CN212335673U - Small-size rail polisher - Google Patents
Small-size rail polisher Download PDFInfo
- Publication number
- CN212335673U CN212335673U CN202021908949.9U CN202021908949U CN212335673U CN 212335673 U CN212335673 U CN 212335673U CN 202021908949 U CN202021908949 U CN 202021908949U CN 212335673 U CN212335673 U CN 212335673U
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- wheel
- grinding
- shaft
- rail
- frame
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- 230000005540 biological transmission Effects 0.000 claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 19
- 239000010959 steel Substances 0.000 claims abstract description 19
- 238000003860 storage Methods 0.000 claims abstract description 6
- 239000003638 chemical reducing agent Substances 0.000 claims description 15
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000005498 polishing Methods 0.000 description 8
- 238000003466 welding Methods 0.000 description 7
- 238000005096 rolling process Methods 0.000 description 6
- 238000005299 abrasion Methods 0.000 description 2
- 229910001651 emery Inorganic materials 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Machines For Laying And Maintaining Railways (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model relates to a railway line maintenance and repair device, in particular to a small-sized steel rail grinding machine, which comprises a frame, a grinding device, a rail leaning device, a swing mechanism, a storage battery and a control unit, wherein the frame comprises a main frame, a supporting beam and a supporting wheel, one end of the supporting beam is connected with the supporting wheel, and the other end is connected with the main frame; the grinding device positioned on the inner side of the main frame comprises a grinding motor, a feeding transmission box, a grinding wheel, a profiling wheel and a connecting arm, wherein the profiling wheel is positioned on the inner sides of two ends of the main frame and connected with the main frame, and the connecting arm is divided into a left part and a right part and integrally connects the feeding transmission box and the profiling wheels on two sides. The utility model discloses simple structure is compact, has alleviateed the weight of equipment itself greatly, the simple operation, and the transport is light to the feature of environmental protection is good.
Description
Technical Field
The utility model relates to a railway line maintenance of equipment especially relates to a small-size rail polisher.
Background
The rail grinding is an effective means for preventing and repairing rail diseases, and the rail welding joint with over-flatness is ground by a small rail grinding machine before the grinding operation of a rail grinding train is required in the maintenance rules of the ordinary speed railway and the high speed railway; the defects of poor light band, wave abrasion, fat edge, saddle-shaped abrasion, welding line depression, scale crack and the like of the steel rail on the ordinary speed line are also ground by using a grinding train or a small grinding machine, so the small steel rail grinding machine is necessary equipment for maintenance of the railway line. However, the existing small-sized steel rail grinding machine adopts an internal combustion engine power source, has a complex structure and heavy weight, and is easy to pollute the environment.
Disclosure of Invention
The utility model discloses it is complicated to current rail polisher structure, and weight is big to easy polluted environment provides a simple structure, the light, the small-size rail polisher of green of operation, can realize that full rail outline shape high accuracy is polished.
The utility model discloses a realize through following technical scheme: a small-sized steel rail grinding machine comprises a machine frame, a grinding device, a storage battery and a control unit, wherein the machine frame comprises a main machine frame, a supporting beam and a supporting wheel, one end of the supporting beam is connected with the supporting wheel, and the other end of the supporting beam is connected with the main machine frame; the grinding device positioned on the inner side of the main frame comprises a grinding motor, a feeding transmission box, a grinding wheel, a profiling wheel and a connecting arm, wherein the profiling wheel is positioned on the inner sides of two ends of the main frame and connected with the main frame, and the connecting arm is divided into a left part and a right part and integrally connects the feeding transmission box and the profiling wheels on two sides.
Preferably, the swing mechanism include hand wheel, speed reducer, universal drive shaft, bevel gear pair, transfer shaft, the input shaft of hand wheel and speed reducer is connected, universal drive shaft one end and the output shaft of speed reducer, the pinion connection of the other end and bevel gear pair, the gear wheel of bevel gear pair with grinding device's contour wheel fixed connection, grinding device pass through the transfer shaft at linking arm both ends and be connected with the frame, rotatory hand wheel can drive grinding device through speed reducer, universal drive shaft, bevel gear pair and deflect.
