the wheel pair 100 can be matched with other devices at the detection station, such as the wiping device 300, and the purpose of wiping the wheel axle 101 is achieved.
The linear driving mechanism has various embodiments, in the first embodiment, the linear driving mechanism can adopt a linear module commonly used in the prior art, for example, the linear module can be a TGB precision linear module, the TGB precision linear module contains a motor, the motor is connected with a controller, and the TGB precision linear module is fixed on the rack 200;
in a second embodiment, the linear driving mechanism includes a driving motor, a screw rod, a nut, and a guiding portion, the nut is sleeved on the screw rod, the screw rod is rotatably mounted on the frame 200 and is arranged along a vertical direction, and the nut and the screw rod form a screw transmission mechanism; the guide part is fixed on the frame 200, is connected with the vertical moving frame 206 and is used for preventing the nut from rotating, the nut is connected with the vertical moving frame 206, the driving motor is connected with the controller so as to drive the screw rod to rotate under the control of the controller, and therefore the purpose of driving the driving wheel 210 and the driven wheel 211 to ascend/descend is achieved;
in a third embodiment, the linear driving mechanism includes a telescopic portion, the telescopic portion is fixed to the frame 200 and connected to the vertical moving frame 206, the telescopic portion is connected to the controller for driving the telescopic portion to extend/retract in the vertical direction under the control of the controller, and the telescopic portion may be an air cylinder, a hydraulic cylinder 205 or an electric push rod.
The guide part has various embodiments, and preferably, the guide part may include a slider 204 and a slide rail 203, the slider 204 is fixed to the vertical moving frame 206, the slide rail 203 is fixed to the machine frame 200 along the vertical direction, the slider 204 is disposed on the slide rail 203 and forms a moving pair with the slide rail 203;
as another preference, the guide part may include a guide rod and a guide block, the guide block is fixed to the vertical moving frame 206, the guide rod is fixed to the machine frame 200 along the vertical direction, and the guide block is sleeved on the guide rod and forms a moving pair with the guide rod; so as to achieve the purpose of vertical restraint and guidance.
The rack 200 has various embodiments, and preferably, the rack 200 includes a mounting plate 201 disposed at the bottom and two mounting posts 202 vertically mounted on the mounting plate 201, as shown in fig. 2 to 5, the guide portions are respectively mounted on the mounting posts 202, and the vertical moving frame 206 and the linear driving mechanism are respectively mounted between the two mounting posts 202; for the convenience of installation, the installation plate 201 is configured with a plurality of installation holes so as to realize installation by using ground screws; for example, as shown in fig. 2 to fig. 5, in the present embodiment, the guide portion employs a sliding block 204 and a sliding rail 203, and the two sides of the mounting column 202 are respectively fixed with the sliding rail 203, the sliding rails 203 are respectively provided with the sliding block 204, and the sliding blocks 204 are respectively fixed to the vertical moving frame 206, so that the vertical moving frame 206 can clasp the rack 200 through the cooperation of the sliding blocks 204 and the sliding rails 203; in this embodiment, for example, the linear driving mechanism is a hydraulic cylinder 205, and as shown in fig. 2 to 5, the hydraulic cylinder 205 includes a cylinder body and a push rod disposed on the cylinder body, the cylinder body is connected to the controller and fixed between the two mounting posts 202, and the upper end of the push rod is fixed to the vertical moving frame 206, so that the vertical moving frame 206 is driven to vertically ascend/descend by extension/contraction.
In order to facilitate the installation of the driving pulley 210 and the driven pulley 211, preferably, a support 207 having a Y-shaped structure or a U-shaped structure is installed above the vertical moving frame 206, and the first rotating shaft 208 and the second rotating shaft 209 are respectively installed at both sides of the support 207, as shown in fig. 2 to 5, in this embodiment, the support 207 has a Y-shaped structure.
