CN107901938B - The pillow pulling buffering apparatus of full aluminium rail vehicle - Google Patents
The pillow pulling buffering apparatus of full aluminium rail vehicle Download PDFInfo
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- CN107901938B CN107901938B CN201711120298.XA CN201711120298A CN107901938B CN 107901938 B CN107901938 B CN 107901938B CN 201711120298 A CN201711120298 A CN 201711120298A CN 107901938 B CN107901938 B CN 107901938B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F1/00—Underframes
- B61F1/08—Details
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Abstract
The pillow pulling buffering apparatus of full aluminium rail vehicle belongs to railcar pillow pulling buffering apparatus field comprising sleeper beam, draw beam, hitch mounting base and two pilot beams.The draw beam lower cover plate and pilot beam lower cover plate of pillow pulling buffering apparatus of the present invention are all made of the good 5083 type aluminium sheet material of EN AW of the low lightweight of density, buckling performance, hitch mounting base uses the aluminium sheet of the EN AW 6005A of high yield stress, remaining straight panel structure is all made of the 6082 type aluminium sheet material of EN AW of high yield stress, to make the whole selection of this pillow pulling buffering apparatus meet strength criterion and the processing performance of its welding manufacture is made to reach best；Whole lightening holes also can be employed as fabrication hole when welding inner cavity operation simultaneously, to improve the accessibility and welding quality of inner cavity weld seam.
Description
Technical field
The invention belongs to railcar pillow pulling buffering apparatus fields, and in particular to a kind of pillow pulling of full aluminium rail vehicle is slow
Device.
Background technique
Railcar has the characteristics that safety and comfort, quick environmental protection, capacity is big and energy consumption is few, has become city public affairs
The important component of traffic altogether.But the speed per hour of train improves, and also increases accordingly to the intensity requirement of body construction, old
The body constructions such as carbon steel, stainless steel, although meeting the index request of body construction intensity, car body weight index is by material
Restriction, be unable to satisfy lightweight requirements, thereby result in that power energy consumption is big, the high problem of operating cost.To ensure that structure is strong
Degree further cuts down car body weight under the premise of meeting safety standard, reduce energy consumption and operation cost, the Department of Science and Technology propose research and development
The requirement of next-generation lightweight Type B subway train project, therefore design and research and develop full aluminium Type B aluminum alloy bodywork.
The bearings such as the bogie of rail vehicle, chassis pillow pulling be slow are used to traction power being transferred to vehicle body bottom frame, because
This such bearing has the problems such as structural strength demand is high, and stress distribution is complicated, production is difficult, parameter and standard disunity.
However, on the other hand, the gauge for being limited by subway vehicle is narrow, vehicle body frame is small, device layout spaces compact etc.
The influence of problems, the important power load-carrying construction such as the bogie of railcar, chassis pillow pulling be slow can not with high-speed rail or
Motor-car corresponding construction is roomy, thick and heavy like that, and the factors such as railcar bend is more, start and stop frequency height make it still need protecting
Under the premise of hindering higher body construction intensity, the power conservation requirement light-weight, low energy consumption is taken into account.
Since next-generation full aluminium Type B lightweight subway train belongs to the completely new vehicle in theory design, pillow pulling is slow to wait knot
Therefore, how to full aluminium existing carbon steel, stainless steel car body homogeneous structure standard can not be used for reference and be referred to the technological parameter of structure,
The power load-carrying construction of iron car type carries out aluminium type selecting, the determination of aluminium wall thickness and the rational design of stress structure and has become urgently
Public relations technological difficulties.
On the other hand, in track vehicle manufacture field, usually by the direction definition of the advance of car body be chassis x-axis just
Direction, and be the direction y of chassis by the direction definition of sleeper arrangement, vertical direction is defined as z-axis direction.
Summary of the invention
In order to solve the pillow pulling of existing carbon steel, stainless steel car body delay isostructural technological parameter be not used to use for reference and instruct
The pillow pulling of full aluminium Type B next generation lightweight subway train in theory design is slow, causes the all-aluminium construction pillow pulling of the new model slow
There is no the technical issues of unified standards of nuclear structures parameter such as corresponding aluminium type selecting and appearance and size feature, the present invention provides
A kind of pillow pulling buffering apparatus of full aluminium rail vehicle.