Preferably, the rack device further comprises a rail device positioned outside the main rack, wherein the rail device comprises a hanging rack, a hanging rack shaft connected with the rack at the top of the hanging rack, a hanging wheel at the bottom of the hanging rack, a sector gear pair, a sector wheel shaft, a connecting rod and a connecting rod seat, a large gear of the sector gear pair is hinged with the main rack, and a toothless end of the large gear is hinged with the connecting rod seat fixed on the hanging rack through the connecting rod; the large gear of the bevel gear pair of the swing mechanism is fixedly connected with the flange end of the split shaft at the same time, and the other end of the split shaft is connected with the small gear of the sector gear pair through a key; the rotating hand wheel can drive the leaning track device to deflect through the speed reducer, the universal transmission shaft, the bevel gear pair, the split shaft, the sector gear pair and the connecting rod.
The utility model discloses owing to adopt the motor as the power supply, simple structure is compact, has alleviateed the weight of equipment itself greatly, the simple operation, and the transport is light to the feature of environmental protection is good.
Drawings
Fig. 1 is a front view of the small rail grinding machine of the present invention.
Fig. 2 is a left side view of the small rail grinding machine of the present invention.
Fig. 3 is a partial view of a sector gear pair of the small rail grinding machine of the present invention.
Fig. 4 is a partial cross-sectional view of the rail leaning device of the small-sized steel rail grinding machine of the present invention.
Fig. 5 is a partial plan view of a bevel gear pair of the small-sized rail grinding machine of the present invention.
Fig. 6 is a schematic view of the working principle of the present invention when the inner side of the steel rail is polished for 90 degrees.
Fig. 7 is a schematic view of the working principle of the present invention when the outer side of the steel rail is polished for 90 degrees.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, the small-sized rail grinding machine of the present invention is composed of a frame 1, a grinding device 2, a rail device 3, a swing mechanism 4, a storage battery 5, a control unit 6, etc. The grinding device 2 comprises a grinding motor 2.1, a feeding transmission case 2.2, a grinding wheel cover 2.3, a grinding wheel 2.4, a profiling wheel 2.5, a connecting arm 2.6 and the like. The grinding motor 2.1 is mounted on the feed gearbox 2.2 by bolts. The feeding transmission case 2.2 comprises a feeding motor, a feeding hand wheel, a thread pair, a guide post and the like. The wheel guard 2.3 is formed by profiling and welding steel plates and is arranged on the feeding transmission box by using bolts. The grinding wheel 2.4 is connected with the grinding rotary spindle through threads and is provided with a chuck so that the grinding wheel is firmly and reliably connected. The contour wheel 2.5 consists of a contour wheel, a contour wheel seat, a rolling bearing, a shaft, a fastening connecting piece and the like. The connecting arm 2.6 is divided into a left part and a right part which are formed by welding round pipes and steel plates in a splicing way, and the feeding transmission case 2.2 and the copying wheels at the two sides are connected into a whole by bolts to form a whole 2.5. The storage battery 5 is arranged on the battery seat of the frame 1 and is firmly clamped. The control unit 6 is mounted on an armrest on the upper portion of the frame 1. The storage battery is adopted as a power supply, so that the environment is protected and convenient.
As shown in fig. 1, the grinding device 2 is connected to the machine frame 1 via a transfer shaft 4.7 at both ends, where it can be pivoted relative to the machine frame 1 to form the desired grinding angle. The rail device 3 is connected to the machine frame 1 via a top carrier shaft 3.3, and can be pivoted relative to the machine frame 1 at the carrier shaft 3.3 to form a corresponding rail angle. The swing mechanism 4 is installed on the frame 1 through bolts, and deflects the grinding device 2 and the rail device 3 through a transmission mechanism.
As shown in fig. 1 and 2, the frame 1 is composed of a main frame 1.1 and a cross-rail supporting device, the cross-rail supporting device comprises a supporting beam 1.2 and a supporting wheel 1.3, the supporting beam 1.2 is inserted into a square hole of the main frame 1.1 and locked by a knob plunger 1.4. The main frame 1.1 is formed by welding round pipes and steel plates or assembling bolts. The support beam 1.2 is made of square tubes. The supporting wheel assembly 1.3 comprises a welding support, a rolling sleeve, a rolling bearing, a shaft, a fastener and the like, and the length of the rolling sleeve meets the requirement of effective support after the small machine integrally traverses at different polishing angles.
