CN106111983A - A kind of the isostatic pressed of free shrink can found pressure type mould and drawing method with paperback - Google Patents
A kind of the isostatic pressed of free shrink can found pressure type mould and drawing method with paperback Download PDFInfo
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- CN106111983A CN106111983A CN201610455046.1A CN201610455046A CN106111983A CN 106111983 A CN106111983 A CN 106111983A CN 201610455046 A CN201610455046 A CN 201610455046A CN 106111983 A CN106111983 A CN 106111983A
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- gum cover
- mould
- paperback
- powder
- pressure type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/02—Compacting only
- B22F3/04—Compacting only by applying fluid pressure, e.g. by cold isostatic pressing [CIP]
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/02—Compacting only
- B22F3/03—Press-moulding apparatus therefor
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- Mechanical Engineering (AREA)
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- Fluid Mechanics (AREA)
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Abstract
The invention discloses and a kind of the isostatic pressed of free shrink can found pressure type mould with paperback, including paperback mould, paperback gum cover, top pressing board and sizing depression bar；Wherein, paperback mould has flat cavity and without upper cover, and paperback gum cover includes the upper and lower gum cover being spill, and its recess shapes is consistent with the cavity geometry of paperback mould, and the two formation that is mutually nested is for the cavity containing powder.The invention also discloses the method using this mould to carry out isostatic pressing: being kept flat by paperback mould, be mounted on mould by lower gum cover, load onto powder and be mounted on lower gum cover by upper gum cover, the two is sealed by closing device；Top pressing board is covered the upper surface at upper gum cover recessed portion, then the supporting leg of sizing depression bar is withstood on top pressing board upper surface, and fix with paperback mould；Then this mould is vertically put into isostatic pressing machine to suppress.Apparatus and method of the present invention dress powder efficiency is high, powder is uniform, can prepare large-sized plates base, and conforming product rate is high.
Description
Technical field
The invention belongs to isostatic pressing technology field, be specifically related to a kind of the isostatic pressed of free shrink to found pressure type mould with paperback
Tool, has further related to use this paperback to found the method that pressure type mould carries out isostatic pressing.
Background technology
Domestic and international each equal pressing equipment is when suppressing slab, for the ease of controlling blank shape, often uses traditional standing
The vertical compression mould of dress.But the vertical compression mould of vertical dress is while convenient for controlling blank shape, but in dress powder operation process, due to opening relatively
Little, the most of a relatively high, the flakiness ratio of mould is relatively big, and therefore dress powder operation relative difficulty, especially suppresses some dimensions
During bigger sheet member, this problem is the most prominent.Simultaneously, when using tradition glued membrane compacting, owing to mould oral area is fixed, etc.
During static pressure, glued membrane can only lean on periphery to shrink and play pressuring action, and when slab specification is relatively big, corresponding glued membrane after isostatic pressing
Amount of contraction also will increase, can glued membrane oral area produce pull restraining function, easily cause oral area and pull tear, in causing slab
Emulsion is penetrated in portion, so that slab is scrapped.If additionally, use common paperback concora crush, being then limited by press cylinder body chi
Very little, it is difficulty with the compacting of length and width larger-size large-sized plates base.
Summary of the invention
It is an object of the invention to provide and a kind of the isostatic pressed of free shrink can found pressure type mould with paperback, solve existing vertical
Dress vertical compression mould dress powder difficulty, the problem that glued membrane oral area easily tears and size of plate blank is less.
It is a further object to provide the above-mentioned paperback of use and found the method that pressure type mould carries out isostatic pressing.
The technical solution adopted in the present invention is, a kind of the isostatic pressed of free shrink can found pressure type mould with paperback, including
Paperback mould, paperback gum cover, top pressing board and sizing depression bar；Paperback mould has flat cavity and without upper cover, paperback die bottom plate
Through hole is distributed with surrounding sidewall；Described paperback gum cover includes upper gum cover and lower gum cover, the upper and lower glue being mounted in paperback mould
Set is spill gum cover, and its recess shapes is consistent with the cavity geometry of paperback mould, and upper gum cover is mounted on lower gum cover, the two it
Between formed for containing the cavity of powder, the edge of upper gum cover and lower gum cover is fixed by closing device；Top pressing board is for being distributed
The flat board of through hole, covers the upper surface at upper gum cover recessed portion；Sizing depression bar is the thick stick body with supporting leg, and supporting leg withstands on top
Pressing plate upper surface, thick stick body forms dismountable fixing be connected with paperback mould.
