CN109332434A - A kind of bending machine workbench longitudinal direction apparatus for compensating mechanical flexibility and preparation method thereof - Google Patents
A kind of bending machine workbench longitudinal direction apparatus for compensating mechanical flexibility and preparation method thereof Download PDFInfo
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- CN109332434A CN109332434A CN201811479570.8A CN201811479570A CN109332434A CN 109332434 A CN109332434 A CN 109332434A CN 201811479570 A CN201811479570 A CN 201811479570A CN 109332434 A CN109332434 A CN 109332434A
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- 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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
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- 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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/01—Selection of materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q23/00—Arrangements for compensating for irregularities or wear, e.g. of ways, of setting mechanisms
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- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a kind of bending machine workbench longitudinal direction apparatus for compensating mechanical flexibilities and preparation method thereof, belong to bending machine technical field.It includes inclined board and declined board, inclined board and declined board are overall structure and size is consistent, wherein the lower surface of inclined board is provided with towards the first longitudinal inclined-plane, the slope on the first inclined-plane is reduced to a lesser slope K i from centre to both ends by a biggish slope K j, two first adjacent inclined-planes are connected by arc surface, and the radian of arc surface increases to a biggish radian Rj by a lesser radian Ri by centre to both ends；The upper surface of declined board is provided with the second inclined-plane corresponding with the first inclined-plane.The inclined board and declined board of the device are overall structure and size is consistent, so that the mobile consistency of declined board is high, can eliminate or offset accumulated error, guarantee the accuracy of bending and molding.
Description
Technical field
The invention belongs to bending machine technical fields, compensate more specifically to bending machine workbench longitudinal direction mechanical bending deflection
Device and preparation method thereof.
Background technique
During carrying out bending to plate, the stress that often inevitably there is own infrastructure causes to slide bending machine
Block generates flexible deformation, although deflection is extremely small, for high-precision bending workpieces, is produced part and is still easy to produce
Raw deflection deformation, not can guarantee the overall length consistency of angle.For it is traditional with the hydraulic bending machine for force source for, due to
The force of oil cylinder is uneven, in bending process, workpiece can be made to generate an amount of deflection, and overlength Bending Mould in the longitudinal direction
It is also commonly used for the shorter workpiece of bending, upper mold is will cause in this way and only exerts a force at the intermediate position of lower die, after long-time service, be easy
It causes workbench centre position recessed, has also seriously affected the straightness of workpiece.
In order to solve this problem, one can strengthen stiffness of fuselage and intensity using increase fuselage overall weight, but
Equipment cost is increased in this way, is not met modernization and is made manufacturing requirement；Second is that selection deflection compensation workstation, this side
Cost is relatively low for method, and generally there are two types of deflection compensation modes for current bending machine both domestic and external: one is more hydraulic cylinders are embedded in work
Make the hydraulic deflection compensation in platform vertical plate, add salient point few, add convex precision not high, and be easy oil leak, manufacturing cost is high；It is another then
The mechanical bending deflection compensation for adding convex voussoir to form by multiple groups, such as Chinese Patent Application No. 201120271046.9, publication date
The patent document on March 7th, 2012, discloses a kind of inclined-wedge type flexibility compensating device of bending machine, which includes upper cover plate
And pedestal, rectangular channel is opened up along its length on pedestal, lower planker is installed in rectangular channel, and longitudinally uniformly distributed installation is odd on lower planker
Array wedge mechanism, each wedge mechanism are successively folded on lower planker by successively the inclined wedge II of closed assembly and inclined wedge I form from bottom to top
Rectangle parallels, upper planker are filled, voussoir I is uniformly nested on planker, and upper cover plate is fixedly connected by screw with inclined wedge I；For another example
