CN103878246A - Bending machine die for nine-bend workpiece and machining method of nine-bend workpiece - Google Patents

Bending machine die for nine-bend workpiece and machining method of nine-bend workpiece Download PDF

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Publication number
CN103878246A
CN103878246A CN201410138410.2A CN201410138410A CN103878246A CN 103878246 A CN103878246 A CN 103878246A CN 201410138410 A CN201410138410 A CN 201410138410A CN 103878246 A CN103878246 A CN 103878246A
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patrix
plane
workpiece
angle
vertical plane
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CN201410138410.2A
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CN103878246B (en
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张迎年
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安徽新源精密模具有限公司
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    • 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
    • B21D5/00Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/06Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
    • 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
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides

Abstract

The invention discloses a bending machine die for a nine-bend workpiece and a machining method of the nine-bend workpiece, and belongs to the field of dies and bending. The bending machine die comprises a lower die body and upper die bodies, and the upper die bodies comprises a first upper die body, a second upper die body, a third upper die body and a fourth upper die body. The first slope of the second upper die body, the second vertical face of the second upper die body and the second slope of the second upper die body form a groove, and the first slope of the third upper die body, the third vertical face of the third upper die body and the second slope of the third upper die body form a groove. When the bending machine die is used for machining the nine-bend workpiece, stability is good, reasonable avoidance in workpiece machining is achieved, the four upper die bodies and the lower die body are only needed for machining the complex workpiece, and machining cost is low; the machining method of the workpiece is the simplest, the bending sequence is reasonably set, the bending angle of special portions is ingeniously set, the workpiece can be machined within the shortest period, and machining efficiency is high.

Description

The bending machine die that a kind of nine folding workpiece are used and the processing method of this workpiece
Technical field
The invention belongs to mould and bending field, specifically, relate to a kind of bending machine die, more particularly, relate to bending machine die that a kind of nine folding workpiece use and the processing method of this workpiece.
Background technology
Bending machine die is that bender is used for the instrument of machine-shaping plate, and this instrument is made up of various parts, the part difference that different moulds forms.It mainly realizes the processing of article profile by the change of institute's moulding material physical state.Under the effect of bender pressure, by the guiding each other of upper die of bending machine and counterdie, blank is become and have the workpiece of given shape and size.In actual production process, enterprise can, according to the difference of shaping workpiece shape or size, configure the counterdie of different groove angles.But along with expanding economy, the shape of the workpiece of the bending of wanting is also more and more diversified, different like this workpiece just needs special mould to process, especially in Electric Appliance Cabinet, need the workpiece of various shapes, the designer of Electric Appliance Cabinet invention in the time of design workpiece now has a kind of workpiece of shape to need especially, but the workpiece of this shape is given mould factory and is added man-hour, mould factory finds that difficulty of processing is large, especially do not know how to adopt bender to process, although caused this workpiece to design, the predicament that cannot process.This workpiece is because there are nine sections, so be called nine folding workpiece, its shape as shown in Figure 1, this workpiece is formed successively by a sheet material bending, according to the shape after bending, we pass through it to be divided into successively the 9th section 109 of workpiece first paragraph 101, workpiece second segment 102, the 3rd section 103 of workpiece, the 4th section 104 of workpiece, the 5th section 105 of workpiece, the 6th section 106 of workpiece, the 7th section 107 of workpiece, the 8th section 108 of workpiece and workpiece.Angle between workpiece first paragraph 101 and workpiece second segment 102 is 0 °, angle between the 4th section 104 of the 3rd section 103 of workpiece second segment 102 and workpiece, the 3rd section 103 of workpiece and workpiece is all 90 °, angle between the 5th section 105 of the 4th section 104 of workpiece and workpiece is 0 °, the length that the 4th section 104 of workpiece and workpiece are the 5th section 105 is identical, and the angle between the 9th section 109 of the 6th section 106 of the 5th section 105 of workpiece and workpiece, the 6th section 106 of workpiece and the 7th section 107 of workpiece, the 7th section 107 of workpiece and the 8th section 108 of workpiece, the 8th section 108 of workpiece and workpiece is all 90 °; Wherein workpiece is close to for the 6th section 106 on the 3rd section 103 of workpiece, and the 7th section 107 of workpiece is parallel with workpiece second segment 102; The length sum that the 6th section 106 of workpiece and workpiece are the 8th section 108 equals the length of the 3rd section 103 of workpiece, and the length sum that the 7th section 107 of workpiece and workpiece are the 9th section 109 equals the length of workpiece second segment 102; Workpiece is sandwiched between workpiece first paragraph 101 and workpiece second segment 102 for the 9th section 109.For so complicated workpiece, common Bending Mould is difficult to accomplish whom especially first rolls over, who is rear folding? their bending order and how reasonably dodging, this is all a problem that allows those skilled in the art have a headache.And existing bending machine die is all from considering that an angle of folding considers a problem, seldom has from the overall situation and consider that the mould of processing work occurs.
