CN108787884A - For producing the mold with handle aluminium slaughterhouse and using the production method of the mold - Google Patents
For producing the mold with handle aluminium slaughterhouse and using the production method of the mold Download PDFInfo
- Publication number
- CN108787884A CN108787884A CN201710313196.3A CN201710313196A CN108787884A CN 108787884 A CN108787884 A CN 108787884A CN 201710313196 A CN201710313196 A CN 201710313196A CN 108787884 A CN108787884 A CN 108787884A
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- Prior art keywords
- mold
- aluminium
- slaughterhouse
- connecting plate
- handle
- 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
- B21D37/10—Die sets; Pillar guides
-
- 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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/20—Deep-drawing
- B21D22/22—Deep-drawing with devices for holding the edge of the blanks
-
- 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
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/06—Stripping-off devices
- B21D45/065—Stripping-off devices for deep-drawn cans, e.g. using stripping fingers
-
- 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
- B21D51/00—Making hollow objects
- B21D51/16—Making hollow objects characterised by the use of the objects
- B21D51/18—Making hollow objects characterised by the use of the objects vessels, e.g. tubs, vats, tanks, sinks, or the like
- B21D51/22—Making hollow objects characterised by the use of the objects vessels, e.g. tubs, vats, tanks, sinks, or the like pots, e.g. for cooking
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention discloses a kind of for producing the mold with handle aluminium slaughterhouse and using the production method of the mold,Including upper mold connecting plate,Lower die connecting plate,It is fixed on the cavity plate of upper mold connecting plate and is fixed on lower die connecting plate and works in coordination punch-pin with cavity plate,It is further fixed on guide collar on lower die connecting plate,Guide collar is sheathed on outside punch-pin and there are spacing to form pressure regulation slot between the two,Sliding is connected with de- material circle in pressure regulation slot,The inlet channel being connected to regulating tank is offered in lower die connecting plate,The end face of de- material circle offers the annular groove for being molded handle,Eliminate control of the air pressure realization in the setting control pressure regulation slot of original elastic block rubber to aluminium material mobility,And material returned block bottom setting elastic component makes the spring force of elastic component changes to keep certain,It only needs to adjust one-sided control by the pressure in pressure regulation slot,Facilitate practical operation and calculating process,Reach one-pass molding improving production efficiency.
Description
Technical field
The present invention relates to a kind of mold producing aluminum pot, more particularly to it is a kind of for produce the mold with handle aluminium slaughterhouse and
Using the production method of the mold.
Background technology
Existing aluminum pot generally comprises handle and pot body, and handle is fixed by riveting or welding with pot body, and such mode exists
Bonding strength is not high and technique is relative complex.It is public in the invention that notification number is CN100345509 to solve the problem above-mentioned
" a kind of aluminum pot and its manufacturing method " has been opened, has used casting die that handle is disposably forged molding with crossing hundred million, but due to die casting
Method equipment investment fund is big, and low production efficiency enterprise is rarely employed.
Presently the most the most commonly used is pulling methods, such as a kind of " aluminium pot is disclosed in Publication No. CN101279338A
Post forming method " and a kind of " production method of aluminum pot " is disclosed in notification number is CN101648245B, both adopted
Aluminum pot is produced with pulling method.General pulling method is that aluminium flake is put into particular manufacturing craft, and the conjunction of upper and lower mould is realized by press
Mold process, final drawing and forming go out the shape of aluminum pot.And existing mold equally includes as the mold disclosed in above-mentioned file
Upper mold and lower die, wherein to realize that the knockout course after formed product can generally be arranged de- material circle and pushing block, and de- material circle with
And elastic rubbery body is arranged in the bottom of pushing block, when die sinking, de- material circle can reset realization with pushing block under the action of elastic rubbery body
The demoulding of product.
In addition in forming process aluminium flake can under the action of clamping pressure aluminium material can flow gradually filling punch-pin with
Gap between cavity plate, and movement speed of pushing block and material returned circle determines the flowing velocity of aluminium material during this, and then influence
Forming Quality, but since the elastic block rubber for being arranged in de- material circle and pushing block bottom is easy to happen aging over time
And then influence molding effect.
