CN110666753A - Variable rail lifting device for railway wheel set maintenance platform - Google Patents
Variable rail lifting device for railway wheel set maintenance platform Download PDFInfo
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- CN110666753A CN110666753A CN201910987242.7A CN201910987242A CN110666753A CN 110666753 A CN110666753 A CN 110666753A CN 201910987242 A CN201910987242 A CN 201910987242A CN 110666753 A CN110666753 A CN 110666753A
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- rail
- seat
- steel rail
- wheel set
- steel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/02—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby of table type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/08—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for attachment of work holders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/10—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting holders for tool or work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/14—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
- B25H1/16—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top in height
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Types And Forms Of Lifts (AREA)
Abstract
The variable rail lifting device for the railway wheel set maintenance platform comprises a base, wherein a lifting mechanism is arranged on the surface of the base, and a supporting frame is arranged at the top end of the lifting mechanism; the inner surface of the supporting frame is provided with a rail transfer mechanism and a linear guide rail, the rail transfer mechanism and the linear guide rail are fixedly connected with the bottom surface of a movable truss, and the movable truss and the supporting frame are arranged in parallel; a first steel rail and a second steel rail are fixed on the top surface of the movable truss, the first steel rail and the second steel rail are arranged in parallel and level, and a third steel rail is arranged on the bottom surface of the second steel rail in a parallel and staggered mode; the invention can change the track gauge between the second steel rail and the third steel rail and the track gauge between the first steel rail and the third steel rail, the track gauge of the bearing platform can be adjusted at will within a certain range, and the wheel set production requirements of a plurality of countries are met.
Description
Technical Field
The invention belongs to the technical field of production and maintenance of railway track traffic equipment, and particularly relates to a variable rail lifting device for a railway wheel set maintenance platform.
Background
The wheel pair is the part of the rolling stock contacting with the steel rail and is composed of a left wheel and a right wheel which are firmly pressed on the same axle; the wheel pair is used for ensuring the running and steering of the rolling stock on the steel rail, bearing all static and dynamic loads from the rolling stock, transmitting the static and dynamic loads to the steel rail and transmitting the loads generated by the irregularity of the line to each part of the rolling stock;
the wheel set needs to use a lifting device during processing, the lifting device is used for lifting the wheel set to be in butt joint with the elevated platform, and the device comprises a driving device, a guiding device, a bearing platform, a protective frame, a base, an electrical control device and the like;
the track gauge of the conventional bearing platform is fixed and unchanged, at most one platform can only process wheel sets with two sizes, however, as the railway construction of China continuously moves to the international, wheel sets required to be produced also meet the international market requirements, and because the track gauge standards of each country are different, the types of the track gauges are many;
wheel sets required to be machined by wheel set manufacturers are more and more in size, the fixed bearing platform cannot meet the increasing requirement for machining of multi-size wheel sets, the cost for configuring a plurality of fixed-size wheel sets is high, and machining is inconvenient.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a variable rail lifting device for a railway wheel set maintenance platform, and the specific technical scheme is as follows:
the variable rail lifting device for the railway wheel set maintenance platform comprises a base, wherein a lifting mechanism is arranged on the surface of the base, and a supporting frame is arranged at the top end of the lifting mechanism; the inner surface of the supporting frame is provided with a rail transfer mechanism and a linear guide rail, the rail transfer mechanism and the linear guide rail are fixedly connected with the bottom surface of the movable truss, the movable truss and the supporting frame are arranged in parallel, the rail transfer mechanism is used for driving the movable truss to move transversely, and the linear guide rail is used for restraining the movement position of the movable truss;
the top surface of removing the truss is fixed with first rail and second rail, first rail the second rail is parallel and level setting side by side, the parallel crisscross third rail that is equipped with in bottom surface of second rail, first rail, second rail and third rail are followed change rail mechanism direction of motion sets gradually, the third rail deviates from one side fixed connection of second rail braced frame, first rail, second rail and third rail are used for laying the track as the wheel pair.
