CN110227743A - A kind of central sill hydraulic straightening machine top structure - Google Patents
A kind of central sill hydraulic straightening machine top structure Download PDFInfo
- Publication number
- CN110227743A CN110227743A CN201910639636.3A CN201910639636A CN110227743A CN 110227743 A CN110227743 A CN 110227743A CN 201910639636 A CN201910639636 A CN 201910639636A CN 110227743 A CN110227743 A CN 110227743A
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- faces
- supporting rod
- location supporting
- central sill
- electromagnetism
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000005192 partition Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000481 breast Anatomy 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/10—Straightening 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/06—Platens or press rams
- B30B15/065—Press rams
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Straightening Metal Sheet-Like Bodies (AREA)
Abstract
The invention discloses setting above a kind of central sill hydraulic straightening machine top structure, including hydraulic straightening machine pedestal, the pedestal and the matched tops of central sill；The top includes the 186 faces top being centrally located above pedestal, 186 face top, 125 face of two sides mirror settings top；186 faces come directly towards width and are less than middle web inner wall width, and connect location supporting rod upper end by A spring in the vertical through hole of internal setting, through hole, and location supporting rod lower end is arranged electromagnetism limiter and switchs；When A length is former long, location supporting rod upper surface is higher than 186 faces top upper surface, location supporting rod is not contacted with electromagnetism limiter switch；When A length is compressive state, location supporting rod upper surface is parallel to 186 faces top upper surface, location supporting rod and electromagnetism limiter switch contact, electromagnetism limiter switch starting electromagnetism limiter.
Description
Technical field
The invention belongs to straightening machines to come directly towards field, be related to a kind of central sill hydraulic straightening machine top structure.
Background technique
Central sill is the important component part of lorry, if car body to be compared to the body of people, central sill is exactly the spine of people,
The quality of its quality directly influences the assembly on truck under-frame and top.Therefore central sill correction process is just particularly important.
Truck center sill is made of Yi shape steel docking, and Yi shape steel size is affected to the later period quality of central sill.Second word
Steel standard size docking after be normal truck center sill, as shown in Figure 1, the angle and 125 faces and web of 186 faces and web angle
All there is certain tolerance.After fashioned iron straightening process, the angle of part Yi shape steel can exceed the margin of tolerance.It is beam prefabricated in the middle
When amount of deflection, the both ends of central sill are fixed, and central sill hydraulic straightening machine jacks up central sill at middle part upwards, exceed the angle of the margin of tolerance at this time
It will lead to central sill and underproof deformation occur, as Figure 2-3, middle web can there is a situation where extend out or distort.
The main reason for unqualified deformation generates is that central sill hydraulic straightening machine top only touches caused by 125 faces of central sill.In central sill
When prefabricated amount of deflection, comes directly towards and constantly rise, what is touched first is exactly 125 faces, in the middle the angle of web and 125 faces and 186 faces
When in the margin of tolerance, the pressure being subject to from 125 faces can effectively be transmitted to 186 faces by middle web.But when folder
When angle exceeds the margin of tolerance, due to the increase of torque, middle web will generate very big torsion, and middle web is caused to distort
Deformation.
Summary of the invention
It is an object of the invention to: a kind of central sill hydraulic straightening machine top structure is provided, solves the above problem not
Foot.
