CN111608035A - Medium-low speed magnetic levitation track panel assembling platform - Google Patents
Medium-low speed magnetic levitation track panel assembling platform Download PDFInfo
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- CN111608035A CN111608035A CN202010440164.1A CN202010440164A CN111608035A CN 111608035 A CN111608035 A CN 111608035A CN 202010440164 A CN202010440164 A CN 202010440164A CN 111608035 A CN111608035 A CN 111608035A
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- 238000005339 levitation Methods 0.000 title claims abstract description 27
- 230000000712 assembly Effects 0.000 claims abstract description 11
- 238000000429 assembly Methods 0.000 claims abstract description 11
- 239000000725 suspension Substances 0.000 claims abstract description 10
- 238000003825 pressing Methods 0.000 claims description 60
- 239000000178 monomer Substances 0.000 claims description 9
- 230000005389 magnetism Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 description 34
- 239000010959 steel Substances 0.000 description 34
- 241001669679 Eleotris Species 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B25/00—Tracks for special kinds of railways
- E01B25/30—Tracks for magnetic suspension or levitation vehicles
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
- E01B29/16—Transporting, laying, removing, or replacing rails; Moving rails placed on sleepers in the track
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Control Of Vehicles With Linear Motors And Vehicles That Are Magnetically Levitated (AREA)
Abstract
The invention relates to a medium-low speed magnetic levitation track panel assembling platform which comprises an installation base and two longitudinal beam assemblies, wherein a plurality of linear positioning devices, a plurality of linear adjusting devices and a longitudinal positioning device are arranged on the installation base; the linear positioning device can vertically position the magnetic suspension track panel; the linear adjusting device can transversely position the magnetic suspension track panel; the longitudinal positioning device can longitudinally position the magnetic suspension track panel. The linear positioning device, the linear adjusting device and the longitudinal positioning device can accurately complete the positioning and the linear guarantee of the F-shaped track panel in the vertical direction, the longitudinal direction and the transverse direction. Meanwhile, the platform has the characteristics of high rigidity, large adjusting force, high automation degree and strong adaptability. The construction steps are simplified, the labor cost is reduced, and the production efficiency is improved. The adjustment and assembly of various linear track panels are accurately and quickly realized.
Description
Technical Field
The invention relates to the technical field of magnetic levitation track panel assembly, in particular to a medium-low speed magnetic levitation track panel assembly platform.
Background
With the advance of urban modernization, infrastructure traffic facilities are also continuously updated, and medium and low speed magnetic levitation as a novel traffic system has the characteristics of low noise, low radiation, low vibration and high safety, and is popularized and used by more and more cities. The F track panel is a basic functional unit for forming a medium-low speed magnetic suspension line, and is used for bearing the gravity load of the vehicle and the guiding force and the traction force of the vehicle. The quality of track panel assembly directly influences the stability and comfort of train operation. The track panel can be divided into a straight line section, a gentle curve section, a round curve section and the like according to the trend of a line, and the track gauge, the length, the number of sleepers and the track sleeper gauge of the track panel are different due to the requirement of line planning. In the assembly process of the F-shaped track panel, the precision requirement of the assembly size of each part and the line type (namely, the curve radian) of the whole track panel meet the field installation size requirement are ensured according to the parameter requirements of the length, the line type, the track gauge and the like of the track panel. In the actual engineering, because the assembly workload of the track panel is large, the types of curves are various, and the actual manufacturing line type and the design line type of the F-shaped steel possibly have deviation, the line type of the F-shaped steel needs to be accurately controlled and the deviation part needs to be adjusted in the assembling process, and the assembling size and the assembling precision of the F-shaped track panel are ensured to meet the line requirements.
In the prior art, there are two rail panel assembling methods, one is manual lofting assembly, and the other is assembly platform assembly.
The manual lofting and scribing assembly is performed by workers on site, then F-shaped steel is assembled with a sleeper after being temporarily fixed according to a lofting curve, if deviation occurs in the F-shaped rail panel assembly, adjustment can be performed only through hammer hammering or a jack horizontal jacking method, and the manual lofting and scribing assembly is complicated in work, low in efficiency and poor in effect.
The existing track panel assembly platform adopts a bolt or a lead screw structure for positioning and adjusting. Important parameters such as gauge, track panel linetype and the like are adjusted in place by manual site, a manual clamping device clamps the rail, the assembly size needs to be repeatedly measured and checked in the assembly process, tools such as a caliper rule and a feeler gauge are manually used for detection after assembly is completed, and the defects of low automation degree, high labor intensity, high requirement on the skill of workers, unstable assembly quality, low assembly efficiency and the like exist.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a medium-low speed magnetic levitation track panel assembling platform which can conveniently and quickly complete the assembly of any linear track panel component.
The technical scheme of the invention is as follows:
the medium-low speed magnetic levitation track panel assembling platform comprises an installation base and two longitudinal beam assemblies, wherein the installation base is provided with a plurality of linear positioning devices, a plurality of linear adjusting devices and a longitudinal positioning device; the linear positioning device can vertically position the magnetic suspension track panel; the linear adjusting device can transversely position the magnetic suspension track panel; the longitudinal positioning device can longitudinally position the magnetic suspension track panel;
two longitudinal beam assemblies connect the linear positioning device with the linear adjusting device.