Chinese Patent Application No. 201120283867.4, the patent document in publication date on March 21st, 2012 disclose a kind of bending machine and use
Flexibility compensating device, which includes upper cover plate and pedestal, rectangular channel is opened up along its length on pedestal, in this rectangular channel
Longitudinal gap uniformly installs odd number group wedge mechanism, and each wedge mechanism is by the successively inclined wedge of closed assembly and circular arc cover board from bottom to top
Composition.For another example, Chinese Patent Application No. 201620545340.7, the patent document in publication date on October 26th, 2016, disclose
A kind of bending machine workbench flexibility compensating device, the device include pedestal, are vertically arranged with rectangular channel on pedestal, in rectangular channel
Several inclined wedges are provided with, inclined wedge upper surface is provided with towards the first longitudinal inclined-plane, and it is second oblique that inclined wedge top, which is provided with lower surface,
The circular arc cover board in face, the first inclined-plane are corresponding with the second inclined-plane；Opposite rectangular channel is longitudinally fixed between circular arc cover board and pedestal, each oblique
Hollow spacer pipe is provided between wedge；Pull rod is coated between inclined wedge and hollow spacer pipe, pull rod is threaded rod；Hollow spacer pipe
Inner wall is provided with screw thread corresponding with threaded rod.Above-mentioned patent discloses the specific knot that compensation device is all made of skewback or voussoir
Structure, and the quantity of skewback or voussoir is muti-piece, this split type structure be easy to cause cumulative errors, leads to lower skewback group or wedge
Offset is inconsistent when block group moves to the left and to the right, to not can guarantee production precision.
Summary of the invention
1. to solve the problems, such as
For between skewback in the prior art and upper mounted plate and lower skewback and lower planker using clearance fit, there is
Accumulated error, offset inconsistent problem when moving to the left and to the right so as to cause lower skewback group, the purpose of the present invention is mention
For a kind of bending machine workbench longitudinal direction apparatus for compensating mechanical flexibility, inclined board and declined board are overall structure, eliminate or offset
Accumulated error guarantees the accuracy of bending and molding.
It is a further object of the present invention to provide a kind of production method of bending machine workbench longitudinal direction apparatus for compensating mechanical flexibility,
The mismachining tolerance of simplified manufacture craft, inclined board and declined board is small, and cooperates close, elimination or counteracting accumulated error.
2. technical solution
To solve the above-mentioned problems, the technical solution adopted in the present invention is as follows:
A kind of bending machine workbench longitudinal direction apparatus for compensating mechanical flexibility of the invention, including inclined board and declined board, it is described
Inclined board and declined board is overall structure and size is consistent, wherein the lower surface of the inclined board is provided with towards longitudinal direction
The first inclined-plane, the slope on first inclined-plane from centre to both ends by a biggish slope K j be reduced to one it is lesser tiltedly
Rate Ki, two first adjacent inclined-planes are connected by arc surface, and the radian of arc surface is by centre to both ends by a lesser radian
Ri increases to a biggish radian Rj；The upper surface of the declined board is provided with the second inclined-plane corresponding with the first inclined-plane.
In a kind of possible embodiment of the present invention, the slope K on first inclined-plane is linear, convex or concave subtract
It is small；The radian R of the arc surface is linear, convex or concave increase.
In a kind of possible embodiment of the present invention, further includes pedestal, rectangular channel is provided on the pedestal, it is described
Inclined board and declined board cooperation is placed in the rectangular channel and mutual arranged concentric, inclined board and declined board are along rectangular channel
Transverse shifting.
It further include cover board in a kind of possible embodiment of the present invention, it is opposite along longitudinal direction between the cover board and pedestal
Fixed, cover board limits inclined board in the movement of longitudinal direction；One end of the declined board is connected with pull rod, and the pull rod is
Threaded rod.
In a kind of possible embodiment of the present invention, the interior surface of the rectangular channel is applied by surface treatment or surface
Layer is to enhance its wear-resisting property.
