CN220867882U - Grinding device of rail milling and grinding lathe and rail milling and grinding lathe - Google Patents
Grinding device of rail milling and grinding lathe and rail milling and grinding lathe Download PDFInfo
- Publication number
- CN220867882U CN220867882U CN202322532331.7U CN202322532331U CN220867882U CN 220867882 U CN220867882 U CN 220867882U CN 202322532331 U CN202322532331 U CN 202322532331U CN 220867882 U CN220867882 U CN 220867882U
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- Prior art keywords
- polishing
- grinding
- rail
- cover
- rail milling
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- 238000000227 grinding Methods 0.000 title claims abstract description 72
- 238000003801 milling Methods 0.000 title claims abstract description 27
- 238000005498 polishing Methods 0.000 claims abstract description 74
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 20
- 239000010959 steel Substances 0.000 claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims description 13
- 230000003028 elevating effect Effects 0.000 claims description 7
- 239000000428 dust Substances 0.000 description 14
- 229910001651 emery Inorganic materials 0.000 description 9
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Machines For Laying And Maintaining Railways (AREA)
Abstract
The application relates to a polishing device of a steel rail milling and grinding vehicle and a steel rail milling and grinding vehicle, which comprises a base, wherein polishing mechanisms are respectively arranged on two sides of the base to respectively polish steel rails on the left side and the right side of a track, each polishing mechanism comprises a side plate, a lifting mechanism is arranged on each side plate, polishing covers are respectively arranged on two sides of each lifting mechanism, polishing wheels are arranged in each polishing cover, each polishing cover comprises an upper polishing cover arranged on each side plate and a lower polishing cover which stretches into the upper polishing cover in a sliding manner, each lower polishing cover can slide up and down relative to the upper polishing cover, a polishing motor for driving the polishing wheels to rotate is arranged on each lower polishing cover, a connecting plate is arranged on each lifting mechanism, each lower polishing cover is respectively connected with each connecting plate, and each lifting mechanism is used for driving the connecting plate to move up and down. After the grinding wheel is worn, the grinding wheel can move downwards, so that the worn grinding wheel is effectively attached to the steel rail, the whole device is not required to be disassembled, and the adjustment is convenient.
Description
Technical Field
The utility model relates to the technical field of steel rail grinding, in particular to a grinding device of a steel rail milling and grinding lathe and the steel rail milling and grinding lathe.
Background
The rail milling and grinding machine is mainly used for grinding the rail of the rail car so as to enable the rail to keep ideal profile and surface quality, and further enable the rail car to run more smoothly.
At present, the patent of publication number CN202122356524.2 discloses a rail grinding device, including motor, transmission, regulation strutting arrangement, platform, supporting seat, emery wheel axle bed, hinge, emery wheel, clamp plate and emery wheel axle, the platform is installed on the grinding wagon, and the emery wheel position is fixed, and along with the long-time work of polishing operation, the emery wheel can produce wearing and tearing, can not effectively laminate with the rail after the emery wheel wearing and tearing, effective operation, along with the wearing and tearing of emery wheel, need frequently to dismantle the platform from the grinding wagon, reinstallation for the emery wheel after the wearing and tearing effectively laminate with the rail, greatly reduced polishing efficiency.
Disclosure of utility model
Aiming at the problems in the prior art, the utility model provides a grinding device of a steel rail milling and grinding vehicle and the steel rail milling and grinding vehicle.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a grinding device of rail mill grinding wagon, which comprises a base, the base both sides are equipped with grinding machanism respectively, with the rail of polishing track left and right sides respectively, grinding machanism includes the curb plate, be equipped with elevating system on the curb plate, the elevating system both sides are equipped with the cover of polishing respectively, be equipped with the grinding wheel in the cover of polishing, the cover of polishing is including setting up the cover of polishing on the curb plate and stretching into the cover of polishing down in the cover of polishing in the slip, the cover of polishing down can slide relatively up the cover of polishing from top to bottom, be equipped with the motor of polishing that is used for driving the grinding wheel rotatory down on the cover of polishing, be equipped with the connecting plate on the elevating system, two covers of polishing down are connected with the connecting plate respectively, elevating system is used for driving the connecting plate and reciprocates.
