CN104289591B - A kind of hydraulic test for the shaping of aluminium alloy drawing extrusion cladding - Google Patents
A kind of hydraulic test for the shaping of aluminium alloy drawing extrusion cladding Download PDFInfo
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- CN104289591B CN104289591B CN201410513345.7A CN201410513345A CN104289591B CN 104289591 B CN104289591 B CN 104289591B CN 201410513345 A CN201410513345 A CN 201410513345A CN 104289591 B CN104289591 B CN 104289591B
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Abstract
A kind of hydraulic test for the shaping of aluminium alloy drawing extrusion cladding；Including frame, hydraulic system and shaping dies, hydraulic system and shaping dies are arranged in the frame；The hydraulic system includes master cylinder and walking beam, the piston rod of the master cylinder and being fixedly connected for walking beam, and the hydraulic system is fixedly connected with the shaping dies；When the punch-pin touches the alloy plate material for needing to be extruded by drawing, the flanging cylinder pushes down the periphery of the alloy plate material；After the alloy plate material is pressed into aluminium alloy extrusions by the punch-pin, the stripper is driven by the material returned cylinder and the aluminium alloy extrusions up is ejected into cavity plate.Aluminum alloy part drawing, the processing technology of extruding are completed in same equipment, the process-cycle of part is shortened, production cost is reduced, production efficiency is improve.
Description
Technical field
Aluminium alloy former field of the present invention, particularly a kind of energy application aluminium alloy drawing extrusion cladding forming technology
Hydraulic test.
Background technology
Drawing and extruding are the conventional manufacturing process of aluminum alloy part.In the production of hardware, often with deep-drawing technique
The production more uniform aluminium alloy tube kind part of wall thickness, and extrusion process is then used for shaping the part that wall thickness changes requirement.Tradition
Production technology and equipments, typically a kind of forming technology can only be completed in in-process, when needing to be processed with multiple techniques
During part, increasing operation means to increase other equipment and mould, and the production cycle of part increases, is produced into increase therewith
This while, greatly reduces production efficiency.Therefore, when needing to produce an aluminum alloy part by drawing and extrusion process
When, traditional hydraulic test can not carry out two above technique simultaneously in single equipment, seriously hinder this class product
The decline of cost and the lifting of efficiency.
The content of the invention
Regarding to the issue above, it is an object of the invention to propose one kind can be used for alloy plate material drawing, extrusion cladding into
The hydraulic test of shape technique, solves the high processing costs of conventional aluminum Alloy Forming processing hydraulic equipment, the low problem of efficiency.
It is that, up to this purpose, the present invention uses following technical scheme：1st, it is a kind of for aluminium alloy drawing extrusion cladding shaping
Hydraulic test, it is characterised in that：Including frame, hydraulic system and shaping dies, hydraulic system and shaping dies are arranged on described
In frame；The hydraulic system includes master cylinder and walking beam, and the piston rod of the master cylinder is fixedly connected with walking beam, described
Hydraulic system is fixedly connected with the shaping dies；
The shaping dies includes punch assemblies and cavity plate component；
The punch assemblies include flanging cylinder and punch-pin, and the flanging cylinder is fixed on the walking beam by connecting plate,
The connecting plate is fixed on the walking beam, and the fixing end of the punch-pin is provided with punch connecting seat, and the punch connecting seat is installed
In the connecting plate；
The piston rod end face of the flanging cylinder is provided with blank holder, and the flanging cylinder is tubular structure, the flanging cylinder
Piston rod is provided with hollow cavity, and the flanging cylinder is sleeved on outside the punch connecting seat and punch-pin, and the flanging cylinder and punch-pin
Install to form coaxial blank body for coaxial line, the madial wall of the flanging cylinder, the lateral wall of punch connecting seat, flanging cylinder
The cavity of annular is constituted between the end face of piston rod and the end face of connecting plate；The external diameter of the punch-pin is less than the flanging cylinder
The internal diameter of piston rod hollow cavity, the inner ring diameter of the blank holder is interior less than the piston rod hollow cavity of the flanging cylinder
Footpath so that the punch-pin can be slided along the inner ring of the blank holder；
The cavity plate component include cavity plate, stripper, material returned bar and material returned cylinder, the cavity plate be arranged on punch-pin just under
Side, the stripper is fixed on the material returned bar located at the inside of the cavity plate, the stripper, and the material returned bar is moved back by described
Material cylinder drives；
The side wall of the punch-pin is provided with fillet with the position that lower surface crosses, and the cavity plate is provided with shape with the punch-pin
The adaptable cavity of exterior contour；When the punch-pin touches the alloy plate material for needing to be extruded by drawing, the flanging cylinder
The periphery of the alloy plate material is pushed down；It is described after the alloy plate material is pressed into aluminium alloy extrusions by the punch-pin
Stripper is driven by the material returned cylinder and the aluminium alloy extrusions up is ejected into cavity plate.