Put the rail of railway circuit on small-size rail polisher, be about to copying wheel 2.5 of grinding device 2 and the change gear 3.2 of leaning on rail device 3 place on being polished the rail, on the corresponding non-rail of polishing of opposite side that will stride rail supporting wheel 1.3 places, the handrail in the manpower promotion frame, copying wheel 2.5, change gear 3.2, the supporting wheel 1.3 pastes with the rail jointly and leans on and takes place to roll, make the rail polisher realize the steady movement along the rail. The feeding motor can be controlled by a button on the control unit 6, so that the grinding wheel 2.4 extends or retracts, and the grinding wheel can also be driven by a feeding hand wheel to extend or retract. The pressure of the grinding wheel on the steel rail is completely generated by the self weight of the small machine, the self weight of the small machine is also completely born by the steel rail through the profiling wheel and the change gear, the manual application of the grinding wheel pressure and the control of the self weight are not needed, and the labor intensity of operation is low.
As shown in fig. 1 to 5, the swing mechanism 4 is composed of a hand wheel 4.1, a rotation locking piece 4.2, a speed reducer 4.3, a universal transmission shaft 4.4, a bearing seat 4.5, a bevel gear pair 4.6, a transfer shaft 4.7, a rolling bearing, a key, a fastener and the like. The hand wheel 4.1 is connected with the input shaft of the speed reducer 4.3, one end of the universal transmission shaft 4.4 is connected with the output shaft of the speed reducer 4.3, the other end of the universal transmission shaft is connected with the pinion of the bevel gear pair 4.6, the large bevel gear in the bevel gear pair 4.6 is of a non-full-circle cutting structure and is fixedly connected with the profiling wheel 2.5 and is also fixedly connected with the flange end of the transfer shaft 4.7, the transfer shaft 4.7 is connected with the rack 1.1, and the rotary hand wheel 4.1 can drive the grinding device 2 comprising the profiling wheel 2.5 and the grinding wheel 2.4 to deflect relative to the rack 1.1 through the speed reducer 4.3, the universal transmission shaft 4.4 and the bevel gear pair 4.6.
The rail device 3 is composed of a hanging rack 3.1, a change gear 3.2, a rolling bearing, a hanging rack shaft 3.3, a connecting rod seat 3.4, a sector gear pair 3.5, a sector wheel shaft 3.6, a connecting rod 3.7, a fastening connecting piece and the like. The hanging frame 3.1 is provided with a connecting rod seat 3.4 which is hinged with a connecting rod 3.7. The change gear 3.2 is formed by assembling and welding two conical wing wheels and a shaft sleeve. The hanger shaft 3.3 is of an end face flange structure, and the rail device 3 is connected to the rack 1 through bolts. The other end of the transfer shaft 4.7 is in key connection with a pinion of the sector gear pair 3.5, a large gear of the sector gear pair 3.5 is hinged with the rack 1.1 at a sector wheel shaft 3.6, a toothless end of the large gear of the sector gear pair 3.5 is hinged with a connecting rod seat 3.4 through a connecting rod 3.7, and when a hand wheel 4.1 drives the pinion of the bevel gear pair 4.6 to rotate through a speed reducer 4.3 and a universal transmission shaft 4.4, the hand wheel can drive the track device 3 to deflect through the transfer shaft 4.7, the sector gear pair 3.5 and the connecting rod 3.7.
That is, by the above-mentioned transmission mechanism, the hand wheel 4.1 can be rotated to drive the copying wheel 2.5 and the copying device 3 to deflect simultaneously, and the deflection angle of the two is approximately in fixed proportion, so that the single-side wing wheel of the change gear 3.2 and the copying wheel in the copying wheel assembly 2.5 can be pressed against the rail to be polished together.
Fig. 1 to 5 show is the schematic structure diagram when polishing the rail top surface, as shown in fig. 6, small-size rail polisher need when rail inboard 90 extreme position are polished, it is inboard to rotate hand wheel 4.1 drive contour wheel 2.5 and drive the emery wheel of polishing and deflect to the rail, the change gear 3.2 of drive rail device 3 simultaneously deflects to the rail outside, change gear 3.2 and contour wheel 2.5 can the synergism chucking rail like this to because the difference of deflection angle between them becomes approximate fixed ratio, can design into just in time compressing tightly the rail to the difference of deflection angle.