The technical solution adopted by the invention is as follows:
Setting and central sill above a kind of central sill hydraulic straightening machine top structure, including hydraulic straightening machine pedestal, the pedestal
Matched top；The top includes the 186 faces top being centrally located above pedestal, 186 face top two sides mirror settings
125 faces top；
186 faces come directly towards width and are less than middle web inner wall width, and pass through A in the vertical through hole of internal setting, through hole
Spring connects location supporting rod upper end, and location supporting rod lower end is arranged electromagnetism limiter and switchs；When A length is former long, positioning
Strut upper surface is higher than 186 faces top upper surface, location supporting rod is not contacted with electromagnetism limiter switch；When A length is pressure
When contracting state, location supporting rod upper surface is parallel to 186 faces top upper surface, location supporting rod and electromagnetism limiter switch contact, electricity
Magnetic limiter switch starting electromagnetism limiter；
It is connected between 125 faces top upper end and 186 faces top by B spring, when B length is former long, 125 faces top
Head upper surface is higher than 186 faces and comes directly towards upper surface；When B length be compressive state when, 125 faces come directly towards upper surface parallel or below
186 faces come directly towards upper surface；125 faces come directly towards the matched position limited gear of setting at lower end two sides setting straight-tooth slot and lower end straight-tooth slot,
The position limited gear connects electromagnetism limiter.
When the present invention is in order to solve the beam prefabricated amount of deflection in, comes directly towards and constantly rise, what is touched first is exactly 125 faces, when
When middle web and the angle in 125 faces and 186 faces are in the margin of tolerance, the pressure being subject to from 125 faces can be by the middle soffit of girder
Plate is effectively transmitted to 186 faces.But when angle exceeds the margin of tolerance, due to the increase of torque, middle web will be generated
Very big torsion, the problem of leading to middle web torsional deformation, carry out disjunction design using the structure to tradition top, will press
It is consistent that power shares the pressure for guaranteeing to be born on two faces to 125 faces and 186 faces；
Specifically: the fixed top structure of original being split, 186 faces top and 125 faces top have been separately designed, such as Fig. 4-
Shown in 5.186 faces come directly towards width be slightly narrower than middle web inner wall width, and in both ends rounded corner, to facilitate 186 faces top to enter
Middle web inner wall opens downwards circular hole at the upper surface center of 186 faces top, until certain depth, then opens keyed circular hole again, it is deep
Degree so as to be inserted into location supporting rod, and guarantees that location supporting rod can move freely along the vertical direction to lower surface.Location supporting rod
A spring is added between the top of 186 faces, plane on location supporting rod is made to be slightly above the upper surface that 186 faces come directly towards.
125 faces top for can independent activities flat column structure, 186 faces top between plus B spring, guarantee 125 faces
Top in the case where not stressing, slightly above 186 come directly towards upper plane.Straight-tooth slot is opened in 125 faces top lower end two sides, passes through limit
Gear guarantees that 125 faces top can move freely along the vertical direction.
Be further used as preferred embodiment: the setting aperture of location supporting rod central axis middle position simultaneously connects positioning pin, and
Rubber sleeve is arranged in location supporting rod bottom.The middle position aperture of location supporting rod central axis is inserted into strut positioning pin, prevents location supporting rod
It rotates, but location supporting rod cannot be hindered to move along the vertical direction, location supporting rod end adds rubber sleeve to protect.
Be further used as preferred embodiment: the electromagnetism limiter is located on the partition among base interior.Electromagnetism limiter
It being placed on box house intermediate bulkhead, the position for being maintained at 125 faces top straight-tooth slot two sides is maintained a normally open when not working,
Moving freely for 125 faces top is not hindered.The upper surface of location supporting rod and the upper table of 186 faces top are compressed to when location supporting rod
When the level of face, electromagnetism limiter switch is just touched in location supporting rod end, and electromagnetism limiter is started to work, using electromagnetic attraction,
Moment clamps 125 faces top, guarantees that 125 faces top and the relative position of 186 faces top are fixed.
Be further used as preferred embodiment: groove is arranged in the location supporting rod upper surface along the longitudinal centerline.On location supporting rod
Surface open channels along the longitudinal centerline, avoid leading to location supporting rod upper surface and 186 face of central sill because of weld bead height of the central sill to cylinder
Contact is not tight,
Be further used as preferred embodiment: the electromagnetism limiter includes left side electromagnetism limiter and right side electromagnetism limiter,
The right and left symmetrical configuration setting, by electromagnetism limiter and right side electromagnetism limiter on the left of an electromagnetism limiter switch control.