The technical solution adopted for solving the technical problem of the present invention is as follows:
The pillow pulling buffering apparatus of full aluminium rail vehicle comprising sleeper beam, draw beam, hitch mounting base and two pilot beams,
The rear end of sleeper beam is connected by the welding of the front end of draw beam and hitch mounting base, and pilot beam is symmetrically connected in hitch installation base rear end
The two sides in face；The sleeper beam includes two sleeper beam needle beams, sleeper beam upper cover plate, sleeper beam lower cover plate, six reinforcement vertical plates and two
Torsion bar mounting base, two sleeper beam needle beams are arranged in parallel along car body y-axis direction, form sleeper beam frame, the thickness of sleeper beam upper cover plate
Value be 10 millimeters, sleeper beam lower cover plate thickness value be 15 millimeters, reinforcement vertical plate with a thickness of 18 millimeters, six reinforcement vertical plates are connected in
Between sleeper beam upper and lower lids, sleeper beam upper cover plate and sleeper beam lower cover plate are connected with the welding of the upper and lower end face of sleeper beam frame respectively, shape
At sleeper beam matrix, sleeper beam matrix along y-axis to length be 2730 millimeters, along x-axis to width value be 640 millimeters, along z-axis side
To thickness value be 105 millimeters；The both ends of the sleeper beam needle beam on rear side of sleeper beam matrix are respectively fixedly connected in two torsion bar mounting bases, turn round
Axis hole direction in bar mounting base is parallel with the y-axis direction of car body.
The draw beam include be sequentially connected with and integrally formed draw beam upper cover plate, draw beam lower cover plate, two traction
Beam stringer unit and draw beam stiffening plate；Two draw beam stringer units are symmetrically arranged in the two sides of sleeper beam matrix long side central axes
And it vertical with corresponding sleeper beam needle beam is connected；The upper plane of draw beam stringer unit and the lower end surface of draw beam upper cover plate are welded
It is connected；The lower plane of draw beam stringer unit matches to merge to weld with the upper surface of draw beam lower cover plate with the shape to be connected.
The draw beam lower cover plate sequentially include sleeper beam connection thickening plate and integrally formed draw beam lower cover plate front end-plate,
First arc plate, inclined-plane connecting plate, the second arc plate and draw beam lower cover plate end plate；Sleeper beam connection thickening plate length be
896 millimeters, thickness value is 20 millimeters, and front end is connected with the sidewall weld of corresponding sleeper beam needle beam, before draw beam lower cover plate
End plate is parallel with draw beam lower cover plate end plate, and the two outer end interplanar distance is 543 millimeters；The length of draw beam lower cover plate front end-plate
Degree is 450 millimeters, and thickness value is 15 millimeters, and front end connect thickening plate connection with sleeper beam, and the lower end surface of the two is coplanar, and its
The boundary position of the two is equipped with long lightening hole along the x-axis direction；The thickness value of first arc plate is 15 millimeters, and width is 504 millis
Rice, radius are 500 millimeters, and central angle is 57 degree, with draw beam welding with reinforcement plate after connected with a thickness of 20 millimeters；Draw beam
The thickness value of lower cover plate end plate is 15 millimeters；The boundary position of first arc plate and inclined-plane connecting plate is equipped with along the x-axis direction
Long lightening hole；The radius of second arc plate is 90 millimeters, and central angle is 59 degree；The length of inclined-plane connecting plate is 186 millimeters, with
The angle of xy horizontal plane is 58 degree；The length of draw beam lower cover plate end plate is 315 millimeters, and middle part offers along the y-axis direction
Plate weld through slot；The outer contour of the draw beam upper cover plate is the projection of draw beam lower cover plate in vertical direction, is led
Draw and also offers lightening hole on the middle line of beam upper cover plate；First arc plate, inclined-plane connecting plate and the second arc plate three are along x-axis
Horizontal span on direction is 1222 millimeters.
The hitch mounting base include integrally formed hitch docking riser, two stringer units docking risers, two it is perpendicular
Plate stiffener plate, hitch docking riser are parallel to yz axis right-angle plane, with a thickness of 32 millimeters, left and right ends respectively with
One corresponding stringer unit docking riser side wall connection, three collectively form an isosceles trapezoidal structure, two stringer lists
Angle between member docking riser is 44 degree；The front end vertical edge that stringer unit docks riser is equipped with plate welding in draw beam stringer
Slot, the rear end vertical edge that stringer unit docks riser are equipped with pilot beam vertical plate welding groove, open in the middle part of stringer unit docking riser
Equipped with lightening hole；The upper surface that stringer unit docks riser is plane, the upper surface of the front end of lower end surface and the second arc plate
Profile-followed to be connected with merging welding, the rear portion of lower end surface and the welding of draw beam lower cover plate are connected；Two riser stiffener plate difference
It is connected with the inboard, upright end face of the front end face of hitch docking riser and a corresponding stringer unit docking riser；Hitch docking
The lower end surface of riser and two riser stiffener plates is connected with the welding of draw beam lower cover plate；Hitch docks in the lower end of riser
Section be equipped with hitch dock riser plate, hitch dock riser plate pass through plate welding through slot and with draw beam lower cover plate end plate
Welding is connected.
