CN207480859U - Graphite crucible static pressure is sintered easy mold release mold - Google Patents
Graphite crucible static pressure is sintered easy mold release mold Download PDFInfo
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- CN207480859U CN207480859U CN201721409101.XU CN201721409101U CN207480859U CN 207480859 U CN207480859 U CN 207480859U CN 201721409101 U CN201721409101 U CN 201721409101U CN 207480859 U CN207480859 U CN 207480859U
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- graphite crucible
- middle mould
- rack
- static pressure
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Abstract
The utility model discloses a kind of graphite crucible static pressure to be sintered easy mold release mold, including the rack-mounted hydraulic cylinder of rack and lower hydraulic cylinder, hydraulic cylinder is connected by piston rod with upper mold, the lower section of upper mold is equipped with the middle mould for being formed the module of hollow cylinder shape by inside more than two and being formed, the lateral wall of middle mould is connected with lateral cylinder, the lower section of middle mould is equipped with the lower die being fixed in rack, the upper mold, the center of inner space that middle mould and lower die are formed is equipped with mold core, this graphite crucible static pressure sintering easy mold release mold releasability is efficient, it is complete to be effectively guaranteed produced graphite crucible shape, and substantially increase the yield rate of graphite crucible, with good practical application effect.
Description
Technical field
The utility model is related to a kind of graphite crucible static pressure to be sintered easy mold release mold.
Background technology
Graphite crucible has good thermal conductance and heat-resisting quantity, and during applied at elevated temperature, coefficient of thermal expansion is small, to urgency
Heat, chilling have certain stain resistance energy.It is stronger to acid, the corrosion resistance of alkaline solution, there is excellent chemical stability.Cause
This, graphite crucible is widely used in the smelting of alloy tool steel and has coloured gold in the industrial departments such as metallurgy, casting, machinery, chemical industry
The melting of category and its alloy.At present there are two types of country's graphite crucible production technologies：Plastic forming production technology and compression moulding life
Production. art.Long as the plastic forming technique productions period of binding agent using clay, labor intensity is big, and work efficiency is low, is burnt into coal, pollution
Greatly, it is domestic to use this technique but because of small investment more；And if static pressure equipment compression moulding technique with clean energy resource natural gas be sintered,
Pollution problem is considerably reduced, and producing efficiency is high.
But large and medium-sized graphite crucible is since volume is big, quality weight, after compression moulding technique, it is also necessary to which being sent to has
It is sintered in the kiln hole of combustion of natural gas function.Graphite crucible kiln hole will be first hung in, roasting sand is manually then covered in stone
On black crucible, restart natural gas and be sintered, again manually dig out roasting sand, then the graphite that will be sintered after the completion of sintering
Crucible is hung out.Requirement for mold is higher, and the technological requirement in demoulding is very high, is very inconvenient to operate, and takes off
Imitate that rate is low, and the yield rate of graphite crucible and releasing process have a very big association, it is de- in existing graphite crucible manufacturing process
Mould yield rate is very low.
Utility model content
It is insufficient present in prior art application field in order to overcome, it is high the utility model proposes a kind of demoulding efficiency,
The graphite crucible shape of production is complete, and yield rate greatly improves, and the good graphite crucible static pressure sintering of practical application effect is easily de-
Mould mold.
The utility model is achieved through the following technical solutions：
A kind of graphite crucible static pressure is sintered easy mold release mold, including rack, hydraulic cylinder, upper die and lower die, middle mould and mould
Core, the upper rack are equipped with hydraulic cylinder, and the hydraulic cylinder is connected by piston rod with upper mold, under the upper mold
Side wall is placed up recessed semi-spherical shape, and the lower section of the upper mold is equipped with middle mould, and the middle mould is by inside structure more than two
Module into hollow cylinder shape forms, and the lateral wall of the middle mould is connected with lateral cylinder, and the lower section of the middle mould is equipped with
Lower die, the upper surface of the lower die is smooth horizontal plane, and the lower die is fixed in rack, the upper mold, middle mould and lower die
The center of the inner space of composition is equipped with mold core, the top of the mold core be placed up it is convex hemispherical, under the mold core
Portion is arranged to cylindrical shape.