For example: China Patent No.: 201210544362.8, open day: on April 3rd, 2013, the patent application document that a name is called Bending Mould is disclosed, China Patent No.: 201110389823.4 applyings date: on November 30th, 2011, the patent application document that a name is called a kind of Bending Mould is disclosed, China Patent No.: 201110304207.4, the applying date: on October 10th, 2011, disclose a name and be called a kind of bend punching die, China Patent No.: 201110172159.8, open day: on January 18th, 2012, the patent application document that a name is called Bending Mould is disclosed, the technical scheme providing in the patent of these moulds is all carried out a bending, also cannot process nine above-mentioned folding workpiece, especially cannot rationally dodge and consider which camber of first bending.This workpiece be processed into a difficult problem for art technology.
Summary of the invention
1. the technical problem that invention will solve
In problem that cannot a kind of special nine folding workpiece, provide bending machine die that a kind of nine folding workpiece use and the processing method of this workpiece for existing bending machine die, this nine folding workpiece of processing that it can be easily and fast.
2. technical scheme
Object of the present invention is achieved through the following technical solutions.
The bending machine die that nine folding workpiece are used, comprises bed die and mold, and described mold comprises the first mold, the second mold, the 3rd mold and the 4th mold;
The lower part of the first described mold is connected to form successively by first patrix the first vertical plane, first patrix the first inclined-plane, first patrix the second vertical plane, first patrix the second inclined-plane, the first patrix the 3rd inclined-plane and the first patrix the 3rd vertical plane; Angle between described first patrix the second vertical plane and first patrix the second inclined-plane is obtuse angle; Angle between first patrix the second inclined-plane and the first patrix the 3rd inclined-plane is acute angle; Angle between the first patrix the 3rd inclined-plane and the first patrix the 3rd vertical plane equals the angle between first patrix the second vertical plane and first patrix the second inclined-plane; Angle between described first patrix the second inclined-plane and horizontal plane equals the angle between the first patrix the 3rd inclined-plane and horizontal plane;
The lower part of the second described mold is connected to form successively by second patrix the first vertical plane, second patrix the first inclined-plane, second patrix the second vertical plane, second patrix the second inclined-plane, the second patrix the 3rd inclined-plane, the second patrix the 4th inclined-plane and the second patrix the 3rd vertical plane; Angle between described second patrix the first vertical plane and second patrix the first inclined-plane is obtuse angle; Angle between described second patrix the first inclined-plane and second patrix the second vertical plane is obtuse angle; Angle between described second patrix the second vertical plane and second patrix the second inclined-plane is obtuse angle; Angle between described the second patrix the 3rd inclined-plane and horizontal plane equals the angle between the second patrix the 4th inclined-plane and horizontal plane; Angle between described the second patrix the 4th inclined-plane and the second patrix the 3rd vertical plane is obtuse angle; Between described second patrix the first inclined-plane, second patrix the second vertical plane and second patrix the second inclined-plane, form a groove;
The lower part of the 3rd described mold is connected to form successively by the 3rd patrix the first vertical plane, the 3rd patrix the first horizontal plane, the 3rd patrix the second vertical plane, the 3rd patrix the first inclined-plane, the 3rd patrix the 3rd vertical plane, the 3rd patrix the second inclined-plane and the 3rd patrix the 4th vertical plane; Angle between the first described vertical plane and the 3rd patrix the first horizontal plane equals 90 °; Angle between described the 3rd patrix the first horizontal plane and the 3rd patrix the second vertical plane equals 90 °; Angle between described the 3rd patrix the second vertical plane and the 3rd patrix the first inclined-plane is obtuse angle; Angle between the 3rd described patrix the first inclined-plane and the 3rd patrix the 3rd vertical plane is obtuse angle; Angle between described the 3rd patrix the 3rd vertical plane and the 3rd patrix the second inclined-plane is obtuse angle; Angle between the 3rd described patrix the second inclined-plane and the 3rd patrix the 4th vertical plane equals the angle between the 3rd patrix the 3rd vertical plane and the 3rd patrix the second inclined-plane; Between described the 3rd patrix the first inclined-plane, the 3rd patrix the 3rd vertical plane and the 3rd patrix the second inclined-plane, form a groove;
