CN108435834A - A kind of pre- amount of deflection modulating device of I-shaped central sill - Google Patents

A kind of pre- amount of deflection modulating device of I-shaped central sill Download PDF

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Publication number
CN108435834A
CN108435834A CN201810150847.6A CN201810150847A CN108435834A CN 108435834 A CN108435834 A CN 108435834A CN 201810150847 A CN201810150847 A CN 201810150847A CN 108435834 A CN108435834 A CN 108435834A
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CN
China
Prior art keywords
central sill
shaped
shaped central
steel plate
amount
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810150847.6A
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Chinese (zh)
Inventor
刘楚贤
王兴杰
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CRRC Guiyang Co Ltd
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CRRC Guiyang Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by CRRC Guiyang Co Ltd filed Critical CRRC Guiyang Co Ltd
Priority to CN201810150847.6A priority Critical patent/CN108435834A/en
Publication of CN108435834A publication Critical patent/CN108435834A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D3/00Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
    • B21D3/10Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts between rams and anvils or abutments
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C51/00Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F

Abstract

The invention discloses a kind of I-shaped pre- amount of deflection modulating devices of central sill, including modu platform(1), modu platform(1)Central axes(2)One end is equipped with modulation scale(3), modulate scale(3)Both sides are arranged with anti-twisting strain component from inside to outside(7), middle part position support component(6), cartridge positioning support(5)It positions and supports with end(8);Central axes(2)Other end both sides are arranged with reinforcing component from inside to outside(4)And fixation kit(9).The pre- sag curve of the roasting method modulation of existing fire is generally multipoint mode bending rectilinear(-al);The pre- sag curve of the device of the invention modulation is the curve or curved surface of smooth even, and modulation accuracy is high.The method of the present invention is simple to operation.