Further, the middle mould includes one group of cover half block and two groups of dynamic model blocks, and the cover half block is fixed in rack, institute
The lateral wall for stating dynamic model block is connected separately with lateral cylinder.
Further, the cover half block is arranged to skewed, the dynamic model that inside is big, outside is small with the dynamic model block place of docking
It is skewed that inside that block is contoured to correspond to the cover half block place of docking is small, outside is big, is equipped at two groups of dynamic models block docking close
Strip of paper used for sealing.
Further, the lower part of the mold core is connected with the shaft through lower die, and the lower part of the shaft is equipped with
One gear, the flank of tooth and second gear of the first gear are tangent in vertical plane, and the second gear is by central shaft with watching
It takes motor to be connected, the servo motor is fixed on the bottom of rack.
The beneficial effects of the utility model are as follows：
A kind of graphite crucible static pressure is sintered easy mold release mold, upper mold and middle mould is controlled to be total to by hydraulic cylinder and lateral cylinder
With the molding realized between lower die, the molding condition of die trial crucible static pressure sintering is provided, is controlled in upper mold by hydraulic cylinder
It moves, the opening of mould in being controlled by lateral cylinder, realizes the demoulding of outer mold well, and coordinate Serve Motor Control mold core
Rotation so as to solve the problems, such as that graphite crucible is sticked to mold core well, effectively improves graphite crucible demoulding in the prior art
Difficult problem greatly improves the efficiency of graphite crucible demoulding, has also been correspondingly improved the yield rate of graphite crucible forming,
With good practicability.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the schematic cross-section of the utility model.
In attached drawing：1：Rack, 2：Hydraulic cylinder, 3：Upper mold, 4：Middle mould, 5：Lateral cylinder, 6：Lower die, 7：Mould
Core, 8：Cover half block, 9：Dynamic model block, 10：Sealing strip, 11：Shaft, 12：First gear, 13：Second gear, 14：Servo
Motor.
Specific embodiment
Below in conjunction with the attached drawing of the utility model, the technical solution of the utility model is clearly and completely described,
Obviously, described is only the utility model part of the embodiment, instead of all the embodiments.Based in the utility model
Embodiment, those of ordinary skill in the art's all other embodiments obtained without making creative work,
It shall fall within the protection scope of the present invention.
As shown in attached drawing 1,2, a kind of graphite crucible static pressure is sintered easy mold release mold, including rack 1, hydraulic cylinder 2, upper mold
3rd, middle mould 4, lateral cylinder 5, lower die 6, mold core 7,1 top of rack, which is bolted, is equipped with hydraulic cylinder 2, the liquid
Compressing cylinder 2 is connected by piston rod with upper mold 3, the up and down motion of upper mold 3 is controlled by hydraulic cylinder 2, under the upper mold 3
Side wall is placed up recessed semi-spherical shape, and the lower section of the upper mold 3 is equipped with middle mould 4, lower edge and the middle mould of the upper mold 3
4 upper edge is worked in coordination, and the module that the middle mould 4 is made of hollow cylinder shape inside more than two forms, in described
The lateral wall of mould 4 is connected with lateral cylinder 5, and the folding of mould 4 in being controlled by lateral cylinder 5, the lower section of the middle mould 4 is equipped with down
Mould 6, the lower edge of the middle mould 4 are matched with the upper surface of lower die 6, and the upper surface of the lower die 6 is smooth horizontal plane, institute
It states lower die 6 to be fixed on by welding in rack 1, the center for the inner space that the upper mold 3, middle mould 4 and lower die 6 are formed
Equipped with mold core 7, the top of the mold core 7 is placed up convex hemispherical, and the lower part of the mold core 7 is arranged to cylindrical
Shape controls upper mold 3 and middle mould 4 to realize the molding between lower die 6 jointly, provides die trial by hydraulic cylinder 2 and lateral cylinder 5
The molding condition of crucible static pressure sintering.