The lower part of the 4th described mold is connected to form successively by the 4th patrix the first vertical plane, the 4th patrix the first inclined-plane, the 4th patrix the first horizontal plane, the 4th patrix the second inclined-plane, the 4th patrix the 3rd inclined-plane, the 4th patrix the 4th inclined-plane, the 4th patrix the second vertical plane, the 4th patrix the 5th inclined-plane and the 4th patrix the 3rd vertical plane; Angle between described the 4th patrix the first vertical plane and the 4th patrix the first inclined-plane is obtuse angle; Angle sum between angle and the 4th patrix the first vertical plane and the 4th patrix the first inclined-plane between described the 4th patrix the first inclined-plane and the 4th patrix the first horizontal plane equals 270 °; Angle between described the 4th patrix the first horizontal plane and the 4th patrix the second inclined-plane is obtuse angle; Angle between the 4th described patrix the second inclined-plane and the 4th patrix the 3rd inclined-plane is acute angle; Angle between described the 4th patrix the 3rd inclined-plane and the 4th patrix the 4th inclined-plane equals 90 °; Angle between described the 4th patrix the 4th inclined-plane and the 4th patrix the second vertical plane is obtuse angle; Angle between the 4th described patrix the second vertical plane and the 4th patrix the 5th inclined-plane is obtuse angle; Between the 4th described patrix the 5th inclined-plane and the 4th patrix the 3rd vertical plane, angle equals the angle between the 4th patrix the second vertical plane and the 4th patrix the 5th inclined-plane; Described the 4th patrix the 4th inclined-plane, the 4th patrix the second vertical plane and the 4th patrix the 5th inclined-plane form a groove;
The upper surface of described bed die is provided with the first bed die groove, the second bed die groove and the 3rd bed die groove; " V " type that is shaped as of described the first bed die groove, the second bed die groove and the 3rd bed die groove; The angle of the first described bed die groove equals the angle between the 4th patrix the second inclined-plane and the 4th patrix the 3rd inclined-plane; The angle of the second described bed die groove equals the angle between the second patrix the 3rd inclined-plane and the second patrix the 4th inclined-plane; The angle of the 3rd described bed die groove equals the angle between first patrix the second inclined-plane and the first patrix the 3rd inclined-plane.
Preferably, the angle of the first described bed die groove equals 60 °.
Preferably, the angle of the second described bed die groove equals 90 °.
Preferably, the angle of the 3rd described bed die groove equals 30 °.
Preferably, on described the second patrix the 4th inclined-plane, be provided with one section of projection with close one end, the second patrix the 3rd inclined-plane.
A bending method for nine folding workpiece, the steps include:
(1) according to the total length selection material of workpiece to be processed, be divided into the 9th section of workpiece first paragraph, workpiece second segment, the 3rd section of workpiece, the 4th section of workpiece, the 5th section of workpiece, the 6th section of workpiece, the 7th section of workpiece, the 8th section of workpiece and workpiece according to the length of every section again, at the intersection marking of every section;
(2) first roll over angle in 90 ° by between the 9th section of the 8th section of workpiece and workpiece, then roll over angle in 90 ° by between the 8th section of the 7th section of workpiece and workpiece, roll over angle in 90 ° by between the 7th section of the 6th section of workpiece and workpiece again, and now the 9th section of workpiece is parallel with the 7th section of workpiece, the 8th section of workpiece is parallel with the 6th section of workpiece;
(3) in the 4th section of workpiece and the 5th section of intersection bending of workpiece, the 4th section of workpiece is converted into 30 ° with the 5th section of workpiece,
(4) in workpiece second segment and the 3rd section of intersection bending of workpiece, by 90 ° to workpiece second segment and the 3rd section of folding of workpiece;
(5) angle between the 5th section of the 4th section and workpiece being flattened is 0 °; Now the 9th section of workpiece is close on workpiece second segment;
(6), in the 5th section of workpiece and the 6th section of intersection bending of workpiece, by the 5th section of workpiece and the 6th section of folding angle in 90 ° of workpiece, now the angle between the 4th section of the 3rd section of workpiece and workpiece also becomes 90 °;
(7) in workpiece first paragraph and the bending of workpiece second segment intersection, workpiece first paragraph and workpiece second segment are converted into acute angle, and then flatten, workpiece first paragraph and workpiece second segment are converted into 0 °, now the 9th section of workpiece is clipped between workpiece first paragraph and workpiece second segment, obtains desired workpiece.
Preferably, in described step (7), be first that the acute angle that workpiece first paragraph and workpiece second segment are converted into is 60 °.
Preferably, the order of described step (7) and step (6) is exchanged.