As the preferable technical scheme, elevating system includes driving motor and two slide rails of vertical setting, is equipped with the slide on the slide rail, is equipped with the removal subassembly between two slide rails, and the removal subassembly is including relative second fixed plate and the first fixed plate that sets up from top to bottom, rotates between first fixed plate and the second fixed plate and is equipped with the lead screw, is equipped with the nut seat on the lead screw, and slide and nut seat are connected with the connecting plate respectively, and driving motor is used for driving the lead screw rotation.
As the preferable technical scheme, the lead screw is vertical to be set up, and the lead screw lower extreme is rotated with first fixed plate and is connected, and the upper end is equipped with the transmission shaft, and the transmission shaft runs through the second fixed plate and the tip is equipped with driven bevel gear, and the transmission shaft rotates with the second fixed plate to be connected, and driving bevel gear with driven bevel gear meshing is equipped with to driving motor's output shaft tip.
As an optimal technical scheme, the grinding wheel is a kiloleaf grinding wheel.
As a preferable technical scheme, the side plates are provided with rollers matched with the steel rails.
As a preferable technical scheme, the polishing wheel is arranged at the end part of the output shaft of the polishing motor.
The utility model also provides a steel rail milling and grinding vehicle, which comprises any one of the polishing devices, and the base of the polishing device is fixedly connected with the frame of the steel rail milling and grinding vehicle.
The beneficial effects of the application are as follows: 1. after the grinding wheel is worn, the connecting plate can be driven to move downwards by the lifting mechanism, so that the lower grinding cover, the grinding motor and the grinding wheel are driven to move downwards simultaneously, the worn grinding wheel can be effectively attached to the steel rail, the whole device is not required to be detached, the adjustment is convenient, and the grinding efficiency is greatly improved.
2. The application plays a role in preventing spark from splashing by arranging the polishing cover.
3. The application has a certain supporting function by arranging the rollers, and improves the stress condition of the joint of the base and the frame and ensures the stability of the connection of the base and the frame when the base is connected with the frame of the rail milling and grinding vehicle.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure as seen from the point A in FIG. 1;
FIG. 3 is a schematic view of the structure as seen from B in FIG. 1;
FIG. 4 is a schematic diagram of the elevating mechanism of the present utility model;
The marks in the figure: 1. base, 11, link, 12, curb plate, 13, gyro wheel, 2, cover of polishing, 21, go up cover of polishing, 22, lower cover of polishing, 3, the grinding wheel, 4, the motor of polishing, 5, driving motor, 51, drive bevel gear, 6, slide rail, 61, slide, 7, connecting plate, 8, dust collecting tube, 9, lead screw, 91, nut seat, 92, first fixed plate, 93, second fixed plate, 94, lead screw, 95, transmission shaft, 96, lead screw.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that in the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1-4, embodiment 1 of the present utility model provides a polishing device for a rail milling and grinding vehicle, comprising a base 1, wherein polishing mechanisms are respectively disposed at two sides of the base 1 to respectively polish rails at left and right sides of a rail, each polishing mechanism comprises a side plate 12, lifting mechanisms are disposed on the side plates 12, polishing covers 2 are respectively disposed at two sides of each lifting mechanism, polishing wheels 3 are disposed in each polishing cover 2, each polishing cover 2 comprises an upper polishing cover 21 disposed on the side plate 12 and a lower polishing cover 22 extending into the upper polishing cover 21 in a sliding manner, the lower polishing covers 22 can slide up and down relative to the upper polishing covers 21, polishing motors 4 for driving the polishing wheels 3 to rotate are disposed on the lower polishing covers 22, connecting plates 7 are disposed on the lifting mechanisms, and the two lower polishing covers 22 are respectively connected with the connecting plates 7, and the lifting mechanisms are used for driving the connecting plates 7 to move up and down.