To achieve accurate control, the controller may be a PC, a single chip, an ARM chip, an STM chip, or a PLC. The method has the advantages of low cost, high response speed and contribution to realizing accurate automatic control.
In this embodiment, the motor 212 may preferably employ a servo motor or a stepping motor in order to precisely control the elevation/lowering of the vertical moving frame 206.
The transmission mechanism has various embodiments, and preferably, the transmission mechanism can be one or more of a belt transmission mechanism, a gear transmission mechanism and a worm wheel-worm transmission mechanism.
As an example, the motor 212 may be a speed reduction motor 212, and the transmission mechanism is a belt transmission mechanism, the belt transmission mechanism includes a driving pulley 213 connected to an output shaft of the motor, a driven pulley 214 mounted on the first rotating shaft 208, and a transmission belt 215, the transmission belt 215 is tensioned between the driving pulley 213 and the driven pulley 214 for transmission;
as another example, the lifting device further includes a speed reducer, the transmission mechanism is a belt transmission mechanism, the belt transmission mechanism includes a driving pulley 213, a driven pulley 214 mounted on the first rotating shaft 208, and a transmission belt 215, the speed reducer is fixed to the vertical moving frame 206, two ends of the speed reducer are respectively connected to the motor 212 and the driving pulley 213, and the transmission belt 215 is tensioned between the driving pulley 213 and the driven pulley 214 for transmission; through setting up the reduction gear, can play the effect of speed reduction, increase moment of torsion, be more favorable to driving wheel pair 100 to rotate.
The lifting device can be arranged at the middle position of the track and is positioned at a preset detection station, when the vertical moving frame 206 is positioned at a lower position, the wheel pair 100 placed on the track can smoothly pass through the lifting device, and after the height of the vertical moving frame 206 in the lifting device is increased, the wheel pair 100 can be effectively lifted, so that the wheel pair 100 is restrained.
Example 2
When the bearing 103 is mounted on the axle 101 of the wheel pair 100, the section between the bearing 103 and the wheel 102 is usually contaminated by the spilled grease and needs to be wiped, and in order to wipe the grease of the section of the axle 101, the present embodiment provides a wiping system, which includes the lifting device described in embodiment 1, and at least one side of the lifting device is provided with a wiping device 300 for wiping the axle 101;
by way of example, in the present embodiment, the wiping apparatus 300 includes a mounting bracket 301, a vertical lifting mechanism 302 fixed to the mounting bracket 301, and a support 303, as shown in fig. 6-8, the support 303 is fixed to the vertical lifting mechanism 302, two constraining wheels 304 are rotatably mounted on the support 303, a set distance is provided between the two constraining wheels 304, and a wiping belt 305 is sleeved on the two constraining wheels 304, as shown in fig. 6-8, in the present embodiment, the mounting bracket 301 may preferably adopt an L-shaped structure.
In this embodiment, the vertical lifting mechanism 302 is connected to the controller, the controller can control the bracket 303 to descend through the vertical lifting mechanism 302 so as to enable the wiping strip 305 to contact the wheel axle 101, and the controller can also control the bracket 303 to ascend through the vertical lifting mechanism 302 so as to drive the wiping strip 305 to be away from the wheel axle 101 after the wiping is finished.
In this embodiment, the wheel pair 100 can be lifted by using the lifting device, so that the wheel pair 100 is suspended and can drive the wheel pair 100 to rotate, the wiping belt 305 can be driven by the vertical lifting mechanism 302 to descend and press the axle 101 between the bearing 103 and the wheel 102, and the purpose of wiping is achieved because the axle 101 rotates relative to the wiping belt 305; and when the wiping is completed, the wiping belt 305 can be raised by the drive of the vertical elevating mechanism 302 so as to be away from the wheel pair 100.