Each draw beam stringer unit includes the long arc plate of stringer and right for being parallel to xz axis right-angle plane arrangement
Claim to be arranged in two short arc plates of stringer of its two sides, the long arc plate of stringer and two its threes of the short arc plate of stringer along x-axis to
Front be the parallel bar shaped gusset in upper and lower end face, and the short arc plate of stringer of the bar shaped gusset front end of the long arc plate of stringer two
Bar shaped gusset front end it is 352 millimeters long；The bar shaped gusset front end of the long arc plate of stringer and the sleeper beam of the rear side of sleeper beam matrix are small
Beam vertical welding；The long arc plate of stringer and the short arc plate three of two stringers along x-axis to rear portion lower end surface be arc surface,
The arc surface of its three matches to merge to weld with the upper surface of the first arc plate and inclined-plane connecting plate with the shape to be connected；Stringer is oval
Pair not with draw beam upper cover plate and draw beam lower cover plate is divided equally in the upper and lower end face of arc plate and short its three of arc plate of two stringers
End face welding is answered to be connected；The welding of plate welding groove is connected in the rear end vertical edge and draw beam stringer of the long arc plate of stringer.
The pilot beam includes pilot beam vertical plate, pilot beam upper cover plate and pilot beam lower cover plate, and pilot beam lower cover plate is circle
Cambered surface, the contour line of arc surface with not including sleeper beam connect thickening plate including and integrally formed draw beam lower cover plate remaining
The cross-sectional outling wire shaped for the structure that plate is collectively formed just as；The upper surface of pilot beam vertical plate is plane, with buffering
The middle wire bonding of beam upper cover plate is connected, and the lower end surface of pilot beam vertical plate matches to merge to weld with pilot beam lower cover plate with the shape to be connected；Two
A pilot beam vertical plate is placed vertically, and the two is in 44 degree of angles, and the front end of each pilot beam vertical plate is corresponding with one slow
The welding of beam vertical plate welding groove is rushed to be connected；The front end of pilot beam upper cover plate is connected with the welding of the rear end of draw beam upper cover plate；Buffering
The front end of beam lower cover plate is connected with the welding of the rear end of draw beam lower cover plate.
The distance that sleeper beam matrix short side middle line is arrived in the end of the pilot beam along the x-axis direction is 3035 millimeters, two bufferings
The maximum distal spacing of beam vertical plate is 1576 millimeters.
The draw beam lower cover plate and pilot beam lower cover plate are all made of 5083 type aluminium sheet of ENAW, and hitch mounting base uses
ENAW 6005A type aluminium sheet, remaining straight panel structure are all made of 6082 type aluminium sheet of ENAW.
The beneficial effects of the present invention are: the draw beam lower cover plate and pilot beam lower cover plate of the pillow pulling buffering apparatus are all made of density
The good 5083 type aluminium sheet material of ENAW of low lightweight, buckling performance, hitch mounting base use the ENAW 6005A of high yield stress
Aluminium sheet, remaining straight panel structure is all made of the 6082 type aluminium sheet material of ENAW of high yield stress, to make this pillow pulling buffering apparatus
Whole selection meets strength criterion and the processing performance of its welding manufacture is made to reach best.Whole lightening holes also can be employed as simultaneously
Fabrication hole when welding inner cavity operation, to improve the accessibility and welding quality of inner cavity weld seam.
The first arc plate, inclined-plane connecting plate and the structure size system of the second arc plate three of the pillow pulling buffering apparatus pass through
The stress distribution of simulation model calculates and the PRELIMINARY RESULTS that obtains, and the static strength after actual production manufactures stretches, distortion
It is tested etc. continuous high-intensity performance, so that the optimal value after further modifying and optimize, the parameters in series make with this structure
Draw beam lower cover plate, draw beam stringer unit and pilot beam vertical plate and pilot beam lower cover plate based on parameter are realized optimal
Design, and pillow pulling buffering apparatus of the invention is made to be able to weight under the premise of ensuring structural strength, rigidity, mode, fatigue behaviour
Amount minimizes, maximum intensity, and stress distribution is reasonable.
The pillow pulling buffering apparatus for the full aluminium rail vehicle completed through light-weight design of the present invention, sleeper beam upper cover plate, pillow
Beam lower cover plate, draw beam lower cover plate front end-plate, the first arc plate, draw beam stiffening plate, draw beam lower cover plate end plate, sleeper beam connect
It connects thickening plate and pilot beam lower cover plate and individually implements different component selection and plate according to different stress distributions respectively
The setting of part wall thickness, to realize light-weight design while optimizing structure, the design is so that this pillow pulling buffering apparatus integrally weighs
Amount is only 345kg, is the 37% of the similar old construction weight of its subway steel moald-cavity, and the pillow pulling buffering apparatus passes through completely
Comprehensive test of EN12663 " railway applications-rail truck car body structural requirement " standard, test of static strength, car body strength,
The performances such as rigidity, mode are all satisfied requirement.
Pillow pulling buffering apparatus of the invention can be directly used for full aluminium Type B next generation's subway train in theory design, and to be somebody's turn to do
The all-aluminium construction pillow pulling of new model is slow to provide the unified mark of the nuclear structures parameters such as corresponding aluminium type selecting and appearance and size feature
Standard, thus, the efficiency of car body design is improved, reduces design risk, and then realize the flat of aluminium alloy underframe end portion structure for it
Platform, standardization, modularization provide reference frame.In addition, pillow pulling buffering apparatus of the invention can also be promoted and applied to subsequent same
Eka-aluminum alloy vehicle, and help to be promoted the technical level of subsequent project.
