CN110193555A - A kind of composite die - Google Patents
A kind of composite die Download PDFInfo
- Publication number
- CN110193555A CN110193555A CN201910627063.2A CN201910627063A CN110193555A CN 110193555 A CN110193555 A CN 110193555A CN 201910627063 A CN201910627063 A CN 201910627063A CN 110193555 A CN110193555 A CN 110193555A
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- China
- Prior art keywords
- die
- flange
- sliding wedge
- short
- blanking
- Prior art date
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Classifications
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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
- B21D37/08—Dies with different parts for several steps in a process
-
- 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
- B21D53/00—Making other particular articles
- B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
Abstract
The present invention relates to a kind of mold, especially a kind of composite die for collecting blanking, drawing, trimming, flange and discharging one belongs to mould design and manufacture field.Movement between blanking, drawing, trimming, flange and discharging each process orderly carries out, blanking process is successively carried out with drawing sequence first, trimming process is completed in edger movement after drawing sequence, then the flange to workpiece is completed, finally, the trolley wagon box of completion of processing is ejected from drawing punch-pin and realizes discharging by mandril rising；The characteristics of pressure of push rod acts on voussoir, changes direction using tapered wedges, so that stamping press from top to bottom, which drives flange die from bottom to top to move, completes overturning process.The utility model has the advantages that integrating five blanking, drawing, trimming, flange and discharging processes, does not need successively to carry out using multiple sets of molds, improve production efficiency, reduce die cost.
Description
Technical field
The present invention relates to a kind of mold, especially a kind of compound die for collecting blanking, drawing, trimming, flange and discharging one
Tool, belongs to mould design and manufacture field.
Background technique
Single-wheel barrow is very widely used in production and life, and low cost, maintenance are simple and convenient to operate, certainly
Heavy and light, can be very convenient in the lighter article of short-haul operation in the local work that motor vehicles inconvenience uses, and is indispensable
Few handbarrow, single-wheel barrow wagon box are one of main parts size of single-wheel barrow, structural schematic diagram such as Fig. 1 institute
Show, according to the design feature of single-wheel barrow wagon box, the processing of trolley wagon box is realized using stamping die.Stamping die is
In Cold Press Working, pressure is applied to material using the mold being mounted on press machine, it is made to generate separation or plastic deformation,
To obtain a kind of pressure processing method of required part, with short production cycle, the quality of production is good, stock utilization is high, warp
It helps the advantages that profitable.The processing of single-wheel barrow wagon box needs five blanking, drawing, trimming, flange and discharging processes, tradition
Production method need multiple sets of molds successively to carry out, production efficiency is low, die cost is high, therefore it provides a kind of collection blanking, draw
Depth, trimming, flange and discharging one composite die be those skilled in the art's technical problem urgently to be resolved.
Summary of the invention
In view of this, the technical problems to be solved by the present invention are: how to provide a kind of collection blanking, drawing, trimming, flange
With the composite die of discharging one, The technical solution adopted by the invention is as follows:
Four slidings are fixedly mounted in a kind of composite die, including lower die holder, upper die holder, die shank, the lower die holder upper surface
It is oriented to guide post, the slide-and-guide guide sleeve of four with the cooperation of slide-and-guide guide post, the mould is fixedly mounted in the upper die holder lower end surface
Handle is fixed in the center hole of upper die holder upper surface by the first screw, the upper die holder lower end by third screw successively with
Upper padding plate, blanking punch, blanking punch fixed plate are fixedly connected, the upper die holder lower end by the second screw successively with upper pad
Plate, drawing cavity plate are fixedly connected, the surrounding of the lower die holder upper end by the 4th screw successively with lower bottom base, lower bolster, blanking
Cavity plate is fixedly connected, and the middle position of the lower die holder upper end is successively fixed with lower bolster, drawing punch-pin by the 4th screw to be connected
