CN211075899U

CN211075899U - Rotary displacement table and system

Info

Publication number: CN211075899U
Application number: CN201921121631.3U
Authority: CN
Inventors: 张庆良; 王旭东; 罗飞; 杨维江; 刘阳
Original assignee: Chengdu Nanfang Electronic Instruments Co ltd
Current assignee: Chengdu Nanfang Electronic Instruments Co ltd
Priority date: 2019-07-17
Filing date: 2019-07-17
Publication date: 2020-07-24
Anticipated expiration: 2029-07-17

Abstract

The utility model relates to the technical field of rotary displacement and discloses a rotary displacement platform, which comprises a support piece, wherein the middle part of the support piece is provided with a dodging hole; a turntable bearing is supported on the supporting piece, a rotatable turntable is fixed on the turntable bearing, and a parallel first track is fixed above the turntable; the bottom of the supporting piece supports a rack; and a push-pull device is fixed below the supporting piece, the push-pull end of the push-pull device is hinged on the rotary disc, and the push-pull device can apply torque to the rotary disc. The rotary shifting platform is simple in structure, convenient and flexible to operate, stable in work, capable of changing the direction of a bogie borne by the rotary shifting platform, capable of changing different required directions and strong in applicability. The original complex hoisting steering operation is completely replaced, and the labor intensity of an operator is reduced. During the operation of the rotary displacement table (system), the smooth transportation can be effectively ensured, and the bogie can not deviate from the track due to strong vibration. Moreover, the rotary displacement table (system) works continuously, and the transportation efficiency is improved.

Description

Rotary displacement table and system

Technical Field

The utility model relates to a rotatory technical field that shifts especially relates to a rotatory platform and system that shifts.

Background

The bogie is used as a key part for bearing and walking of the train. Is an extremely important part in a train. In the process of assembling the train bogie, the bogie is transported to different stations for installation by running the wires on the steel rails on the ground. The existing transportation line is relatively backward and is transported on the steel rail by manually pushing a bogie. When the steering is needed, the steering is carried out by hoisting by a crane. Because the weight of the bogie is large, the labor intensity of workers pushing the bogie is large. Meanwhile, the hoisting process is very complicated when hoisting and steering are carried out, and the steel rail needs to be aligned when the bogie falls in hoisting, so that the alignment is troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a rotatory platform and system that shifts to the above-mentioned technical problem who turns to inconvenience in the bogie transportation among the solution prior art.

The utility model adopts the technical proposal that:

a rotary displacement table comprises a support piece, wherein the middle part of the support piece is provided with an avoidance hole; a turntable bearing is supported on the supporting piece, a rotatable turntable is fixed on the turntable bearing, and a parallel first track is fixed above the turntable; the bottom of the supporting piece supports a rack; and a push-pull device is fixed below the supporting piece, the push-pull end of the push-pull device is hinged on the rotary disc, and the push-pull device can apply torque to the rotary disc.

According to the utility model provides a rotatory platform that shifts, the fixed second track that is equipped with in first orbital both sides, first orbital extending direction is unanimous with the second track, and the second track is the transportation track.

According to the utility model provides a rotatory platform that shifts, on the axis of carousel bearing was located at the center of carousel, push-and-pull device's push-and-pull end articulated in the eccentric department of carousel.

According to the utility model provides a rotatory platform that shifts, push-and-pull device's stiff end articulates in backup pad bottom and/or frame.

According to the rotary shifting table provided by the utility model, a cover plate is fixed above the turntable, and the cover plate is matched with the shape of the turntable; the cover plate is provided with an avoiding groove for avoiding the first rail and/or the second rail, the first rail and/or the second rail are exposed out of the avoiding groove, and the avoiding groove divides the cover plate into a plurality of single bodies. A plurality of limiting assemblies are fixedly mounted on the cover plate and are fixed on one side of the cover plate corresponding to the first rail and/or the second rail. The limiting assembly comprises a push-pull piece, the telescopic direction of the push-pull piece is perpendicular to the length direction of the first track and/or the second track, a blocking body is fixedly connected with the telescopic end of the push-pull piece, and the blocking body is located above the first track and/or the second track when extending. The cover plate is fixedly provided with a limiting clamp corresponding to the stretching direction of the push-pull piece, the limiting clamp is provided with an avoiding groove, and the baffle body and/or the stretching end of the push-pull piece penetrate through the avoiding groove and freely stretch in the avoiding groove.