Detailed description of the invention
Fig. 1 is the perspective view of the pillow pulling buffering apparatus of full aluminium rail vehicle of the invention；
Fig. 2 is the explosive view of Fig. 1；
Fig. 3 is the perspective view of draw beam lower cover plate of the present invention；
Fig. 4 is the side view of draw beam lower cover plate of the present invention；
Fig. 5 is the perspective view of hitch mounting base of the present invention；
The perspective view of the draw beam stringer unit of the present invention of Fig. 6；
Fig. 7 is the perspective view of pilot beam of the present invention；
Fig. 8 is the top view of the pillow pulling buffering apparatus of full aluminium rail vehicle of the invention；
Fig. 9 is the cross-sectional view of A-A midline plane in Fig. 8；
Figure 10 is the application schematic diagram of the pillow pulling buffering apparatus of full aluminium rail vehicle of the invention.
Specific embodiment
The present invention is described in further details with reference to the accompanying drawing.
As shown in Figures 1 to 9, the pillow pulling buffering apparatus of full aluminium rail vehicle of the invention includes sleeper beam 1, draw beam 2, vehicle
The rear end of hook mounting base 3 and two pilot beams 4, sleeper beam 1 is connected by the welding of the front end of draw beam 2 and hitch mounting base 3, buffering
Beam 4 is symmetrically connected in the two sides of 3 rear end face of hitch mounting base.
The sleeper beam 1 is vertical including two sleeper beam needle beam 1-1, sleeper beam upper cover plate 1-2, sleeper beam lower cover plate 1-4, six reinforcement
Plate 1-5 and two torsion bar mounting bases 1-3, two sleeper beam needle beam 1-1 are arranged in parallel along car body y-axis direction, form sleeper beam frame,
The thickness value of sleeper beam upper cover plate 1-2 be 10 millimeters, sleeper beam lower cover plate 1-4 thickness value be 15 millimeters, reinforcement vertical plate 1-5 with a thickness of
18 millimeters, six reinforcement vertical plate 1-5 are connected between sleeper beam upper and lower lids, and sleeper beam upper cover plate 1-2 and sleeper beam lower cover plate 1-4 divide
With the upper and lower end face of sleeper beam frame welding be connected, formed sleeper beam matrix, sleeper beam matrix along y-axis to length be 2730 millimeters,
Its along x-axis to width value be 640 millimeters, thickness value along the z-axis direction is 105 millimeters；Two torsion bar mounting base 1-3 are solid respectively
It is connected in the both ends of the sleeper beam needle beam 1-1 on rear side of sleeper beam matrix, the y-axis side in axis hole direction and car body on torsion bar mounting base 1-3
To parallel.
The draw beam 2 includes being sequentially connected with and integrally formed draw beam upper cover plate 2-1, draw beam lower cover plate 2-2, two
A draw beam stringer unit 2-3 and draw beam stiffening plate 2-4；Two draw beam stringer unit 2-3 are symmetrically arranged in sleeper beam matrix
The two sides of long side central axes simultaneously vertical with corresponding sleeper beam needle beam 1-1 are connected；The upper plane of draw beam stringer unit 2-3 with lead
The lower end surface welding for drawing beam upper cover plate 2-1 is connected；The lower plane of draw beam stringer unit 2-3 is upper with draw beam lower cover plate 2-2's
Match merging welding with the shape and be connected in end face.
The draw beam lower cover plate 2-2 sequentially includes sleeper beam connection thickening plate 2-2-6 and integrally formed draw beam lower cover
After front edge of board plate 2-2-1, the first arc plate 2-2-2, inclined-plane connecting plate 2-2-3, the second arc plate 2-2-4 and draw beam lower cover plate
End plate 2-2-5；The length that sleeper beam connects thickening plate 2-2-6 is 896 millimeters, and thickness value is 20 millimeters, front end and corresponding pillow
The sidewall weld of beam needle beam 1-1 is connected, and draw beam lower cover plate front end-plate 2-2-1 and draw beam lower cover plate end plate 2-2-5 are flat
Row, the two outer end interplanar distance are 543 millimeters；The length of draw beam lower cover plate front end-plate 2-2-1 is 450 millimeters, and thickness value is
15 millimeters, front end connect thickening plate 2-2-6 connection with sleeper beam, and the lower end surface of the two is coplanar, and the boundary position of the two
Equipped with long lightening hole along the x-axis direction；The thickness value of first arc plate 2-2-2 is 15 millimeters, and width is 504 millimeters, and radius is
500 millimeters, central angle is 57 degree, with draw beam stiffening plate 2-4 welding after connected with a thickness of 20 millimeters；Draw beam lower cover plate
The thickness value of end plate 2-2-5 is 15 millimeters；The boundary position of first arc plate 2-2-2 and inclined-plane connecting plate 2-2-3 is equipped with along x
The long lightening hole of axis direction；The radius of second arc plate 2-2-4 is 90 millimeters, and central angle is 59 degree；Inclined-plane connecting plate 2-2-3's
Length is 186 millimeters, and the angle with xy horizontal plane is 58 degree；The length of draw beam lower cover plate end plate 2-2-5 is 315 millis
Rice, middle part offer the welding of plate along the y-axis direction through slot 2-2-5-1；The outer contour of the draw beam upper cover plate 2-1 is
The projection of draw beam lower cover plate 2-2 in vertical direction also offers lightening hole on the middle line of draw beam upper cover plate 2-1；First
Arc plate 2-2-2, inclined-plane connecting plate 2-2-3 and the second arc plate 2-2-4 three along the x-axis direction on horizontal span be 1222
Millimeter.The structure size system of its three calculates the PRELIMINARY RESULTS obtained by the stress distribution of simulation model, and by practical
The continuous high-intensity performance tests such as static strength after the manufacturing stretches, distortion, thus after further modifying and optimize most
The figure of merit, the parameters in series make draw beam lower cover plate 2-2, draw beam stringer unit 2-3, traction based on this structural parameters
Beam stiffening plate 2-4 and pilot beam vertical plate 4-1 and pilot beam lower cover plate 4-3 realize optimal design, and make of the invention complete
The pillow pulling buffering apparatus of aluminium rail vehicle is able to weight under the premise of ensuring structural strength and minimizes, maximum intensity, stress
It is reasonably distributed.