In conclusion by adopting the above-described technical solution, the beneficial effects of the present invention are:
1. in the present invention compared with the top structure of existing fixation, by by central sill hydraulic straightening machine plug designing at
The pressure that central sill is born is evenly distributed on 125 faces and 186 faces of central sill by 125 faces and 186 face Double Tops header structures, can
It is effectively relieved and extends out and distort since pressure excessively concentrates on middle web caused by 125 faces, effectively improve central sill pre-
Forming Quality during amount of deflection processed.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings, in which:
Fig. 1 is normal truck center sill structural schematic diagram；
Fig. 2 is that unqualified truck center sill web extends out structural schematic diagram；
Fig. 3 is unqualified truck center sill web distorted-structure schematic diagram；
Fig. 4 is central sill hydraulic straightening machine top structure reality schematic diagram of the present invention；
Fig. 5 is left/right electromagnetism valve guard structural schematic diagram of the present invention；
Fig. 6 is that central sill hydraulic straightening machine top of the present invention moves upwards original state figure；
Fig. 7 is that central sill hydraulic straightening machine top of the present invention moves upwards final state figure；
When Fig. 8 is that beam prefabricated degree of disturbing is at partition in the present invention, top move upwards original state figure；
When Fig. 9 is that beam prefabricated degree of disturbing is at partition in the present invention, top move upwards final state figure；
Marked in the figure: the face 1-186 top, 2- location supporting rod, 3-A spring, 4- positioning pin, the face 5-125 top, 6-B spring,
7- position limited gear, 8- partition, 9- electromagnetism limiter switch, the left side 10- electromagnetism limiter, the right side 11- electromagnetism limiter, 101-
186 faces, the face 501-125.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention, i.e., described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is logical
The component for the embodiment of the present invention being often described and illustrated herein in the accompanying drawings can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiment of the present invention, those skilled in the art
Member's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
It should be noted that the relational terms of term " first " and " second " or the like be used merely to an entity or
Operation is distinguished with another entity or operation, and without necessarily requiring or implying between these entities or operation, there are any
This actual relationship or sequence.Moreover, the terms "include", "comprise" or its any other variant be intended to it is non-exclusive
Property include so that include a series of elements process, method, article or equipment not only include those elements, but also
Further include other elements that are not explicitly listed, or further include for this process, method, article or equipment it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including described
There is also other identical elements in the process, method, article or equipment of element.
A kind of central sill hydraulic straightening machine top structure when solving the beam prefabricated amount of deflection in, comes directly towards and constantly rises, connect first
Contact be exactly the angle in 125 faces, in the middle web and 125 faces and 186 faces in the margin of tolerance when, be subject to from 125 faces
Pressure can effectively be transmitted to 186 faces by middle web.But when angle exceeds the margin of tolerance, due to the increasing of torque
Greatly, the problem of middle web will generate very big torsion, lead to middle web torsional deformation.
It is specific: setting above a kind of central sill hydraulic straightening machine top structure, including hydraulic straightening machine pedestal, the pedestal
With the matched top of central sill；The top includes that 186 faces top 1,186 face being centrally located above pedestal come directly towards 1 two sides
125 face of mirror settings top 5；186 faces come directly towards 1 width and are less than middle web inner wall width, and inside is arranged vertical through hole, passes through
2 upper end of location supporting rod is connected by A spring 3 in perforation, electromagnetism limiter switch 9 is arranged in 2 lower end of location supporting rod；When A spring 3 is long
When degree is former long, 2 upper surface of location supporting rod is higher than 186 faces top, 1 upper surface, location supporting rod 2 does not connect with electromagnetism limiter switch 9
Touching；When 3 length of A spring be compressive state when, 2 upper surface of location supporting rod be parallel to 186 faces come directly towards 1 upper surface, location supporting rod 2 with
Electromagnetism limiter switch 9 contacts, and electromagnetism limiter switch 9 starts electromagnetism limiter；125 faces come directly towards 5 upper ends and 186 faces top 1
Between connected by B spring 6, when 6 length of B spring is former long, 125 faces, which come directly towards 5 upper surfaces and are higher than 186 faces, comes directly towards 1 upper surface；
When 6 length of B spring is compressive state, 125 faces come directly towards 5 upper surfaces and come directly towards 1 upper surface parallel or below 186 faces；125 faces top
The matched position limited gear 7 of setting at straight-tooth slot and lower end straight-tooth slot is arranged in 5 lower ends two sides, and the position limited gear 7 connects electromagnetism limit
Position device.