The feature of this device also resides in:
Closing device is sealing clamping plate, and sealing clamping plate include annular train wheel bridge and the lower plate that shape is identical, upper and lower clamping plate
It is clipped in the both sides up and down of the outer of upper and lower gum cover, upper and lower clamping plate and upper and lower gum cover respectively to be fixed by sealing fixture.
Lower plate lower surface is provided with for regulating its height and the regulation bolt of horizontal level.
Sealing fixture is that some C-shapeds with scalable screw seal fixture.
Arrangement density between sealing fixture is between 200～400mm.
Offer perforate on the thick stick body of sizing depression bar, form dismountable fixing company by displacement guide rod and paperback mould
Connect, and the supporting leg pressure to top pressing board can be regulated by displacement guide rod.
It is designed with ribs outside the sidewall of paperback mould.
The finish dimensional of upper gum cover and lower gum cover is slightly less than its recessed portion cross sectional dimensions.
Present invention also offers the above-mentioned paperback of use and found the method that pressure type mould carries out isostatic pressing, comprise the following steps:
Step 1, fills powder: be first mounted in paperback mould by lower gum cover, then is located at by powder uniform spreading in lower gum cover also
Make real, then upper gum cover is mounted on lower gum cover, and by closing device, the edge of upper and lower gum cover is fixed, make upper and lower glue
Set is internally formed sealing；Secondly, top pressing board is covered the upper surface at upper gum cover recessed portion, is allowed to be compacted glued membrane and powder body；?
After sizing depression bar is fixed with paperback mould, and make supporting leg withstand on top pressing board upper surface；
Step 2, compacting: treat that compression mould is winched to vertical state by level by fix, and mould is vertically loaded into
Isostatic pressing machine, suppresses；
Step 3, takes slab: after compacting terminates, by mould after isostatic pressing machine hangs out, vertical state change level into and put
Put；Take off sizing depression bar, top pressing board and upper gum cover, the slab pressed is hung out lower gum cover, cleaning gum cover and cavity body of mould, terminates
Compacting.
Further, when closing device is the annular train wheel bridge and lower plate that shape is identical, and lower plate lower surface is arranged
When having regulation bolt, said method comprises the following steps:
Step 1, fills powder: be first placed on by lower plate on paperback mould outer, make the lower end of regulation bolt be placed in paperback mould
Tool outer, regulates this regulation bolt and makes lower plate holding level；Again lower gum cover is mounted in paperback mould, and makes its position, outer
On lower plate；Then in powder uniform spreading being located at lower gum cover and make real, then upper gum cover is mounted on lower gum cover, then will
Train wheel bridge is placed on gum cover outer, and by closing device by the outer of upper and lower gum cover and upper and lower Boards wall, makes upper and lower
Gum cover is internally formed sealing；Secondly, top pressing board is covered the upper surface at upper gum cover recessed portion, is allowed to be compacted glued membrane and powder body；
Finally sizing depression bar is fixed with paperback mould, and make supporting leg withstand on top pressing board upper surface；
Step 2, compacting: treat that compression mould is winched to vertical state by level by fix, by the regulation spiral shell of lower plate
Bolt unclamps, then mould is vertically loaded into isostatic pressing machine, suppresses；
Step 3, takes slab: after compacting terminates, by mould after isostatic pressing machine hangs out, vertical state change level into and put
Put；Take off sizing depression bar, top pressing board, train wheel bridge and upper gum cover, the slab pressed is hung out lower gum cover, clear up mould, terminate pressure
System.
The invention has the beneficial effects as follows,
(1) present invention can realize wide mouth paperback powder, improves dress powder efficiency.Compression mould is found relative to conventional use of vertical dress
Using the pattern of osculum charging, the mould in the present invention is capable of wealthy mouth paperback pattern, improves the packing efficiency of powder.