Invention content
The first purpose of the invention is to provide a kind of for producing the mold with handle aluminium slaughterhouse, cancels elastic block rubber
The movement speed of de- material circle is controlled using air pressure adjustment, improves molding effect.
The present invention above-mentioned technical purpose technical scheme is that：
It is a kind of for producing the mold with handle aluminium slaughterhouse, including upper mold connecting plate, lower die connecting plate, be fixed on upper mold connecting plate
Cavity plate and be fixed on lower die connecting plate and work in coordination punch-pin with cavity plate, be further fixed on guiding on the lower die connecting plate
Circle, the guide collar is sheathed on outside punch-pin and there are spacing to form pressure regulation slot between the two, is slid and is connected in the pressure regulation slot
De- material circle, offers the inlet channel being connected to regulating tank in the lower die connecting plate, and the end face of the de- material circle opens up useful
In the annular groove of molding handle；The cavity plate has an inner cavity, in the inner cavity sliding be connected with material returned block, the material returned block with it is upper
It is provided between mould connecting plate and forces material returned block toward the elastic component far from upper mold connecting plate side movement tendency, the cavity plate always
Inside offer the exhaust passage being connected to inner cavity.
By using above-mentioned technical proposal, de- material circle makes de- material circle just using the air pressure in pressure regulation slot as support force
In the state for stretching out in pressure regulation slot in the case of often, the setting of original elastic block rubber asking so as to avoid aging is eliminated
Topic；Secondly the air pressure size in pressure regulation slot can be adjusted by the air compressor machine being connect with inlet channel, and in practical drawing
It is stretched into the pressure value in type in pressure regulation slot and determines that final molding goes out the size and thickness of handle first, in addition it can pass through
The decrease speed of the adjusting control de- material circle of pressure value in pressure regulation slot and then determine the speed that aluminium material is flowed to middle part, and aluminium
The flowing velocity of material largely determines molding quality, and material returned block bottom setting elastic component makes the elastic thread of elastic component
Property variation keep certain, it is only necessary to one-sided control is adjusted by the pressure in pressure regulation slot, facilitates practical operation and meter
Calculation process reaches one-pass molding improving production efficiency.
Preferably, the first limiting section is provided between the guide collar and de- material circle, first limiting section includes
The first limited block and the second limited block on de- material ring outer wall extended on the inside of guide collar and to pressure regulation slot side,
When axially upwards sliding of the de- material circle along pressure regulation slot, the second limited block can be connected on the first limited block.
By using above-mentioned technical proposal, the maximum row slided in pressure regulation slot using the first limiting section control de- material circle
Journey, and de- material circle is avoided to be detached from away out of pressure regulation slot under the influence of air pressure.
Preferably, the second limiting section is provided between the cavity plate and material returned block, second limiting section includes position
The third limited block and the 4th limited block on material returned block outer wall extended on the inside of cavity plate and to inner cavity side, works as the material returned
The 4th limited block can be connected on third limited block when block is along the sliding axially upwards of inner cavity.
By using above-mentioned technical proposal, limited using the sliding of the second limiting section control material returned block in the lumen, and keep away
Exempt from material returned block to be detached from from inner cavity.
Preferably, the first sealing ring abutted always with de- material ring outer wall, institute are provided in first limited block
State the second sealing ring for being provided on the inner wall of de- material circle and being abutted always with punch-pin outer wall.
It is airtight in the setting raising pressure regulation slot of the first sealing ring and the second sealing ring by using above-mentioned technical proposal
Property, ensure that speed when de- material circle declines further promotes molding effect.
Preferably, the exhaust ports of the exhaust passage are removably connected with gas deflation assembly, the gas deflation assembly packet
Exhaust joint and the first necking part made of elastic material are included, the exhaust joint includes that first connect with exhaust outlet connects
Socket part, the first necking part is set in first connecting portion and inside offers the first through hole being connect with exhaust passage, described
First connecting portion further includes the flexible catch for wrapping up the first necking part, and the inner wall of the exhaust outlet, which is provided with, leads arc
Face, when exhaust joint toward be close to moved in exhaust passage side when, the flexible catch can be pressed against interior receipts by cambered surface is led
Hold together to reduce the aperture of first through hole.