3. beneficial effect
Compared with prior art, the present invention has following remarkable advantage:
(1) the inventive system comprises bed die and mold, mold comprises the first mold, the second mold, the 3rd mold and the 4th mold, good stability while processing nine folding workpiece, can in the time of processing work, reasonably dodge, working (machining) efficiency is high, and the so complicated workpiece of processing only used 4 molds and a bed die, processing cost is low;
(2) apparatus structure of the present invention is simple, handling ease, and cost is low, and set the angle between each face according to requirement of the present invention, performance is more stable, force resolution effect is more obvious, reduce the generation of stress concentration phenomenon, extended the service life of mould;
(3) Work piece processing method of the present invention is the simplest, by the priority of rational layout bending and the angle of privileged sites place bending is set cleverly, can within the shortest time, complete the processing of workpiece, and working (machining) efficiency is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention's nine folding workpiece to be processed;
Fig. 2 is the structural representation of apparatus of the present invention the first mold;
Fig. 3 is the structural representation of apparatus of the present invention the second mold;
Fig. 4 is the structural representation of apparatus of the present invention the 3rd mold;
Fig. 5 is the structural representation of apparatus of the present invention the 4th mold;
Fig. 6 is the structural representation of apparatus of the present invention bed die;
Fig. 7 adopts the view of apparatus of the present invention the first mold to the 4th section of workpiece and the 5th section of intersection bending of workpiece;
Fig. 8 adopts the view of apparatus of the present invention the second mold to workpiece second segment and the 3rd section of intersection bending of workpiece;
Fig. 9 adopts apparatus of the present invention the 3rd molds view when the angle between the 5th section of the 4th section and workpiece is flattened;
Figure 10 is the view of the acute angle that adopts the present invention the 4th mold to be converted into workpiece first paragraph and workpiece second segment bending while being 60 °.
In figure: 101, workpiece first paragraph workpiece; 102, second segment; 103, the 3rd section of workpiece; 104, the 4th section of workpiece; 105, the 5th section of workpiece; 106, the 6th section of workpiece; 107, the 7th section of workpiece; 108, the 8th section of workpiece; 109, the 9th section of workpiece;
2, the first mold; 201, first patrix the first vertical plane; 202, first patrix the first inclined-plane; 203, first patrix the second vertical plane; 204, first patrix the second inclined-plane; 205, the first patrix the 3rd inclined-plane, 206, the first patrix the 3rd vertical plane;
3, the second mold; 301, second patrix the first vertical plane; 302, second patrix the first inclined-plane; 303, second patrix the second vertical plane; 304, second patrix the second inclined-plane; 305, the second patrix the 3rd inclined-plane; 306, the second patrix the 4th inclined-plane; 307, the second patrix the 3rd vertical plane;
4, the 3rd mold; 401, the 3rd patrix the first vertical plane; 402, the 3rd patrix the first horizontal plane; 403, the 3rd patrix the second vertical plane; 404, the 3rd patrix the first inclined-plane; 405, the 3rd patrix the 3rd vertical plane; 406, the 3rd patrix the second inclined-plane; 407, the 3rd patrix the 4th vertical plane;
5, the 4th mold, 501, the 4th patrix the first vertical plane; 502, the 4th patrix the first inclined-plane; 503, the 4th patrix the first horizontal plane; 504, the 4th patrix the second inclined-plane; 505, the 4th patrix the 3rd inclined-plane; 506, the 4th patrix the 4th inclined-plane; 507, the 4th patrix the second vertical plane; 508, the 4th patrix the 5th inclined-plane; 509 the 4th patrix the 3rd vertical planes.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described further.
Embodiment 1
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, the bending machine die that a kind of nine folding workpiece are used, comprises bed die and mold, described mold comprises the first mold 2, the second mold 3, the 3rd mold 4 and the 4th mold 5;
The lower part of the first mold 2 is connected to form successively by first patrix the first vertical plane 201, first patrix the first inclined-plane 202, first patrix the second vertical plane 203, first patrix the second inclined-plane 204, the first patrix the 3rd inclined-plane 205 and the first patrix the 3rd vertical plane 206; Angle between described first patrix the second vertical plane 203 and first patrix the second inclined-plane 204 is 165 °; Angle between first patrix the second inclined-plane 204 and the first patrix the 3rd inclined-plane 205 is 30 °; Angle between the first patrix the 3rd inclined-plane 205 and the first patrix the 3rd vertical plane 206 equals the angle between first patrix the second vertical plane 203 and first patrix the second inclined-plane 204; Angle between first patrix the second inclined-plane 204 and horizontal plane equals the angle between the first patrix the 3rd inclined-plane 205 and horizontal plane.