The hitch mounting base 3 docks riser 3-1 including integrally formed hitch, two stringer units dock riser 3-2,
Two riser stiffener plate 3-3, the hitch docking riser 3-1 is parallel to yz axis right-angle plane, left with a thickness of 32 millimeters
Stringer unit docking riser 3-2 side wall connection corresponding with one, three collectively form an isosceles trapezoid respectively at right both ends
Structure, the angle that two stringer units dock between riser 3-2 is 44 degree；It is set on the front end vertical edge of stringer unit docking riser 3-2
There is plate welding groove 3-2-1 in draw beam stringer, the rear end vertical edge that stringer unit docks riser 3-2 is welded equipped with pilot beam vertical plate
Lightening hole is offered in the middle part of slot 3-2-2, stringer unit docking riser 3-2；The upper surface that stringer unit docks riser 3-2 is flat
Face, the front end of lower end surface match with the shape with the upper surface of the second arc plate 2-2-4 merge welding be connected, the rear portion of lower end surface with
Draw beam lower cover plate 2-2 welding is connected；Two riser stiffener plate 3-3 docked respectively with hitch riser 3-1 front end face and
The inboard, upright end face connection of one corresponding stringer unit docking riser 3-2；Hitch docks riser 3-1 and two risers are reinforced
The lower end surface of gusset 3-3 is connected with draw beam lower cover plate 2-2 welding；The lower end middle section that hitch docks riser 3-1 is equipped with hitch
Dock riser plate 3-1-1, hitch dock riser plate 3-1-1 pass through plate welding through slot 2-2-5-1 and with draw beam lower cover
Plate end plate 2-2-5 welding is connected.
Each draw beam stringer unit 2-3 includes the long arc plate 2- of stringer for being parallel to xz axis right-angle plane arrangement
3-1 and the short arc plate 2-3-2 of two stringers for being symmetrically arranged in its two sides, the long arc plate 2-3-1 of stringer and two short circles of stringer
Its three of arc plate 2-3-2 along x-axis to front be the parallel bar shaped gusset in upper and lower end face, and the long arc plate 2-3-1 of stringer
The front end of the bar shaped gusset of the short arc plate 2-3-2 of stringer of bar shaped gusset front end two is 352 millimeters long；The long arc plate 2-3-1 of stringer
Bar shaped gusset front end and sleeper beam matrix rear side sleeper beam needle beam 1-1 vertical welding；The long arc plate 2-3-1 of stringer and two
The short arc plate 2-3-2 three of stringer along x-axis to rear portion lower end surface be arc surface, the arc surface of three with the first circular arc
Match merging welding with the shape and be connected in the upper surface of plate 2-2-2 and inclined-plane connecting plate 2-2-3；The long arc plate 2-3-1 of stringer and two
The upper and lower end face of its three of the short arc plate 2-3-2 of stringer is divided equally not with draw beam upper cover plate 2-1's and draw beam lower cover plate 2-2
Corresponding end surface welding is connected；Plate welding groove 3-2-1 is welded in the rear end vertical edge and draw beam stringer of the long arc plate 2-3-1 of stringer
It is connected.