By using above-mentioned technical proposal, material returned block can be moved by the extruding of punch-pin in aluminum pot forming process, aluminium
Material flows slowly into cavity plate, and the movement speed of same material returned block determines that the flowing velocity of aluminium material influences molding effect, moves back
The air in inner cavity can be discharged by exhaust passage when moving in the lumen for material block, and set by the exhaust outlet of exhaust passage
Gas deflation assembly control the caliber size of entire exhaust outlet, play control chamber pressure using the caliber size for adjusting exhaust outlet
The pressure of effect, the hollow air pressure contracting in the smaller inner cavity of bore of exhaust outlet is bigger and then controls the decrease speed of expeller, control
Aluminium material is flowed into the speed in cavity plate, and secondly the caliber size of exhaust outlet adjusts through flexible catch and lead the extruding contraction of cambered surface
The first through hole pore size of first necking part is realized, in conjunction with the mobile speed of the pressure value adjusting control de- material circle in pressure regulation slot
Degree, controls the flowing velocity of aluminium material, and the two combines and greatly improves Forming Quality.
Preferably, the second necking part, second necking are also connected in the first through hole of the first necking part
Part offers the second through-hole being connected to exhaust passage.
By using above-mentioned technical proposal, the second necking part directly snaps fit onto in the first through hole of the first necking part, utilizes
Second through-hole eliminates some regulating times as the aperture of outlet, is conveniently operated.
Preferably, the exhaust joint further includes second connecting portion, and the second connecting portion is partially disposed in exhaust
External screw thread is offered outside channel and in its outer wall, the inside of second connecting portion offers driving hole.
By using above-mentioned technical proposal, the external screw thread set by second connecting portion outer wall can be used for external air extractor,
The movement speed of material returned block can be improved in the pressure for quickly reducing inner cavity；In addition second connecting portion can also connect inlet duct increase
The pressure of inner cavity slows down the movement speed of material returned block, and then promotion molding effect is adjusted according to actual condition；Secondly when the
Two interconnecting pieces not external other equipment when, in adjustment aperture available screwdriver identical with spanner hole shape carry out to exhaust
The rotation of connector facilitates adjusting, and is also avoided that the generation of maloperation during the work time, improves safety when using.
Preferably, the first connecting portion is threadedly coupled with exhaust outlet.
By using above-mentioned technical proposal, by exhaust joint in the way of exhaust outlet is threadedly coupled, exhaust outlet is being adjusted
Bore when realize fine tuning operation, the smaller degree of regulation of screw pitch is higher, and then more preferably promotes molding quality.
Preferably, it is additionally provided with explosion-proof ring on the outer wall of the cavity plate.
By using above-mentioned technical proposal, explosion-proof ring is avoided that burst conditions occur under high pressure operating mode for cavity plate, and raising makes
The safety of used time.
Second object of the present invention is to provide a kind of for producing the method with handle aluminium slaughterhouse, cancellation elastic block rubber
The movement speed of de- material circle is controlled using air pressure adjustment, improves molding effect.
The present invention above-mentioned technical purpose technical scheme is that：
A method of using the mold for producing with handle aluminium slaughterhouse, which is characterized in that include the following steps：
1）Suitable aluminium flake is chosen according to pot type, and aluminium flake is cut into and requires the size of specification with spare；
2）Upper and lower mould is opened, is connect with inlet channel by air compressor machine, according to the specification of slaughterhouse to be processed and handle flanging
Size and thickness by air compressor machine control pressure regulation slot in pressure value, de- material circle rises under the promotion of air pressure reaches specified
It is finally limited when point；
3）It will be placed into the annular groove of de- material circle by the aluminium flake after cutting, open upper mold and upper mold is carried out towards lower die direction
It pushes, after the cavity plate in upper mold touches aluminium flake, continues to push and stretch aluminium flake, de- material circle can be squeezed by cavity plate
Pressure is begun to decline, and the air that de- material circle is exchanged while declining in indent is compressed, with the increasing of aluminium flake stretching depth
Greatly, the speed that de- material circle declines is gradually slack-off；But when aluminium flake is stretched to certain depth, punch-pin can touch moving back in mold cavity
Expect block, and the elastic component meeting between material returned block and upper mold connecting plate is shunk, then upper mold continues to push, until convex
After mould, cavity plate, material returned block and de- material circle fit closely, aluminium flake drawing and forming is aluminum pot and carries out pressurize；
4）Upper and lower mould is opened, de- material circle is moved up by being pushed under the gas pressure in pressure regulation slot, and by aluminum pot gradually from punch-pin
Upper disengaging, material returned block are moved up simultaneously by promotion, aluminum pot are detached from from cavity plate under the action of the elastic member, take out aluminum pot；
5）Aluminum pot after molding progress trimming is obtained into complete product.