The lower part of the second mold 3 is connected to form successively by second patrix the first vertical plane 301, second patrix the first inclined-plane 302, second patrix the second vertical plane 303, second patrix the second inclined-plane 304, the second patrix the 3rd inclined-plane 305, the second patrix the 4th inclined-plane 306 and the second patrix the 3rd vertical plane 307; Angle between second patrix the first vertical plane 301 and second patrix the first inclined-plane 302 is 150 °; Angle between second patrix the first inclined-plane 302 and second patrix the second vertical plane 303 is 150 °; Angle between second patrix the second vertical plane 303 and second patrix the second inclined-plane 304 is 120 °; Angle between the second patrix the 3rd inclined-plane 305 and horizontal plane equals the angle between the second patrix the 4th inclined-plane 306 and horizontal plane, equals 45 °; Angle between the second patrix the 4th inclined-plane 306 and the second patrix the 3rd vertical plane 307 is 135 °; Between second patrix the first inclined-plane 302, second patrix the second vertical plane 303 and second patrix the second inclined-plane 304, form a groove; On the second patrix the 4th inclined-plane 306, be provided with one section of projection with close one end, the second patrix the 3rd inclined-plane 305, arranging of this projection is mainly the bounce-back that prevents workpiece.
The lower part of the 3rd mold 4 is connected to form successively by the 3rd patrix the first vertical plane 401, the 3rd patrix the first horizontal plane 402, the 3rd patrix the second vertical plane 403, the 3rd patrix the first inclined-plane 404, the 3rd patrix the 3rd vertical plane 405, the 3rd patrix the second inclined-plane 406 and the 3rd patrix the 4th vertical plane 407; Angle between the first vertical plane 401 and the 3rd patrix the first horizontal plane 402 equals 90 °; Angle between the 3rd patrix the first horizontal plane 402 and the 3rd patrix the second vertical plane 403 equals 90 °; Angle between the 3rd patrix the second vertical plane 403 and the 3rd patrix the first inclined-plane 404 is 150 °; Angle between the 3rd patrix the first inclined-plane 404 and the 3rd patrix the 3rd vertical plane 405 is 150 °; Angle between the 3rd patrix the 3rd vertical plane 405 and the 3rd patrix the second inclined-plane 406 is 150 °; Angle between the 3rd patrix the second inclined-plane 406 and the 3rd patrix the 4th vertical plane 407 equals the angle between the 3rd patrix the 3rd vertical plane 405 and the 3rd patrix the second inclined-plane 406; Between the 3rd patrix the first inclined-plane 404, the 3rd patrix the 3rd vertical plane 405 and the 3rd patrix the second inclined-plane 406, form a groove.
The lower part of the 4th mold 5 is connected to form successively by the 4th patrix the first vertical plane 501, the 4th patrix the first inclined-plane 502, the 4th patrix the first horizontal plane 503, the 4th patrix the second inclined-plane 504, the 4th patrix the 3rd inclined-plane 505, the 4th patrix the 4th inclined-plane 506, the 4th patrix the second vertical plane 507, the 4th patrix the 5th inclined-plane 508 and the 4th patrix the 3rd vertical plane 509; Angle between described the 4th patrix the first vertical plane 501 and the 4th patrix the first inclined-plane 502 is 135 °; Angle sum between angle between the 4th patrix the first inclined-plane 502 and the 4th patrix the first horizontal plane 503 and the 4th patrix the first vertical plane 501 and the 4th patrix the first inclined-plane 502 equals 270 °; Angle between the 4th patrix the first horizontal plane 503 and the 4th patrix the second inclined-plane 504 is 150 °; Angle between the 4th patrix the second inclined-plane 504 and the 4th patrix the 3rd inclined-plane 505 is 60 °; Angle between the 4th patrix the 3rd inclined-plane 505 and the 4th patrix the 4th inclined-plane 506 equals 90 °; Angle between the 4th patrix the 4th inclined-plane 506 and the 4th patrix the second vertical plane 507 is 120 °; Angle between the 4th patrix the second vertical plane 507 and the 4th patrix the 5th inclined-plane 508 is 120; Between the 4th patrix the 5th inclined-plane 508 and the 4th patrix the 3rd vertical plane 509, angle equals the angle between the 4th patrix the second vertical plane 507 and the 4th patrix the 5th inclined-plane 508; The 4th patrix the 4th inclined-plane 506, the 4th patrix the second vertical plane 507 and the 4th patrix the 5th inclined-plane 508 form a groove.