The medium and low speed magnetic levitation track panel assembling platform, wherein: the mounting base comprises two base longitudinal beams, and a plurality of base cross beams are welded between the two base longitudinal beams;
the lower surface of the base longitudinal beam is provided with an anchor bolt, and an adjusting wedge is arranged on the anchor bolt.
The medium and low speed magnetic levitation track panel assembling platform, wherein: the linear positioning device comprises a linear positioning frame, positioning parts are symmetrically arranged on the left side and the right side of the linear positioning frame, and each positioning part comprises a screw rod structure and a vertical pressing structure;
the linear positioning frame comprises a first cross beam, the lower ends of the left side and the right side of the first cross beam are respectively and vertically connected with first supporting legs, and the lower ends of the first supporting legs are connected to the mounting base;
the upper surfaces of the left side and the right side of the first cross beam are respectively provided with a first platform mounting plate, a first sliding seat mounting plate is fixedly connected onto the first platform mounting plate, and a first adjusting pad is arranged between the first sliding seat mounting plate and the first platform mounting plate; the first sliding seat mounting plate is fixedly connected with a first sliding pressing plate, and the first sliding pressing plate is connected with a first sliding seat in a sliding manner;
the screw rod structure comprises a servo motor, the servo motor is connected with a screw rod, and the screw rod is connected with the first sliding seat; the servo motor drives the screw rod to rotate, so that the first sliding seat slides left and right on the first sliding pressing plate;
the vertical pressing structure comprises a vertical pressing base and a pressing plate, the vertical pressing base is fixed on the first sliding seat, and the left upper side of the vertical pressing base is hinged with a first oil cylinder; the left lower end of the pressing plate is hinged with the right upper side of the vertical pressing base, the left upper end of the pressing plate is hinged with a telescopic rod of the first oil cylinder, and the right lower side of the pressing plate is fixedly connected with a pressing block; the telescopic rod of the first oil cylinder retracts to drive the press plate to lift, and the telescopic rod of the first oil cylinder extends to drive the press plate to fall;
the vertical pressing base is provided with a first positioning block on the right end face, the right end face of the first positioning block is a first positioning face, and the first positioning face is an arc-shaped face.
The medium and low speed magnetic levitation track panel assembling platform, wherein: the upper surfaces of the left end and the right end of the first cross beam are respectively provided with a lead screw mounting seat, the lead screw mounting seats are provided with bearing seats, the left sides of the bearing seats are fixedly connected with bearing pressing plates, the bearing pressing plates are fixedly connected with the servo motors, bearings are arranged in the bearing seats and connected with the lead screws, and rotating shafts of the servo motors are connected with the lead screws through spline sleeves.
The medium and low speed magnetic levitation track panel assembling platform, wherein: the linear adjusting device comprises a linear adjusting frame, and adjusting parts are respectively arranged on the left side and the right side of the linear adjusting frame;
the linear adjusting frame comprises a second cross beam, the lower ends of the left side and the right side of the second cross beam are respectively and vertically connected with second supporting legs, and the lower ends of the second supporting legs are connected to the mounting base;
an oil cylinder mounting seat is arranged in the center of the upper surface of the second cross beam, second platform mounting plates are respectively arranged on the upper surfaces of the left side and the right side of the second cross beam, a second sliding seat mounting plate is fixedly connected onto the second platform mounting plates, a second adjusting pad is arranged between the second sliding seat mounting plates and the second platform mounting plates, and second sliding pressing plates are connected onto the second sliding seat mounting plates;
the left side and the right side of the oil cylinder mounting seat are respectively connected with a second oil cylinder, and the end part of each second oil cylinder is connected with one adjusting part;
the adjusting part comprises a sliding structure and a limiting structure, the sliding structure comprises a second sliding seat, the second sliding seat is connected to the second sliding pressing plate in a sliding mode, the end portion of a second oil cylinder is connected with the second sliding seat, and the second oil cylinder can drive the second sliding seat to slide left and right on the second sliding pressing plate;
the limiting structure comprises a movable limiting seat and a fixed limiting seat, the movable limiting seat and the fixed limiting seat are respectively arranged on the left side and the right side of the upper surface of the second sliding seat, the movable limiting seat is detachably connected with the second sliding seat, and the fixed limiting seat is fixedly connected with the second sliding seat;
a second positioning block is arranged on the front end face of the movable limiting seat, a third positioning block is arranged on the rear end face of the fixed limiting seat, and the second positioning block and the third positioning block are arranged oppositely;
the front end face of the second positioning block is a second positioning face, the rear end face of the third positioning block is a third positioning face, and the second positioning face and the third positioning face are both arc-shaped faces.
The medium and low speed magnetic levitation track panel assembling platform, wherein: the second sliding seat comprises an upper cover plate and a lower base plate, the upper cover plate is fixedly connected with the lower base plate through two side vertical plates, an oil cylinder mounting plate is arranged between the two side vertical plates, and the end part of the second oil cylinder is connected with the oil cylinder mounting plate through a pin shaft.
The medium and low speed magnetic levitation track panel assembling platform, wherein: the first cross beam and the second cross beam are connected by the two longitudinal beam assemblies.