It connects, straight pin is set on the lower die holder, the straight pin upper end is sequentially inserted into lower bolster and drawing punch-pin, first spiral shell
Nail, the second screw, third screw, the 4th screw are hexagon socket cap head screw, are set between the 4th screw and lower die holder
Horizontalization washer, the upper die holder, upper padding plate, setting accommodates the circular through hole of push rod on blanking punch, and the push rod can be in upper mold
Seat, upper padding plate slide up and down in the circular through hole on blanking punch, and setting accommodates on edger on the upper die holder, upper padding plate
The rectangular through-hole of portion's rectangular shaft, the drawing cavity plate is arranged in edger, under the blanking punch, push rod, drawing cavity plate
Hold neat, the upper end fixed installation stripper of the blanking die, setting cylinder hair style between the blanking die and stripper level with both hands
Fixed pin stop, the fixed pin stop of the cylinder hair style is fixedly mounted on blanking die, in the lower bolster and drawing punch-pin
The through-hole for accommodating mandril is set, and the mandril upper surface is concordant with drawing punch-pin upper surface, is slidably installed two on the lower bolster
A short sliding wedge and two long sliding wedges, two short sliding wedges and two long sliding wedges are symmetrically installed
On lower bolster, the angle between adjacent short sliding wedge and long sliding wedge is 90 °, the short sliding wedge and long slide wedge
Block height is equal, and be slidably installed flange die, the flange die lower end and short sliding wedge, long slide wedge on the outside of the drawing punch-pin
Flange die block, flange die block lower end and lower bolster upper end is fixedly mounted in block contact, the blanking die inside lower end
Fitting, the blanking die inside activity install voussoir, circle are installed between the upper voussoir lower end and flange die block upper end
Column helical spring.
The composite die further includes reject chute, and the reject chute is located at flange die, in the space that upper voussoir surrounds, described
The lower end of reject chute is bonded with the upper surface of short sliding wedge and long sliding wedge.
The lower bolster includes lower bolster main body, and central plate is fixedly mounted in the hole bottom surface in lower bolster main center hole,
The central plate upper surface is concordant with lower bolster main body upper surface, and four fanning strips are fixedly mounted in the central plate surrounding, adjacent
Fanning strip between formed for installing two short gaps of short sliding wedge and for installing long sliding wedge it is two long lack
Mouthful.
The section of the long sliding wedge and shape, the size in short sliding wedge section are equal, the short sliding wedge
Upper plane be bonded with reject chute lower end surface, end in contact under the inclined-plane of the short sliding wedge and upper plane and flange die is described
The side plane of short sliding wedge is bonded with the side plane of fanning strip, on the inside of the outer end face and flange die block of the short sliding wedge
Face paste is closed.
The flange die block includes flange die block bending section, turns over what flange die block bending section one end was fixedly connected
The long rectangular section of side mode block, the short rectangular section of flange die block being fixedly connected with the flange die block bending section other end, it is described to turn over
Side mode block bending section, the long rectangular section of flange die block, the short rectangular section of flange die block upper surface middle position be respectively provided with and turn over
Side mode block circular groove.
The upper voussoir includes upper voussoir main body, and the lower end of the upper voussoir main body is fixedly mounted two symmetrically arranged small
Voussoir and two symmetrically arranged big voussoirs, the cylindrically coiled spring upper end are fixedly mounted on voussoir lower body face, institute
It states cylindrically coiled spring lower end and is fixedly mounted on flange die block circular groove slot bottom, the length of the small voussoir and short slide wedge
The equal length of block and it is located above short sliding wedge, the length of the big voussoir and the equal length of long sliding wedge and is located at
Above long sliding wedge, the length of the small voussoir is with the equal length of the short rectangular section of flange die block and positioned at flange die block
Short rectangular section inside front, the length of the big voussoir are kept off with the equal length of the long rectangular section of flange die block and positioned at flange die
The long rectangular section inside front of block.