The pilot beam 4 includes pilot beam vertical plate 4-1, pilot beam upper cover plate 4-2 and pilot beam lower cover plate 4-3, pilot beam
Lower cover plate 4-3 be arc surface, the contour line of arc surface with not connecting thickening plate 2-2-6 including sleeper beam including and integrated molding
The cross-sectional outling wire shaped of structure that is collectively formed of draw beam lower cover plate 2-2 remaining plate just as；Pilot beam vertical plate 4-1
Upper surface be plane, be connected with the middle wire bonding of pilot beam upper cover plate 4-2, the lower end surface of pilot beam vertical plate 4-1 and buffering
Beam lower cover plate 4-3 matches merging welding with the shape and is connected；Two pilot beam vertical plate 4-1 are placed vertically, and the two is in 44 degree of angles, often
The pilot beam vertical plate welding groove 3-2-2 welding corresponding with one of the front end of one pilot beam vertical plate 4-1 is connected；Pilot beam upper cover plate
The front end of 4-2 is connected with the welding of the rear end of draw beam upper cover plate 2-1；The front end of pilot beam lower cover plate 4-3 is and under draw beam
The rear end welding of cover board 2-2 is connected.
The distance that sleeper beam matrix short side middle line is arrived in the end of the pilot beam 4 along the x-axis direction is 3035 millimeters, two bufferings
The maximum distal spacing of beam vertical plate 4-1 is 1576 millimeters.
The draw beam lower cover plate 2-2 and pilot beam lower cover plate 4-3 is all made of Beijing Dare up to EN AW provided by factory
5083 type aluminium sheets, hitch mounting base 3 use the ENAW 6005A aluminium sheet as provided by the Mai Dasi aluminium producing producer of Liaoyuan, remaining
Straight panel structure is all made of 6082 type aluminium sheet of institute, aluminium producing factory, Harbin East Airways ENAW.
When the pillow pulling buffering apparatus of concrete application full aluminium rail vehicle of the invention, as shown in Figure 10, by aluminum alloy material
Vehicle body bottom frame with it is counter fill posture and be fixed on be loaded on station, and 1 draw beam 2 of the sleeper beam of the pillow pulling buffering apparatus and hitch are installed
Seat 3 is welded to form pillow pulling and delays module, and 1 both ends of sleeper beam of this module and edge beam of underframe welding are connected, the end of pilot beam 4 and car body
End beam of underframe thereof welding is connected, and the upper plane and chassis aluminium floor welded of this module are connected, and full aluminium rail of the invention can be completed
The pillow pulling buffering apparatus of road vehicle and the assembling operation of vehicle body bottom frame.
Claims (5)
1. the pillow pulling buffering apparatus of full aluminium rail vehicle comprising sleeper beam (1), draw beam (2), hitch mounting base (3) and two
The rear end of pilot beam (4), sleeper beam (1) is connected by the front end welding of draw beam (2) and hitch mounting base (3), and pilot beam (4) is right
Claim the two sides for being connected in hitch mounting base (3) rear end face；The sleeper beam (1) includes two sleeper beam needle beams (1-1), sleeper beam upper covers
Plate (1-2), sleeper beam lower cover plate (1-4), six reinforcement vertical plates (1-5) and two torsion bar mounting bases (1-3), two sleeper beam needle beams
(1-1) is arranged in parallel along car body y-axis direction, forms sleeper beam frame, and the thickness value of sleeper beam upper cover plate (1-2) is 10 millimeters, sleeper beam
Lower cover plate (1-4) thickness value be 15 millimeters, reinforcement vertical plate (1-5) with a thickness of 18 millimeters, six reinforcement vertical plates (1-5) are connected in
Between sleeper beam upper and lower lids, sleeper beam upper cover plate (1-2) and sleeper beam lower cover plate (1-4) respectively with the upper and lower end face weld of sleeper beam frame
Connect it is connected, formed sleeper beam matrix, sleeper beam matrix along y-axis to length be 2730 millimeters, along x-axis to width value be 640 milli
Rice, thickness value along the z-axis direction are 105 millimeters；The sleeper beam on rear side of sleeper beam matrix is respectively fixedly connected in two torsion bar mounting bases (1-3)
The both ends of needle beam (1-1), the axis hole direction in torsion bar mounting base (1-3) are parallel with the y-axis direction of car body；
The draw beam (2) include be sequentially connected with and integrally formed draw beam upper cover plate (2-1), draw beam lower cover plate (2-2),
Two draw beam stringer units (2-3) and draw beam stiffening plate (2-4)；Two draw beam stringer units (2-3) are symmetrically arranged in
The two sides of sleeper beam matrix long side central axes are simultaneously vertical with corresponding sleeper beam needle beam (1-1) connected；Draw beam stringer unit (2-3)
Upper plane and draw beam upper cover plate (2-1) lower end surface welding be connected；The lower plane of draw beam stringer unit (2-3) and traction
Match merging welding with the shape and be connected in the upper surface of beam lower cover plate (2-2)；
The draw beam lower cover plate (2-2) sequentially includes sleeper beam connection thickening plate (2-2-6) and integrally formed draw beam lower cover
Front edge of board plate (2-2-1), the first arc plate (2-2-2), inclined-plane connecting plate (2-2-3), the second arc plate (2-2-4) and draw beam