The vertical lifting mechanism 302 has various embodiments, and preferably, the structure of the vertical lifting mechanism 302 may be the same as the linear driving mechanism described in embodiment 1, for example, as shown in fig. 6 to 8, in this embodiment, the vertical lifting mechanism 302 employs a cylinder, for example, an SMC type parallel bar slipway cylinder or the like, the cylinder includes a cylinder body, a push rod disposed on the cylinder body, and a push block disposed on the push rod, the cylinder body is connected to the controller, and the push rod is disposed in the vertical direction, as shown in fig. 6 to 8, the bracket 303 is mounted on the push block, so that the push rod can be lifted/lowered in the vertical direction under the control of the controller.
For stably supporting the wheel pair 100 and improving the bearing capacity, preferably, the wiping system includes two lifting devices, the two lifting devices are symmetrically arranged, as shown in fig. 4, 5 and 8, the wiping devices 300 are respectively arranged on the side surfaces of the two lifting devices, as shown in fig. 4, 5 and 8, the two lifting devices can be used for synchronously lifting the wheel pair 100, and the two wiping devices 300 can be used for simultaneously wiping the two ends of the wheel pair 100, which is very convenient and beneficial to improving the wiping efficiency.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention.
Claims (10)
1. A lifting device for a wheel pair is characterized by comprising a frame, a vertical moving frame, a linear driving mechanism, a motor and a controller, wherein,
the vertical moving frame is mounted on the rack through the linear driving mechanism, a first rotating shaft and a second rotating shaft are rotatably mounted at the upper end of the vertical moving frame, a driving wheel and a driven wheel which are used for contacting with a wheel axle are respectively mounted on the first rotating shaft and the second rotating shaft, and a set distance is reserved between the driving wheel and the driven wheel so as to support the wheel pair;
the motor is fixed on the vertical moving frame and is connected with the first rotating shaft through a transmission mechanism;
the controller is respectively connected with the motor and the linear driving mechanism, and is used for driving the vertical moving frame to vertically ascend/descend through the linear driving mechanism and controlling the rotating speed of the driving wheel through the motor.
2. The lifting device for wheel-sets according to claim 1, characterized in that the linear drive mechanism is a linear module;
or, the linear driving mechanism comprises a driving motor, a screw rod, a nut and a guide part, the nut is sleeved on the screw rod, the screw rod is rotatably arranged on the rack and is arranged along the vertical direction, and the nut and the screw rod form a spiral transmission mechanism; the guide part is fixed on the rack, is connected with the vertical moving frame and is used for preventing the nut from rotating, the nut is connected with the vertical moving frame, and the driving motor is connected with the controller and is used for driving the screw rod to rotate under the control of the controller;
or, straight line actuating mechanism includes the pars contractilis, the pars contractilis is fixed in the frame, and with vertical removal frame links to each other, and the pars contractilis links to each other with the controller for drive is along vertical direction extension/shrink under the control of controller, the pars contractilis is cylinder, pneumatic cylinder or electric putter.
3. The lifting device for wheel sets according to claim 2, characterized in that the guide comprises a slide block and a slide rail, the slide block is fixed to the vertical moving frame, the slide rail is fixed to the frame in the vertical direction, the slide block is arranged on the slide rail and forms a moving pair with the slide rail;
or, the guide part includes guide bar and guide block, the guide block is fixed in vertical removal frame, the guide bar is fixed in along vertical direction the frame, the guide bar is located to the guide block cover to constitute the sliding pair with the guide bar.
4. The wheel-pair lifting device according to claim 2, wherein the frame includes a mounting plate disposed at the bottom and two mounting posts vertically mounted to the mounting plate, the guide portions are respectively mounted to the mounting posts, and the vertical moving frame and the linear driving mechanism are respectively mounted between the two mounting posts;
and/or the presence of a gas in the gas,
the support of Y style of calligraphy structure or U type structure is installed to the top of vertical removal frame, first pivot and second pivot are installed respectively in the both sides of support.
5. The lifting device for wheel pairs as claimed in any of claims 1 to 4, wherein the transmission is a combination of one or more of a belt transmission, a gear transmission, a worm-gear transmission.