In a kind of possible embodiment of the present invention, the coating is nonmetallic coating, coating with a thickness of 0.05-
0.08mm。
In a kind of possible embodiment of the present invention, the gradient maxima Kj on first inclined-plane according to workbench most
Large compensation amount determines that slope minimum value Ki is tan (0.08 °).
In a kind of possible embodiment of the present invention, the inclined board is identical with the material of declined board, by high-strength
Degree steel working process obtains.
The present invention also provides a kind of production methods of above-mentioned bending machine workbench longitudinal direction apparatus for compensating mechanical flexibility, including
Step:
S101, the plate for choosing two pieces of identical high strength steel materials, wherein the carbon by weight percentage in high strength steel contains
Amount is 0.17-0.37% not less than 0.42%, Si content；Mn content is 0.50-0.80%；Cr content≤0.25%；Ni content
≤ 0.30%；Cu content≤0.25%, remainder are Fe；
S102, on numerically-controlled machine tool, determine inclined board one end be machining starting point, using facade processing inclined board first
Inclined-plane, wherein each depth of cut L1=[W (C)/W (Si)] * 0.1, unit mm；Feeding speed V1=[(W (C)+W (Mn))/
W (Si)] * 500, unit mm/min, W (C), W (Mn), W (Si) indicate weight percent, the slope K on the first inclined-plane according to
Sag curve determines that different segmentation values, the maximum value of sag curve determine that minimum value is by the maximum compensation rate of workbench
tan(0.08°)；
S103, the other end for determining that declined board corresponds to inclined board are machining starting point, using the second of facade processing declined board
Inclined-plane, wherein each depth of cut L2=[W (C)/W (Si)] * 0.1, unit mm；Feeding speed V2=[(W (C)+W (Mn))/
W (Si)] * 500, unit mm/min, W (C), W (Mn), W (Si) indicate weight percent.
3. beneficial effect
Compared with the prior art, the invention has the benefit that
(1) bending machine workbench longitudinal direction apparatus for compensating mechanical flexibility of the invention, inclined board and declined board are entirety
Structure and size is consistent can eliminate or offset accumulated error so that the mobile consistency of declined board is high, guarantee bending and molding
Accuracy；The slope on the first inclined-plane is reduced to a lesser slope from centre to both ends by a biggish slope K j simultaneously
Ki can also be scratched further to due to caused by unpredictable operating condition on the basis of meeting theoretical workpiece bending deflection compensation
Degree variation is finely adjusted compensation, substantially increases bending precision, improves the bending precision of institute's workpieces processing；It is longitudinal convenient for control
Deflection compensation curve enables compensated curve to become symmetrical curve；
(2) bending machine workbench longitudinal direction apparatus for compensating mechanical flexibility of the invention, the slope K on the first inclined-plane is from centre to two
Proportion relation is held, can be realized whole unified adjusting, the deflection compensation curve after enabling coarse adjustment is more truly anti-
Deflection compensation amount needed for practical work piece is reflected, which combines laterally fine tuning compensation rate, further can accurately solve workpiece
Deformation caused by bending process；
(3) bending machine workbench longitudinal direction apparatus for compensating mechanical flexibility of the invention, pedestal and inclined board and declined board are mutual
Arranged concentric guarantees the tight fit between inclined board, declined board；
(4) interior surface of bending machine workbench longitudinal direction apparatus for compensating mechanical flexibility of the invention, the rectangular channel of pedestal is logical
Surface treatment or surface covering are crossed to enhance its wear-resisting property, so that the service life of pedestal extends；
(5) bending machine workbench longitudinal direction apparatus for compensating mechanical flexibility of the invention, inclined board is identical with the material of declined board,
It avoids occurring asymmetric abrasion between inclined board or declined board, reduces abrasion bring trueness error；
(6) production method of bending machine workbench longitudinal direction apparatus for compensating mechanical flexibility of the invention, first to inclined board or
The material of declined board is selected, and the use quality of inclined board or declined board can be improved, to the processing depth of cut of inclined board and
Feeding speed carries out quantitative control, fully considers that the abrasion bring machining accuracy of cutter influences, to declined board use with it is upper tiltedly
The processing technology of the opposite direction of plate can effectively cancel out trueness error caused by tool wear, so that inclined board and oblique
The cooperation of plate is close.