The present invention has the advantage that
(1) integrate five blanking, drawing, trimming, flange and discharging processes, do not need using multiple sets of molds successively into
Row, improves production efficiency, reduces die cost；
(2) pressure of push rod acts on voussoir, and upper voussoir compression cylindrically coiled spring downlink pushes short sliding wedge, length
Sliding wedge pushes flange die to transport upwards to short sliding wedge mobile close to the direction of drawing punch-pin, mobile, long sliding wedge
It is dynamic to complete overturning process, the characteristics of changing direction using tapered wedges so that stamping press from top to bottom drive flange die by lower and
Overturning process is completed in upper movement；
(3) cylindrically coiled spring is installed between voussoir lower end and flange die block upper end on, upper voussoir is in cylindrical screw bullet
Reset can be moved upwards under the rebound effect of spring；
(4) flange die lower end is contacted with short sliding wedge, long sliding wedge, two short sliding wedges and two long slide wedges
Block is symmetrically mounted on lower bolster, and the angle between adjacent short sliding wedge and long sliding wedge is 90 °, long sliding wedge
Shape, the size in section and short sliding wedge section are equal, so that flange die lower end connects with short sliding wedge, long sliding wedge
It touches more steady.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1: single-wheel barrow wagon box structural schematic diagram；
A kind of Fig. 2: schematic cross-sectional view of composite die of the present invention；
Enlarged structure schematic diagram in Fig. 3: Fig. 2 at A；
A kind of Fig. 4: edger structural schematic diagram of composite die of the present invention；
Fig. 5: structural schematic diagram at a kind of lower bolster of composite die of the present invention；
A kind of Fig. 6: lower bolster plate structure schematic diagram of composite die of the present invention；
A kind of Fig. 7: short sliding wedge structural schematic diagram of composite die of the present invention；
A kind of Fig. 8: long sliding wedge structural schematic diagram of composite die of the present invention；
A kind of Fig. 9: waste material slot structure schematic diagram of composite die of the present invention；
A kind of Figure 10: flange die schematic cross-sectional view of composite die of the present invention；
Figure 11: structural schematic diagram at a kind of cylindrically coiled spring of composite die of the present invention；
A kind of Figure 12: flange die stop block structure schematic diagram of composite die of the present invention；
A kind of Figure 13: upper wedge structure schematic diagram of composite die of the present invention.
Symbol description:
1, lower die holder, 2, lower bottom base, 3, lower bolster, 4, slide-and-guide guide post, 5, blanking die, 6, the fixed gear of cylinder hair style
Material pin, 7, slide-and-guide guide sleeve, 8, stripper, 9, upper die holder, 10, blanking punch, 11, upper padding plate, 12, push rod, 13, trimming
Mould, 14, die shank, the 15, first screw, the 16, second screw, 17, third screw, 18, drawing cavity plate, 19, blanking punch fixed plate,
20, upper voussoir, 21, cylindrically coiled spring, 22, flange die block, 23, short sliding wedge, 24, flange die, 25, drawing punch-pin,
26, mandril, 27, straight pin, 28, reject chute, the 29, the 4th screw, 30, plain washer, 31, long sliding wedge, 301, lower bolster master
Body, 302, central plate, 303, fanning strip, 304, short gap, 305, long nick, 2001, upper voussoir main body, 2002, small voussoir,
2003, big voussoir, 2201, flange die block bending section, 2202, flange die block circular groove, 2203, the long square of flange die block
Shape section, 2204, the short rectangular section of flange die block, 2301, upper plane, 2302, inclined-plane, 2303, side plane, 2304, outer end face.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Description and claims of this specification and term " first " in above-mentioned attached drawing, " second ", etc. be for area
Not similar object, without being used to describe a particular order or precedence order.It should be understood that the data used in this way are appropriate
In the case of can be interchanged, so that the embodiment of the present invention described herein for example can be with that in addition to illustrating or describing herein
Sequence other than a little is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that covering is non-exclusive
Include, for example, the process, method, system, product or equipment for containing a series of steps or units are not necessarily limited to clearly arrange
Those of out step or unit, but may include be not clearly listed or it is solid for these process, methods, product or equipment
The other step or units having.