When work: using the above structure, compared with the top structure of existing fixation, by by central sill hydraulic straightening machine top
Head is designed to 125 faces and 186 face Double Tops header structures, and the pressure that central sill is born is evenly distributed in 125 faces and 186 faces of central sill
On, it can be effectively relieved and extend out and distort since pressure excessively concentrates on middle web caused by 125 faces, effectively improve
Beam Forming Quality during prefabricated amount of deflection.
Feature and performance of the invention are described in further detail below with reference to embodiment.
Embodiment one
A kind of central sill hydraulic straightening machine top structure that present pre-ferred embodiments provide, 2 central axis of location supporting rod
Middle position setting aperture simultaneously connects positioning pin 4, and rubber sleeve is arranged in 2 bottom of location supporting rod.The electromagnetism limiter is located at base
On the partition 8 of seat bosom.Groove is arranged in 2 upper surface of location supporting rod along the longitudinal centerline.The electromagnetism limiter packet
Include left side electromagnetism limiter 10 and right side electromagnetism limiter 11.
When work: as shown in fig. 6-7, central sill hydraulic straightening machine pushes improved top to move upwards, and touches first
Central sill is 125 faces top 5, at this time since left side electromagnetism limiter 10 and right side electromagnetism limiter 11 are in off working state,
125 faces top 5 can not come directly towards 1 with 186 faces and rise, but be kept fixed position with 125 face 501 of central sill.As 186 faces come directly towards
1 lasting rising, the B spring 6 that 125 faces come directly towards below 5 are gradually compressed.Then, the upper plane elder generation of location supporting rod 2 and central sill
The contact of 186 faces 101, location supporting rod 2 and the position of central sill remain unchanged, and A spring 3 below is compressed.Continue 186 faces top 1
Rise, 2 lower end of location supporting rod and the spacing of electromagnetism limiter switch 9 are gradually reduced.When 186 faces top 1 and 186 face 101 of central sill
When contact, 2 lower end of location supporting rod just touches electromagnetism limiter switch 9, left side electromagnetism limiter 10 and the limit of right side electromagnetism
Device 11 starts simultaneously at work, locks 125 faces top 5 immediately, and 186 faces that secure come directly towards the relative position of 1 and 125 faces top 5.In
Beam hydraulic straightening machine continues to press on forcer device and moves upwards, and 186 faces come directly towards 1 and 125 faces top 5 and apply simultaneously to central sill
Pressure, central sill start prefabricated amount of deflection.After the completion of amount of deflection is prefabricated, central sill hydraulic straightening machine is begun to decline, in 186 faces top 1 is detached from
Behind 186 faces 101 of beam, the lower end of location supporting rod 2 is also detached from electromagnetism limiter switch 9, and two electromagnetism limiters stop working, pine
Open 125 faces top 5.After 125 faces top 5 is detached from 125 face 501 of central sill, central sill hydraulic straightening machine can be moved to next prefabricated
Amount of deflection position, the amount of deflection for carrying out a new round are prefabricated.
Embodiment two
On the basis of example 1, the position of beam prefabricated amount of deflection is just in central sill partition junction in the middle for the present embodiment
When.