Detailed description of the invention
Technical solution of the present invention is described in further detail below with reference to drawings and examples, but should
Know, these attached drawings are designed for task of explanation, therefore not as the restriction of the scope of the invention.In addition, except non-specifically
It points out, these attached drawings are meant only to conceptually illustrate structure construction described herein, without to be drawn to scale.
Fig. 1 is the structural schematic diagram of the bending machine workbench longitudinal direction apparatus for compensating mechanical flexibility of the prior art；
Fig. 2 is the structural schematic diagram of bending machine workbench longitudinal direction of the present invention apparatus for compensating mechanical flexibility；
Fig. 3 is the top view of Fig. 2；
Fig. 4 is the sectional view of bending machine workbench longitudinal direction of the present invention apparatus for compensating mechanical flexibility；
Fig. 5 is the deflection curve figure of one embodiment of the invention.
Description of symbols in figure:
100, inclined board；110, lower surface；120, the first inclined-plane；130, arc surface；
200, declined board；210, upper surface；220, the second inclined-plane；230, pull rod；
300, pedestal；310, rectangular channel；
400, cover board.
Specific embodiment
Hereafter to the detailed description of exemplary embodiment of the present invention with reference to attached drawing, which forms one of description
Point, it has been shown as example enforceable exemplary embodiment of the invention in the figure.Although these exemplary embodiment quilts
Sufficiently describe in detail so that those skilled in the art can implement the present invention, it is to be understood that can realize other embodiments and
Can without departing from the spirit and scope of the present invention to the present invention various changes can be made.Hereafter to the embodiment of the present invention
More detailed description is not limited to required the scope of the present invention, and just to be illustrated and do not limit pair
The description of the features of the present invention and feature to propose to execute best mode of the invention, and is sufficient to make those skilled in the art
It can implement the present invention.Therefore, the scope of the invention is only defined by the appended claims.
Hereafter detailed description of the present invention and example embodiment are more fully understood in combination with attached drawing, wherein of the invention
Element and feature are identified by appended drawing reference.
Embodiment 1
The structural schematic diagram of the bending machine workbench longitudinal direction apparatus for compensating mechanical flexibility of the prior art as shown in Fig. 1,
Wherein descend skewback include it is a number of, the defect of the compensation device is: (1) skewback and upper mounted plate and lower skewback and lower planker on
Between using clearance fit, there is accumulated errors, and offset is different when moving to the left and to the right so as to cause lower skewback group
Cause (error that production tool wear causes production)；(2) there is the length expanded with heat and contract with cold using laser cutting molding and missed in planker
Difference；For skewback gradient using grinding machine production molding, producing efficiency is low.
Referring to figure 2. to Fig. 4, the bending machine workbench longitudinal direction apparatus for compensating mechanical flexibility of the present embodiment, including pedestal
300, cover board 400, inclined board 100 and declined board 200.
Rectangular channel 310 is wherein provided on pedestal 300, inclined board 100 and the cooperation of declined board 200 are placed on rectangular channel 310
Interior and mutual arranged concentric, inclined board 100 and declined board 200 are along 310 transverse shifting of rectangular channel.The interior surface of rectangular channel 310
By surface treatment or surface covering to enhance its wear-resisting property, the mode of surface treatment includes the modes such as passivation, plating, surface
Coating includes brushing, roller brush etc..Here coating is nonmetallic coating, such as ceramic coating etc., coating with a thickness of
0.05-0.08mm。
Further, relatively fixed along longitudinal direction between cover board 400 and pedestal 300, cover board 400 limits inclined board 100 vertical
Movement to direction；One end of declined board 200 is connected with pull rod 230, and pull rod 230 is threaded rod.