Lower cover plate end plate (2-2-5)；The length that sleeper beam connects thickening plate (2-2-6) is 896 millimeters, and thickness value is 20 millimeters, before
End is connected with the sidewall weld of corresponding sleeper beam needle beam (1-1), draw beam lower cover plate front end-plate (2-2-1) and draw beam lower cover
In parallel, the two outer end interplanar distance is 543 millimeters to plate end plate (2-2-5)；The length of draw beam lower cover plate front end-plate (2-2-1)
It is 450 millimeters, thickness value is 15 millimeters, and front end connect thickening plate (2-2-6) connection with sleeper beam, and the lower end surface of the two is total
Face, and the boundary position of the two is equipped with long lightening hole along the x-axis direction；The thickness value of first arc plate (2-2-2) is 15 millis
Rice, width are 504 millimeters, and radius is 500 millimeters, and central angle is 57 degree, after being connected with draw beam stiffening plate (2-4) welding
With a thickness of 20 millimeters；The thickness value of draw beam lower cover plate end plate (2-2-5) is 15 millimeters；First arc plate (2-2-2) and tiltedly
The boundary position of face connecting plate (2-2-3) is equipped with long lightening hole along the x-axis direction；The radius of second arc plate (2-2-4) is 90
Millimeter, central angle are 59 degree；The length of inclined-plane connecting plate (2-2-3) is 186 millimeters, and the angle with xy horizontal plane is 58 degree；
The length of draw beam lower cover plate end plate (2-2-5) is 315 millimeters, and middle part offers the welding through slot of plate along the y-axis direction
(2-2-5-1)；The outer contour of the draw beam upper cover plate (2-1) is the throwing of draw beam lower cover plate (2-2) in vertical direction
Shadow also offers lightening hole on the middle line of draw beam upper cover plate (2-1)；First arc plate (2-2-2), inclined-plane connecting plate (2-2-
3) and the second arc plate (2-2-4) three along the x-axis direction on horizontal span be 1222 millimeters；
It is characterized by: the hitch mounting base (3) includes integrally formed hitch docking riser (3-1), two stringer units
Riser (3-2), two riser stiffener plates (3-3) are docked, hitch docking riser (3-1) is parallel to yz axis right-angle plane,
It is with a thickness of 32 millimeters, and stringer unit docking riser (3-2) side wall corresponding with one connects respectively for left and right ends, three
An isosceles trapezoidal structure is collectively formed, the angle between two stringer unit docking riser (3-2) is 44 degree；The docking of stringer unit
The front end vertical edge of riser (3-2) is equipped with plate welding groove (3-2-1) in draw beam stringer, and stringer unit docks riser (3-2)
Rear end vertical edge is equipped with pilot beam vertical plate welding groove (3-2-2), offers loss of weight in the middle part of stringer unit docking riser (3-2)
Hole；The upper surface that stringer unit docks riser (3-2) is plane, and the front end of lower end surface is upper with the second arc plate (2-2-4)
End face matches merging welding with the shape and is connected, and the rear portion of lower end surface and draw beam lower cover plate (2-2) welding are connected；Two risers are reinforced
Gusset (3-3) docks the interior of riser (3-2) with the front end face of hitch docking riser (3-1) and a corresponding stringer unit respectively
The connection of side vertical end face；The lower end surface of hitch docking riser (3-1) and two riser stiffener plates (3-3) is and under draw beam
Cover board (2-2) welding is connected；The lower end middle section that hitch docks riser (3-1) is equipped with hitch docking riser plate (3-1-1), hitch
Riser plate (3-1-1) is docked to pass through plate welding through slot (2-2-5-1) and weld with draw beam lower cover plate end plate (2-2-5)
It is connected.
2. the pillow pulling buffering apparatus of full aluminium rail vehicle as described in claim 1, it is characterised in that: each draw beam is vertical
Beam element (2-3) include be parallel to xz axis right-angle plane arrangement the long arc plate of stringer (2-3-1) and be symmetrically arranged in its two
Two short arc plates of stringer (2-3-2) of side, the long arc plate of stringer (2-3-1) and two short arc plates of stringer (2-3-2) thirdly
Person along x-axis to front be the parallel bar shaped gusset in upper and lower end face, and the bar shaped gusset front end of the long arc plate of stringer (2-3-1)
The front end of the bar shaped gusset of two short arc plates of stringer (2-3-2) is 352 millimeters long；The bar shaped muscle of the long arc plate of stringer (2-3-1)
Sleeper beam needle beam (1-1) vertical welding of the rear side of front edge of board and sleeper beam matrix；The long arc plate of stringer (2-3-1) and two stringers
Short arc plate (2-3-2) three along x-axis to rear portion lower end surface be arc surface, the arc surface of three with the first arc plate
Match merging welding with the shape and be connected in the upper surface of (2-2-2) and inclined-plane connecting plate (2-2-3)；The long arc plate of stringer (2-3-1) and
The upper and lower end face of the two short arc plate of stringer (2-3-2) its threes divide equally not with draw beam upper cover plate (2-1) and draw beam lower cover
The corresponding end surface welding of plate (2-2) is connected；Plate welds in the rear end vertical edge and draw beam stringer of the long arc plate of stringer (2-3-1)
Slot (3-2-1) welding is connected.