As shown in fig. 3, two lower polishing covers 22 are respectively located at the front end and the rear end of the connecting plate 7, wherein, in combination with the connection shown in fig. 3 and 4, the lifting mechanism comprises a driving motor 5 and two vertically arranged slide rails 6, a slide seat 61 is arranged on each slide rail 6, a moving assembly is arranged between each slide rail 6, each moving assembly comprises a second fixing plate 93 and a first fixing plate 92 which are oppositely arranged up and down, a screw rod 9 is rotationally arranged between each first fixing plate 92 and each second fixing plate 93, a nut seat 91 is arranged on each screw rod 9, each slide seat 61 and each nut seat 91 are respectively connected with the connecting plate 7, and the driving motor 5 is used for driving the screw rod 9 to rotate.
Specifically, as shown in fig. 4, the screw rod 9 is vertically disposed, the lower end of the screw rod 9 is rotationally connected with the first fixing plate 92, the upper end of the screw rod 9 is vertically provided with a transmission shaft 94, the transmission shaft 94 penetrates through the second fixing plate 93, the end part of the transmission shaft is provided with a driven bevel gear 95, the transmission shaft 94 is rotationally connected with the second fixing plate 93 and has no displacement in the axial direction, the end part of the output shaft of the driving motor 5 is provided with a driving bevel gear 51 meshed with the driven bevel gear 95, it is to be noted that the part of the application which is not described in detail in the prior art is provided with a connecting frame 11 at the upper end of the base 1, and the connecting frame 11 is fixedly connected with the frame of the rail milling vehicle.
The driving bevel gear 51 is driven by the driving motor 5 to rotate, the driven bevel gear 95 rotates along with the driving bevel gear, the transmission shaft 94 is driven to rotate, the screw rod 9 rotates along with the driving bevel gear, the screw rod 9 is in threaded connection with the nut seat 91, the nut seat 91 moves up and down, and the rotation direction of the driving motor 5 is controlled, so that the rotation direction of the screw rod 9 is controlled, and the nut seat 91 is controlled to move up and down.
In addition, grinding wheel 3 is the kiloleaf emery wheel, and grinding wheel 3 sets up the tip at the output shaft of grinding motor 4, is equipped with on the curb plate 12 be used for with rail complex gyro wheel 13, through setting up gyro wheel 13, played certain supporting role, when base 1 mills the frame of grinding the car with the rail, set up gyro wheel 1, improved the atress situation of base 1 and frame junction, guaranteed the stability of base 1 and frame junction.
When the steel rail milling and grinding machine is used, the base 1 is fixedly connected with the frame of the steel rail milling and grinding machine, the roller 13 is in contact fit with the steel rail, the grinding wheel 3 is in contact with the steel rail, the grinding motor 4 drives the grinding wheel 3 to rotate to grind the steel rail, the lifting mechanism drives the connecting plate 7 to move downwards after the grinding wheel 3 is worn, and accordingly the lower grinding cover 22, the grinding motor 4 and the grinding wheel 3 are driven to move downwards at the same time, the worn grinding wheel 3 is effectively attached to the steel rail, the whole device is not required to be detached, the adjustment is convenient, and the grinding efficiency is greatly improved.
Of course, the utility model is not limited to the embodiments described above, but several other embodiments based on the design concept of the utility model are provided below.
For example, in other embodiments, unlike the above-described embodiments, as shown in fig. 1 and 3, the dust collecting device further comprises a dust collecting pipe 8, a negative pressure fan and a dust collecting box, wherein the dust collecting pipe 8 is arranged on the connecting plate 7, the dust collecting pipe 8 comprises a dust collecting main pipe, two sides of the dust collecting main pipe are respectively provided with a dust collecting sub-pipe, the dust collecting sub-pipe is communicated with the lower polishing cover 22, a dust collecting opening is arranged at the upper end of the dust collecting pipe 8, the dust collecting opening is connected with the air inlet end of the negative pressure fan through a hose, and the air outlet end of the negative pressure fan is connected to the dust collecting box through a hard pipe.