The medium and low speed magnetic levitation track panel assembling platform, wherein: the longitudinal positioning device comprises a framework, the framework comprises a third cross beam, the lower ends of the left side and the right side of the third cross beam are respectively and vertically connected with third supporting legs, and each third supporting leg is fixed on one longitudinal beam assembly;
the left side and the right side of the third cross beam are symmetrically provided with longitudinal positioning parts, and the longitudinal positioning parts comprise oil cylinder structures, pull rod structures and pin shaft positioning structures;
the oil cylinder structure comprises a first positioning plate, a supporting plate and a third oil cylinder, the supporting plate is fixed on a third cross beam, the upper part of the bottom surface of the first positioning plate is connected with the lower part of the top surface of the supporting plate, the lower part of the first positioning plate is transversely and vertically connected with an oil cylinder body mounting seat, and the right side of the oil cylinder body mounting seat is hinged with a cylinder body of the third oil cylinder;
the pull rod structure comprises a pull rod mounting plate and a pull rod, the pull rod mounting plate is mounted on the third cross beam on one side of the supporting plate, and a pull rod pin shaft is arranged at the upper part of the pull rod mounting plate;
the pull rod comprises an oil cylinder piston rod mounting seat, the left side of the oil cylinder piston rod mounting seat is fixedly connected with a first connecting plate, the right side of the oil cylinder piston rod mounting seat is fixedly connected with a second connecting plate, a through hole is formed in the left side of the first connecting plate, and the right lower end of the first connecting plate extends downwards to form a second positioning plate; a transverse first long round hole is formed in the right side of the second connecting plate and sleeved on the pull rod pin shaft; a piston rod of the third oil cylinder is hinged with the oil cylinder piston rod mounting seat;
the pin shaft positioning structure comprises a spring seat, the spring seat is buckled above the through hole, a positioning pin shaft is arranged in the spring seat, a spring is connected between the top end of the positioning pin shaft and the inner top of the spring seat, and the positioning pin shaft can move up and down in the spring seat;
the locating pin shaft comprises a first pin shaft rod, the first pin shaft rod can be inserted into the through hole, the lower portion of the first pin shaft rod is an inverted circular truncated part, the bottom of the first pin shaft rod is connected with a second pin shaft rod, and the diameter of the second pin shaft rod is smaller than the minimum diameter of the inverted circular truncated part.
The medium and low speed magnetic levitation track panel assembling platform, wherein: the oil cylinder piston rod mounting seats comprise oil cylinder piston rod mounting seat monomers which are symmetrically arranged from top to bottom, a longitudinal second long strip hole is formed in each of the two oil cylinder piston rod mounting seat monomers, the two second long strip holes are symmetrically arranged, a slot is formed between the two oil cylinder piston rod mounting seat monomers, a piston rod of the third oil cylinder extends into the slot, and penetrates through the second long strip hole and the piston rod of the third oil cylinder through a pin shaft, and the piston rod of the third oil cylinder is connected to the oil cylinder piston rod mounting seats.
The medium and low speed magnetic levitation track panel assembling platform, wherein: the included angle between the first positioning surface and the horizontal plane and the included angle between the second positioning surface and the horizontal plane are both 83 degrees.
Has the advantages that:
the linear positioning device is used for vertically positioning the F-shaped steel, the PLC control system is used for controlling the servo motor to drive the first sliding seat to move, the F-shaped steel placed on the linear positioning device is accurately positioned through the first positioning block, the first positioning surface of the first positioning block ensures that the contact surface of the first positioning block and the linear F-shaped steel or the curve F-shaped steel is in line contact, the contact area is large, the F-shaped steel is prevented from being damaged by the first positioning block, in addition, the first positioning block is high in rigidity, and the positioning deviation caused by the deformation of the rigidity difference of the positioning points in the adjusting process is prevented;
the pressing structure is driven by the oil cylinder, the first oil cylinder drives the pressing plate to act, vertical pressing of the F-shaped steel is completed, and the first oil cylinder can be automatically controlled through the PLC control electromagnetic valve.
The linear adjusting device carries out transverse positioning on the F-shaped steel, the linear adjusting device drives the second sliding seat to move left and right through the second oil cylinder, and the second sliding seat is provided with a fixed limiting seat and a movable limiting seat. F shaped steel is placed at the seat upper surface that slides, presss from both sides between fixed spacing seat and the spacing seat of activity, realizes the adjustment to F shaped steel line type through the flexible realization of solenoid valve control second hydro-cylinder. The second oil cylinder is provided with a displacement sensor, and the PLC accurately controls the telescopic quantity of the oil cylinder according to a displacement signal, so that accurate adjustment is realized, and the final adjustment quantity is guaranteed to be a required theoretical adjustment quantity. The adjustment and assembly of various linear track panels are accurately, quickly and automatically realized. The construction steps are simplified, the labor cost is reduced, and the production efficiency is improved;
similarly, the positioning surfaces of the two positioning blocks ensure that the contact surfaces of the positioning blocks and the linear F-shaped steel or the curve F-shaped steel are in line contact, the contact area is large, the F-shaped steel is prevented from being damaged by the positioning blocks, the rigidity of the positioning blocks is large, and positioning deviation caused by poor rigidity deformation of the positioning points in the adjusting process is prevented.