Further, the hydraulic system, punch assemblies and cavity plate component are successively set on according to order from top to bottom
The frame, the master cylinder is fixed on the frame and drives downwards, and the flanging cylinder is arranged on the lower flat of the walking beam
Face, the punch-pin is arranged on the lower plane of the walking beam.
Further, the punch assemblies, cavity plate component and hydraulic system are successively set on according to order from top to bottom
The frame, the master cylinder is fixed on the frame and drives up, and the flanging cylinder is arranged on the frame, the punch-pin
It is arranged on the frame.
Further, the fixing end of the punch-pin is provided with punch connecting seat.
Further, the fixing end of the cavity plate is provided with lower mold backing plate.
Further, the fixing end of the flanging cylinder is provided with connecting plate.
Further, the upper surface of the cavity plate is provided with locating piece, and the locating piece is arranged at the correspondence blank holder
Position, when the punch-pin carries out drawing to alloy plate material to be extruded, the blank holder and locating piece are by the aluminium alloy plate
The side end of material is fixed and clamped.
Further, the both sides of the punch assemblies are provided with main guiding mechanism, and the main guiding mechanism is guide colume type or leads
Rail or column, the two ends of walking beam are arranged on the main guiding mechanism in the punch assemblies.
Further, the both sides of the flanging cylinder are provided with side cylinder guiding mechanism, the side cylinder guiding mechanism be guide colume type or
Guide tracked or column, the piston rod two ends of the flanging cylinder are arranged on the side cylinder guiding mechanism.
A kind of hydraulic test for the shaping of aluminium alloy drawing extrusion cladding of the invention, by punch-pin in hydraulic system
Master cylinder drive under by aluminium alloy plate squash type, flanging cylinder suppresses the two ends of alloy plate material, and the bottom of punch-pin is by aluminium alloy plate
Middle part drive downwards, so as to by the material drawing of two side positions in the middle part of the aluminium alloy plate, after punch-pin and cavity plate matched moulds,
Aluminium alloy plate can be extruded；Therefore aluminum alloy part drawing, the processing technology of extruding, contracting are completed in same equipment
The short process-cycle of part, production cost is reduced, improve production efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of hydraulic system and punch assemblies in the present invention；
Fig. 2 is the structural representation of concave membrane module of the present invention；
Fig. 3 is the assembling structure schematic diagram of one embodiment in the present invention.
Wherein：1 is frame, and 2 is master cylinder, and 3 is walking beam；
40 is punch assemblies, and 4 is punch-pin, and 6 is flanging cylinder；
50 is cavity plate component, and 5 is cavity plate, and 7 is stripper, and 8 is material returned bar, and 9 is material returned cylinder；
10 is connecting plate；11 is blank holder, and 12 is locating piece, and 13 is punch connecting seat, and 14 is lower mold backing plate, and 15 is leading
To mechanism, 16 is flanging guiding mechanism；
100 is alloy plate material.
Specific embodiment
Further illustrate technical scheme below in conjunction with the accompanying drawings and by specific embodiment.