The invention will be further described with example with reference to the accompanying drawing:
As shown in Figure 2-5, a kind of composite die, including lower die holder 1, upper die holder 9, die shank 14,1 upper surface of lower die holder are solid
Dingan County fills four slide-and-guide guide posts 4, exemplary, and the die holder hole on 4 lower end of slide-and-guide guide post and lower die holder 1 is interference fitted,
Four slide-and-guide guide sleeves 7 cooperated with slide-and-guide guide post 4 are fixedly mounted in 9 lower end surface of upper die holder, and exemplary, slide-and-guide is led
The die holder hole covered on 7 upper ends and upper die holder 9 is interference fitted, and die shank 14 is fixed on 9 upper surface of upper die holder by the first screw 15
It is exemplary in center hole, 15 circumference of the first screw be arranged four, 9 lower end of upper die holder by third screw 17 successively with upper pad
Plate 11, blanking punch 10, blanking punch fixed plate 19 are fixedly connected, exemplary, and 17 circumference of third screw is arranged six, upper die holder
9 lower ends are successively fixedly connected with upper padding plate 11, drawing cavity plate 18 by the second screw 16, and exemplary, the second screw 16 is symmetrically set
Two are set, the surrounding of 1 upper end of lower die holder is successively fixed with lower bottom base 2, lower bolster 3, blanking die 5 by the 4th screw 29 to be connected
It connects, the middle position of 1 upper end of lower die holder is successively fixedly connected with lower bolster 3, drawing punch-pin 25 by the 4th screw 29, example
, six the 4th screws 29 are arranged in 1 surrounding of lower die holder, and intermediate symmetry is arranged two the 4th screws 29, cylinder is arranged on lower die holder 1
Pin 27,27 upper end of straight pin is sequentially inserted into lower bolster 3 and drawing punch-pin 25, exemplary, and straight pin 27 is two arranged symmetrically, the
One screw 15, the second screw 16, third screw 17, the 4th screw 29 are hexagon socket cap head screw, and the 4th screw 29 is under
Plain washer 30 is set between die holder 1, the 4th screw 29 is effectively prevent to loosen, upper die holder 9, upper padding plate 11 are set on blanking punch 10
Set accommodate push rod 12 circular through hole, push rod 12 can be in the circular through hole on upper die holder 9, upper padding plate 11, blanking punch 10 on
Lower slider, setting accommodates the rectangular through-hole of 13 Upper rectangular bar of edger on upper die holder 9, upper padding plate 11, and drawing cavity plate 18 is arranged
In edger 13, edger 13 can be slided up and down, and blanking punch 10, push rod 12, the lower end of drawing cavity plate 18 are concordant, and blanking is recessed
Stripper 8 is fixedly mounted in the upper end of mould 5, and the gap between stripper 8 and blanking die 5 is fixed, blanking die 5 and stripper 8
Between the fixed pin stop 6 of setting cylinder hair style, the fixed pin stop 6 of cylinder hair style is fixedly mounted on blanking die 5, lower bolster 3
The through-hole of mandril 26 is accommodated with setting in drawing punch-pin 25,26 upper surface of mandril is concordant with 25 upper surface of drawing punch-pin, mandril 26
It can slide up and down, the mandril 26 of upward sliding can jack up the workpiece covered on drawing punch-pin 25, be slidably installed on lower bolster 3 two
Short sliding wedge 23 and two long sliding wedge 31, two short sliding wedge 23 and two long sliding wedge 31 are symmetrically mounted on
On lower bolster 3, the angle between adjacent short sliding wedge 23 and long sliding wedge 31 is 90 °, short sliding wedge 23 and long sliding
31 height of voussoir is equal, and be slidably installed flange die 24 on the outside of drawing punch-pin 25, and the inner wall of flange die 24 is bonded with drawing punch-pin 25
And flange die 24 can be slided up and down along drawing punch-pin 25,24 lower end of flange die connects with short sliding wedge 23, long sliding wedge 31
Touching, flange die block 22 is fixedly mounted in 5 inside lower end of blanking die, exemplary, the outer wall and blanking die 5 of flange die block 22
Inner wall interference fit, 22 lower end of flange die block are bonded with 3 upper end of lower bolster, and voussoir 20 is installed in 5 inside activity of blanking die,
Cylindrically coiled spring 21 is installed, upper voussoir 20 can be along blanking die 5 between upper 20 lower end of voussoir and 22 upper end of flange die block
Inner wall slides up and down.