Longitudinal positioning device can carry out longitudinal positioning to F shaped steel, through the shrink pulling pull rod of third hydro-cylinder, make the second locating plate of first connecting plate and the locating surface laminating of first locating plate, and then adjustment F shaped steel position to the axis of realizing middle sleeper coincides with the middle axis of section of track theory, accomplishes longitudinal positioning, longitudinal positioning device simple structure, the simple operation compares in artifical labour saving and time saving, raises the efficiency, and has greatly improved the precision of location.
The positioning pin shaft is positioned from the upper surface of the F-shaped steel guide rail and the middle sleeper mounting hole, and the installation of the sleepers and bolts is not influenced.
The longitudinal positioning device is suitable for longitudinal positioning of track panels with different lengths, and the longitudinal positioning and the linear adjustment are not affected mutually.
The platform can conveniently and quickly complete the assembly of any linear track panel component, has the characteristics of strong adjusting capability, wide application range, convenient operation, high automation degree, high assembly efficiency and high assembly precision, meets the assembly requirements of F track panels with different linear and gauge parameters, simplifies the construction steps, reduces the labor cost, improves the production efficiency and ensures the assembly precision.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the mounting base.
Fig. 3 is a partially enlarged view of the mounting base.
Fig. 4 is a schematic view of a linear positioning device.
Fig. 5 is a schematic view of a lead screw structure.
Fig. 6 is a schematic view of a vertical compression configuration.
Fig. 7 is a schematic view of a linear adjustment device.
Fig. 8 is a schematic view of the movable limiting seat.
Fig. 9 is a schematic view of a fixed limiting seat.
Fig. 10 is a front view of the second saddle structure.
Fig. 11 is a side view of the second saddle structure.
Fig. 12 is a schematic view of a longitudinal positioning device.
FIG. 13 is a schematic view of the frame and positioning portion.
Fig. 14 is a schematic view of a pull rod structure.
Fig. 15 is a schematic view of a pin positioning structure.
Fig. 16 is a schematic structural view of an F-shaped steel.
Fig. 17 is a schematic view of a gauge positioning apparatus.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and all other embodiments obtained by others skilled in the art without making creative efforts belong to the scope of the present invention.
Referring to fig. 1 to 17, a medium-low speed magnetic levitation track panel assembly platform includes a mounting base 1 and two longitudinal beam assemblies 2, wherein the mounting base is provided with a plurality of linear positioning devices 3, a plurality of linear adjusting devices 4 and a longitudinal positioning device 5.
The linear positioning means enable the vertical positioning of the F-track panel 6.
The linear adjustment means enable the transverse positioning of the F-track panel 6.
The longitudinal positioning means are able to longitudinally position the F-track panel 6.
Two longitudinal beam assemblies connect the linear positioning device with the linear adjusting device.
As shown in fig. 2 and 3, the mounting base includes two base longitudinal beams 7, and a plurality of base cross beams 8 are welded between the two base longitudinal beams.
The lower surface of the base longitudinal beam is provided with an anchor bolt 9, and an adjusting wedge 10 is arranged on the anchor bolt.
The foundation bolts 9 are pre-embedded on the ground in advance, and the flatness of the upper mounting surface of the mounting base can meet the specified requirement by adjusting the height of the wedge 10.
As shown in fig. 4 to 6, the linear positioning device 3 includes a linear positioning frame 11 on which positioning portions including a screw structure 12 and a vertical pressing structure 13 are symmetrically provided on both left and right sides thereof.
The linear positioning frame comprises a first cross beam 14, the lower ends of the left side and the right side of the first cross beam are respectively and vertically connected with a first supporting leg 15, and the lower end of the first supporting leg 15 is connected to the mounting base.
Specifically, the lower end of the first leg is connected to the base longitudinal beam 7.
The upper surfaces of the left side and the right side of the first cross beam 14 are respectively provided with a first platform mounting plate 16, a first sliding seat mounting plate 17 is fixedly connected onto the first platform mounting plate, and a first adjusting pad 18 is arranged between the first sliding seat mounting plate and the first platform mounting plate.
The first sliding seat mounting plate is fixedly connected with a first sliding pressing plate 19, and the first sliding pressing plate is slidably connected with a first sliding seat 20.
The first adjusting pad is used for adjusting the height of the first sliding seat.
The screw structure includes servo motor 21, and servo motor is connected with lead screw 22, and the lead screw is connected with first seat 20 that slides.
The servo motor drives the screw rod to rotate, and then the first sliding seat slides left and right on the first sliding pressing plate.
The vertical pressing structure comprises a vertical pressing base 23 and a pressing plate 24, the vertical pressing base is fixed on the first sliding seat 20, and the left upper side of the vertical pressing base is hinged with a first oil cylinder 25.
The left lower extreme of clamp plate is articulated with the upper right side of the pressure base that hangs down, and the upper left end of clamp plate is articulated with the telescopic link of first hydro-cylinder, and the right downside fixedly connected with briquetting 26 of clamp plate.
The telescopic rod of the first oil cylinder retracts to drive the press plate to lift, and the telescopic rod of the first oil cylinder extends to drive the press plate to fall.