In the present embodiment, inclined board 100 is identical with the material of declined board 200, is obtained by high strength steel working process,
High strength steel includes 45# steel, 60# steel etc., and inclined board 100 is overall structure with declined board 200 and size is consistent, wherein
The lower surface 110 of inclined board 100 is provided with towards the first longitudinal inclined-plane 120, and the upper surface 210 of declined board 200 is provided with and the
Corresponding second inclined-plane 220 in one inclined-plane 120.
Further, the slope on the first inclined-plane 120 from centre to both ends by a biggish slope K j be reduced to one compared with
The gradient maxima Kj of small slope K i, the first inclined-plane 120 determine that slope minimum value Ki is according to the maximum compensation rate of workbench
tan(0.08°)；The slope K on the first inclined-plane 120 is linear, convex or concave reduce.
Further, two first adjacent inclined-planes 120 are connected by arc surface 130, the radian of arc surface 130 by it is intermediate extremely
Both ends increase to a biggish radian Rj by a lesser radian Ri；The radian R of arc surface 130 is linear, convex or recessed
Type increases.
Embodiment 2
The working principle of the present embodiment is: in the manufacturing process of workbench longitudinal direction apparatus for compensating mechanical flexibility, along its square
Voussoir group is uniformly distributed in shape slot 310, center chock angle is maximum, and angle is sequentially reduced along its length, hydraulic cylinder lower end
Wedge angle minimum (generally taking 0.08 °) when voussoir pair-wise offset, since center chock angle is big, can make convex among workbench
It sticks out, forms corresponding sag curve, achieve the purpose that deflection compensation.
Sunykatuib analysis is carried out to the punching press rebound of plate by DEFORM finite element analysis software, while using orthogonal test
Method influence factor is effectively treated, the purpose of orthogonal test is the level by changing each factor, is observed back
The size at angle is played, so that it is determined that optimal factor level combines, and determines the primary and secondary sequence influenced in each factor on springback angle, is obtained
To the deflection curve figure of Fig. 5.
The production method of the bending machine workbench longitudinal direction apparatus for compensating mechanical flexibility of the present embodiment, comprising steps of
S101, the plate for choosing two pieces of identical high strength steel materials, 45# carbon steel chemistry ingredient: C content 0.50%；Si
Content is 0.2%；Mn content 0.5%；Cr content≤0.25%；Ni content≤0.30%；Cu content≤0.25%, remainder are
Fe。
S102, on numerically-controlled machine tool, determine inclined board 100 one end be machining starting point, using facade process inclined board 100
The first inclined-plane 120, wherein each depth of cut L1=[W (C)/W (Si)] * 0.1=0.5/0.2*0.1=0.25mm；Feed
Speed V1=[(W (C)+W (Mn))/W (Si)] * 500=(0.5+0.5)/0.2*500=2500mm/min, W (C), W (Mn), W
(Si) weight percent is indicated, the slope K on the first inclined-plane 120 determines different segmentation values according to sag curve, scratches and write music
The maximum value of line is determined that minimum value is tan (0.08 °), and sag curve is as shown in Figure 5 by the maximum compensation rate of workbench；
S103, the other end for determining the corresponding inclined board 100 of declined board 200 are machining starting point, process declined board using facade
200 the second inclined-plane 220, wherein each depth of cut L2=[W (C)/W (Si)] * 0.1=0.5/0.2*0.1=0.25mm；It walks
Knife speed V2=[(W (C)+W (Mn))/W (Si)] * 500=(0.5+0.5)/0.2*500=2500mm/min, W (C), W (Mn),
W (Si) indicates weight percent.