By using above-mentioned technical proposal, aluminium flake can limit in the annular groove of de- material circle first at the time of molding, be molded
Mobility of the control aluminium material in punch-pin and cavity plate is adjusted by exchanging the air pressure in indent in journey, aluminium material is avoided to stretch
Cause to cause to pull open situation when corrugation situation or excessive pressure since pressure is too small in the process, reaches ideal and stretch effect
Fruit.
In conclusion the invention has the advantages that：
1, it is arranged between guide collar and punch-pin outer wall in punch-pin outer ring by setting and forms a pressure regulation slot, is connected to using with pressure regulation slot
The pressure of inlet channel control air inlet exchange and carry out air pressure adjustment inside indent, and then control sliding and be connected in pressure regulation slot
The decrease speed of de- material circle realizes the control to aluminium material flowing velocity, improves the molding quality of aluminum pot；
2, by the way that the gas deflation assembly in exhaust ports is arranged for the pressure in adjusting cavity plate inner cavity, control material returned block is under inner cavity
The speed of drop carries out the speed that control aluminium material enters in cavity plate, plays the role of vernier control, and auxiliary improves the molding matter of aluminum pot
Amount；
3, pass through the second limit between the first limiting section and material returned block and cavity plate that are arranged between guide collar and de- material circle
Guidance quality when de- material circle slides axially with material returned block is improved in portion, and the first sealing ring is arranged in guide collar and de- material circle
And second sealing ring improve pressure regulation slot leakproofness, promoted aluminum pot molding when stability.
Description of the drawings
Fig. 1 is in embodiment one for producing the structural schematic diagram with handle aluminium slaughterhouse mold before molding；
Fig. 2 is the portions the A enlarged drawing of Fig. 1；
Fig. 3 is the portions the B enlarged drawing of Fig. 1；
Fig. 4 is the portions the C enlarged drawing of Fig. 1；
Fig. 5 is the exploded perspective view of gas deflation assembly in embodiment one；
Fig. 6 is in embodiment one for producing with the structural schematic diagram after handle aluminium slaughterhouse mold completely molding；
Fig. 7 is the sectional view of aluminium slaughterhouse；
Fig. 8 is the vertical view of aluminium slaughterhouse.
In figure：10, upper mold；11, upper mold connecting plate；12, cavity plate；121, exhaust passage；122, third limited block；123, it leads
Cambered surface；124, exhaust outlet；13, inner cavity；14, elastic component；15, explosion-proof ring；16, material returned block；161, the 4th limited block；20, lower die；
21, lower die connecting plate；211, inlet channel；22, punch-pin；23, guide collar；231, the first limited block；24, de- material circle；241,
Two limited blocks；242, annular groove；25, pressure regulation slot；26, the first sealing ring；27, the second sealing ring；30, aluminium flake；40, gas deflation assembly；
41, exhaust joint；411, first connecting portion；4111, flexible catch；4112, storage tank；412, second connecting portion；4121, outer spiral shell
Line；4122, driving hole；42, the first necking part；421, first through hole；43, the second necking part；431, the second through-hole；432, ladder
Block；50, aluminium slaughterhouse；51, pot body；52, handle.
Specific implementation mode
Below in conjunction with attached drawing, invention is further described in detail.