3. the pillow pulling buffering apparatus of full aluminium rail vehicle as claimed in claim 2, it is characterised in that: pilot beam (4) packet
Pilot beam vertical plate (4-1), pilot beam upper cover plate (4-2) and pilot beam lower cover plate (4-3) are included, pilot beam lower cover plate (4-3) is circle
Cambered surface, under the contour line of arc surface is not including connecting thickening plate (2-2-6) including sleeper beam and integrally formed draw beam
The cross-sectional outling wire shaped for the structure that cover board (2-2) remaining plate is collectively formed just as；The upper end of pilot beam vertical plate (4-1)
Face is plane, is connected with the middle wire bonding of pilot beam upper cover plate (4-2), the lower end surface of pilot beam vertical plate (4-1) and pilot beam
Lower cover plate (4-3) is connected with welding is merged with the shape；Two pilot beam vertical plates (4-1) are vertical to place, and the two is in 44 degree of angles,
Pilot beam vertical plate welding groove (3-2-2) welding corresponding with one of the front end of each pilot beam vertical plate (4-1) is connected；Pilot beam
The front end of upper cover plate (4-2) is connected with the welding of the rear end of draw beam upper cover plate (2-1)；The front end of pilot beam lower cover plate (4-3)
It is connected with the welding of the rear end of draw beam lower cover plate (2-2).
4. the pillow pulling buffering apparatus of full aluminium rail vehicle as claimed in claim 2, it is characterised in that: the pilot beam (4)
The distance that sleeper beam matrix short side middle line is arrived in end along the x-axis direction is 3035 millimeters, the maximum distal of two pilot beam vertical plates (4-1)
Spacing is 1576 millimeters.
5. the pillow pulling buffering apparatus of full aluminium rail vehicle as claimed in claim 2, it is characterised in that: the draw beam lower cover plate
(2-2) and pilot beam lower cover plate (4-3) are all made of 5083 type aluminium sheet of ENAW, and hitch mounting base (3) uses ENAW 6005A type aluminium
Plate, remaining straight panel structure are all made of 6082 type aluminium sheet of ENAW.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711120298.XA CN107901938B (en) | 2017-11-14 | 2017-11-14 | The pillow pulling buffering apparatus of full aluminium rail vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711120298.XA CN107901938B (en) | 2017-11-14 | 2017-11-14 | The pillow pulling buffering apparatus of full aluminium rail vehicle |
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| CN107901938A CN107901938A (en) | 2018-04-13 |
| CN107901938B true CN107901938B (en) | 2019-07-02 |
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| CN108928358B (en) * | 2018-07-09 | 2020-02-14 | 中车青岛四方机车车辆股份有限公司 | Underframe structure and train with same |
| CN108928359B (en) * | 2018-07-09 | 2020-06-16 | 中车青岛四方机车车辆股份有限公司 | Underframe structure and train with same |
| CN108928362A (en) * | 2018-07-19 | 2018-12-04 | 中车青岛四方机车车辆股份有限公司 | Mounting structure and train with it |
| CN109334704A (en) * | 2018-12-06 | 2019-02-15 | 重庆中车长客轨道车辆有限公司 | A kind of straddle-type single-track vehicle drawing pull bar seat |
| WO2020173419A1 (en) * | 2019-02-26 | 2020-09-03 | 中车长春轨道客车股份有限公司 | Multiple unit and vehicle body end chassis structure thereof |
| US20200391772A1 (en) * | 2019-06-14 | 2020-12-17 | Trinity Rail Group, Llc | Railcar cover plate |
| WO2021035874A1 (en) * | 2019-08-30 | 2021-03-04 | 中车南京浦镇车辆有限公司 | Body bolster-free underframe end structure of railway vehicle |
| CN111071267A (en) * | 2020-01-13 | 2020-04-28 | 中铁工程机械研究设计院有限公司 | Buffer beam structure for suspension type monorail train |
| CN112026817B (en) * | 2020-08-07 | 2022-02-15 | 中车青岛四方机车车辆股份有限公司 | Front end draft sill force transmission structure, end underframe and railway vehicle |
| CN112537337B (en) * | 2020-11-20 | 2022-05-20 | 中车唐山机车车辆有限公司 | Integrated coupler panel and forming method thereof |
| CN113291342B (en) * | 2021-07-12 | 2023-05-30 | 中车长春轨道客车股份有限公司 | Rail vehicle and chassis thereof |
| CN114289919B (en) * | 2021-12-29 | 2023-06-27 | 南京海高德新技术有限公司 | Welding process for traction and bolster buffering of lightweight aluminum alloy vehicle body |
| CN115352476A (en) * | 2022-07-06 | 2022-11-18 | 中车株洲电力机车有限公司 | Rail vehicle body, double-rail frame vehicle system and method for double-rail frame vehicle |
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| CN107901938A (en) | 2018-04-13 |
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