As shown in Figures 1 and 2, a kind of hydraulic test for the shaping of aluminium alloy drawing extrusion cladding；Including frame 1, liquid
Pressure system and shaping dies, hydraulic system and shaping dies are arranged in the frame 1；The hydraulic system includes master cylinder 2
With walking beam 3, the piston rod of the master cylinder 2 is fixedly connected with walking beam 3, and the hydraulic system is fixed with the shaping dies
Connection；
The shaping dies includes punch assemblies 40 and cavity plate component 50；
The punch assemblies include flanging cylinder 6 and punch-pin 4, and the flanging cylinder 6 is fixed on the activity by connecting plate 10
On beam 3, the connecting plate 10 is fixed on the walking beam 3, and the fixing end of the punch-pin 4 is provided with punch connecting seat 13, described convex
Mould connecting seat 13 is arranged on the connecting plate 10；
The piston rod end face of the flanging cylinder 6 is provided with blank holder 11, and the flanging cylinder 6 is tubular structure, the flanging
The piston rod of cylinder 6 is provided with hollow cavity, and the flanging cylinder 6 is sleeved on outside the punch connecting seat 13 and punch-pin 4, and the flanging
Cylinder 6 and punch-pin 4 are that coaxial line is installed to form coaxial blank body, the madial wall of the flanging cylinder 6, punch connecting seat 13 it is outer
The cavity of annular is constituted between the end face of side wall, the end face of the piston rod of flanging cylinder 6 and connecting plate 10；Outside the punch-pin 4
Less than the internal diameter of the piston rod hollow cavity of the flanging cylinder 6, the inner ring diameter of the blank holder 11 is less than the flanging cylinder 6 in footpath
Piston rod hollow cavity internal diameter so that the punch-pin 4 can along the blank holder 11 inner ring slide；
The cavity plate component 50 includes cavity plate 5, stripper 7, material returned bar 8 and material returned cylinder 9, and the cavity plate 5 is arranged on punch-pin 4
Underface；The stripper 7 is fixed on the material returned bar 8, the material returned located at the inside of the cavity plate 5, the stripper 7
Bar 8 is driven by the material returned cylinder 9；
The side wall of the punch-pin 4 is provided with fillet with the position that lower surface crosses, and the cavity plate 5 is provided with shape with the punch-pin
The adaptable cavity of 4 exterior contour；When the punch-pin 4 touches the aluminium conjunction extruded by drawing under the drive of the walking beam 3
During golden plate material 100, the flanging cylinder 6 pushes down the periphery of the alloy plate material 100；When the alloy plate material 100 is by institute
State after punch-pin 4 is pressed into aluminium alloy extrusions, the stripper 7 is driven the aluminium alloy extrusions top up by the material returned cylinder 9
Go out cavity plate 5.
The piston rod end face of the flanging cylinder 6 is provided with blank holder 11, because the piston rod of flanging cylinder 6 will be moved down and aluminium
The contact of alloy plate 100 produces extruding force, if being the piston rod end face and aluminium alloy plate of flanging cylinder 6 without blank holder 11
Expect 100 directly contacts, in the presence of extruding force, abrasion easily is produced to piston rod, in order to not influence to extrude precision, it is necessary to right
Piston rod is changed, and drastically increases processing cost；And blank holder 11 is set in piston rod end face, can just keep away well
Exempt from above-mentioned situation, once and blank holder 11 effectively wear and tear, change get up be also very convenient and inexpensive.
The upper surface of the cavity plate 5 is provided with locating piece 12, and the locating piece 12 is arranged at the position of the correspondence blank holder 11
Put, when the punch-pin 4 carries out drawing to alloy plate material 100 to be extruded, the blank holder 11 and locating piece 12 close the aluminium
The side end of golden plate material 100 is fixed and clamped；When drawing is extruded, be fixed for alloy plate material 100 by locating piece 12, it is to avoid convex
Mould 4 down moves the stamping press of generation so that the position of alloy plate material 100 changes, so as to ensure that part extrudes drawing
When machining accuracy；On the other hand, locating piece 12 also plays the role of, similar to blank holder 11, to play the mill for preventing the end face of cavity plate 5
Damage, extend the effect of its service life, also can be to reduces cost when changing wear-out part.
The both sides of the punch assemblies 40 are provided with main guiding mechanism 15, and the main guiding mechanism 15 is guide colume type or guide tracked
Or column, the two ends of walking beam 3 are arranged on the main guiding mechanism in the punch assemblies 40；The walking beam 3 is in main oil
When down being moved under the driving of cylinder 2, due to the limitation of main guiding mechanism 15, the skew of left and right directions will not occur, so as to ensure
Just to the cavity plate 5, extruding precision is improved in stable motion path to punch-pin 4.