Furthermore, the rail transfer mechanism comprises a second speed reducer, a second steering box and adjusting mechanisms, the second speed reducer is connected with the second steering box through a rotating shaft, two groups of adjusting mechanisms are vertically connected to two side surfaces of the second steering box, and each adjusting mechanism comprises a limiting bearing seat, a third steering box, a guide bearing seat, an adjusting seat and a screw rod; the second turns to the case and is connected to through the pivot the third turns to the case, the third turns to the case and connects perpendicularly the lead screw, the lead screw passes in proper order the direction bearing frame, adjust the seat, the end fixing embedding of lead screw in the inside of spacing bearing frame, direction bearing frame, third turn to case, second turn to case and second speed reducer all are fixed in braced frame's internal surface, the inner wall distribution of adjusting the seat has helicitic texture, it fixed connection to adjust the seat remove the truss.
Furthermore, one side of the first steel rail, which deviates from the second steel rail, is provided with a first placing groove plate, one side of the second steel rail, which is close to the first steel rail, is provided with a second placing groove plate, one side of the third steel rail, which deviates from the second steel rail, is provided with a third placing groove plate, and the bottom surfaces of the first placing groove plate, the second placing groove plate and the third placing groove plate are all the same in height.
Further, the lengths of the first rail, the second rail and the third rail are the same as the length of the support frame, the width of the second rail is the same as the width of the third rail, and the width of the second rail is larger than the width of the first rail.
Further, the distance between the second placing groove plate and the first placing groove plate is 435 mm.
Further, braced frame includes outer frame body, side reinforcing plate, middle reinforcing plate and fixing base, the outer frame body is the rectangle, the inside both sides department of outer frame body is equipped with the side reinforcing plate, the inside central line department of outer frame body is equipped with middle reinforcing plate, the fixed surface of side reinforcing plate connects linear guide rail, spacing bearing frame, guide bearing frame, third turn to the case, the fixed surface of middle reinforcing plate connects second turns to case and second speed reducer, the surperficial both sides of outer frame body all are equipped with perpendicularly the fixing base, fixing base fixed connection the third rail.
The invention has the beneficial effects that: the wheel set lifting device can drive the wheel set to transfer between different stations, so that the wheel set conveying efficiency is improved; the rail transfer mechanism can drive the first steel rail and the second steel rail to move synchronously, the distance between the second steel rail and the third steel rail is changed, the track gauge between the second steel rail and the third steel rail, the track gauge between the first steel rail and the third steel rail is changed, the track gauge of the bearing platform can be adjusted randomly between 1000mm and 1676mm, and the wheel set production requirements of a plurality of countries are met.
Drawings
Figure 1 shows a schematic diagram of the variable rail lifting device for a railway wheelset service platform of the present invention;
fig. 2 shows an overall cross-sectional structural schematic diagram of the wheelset lifting device of the invention;
FIG. 3 is a schematic structural diagram of the track transfer mechanism of the present invention;
FIG. 4 is a schematic cross-sectional view of the orbital transfer mechanism, support frame and load-bearing platform connection of the present invention;
FIG. 5 is a schematic view of the support frame, track transfer mechanism and moving truss attachment configuration of the present invention;
FIG. 6 is a schematic view of the lift mechanism of the present invention;
FIG. 7 is a structural schematic diagram illustrating a first mounting state of the load-bearing platform and wheel pair of the present invention;
FIG. 8 is a structural schematic view of the load-bearing platform and wheel set in a second installation state of the invention;
shown in the figure: 1. a base, 2, a lifting mechanism, 21, a first speed reducer, 22, a first steering box, 23, a worm wheel screw rod lifter, 3, a support frame, 31, an outer frame body, 32, a side reinforcing plate, 33, a middle reinforcing plate, 34, a fixed seat, 4, a bearing platform, 41, a first steel rail, 411, a first steel plate, 412, a first placing groove plate, 413, a first support seat, 42, a second steel rail, 421, a second steel plate, 422, the second placing groove plate, 423, a second supporting seat, 43, a third steel rail, 431, a third steel plate, 432, a third placing groove plate, 433, a third supporting seat, 5, a rail changing mechanism, 51, a second speed reducer, 52, a second steering box, 53, an adjusting mechanism, 531, a limiting bearing seat, 532, a third steering box, 533, a guide bearing seat, 534, an adjusting seat, 535, a screw rod, 6, a movable truss, 61, a mounting plate, 7 and a linear guide rail.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The variable-rail lifting device for the railway wheel set maintenance platform comprises a base 1, wherein a lifting mechanism 2 is arranged on the surface of the base 1, and a supporting frame 3 is arranged at the top end of the lifting mechanism 2; the lifting mechanism 2 is used for driving the supporting frame 3 to move up and down, so that the wheel set is lifted and transported;