A first positioning block 27 is arranged on the right end face of the vertical pressing base, the right end face of the first positioning block is a first positioning face 28, and the first positioning face is an arc-shaped face. The included angle between the first positioning surface and the horizontal plane is 83 degrees.
The upper surfaces of the left end and the right end of the first cross beam are respectively provided with a lead screw mounting seat 29, the lead screw mounting seats are provided with bearing seats 30, the left sides of the bearing seats are fixedly connected with bearing pressing plates 31, the bearing pressing plates are fixedly connected with a servo motor, bearings are arranged in the bearing seats and are connected with lead screws, and a rotating shaft of the servo motor is connected with the lead screws through spline sleeves.
And a locking mechanism 33 is arranged on the lead screw and used for assisting in locking the lead screw.
The lead screw is connected with a lead screw nut 34, and the first sliding seat is installed on the lead screw nut.
During the use, two F shaped steel 32 of F section of track 6 are placed respectively at two first seat upper surfaces that slide, can adjust first seat upper surface height that slides through first adjusting pad to guarantee the plane degree of whole section of track. The servo motor is controlled by the PLC, and the servo motor drives the screw device to drive the first sliding seat to move left and right by inputting the parameter value of the curve track panel, so that the first positioning block on the compression structure reaches a theoretical positioning point, and at the moment, the brake of the servo motor is locked, and the first positioning block is locked and fixed. The first oil cylinder drives the pressing plate to compress and release the F-shaped steel through the telescopic rod, and the electromagnetic valves are controlled in a unified mode through a PLC program. And finally, the automatic linear vertical positioning of the F-shaped track panel and the automatic pressing of the F-shaped steel are realized.
As shown in fig. 7 to 11, the linear adjusting device includes a linear adjusting frame, and adjusting portions are respectively provided at left and right sides of the linear adjusting frame.
The linear adjusting frame comprises a second cross beam 35, the lower ends of the left side and the right side of the second cross beam are respectively and vertically connected with second supporting legs 36, and the lower ends of the second supporting legs are connected to the mounting base.
Specifically, the lower end of the second leg is connected to the base longitudinal beam 7.
An oil cylinder mounting seat 37 is arranged in the center of the upper surface of the second cross beam, second platform mounting plates 38 are respectively arranged on the upper surfaces of the left side and the right side of the second cross beam, a second sliding seat mounting plate 39 is fixedly connected onto the second platform mounting plates, a second adjusting pad 40 is arranged between the second sliding seat mounting plates and the second platform mounting plates, and a second sliding pressing plate 41 is connected onto the second sliding seat mounting plates.
The second adjusting pad is used for adjusting the height.
The left and right sides of the cylinder mounting base are connected with second cylinders 42, respectively, and the end of each second cylinder is connected with an adjusting part.
The adjusting part comprises a sliding structure and a limiting structure, the sliding structure comprises a second sliding seat 43, the second sliding seat is connected to the second sliding pressing plate in a sliding mode, the end portion of the second oil cylinder is connected with the second sliding seat, and the second oil cylinder can drive the second sliding seat to slide left and right on the second sliding pressing plate.
The limiting structure comprises a movable limiting seat 44 and a fixed limiting seat 45, wherein the movable limiting seat and the fixed limiting seat are respectively arranged on the left side and the right side of the upper surface of the second sliding seat.
The movable limiting seat is detachably connected with the second sliding seat, and the fixed limiting seat is fixedly connected with the second sliding seat.
A second positioning block 46 is arranged on the front end face of the movable limiting seat, a third positioning block 47 is arranged on the rear end face of the fixed limiting seat, and the second positioning block and the third positioning block are arranged oppositely.
The front end face of the second positioning block is a second positioning face, the rear end face of the third positioning block is a third positioning face, and the second positioning face and the third positioning face are both arc-shaped faces.
The included angle between the second positioning surface and the horizontal plane is 83 degrees.
Specifically, the second sliding seat comprises an upper cover plate 48 and a lower base plate 49, the upper cover plate and the lower base plate are fixedly connected through two side vertical plates 50, an oil cylinder mounting plate 51 is arranged between the two side vertical plates, and the end part of the second oil cylinder is connected with the oil cylinder mounting plate through a pin shaft.
During the use, two F shaped steel 32 of F section of track 6 are placed respectively and are slided the seat 43 upper surface at two seconds, can slide the seat upper surface height through the second adjustment pad to the second and adjust to guarantee the plane degree of whole section of track, F shaped steel is fixed with the spacing seat of activity by fixed spacing seat. The PLC controls the electromagnetic valve to drive the second oil cylinder to stretch out and draw back, drives the second sliding seat to move left and right, and achieves adjustment of the F-shaped steel wire type, so that the F-shaped steel is transversely positioned. The oil cylinder is provided with a displacement sensor, and the sensor signal is accessed into a control system to realize accurate control of the adjustment quantity.
Two longitudinal beam assemblies 2 connect the first cross beam with the second cross beam. The sleeper 52 is placed on the longitudinal beam assembly 2.
As shown in fig. 12 to 16, the longitudinal positioning device includes a frame including a third cross member 53, to the lower ends of the left and right sides of which third legs 54 are vertically connected, respectively, and each of the third legs is fixed to one of the side member assemblies 2.