As shown in figures 2-3, the composite die of the embodiment of the present invention further includes reject chute 28, and reject chute 28 is located at flange die
24, in the space that upper voussoir 20 surrounds, the upper end face paste of the lower end of reject chute 28 and short sliding wedge 23 and long sliding wedge 31
It closing, the waste material that edger 13 is cut is fallen into reject chute 28, and the outside wall surface of 28 side of reject chute is bonded with 24 outside wall surface of flange die,
The outside wall surface of 28 other side of reject chute is bonded with upper voussoir 20, the process that upper voussoir 20 slides up and down always with 28 outer wall of reject chute
Face contact, reject chute 28 and upper voussoir 20, cylindrically coiled spring 21, flange die block 22, short sliding wedge 23, long sliding wedge
31, flange die 24 constitutes flange body.
As shown in Fig. 5~6, lower bolster 3 includes lower bolster main body 301, and the hole bottom surface of 301 centre bore of lower bolster main body is fixed
Installation center plate 302,302 upper surface of central plate is concordant with 301 upper surface of lower bolster main body, exemplary, 301 He of lower bolster main body
Central plate 302 can be fixed by welding manner or be processed for integral type, and four fanning strips 303 are fixedly mounted in 302 surrounding of central plate,
It is formed between adjacent fanning strip 303 for installing two short gaps 304 of short sliding wedge 23 and for installing long slide wedge
Two long nicks 305 of block 31, exemplary, central plate 302 and fanning strip 303 can be fixed by welding manner or be added for integral type
Work.
As shown in Fig. 7~10, the section of long sliding wedge 31 and shape, the size in short 23 section of sliding wedge are equal,
The length of long sliding wedge 31 is greater than the length of short sliding wedge 23, under the upper plane 2301 of short sliding wedge 23 and reject chute 28
End face fitting, the lower end in contact in the inclined-plane 2302 and upper plane 2301 and flange die 24 of short sliding wedge 23, short sliding wedge 23
Side plane 2303 is bonded with the side plane of fanning strip 303,22 inside of outer end face 2304 and flange die block of short sliding wedge 23
Face paste is closed, and is contacted in the middle part of short sliding wedge 23 and 28 short side of reject chute, is contacted in the middle part of long sliding wedge 31 and 28 long side of reject chute.
As shown in Figure 11~12, flange die block 22 includes that flange die block bending section 2201 and flange die block are bent
The long rectangular section 2203 of flange die block and 2201 other end of flange die block bending section that 2201 one end of section are fixedly connected are fixed to be connected
The short rectangular section 2204 of the flange die block connect, four sections of flange die block bending sections, 2201, two sections of long rectangular sections of flange die block
2203 and the short rectangular section 2204 of two sections of flange die blocks surround ring structure, exemplary, flange die block bending section 2201 turns over
The long rectangular section 2203 of side mode block, the short rectangular section 2204 of flange die block are that integral type is processed, flange die block bending section 2201,
The long rectangular section 2203 of flange die block, the short rectangular section 2204 of flange die block upper surface middle position be respectively provided with flange die block
Circular groove 2202.
As shown in Figure 11~13, upper voussoir 20 includes upper voussoir main body 2001, the fixed peace in the lower end of upper voussoir main body 2001
Fill two symmetrically arranged small voussoirs 2002 and two symmetrically arranged big voussoirs 2003, exemplary, small voussoir 2002 and upper wedge
Block main body 2001 can be fixed by welding manner, and big voussoir 2003 and upper voussoir main body 2001 can be fixed by welding manner, circle
21 upper end of column helical spring is fixedly mounted on 2001 lower end surface of voussoir main body, and 21 lower end of cylindrically coiled spring, which is fixedly mounted on, to be turned over
2202 slot bottom of side mode block circular groove, the equal length of the length of small voussoir 2002 and short sliding wedge 23 and is located at short sliding
The equal length of the top of voussoir 23, the length of big voussoir 2003 and long sliding wedge 31 and it is located at long 31 top of sliding wedge, on
In the vertical folding process of voussoir 20, the inclined-plane in 23 outside of the inclined-plane of 2002 lower end of small voussoir moved down vertically and short sliding wedge
2302 contact and push short sliding wedge 23 to mobile, 2003 lower end of big voussoir moved down vertically close to the direction of drawing punch-pin 25
Inclined-plane contacted with long sliding wedge 31 and push long sliding wedge 31 mobile to the direction close to drawing punch-pin 25, to close to drawing
The mobile short sliding wedge 23 in deep 25 direction of punch-pin and long sliding wedge 31 push flange die 24 to move upwards together, small voussoir
2002 length is with the equal length of the short rectangular section 2204 of flange die block and positioned at short 2204 inside of rectangular section of flange die block
Top, the length of big voussoir 2003 is with the equal length of the long rectangular section 2203 of flange die block and positioned at the long rectangle of flange die block
2203 inside fronts of section.