According to the rotary shifting table provided by the utility model, a reinforcing plate is fixedly supported above the turntable, the shape of the reinforcing plate is matched with that of the turntable, and the diameter of the reinforcing plate is larger than that of the turntable; a plurality of reinforcing pieces which are arranged at intervals are fixed between the reinforcing plate and the turntable, and the reinforcing pieces are parallel to the first rail.

According to the utility model provides a rotatory platform that shifts, the supporting has the reinforcement under first track and/or the second track.

According to the utility model provides a rotatory platform that shifts, the pedestal department fixedly connected with of frame adjusts the support.

The utility model discloses another kind of technical scheme do:

a rotary position changing table system comprises any one of the rotary position changing tables in the technical scheme, and the system comprises a mounting platform, wherein third tracks which are arranged in pairs and in parallel are fixedly arranged on the mounting platform, the third tracks are divided into multiple intersecting sections, pit bodies are arranged at the intersecting positions of the third tracks, the rotary position changing tables are fixedly arranged in the pit bodies, and the pit bodies are matched with the appearance of the rotary position changing tables; the third track is matched with the first track.

According to the utility model provides a rotatory platform system that shifts, the fixed fourth track that is equipped with in orbital both sides of third, the orbital extending direction of fourth and the unanimous fourth track of third track are the transportation track. The mounting platform is provided with a groove body corresponding to the third rail and/or the fourth rail, the extending direction of the groove body is consistent with that of the third rail and/or the fourth rail, the third rail and/or the fourth rail are fixedly mounted in the groove body, and the third rail and/or the fourth rail are exposed out of the groove body.

The utility model has the advantages that:

the rotary shifting platform is simple in structure, convenient and flexible to operate, stable in work, capable of changing the direction of a bogie borne by the rotary shifting platform, capable of changing different required directions and strong in applicability. The original complex hoisting steering operation is completely replaced, and the labor intensity of an operator is reduced. During the operation of the rotary displacement table (system), the smooth transportation can be effectively ensured, and the bogie can not deviate from the track due to strong vibration. And the rotary displacement table (system) works continuously, the transportation efficiency is improved, and the rotary displacement table can be arranged on a production line, so that the production line is convenient to organize, and the requirement of the production line for quickly conveying production is met.

In addition, the rotary position changing table (system) can be directly arranged on the ground and is flush with the ground, and the field space is saved.

Drawings

FIG. 1 is a schematic structural view (side view) of a preferred embodiment of the present invention;

FIG. 2 is a schematic view (perspective) of the structure of FIG. 1;

fig. 3 is a schematic structural diagram of the preferred embodiment of the present invention;

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

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

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

Example one

As shown in fig. 1 and 2, the utility model provides a rotary shifting table, which comprises a support member 4, wherein the middle part of the support member 4 is provided with an avoidance hole; a turntable bearing 1 is supported on the supporting piece 4, a rotatable turntable 5 is fixed on the turntable bearing 1, and a parallel first track 8 is fixed above the turntable 5; the bottom of the support 4 supports a frame 2; and a push-pull device is fixed below the support member 4, the push-pull end of the push-pull device is hinged on the rotary table 5, and the push-pull device can apply torque to the rotary table 5.

The rotary shifting table is used for changing the transportation direction of the bogie during transportation, can be transformed by matching with an old transportation line, and is low in transformation cost. The push-pull device pushes the turntable 5 to rotate around the central axis of the turntable bearing 1 through the hinge, so that the first track 8 on the rotary displacement table and the bogie borne by the first track rotate and displace.