(2) present invention can better ensure that the uniformity of powder distribution.Owing to have employed wealthy mouth paperback pattern so that dress powder
During operation, there is sufficient space to be available for powder packing uniform, and contribute to realizing automatic distributing machine homogenization cloth, thus protect
Demonstrate,prove the uniformity of powder packing, the most indirectly ensure that the regularity of slab.
(3) present invention can realize the isostatic pressing production of large-sized plates base.Use paperback pattern, it is possible to better ensure that powder
End sufficiently filling rate.Owing to using vertical die pressing type, additionally it is possible to realize the compacting of the large-sized plates base of high length to width aspect size；
(4) present invention ensure that during whole isostatic pressing, gum cover can free shrink, thus ensure that gum cover
Will not be pullled everywhere and pin down and Splitting occurs, it is ensured that the qualification rate of product.
Accompanying drawing explanation
Fig. 1 is that paperback of the present invention founds the structural representation of paperback mould in pressure type mould；
Fig. 2 is that paperback of the present invention founds the structural representation of paperback gum cover in pressure type mould；
Fig. 3 is that paperback of the present invention founds the structural representation of upper and lower gum cover combination in pressure type mould；
Fig. 4 is that paperback of the present invention founds the structural representation of top pressing board in pressure type mould；
Fig. 5 is the structural representation that paperback of the present invention founds depression bar of shaping in pressure type mould；
Fig. 6 is that paperback of the present invention founds the structural representation of train wheel bridge in pressure type mould；
Fig. 7 is that paperback of the present invention founds the structural representation of lower plate in pressure type mould；
Fig. 8 is that paperback of the present invention founds the structural representation sealing clamping plate and gum cover combination in pressure type mould；
Fig. 9 is the combination sectional axonometric drawing I that paperback of the present invention founds pressure type mould；
Figure 10 is the combination sectional axonometric drawing II that paperback of the present invention founds pressure type mould.
In figure, 1. paperback mould, 2. paperback gum cover, 3. top pressing board, 4. sizing depression bar, 5. through hole, 6. powder body, 7. strengthen
Rib, 8. hole, location, 9. goes up gum cover, 10. descends gum cover, 11. closing devices, 12. train wheel bridges, 13. lower plates, and 14. seal fixtures,
15. regulation bolts, 16. supporting legs, 17. horizon bar bodies, 18. perforates, 19. displacement guide rods.
Detailed description of the invention
The present invention is described in further detail with detailed description of the invention below in conjunction with the accompanying drawings, but the present invention is not limited to
Implementation below.
The isostatic pressing of the present embodiment is found pressure type mould with paperback and is included paperback mould 1, paperback gum cover 2, top pressing board 3 and determine
Type depression bar 4.
As it is shown in figure 1, paperback mould 1 is square structure, the steel plate thicker by wall thickness is made, have flat cavity and
Being evenly distributed with through hole 5 without upper cover, die bottom plate and surrounding sidewall, when isostatic pressing, emulsion can pass through through hole 5, will
Pressure transmission is on gum cover 2 and powder body 6.In order to improve the intensity of mould, outside surrounding sidewall, all have additional ribs 7.In order to
Being easy to fixing miscellaneous part, paperback mould 1 top is with outer, and this outer is provided with for the location hole fixing with displacement guide rod
8。
Paperback gum cover 2 includes upper gum cover 9 that structure is similar and lower gum cover 10, both at the spill gum cover with outer,
Recess shapes is consistent with paperback cavity body of mould, as in figure 2 it is shown, lower gum cover 10 is mounted on paperback mould 1, its sidewall is close to paperback
The inwall of mould 1.The degree of depth of lower gum cover 10 is more than upper gum cover 9.During use, upper and lower gum cover is applied in combination, as it is shown on figure 3, gluing
Set 9 is mounted on lower gum cover 10, and the sidewall of two gum covers contacts, bottom the bottom of upper gum cover 9 and lower gum cover 10 between formed
For containing the cavity of powder body 6, the outer of upper gum cover 9 and lower gum cover 10 is fixed by closing device 11, makes gum cover be formed and seals.