6. The lifting device for wheel-sets according to claim 5, characterized in that the motor is a servo motor or a stepper motor;
or, the motor is a speed reducing motor, the transmission mechanism adopts a belt transmission mechanism, the belt transmission mechanism comprises a driving belt wheel connected with an output shaft of the motor, a driven belt wheel arranged on the first rotating shaft and a transmission belt, and the transmission belt is tensioned between the driving belt wheel and the driven belt wheel and is used for transmission;
or, still include the reduction gear, drive mechanism adopts is belt drive mechanism, belt drive mechanism include with driving pulley, install in the driven pulleys and the drive belt of first pivot, the reduction gear is fixed in vertical removal frame, and the both ends of reduction gear respectively with motor and driving pulley link to each other, the drive belt tensioning in between driving pulley and the driven pulleys for the transmission.
7. The lifting device for wheel pairs according to any one of claims 1 to 4, wherein the outside of the driving wheel is wrapped with a contact layer made of a non-metallic material;
and/or the outer side of the driven wheel is wrapped with a contact layer made of a non-metallic material.
8. The lifting device for a wheel set according to any one of claims 1 to 4, wherein the controller is a PC, a single chip microcomputer, an ARM chip, an STM chip or a PLC.
9. A wiping system, characterized in that it comprises a lifting device according to any one of claims 1-8, which is provided on at least one side with a wiping device for wiping the axle;
the wiping device comprises a mounting frame, a vertical lifting mechanism fixed on the mounting frame and a support, wherein the support is fixed on the vertical lifting mechanism, two constraint wheels are rotatably arranged on the support, a set distance is reserved between the two constraint wheels, and a wiping belt is sleeved on the two constraint wheels;
the vertical lifting mechanism is connected with the controller, and the controller is used for controlling the support to descend so that the wiping belt contacts the wheel shaft and controlling the support to ascend so that the wiping belt is far away from the wheel shaft.
10. The wiping system of claim 9, comprising two of the lifting devices, wherein the two lifting devices are symmetrically arranged, and wherein the wiping devices are respectively arranged on the side surfaces of the two lifting devices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120316513.9U CN215325422U8 (en) | 2021-02-03 | 2021-02-03 | Lifting device and wiping system for wheel set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120316513.9U CN215325422U8 (en) | 2021-02-03 | 2021-02-03 | Lifting device and wiping system for wheel set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN215325422U true CN215325422U (en) | 2021-12-28 |
| CN215325422U8 CN215325422U8 (en) | 2022-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120316513.9U Active CN215325422U8 (en) | 2021-02-03 | 2021-02-03 | Lifting device and wiping system for wheel set |
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| Country | Link |
|---|---|
| CN (1) | CN215325422U8 (en) |
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2021
- 2021-02-03 CN CN202120316513.9U patent/CN215325422U8/en active Active
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| CN215325422U8 (en) | 2022-04-26 |
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Address after: Building 66, NO.666, jinfenghuang Avenue, Jinniu high tech Industrial Park, Chengdu, Sichuan 610000 Patentee after: Sichuan guoruan Technology Group Co.,Ltd. Address before: Building 66, NO.666, jinfenghuang Avenue, Jinniu high tech Industrial Park, Chengdu, Sichuan 610000 Patentee before: SICHUAN GUORUAN SCIENCE & TECHNOLOGY DEVELOPMENT Co.,Ltd. |
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| CU01 | Correction of utility model | ||
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Correction item: Patentee Correct: Sichuan guoruan Technology Group Co.,Ltd. False: Sichuan guoruan Group Co.,Ltd. Number: 53-01 Volume: 37 Correction item: Patentee Correct: Sichuan guoruan Technology Group Co.,Ltd. False: Sichuan guoruan Group Co.,Ltd. Number: 53-01 Page: The title page Volume: 37 |