There are roughly two cases regarding the arrangement of the turntable 5:

1. the center of the turntable 5 is arranged on the central axis of the turntable bearing 1, and the push-pull end of the push-pull device is hinged at the eccentric position of the turntable 5.

2. The center of the turntable 5 deviates from the central axis of the turntable bearing 1, and the push-pull end of the push-pull device is hinged at the center of the turntable 5.

The above-mentioned case is the first one because it is convenient to provide a pit body (pit) adapted to the rotary stage.

And second rails 9 are fixedly arranged on two sides of the first rail 8, the extending direction of the first rail 8 is consistent with that of the second rails 9, and the second rails 9 are transportation rails. The bogie transport vehicle moves back and forth on the transport track, and can push the bogie to move on the first track 8 according to a set direction.

The fixed end of the push-pull device is hinged on the bottom of the supporting plate and/or the frame 2.

The pushing and pulling device is a pneumatic cylinder, a hydraulic cylinder or an electric cylinder.

In the design, pneumatic cylinders are preferred. The total weight of the rotary position changing table, a bogie, a transport vehicle and the like is about 7 tons, the radius of a rotary bearing is 1300mm, the rolling friction factor is 0.005, the distance between the push-pull end of the pneumatic cylinder and the rotary center is 500mm, and the maximum rotating angular speed of the rotary position changing table is 6 rad/min. The moment of inertia of the rotary deflection table in a fully loaded state is estimated to be 3.26kg.m2 by a rectangular parallelepiped.

The rotation angle is calculated according to the pushing requirement of the pneumatic cylinder by 90 degrees, the minimum effective arm length when the pneumatic cylinder pushes is 354mm, and the stroke of the pneumatic cylinder is required to be more than or equal to 710 mm. The thrust of the pneumatic cylinder needs 1287N at minimum. The kinetic energy generated at the push-pull end of the pneumatic cylinder at the maximum angular velocity is 58.73J. Namely, the parameter requirements of the pneumatic cylinder are thrust: 1287N, stroke: > 710mm, push speed: 60 mm/s. Pneumatic cylinder type selection, the model: 100-800 parts of CA2B, 100mm of cylinder diameter, 800mm of stroke and 1500N of maximum thrust.

A cover plate 7 is fixed above the turntable 5, and the cover plate 7 is matched with the turntable 5 in shape; the cover plate 7 is provided with an avoidance groove for avoiding the first rail 8 and/or the second rail 9, the first rail 8 and/or the second rail 9 are exposed out of the avoidance groove, and the avoidance groove divides the cover plate 7 into a plurality of single bodies.

The apron 7 can guarantee that its lower part working space's environment is clean and tidy, avoids impurity to enter into the inside of rotatory platform that shifts, causes the influence to the smooth and easy transportation work of stabilizing of bogie, directly damages even the rotatory platform that shifts. In addition, the cover plate 7 can also improve the safety factor of workers walking on the track.

A plurality of limiting assemblies 10 are fixedly mounted on the cover plate 7, and the limiting assemblies 10 are fixed on one side of the cover plate corresponding to the first rail 8 and/or the second rail 9.

The limiting assembly 10 comprises a push-pull piece, the telescopic direction of the push-pull piece is perpendicular to the length direction of the first rail 8 and/or the second rail 9, a blocking body is fixedly connected with the telescopic end of the push-pull piece, and the blocking body is located above the first rail 8 and/or the second rail 9 when extending.

The cover plate 7 is fixed with a limiting clamp corresponding to the stretching direction of the push-pull piece, the limiting clamp is provided with an avoiding groove, and the baffle body and/or the stretching end of the push-pull piece penetrate through the avoiding groove and freely stretch in the avoiding groove.

The push-pull member may be a pneumatic cylinder, a hydraulic cylinder or an electric cylinder. Here, the same is provided as a pneumatic cylinder, model: MGP20-150, cylinder diameter 200mm, stroke 150 mm.