Embodiment 3
The production method of the bending machine workbench longitudinal direction apparatus for compensating mechanical flexibility of the present embodiment, comprising steps of
S101, the plate for choosing two pieces of identical high strength steel materials, 60# carbon steel chemistry ingredient: C content 0.6%；Si contains
Amount is 0.2%；Mn content 0.6%；Cr content≤0.25%；Ni content≤0.30%；Cu content≤0.25%, remainder are Fe；
S102, on numerically-controlled machine tool, determine inclined board 100 one end be machining starting point, using facade process inclined board 100
The first inclined-plane 120, wherein each depth of cut L1=[W (C)/W (Si)] * 0.1=0.6/0.2*0.1=0.3mm；Feed speed
Spend V1=[(W (C)+W (Mn))/W (Si)] * 500=(0.6+0.6)/0.2*500=3000mm/min, W (C), W (Mn), W
(Si) weight percent is indicated, the slope K on the first inclined-plane 120 determines different segmentation values according to sag curve, scratches and write music
The maximum value of line is determined that minimum value is tan (0.08 °) by the maximum compensation rate of workbench；
S103, the other end for determining the corresponding inclined board 100 of declined board 200 are machining starting point, process declined board using facade
200 the second inclined-plane 220, wherein each depth of cut L2=[W (C)/W (Si)] * 0.1=0.6/0.2*0.1=0.3mm；It walks
Knife speed V2=[(W (C)+W (Mn))/W (Si)] * 500=(0.6+0.6)/0.2*500=3000mm/min, W (C), W (Mn),
W (Si) indicates weight percent.
Multiple batches of flexibility compensating device is produced using above-described embodiment 2 and embodiment 3, then by the flexibility compensating device
For the production of bending machine, such as 1000 products of production, trueness error control is in ± 0.05mm, the wherein qualification rate rate of product
It is maintained at 99.95%, therefore there is good using effect.
Schematically the present invention and embodiments thereof are described above, description is not limiting, institute in attached drawing
What is shown is also one of embodiments of the present invention, and actual structure is not limited to this.So if the common skill of this field
Art personnel are enlightened by it, without departing from the spirit of the invention, are not inventively designed and the technical solution
Similar frame mode and embodiment, are within the scope of protection of the invention.
Claims (9)
1. a kind of bending machine workbench longitudinal direction apparatus for compensating mechanical flexibility, including inclined board (100) and declined board (200), special
Sign is, the inclined board (100) and declined board (200) is overall structure and size is consistent, wherein it is described it is upper tiltedly
The lower surface (110) of plate (100) is provided with towards longitudinal the first inclined-plane (120), and the slope of first inclined-plane (120) is from centre
One lesser slope K i is reduced to by a biggish slope K j to both ends, two first adjacent inclined-planes (120) pass through circular arc
Face (130) linking, the radian of arc surface (130) increase to a biggish arc by a lesser radian Ri by centre to both ends
Spend Rj；The upper surface (210) of the declined board (200) is provided with the second inclined-plane (220) corresponding with the first inclined-plane (120).
2. bending machine workbench longitudinal direction according to claim 1 apparatus for compensating mechanical flexibility, which is characterized in that described first
The slope K on inclined-plane (120) is linear, convex or concave reduce；The radian R of the arc surface (130) is linear, convex or concave
Increase.
3. bending machine workbench longitudinal direction according to claim 1 or 2 apparatus for compensating mechanical flexibility, which is characterized in that also wrap
It includes pedestal (300), is provided on the pedestal (300) rectangular channel (310), the inclined board (100) and declined board (200)
Cooperation is placed in the rectangular channel (310) and mutual arranged concentric, and inclined board (100) and declined board (200) are along rectangular channel
(310) transverse shifting.
4. bending machine workbench longitudinal direction according to claim 3 apparatus for compensating mechanical flexibility, which is characterized in that further include lid
Plate (400), relatively fixed along longitudinal direction between the cover board (400) and pedestal (300), cover board (400) limitation inclined board (100) exists
The movement of longitudinal direction；One end of the declined board (200) is connected with pull rod (230), and the pull rod (230) is screw thread
Bar.