Upper and lower gum cover finish dimensional slightly reduces, and is beneficial to seal.
Top pressing board 3 is the flat board that through hole 5 is distributed, and as shown in Figure 4, covers the upper surface at upper gum cover 9 recessed portion, also by
Steel plate is made；When the through hole 5 offered on it is for isostatic pressing, emulsion can pass through through hole, by pressure transmission to glue
On set 2 and powder body 6.
Sizing depression bar 4 is the horizon bar body 17 with vertical supporting lower limb 16, as shown in Figure 5.Supporting leg 16 is downwardly against top
Pressing plate 3, horizon bar body 17 two ends offer perforate 18, are fixed by the hole, location 8 of displacement guide rod 19 with paperback mould outer.This
In embodiment, displacement guide rod 19 uses entire body to be threaded the leading screw of structure, and the nut of two coupling is afterburning, makes sizing
Depression bar compacting top pressing board；And supporting leg can be regulated to top pressing board 3, gum cover 2 and the pressure of powder body 6 by regulating this nut.This
In embodiment, the outer of upper gum cover 9 and lower gum cover 10 also offering hole 8, location, displacement guide rod 19 is determined through gum cover outer
The hole, location of position hole and paperback mould outer is fixed.Certainly, displacement guide rod 19 can also be without pass through them.
Use above-mentioned paperback to found pressure type mould when carrying out isostatic pressing, specifically implement according to following steps:
Step 1, fills powder: be first mounted in paperback mould 1 by lower gum cover, then be contained in lower gum cover 10 by powder 6, and profit
With auxiliary Work tool, powder is laid uniformly, after dress powder terminates, powder body is suitably made real.Then upper gum cover 9 is mounted on powder body
Top, and be nested in lower gum cover 10, the outer making gum cover is overlapping with the outer of lower gum cover, and is incited somebody to action by closing device 11
The outer of upper and lower gum cover is fixed, and makes upper and lower gum cover be internally formed sealing；Secondly, top pressing board 3 is covered at upper gum cover 9 recessed portion
Upper surface, be allowed to be compacted glued membrane and powder body；Finally sizing depression bar 4 is placed on top pressing board 3, makes supporting leg 16 withstand on top pressing board
3 upper surfaces, and make the perforate 18 that its two ends offer just displacement guide rod be positioned hole 8, connect with displacement guide rod 19, above fasten
Screw.
Step 2, compacting: treat that compression mould is winched to vertical state by level by fix, and mould is vertically loaded into
Isostatic pressing machine, suppresses；
Step 3, takes slab: after compacting terminates, by mould after isostatic pressing machine hangs out, vertical state change level into and put
Put；Take off sizing depression bar 4, top pressing board 3 and upper gum cover 9, the slab pressed is hung out lower gum cover 10, cleaning gum cover and mold cavity
Body, terminates compacting.
In order to ensure during whole isostatic pressing, gum cover can free shrink, will not be pullled everywhere and pin down and send out
Raw Splitting, closing device 11 of the present invention uses sealing clamping plate, sealing clamping plate to be divided into train wheel bridge 12 and lower plate 13, for shape
Identical annular side's plate, its shape is consistent with the outer of paperback gum cover 2, as shown in Figure 6,7.Meanwhile, at lower plate 13 lower surface
It is provided with some regulation bolts 15, as shown in Figure 7, it is possible to the height of regulation lower plate 13 and horizontal level, it is ensured that at punching block water
During placing flat, gum cover oral area and sealing fixture etc. are unlikely to droop due to deadweight sagging.And at punching block vertically in time pressing, this tune
Joint bolt 15 can thoroughly unclamp, it is ensured that sealing clamping plate can bounce back to punching block die cavity together with parts such as top pressing boards when pressurized
In, thus avoid gum cover oral area to fix, tear can occur when pressurized thus cause rupturing the hidden danger of sepage.By upper and lower clamping plate
It is clipped in the both sides up and down of two gum cover outers respectively, is fixed by some sealing fixtures 14.Also may be used in the outer of upper and lower clamping plate
Offer hole 8, location to pass for displacement guide rod 19.