the inner surface of the supporting frame 3 is provided with a rail transfer mechanism 5 and a linear guide rail 7, the rail transfer mechanism 5 and the linear guide rail 7 are both fixedly connected with the bottom surface of a movable truss 6, the movable truss 6 and the supporting frame 3 are arranged in parallel, the rail transfer mechanism 5 is used for driving the movable truss 6 to move transversely, and the linear guide rail 7 is used for restraining the movement position of the movable truss 6;
a first steel rail 41 and a second steel rail 42 are fixed on the top surface of the movable truss 6, and the movable truss 6 can drive the first steel rail 41 and the second steel rail 42 to synchronously move in a translation manner;
the first steel rail 41 and the second steel rail 42 are arranged in parallel and level, and the parallel and level arrangement is used for ensuring the support stability of the first steel rail 41 and the second steel rail 42;
the bottom surface of the second steel rail 42 is provided with the third steel rails 43 in a parallel and staggered manner, when the first steel rail 41 and the second steel rail 42 move synchronously in a parallel and staggered manner, the second steel rail 42 can translate on the top surface of the third steel rail 43, the width of the overlapped part is changed, and the distance between the third steel rail 43 and the second steel rail 42 can change along with the change, so that the requirement of wheel set processing with different track gauges is met, and the application range is wide;
the first steel rail 41, the second steel rail 42 and the third steel rail 43 are sequentially arranged along the moving direction of the rail transfer mechanism 5, one side of the third steel rail 43, which is far away from the second steel rail 42, is fixedly connected with the supporting frame 3, and the first steel rail 41, the second steel rail 42 and the third steel rail 43 are used as placing rails for wheel pairs.
As an improvement of the above technical solution, the rail transfer mechanism 5 includes a second speed reducer 51, a second steering box 52 and an adjusting mechanism 53, the second speed reducer 51 is connected to the second steering box 52 through a rotating shaft, two sets of the adjusting mechanisms 53 are vertically connected to two side surfaces of the second steering box 52, and the steering box is used for changing a rotating direction;
the adjusting mechanism 53 comprises a limiting bearing seat 531, a third steering box 532, a guide bearing seat 533, an adjusting seat 534 and a screw rod 535; the second steering box 52 is connected to the third steering box 532 through a rotating shaft, the third steering box 532 is vertically connected to the screw rod 535, the screw rod 535 sequentially passes through the guide bearing seat 533, the adjusting seat 534, the end of the screw rod 535 is fixedly embedded in the limiting bearing seat 531, the guide bearing seat 533, the third steering box 532, the second steering box 52 and the second speed reducer 51 are all fixed on the inner surface of the supporting frame 3, the inner wall of the adjusting seat 534 is distributed with a thread structure, and the adjusting seat 534 is fixedly connected to the movable truss 6;
the guide bearing seat 533 is used for restricting the rotation position of the screw rod 535 to avoid shaking, the limit bearing shaft seat 531 is used for restricting the position of the end part of the screw rod 535, so that the screw rod 535 cannot move and only can rotate during working, and the screw rod 535 can drive the adjusting seat 534 to move under the action of internal and external threads when rotating, and then the movable truss 6 is driven to move.
As an improvement of the above technical solution, a first placing groove plate 412 is arranged on a side of the first rail 41 departing from the second rail 42, a second placing groove plate 422 is arranged on a side of the second rail 42 close to the first rail 41, a third placing groove plate 432 is arranged on a side of the third rail 43 departing from the second rail 42, and heights of bottom surfaces of the first placing groove plate 412, the second placing groove plate 422 and the third placing groove plate 432 are all the same; the same height is used to ensure that the wheel pairs are in the same horizontal line when placed.
As a modification of the above technical solution, the lengths of the first rail 41, the second rail 42 and the third rail 43 are all the same as the length of the support frame 3, the width of the second rail 42 is the same as the width of the third rail 43, and the width of the second rail 42 is larger than the width of the first rail 41; the width of second rail 42, third rail 43 is great for can have great accommodation space between second rail 42, the third rail 43, accommodation range is wider.