The both sides of the flanging cylinder 6 are provided with side cylinder guiding mechanism 16, and the side cylinder guiding mechanism 16 is guide colume type or guide rail
Formula or column, the piston rod two ends of the flanging cylinder 6 are arranged on the side cylinder guiding mechanism 16, when the piston rod of flanging cylinder 6
Move downward, when carrying out the compression of alloy plate material 100, due to the limitation of side cylinder guiding mechanism 16, piston rod will not occur a left side
Right avertence is moved, and so as to ensure that correct flanging of the flanging cylinder 6 to alloy plate material 100, plays stable motion path, improves extruding essence
The effect of degree.
Embodiment 1
As shown in figure 3, the hydraulic system, punch assemblies 40 and cavity plate component 50 set successively according to order from top to bottom
Put in the frame 1, the master cylinder 2 is fixed on the frame 1 and drives downwards, and the flanging cylinder 6 is arranged on the activity
The lower plane of beam 3, the punch-pin 4 is arranged on the lower plane of the walking beam 3.During extrusion molding, drive of the punch-pin 4 in master cylinder 2
Under dynamic, the alloy plate material 100 on Extruding die 5；Because punch-pin 4 is to move from top to bottom, then in extrusion process, successfully
The gravity of its own and the vicinity for and then moving downward is by means of, i.e., the extruding force born on alloy plate material 100 is not finished then
There is provided by master cylinder 2 entirely, save power, reduce energy consumption, and then saved cost.
The punch-pin 4 is fixed on the walking beam 3 by punch connecting seat 13, when stamping, the end face and aluminium of punch-pin 4
The directly contact of alloy plate 100 produces stamping press, realizes that drawing is extruded into shape, and the connection such as master cylinder 2, walking beam 3 and frame 1 is matched somebody with somebody
Part is required for bearing certain recoil strength, and punch-pin 4 is fixed on into walking beam 3 by punch connecting seat 13, rather than directly will be convex
Mould 4 is fixed on walking beam 3, and punch connecting seat 13 can absorb a part of recoil strength, reduces to the main portion such as master cylinder 2, walking beam 3
The loss of part, protects equipment, extends its service life.
The cavity plate 5 is fixed on the frame 1 by lower mold backing plate 14, and when stamping, cavity plate 5 subjects and comes from above
The connection accessory such as the downward stamping press of hydraulic system, frame 1, stripper 7 is required for bearing certain stamping press, by cavity plate 5
Frame 1 is fixed on by lower mold backing plate 14, rather than cavity plate 5 directly is fixed on into frame 1, die-cushion plate 14 can absorb a part of anti-
Impulse force, reduces the loss to critical pieces such as frame 1, strippers 7, protects equipment, extends its service life.
The flanging cylinder 6 is fixed on the walking beam 3 by connecting plate 10, and the connecting plate 10 is fixed on the activity
Beam 3；When the effect that connecting plate 10 is set is stamping, the connection accessory such as master cylinder 2, walking beam 3 and frame 1 is required for holding
By certain recoil strength, connecting plate 10 can absorb a part of recoil strength, can the direct company of replacing when connecting plate 10 is damaged
Fishplate bar 10, reduces the loss to critical pieces such as master cylinder 2, walking beams 3, protects equipment, extends its service life.
Master cylinder 2 is fixed on the upper beam of frame 1, and (frame 1 is made up of upper beam, column, underbeam, and structure type can be but not
It is limited to frame-type, four-column type, pretension rod-pulling type or other forms) lower plane, the piston rod of master cylinder 2 is connected with walking beam 3；Pressure
The connecting plate 10 of side cylinder 6 is fixed on the lower plane of walking beam 3, for fixing flanging cylinder 6 and punch connecting seat 13, flanging cylinder 6
Piston can be slided between flanging cylinder 6 and punch connecting seat 13, and be oriented to by flanging guiding mechanism 16；Punch-pin 4 is fixed on
In punch connecting seat 13, blank holder 11 is fixed on the piston of flanging cylinder 6；By guiding mechanism, (form can be but not walking beam 3
Limit guide colume type, guide tracked, column or other guidance modes) it is oriented to.Cavity plate 5 is arranged on plane in lower mold backing plate 14,
Lower mold backing plate 14 is arranged on underbeam in plane, and locating piece 12 is provided with cavity plate 5, and there is stripper 7 the die cavity bottom of cavity plate 5, moves back
Flitch 7 is connected with material returned bar 8, material returned bar 7 is connected with the piston rod of material returned cylinder 9, material returned cylinder 9 is arranged on lower mold backing plate 14 and underbeam
Between.