Sealing fixture 14 is preferably with the C-shaped sealing fixture of scalable screw, and its intensity is big, and glue can be firmly fixed
Set, as shown in Figure 8.Arrangement density between sealing fixture 14 is between 200～400mm, the dilutest, then cannot ensure to seal；
Overstocked, then efficiency of assembling is low, and adds lifting weight.
Use this paperback to found pressure type mould when carrying out isostatic pressing, specifically implement according to following steps:
Step 1, fills powder: first get out paperback mould 1, be placed on the outer of paperback mould 1 by lower plate 13, make regulation
The lower end of bolt 15 is placed in edge on paperback mould, regulates this regulation bolt 15 and makes lower plate 13 holding level；Again by lower gum cover 10
It is mounted in paperback mould 1, and makes its outer be positioned on lower plate 13.Then powder 6 is contained in lower gum cover 10, and utilizes auxiliary
Assistant engineer's utensil, lays powder uniformly, after dress powder terminates, is suitably made real by powder body.Again upper gum cover 9 is mounted on powder body top,
And be nested in lower gum cover 10, the outer making gum cover is overlapping with the outer of lower gum cover, is placed in outside upper gum cover 9 by train wheel bridge 12
Along above, and by closing device 11 by the outer of upper and lower gum cover and upper and lower Boards wall, upper and lower gum cover is made to be internally formed close
Envelope；Secondly, top pressing board 3 is covered the upper surface at upper gum cover 9 recessed portion, is allowed to be compacted glued membrane and powder body；Finally sizing is pressed
Bar 4 is placed on top pressing board 3, makes supporting leg 16 withstand on top pressing board 3 upper surface, and displacement is just led by the perforate 18 making its two ends offer
Hole 8, bar location, connects with displacement guide rod 19, tightens fixed screw.The mould assembled is such as Fig. 9, shown in 10.
Step 2, compacting: treat that compression mould is winched to vertical state by level by fix, by the regulation spiral shell of lower plate
Bolt 15 unclamps, it is ensured that the parts such as upper and lower clamping plate can bounce back to when pressurized in the die cavity of mould, then is vertically loaded into by mould
Static pressure machine, suppresses；
Step 3, takes slab: after compacting terminates, by mould after isostatic pressing machine hangs out, vertical state change level into and put
Put；Sequentially unclamp sizing depression bar, the sealing position screw such as fixture, open sealing fixture, remove sizing depression bar 4, top pressing board 3, on
Clamping plate 12 and upper gum cover 9；The slab pressed is hung out lower gum cover 10, clears up mould, terminate compacting.
Use apparatus of the present invention can realize wide mouth paperback powder, improve dress powder efficiency.Stand relative to conventional use of vertical dress
Compression mould uses the pattern of osculum charging, and the mould in the present invention is capable of wealthy mouth paperback pattern, improves the filling of powder
Efficiency.The uniformity of powder distribution can also be better ensured that.Owing to have employed wealthy mouth paperback pattern so that during dress powder operation, have
Sufficiently space is available for powder packing uniform, and contributes to realizing automatic distributing machine homogenization cloth, thus ensure that powder
The uniformity of filling, ensure that the regularity of slab the most indirectly.Use paperback pattern, it is possible to better ensure that powder sufficiently fills
Fill out rate (note: it is considered herein that the ratio piling up volume and the total measurement (volume) of mould that filling rate is powder).Owing to using vertical die pressing type,
The compacting of the large-sized plates base of high length to width aspect size can also be realized.The present invention ensure that during whole isostatic pressing,
Gum cover can free shrink, thus ensure that gum cover will not be pullled everywhere and pin down and Splitting occurs, it is ensured that product
Qualification rate.
Above description of the present invention is section Example, but the invention is not limited in above-mentioned detailed description of the invention.
Above-mentioned detailed description of the invention is schematic, is not restrictive.The material of every employing present invention and method, do not taking off
In the case of present inventive concept and scope of the claimed protection, all concrete expansions all belong to protection scope of the present invention it
In.