As an improvement of the above technical solution, the distance between the second placing groove plate 422 and the first placing groove plate 412 is 435 mm; the 435mm distance is set to ensure that when the track distance between the second placing groove plate 422 and the third placing groove plate 432 is 1000mm, the track distance between the first placing groove plate 412 and the third placing groove plate 432 is 1435mm, so that the requirement of wheel pair processing of 1435mm and 1000mm can be met by one-step operation.
As an improvement of the above technical solution, the supporting frame 3 includes an outer frame 31, side reinforcing plates 32, a middle reinforcing plate 33 and a fixing seat 34, the outer frame 31 is rectangular, the side reinforcing plates 32 are disposed at two sides of the inside of the outer frame 31, the middle reinforcing plate 33 is disposed at a central line of the inside of the outer frame 31, the surface of the side reinforcing plate 32 is fixedly connected to the linear guide rail 7, the limit bearing seat 531, the guide bearing seat 533 and the third steering box 532, the surface of the middle reinforcing plate 33 is fixedly connected to the second steering box 52 and the second speed reducer 51, the fixing seat 34 is vertically disposed at two sides of the surface of the outer frame 31, and the fixing seat 34 is fixedly connected to the third steel rail 43;
the outer frame 31, the side reinforcing plates 32, and the middle reinforcing plate 33 can form a net-shaped frame structure, so that the supporting effect of the supporting frame 3 is better, and the strength is higher.
As shown in fig. 1, fig. 1 shows a schematic structural view of a variable rail lifting device for a railway wheelset service platform of the present invention;
the lifting device is integrally arranged in the foundation pit, and when the lifting device is in a non-working state, the lifting device falls into the pit, and the upper surface of the lifting device is flush with the ground of the plant; in a working state, the wheel set is lifted to the highest position by the lifting device, and the upper surface of the wheel set is flush with the surface of the elevated rail; the lifting device main body is formed by welding a high-quality carbon structure;
the surface of base 1 is equipped with elevating system 2, and elevating system 2's top is equipped with braced frame 3, and braced frame 3's top is equipped with load-bearing platform 4, and the wheel pair is installed on load-bearing platform 4, and load-bearing platform 4 includes first rail 41, second rail 42 and third rail 43.
As shown in fig. 2, fig. 2 is a schematic structural view of the whole cross section of the wheel set lifting device of the invention;
the lifting mechanism 2 is connected to four corners of the bottom surface of the outer frame 31, a plurality of groups of side reinforcing plates 32 are arranged inside the outer frame 31, fixing seats 34 are vertically arranged on the left side and the right side of the surface of the outer frame 31, and the fixing seats 34 on the left side are fixedly connected with a third steel rail 43.
As shown in fig. 3, fig. 3 is a schematic structural diagram of the track transfer mechanism of the present invention;
the whole rail transfer mechanism 5 is U-shaped, the second speed reducer 51 is connected with the second steering box 52 through a rotating shaft, the left side and the right side of the second steering box 52 are vertically connected with two groups of adjusting mechanisms 53 through the rotating shaft, the third steering box 532 drives the screw rod 535 to rotate, the screw rod 535 consists of a smooth part and a threaded part, one end of the smooth part is connected with the third steering box 532, the other end of the smooth part penetrates through the guide bearing seat 533, the thread of the threaded part penetrates through the adjusting seat 534, and the outer end part of the threaded part is rotatably embedded into the limiting bearing seat 531.
As shown in fig. 4, fig. 4 is a schematic structural diagram illustrating a connection section of the track-changing mechanism, the support frame and the carrying platform according to the present invention; FIG. 5 is a schematic view of the support frame, track transfer mechanism and moving truss attachment configuration of the present invention;
two side reinforcing plates 32 and a middle reinforcing plate 33 are arranged inside the outer frame body 31, the middle reinforcing plate 33 is positioned at the symmetrical line of the outer frame body 31, and the side reinforcing plates 32 are symmetrically arranged at two sides of the middle reinforcing plate 33; the surface of each middle reinforcing plate 33 is provided with a group of adjusting mechanisms 53 and a group of linear guide rails 7, and the linear guide rails 7 are positioned on the outer sides of the adjusting mechanisms 53;
the second speed reducer 51 and the second steering box 52 are both fixed to the surface of the intermediate reinforcing plate 33;
the movable truss 6 is a rectangular frame structure, the length of the movable truss 6 is the same as the width of the outer frame body 31, mounting plates 61 are arranged at two ends of the interior of the outer frame body 31, and an adjusting seat 534 of an adjusting mechanism 53 is fixed on the bottom surface of each mounting plate 61;
the bottom surface of the movable truss 6 is fixedly connected with a linear guide rail 7, the linear guide rail 7 consists of a sliding block and a sliding rail, the sliding block is fixedly connected with the movable truss 6, and the sliding rail is arranged on the side reinforcing plate 32.