The present invention connect use with open type twin columns power press with fixed bed JA21-200, when the invention works:
(1) the steel plate billot cut leans on guide pin guide, and the fixed pin stop 6 of cylinder hair style positions, with press machine band
14 downlink of dynamic model handle, blanking punch 10 and blanking die 5 act on steel plate billot and start blanking process with by trolley wagon box
Blank, which is punched out, to be come, and continues to push blank downlink after the completion of blanking, at the same drawing punch-pin 25 and drawing cavity plate 18 start to work into
Row drawing sequence, when blanking punch fixed plate 19 is contacted with 8 upper surface of stripper, drawing sequence is completed；
(2) after the completion of drawing sequence, edger 13 starts to move downward simultaneously under the pressure effect of 13 engine of edger
Trimming process is completed, so that trolley wagon box is uniform for the material of overturning process, the waste material that edger 13 is cut falls into reject chute
In 28, edger 13 is withdrawn after trimming, and trimming process is completed；
(3) after the completion of trimming process, push rod 12 is under the pressure effect of 12 engine of push rod along upper die holder 9, upper padding plate
11, it the circular through hole slide downward on blanking punch 10 and passes through stripper 8 and acts on voussoir 20, upper voussoir 20 compresses cylinder
21 downlink of helical spring pushes short sliding wedge 23, the direction of long sliding wedge 31 to close drawing punch-pin 25 mobile, mobile
Short sliding wedge 23, long sliding wedge 31 push flange die 24 to move upwards and complete overturning process, keep after a certain period of time, flange
Process is completed, and trolley wagon box is stamping；
(4) with 14 uplink of die shank, 18 uplink of drawing cavity plate is detached from workpiece, and mandril 26 is made in the pressure of 26 engine of mandril
It is moved up under along the through-hole on lower bolster 3 and drawing punch-pin 25 and ejects workpiece, push rod 12 is withdrawn, and upper voussoir 20 is in circle
Reset, hand-reset flange die 24, short sliding wedge 23 and long sliding are moved upwards under the rebound effect of column helical spring 21
Voussoir 31.
Movement between blanking of the invention, drawing, trimming, flange and discharging each process orderly carries out, first blanking work
Sequence is successively carried out with drawing sequence, and trimming process is completed in the movement of edger 13 after drawing sequence, is then completed to workpiece
Flange, finally, the trolley wagon box of completion of processing is ejected from drawing punch-pin 25 and realizes discharging by the rising of mandril 26.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (6)
1. a kind of composite die, including lower die holder, upper die holder, die shank, it is characterised in that: the lower die holder upper surface is fixedly mounted
Four slide-and-guide guide posts, the upper die holder lower end surface is fixedly mounted four and the slide-and-guide of slide-and-guide guide post cooperation is led
Set, the die shank are fixed in the center hole of upper die holder upper surface by the first screw, and the upper die holder lower end passes through third
Screw is successively fixedly connected with upper padding plate, blanking punch, blanking punch fixed plate, the upper die holder lower end by the second screw according to
It is secondary to be fixedly connected with upper padding plate, drawing cavity plate, the surrounding of the lower die holder upper end by the 4th screw successively with lower bottom base, underlay
Plate, blanking die are fixedly connected, the middle position of the lower die holder upper end by the 4th screw successively with lower bolster, drawing punch-pin
It is fixedly connected, straight pin is set on the lower die holder, and the straight pin upper end is sequentially inserted into lower bolster and drawing punch-pin, described
First screw, the second screw, third screw, the 4th screw are hexagon socket cap head screw, the 4th screw and lower die holder
Between plain washer is set, the upper die holder, upper padding plate, setting accommodates the circular through hole of push rod on blanking punch.The push rod can
It is slided up and down in the circular through hole on upper die holder, upper padding plate, blanking punch, setting is accommodated and cut on the upper die holder, upper padding plate
The rectangular through-hole of side mode Upper rectangular bar, the drawing cavity plate are arranged in edger, and the blanking punch, push rod, drawing are recessed
The lower end of mould is concordant, and stripper is fixedly mounted in the upper end of the blanking die, and circle is arranged between the blanking die and stripper