5. bending machine workbench longitudinal direction according to claim 3 apparatus for compensating mechanical flexibility, which is characterized in that the rectangle
The interior surface of slot (310) is by surface treatment or surface covering to enhance its wear-resisting property.
6. bending machine workbench longitudinal direction according to claim 5 apparatus for compensating mechanical flexibility, which is characterized in that the painting
Layer be nonmetallic coating, coating with a thickness of 0.05-0.08mm.
7. bending machine workbench longitudinal direction according to claim 1 or 2 apparatus for compensating mechanical flexibility, which is characterized in that described
The gradient maxima Kj on the first inclined-plane (120) determines that slope minimum value Ki is tan according to the maximum compensation rate of workbench
(0.08°)。
8. bending machine workbench longitudinal direction according to claim 7 apparatus for compensating mechanical flexibility, which is characterized in that described is upper
Inclined plate (100) is identical with the material of declined board (200), is obtained by high strength steel working process.
9. a kind of production side of bending machine workbench longitudinal direction as claimed in any one of claims 1 to 8 apparatus for compensating mechanical flexibility
Method, which is characterized in that comprising steps of
S101, the plate for choosing two pieces of identical high strength steel materials, wherein the carbon content by weight percentage in high strength steel is not
It is 0.17-0.37% lower than 0.42%, Si content；Mn content is 0.50-0.80%；Cr content≤0.25%；Ni content≤
0.30%；Cu content≤0.25%, remainder are Fe；
S102, on numerically-controlled machine tool, determine inclined board (100) one end be machining starting point, using facade process inclined board (100)
The first inclined-plane (120), wherein each depth of cut L1=[W (C)/W (Si)] * 0.1, unit mm；Feeding speed V1=[(W
(C)+W (Mn))/W (Si)] * 500, unit mm/min, W (C), W (Mn), W (Si) indicate weight percent, the first inclined-plane
(120) slope K determines that different segmentation values, the maximum value of sag curve are compensated by the maximum of workbench according to sag curve
Amount determines that minimum value is tan (0.08 °)；
S103, the other end for determining declined board (200) corresponding inclined board (100) are machining starting point, process declined board using facade
(200) the second inclined-plane (220), wherein each depth of cut L2=[W (C)/W (Si)] * 0.1, unit mm；Feeding speed V2
=[(W (C)+W (Mn))/W (Si)] * 500, unit mm/min, W (C), W (Mn), W (Si) indicate weight percent.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110026456A (en) * | 2019-05-24 | 2019-07-19 | 安徽联盟模具工业股份有限公司 | A kind of accurate mechanical compensation workbench of bending machine of overall waveform skewback structure |
| CN110711800A (en) * | 2019-08-29 | 2020-01-21 | 郑子姣 | Measuring structure and measuring and controlling method for width error and splicing error of elevator car wall |
| CN113477755A (en) * | 2021-07-01 | 2021-10-08 | 深圳市合信自动化技术有限公司 | Full-electric bending machine system with grating ruler for compensating bending depth |
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| CN110026456A (en) * | 2019-05-24 | 2019-07-19 | 安徽联盟模具工业股份有限公司 | A kind of accurate mechanical compensation workbench of bending machine of overall waveform skewback structure |
| CN110711800A (en) * | 2019-08-29 | 2020-01-21 | 郑子姣 | Measuring structure and measuring and controlling method for width error and splicing error of elevator car wall |
| CN113477755A (en) * | 2021-07-01 | 2021-10-08 | 深圳市合信自动化技术有限公司 | Full-electric bending machine system with grating ruler for compensating bending depth |
| CN113477755B (en) * | 2021-07-01 | 2022-07-08 | 深圳市合信自动化技术有限公司 | Full-electric bending machine system with grating ruler for compensating bending depth |
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