The upper surface of bed die is provided with the first bed die groove 601, the second bed die groove 602 and the 3rd bed die groove 603; " V " type that is shaped as of the first bed die groove 601, the second bed die groove 602 and the 3rd bed die groove 603; The angle of the first bed die groove 601 equals the angle between the 4th patrix the second inclined-plane 504 and the 4th patrix the 3rd inclined-plane 505; The angle of the second bed die groove 602 equals the angle between the second patrix the 3rd inclined-plane 305 and the second patrix the 4th inclined-plane 306; The angle of the 3rd bed die groove 603 equals the angle between first patrix the second inclined-plane 204 and the first patrix the 3rd inclined-plane 205.The angle of the first bed die groove 601 equals 60 °.The angle of the second bed die groove 602 equals 90 °.The angle of the 3rd bed die groove 603 equals 30 °.
As shown in Fig. 7, Fig. 8, Fig. 9 and Figure 10, a kind of bending method of nine folding workpiece, the steps include:
(1) according to the total length selection material of workpiece to be processed, be divided into the 9th section 109 of workpiece first paragraph 101, workpiece second segment 102, the 3rd section 103 of workpiece, the 4th section 104 of workpiece, the 5th section 105 of workpiece, the 6th section 106 of workpiece, the 7th section 107 of workpiece, the 8th section 108 of workpiece and workpiece according to the length of every section again, at the intersection marking of every section;
(2) first use the second mold 3 to coordinate the second bed die groove 602 to roll over angle in 90 ° by between the 9th section 109 of the 8th section 108 of workpiece and workpiece, then roll over angle in 90 ° by between the 8th section 108 of the 7th section 107 of workpiece and workpiece, roll over angle in 90 ° by between the 7th section 107 of the 6th section 106 of workpiece and workpiece again, and now the 9th section 109 of workpiece is parallel with the 7th section 107 of workpiece, the 8th section 108 of workpiece is parallel with the 6th section 106 of workpiece;
(3) use the first mold 2 to coordinate the 3rd bed die groove 603 in the 4th section 104 of workpiece and the 5th section of 105 intersection bending of workpiece, the 4th section 104 of workpiece and workpiece are converted into 30 ° for the 5th section 105, as shown in Figure 7;
(4) use the second mold 3 to coordinate the second bed die groove 602 in workpiece second segment 102 and the 3rd section of 103 intersection bending of workpiece, by 90 ° to workpiece second segment 102 and the 3rd section of 103 foldings of workpiece;
(5) using the 3rd mold 4 that the angle between the 5th section 105 of the 4th section 104 and workpiece is flattened is 0 °, as shown in Figure 9; Now workpiece is close on workpiece second segment 102 for the 9th section 109;
(6) use the second mold 3 to coordinate the second bed die groove 602 in the 5th section 105 of workpiece and the 6th section of 106 intersection bending of workpiece, by the 5th section 105 of workpiece and the 6th section of 106 folding angle in 90 ° of workpiece, now the angle between the 4th section 104 of the 3rd section 103 of workpiece and workpiece also becomes 90 °;
(7) use the 4th mold 5 to coordinate the 3rd bed die groove 603 in workpiece first paragraph 101 and the 102 intersection bendings of workpiece second segment, workpiece first paragraph 101 and workpiece second segment 102 are converted into 60 °, as shown in figure 10; And then use the 3rd mold 4 to flatten, and workpiece first paragraph 101 and workpiece second segment 102 are converted into 0 °, now workpiece is clipped between workpiece first paragraph 101 and workpiece second segment 102 for the 9th section 109, obtains desired workpiece.
Embodiment 2
With embodiment 1, difference is that the order of step (7) and step (6) is exchanged.