Embodiment one
It is a kind of for producing the mold with 52 aluminium slaughterhouse 50 of handle, including upper mold 10 and lower die 20 referring to Fig. 1.Lower die 20 includes
Lower die connecting plate 21 is fixed with punch-pin 22 on lower die connecting plate 21 and is set in the guide collar 23 of 22 outer ring of punch-pin, is oriented to
The axis of circle 23 and punch-pin 22 coincides and between the two there are the pressure regulation slot 25 that spacing forms annular, the sliding in pressure regulation slot 25
It is connected with de- material circle 24, the end face of de- material circle 24 offers annular groove 242, and the annular groove 242 is for installing limit aluminium flake 30.
Inlet channel 211 is also installed in lower die connecting plate 21, one end and the pressure regulation slot 25 of the inlet channel 211 connect
Logical, other end connection is used for air compressor in applying pressure into pressure regulation slot 25.De- material circle 24 is overcome certainly by air pressure in pressure regulation slot 25
The gravity of body has the trend for being detached from the 25 side movement of pressure regulation slot always.
In conjunction with Fig. 1 and Fig. 2, to limit the middle disengaging out of pressure regulation slot 25 of de- material circle 24, lateral pressure regulation in 23 upper limb of guide collar
Being extended in slot 25 has the first limited block 231, the corresponding lower edge outer wall vertical in de- material circle 24 to be outward extended with the second limit
Position block 241, limit is played in the lower face that de- material circle 24 is connected to the first limited block 231 by the second limited block 241.
In addition, the first sealing ring 26 is provided on the inner wall of the first limited block 231, first sealing ring 26 and de- material circle 24
Outer wall abut, be provided with the second sealing ring 27 on the inner wall of de- material circle 24, second sealing ring 27 and the outer wall of punch-pin 22 support
It connects, the air-tightness in pressure regulation slot 25 is improved using the first sealing ring 26 and the second sealing ring 27, it is more preferable to ensure in pressure regulation slot 25
Pressure value.
Upper mold 10 includes upper mold connecting plate 11 and the cavity plate 12 being fixed at upper mold connecting plate 11, and 12 inside of cavity plate has
One inner cavity 13 can coordinate with punch-pin 22.Also sliding is connected with material returned block 16 in inner cavity 13, material returned block 16 and upper mold connecting plate 11 it
Between be provided with elastic component 14, the elastic component 14 can force material returned block 16 always have be detached from 13 side of inner cavity movement trend,
The inside of cavity plate 12 is further opened with exhaust passage 121, which is connected to inner cavity 13, is used for the sky in inner cavity 13
Gas is discharged to the outside.Precision is arranged with explosion-proof ring 15 on the outer wall of cavity plate 12, for protecting setting.
Elastic component 14 set on material returned block 16 and upper mold connecting plate 11 is the arbitrary of compressed spring, rubber block or silica gel block
It is a kind of.
In conjunction with Fig. 1 and Fig. 3, the inner wall of cavity plate 12 is extended to 13 side of inner cavity third limited block 122, and correspondence is being moved back
Expect to be provided with the 4th limited block 161 on the outer wall of block 16, material returned block 16 utilizes the 4th limited block 161 and third limited block 122
Limitation material returned block 16 is abutted to be detached from from inner cavity 13.
In conjunction with Fig. 4 and Fig. 5, exhaust passage 121 has the exhaust outlet 124 in outside, the diameter of the exhaust outlet 124 big
In the rest part of exhaust passage 121, gas deflation assembly 40 is provided in exhaust outlet 124.
Gas deflation assembly 40 includes exhaust joint 41, and exhaust joint 41 includes stepped first connecting portion 411 and second
Interconnecting piece 412, first connecting portion 411 and the outer wall of second connecting portion 412 are both provided with external screw thread 4121, first connecting portion 411
It is threadingly attached in exhaust outlet 124, and can be moved axially in exhaust outlet 124 by rotating exhaust joint 41.