The course of work：In original state, the piston of flanging cylinder 6 extend out to setting position, and the piston rod of master cylinder 2 goes upward to
Setting peak, equipment is in die opening state, and stripper 7 is ejected to setting position by material returned bar 8.During work, aluminium alloy plate
Material 100 is placed in female die of die 5, and the piston rod of master cylinder 2 drives walking beam 3 descending, so that drive flanging cylinder 6 and punch-pin 4 descending,
Until blank holder 11 compresses alloy plate material 100, pressure-pad-force is produced；The piston rod of master cylinder 2 continues to drive walking beam 3 and punch-pin
4 is descending, and the piston of flanging cylinder 6 is pressurized and returns, until punch-pin 4 contacts alloy plate material 100, equipment initially enters drawing state；
The piston driving walking beam 3 of master cylinder 2 and punch-pin 4 are continued traveling downwardly, and punch-pin 4 initially enters cavity plate 5 and drives alloy plate material 100 to enter
Enter concave die cavity, drawing effect is produced to alloy plate material 100, in drawing process, the piston of flanging cylinder 6 is persistently return, with
Keep the flanging effect to alloy plate material 100；When punch-pin 4 goes downwards to certain position, alloy plate material 100 flows into cavity plate substantially
Die cavity, and contacted with stripper 7, at this moment drawing process terminates；Under the piston rod of master cylinder 2 drives walking beam 3 and punch-pin 4 to continue
OK, and by alloy plate material 100 promote stripper 7 descending, stripper 7 is driven under the piston rod of material returned bar 8 and material returned cylinder 9
OK, until stripper 7 comes downwards to limit inferior position, at this moment, stripper 7 constitutes the outer shape of product together with the die cavity of cavity plate 5, this
When equipment initially enter squeezed state；Master cylinder 2 continues to pressurize, and alloy plate material 100 is produced together with cavity plate 5 by punch-pin 4
Raw squeezing action；After master cylinder 2 reaches certain output, the laminating mold cavity of alloy plate material 100 forms product；Master cylinder 2
Off-load simultaneously drives walking beam 3, flanging cylinder 6 and punch-pin 2 to return to original position；In the return stroke of master cylinder 2, the piston of flanging cylinder 6
Stretch out, drive blank holder 11 to return to original position；The piston rod of material returned cylinder 9 drives material returned bar 8 and stripper 7 up, so as to push up
Part after shaping is played, material returned action is completed.
Punch-pin 4 extrudes alloy plate material 100 in the case where the master cylinder 2 of hydraulic system drives, the compacting aluminium alloy plate of flanging cylinder 6
The two ends of material 100, the bottom of punch-pin 4 drives downwards the middle part of aluminium alloy plate 100, so as to by the middle part of the aluminium alloy plate 100
Two side positions material drawing, after punch-pin 4 and the matched moulds of cavity plate 5, aluminium alloy plate 100 can be extruded；Therefore same
Aluminum alloy part drawing, the processing technology of extruding are completed in one equipment, the process-cycle of part is shortened, is reduced and is produced into
This, improves production efficiency.
Embodiment 2
The punch assemblies 40, cavity plate component 50 and hydraulic system are successively set on the machine according to order from top to bottom
Frame 1, the master cylinder 2 is fixed on the frame 1 and drives up, and the flanging cylinder 6 is arranged on the frame 1, the punch-pin 4
The frame 1 is arranged on, during extrusion molding, cavity plate 5 and alloy plate material fixed thereon 100 are past under the driving of master cylinder 2
Upper motion；Due to cavity plate component 50, the weight of itself is smaller than punch assemblies 40, then this embodiment reduces power, reduce main oil
The energy consumption of cylinder 2, and then saved cost.