As shown in fig. 6, fig. 6 is a schematic view showing the structure of the lifting mechanism of the present invention;
the lifting mechanism 2 comprises a first speed reducer 21, a first steering box 22 and a worm screw rod lifter 23, wherein the first speed reducer 21 is connected with a first-stage first steering box through a shaft and a coupler, two side surfaces of the first-stage first steering box are vertically connected to a second-stage first steering box through the shaft and the coupler, and the left side surface and the right side surface of each second-stage first steering box are connected with the worm screw rod lifter 23 through the shaft and the coupler; four worm wheel screw rod lifters 23 are provided, and three first steering boxes 22 are provided;
as shown in fig. 7, fig. 7 is a structural schematic diagram illustrating a first installation state of the load-bearing platform and the wheel pair according to the present invention;
the first steel rail 41 comprises a first steel plate 411, a first placing groove plate 412 and a first supporting seat 413, wherein the first steel plate 411 is of a plane structure, the right side edge of the first steel plate 411 is bent downwards to form an L-shaped structure, the right side of the L-shaped structure is connected with the first supporting seat 413, and the first placing groove plate 412 is formed between the L-shaped structure and the first supporting seat 413; the first supporting seat 413 is fixed on the surface of the movable truss;
the second steel rail 42 comprises a second steel plate 421, a second placing groove plate 422 and a second supporting seat 423, the second steel plate 421 is of a planar structure, the right side edge of the second steel plate 421 is bent downwards to form an L-shaped structure, the right side of the L-shaped structure is connected with the second supporting seat 423, and the second placing groove plate 422 is formed between the L-shaped structure and the second supporting seat 423; the right side surface of the second supporting seat 423 is fixedly connected with a first steel plate 411; the second supporting seat 423 is fixed on the surface of the movable truss;
the third steel rail 43 comprises a third steel plate 431, a third placing groove plate 432 and a third supporting seat 433, the third steel plate 431 is of a plane structure, the left side edge of the third steel plate 431 is bent downwards to form an L-shaped structure, the left side of the L-shaped structure is connected with the third supporting seat 433, the third placing groove plate 432 is formed between the L-shaped structure and the third supporting seat 433, and the third supporting seat 433 is arranged on the top surface of the fixed seat 34; the third steel plate 431 is arranged on the bottom surface of the second steel plate 421 in parallel, the third steel plate 431 and the second steel plate 421 are arranged in an overlapping mode, and the length of the overlapping portion can be adjusted according to the length requirement of the wheel set;
illustratively, when machining a 1000mm wheel set, one wheel of the wheel set may be placed in the third placement groove plate 432 and the other end placed in the second placement groove plate 422.
As shown in fig. 8, fig. 8 is a structural schematic diagram illustrating a second installation state of the load-bearing platform and the wheel set according to the present invention;
illustratively, when machining a 1435mm, 1676mm wheel set, one wheel of the wheel set may be placed within the third placement groove plate 432 and the other end within the first placement groove plate 412.