When work: as Figure 8-9: with the rising of hydraulic straightening machine, plane touches central sill first on location supporting rod 2
The lower surface of partition junction, then 125 faces top 5 touches lower surface, is finally that 186 faces top 1 touches lower surface, this
When 2 lower end of location supporting rod just touch electromagnetism limiter switch 9, electromagnetism limiter 9 is started to work, and locks 125 faces top immediately
First 5,186 faces that secure come directly towards the relative position of 1 and 125 faces top 5, and 125 faces come directly towards 5 and 186 faces and come directly towards 1 in same plane,
It presses to central sill, starts prefabricated amount of deflection.Due to having central sill membrane support, during prefabricated amount of deflection, central sill in central sill herein
Web will not deform.
The foregoing is merely illustrative of the preferred embodiments of the present invention, the protection scope being not intended to limit the invention, any
Those skilled in the art within the spirit and principles in the present invention made by any modifications, equivalent replacements, and improvements etc.,
It should all be included in the protection scope of the present invention.
Claims (5)
1. setting and central sill above a kind of central sill hydraulic straightening machine top structure, including hydraulic straightening machine pedestal, the pedestal
The top matched；
It is characterized by: the top includes the 186 faces top (1) being centrally located above pedestal, 186 face top (1) two
Mirror settings 125 face in side comes directly towards (5)；
186 faces come directly towards (1) width and are less than middle web inner wall width, and pass through A bullet in the vertical through hole of internal setting, through hole
Spring (3) connects location supporting rod (2) upper end, and location supporting rod (2) lower end is arranged electromagnetism limiter and switchs (9)；When A spring (3) length
When being former long, location supporting rod (2) upper surface is higher than 186 faces top (1) upper surface, location supporting rod (2) and electromagnetism limiter and switchs
(9) it does not contact；When A spring (3) length is compressive state, location supporting rod (2) upper surface is parallel to table on 186 faces top (1)
Face, location supporting rod (2) are contacted with electromagnetism limiter switch (9), and electromagnetism limiter switchs (9) and starts electromagnetism limiter；
125 faces top (5) upper end comes directly towards with 186 faces to be connect between (1) by B spring (6), when B spring (6) length is former long
When, 125 faces come directly towards (5) upper surface and are higher than 186 faces top (1) upper surface；When B spring (6) length is compressive state, 125 faces
It comes directly towards (5) upper surface and comes directly towards (1) upper surface parallel or below 186 faces；125 faces come directly towards (5) lower end two sides setting straight-tooth slot and under
The matched position limited gear (7) of setting at straight-tooth slot is held, the position limited gear (7) connects electromagnetism limiter.
2. a kind of central sill hydraulic straightening machine top structure according to claim 1, it is characterised in that: the location supporting rod
(2) central axis middle position is arranged aperture and connects positioning pin (4), and rubber sleeve is arranged in location supporting rod (2) bottom.
3. a kind of central sill hydraulic straightening machine top structure according to claim 1, it is characterised in that: the electromagnetism limiter
On partition (8) among base interior.
4. a kind of central sill hydraulic straightening machine top structure according to claim 1, it is characterised in that: the location supporting rod
(2) groove is arranged in upper surface along the longitudinal centerline.
5. a kind of central sill hydraulic straightening machine top structure according to claim 1, it is characterised in that: the electromagnetism limiter
Including left side electromagnetism limiter (10) and right side electromagnetism limiter (11).
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| CN201910639636.3A CN110227743A (en) | 2019-07-16 | 2019-07-16 | A kind of central sill hydraulic straightening machine top structure |
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| CN201910639636.3A CN110227743A (en) | 2019-07-16 | 2019-07-16 | A kind of central sill hydraulic straightening machine top structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115213255A (en) * | 2022-07-15 | 2022-10-21 | 上汽通用五菱汽车股份有限公司 | Method for adjusting dimensional deviation of stamping part, electronic device and storage medium |
| CN115213255B (en) * | 2022-07-15 | 2024-06-07 | 上汽通用五菱汽车股份有限公司 | Stamping part size deviation adjusting method, electronic equipment and storage medium |
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