The flanging cylinder 6 is fixed on the upper beam of frame 1 by connecting plate 10, and the effect that connecting plate 10 is set is to strike out
During shape, frame 1 and attached connection accessory are required for bearing certain recoil strength, and connecting plate 10 can absorb a part of recoil strength,
Connecting plate 10 can be directly changed when connecting plate 10 is damaged, the damage to critical pieces such as master cylinder 2, walking beams 3 is reduced
Consumption, protects equipment, extends its service life
The punch-pin 4 is fixed on the connecting plate 10 by punch connecting seat 13, when stamping, the end face of punch-pin 4 with
The directly contact of alloy plate material 100 produces drawing pressure, realizes that drawing is extruded into shape, and frame 1 and attached connection accessory are required for
Certain recoil strength is born, punch-pin 4 is fixed on connecting plate 10 by punch connecting seat 13, rather than directly fixing punch-pin 4
In the upper beam or connecting plate 10 of frame 1, punch connecting seat 13 can absorb a part of recoil strength, reduce to master cylinder 2, walking beam
The loss of 3 grade critical pieces, protects equipment, extends its service life.
The cavity plate 5 is fixed on the walking beam 3 by lower mold backing plate 14, and when stamping, cavity plate 5 is subject from upper
The connection accessory such as the downward stamping press of square hydraulic system, frame 1, stripper 7 is required for bearing certain stamping press, by cavity plate
5 are fixed on walking beam 3 by lower mold backing plate 14, and rather than cavity plate 5 directly is fixed on into frame 1, die-cushion plate 14 can absorb one
Divide recoil strength, reduce the loss to critical pieces such as frame 1, master cylinder 2, strippers 7, protect equipment, extend it and use the longevity
Life.
Master cylinder 2 is fixed on the underbeam of frame 1, and (frame is made up of upper beam, column, underbeam, and structure type can be but not limit
In frame-type, four-column type, pretension rod-pulling type or other forms) in plane, the piston rod of master cylinder 2 is connected with walking beam 3；Pressure
The connecting plate 10 of side cylinder 6 is fixed on the lower plane of the upper beam of frame 1, for fixing flanging cylinder 6 and punch connecting seat 13, flanging cylinder 6
Piston can be slided between flanging cylinder 6 and punch connecting seat 13, and be oriented to by flanging guiding mechanism 16；Punch-pin 4 is fixed
In punch connecting seat 13, blank holder 11 is fixed on the piston of flanging cylinder 6；By guiding mechanism, (form can be walking beam 3
But guide colume type, guide tracked, column or other guidance modes are not limited) it is oriented to.Cavity plate 5 is arranged on plane on walking beam 3
On, locating piece 12 is installed on cavity plate 5, stripper 7 is arranged at the die cavity bottom of cavity plate 5, and stripper 7 is connected with material returned bar 8, material returned bar 8
Be connected with the piston rod of material returned cylinder 9, between material returned cylinder 9 is arranged on the piston rod of walking beam 3 and master cylinder 2.