Claims (8)

1. the bending machine die that nine folding workpiece are used, comprises bed die and mold, it is characterized in that: described mold comprises the first mold (2), the second mold (3), the 3rd mold (4) and the 4th mold (5);
The lower part of described the first mold (2) is connected to form successively by first patrix the first vertical plane (201), first patrix the first inclined-plane (202), first patrix the second vertical plane (203), first patrix the second inclined-plane (204), the first patrix the 3rd inclined-plane (205) and the first patrix the 3rd vertical plane (206); Angle between described first patrix the second vertical plane (203) and first patrix the second inclined-plane (204) is obtuse angle; Angle between first patrix the second inclined-plane (204) and the first patrix the 3rd inclined-plane (205) is acute angle; Angle between the first patrix the 3rd inclined-plane (205) and the first patrix the 3rd vertical plane (206) equals the angle between first patrix the second vertical plane (203) and first patrix the second inclined-plane (204); Angle between described first patrix the second inclined-plane (204) and horizontal plane equals the angle between the first patrix the 3rd inclined-plane (205) and horizontal plane;
The lower part of described the second mold (3) is connected to form successively by second patrix the first vertical plane (301), second patrix the first inclined-plane (302), second patrix the second vertical plane (303), second patrix the second inclined-plane (304), the second patrix the 3rd inclined-plane (305), the second patrix the 4th inclined-plane (306) and the second patrix the 3rd vertical plane (307); Angle between described second patrix the first vertical plane (301) and second patrix the first inclined-plane (302) is obtuse angle; Angle between described second patrix the first inclined-plane (302) and second patrix the second vertical plane (303) is obtuse angle; Angle between described second patrix the second vertical plane (303) and second patrix the second inclined-plane (304) is obtuse angle; Angle between described the second patrix the 3rd inclined-plane (305) and horizontal plane equals the angle between the second patrix the 4th inclined-plane (306) and horizontal plane; Angle between described the second patrix the 4th inclined-plane (306) and the second patrix the 3rd vertical plane (307) is obtuse angle; Between described second patrix the first inclined-plane (302), second patrix the second vertical plane (303) and second patrix the second inclined-plane (304), form a groove;
The lower part of the 3rd described mold (4) is connected to form successively by the 3rd patrix the first vertical plane (401), the 3rd patrix the first horizontal plane (402), the 3rd patrix the second vertical plane (403), the 3rd patrix the first inclined-plane (404), the 3rd patrix the 3rd vertical plane (405), the 3rd patrix the second inclined-plane (406) and the 3rd patrix the 4th vertical plane (407); Angle between described the first vertical plane (401) and the 3rd patrix the first horizontal plane (402) equals 90 °; Angle between described the 3rd patrix the first horizontal plane (402) and the 3rd patrix the second vertical plane (403) equals 90 °; Angle between described the 3rd patrix the second vertical plane (403) and the 3rd patrix the first inclined-plane (404) is obtuse angle; Angle between the 3rd described patrix the first inclined-plane (404) and the 3rd patrix the 3rd vertical plane (405) is obtuse angle; Angle between described the 3rd patrix the 3rd vertical plane (405) and the 3rd patrix the second inclined-plane (406) is obtuse angle; Angle between the 3rd described patrix the second inclined-plane (406) and the 3rd patrix the 4th vertical plane (407) equals the angle between the 3rd patrix the 3rd vertical plane (405) and the 3rd patrix the second inclined-plane (406); Between described the 3rd patrix the first inclined-plane (404), the 3rd patrix the 3rd vertical plane (405) and the 3rd patrix the second inclined-plane (406), form a groove;
The lower part of the 4th described mold (5) is connected to form successively by the 4th patrix the first vertical plane (501), the 4th patrix the first inclined-plane (502), the 4th patrix the first horizontal plane (503), the 4th patrix the second inclined-plane (504), the 4th patrix the 3rd inclined-plane (505), the 4th patrix the 4th inclined-plane (506), the 4th patrix the second vertical plane (507), the 4th patrix the 5th inclined-plane (508) and the 4th patrix the 3rd vertical plane (509); Angle between described the 4th patrix the first vertical plane (501) and the 4th patrix the first inclined-plane (502) is obtuse angle; Angle sum between angle and the 4th patrix the first vertical plane (501) and the 4th patrix the first inclined-plane (502) between described the 4th patrix the first inclined-plane (502) and the 4th patrix the first horizontal plane (503) equals 270 °; Angle between described the 4th patrix the first horizontal plane (503) and the 4th patrix the second inclined-plane (504) is obtuse angle; Angle between the 4th described patrix the second inclined-plane (504) and the 4th patrix the 3rd inclined-plane (505) is acute angle; Angle between described the 4th patrix the 3rd inclined-plane (505) and the 4th patrix the 4th inclined-plane (506) equals 90 °; Angle between described the 4th patrix the 4th inclined-plane (506) and the 4th patrix the second vertical plane (507) is obtuse angle; Angle between the 4th described patrix the second vertical plane (507) and the 4th patrix the 5th inclined-plane (508) is obtuse angle; Between the 4th described patrix the 5th inclined-plane (508) and the 4th patrix the 3rd vertical plane (509), angle equals the angle between the 4th patrix the second vertical plane (507) and the 4th patrix the 5th inclined-plane (508); Described the 4th patrix the 4th inclined-plane (506), the 4th patrix the second vertical plane (507) and the 4th patrix the 5th inclined-plane (508) form a groove;
The upper surface of described bed die is provided with the first bed die groove (601), the second bed die groove (602) and the 3rd bed die groove (603); " V " type that is shaped as of described the first bed die groove (601), the second bed die groove (602) and the 3rd bed die groove (603); The angle of the first described bed die groove (601) equals the angle between the 4th patrix the second inclined-plane (504) and the 4th patrix the 3rd inclined-plane (505); The angle of the second described bed die groove (602) equals the angle between the second patrix the 3rd inclined-plane (305) and the second patrix the 4th inclined-plane (306); The angle of the 3rd described bed die groove (603) equals the angle between first patrix the second inclined-plane (204) and the first patrix the 3rd inclined-plane (205).