The left side and the right side of the third cross beam are symmetrically provided with longitudinal positioning parts, and the longitudinal positioning parts comprise oil cylinder structures, pull rod structures and pin shaft positioning structures.
The oil cylinder structure comprises a first positioning plate 55, a supporting plate 56 and a third oil cylinder 57, the supporting plate is fixed on a third cross beam, the upper part of the bottom surface of the first positioning plate is connected with the lower part of the top surface of the supporting plate, the lower part of the first positioning plate is transversely and vertically connected with an oil cylinder body mounting seat 58, and the right side of the oil cylinder body mounting seat is hinged with the body of the third oil cylinder.
The third crossbeam stretches out from the lower part of first locating plate, and the top end face of first locating plate is the fourth locating surface.
The pull rod structure comprises a pull rod mounting plate 59 and a pull rod 60, the pull rod mounting plate is mounted on the third cross beam on one side of the supporting plate, and a pull rod pin shaft 61 is arranged on the upper portion of the pull rod mounting plate.
The pull rod comprises an oil cylinder piston rod mounting seat 62, a first connecting plate 63 is fixedly connected to the left side of the oil cylinder piston rod mounting seat, a second connecting plate 64 is fixedly connected to the right side of the oil cylinder piston rod mounting seat, a through hole 65 is formed in the left side of the first connecting plate, and the lower right end of the first connecting plate extends downwards to form a second positioning plate 66.
The lower end surface of the second positioning plate is a fifth positioning surface.
The right side of the second connecting plate is provided with a transverse first long round hole 67 which is sleeved on the pull rod pin shaft.
And a piston rod of the third oil cylinder is hinged with the oil cylinder piston rod mounting seat.
Specifically, the cylinder piston rod installation bases comprise cylinder piston rod installation base monomers which are arranged in an up-down symmetrical mode, a longitudinal second long-strip-shaped hole 68 is formed in each of the two cylinder piston rod installation base monomers, the two second long-strip-shaped holes are symmetrically arranged, a slot is formed between the two cylinder piston rod installation base monomers, a piston rod of the third cylinder extends into the slot, and penetrates through the second long-strip-shaped hole and the piston rod of the third cylinder through a pin shaft, and the piston rod of the third cylinder is connected to the cylinder piston rod installation base.
The pin shaft positioning structure comprises a spring seat 69, the spring seat is buckled above the through hole, a positioning pin shaft is arranged in the spring seat, a spring 70 is connected between the top end of the positioning pin shaft and the inner top of the spring seat, and the positioning pin shaft can move up and down in the spring seat.
The positioning pin shaft comprises a first pin shaft rod 71, the first pin shaft rod can be inserted into the through hole, the lower portion of the first pin shaft rod is an inverted circular truncated portion, the bottom of the first pin shaft rod is connected with a second pin shaft rod 72, and the diameter of the second pin shaft rod is smaller than the minimum diameter of the inverted circular truncated portion.
The first long round hole and the second long round hole are arranged to be long round holes so as to be convenient for positioning and reserving an adjusting gap between the positioning pin shaft and the bolt hole 73 of the F-shaped steel, the pull rod is pulled by contraction of the third oil cylinder, the fifth positioning surface of the second positioning plate is attached to the fourth positioning surface of the first positioning plate, the position of the F-shaped steel is adjusted through the pin shaft positioning structure, the axis of the middle sleeper is overlapped with the theoretical middle axis of the F-shaped rail row, and longitudinal positioning is finally achieved.
When using, the diameter of first round pin axle rod is bigger than the diameter of bolt hole 73, the minimum diameter ratio bolt hole 73's of radius bench portion diameter is little, first round pin axle rod passes the through-hole like this and stretches into inside the bolt hole 73 of F shape steel, the edge at the bolt hole 73 of F shape steel of radius bench portion department card, the bolt hole edge extrusion positioning pin axle of F shape steel, positioning pin axle receives ascending extrusion force, the spring is compressed, positioning pin axle is downwards approximately equal to round pin axle location structure and pull rod dead weight sum to the pressure of the bolt hole of F shape steel, make positioning pin axle just in time fix a position in the bolt hole of F shape steel.
When the positioning device is used, the positioning pin shafts on two sides of the framework are respectively positioned in the corresponding bolt holes of the F-shaped steel by properly adjusting the reserved gaps of the first long round hole and the second long round hole, the third oil cylinder is started, the pull rod is pulled by the contraction of the third oil cylinder, the fifth positioning surface of the second positioning plate is attached to the fourth positioning surface of the first positioning plate, the axis of the middle sleeper is overlapped with the theoretical middle axis of the track panel, and the longitudinal positioning is realized.
The positioning and line type guarantee of the F track panel in the vertical direction, the longitudinal direction and the transverse direction can be accurately finished through the operation. Meanwhile, the platform has the characteristics of high rigidity, large adjusting force, high automation degree and strong adaptability. The construction steps are simplified, the labor cost is reduced, and the production efficiency is improved. The adjustment and assembly of various linear track panels are accurately and quickly realized.