Claims (10)
1. one kind the isostatic pressed of free shrink can be found pressure type mould with paperback, it is characterised in that include paperback mould (1), paperback
Gum cover (2), top pressing board (3) and sizing depression bar (4)；Described paperback mould (1) has flat cavity and without upper cover, at the bottom of paperback mould
Plate and surrounding sidewall are distributed through hole (5)；Described paperback gum cover (2) include the upper gum cover (9) that is mounted in paperback mould and under
Gum cover (10), upper and lower gum cover is spill gum cover, and its recess shapes is consistent with the cavity geometry of paperback mould, and upper gum cover (9) overlaps
Being placed on lower gum cover (10), form therebetween the cavity for containing powder, the edge of upper gum cover (9) and lower gum cover (10) leads to
Cross closing device (11) to fix；Described top pressing board (3) is the flat board that through hole (5) are distributed, and covers at upper gum cover (9) recessed portion
Upper surface；Described sizing depression bar (4) is the thick stick body (17) with supporting leg (16), and supporting leg (16) withstands on the upper table of top pressing board (3)
Face, thick stick body (17) forms dismountable fixing be connected with described paperback mould (1).
The most according to claim 1 the isostatic pressed of free shrink can found pressure type mould with paperback, it is characterised in that described envelope
Mouthful device (11) is sealing clamping plate, and sealing clamping plate include annular train wheel bridge (12) and the lower plate (13) that shape is identical, described on
Gum cover (9) and lower gum cover (10) have outer, and upper and lower clamping plate are clipped in the both sides up and down of the outer of described upper and lower gum cover respectively,
Upper and lower clamping plate and described upper and lower gum cover are fixed by sealing fixture (14).
The most according to claim 2 the isostatic pressed of free shrink can found pressure type mould with paperback, it is characterised in that under described
Clamping plate (13) lower surface is provided with for regulating its height and the regulation bolt (15) of horizontal level.
4. according to the isostatic pressed of free shrink founding pressure type mould with paperback described in Claims 2 or 3, it is characterised in that institute
Stating sealing fixture (14) is that some C-shapeds with scalable screw seal fixture.
The most according to claim 4 the isostatic pressed of free shrink can found pressure type mould with paperback, it is characterised in that described envelope
Arrangement density between mouth fixture (14) is between 200～400mm.
The most according to claim 1 the isostatic pressed of free shrink can found pressure type mould with paperback, it is characterised in that described fixed
Offer perforate (18) on the thick stick body (17) of type depression bar, formed dismountable solid by displacement guide rod (19) with paperback mould (1)
Fixed connection, and can be by the displacement guide rod (19) regulation supporting leg (16) pressure to top pressing board (3).
The most according to claim 1 the isostatic pressed of free shrink can found pressure type mould with paperback, it is characterised in that described flat
Ribs (7) it is designed with outside the sidewall of die-filling tool (1).
The most according to claim 1 the isostatic pressed of free shrink can found pressure type mould with paperback, it is characterised in that on described
The finish dimensional of gum cover (9) and lower gum cover (10) is slightly less than its recessed portion cross sectional dimensions.
9. one kind uses paperback as claimed in claim 1 to found the method that pressure type mould carries out isostatic pressing, it is characterised in that bag
Include following steps:
Step 1, fills powder: be first mounted on by lower gum cover (10) in paperback mould (1), then powder (6) uniform spreading is located at lower glue
Set (10) is interior and makes real, and is then mounted on lower gum cover (10) by upper gum cover (9), and by closing device (11) by upper and lower glue
The edge of set is fixed, and makes upper and lower gum cover be internally formed sealing；Secondly, top pressing board (3) is covered at upper gum cover (9) recessed portion
Upper surface, is allowed to be compacted glued membrane and powder body；Finally sizing depression bar (4) is fixed with paperback mould (1), and make supporting leg (16) push up
At top pressing board (3) upper surface；
Step 2, compacting: treat that compression mould is winched to vertical state by level by fix, and mould is vertically loaded into etc. quiet
Press, suppresses；
Step 3, takes slab: after compacting terminates, by mould after isostatic pressing machine hangs out, vertical state change horizontal positioned into；Take
Lower sizing depression bar (4), top pressing board (3) and upper gum cover (9), hang out lower gum cover (10), cleaning gum cover and mould by the slab pressed
Cavity, terminates compacting.