In original state, the piston of flanging cylinder 6 extend out to setting position, and the piston rod of master cylinder 2 comes downwards to and sets minimum
Point, equipment is in die opening state, and material returned bar 8 is ejected to setting position.During work, alloy plate material 100 is placed on female die of die 5
On, the piston rod of master cylinder 2 drives walking beam 3 up, so that drive cavity plate 5 up, until blank holder 11 compresses aluminium alloy plate
Material 100, produces pressure-pad-force；The piston rod of master cylinder 2 continues to drive walking beam 3 and cavity plate 5 up, and the piston of flanging cylinder 6 is pressurized
Return, until punch-pin 4 contacts alloy plate material 100, equipment initially enters drawing state；The piston driving walking beam 3 of master cylinder 2
And cavity plate 5 continues up, punch-pin 4 initially enters cavity plate 5 and drives the alloy plate material 100 to carry out the die cavity of cavity plate 5, to aluminium alloy plate
Material 100 produces drawing effect, and in drawing process, the piston of flanging cylinder 6 is persistently return, to keep to alloy plate material 100
Flanging is acted on；When cavity plate 5 is up to certain position, alloy plate material 100 flows into concave die cavity substantially, and is contacted with stripper 7,
At this moment drawing process terminates；The piston rod of master cylinder 2 drives walking beam 3 and cavity plate 5 to continue up, and at this moment punch-pin 4 is closed by aluminium
Golden plate material 100 promotes stripper 7 descending, and stripper 7 drives the piston rod of material returned bar 8 and material returned cylinder 9 descending, until stripper 7
Limit inferior position is come downwards to, at this moment, stripper 7 constitutes the outer shape of product together with concave die cavity, and at this moment equipment is initially entered
Squeezed state；Master cylinder continues to pressurize, and squeezing action is produced to plate together with cavity plate by punch-pin；When master cylinder 2 reaches one
After fixed output, the laminating mold cavity of alloy plate material 100 forms product；The off-load of master cylinder 2 simultaneously drives walking beam 3, cavity plate 5 times
To original position；In the return stroke of master cylinder 2, the piston rod of flanging cylinder 6 stretches out, and drives blank holder 11 to return to original position；Move back
Expect that the piston rod of cylinder 9 drives material returned bar 8 and stripper 7 up, so that part after jack-up shaping, completes material returned action.
Cavity plate 5 is extruded alloy plate material 100 in the case where the master cylinder 2 of hydraulic system drives, and the compacting aluminium of flanging cylinder 6 is closed
The two ends of golden plate material 100, the bottom of punch-pin 4 drives downwards the middle part of aluminium alloy plate 100, so as to by the aluminium alloy plate 100
After the material drawing of two side positions at middle part, punch-pin 4 and the matched moulds of cavity plate 5, aluminium alloy plate 100 can be extruded；Therefore
Aluminum alloy part drawing, the processing technology of extruding are completed in same equipment, the process-cycle of part is shortened, life is reduced
Cost is produced, production efficiency is improve.
Know-why of the invention is described above in association with specific embodiment.These descriptions are intended merely to explain of the invention
Principle, and can not by any way be construed to limiting the scope of the invention.Based on explanation herein, the technology of this area
Personnel associate other specific embodiments of the invention by would not require any inventive effort, these modes fall within
Within protection scope of the present invention.
Claims (8)
1. it is a kind of for aluminium alloy drawing extrusion cladding shaping hydraulic test, it is characterised in that：Including frame, hydraulic system and
Shaping dies, hydraulic system and shaping dies are arranged in the frame；The hydraulic system includes master cylinder and walking beam, institute
The piston rod for stating master cylinder is fixedly connected with walking beam, and the hydraulic system is fixedly connected with the shaping dies；
The shaping dies includes punch assemblies and cavity plate component；
The punch assemblies include flanging cylinder and punch-pin, and the flanging cylinder is fixed on the walking beam by connecting plate, described
Connecting plate is fixed on the walking beam, and the fixing end of the punch-pin is provided with punch connecting seat, and the punch connecting seat is arranged on institute
State connecting plate；
The piston rod end face of the flanging cylinder is provided with blank holder, and the flanging cylinder is tubular structure, the piston of the flanging cylinder
Bar is provided with hollow cavity, and the flanging cylinder is sleeved on outside the punch connecting seat and punch-pin, and the flanging cylinder is same with punch-pin
Axis is installed to form coaxial blank body, the madial wall of the flanging cylinder, the lateral wall of punch connecting seat, the piston of flanging cylinder
The cavity of annular is constituted between the end face of bar and the end face of connecting plate；Piston of the external diameter of the punch-pin less than the flanging cylinder
The internal diameter of bar hollow cavity, the internal diameter of the inner ring diameter less than the piston rod hollow cavity of the flanging cylinder of the blank holder, makes
Obtaining the punch-pin can slide along the inner ring of the blank holder；
The cavity plate component includes cavity plate, stripper, material returned bar and material returned cylinder, and the cavity plate is arranged on the underface of punch-pin, institute
Stripper is stated located at the inside of the cavity plate, the stripper is fixed on the material returned bar, and the material returned bar is by the material returned cylinder
Drive；
The side wall of the punch-pin is provided with fillet with the position that lower surface crosses, and the cavity plate is provided with the outside of shape and the punch-pin
The adaptable cavity of profile；When the punch-pin touches the alloy plate material for needing to be extruded by drawing, the flanging cylinder is by institute
Push down on the periphery for stating alloy plate material；After the alloy plate material is pressed into aluminium alloy extrusions by the punch-pin, the material returned
Plate is driven by the material returned cylinder and the aluminium alloy extrusions up is ejected into cavity plate.