2. the bending machine die that a kind of nine folding workpiece according to claim 1 are used, is characterized in that, the angle of the first described bed die groove (601) equals 60 °.
3. the bending machine die that a kind of nine folding workpiece according to claim 1 are used, is characterized in that, the angle of the second described bed die groove (602) equals 90 °.
4. the bending machine die that a kind of nine folding workpiece according to claim 1 are used, is characterized in that, the angle of the 3rd described bed die groove (603) equals 30 °.
5. the bending machine die of using according to a kind of nine folding workpiece described in any one in claim 1-4, is characterized in that, one end upper and that the second patrix the 3rd inclined-plane (305) is close, described the second patrix the 4th inclined-plane (306) is provided with one section of projection.
6. a bending method for nine folding workpiece, the steps include:
(1) according to the total length selection material of workpiece to be processed, be divided into workpiece first paragraph (101), workpiece second segment (102), workpiece the 3rd section of (103), workpiece the 4th section of (104), workpiece the 5th section of (105), workpiece the 6th section of (106), workpiece the 7th section of (107), workpiece the 8th section of (108) and the 9th section of workpiece (109) according to the length of every section again, at the intersection marking of every section;
(2) first will between workpiece the 8th section (108) and workpiece the 9th section (109), roll over angle in 90 °, then will between workpiece the 7th section (107) and workpiece the 8th section (108), roll over angle in 90 °, to between workpiece the 6th section (106) and workpiece the 7th section (107), roll over angle in 90 ° again, and now workpiece the 9th section of (109) and workpiece the 7th section (107) are parallel, workpiece the 8th section of (108) and workpiece the 6th section (106) are parallel;
(3) in workpiece the 4th section of (104) and the 5th section of (105) intersection bending of workpiece, workpiece the 4th section (104) and workpiece the 5th section (105) are converted into 30 °,
(4), in workpiece second segment (102) and the 3rd section of (103) intersection bending of workpiece, workpiece second segment (102) and workpiece the 3rd section (103) are rolled in 90 °;
(5) angle between the 4th section (104) and workpiece the 5th section (105) being flattened is 0 °; Now workpiece the 9th section (109) is close on workpiece second segment (102);
(6) in workpiece the 5th section of (105) and the 6th section of (106) intersection bending of workpiece, workpiece the 5th section (105) and workpiece the 6th section (106) are rolled over to angle in 90 °, and now the angle between workpiece the 3rd section (103) and workpiece the 4th section (104) also becomes 90 °;
(7) in workpiece first paragraph (101) and workpiece second segment (102) intersection bending, workpiece first paragraph (101) and workpiece second segment (102) are converted into acute angle, and then flatten, workpiece first paragraph (101) and workpiece second segment (102) are converted into 0 °, now workpiece the 9th section (109) is clipped between workpiece first paragraph (101) and workpiece second segment (102), obtains desired workpiece.
7. the bending method of a kind of nine folding workpiece according to claim 6, is characterized in that, is first that the acute angle that workpiece first paragraph (101) and workpiece second segment (102) are converted into is 60 ° in described step (7).
8. according to the bending method of a kind of nine folding workpiece described in claim 6 or 7, it is characterized in that, described step (7) and the order of step (6) are exchanged.
CN201410138410.2A 2014-04-08 2014-04-08 A kind of bending machine die of nine folding workpiece Active CN103878246B (en)

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CN104492982A (en) * 2014-12-24 2015-04-08 安徽长江机床制造(集团)有限公司 Machining method for doorjamb bending die
CN104624810A (en) * 2015-02-12 2015-05-20 航天科工哈尔滨风华有限公司 Bending die and bending method of pentagonal cabinet shell
CN105113714A (en) * 2015-08-19 2015-12-02 中国扬子集团滁州扬子门业有限公司 Protecting cabin standing column, bending die and bending method thereof
CN110788169A (en) * 2019-11-04 2020-02-14 苏州君菱机电有限公司 Bending process and bending equipment for elevator sill

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CN104438489A (en) * 2014-12-24 2015-03-25 安徽长江机床制造(集团)有限公司 Door frame, door frame bending die and bending method
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CN105113714A (en) * 2015-08-19 2015-12-02 中国扬子集团滁州扬子门业有限公司 Protecting cabin standing column, bending die and bending method thereof
CN110788169A (en) * 2019-11-04 2020-02-14 苏州君菱机电有限公司 Bending process and bending equipment for elevator sill
CN110788169B (en) * 2019-11-04 2020-12-15 苏州君菱机电有限公司 Bending process and bending equipment for elevator sill

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