CN207914358U - 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 PDFInfo
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- CN207914358U CN207914358U CN201820258716.5U CN201820258716U CN207914358U CN 207914358 U CN207914358 U CN 207914358U CN 201820258716 U CN201820258716 U CN 201820258716U CN 207914358 U CN207914358 U CN 207914358U
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Abstract
The utility model 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 modulates of the utility model is the curve or curved surface of smooth even, and modulation accuracy is high.The method of the utility model is simple to operation.
Description
Technical field
The utility model is related 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.
Utility model content
The purpose of the utility model is to provide a kind of I-shaped pre- amount of deflection modulating device of central sill, with ensure it is I-shaped in
Pre- amount of deflection line between beam two axles is the curve or curved surface of smooth even, to overcome the deficiencies in the prior art.
What the technical solution of the utility model was realized in：
A kind of I-shaped pre- amount of deflection modulating device of central sill of the utility model, including modu platform, the axis of modu platform
Line one end is equipped with modulation scale, modulation scale both sides are arranged with anti-twisting strain component from inside to outside, middle part positions support component,
Cartridge positioning support and end positioning support；Central axes other end both sides are arranged with reinforcing component and fixed group from inside to outside
Part.
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, the utility model is compared with prior art, the roasting method modulation of existing fire
Pre- sag curve is generally multipoint mode bending rectilinear(-al)；The pre- sag curve of the device modulates of the utility model is smooth even
Curve or curved surface, modulation accuracy is high.The method of the utility model is simple to operation.
Description of the drawings
Fig. 1 is the schematic device of the utility model；
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 on the device of the utility model.
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 utility model is described in further detail with reference to the accompanying drawings and examples, but not as new to this practicality
Any restrictions of type.
A kind of I-shaped pre- amount of deflection modulating device of central sill of the utility model, as depicted in figs. 1 and 2：Including modu platform
1,2 one end of central axes of modu platform 1 is equipped with modulation scale 3, and 3 both sides of modulation scale are arranged with anti-twisting strain group from inside to outside
Part 7, middle part positioning support component 6, cartridge positioning support 5 and end positioning support 8；2 other end both sides of central axes are from inside to outside
It is arranged 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 net
Trellis stiffener plate 16.The cross sectional shape for modulating scale 3 is rectangle or T-shaped, the branch of modulation scale 3 bottom and modu platform 1
The welding of 15 top surface of steel plate is supportted, modulation scale 3 is equipped with metering scale.The position of anti-twisting strain component 7 and I-shaped central sill 10 are high
The position for spending upper sector both ends corresponds to；Anti- twisting strain component 7 includes support plate 17 and compression bar 18；17 bottom end of support plate is flat with modulation
15 top surface of supporting steel plate of platform 1 is welded, and 18 both ends of compression bar are through axis pin 19 and 17 upper articulation of support plate；18 bottom surface of compression bar distance branch
The height for supportting 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 group
7 outside of part, 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
It connects, 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 of I-shaped central sill 10
23 outside of line；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 is fixed
The shape of position 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
10 end of I-shaped central sill is for fixing I-shaped central sill 10；It includes pedestal 11, pedestal 11 to reinforce component 4 and fixation kit 9
Side and 15 top surface of supporting steel plate of modu platform 1 are welded, and 11 top surface of pedestal is connect through bolt assembly 12 with 13 one end of cylinder body, cylinder
13 other end of body 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
Pressure is applied to I-shaped central sill 10.
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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820258716.5U CN207914358U (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 |
|---|---|---|---|
| CN201820258716.5U CN207914358U (en) | 2018-02-13 | 2018-02-13 | A kind of pre- amount of deflection modulating device of I-shaped central sill |
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| Publication Number | Publication Date |
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| CN207914358U true CN207914358U (en) | 2018-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820258716.5U Active CN207914358U (en) | 2018-02-13 | 2018-02-13 | A kind of pre- amount of deflection modulating device of I-shaped central sill |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108435834A (en) * | 2018-02-13 | 2018-08-24 | 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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2018
- 2018-02-13 CN CN201820258716.5U patent/CN207914358U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108435834A (en) * | 2018-02-13 | 2018-08-24 | 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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