The end outer rim of first connecting portion 411 is provided with flexible catch 4111 annular in shape, flexible catch 4111 and first
The end face of interconnecting piece 411 is enclosed a storage tank 4112, and the first necking part 42, the first necking part are contained in storage tank 4112
42 are made of elastic material, such as rubber；The middle part of first necking part 42 offers first through hole 421, in first through hole 421
It is connected with the second necking part 43, the middle part of the second necking part 43 offers the second through-hole 431 and has ladder block in end set
432, unidirectional position-limiting action is played in the end face that the first necking part 42 is connected to by ladder block 432.
The inside of second connecting portion 412 offers driving hole 4122, and the shape of driving hole 4122 can be regular triangular, just
Rectangular, regular pentagon or other shapes, the tool and driving hole cooperation rotation exhaust joint 41 that correspondingly-shaped can be used carry out
Adjust operation.
The inner wall of exhaust outlet 124, which offers, leads cambered surface 123, and flexible catch 4111 is right against this and leads cambered surface 123, when exhaust connects
First 41 are close to when leading cambered surface 123 and moving axially, and flexible catch 4111 can be by leading being pressed against contract and squeezing for cambered surface 123
First necking part 42 and the second necking part 43 make the two that the aperture of elastic deformation diminution through-hole occur and then change exhaust outlet 124
Bore.Second necking part 43 is used as selectable unit (SU), installs according to demand.
Embodiment two
A method of using a kind of mold of embodiment for producing with 52 aluminium slaughterhouse 50 of handle.Referring to Fig. 7 and Fig. 8, this reality
The aluminium slaughterhouse 50 for applying example includes pot body 51 and two handles 52 in pot body 51, and handle 52 is integrally formed with pot body 51.
The production method of the present invention is illustrated below：
1）Suitable aluminium flake 30 is chosen according to pot type, and aluminium flake 30 is cut into and requires the size of specification with spare.
2）Upper mold 10 and lower die 20 are opened, air compressor machine is connect with inlet channel 211, according to the specification of slaughterhouse to be processed
And it is the pressure selected in pressure regulation slot 25, de- material circle that the size and thickness of 52 flanging of handle, which adjust the outlet pressure of air compressor machine,
24 are gradually increasing under the influence of air pressure until the second limited block 241 abuts on the first limited block 231.
The bore that exhaust outlet 124 is adjusted furthermore with hand-operated tools rotation gas deflation assembly 40, adjusts material returned block 16 in inner cavity
Pressure value when being slided in 13,
3）Aluminium flake 30 after cutting, which is placed into the annular groove 242 of 24 end face of de- material circle, ensures that aluminium flake 30 is installed in place, in unlatching
Mould 10 is so that upper mold 10 is pushed towards 20 direction of lower die, after the cavity plate 12 in upper mold 10 touches aluminium flake 30, under continuing
It presses and aluminium flake 30 is stretched, de- material circle 24 can be begun to decline by the extruding of cavity plate 12, and de- material circle 24 is in the same of decline
When the air exchanged in indent 25 compressed, with the increase of 30 stretching depth of aluminium flake, the speed that de- material circle 24 declines is gradual
Slack-off, aluminium material can gradually be flowed to middle part and be entered in cavity plate 12；When aluminium flake 30 is stretched to certain depth, 22 meeting of punch-pin
The material returned block 16 in 10 inner cavity 13 of upper mold is touched, and makes the elastic component 14 between material returned block 16 and upper mold connecting plate 11
Meeting is shunk, and then upper mold 10 continues to push, after punch-pin 22, cavity plate 12, material returned block 16 and de- material circle 24 fit closely
As shown in fig. 6,30 drawing and forming of aluminium flake is aluminum pot and carries out pressurize.
4）Upper mold 10 and lower die 20 are opened, de- material circle 24 is moved up by being pushed under the gas pressure in pressure regulation slot 25, and will
Aluminum pot is gradually detached from from punch-pin 22, and material returned block 16 is moved up by promotion simultaneously under the action of elastic component 14, by aluminum pot from recessed
It is detached from mould 12, finally takes out aluminum pot.
5）Aluminum pot after molding progress trimming is obtained into complete product.