In the implementation of the invention, the distance between the second placing groove plate 422 and the third placing groove plate 432 is adjusted according to the length of the wheel pair, illustratively, the track distance needs to be adjusted to 1000mm, the adjusting process is controlled by an electrical control device (the electrical control device adopts two modes of a console and a remote controller, the console is arranged on a nearby wall surface, the remote controller adopts single-wire control, no signal interference exists among the remote controllers, the console is provided with a start button, a close button and an emergency stop button, the console buttons are moderate in size and reasonable in arrangement, and are provided with working indicator lamps, the whole set of control system has the functions of power failure and electric leakage protection), the electrical control device controls the second speed reducer 51 to move, so as to drive the screw rod 535 to rotate through a rotating shaft and a steering box, the screw rod 535 rotates in the guide bearing seat 533 and the limiting bearing seat 531, when the screw rod 535 rotates, under the matching action of internal threads and, the adjusting seat 534 drives the mounting plate 611 and the movable truss 6 to move, the movable truss 6 drives the sliding block on the bottom surface of the movable truss to move along the sliding rail, so that the overlapped part between the second steel plate 421 and the third steel plate 431 is slowly changed, and when the track gauge is adjusted to 1000mm, the second speed reduction motor 51 is turned off;
one wheel of the wheel pair is placed in the third placing groove plate 432, and the other end is placed in the second placing groove plate 422; after 3 sets of wheel pairs are placed completely, the lifting mechanism 2 is started, the first speed reducer 21 drives the four worm screw lifters 23 to move along through the steering box and the rotating shaft, the wheel pairs are lifted to the highest position by the lifting device to stop, and the upper surfaces of the wheel pairs are flush with the overhead rail surface.
The above embodiment exemplarily shows the installation process of two wheel sets, and the practical application is not limited to the above two, and can meet the machining requirements of wheel sets with 5 wheel tracks of 1435mm, 1067mm, 1000mm, 1676mm and 1520 mm.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. A variable rail elevating gear for railway wheel set overhauls platform, its characterized in that: the wheel set conveying device comprises a base (1), wherein a lifting mechanism (2) is arranged on the surface of the base (1), and the lifting mechanism (2) is used for driving a wheel set to be transferred and transported; a supporting frame (3) is arranged at the top end of the lifting mechanism (2); the inner surface of the supporting frame (3) is provided with a rail transfer mechanism (5) and a linear guide rail (7), the rail transfer mechanism (5) and the linear guide rail (7) are both fixedly connected with the bottom surface of the movable truss (6), the movable truss (6) and the supporting frame (3) are arranged in parallel, the rail transfer mechanism (5) is used for driving the movable truss (6) to move transversely, and the linear guide rail (7) is used for restraining the movement position of the movable truss (6);
the top surface of moving truss (6) is fixed with first rail (41) and second rail (42), first rail (41), second rail (42) parallel and level setting, the parallel crisscross third rail (43) that is equipped with in bottom surface of second rail (42), first rail (41), second rail (42) and third rail (43) are followed change rail mechanism (5) direction of motion sets gradually, third rail (43) deviate from one side fixed connection of second rail (42) braced frame (3), first rail (41), second rail (42) and third rail (43) are used for laying the track as the wheel pair.
2. The variable rail lift apparatus for a railroad wheelset service platform of claim 1 wherein: the track transfer mechanism (5) comprises a second speed reducer (51), a second steering box (52) and adjusting mechanisms (53), the second speed reducer (51) is connected with the second steering box (52) through a rotating shaft, two groups of adjusting mechanisms (53) are vertically connected to two side faces of the second steering box (52), and each adjusting mechanism (53) comprises a limiting bearing seat (531), a third steering box (532), a guide bearing seat (533), an adjusting seat (534) and a screw rod (535); the second turns to case (52) and is connected to through the pivot third turns to case (532), third turns to case (532) and connects perpendicularly lead screw (535), lead screw (535) pass in proper order guide bearing seat (533), adjust seat (534), the fixed embedding of tip of lead screw (535) in the inside of spacing bearing seat (531), guide bearing seat (533), third turn to case (532), second turn to case (52) and second speed reducer (51) all are fixed in the internal surface of braced frame (3), the inner wall of adjusting seat (534) distributes and has screw thread structure, it connects to adjust seat (534) fixed movement truss (6).
3. The variable rail lift apparatus for a railroad wheelset service platform of claim 2, wherein: one side that first rail (41) deviates from second rail (42) is equipped with first frid (412) of placing, second rail (42) are close to one side of first rail (41) is equipped with second and places frid (422), one side that third rail (43) deviate from second rail (42) is equipped with third and places frid (432), the bottom surface height homogeneous phase that frid (412), second placed frid (422) and third placed frid (432) are placed to first placing rail (41) is the same.