When the bogie is transported to the rotary position changing table, the blocking body is pushed out by the pneumatic cylinder, and the crosspiece is arranged below the wheels of the bogie to limit the wheels, so that the bogie is prevented from sliding and even being thrown out of the rotary position changing table when the rotary position changing table works. The four sets of the limiting assemblies 10 are preferably arranged and respectively correspond to the wheels of the bogie.

A reinforcing plate is fixedly supported above the turntable 5, the shape of the reinforcing plate is matched with that of the turntable 5, and the diameter of the reinforcing plate is larger than that of the turntable 5; a plurality of reinforcing pieces 6 which are arranged at intervals are fixed between the reinforcing plate and the turntable 5, and the reinforcing pieces 6 are parallel to the first track 8.

A reinforcement 6 is supported directly below the first rail 8 and/or the second rail 9.

The function of the reinforcing part 6 is to enhance the rigidity and the strength of the rotary deflection table and improve the bearing capacity of the rotary deflection table.

And the machine leg of the machine frame 2 is fixedly connected with an adjusting support.

The rotary displacement table is supported integrally through the frame 2, the adjusting support is a leveling support 3, the level and the height of the whole displacement table are adjusted through the leveling support 3, and the rotary displacement table is fixed.

In addition, a limit baffle can be arranged on the support piece 4 of the rotary displacement table, and the rotary table 5 is pushed to rotate under the pushing action of the pneumatic cylinder until the rotary table 5 rotates to push the limit baffle. When in a dead-jacking state, the track on the rotary displacement table is aligned with the track installed on the ground.

Example two

As shown in fig. 1-3, the present invention provides a rotary shifting table system, which comprises a rotary shifting table in the above embodiments, the system includes a mounting platform 14, a third rail 12 is fixed on the mounting platform 14, the third rail 12 is arranged in pairs and in parallel, the third rail 12 is divided into multiple intersecting sections, the intersecting section is provided with a pit body, the rotary shifting table is fixed in the pit body, and the pit body is adapted to the shape of the rotary shifting table; the third track 12 is adapted to the first track 8.

The multiple sections of the third rails 12 are vertically intersected.

According to the utility model provides a rotatory platform system that shifts, the fixed fourth track 11 that is equipped with in both sides of third track 12, the extending direction and the unanimous fourth track 11 of third track 12 of fourth track 11 are the transportation track.

The fourth track 11 is adapted to the second track 9.

According to the utility model provides a rotatory platform system that shifts, corresponding third track 12 and/or fourth track 11 has seted up cell body 13 on the mounting platform, and the extending direction of cell body 13 is unanimous with third track 12 and/or fourth track 11, and third track 12 and/or fourth track 11 fixed mounting are in cell body 13, and third track 12 and/or fourth track 11 expose from cell body 13.

The bogie is transported to the rotary position changing table from a certain section of third track 12 under the pushing of the transport trolley, and at the moment, the limiting component 10 locks the bogie. The rotary displacement table rotates, the direction of the bogie and the transport trolley is changed along with the rotary displacement table, when the first track 8 is in butt joint with the other section of the third track 12, the limiting component 10 is unlocked, and the transport trolley pushes the bogie to the third track 12.

The third track 12 is a train track, and can use old line steel rails, and only the steel rails at the pit body (pit) position are subjected to arc treatment so as to be conveniently butted with the first track 8 (which is also a train track) on the rotary displacement table. And carrying out civil engineering reconstruction construction on two side parts of the third track 12 for installing the transportation track for the transportation vehicle to walk. The transportation track is made of I-shaped steel sections.

Finally, it should be noted that: the above embodiments are only preferred embodiments of the present invention to illustrate the technical solution of the present invention, but not to limit the technical solution, and the patent scope of the present invention is not limited; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention; in addition, will the technical scheme of the utility model direct or indirect application is in other relevant technical field, all including on the same reason the utility model discloses an in the patent protection scope.