Further, as shown in fig. 17, gauge positioning devices are further provided at both ends of the F track panel, and each gauge positioning device includes a fourth cross member 74, positioning stages 75 are provided on both left and right sides of the fourth cross member, and positioning convex strips 76 are provided on the positioning stages. The end part of the F track panel 5 is provided with a positioning groove, a positioning raised line of the positioning table is inserted into the positioning groove, the F track panel is fixed with the positioning table by using a bolt, the end part positioning of the F track panel can be completed, and the size of the track gauge at the end part of the F track panel can be effectively ensured within a required precision range by the track gauge positioning device.
The above-mentioned embodiments are merely preferred embodiments of the present invention, which should not be construed as limiting the scope of the invention, and therefore all equivalent variations made by the following claims should be included in the scope of the invention.
Claims (10)
1. The utility model provides a well low-speed magnetism floats section of track equipment platform which characterized in that: the device comprises a mounting base and two longitudinal beam assemblies, wherein the mounting base is provided with a plurality of linear positioning devices, a plurality of linear adjusting devices and a longitudinal positioning device; the linear positioning device can vertically position the magnetic suspension track panel; the linear adjusting device can transversely position the magnetic suspension track panel; the longitudinal positioning device can longitudinally position the magnetic suspension track panel;
two longitudinal beam assemblies connect the linear positioning device with the linear adjusting device.
2. The medium-low speed magnetic levitation track panel assembling platform as claimed in claim 1, wherein: the mounting base comprises two base longitudinal beams, and a plurality of base cross beams are welded between the two base longitudinal beams;
the lower surface of the base longitudinal beam is provided with an anchor bolt, and an adjusting wedge is arranged on the anchor bolt.
3. The medium-low speed magnetic levitation track panel assembling platform as claimed in claim 1, wherein: the linear positioning device comprises a linear positioning frame, positioning parts are symmetrically arranged on the left side and the right side of the linear positioning frame, and each positioning part comprises a screw rod structure and a vertical pressing structure;
the linear positioning frame comprises a first cross beam, the lower ends of the left side and the right side of the first cross beam are respectively and vertically connected with first supporting legs, and the lower ends of the first supporting legs are connected to the mounting base;
the upper surfaces of the left side and the right side of the first cross beam are respectively provided with a first platform mounting plate, a first sliding seat mounting plate is fixedly connected onto the first platform mounting plate, and a first adjusting pad is arranged between the first sliding seat mounting plate and the first platform mounting plate; the first sliding seat mounting plate is fixedly connected with a first sliding pressing plate, and the first sliding pressing plate is connected with a first sliding seat in a sliding manner;
the screw rod structure comprises a servo motor, the servo motor is connected with a screw rod, and the screw rod is connected with the first sliding seat; the servo motor drives the screw rod to rotate, so that the first sliding seat slides left and right on the first sliding pressing plate;
the vertical pressing structure comprises a vertical pressing base and a pressing plate, the vertical pressing base is fixed on the first sliding seat, and the left upper side of the vertical pressing base is hinged with a first oil cylinder; the left lower end of the pressing plate is hinged with the right upper side of the vertical pressing base, the left upper end of the pressing plate is hinged with a telescopic rod of the first oil cylinder, and the right lower side of the pressing plate is fixedly connected with a pressing block; the telescopic rod of the first oil cylinder retracts to drive the press plate to lift, and the telescopic rod of the first oil cylinder extends to drive the press plate to fall;
the vertical pressing base is provided with a first positioning block on the right end face, the right end face of the first positioning block is a first positioning face, and the first positioning face is an arc-shaped face.
4. The medium-low speed magnetic levitation track panel assembling platform as claimed in claim 3, wherein: the upper surfaces of the left end and the right end of the first cross beam are respectively provided with a lead screw mounting seat, the lead screw mounting seats are provided with bearing seats, the left sides of the bearing seats are fixedly connected with bearing pressing plates, the bearing pressing plates are fixedly connected with the servo motors, bearings are arranged in the bearing seats and connected with the lead screws, and rotating shafts of the servo motors are connected with the lead screws through spline sleeves.
5. The medium-low speed magnetic levitation track panel assembling platform as claimed in claim 3, wherein: the linear adjusting device comprises a linear adjusting frame, and adjusting parts are respectively arranged on the left side and the right side of the linear adjusting frame;
the linear adjusting frame comprises a second cross beam, the lower ends of the left side and the right side of the second cross beam are respectively and vertically connected with second supporting legs, and the lower ends of the second supporting legs are connected to the mounting base;
an oil cylinder mounting seat is arranged in the center of the upper surface of the second cross beam, second platform mounting plates are respectively arranged on the upper surfaces of the left side and the right side of the second cross beam, a second sliding seat mounting plate is fixedly connected onto the second platform mounting plates, a second adjusting pad is arranged between the second sliding seat mounting plates and the second platform mounting plates, and second sliding pressing plates are connected onto the second sliding seat mounting plates;
the left side and the right side of the oil cylinder mounting seat are respectively connected with a second oil cylinder, and the end part of each second oil cylinder is connected with one adjusting part;
the adjusting part comprises a sliding structure and a limiting structure, the sliding structure comprises a second sliding seat, the second sliding seat is connected to the second sliding pressing plate in a sliding mode, the end portion of a second oil cylinder is connected with the second sliding seat, and the second oil cylinder can drive the second sliding seat to slide left and right on the second sliding pressing plate;
the limiting structure comprises a movable limiting seat and a fixed limiting seat, the movable limiting seat and the fixed limiting seat are respectively arranged on the left side and the right side of the upper surface of the second sliding seat, the movable limiting seat is detachably connected with the second sliding seat, and the fixed limiting seat is fixedly connected with the second sliding seat;
a second positioning block is arranged on the front end face of the movable limiting seat, a third positioning block is arranged on the rear end face of the fixed limiting seat, and the second positioning block and the third positioning block are arranged oppositely;
the front end face of the second positioning block is a second positioning face, the rear end face of the third positioning block is a third positioning face, and the second positioning face and the third positioning face are both arc-shaped faces.