4. A variable-track lifting device for a railway wheelset service platform according to claim 3, wherein: the lengths of the first rail (41), the second rail (42) and the third rail (43) are the same as the length of the support frame (3), the width of the second rail (42) is the same as the width of the third rail (43), and the width of the second rail (42) is larger than the width of the first rail (41).
5. The variable rail lift apparatus for a railroad wheelset service platform of claim 4 wherein: the distance between the second placing groove plate (422) and the first placing groove plate (412) is 435 mm.
6. A variable-track lifting device for a railway wheelset service platform according to any one of claims 3 to 5 wherein: support frame (3) include outer frame body (31), side reinforcing plate (32), middle reinforcing plate (33) and fixing base (34), outer frame body (31) is the rectangle, the inside both sides department of outer frame body (31) is equipped with side reinforcing plate (32), the inside central line department of outer frame body (31) is equipped with middle reinforcing plate (33), the fixed surface of side reinforcing plate (32) is connected linear guide rail (7), spacing bearing frame (531), guide bearing frame (533), third turn to case (532), the fixed surface of middle reinforcing plate (33) is connected the second turns to case (52) and second speed reducer (51), the surface both sides of outer frame body (31) all are equipped with perpendicularly fixing base (34), fixing base (34) fixed connection third rail (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910987242.7A CN110666753A (en) | 2019-10-17 | 2019-10-17 | Variable rail lifting device for railway wheel set maintenance platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910987242.7A CN110666753A (en) | 2019-10-17 | 2019-10-17 | Variable rail lifting device for railway wheel set maintenance platform |
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| CN110666753A true CN110666753A (en) | 2020-01-10 |
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| CN201910987242.7A Pending CN110666753A (en) | 2019-10-17 | 2019-10-17 | Variable rail lifting device for railway wheel set maintenance platform |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111906731A (en) * | 2020-08-07 | 2020-11-10 | 淮阴师范学院 | Lifting fixing device for machining and using method thereof |
| CN117720034A (en) * | 2024-02-18 | 2024-03-19 | 成都正西机器人有限公司 | Round bar material lifting and feeding machine capable of achieving bidirectional discharging |
Citations (4)
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| EP0056497A1 (en) * | 1981-01-15 | 1982-07-28 | Les Fils D'auguste Scheuchzer S.A. | Frame wagon in a train for the subsoil stabilization of railway tracks |
| CN103680241A (en) * | 2013-12-19 | 2014-03-26 | 柳州铁道职业技术学院 | Lifting type railway-bridge motor-train-unit bottom practical training platform |
| CN208630620U (en) * | 2018-06-04 | 2019-03-22 | 安徽瑞铁轨道装备有限公司 | A kind of railway equipment production change rail mechanism being applicable in various gauges |
| CN210882138U (en) * | 2019-10-17 | 2020-06-30 | 安徽瑞铁轨道装备有限公司 | Variable rail lifting device for railway wheel set maintenance platform |
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| EP0056497A1 (en) * | 1981-01-15 | 1982-07-28 | Les Fils D'auguste Scheuchzer S.A. | Frame wagon in a train for the subsoil stabilization of railway tracks |
| CN103680241A (en) * | 2013-12-19 | 2014-03-26 | 柳州铁道职业技术学院 | Lifting type railway-bridge motor-train-unit bottom practical training platform |
| CN208630620U (en) * | 2018-06-04 | 2019-03-22 | 安徽瑞铁轨道装备有限公司 | A kind of railway equipment production change rail mechanism being applicable in various gauges |
| CN210882138U (en) * | 2019-10-17 | 2020-06-30 | 安徽瑞铁轨道装备有限公司 | Variable rail lifting device for railway wheel set maintenance platform |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111906731A (en) * | 2020-08-07 | 2020-11-10 | 淮阴师范学院 | Lifting fixing device for machining and using method thereof |
| CN117720034A (en) * | 2024-02-18 | 2024-03-19 | 成都正西机器人有限公司 | Round bar material lifting and feeding machine capable of achieving bidirectional discharging |
| CN117720034B (en) * | 2024-02-18 | 2024-05-10 | 成都正西机器人有限公司 | Round bar material lifting and feeding machine capable of achieving bidirectional discharging |
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Application publication date: 20200110 |