The names of the parts denoted by the reference numerals above are as follows:

the device comprises a turntable bearing 1, a frame 2, a leveling support 3, a support piece 4, a turntable 5, a reinforcing piece 6, a cover plate 7, a first rail 8, a second rail 9, a limiting component 10, a fourth rail 11, a third rail 12, a groove body 13 and a mounting platform 14.

Claims

1. A rotary displacement table is characterized by comprising a support piece, wherein the middle part of the support piece is provided with an avoidance hole; a turntable bearing is supported on the supporting piece, a rotatable turntable is fixed on the turntable bearing, and a parallel first track is fixed above the turntable; the bottom of the supporting piece supports a rack; and a push-pull device is fixed below the supporting piece, the push-pull end of the push-pull device is hinged on the rotary disc, and the push-pull device can apply torque to the rotary disc.

2. The rotary indexing table according to claim 1, wherein the first rail is fixedly provided with second rails on both sides thereof, the first rail extends in the same direction as the second rails, and the second rails are transportation rails.

3. The rotary indexing table according to claim 1, wherein the center of the turntable is located on the center axis of the turntable bearing, and the push-pull end of the push-pull device is hinged at the eccentric position of the turntable.

4. The rotary indexing table according to claim 3, wherein the fixed end of the push-pull device is hinged to the bottom of the support plate and/or the frame.

5. The rotary indexing table as claimed in claim 2, wherein a cover plate is fixed above the turntable, and the cover plate is matched with the shape of the turntable; the cover plate is provided with an avoidance groove for avoiding the first rail and/or the second rail, the first rail and/or the second rail are exposed out of the avoidance groove, and the avoidance groove divides the cover plate into a plurality of single bodies; the cover plate is fixedly provided with a plurality of limiting assemblies, and the limiting assemblies are fixed on one side of the cover plate corresponding to the first track and/or the second track; the limiting assembly comprises a push-pull piece, the telescopic direction of the push-pull piece is perpendicular to the length direction of the first track and/or the second track, a blocking body is fixedly connected with the telescopic end of the push-pull piece, and the blocking body is positioned above the first track and/or the second track when being stretched; the cover plate is fixedly provided with a limiting clamp corresponding to the stretching direction of the push-pull piece, the limiting clamp is provided with an avoiding groove, and the baffle body and/or the stretching end of the push-pull piece penetrate through the avoiding groove and freely stretch in the avoiding groove.

6. The rotary indexing table according to claim 1, wherein a reinforcing plate is fixedly supported above the turntable, the reinforcing plate is shaped to fit the turntable and has a diameter larger than that of the turntable; a plurality of reinforcing pieces which are arranged at intervals are fixed between the reinforcing plate and the turntable, and the reinforcing pieces are parallel to the first rail.

7. The rotary indexing table of claim 2, wherein a stiffener is supported directly below the first and/or second rails.

8. The rotary indexing table according to claim 1, wherein an adjusting support is fixedly connected to the machine leg of the frame.

9. The system comprising the rotary shifting table of any one of claims 1 to 8, characterized by comprising a mounting platform, wherein the mounting platform is fixedly provided with third rails which are arranged in pairs and in parallel, the third rails are divided into a plurality of intersecting sections, the intersecting parts of the third rails are provided with pit bodies, the rotary shifting table is fixed in the pit bodies, and the pit bodies are matched with the shape of the rotary shifting table; the third track is matched with the first track.

10. The system of rotary indexing table according to claim 9, wherein the third track is fixedly provided with fourth tracks on both sides, and the fourth tracks are transportation tracks, and the extension direction of the fourth tracks is consistent with that of the third tracks; the mounting platform is provided with a groove body corresponding to the third rail and/or the fourth rail, the extending direction of the groove body is consistent with that of the third rail and/or the fourth rail, the third rail and/or the fourth rail are fixedly mounted in the groove body, and the third rail and/or the fourth rail are exposed out of the groove body.