Description

A kind of pre- amount of deflection modulating device of I-shaped central sill
Technical field
The present invention relates to a kind of I-shaped pre- amount of deflection modulating devices of central sill, belong to train chassis manufacturing technology field.
Background technology
When producing before the weldering of truck under-frame central sill group, the modulation that pre- amount of deflection is carried out to I-shaped central sill is needed, it is ensured that lorry The not sagging situation of chassis occurs.For the prior art in truck under-frame curb girder production process, the I-shaped pre- amount of deflection modulation of central sill is logical Frequently with the pre- amount of deflection of modulation or the easy pre- amount of deflection modulation tooling of warming oneself by a fire, the pre- sag curve of pre- amount of deflection is modulated using heating of warming oneself by a fire Generally multipoint mode bending rectilinear(-al), and easy pre- amount of deflection modulation tooling is used to be unable to ensure pre- sag curve uniform one It causes.
Invention content
The object of the present invention is to provide a kind of I-shaped pre- amount of deflection modulating devices of central sill, to ensure I-shaped central sill two Pre- amount of deflection line between wheel shaft is the curve or curved surface of smooth even, to overcome the deficiencies in the prior art.
The technical proposal of the invention is realized in this way:
A kind of I-shaped pre- amount of deflection modulating device of central sill of the present invention, including modu platform, central axes one end of modu platform are set There are modulation scale, modulation scale both sides to be arranged with anti-twisting strain component, middle part positioning support component, cartridge positioning from inside to outside Support and end positioning support;Central axes other end both sides are arranged with reinforcing component and fixation kit from inside to outside.
In the aforementioned pre- amount of deflection modulating device of I-shaped central sill, the modu platform includes supporting steel plate, the bottom of supporting steel plate Face is welded with latticed stiffener plate.
In the aforementioned pre- amount of deflection modulating device of I-shaped central sill, the cross sectional shape of the modulation scale is rectangle or T-shaped, is adjusted Scale bottom processed and the supporting steel plate top surface of modu platform are welded, and modulation scale is equipped with metering scale.
In the aforementioned pre- amount of deflection modulating device of I-shaped central sill, position and the I-shaped middle depth of beam of the anti-twisting strain component The position at upper sector both ends corresponds to;Anti- twisting strain component includes support plate and compression bar;The support of support plate bottom end and modu platform Steel plate top surface is welded, and compression bar both ends are through axis pin and support plate upper articulation;Height etc. of the compression bar bottom surface apart from supporting steel plate top surface In the width of I-shaped central sill wing plate.
In the aforementioned pre- amount of deflection modulating device of I-shaped central sill, the middle part positioning support component is located at outside anti-twisting strain component Side, middle part positioning support component include a pair of L-shaped steel plate, and long side and the supporting steel plate of a pair of L-shaped steel plate weld, a pair of L-shaped steel The short side of plate is connected through connecting plate.
In the aforementioned pre- amount of deflection modulating device of I-shaped central sill, the cartridge positioning support is in the cartridge of I-shaped central sill On the outside of heart line;The shape of cartridge positioning support is L-shaped.
In the aforementioned pre- amount of deflection modulating device of I-shaped central sill, the end positioning support is positioned at the end of I-shaped central sill; The shape of end positioning support is L-shaped.
In the aforementioned pre- amount of deflection modulating device of I-shaped central sill, the reinforcing component is located in the middle part of I-shaped central sill for applying Modulation forces, fixation kit are located at I-shaped middle beam end for fixing I-shaped central sill;Reinforcing component and fixation kit include The supporting steel plate top surface of pedestal, base side and modu platform is welded, and base top surface is connect through bolt assembly with cylinder body one end, cylinder The body other end is welded through cylinder body support and the supporting steel plate top surface of modu platform;The telescopic rod of the cylinder body other end is to I-shaped central sill Apply pressure.
By adopting the above-described technical solution, compared with prior art, the present invention pre- the scratching of the roasting method modulation of existing fire Line of writing music is generally multipoint mode bending rectilinear(-al);The device of the invention modulation pre- sag curve be smooth even curve or Curved surface, modulation accuracy are high.The method of the present invention is simple to operation.
Description of the drawings
Fig. 1 is the device of the invention schematic diagram;
Fig. 2 is the schematic diagram of the bottom surfaces Fig. 1;
Fig. 3 is the schematic diagram that I-shaped central sill is modulated in the device of the invention.
In figure:1- modu platforms, the central axes 2-, 3- modulation scale, 4- reinforcings component, 5- cartridges positioning support, the middle parts 6- Position support component, the anti-twisting strain components of 7-, the ends 8- positioning support, 9- fixation kits, the I-shaped central sills of 10-, 11- pedestals, 12- bolt assemblies, 13- cylinder bodies, the support of 14- cylinder bodies, 15- supporting steel plates, the latticed stiffener plates of 16-, 17- support plates, 18- pressures Bar, 19- axis pins, 20-L shapes steel plate, 21- connecting plates, 22- telescopic rods, 23- cartridge center lines.
Specific implementation mode
The present invention is described in further detail with reference to the accompanying drawings and examples, but not as to any of the present invention Limitation.