Pressure value in pressure regulation slot 25 is bigger, can so that extruding force is bigger so that aluminium flake between cavity plate 12 and de- material circle 24
For 30 flanging thickness with regard to smaller, more aluminium material can flow to cavity plate 12；Same gas deflation assembly 40 makes the bore of exhaust outlet 124
It is smaller the air that material returned block 16 compresses inner cavity 13 to be made more difficult, and then control the movement speed of material returned block 16.It utilizes
Above-mentioned regulative mode can calculate the best mobility of aluminium material and improve Forming Quality.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, people in the art
Member can as needed make the present embodiment the modification of not creative contribution after reading this specification, but as long as at this
It is all protected by Patent Law in the right of invention.
Claims (10)
1. a kind of for producing the mold with handle aluminium slaughterhouse, including upper mold connecting plate（11）, lower die connecting plate（21）, be fixed on
Upper mold connecting plate（11）Cavity plate（12）And it is fixed on lower die connecting plate（21）Upper and and cavity plate（12）It works in coordination punch-pin
（22）, which is characterized in that the lower die connecting plate（21）On be further fixed on guide collar（23）, the guide collar（23）It is sheathed on convex
Mould（22）There are spacing to form pressure regulation slot outside and between the two（25）, the pressure regulation slot（25）Interior sliding is connected with de- material circle
（24）, the lower die connecting plate（21）Inside offer the inlet channel being connected to regulating tank（211）, the de- material circle（24）End
Face is offered for being molded handle（52）Annular groove（242）；The cavity plate（12）With an inner cavity（13）, the inner cavity（13）In
Sliding is connected with material returned block（16）, the material returned block（16）With upper mold connecting plate（11）Between be provided with and force material returned block always
（16）Toward far from upper mold connecting plate（11）The elastic component of side movement tendency（14）, the cavity plate（12）It inside offers and inner cavity
（13）The exhaust passage of connection（121）.
2. according to claim 1 for producing the mold with handle aluminium slaughterhouse, which is characterized in that the guide collar（23）
With de- material circle（24）Between be provided with the first limiting section, first limiting section includes being located at guide collar（23）Inside and to pressure regulation
Slot（25）The first limited block that side extends（231）And it is set to de- material circle（24）The second limited block on outer wall（241）, when de-
Feed ring（24）Along pressure regulation slot（25）Sliding axially upwards when the second limited block（241）The first limited block can be connected to（231）On.
3. according to claim 2 for producing the mold with handle aluminium slaughterhouse, which is characterized in that the cavity plate（12）With
Material returned block（16）Between be provided with the second limiting section, second limiting section includes being located at cavity plate（12）Inside and to inner cavity（13）
The third limited block that side extends（122）And it is set to material returned block（16）The 4th limited block on outer wall（161）, when material returned block
（16）Along inner cavity（13）Sliding axially upwards when the 4th limited block（161）Third limited block can be connected to（122）On.
4. according to claim 2 for producing the mold with handle aluminium slaughterhouse, which is characterized in that first limited block
（231）Inside be provided with always with de- material circle（24）The first sealing ring that outer wall abuts（26）, the de- material circle（24）Inner wall on
Be provided with always with punch-pin（22）The second sealing ring that outer wall abuts（27）.
5. according to claim 1 for producing the mold with handle aluminium slaughterhouse, which is characterized in that the exhaust passage
（121）Exhaust ports be removably connected with gas deflation assembly（40）, the gas deflation assembly（40）Including exhaust joint（41）And
The first necking part made of elastic material（42）, the exhaust joint（41）It include the first connecting portion being connect with exhaust outlet
（411）, the first necking part（42）Set on first connecting portion（411）It is interior and internal offer and exhaust passage（121）Connection
First through hole（421）, the first connecting portion（411）Further include being used for the first necking part（42）The flexible card of package
Pawl（4111）, the inner wall of the exhaust outlet, which is provided with, leads cambered surface（123）, work as exhaust joint（41）It is past to be close in exhaust passage
（121）When side moves, the flexible catch（4111）Cambered surface can be led（123）The interior gathering of being pressed against reduce first through hole
（421）Aperture.
6. according to claim 5 for producing the mold with handle aluminium slaughterhouse, which is characterized in that the first necking part
（42）First through hole（421）Inside also it is connected with the second necking part（43）, the second necking part（43）It offers logical with exhaust
Road（121）Second through-hole of connection（431）.