Column head type fixes pin stop, and the fixed pin stop of the cylinder hair style is fixedly mounted on blanking die, the lower bolster and drawing
Setting accommodates the through-hole of mandril in punch-pin, and the mandril upper surface is concordant with drawing punch-pin upper surface.It is slided on the lower bolster
Two short sliding wedges are installed and two long sliding wedges, two short sliding wedges and two long sliding wedges are right
Title is mounted on lower bolster, and the angle between adjacent short sliding wedge and long sliding wedge is 90 °, the short sliding wedge and length
Sliding wedge height is equal, and be slidably installed flange die, the flange die lower end and short sliding wedge, length on the outside of the drawing punch-pin
Flange die block, flange die block lower end and underlay is fixedly mounted in sliding wedge contact, the blanking die inside lower end
The fitting of plate upper end, voussoir is installed in the blanking die inside activity, between the upper voussoir lower end and flange die block upper end
Cylindrically coiled spring is installed.
2. a kind of composite die according to claim 1, it is characterised in that: the composite die further includes reject chute, institute
It states waste material grass and is located at flange die, in the space that upper voussoir surrounds, the lower end of the waste material grass and short sliding wedge and long slide wedge
The upper surface of block is bonded.
3. a kind of composite die according to claim 1 or 2, it is characterised in that: the lower bolster includes lower bolster main body,
Central plate, the central plate upper surface and lower bolster main body upper surface is fixedly mounted in the hole bottom surface in lower bolster main center hole
Concordantly, four fanning strips are fixedly mounted in the central plate surrounding, are formed between adjacent fanning strip for installing short sliding wedge
Two short gaps and two long nicks for installing long sliding wedge.
4. one kind according to claim 1, it is characterised in that: the section of the long sliding wedge and short sliding wedge section
Shape, size be equal, the upper plane of the short sliding wedge is bonded with reject chute lower end surface, the short sliding wedge it is oblique
End in contact under face and upper plane and flange die, the side plane of the short sliding wedge is bonded with the side plane of fanning strip, described short
The outer end face of sliding wedge is bonded with flange die block inboard side.
5. one kind according to claim 4, it is characterised in that: the flange die block include flange die block bending section,
The long rectangular section of flange die block and the flange die block bending section other end being fixedly connected with flange die block bending section one end are solid
Surely the short rectangular section of flange die block connected, the flange die block bending section, the long rectangular section of flange die block, flange die block
The upper surface middle position of short rectangular section is respectively provided with flange die block circular groove.
6. a kind of composite die according to claim 1 or 4, it is characterised in that: the upper voussoir includes upper voussoir main body,
Two symmetrically arranged small voussoirs and two symmetrically arranged big voussoirs, the circle is fixedly mounted in the lower end of the upper voussoir main body
Column helical spring upper end is fixedly mounted on voussoir lower body face, and the cylindrically coiled spring lower end is fixedly mounted on flange die
Block circular groove slot bottom, the equal length of the length of the small voussoir and short sliding wedge 23 and is located on short sliding wedge
Side, the equal length of the length of the big voussoir and long sliding wedge 31 and is located above long sliding wedge, the small voussoir
The equal length of length and the short rectangular section of flange die block and it is located at the short rectangular section inside front of flange die block, the big voussoir
Length and the long rectangular section of flange die block equal length and be located at the long rectangular section inside front of flange die block.
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| CN201910627063.2A CN110193555B (en) | 2019-07-12 | 2019-07-12 | Composite die |
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| CN201910627063.2A CN110193555B (en) | 2019-07-12 | 2019-07-12 | Composite die |
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| CN110193555B CN110193555B (en) | 2020-07-21 |
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Cited By (1)
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| Publication number | Publication date |
|---|---|
| CN110193555B (en) | 2020-07-21 |
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