A kind of I-shaped pre- amount of deflection modulating device of central sill of the present invention, as depicted in figs. 1 and 2:Including modu platform 1, adjust 2 one end of central axes of platform 1 processed is equipped with modulation scale 3, modulation scale 3 both sides be arranged with from inside to outside anti-twisting strain component 7, Middle part positions support component 6, cartridge positioning support 5 and end positioning support 8;2 other end both sides of central axes are symmetrical from inside to outside Equipped with reinforcing component 4 and fixation kit 9.Modu platform 1 includes supporting steel plate 15, and the bottom surface of supporting steel plate 15 is welded with latticed Stiffener plate 16.The cross sectional shape for modulating scale 3 is rectangle or T-shaped, the supporting steel of modulation scale 3 bottom and modu platform 1 15 top surface of plate is welded, and modulation scale 3 is equipped with metering scale.The position of anti-twisting strain component 7 and 10 height of I-shaped central sill compared with The position at high section both ends corresponds to;Anti- twisting strain component 7 includes support plate 17 and compression bar 18;17 bottom end of support plate and modu platform 1 15 top surface of supporting steel plate welding, 18 both ends of compression bar are through axis pin 19 and 17 upper articulation of support plate;The distance support of 18 bottom surface of compression bar The height of 15 top surface of steel plate is equal to the width of 10 wing plate of I-shaped central sill.Middle part positioning support component 6 is located at anti-twisting strain component 7 Outside, it includes a pair of L-shaped steel plate 20 that middle part, which positions support component 6, and long side and the supporting steel plate 15 of a pair of L-shaped steel plate 20 weld, The short side of a pair of L-shaped steel plate 20 is connected through connecting plate 21.Cartridge positioning support 5 is located at the cartridge center line 23 of I-shaped central sill 10 Outside;The shape of cartridge positioning support 5 is L-shaped.End positioning support 8 is located at the end of I-shaped central sill 10;End positioning branch The shape of support 8 is L-shaped.Reinforcing component 4 is located at 10 middle part of I-shaped central sill for applying modulation forces, and fixation kit 9 is located at I-shaped 10 end of type central sill is for fixing I-shaped central sill 10;It includes pedestal 11,11 side of pedestal to reinforce component 4 and fixation kit 9 It is welded with 15 top surface of supporting steel plate of modu platform 1,11 top surface of pedestal is connect through bolt assembly 12 with 13 one end of cylinder body, cylinder body 13 The other end is welded through cylinder body support 14 and 15 top surface of supporting steel plate of modu platform 1;The telescopic rod 22 of 13 other end of cylinder body is to work Font central sill 10 applies pressure.
Embodiment
The pre- amount of deflection modulating device of I-shaped central sill of this example is mainly used for carrying out pre- amount of deflection modulation to I-shaped central sill.This example I-shaped central sill cross sectional shape be illustrated in figure 3 I-shaped, interlude height is higher, and both sides section height is relatively low, belongs to side For plane, the other side is the I-beam that the height of angled transition connection does not wait.According to modulation object the characteristics of, this example it is I-shaped The pre- amount of deflection modulating device of central sill mainly by the modu platform of bottom 1 and is fixed on the modulation scale 3 of 1 top surface of modu platform, adds Power component 4, cartridge positioning support 5, middle part positioning support component 6, anti-twisting strain component 7, end positioning support 8 and fixation kit 9 compositions.Cartridge positioning support 5, middle part positioning support component 6, anti-twisting strain component 7 and end positioning support 8 include L-shaped steel Plate.The long side bottom surface of L-shaped steel plate is welded with 15 top surface of supporting steel plate of modu platform 1, the equal position in long side top surface of each L-shaped steel plate In in same level.The short side medial surface of each L-shaped steel plate is respectively positioned in another same vertical plane.
Before being modulated, the short side medial surface that the top surface of I-shaped central sill 10 is first close to each L-shaped steel plate is put Connect through the pin shaft hole on axis pin 19 and support plate 17 in the L-shaped notch of L-shaped steel plate, then by the compression bar 18 of anti-twisting strain component 7 It connects, I-shaped central sill 10 is compressed to prevent I-shaped central sill 10 from rotating.Then first start the fixation kit 9 positioned at both ends, make The stretching of telescopic rod 19 in fixation kit 9, which holds out against 10 both ends of I-shaped central sill, makes I-shaped central sill 10 fix.Restart and is located at work Two reinforcing components 4 at 10 middle part of font central sill, slowly pressurize, and so that 10 middle part of I-shaped central sill is generated pre- amount of deflection, pressurize on one side The position that 10 edge of I-shaped central sill is aligned with modulation scale is observed on one side, considers the springback capacity after 10 release of I-shaped central sill, The pre- amount of deflection of central sill is set to meet technology requirement.
In order to ensure deflection deformation not occurring with inside at 10 axle centerline of I-shaped central sill, this example is positioned using cartridge Support 5, middle part positioning support component 6 and anti-twisting strain component 7 limit 10 both sides of I-shaped central sill section in the case where reinforcing component 4 acts on It does not bend and torsional deformation.When reinforcing the reinforcing of component 4, I-shaped central sill 10 between two middle part positioning support components 6 Stage casing occurs bending and deformation, and the deformation range of pre- amount of deflection is can control by adjusting the distance between two middle part positioning support components 6.