7. according to claim 5 for producing the mold with handle aluminium slaughterhouse, which is characterized in that the exhaust joint
（41）It further include second connecting portion（412）, the second connecting portion（412）Be partially disposed in exhaust passage（121）Outside and at it
Outer wall offers external screw thread（4121）, second connecting portion（412）Inside offer driving hole（4122）.
8. according to claim 5 for producing the mold with handle aluminium slaughterhouse, which is characterized in that the first connecting portion
（411）It is threadedly coupled with exhaust outlet.
9. according to claim 1 for producing the mold with handle aluminium slaughterhouse, which is characterized in that the cavity plate（12）'s
Explosion-proof ring is additionally provided on outer wall（15）.
10. a kind of using if claim 1 ~ 9 any one of them mold is for producing the method with handle aluminium slaughterhouse, feature
It is, includes the following steps：
1）Suitable aluminium flake is chosen according to pot type（30）, and by aluminium flake（30）It is cut into and requires the size of specification with spare；
2）Open upper and lower mould（10,20）, pass through air compressor machine and inlet channel（211）Connection, according to the specification of slaughterhouse to be processed
And handle（52）The size and thickness of flanging control pressure regulation slot by air compressor machine（25）Interior pressure value, de- material circle（24）?
It is finally limited when rising reaches specified point under the promotion of air pressure；
3）The aluminium flake after cutting will be passed through（30）It is placed into de- material circle（24）Annular groove（242）It is interior, open upper mold（10）On so that
Mould（10）Towards lower die（20）Direction is pushed, and upper mold is worked as（10）In cavity plate（12）Touch aluminium flake（30）Afterwards, under continuing
Pressure and to aluminium flake（30）It is stretched, de- material circle（24）It can be by cavity plate（12）Extruding begin to decline, and de- material circle（24）?
Indent is exchanged while decline（25）Interior air is compressed, with aluminium flake（30）The increase of stretching depth, de- material circle（24）
The speed of decline is gradually slack-off；Work as aluminium flake（30）When being stretched to certain depth, punch-pin（22）Upper mold can be touched（10）Inner cavity
（13）In material returned block（16）, and to be located at material returned block（16）With upper mold connecting plate（11）Between elastic component（14）Meeting is received
It contracts, then upper mold（10）Continue to push, until punch-pin（22）, cavity plate（12）, material returned block（16）And de- material circle（24）Close patch
After conjunction, aluminium flake（30）Drawing and forming is aluminum pot and carries out pressurize；
4）Open upper and lower mould（10,20）, de- material circle（24）Pass through pressure regulation slot（25）It pushes and moves up under interior gas pressure, and will
Aluminum pot is gradually from punch-pin（22）Upper disengaging, material returned block（16）In elastic component（14）Under the action of simultaneously moved up by promotion, by aluminium
Pot is from cavity plate（12）Aluminum pot is taken out in upper disengaging；
5）Aluminum pot after molding progress trimming is obtained into complete product.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710313196.3A CN108787884B (en) | 2017-05-05 | 2017-05-05 | For producing the mold with handle aluminium slaughterhouse and using the production method of the mold |
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| CN108787884B CN108787884B (en) | 2019-11-15 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111974894A (en) * | 2020-08-25 | 2020-11-24 | 山东多星电器有限公司 | Process for manufacturing and forming pot body of pressure cooker with inward curled edge |
| CN112170689A (en) * | 2020-09-30 | 2021-01-05 | 宁波百飞特厨具有限公司 | Automatic production line of aluminum stretching pot |
| CN113070400A (en) * | 2021-03-25 | 2021-07-06 | 中国航发南方工业有限公司 | Thin-wall conical part punch forming die |
| WO2022088000A1 (en) * | 2020-10-30 | 2022-05-05 | 惠州市诚业家具有限公司 | Storage basket automatic forming process and forming mould |
| CN112170689B (en) * | 2020-09-30 | 2024-05-24 | 宁波百飞特厨具有限公司 | Automatic production line of aluminum stretching pot |
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| CN108787884B (en) | 2019-11-15 |
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