In a similar way, as shown in fig. 7, small-size rail polisher need when rail outside 90 extreme position are polished, rotate hand wheel 4.1 drive contour wheel 2.5 and drive the emery wheel deflection to the rail outside, the peg 3.2 of leaning on rail device 3 of simultaneous drive deflects to the rail inboard to make peg 3.2 and contour wheel 2.5 can the synergism compress tightly the rail.
The utility model discloses can realize that the rail railhead full profile all standing is polished, can carry out the rail profile of following rail inboard facade to rail outside facade 180 scopes and polish. The steel rail is tightly pressed through the profiling wheel 2.5 and the change gear 3.2, so that the clamping is firm, and the control precision of the polishing profile is high; according to the requirement of a polishing position, the deflection angle of the polishing device is adjusted through a swinging hand wheel, the grinding wheel is close to the steel rail through a feeding motor or a feeding hand wheel, and the feeding amount of the grinding wheel is controlled according to the polishing requirement to polish the steel rail in the moving process of the small machine along the steel rail.
Claims (3)
1. A small-sized steel rail grinding machine comprises a machine frame, a grinding device, a storage battery and a control unit, and is characterized in that the machine frame comprises a main machine frame, a supporting beam and a supporting wheel, wherein one end of the supporting beam is connected with the supporting wheel, and the other end of the supporting beam is connected with the main machine frame; the grinding device positioned on the inner side of the main frame comprises a grinding motor, a feeding transmission box, a grinding wheel, a profiling wheel and a connecting arm, wherein the profiling wheel is positioned on the inner sides of two ends of the main frame and connected with the main frame, and the connecting arm is divided into a left part and a right part and integrally connects the feeding transmission box and the profiling wheels on two sides.
2. The small-sized rail grinding machine according to claim 1, further comprising a swing mechanism, wherein the swing mechanism comprises a hand wheel, a speed reducer, a universal transmission shaft, a bevel gear pair and a transfer shaft, the hand wheel is connected with an input shaft of the speed reducer, one end of the universal transmission shaft is connected with an output shaft of the speed reducer, the other end of the universal transmission shaft is connected with a pinion of the bevel gear pair, a gear wheel of the bevel gear pair is fixedly connected with a copying wheel of the grinding device, the grinding device is connected with the frame through the transfer shaft at two ends of a connecting arm, and the rotary hand wheel can drive the grinding device to deflect through the speed reducer, the universal transmission shaft and.
3. The small-sized steel rail grinding machine according to claim 2, further comprising a rail leaning device positioned outside the main frame, wherein the rail leaning device comprises a hanging frame, a hanging frame shaft connected with the top of the hanging frame, a hanging wheel at the bottom of the hanging frame, a sector gear pair, a sector wheel shaft, a connecting rod and a connecting rod seat, a large gear of the sector gear pair is hinged with the main frame, and a toothless end of the large gear is hinged with the connecting rod seat fixed on the hanging frame through the connecting rod; the large gear of the bevel gear pair of the swing mechanism is fixedly connected with the flange end of the split shaft at the same time, and the other end of the split shaft is connected with the small gear of the sector gear pair through a key; the rotating hand wheel can drive the leaning track device to deflect through the speed reducer, the universal transmission shaft, the bevel gear pair, the split shaft, the sector gear pair and the connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021908949.9U CN212335673U (en) | 2020-09-04 | 2020-09-04 | Small-size rail polisher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021908949.9U CN212335673U (en) | 2020-09-04 | 2020-09-04 | Small-size rail polisher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212335673U true CN212335673U (en) | 2021-01-12 |
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ID=74071835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021908949.9U Active CN212335673U (en) | 2020-09-04 | 2020-09-04 | Small-size rail polisher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212335673U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114753197A (en) * | 2022-04-06 | 2022-07-15 | 苏州睿友智能装备有限公司 | Rail corrugation polisher |
-
2020
- 2020-09-04 CN CN202021908949.9U patent/CN212335673U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114753197A (en) * | 2022-04-06 | 2022-07-15 | 苏州睿友智能装备有限公司 | Rail corrugation polisher |
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