Claims (8)

1. a kind of pre- amount of deflection modulating device of I-shaped central sill, including modu platform(1), it is characterised in that:Modu platform(1)In Axis(2)One end is equipped with modulation scale(3), modulate scale(3)Both sides are arranged with anti-twisting strain component from inside to outside(7), in Portion positions support component(6), cartridge positioning support(5)It positions and supports with end(8);Central axes(2)Other end both sides are by introversion External symmetry is equipped with reinforcing component(4)And fixation kit(9).
2. the pre- amount of deflection modulating device of I-shaped central sill according to claim 1, it is characterised in that:The modu platform(1)Packet Include supporting steel plate(15), supporting steel plate(15)Bottom surface be welded with latticed stiffener plate(16).
3. the pre- amount of deflection modulating device of I-shaped central sill according to claim 1, it is characterised in that:The modulation scale(3)'s Cross sectional shape is rectangle or T-shaped, modulates scale(3)Bottom and modu platform(1)Supporting steel plate(15)Top surface is welded, modulation Scale(3)It is equipped with metering scale.
4. the pre- amount of deflection modulating device of I-shaped central sill according to claim 1, it is characterised in that:The anti-twisting strain component (7)Position and I-shaped central sill(10)The position at height upper sector both ends corresponds to;Anti- twisting strain component(7)Including support plate (17)And compression bar(18);Support plate(17)Bottom end and modu platform(1)Supporting steel plate(15)Top surface is welded, compression bar(18)Both ends Through axis pin(19)With support plate(17)Upper articulation;Compression bar(18)Bottom surface is apart from supporting steel plate(15)The height of top surface is equal to I-shaped Type central sill(10)The width of wing plate.
5. the pre- amount of deflection modulating device of I-shaped central sill according to claim 1, it is characterised in that:The middle part positions support group Part(6)Positioned at anti-twisting strain component(7)Outside, middle part position support component(6)Including a pair of L-shaped steel plate(20), a pair of L-shaped steel Plate(20)Long side and supporting steel plate(15)Welding, a pair of L-shaped steel plate(20)Short side through connecting plate(21)Connection.
6. the pre- amount of deflection modulating device of I-shaped central sill according to claim 1, it is characterised in that:The cartridge positioning support (5)Positioned at I-shaped central sill(10)Cartridge center line(23)Outside;Cartridge positioning support(5)Shape be L-shaped.
7. the pre- amount of deflection modulating device of I-shaped central sill according to claim 1, it is characterised in that:The end positioning support (8)Positioned at I-shaped central sill(10)End;End positioning support(8)Shape be L-shaped.
8. the pre- amount of deflection modulating device of I-shaped central sill according to claim 1, it is characterised in that:The reinforcing component(4)Position In I-shaped central sill(10)Middle part is for applying modulation forces, fixation kit(9)Positioned at I-shaped central sill(10)End is for fixing I-shaped central sill(10);Reinforce component(4)And fixation kit(9)It include pedestal(11), pedestal(11)Side and modu platform (1)Supporting steel plate(15)Top surface is welded, pedestal(11)Top surface is through bolt assembly(12)With cylinder body(13)One end connects, cylinder body (13)The other end is supported through cylinder body(14)With modu platform(1)Supporting steel plate(15)It welds top surface;Cylinder body(13)The other end Telescopic rod(22)To I-shaped central sill(10)Apply pressure.
CN201810150847.6A 2018-02-13 2018-02-13 A kind of pre- amount of deflection modulating device of I-shaped central sill Pending CN108435834A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810150847.6A CN108435834A (en) 2018-02-13 2018-02-13 A kind of pre- amount of deflection modulating device of I-shaped central sill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810150847.6A CN108435834A (en) 2018-02-13 2018-02-13 A kind of pre- amount of deflection modulating device of I-shaped central sill

Publications (1)

Publication Number Publication Date
CN108435834A true CN108435834A (en) 2018-08-24

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19706622A1 (en) * 1997-02-20 1998-08-27 Siempelkamp Pressen Sys Gmbh Straightening machine, especially for steel beams made from sheet metal
CN101623722A (en) * 2008-07-07 2010-01-13 胜狮货柜技术研发(上海)有限公司 Method and device for correcting bending deformation of main beam of container
CN202028661U (en) * 2011-04-04 2011-11-09 红塔烟草(集团)有限责任公司 Angle control device of pipe bender
CN203541170U (en) * 2013-09-25 2014-04-16 常州东方高精新材料股份有限公司 T-shaped elevator guide rail straightener
CN104384354A (en) * 2014-11-14 2015-03-04 长春轨道客车股份有限公司 Bending and shaping die of vehicle door profile
CN107088594A (en) * 2017-06-07 2017-08-25 泰安华鲁锻压机床有限公司 A kind of sectional material straightening machine
CN207914358U (en) * 2018-02-13 2018-09-28 中车贵阳车辆有限公司 A kind of pre- amount of deflection modulating device of I-shaped central sill

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19706622A1 (en) * 1997-02-20 1998-08-27 Siempelkamp Pressen Sys Gmbh Straightening machine, especially for steel beams made from sheet metal
CN101623722A (en) * 2008-07-07 2010-01-13 胜狮货柜技术研发(上海)有限公司 Method and device for correcting bending deformation of main beam of container
CN202028661U (en) * 2011-04-04 2011-11-09 红塔烟草(集团)有限责任公司 Angle control device of pipe bender
CN203541170U (en) * 2013-09-25 2014-04-16 常州东方高精新材料股份有限公司 T-shaped elevator guide rail straightener
CN104384354A (en) * 2014-11-14 2015-03-04 长春轨道客车股份有限公司 Bending and shaping die of vehicle door profile
CN107088594A (en) * 2017-06-07 2017-08-25 泰安华鲁锻压机床有限公司 A kind of sectional material straightening machine
CN207914358U (en) * 2018-02-13 2018-09-28 中车贵阳车辆有限公司 A kind of pre- amount of deflection modulating device of I-shaped central sill

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