Paperback the most according to claim 9 founds the method that pressure type mould carries out isostatic pressing, it is characterised in that described envelope
Mouth device (11) is sealing clamping plate, and sealing clamping plate include annular train wheel bridge (12) and the lower plate (13) that shape is identical, lower plate
(13) lower surface is provided with for regulating its height and the regulation bolt (15) of horizontal level；Described paperback mould (1), upper gum cover
And lower gum cover (10) has outer (9)；
Said method comprising the steps of:
Step 1, fills powder: be first placed on paperback mould (1) outer by lower plate (13), make the lower end of regulation bolt (15) be placed in
Paperback mould (1) outer, regulates this regulation bolt (15) and makes lower plate (13) keep level；Again lower gum cover (10) is mounted on flat
In die-filling tool (1), and its outer is made to be positioned on lower plate (13)；Then powder (6) uniform spreading it is located in lower gum cover and makes real,
Then upper gum cover (9) is mounted on lower gum cover (10), then train wheel bridge (12) is placed on upper gum cover (9) outer, and by envelope
Mouthful device (11), by the outer of upper and lower gum cover and upper and lower Boards wall, makes upper and lower gum cover be internally formed sealing；Secondly, will top
Pressing plate (3) covers the upper surface at upper gum cover (9) recessed portion, is allowed to be compacted glued membrane and powder body；Finally will shape depression bar (4) with flat
Die-filling tool (1) is fixed, and makes supporting leg (16) withstand on top pressing board (3) upper surface；
Step 2, compacting: treat that compression mould is winched to vertical state by level by fix, by the regulation bolt pine of lower plate
Open, then mould is vertically loaded into isostatic pressing machine, suppress；
Step 3, takes slab: after compacting terminates, by mould after isostatic pressing machine hangs out, vertical state change horizontal positioned into；Take
Lower sizing depression bar (4), top pressing board (3), train wheel bridge (12) and upper gum cover (9), hang out lower gum cover (10) by the slab pressed, cleaning
Mould, terminates compacting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610455046.1A CN106111983B (en) | 2016-06-21 | 2016-06-21 | It is a kind of can the isostatic pressed of free shrink found pressure type mould and drawing method with paperback |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610455046.1A CN106111983B (en) | 2016-06-21 | 2016-06-21 | It is a kind of can the isostatic pressed of free shrink found pressure type mould and drawing method with paperback |
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| Publication Number | Publication Date |
|---|---|
| CN106111983A true CN106111983A (en) | 2016-11-16 |
| CN106111983B CN106111983B (en) | 2017-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610455046.1A Active CN106111983B (en) | 2016-06-21 | 2016-06-21 | It is a kind of can the isostatic pressed of free shrink found pressure type mould and drawing method with paperback |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115106526A (en) * | 2022-06-27 | 2022-09-27 | 金堆城钼业股份有限公司 | Cold isostatic pressing precision forming device and method for molybdenum material plate blank |
| CN115106526B (en) * | 2022-06-27 | 2024-06-04 | 金堆城钼业股份有限公司 | Cold isostatic pressing accurate forming device and method for molybdenum material plate blank |
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| JPH06256806A (en) * | 1993-03-08 | 1994-09-13 | Kobe Steel Ltd | Isostatic pressing method and forming die used therefor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115106526A (en) * | 2022-06-27 | 2022-09-27 | 金堆城钼业股份有限公司 | Cold isostatic pressing precision forming device and method for molybdenum material plate blank |
| CN115106526B (en) * | 2022-06-27 | 2024-06-04 | 金堆城钼业股份有限公司 | Cold isostatic pressing accurate forming device and method for molybdenum material plate blank |
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| CN106111983B (en) | 2017-12-26 |
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