6. The medium-low speed magnetic levitation track panel assembling platform as claimed in claim 5, wherein: the second sliding seat comprises an upper cover plate and a lower base plate, the upper cover plate is fixedly connected with the lower base plate through two side vertical plates, an oil cylinder mounting plate is arranged between the two side vertical plates, and the end part of the second oil cylinder is connected with the oil cylinder mounting plate through a pin shaft.
7. The medium-low speed magnetic levitation track panel assembling platform as claimed in claim 5, wherein: the first cross beam and the second cross beam are connected by the two longitudinal beam assemblies.
8. The medium-low speed magnetic levitation track panel assembling platform as claimed in claim 7, wherein: the longitudinal positioning device comprises a framework, the framework comprises a third cross beam, the lower ends of the left side and the right side of the third cross beam are respectively and vertically connected with third supporting legs, and each third supporting leg is fixed on one longitudinal beam assembly;
the left side and the right side of the third cross beam are symmetrically provided with longitudinal positioning parts, and the longitudinal positioning parts comprise oil cylinder structures, pull rod structures and pin shaft positioning structures;
the oil cylinder structure comprises a first positioning plate, a supporting plate and a third oil cylinder, the supporting plate is fixed on a third cross beam, the upper part of the bottom surface of the first positioning plate is connected with the lower part of the top surface of the supporting plate, the lower part of the first positioning plate is transversely and vertically connected with an oil cylinder body mounting seat, and the right side of the oil cylinder body mounting seat is hinged with a cylinder body of the third oil cylinder;
the pull rod structure comprises a pull rod mounting plate and a pull rod, the pull rod mounting plate is mounted on the third cross beam on one side of the supporting plate, and a pull rod pin shaft is arranged at the upper part of the pull rod mounting plate;
the pull rod comprises an oil cylinder piston rod mounting seat, the left side of the oil cylinder piston rod mounting seat is fixedly connected with a first connecting plate, the right side of the oil cylinder piston rod mounting seat is fixedly connected with a second connecting plate, a through hole is formed in the left side of the first connecting plate, and the right lower end of the first connecting plate extends downwards to form a second positioning plate; a transverse first long round hole is formed in the right side of the second connecting plate and sleeved on the pull rod pin shaft; a piston rod of the third oil cylinder is hinged with the oil cylinder piston rod mounting seat;
the pin shaft positioning structure comprises a spring seat, the spring seat is buckled above the through hole, a positioning pin shaft is arranged in the spring seat, a spring is connected between the top end of the positioning pin shaft and the inner top of the spring seat, and the positioning pin shaft can move up and down in the spring seat;
the locating pin shaft comprises a first pin shaft rod, the first pin shaft rod can be inserted into the through hole, the lower portion of the first pin shaft rod is an inverted circular truncated part, the bottom of the first pin shaft rod is connected with a second pin shaft rod, and the diameter of the second pin shaft rod is smaller than the minimum diameter of the inverted circular truncated part.
9. The medium-low speed magnetic levitation track panel assembling platform as claimed in claim 8, wherein: the oil cylinder piston rod mounting seats comprise oil cylinder piston rod mounting seat monomers which are symmetrically arranged from top to bottom, a longitudinal second long strip hole is formed in each of the two oil cylinder piston rod mounting seat monomers, the two second long strip holes are symmetrically arranged, a slot is formed between the two oil cylinder piston rod mounting seat monomers, a piston rod of the third oil cylinder extends into the slot, and penetrates through the second long strip hole and the piston rod of the third oil cylinder through a pin shaft, and the piston rod of the third oil cylinder is connected to the oil cylinder piston rod mounting seats.
10. The medium-low speed magnetic levitation track panel assembling platform as claimed in claim 5, wherein: the included angle between the first positioning surface and the horizontal plane and the included angle between the second positioning surface and the horizontal plane are both 83 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010440164.1A CN111608035A (en) | 2020-05-22 | 2020-05-22 | Medium-low speed magnetic levitation track panel assembling platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010440164.1A CN111608035A (en) | 2020-05-22 | 2020-05-22 | Medium-low speed magnetic levitation track panel assembling platform |
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| CN111608035A true CN111608035A (en) | 2020-09-01 |
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| CN202010440164.1A Pending CN111608035A (en) | 2020-05-22 | 2020-05-22 | Medium-low speed magnetic levitation track panel assembling platform |
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| CN114606816A (en) * | 2022-04-08 | 2022-06-10 | 中铁一局集团有限公司 | But whole automatic intelligent regulation's frock is used in magnetic levitation section of track adjustment |
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