Based on the polishing device provided in the above embodiment, the utility model further provides a rail milling and grinding vehicle, which comprises any one of the polishing devices in the above embodiment, wherein the base 1 of the polishing device is fixedly connected with the frame of the rail milling and grinding vehicle.
It should be noted that the above embodiments are only for illustrating the present utility model, but the present utility model is not limited to the above embodiments, and any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model falls within the protection scope of the present utility model.
Claims (7)
1. The utility model provides a grinding device of rail mill grinding car, includes base (1), and base (1) both sides are equipped with grinding machanism respectively to the rail of the track left and right sides of polishing respectively, its characterized in that: the polishing mechanism comprises a side plate (12), lifting mechanisms are arranged on the side plate (12), polishing covers (2) are respectively arranged on two sides of the lifting mechanisms, polishing wheels (3) are arranged in the polishing covers (2), the polishing covers (2) comprise an upper polishing cover (21) arranged on the side plate (12) and a lower polishing cover (22) which slides into the upper polishing cover (21), the lower polishing cover (22) can relatively slide up and down, a polishing motor (4) for driving the polishing wheels (3) to rotate is arranged on the lower polishing cover (22), connecting plates (7) are arranged on the lifting mechanisms, the two lower polishing covers (22) are respectively connected with the connecting plates (7), and the lifting mechanisms are used for driving the connecting plates (7) to move up and down.
2. A grinding device for a rail milling wagon as defined in claim 1, wherein: elevating system includes driving motor (5) and slide rail (6) of two vertical settings, be equipped with slide (61) on slide rail (6), be equipped with between two slide rails (6) and remove the subassembly, it includes second fixed plate (93) and first fixed plate (92) of upper and lower relative setting to remove the subassembly, it is equipped with lead screw (9) to rotate between first fixed plate (92) and second fixed plate (93), be equipped with nut seat (91) on lead screw (9), slide (61) and nut seat (91) are connected with connecting plate (7) respectively, driving motor (5) are used for driving lead screw (9) rotation.
3. A grinding device for a rail milling wagon as defined in claim 2, wherein: the lead screw (9) is vertical to be set up, and lead screw (9) lower extreme and first fixed plate (92) rotate to be connected, and the upper end is equipped with transmission shaft (94), and transmission shaft (94) run through second fixed plate (93) and tip are equipped with driven bevel gear (95), and transmission shaft (94) are connected with second fixed plate (93) rotation, and the output shaft tip of driving motor (5) is equipped with driving bevel gear (51) with driven bevel gear (95) meshing.
4. A grinding device of a rail milling wagon according to any one of claims 1-3, wherein: the grinding wheel (3) is a kiloleaf grinding wheel.
5. A grinding device for a rail milling wagon as defined in claim 4, wherein: the side plates (12) are provided with rollers (13) for being matched with the steel rails.
6. A grinding device for a rail milling wagon as defined in claim 5, wherein: the grinding wheel (3) is arranged at the end part of the output shaft of the grinding motor (4).
7. A rail milling wagon, characterized by comprising a grinding device according to any of claims 1-6, the base (1) of which is fixedly connected to the frame of the rail milling wagon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322532331.7U CN220867882U (en) | 2023-09-18 | 2023-09-18 | Grinding device of rail milling and grinding lathe and rail milling and grinding lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322532331.7U CN220867882U (en) | 2023-09-18 | 2023-09-18 | Grinding device of rail milling and grinding lathe and rail milling and grinding lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220867882U true CN220867882U (en) | 2024-04-30 |
Family
ID=90805927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322532331.7U Active CN220867882U (en) | 2023-09-18 | 2023-09-18 | Grinding device of rail milling and grinding lathe and rail milling and grinding lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220867882U (en) |
-
2023
- 2023-09-18 CN CN202322532331.7U patent/CN220867882U/en active Active
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