2. it is according to claim 1 it is a kind of for aluminium alloy drawing extrusion cladding shaping hydraulic test, it is characterised in that：
The hydraulic system, punch assemblies and cavity plate component are successively set on the frame, the main oil according to order from top to bottom
Cylinder is fixed on the frame and drives downwards, and the flanging cylinder is arranged on the lower plane of the walking beam, and the punch-pin is arranged on
The lower plane of the walking beam.
3. it is according to claim 1 it is a kind of for aluminium alloy drawing extrusion cladding shaping hydraulic test, it is characterised in that：
The punch assemblies, cavity plate component and hydraulic system are successively set on the frame, the main oil according to order from top to bottom
Cylinder is fixed on the frame and drives up, and the flanging cylinder is arranged on the frame, and the punch-pin is arranged on the frame.
4. according to claim 2 or claim 3 it is a kind of for aluminium alloy drawing extrusion cladding shaping hydraulic test,
It is characterized in that：The fixing end of the cavity plate is provided with lower mold backing plate.
5. according to claim 2 or claim 3 it is a kind of for aluminium alloy drawing extrusion cladding shaping hydraulic test,
It is characterized in that：The fixing end of the flanging cylinder is provided with connecting plate.
6. it is according to claim 1 it is a kind of for aluminium alloy drawing extrusion cladding shaping hydraulic test, it is characterised in that：
The upper surface of the cavity plate is provided with locating piece, and the locating piece is arranged at the position of the correspondence blank holder, when the punch-pin pair
When alloy plate material carries out drawing extruding, the side end of the alloy plate material is fixed and clamped by the blank holder and locating piece.
7. it is according to claim 1 it is a kind of for aluminium alloy drawing extrusion cladding shaping hydraulic test, it is characterised in that：
The both sides of the punch assemblies are provided with main guiding mechanism, and the main guiding mechanism is guide colume type or guide tracked or column, described
The two ends of walking beam are arranged on the main guiding mechanism in punch assemblies.
8. it is according to claim 1 it is a kind of for aluminium alloy drawing extrusion cladding shaping hydraulic test, it is characterised in that：
The both sides of the flanging cylinder are provided with side cylinder guiding mechanism, and the side cylinder guiding mechanism is guide colume type or guide tracked or column, institute
The piston rod two ends for stating flanging cylinder are arranged on the side cylinder guiding mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410513345.7A CN104289591B (en) | 2014-09-29 | 2014-09-29 | A kind of hydraulic test for the shaping of aluminium alloy drawing extrusion cladding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN106001227A (en) * | 2016-06-28 | 2016-10-12 | 芜湖新泉汽车饰件系统有限公司 | Punching device for door panel of automobile |
| CN106217926A (en) * | 2016-08-30 | 2016-12-14 | 湖北纳福传动机械股份有限公司 | A kind of warm bending and forming hydraulic press and assembly method thereof |
| CN106964697B (en) * | 2017-04-12 | 2019-03-22 | 滁州市东华模具制造有限公司 | A kind of miniature mold of cold stamping suspended drawing piece of thin plate |
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| CN108160795A (en) * | 2017-12-22 | 2018-06-15 | 天津职业技术师范大学 | For the hydraulic device of aluminium alloy forming |
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| CN113059016B (en) * | 2021-03-16 | 2022-04-05 | 中北大学 | Thinning, stretching and extruding composite forming die for large-height-diameter ratio cylinder |
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| CN103084483A (en) * | 2012-12-20 | 2013-05-08 | 西安交通大学 | Several-time drawing formation device for deep-cylinder-shaped piece |
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