Preferably, the middle mould 4 includes one group of cover half block 8 and two groups of dynamic model blocks 9, the cover half block 8 and dynamic model block 9
All it is 120 ° of decile cambered surface, the cover half block 8 is fixed in rack 1, and the lateral wall of the dynamic model block 9 is connected separately with transverse direction
Cylinder 5, the cover half block 8 are arranged to skewed, the dynamic model block 9 and the cover half that inside is big, outside is small with 9 place of docking of dynamic model block
It is skewed that the inside that is contoured to correspond at 8 docking of block is small, outside is big, and sealing strip 10 is equipped at two groups of dynamic model blocks, 9 docking.
During molding, first pass through the control brake module 9 of lateral cylinder 5 and cover half block 8 close up, then upper mold 3 is controlled to move down by hydraulic cylinder 2,
So that mould inside forms the space of sealing；During demoulding, first pass through hydraulic cylinder 2 and upper mold 3 is controlled to move up, then pass through lateral cylinder
The opening of mould 4, realizes the demoulding of outer mold well in 5 controls.
The lower part of the mold core 7 is connected with the shaft 11 through lower die 6, is equipped between the shaft 11 and lower die 6 close
Bearing is sealed, the lower part of the shaft 11 is equipped with first gear 12, and the flank of tooth and the second gear 13 of the first gear 12 are being erected
Face directly interior tangent, the second gear 13 is connected by central shaft with servo motor 14, and the servo motor 14 is fixed on machine
The bottom of frame 1 controls mold core 7 to rotate by servo motor 14, so as to solve the problems, such as that graphite crucible is sticked to mold core 7 well,
It is effective to improve the problem that graphite crucible demoulding is difficult in the prior art, the efficiency of graphite crucible demoulding is greatly improved,
Also the yield rate of graphite crucible forming has been correspondingly improved, there is good practicability.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case of the principle and spirit for not departing from the utility model, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of graphite crucible static pressure is sintered easy mold release mold, it is characterised in that：It include rack, hydraulic cylinder, upper mold, under
Mould, middle mould and mold core, the upper rack are equipped with hydraulic cylinder, and the hydraulic cylinder is connected by piston rod with upper mold,
The lower wall of the upper mold is placed up recessed semi-spherical shape, and the lower section of the upper mold is equipped with middle mould, and the middle mould is by two
Group or more inside form hollow cylinder shape module composition, the lateral wall of the middle mould is connected with lateral cylinder, in described
The lower section of mould is equipped with lower die, and the upper surface of the lower die is smooth horizontal plane, and the lower die is fixed in rack, it is described on
The center of inner space that mould, middle mould and lower die are formed is equipped with mold core, the top of the mold core be placed up it is convex hemispherical,
The lower part of the mold core is arranged to cylindrical shape.
2. a kind of graphite crucible static pressure sintering easy mold release mold according to claim 1, it is characterised in that：The middle mould packet
One group of cover half block and two groups of dynamic model blocks are included, the cover half block is fixed in rack, and the lateral wall of the dynamic model block is connected separately with
Lateral cylinder.
3. a kind of graphite crucible static pressure sintering easy mold release mold according to claim 2, it is characterised in that：The cover half block
It is skewed to be arranged to that inside is big, outside is small with the dynamic model block place of docking, the dynamic model block is contoured to correspond to the cover half block place of docking
That inside is small, outside is big is skewed, sealing strip is equipped at two groups of dynamic models block docking.
4. a kind of graphite crucible static pressure sintering easy mold release mold according to claim 1, it is characterised in that：The mold core
Lower part is connected with the shaft through lower die, and the lower part of the shaft is equipped with first gear, the flank of tooth of the first gear with
Second gear is tangent in vertical plane, and the second gear is connected by central shaft with servo motor, and the servo motor is consolidated
It is scheduled on the bottom of rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721409101.XU CN207480859U (en) | 2017-10-28 | 2017-10-28 | Graphite crucible static pressure is sintered easy mold release mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721409101.XU CN207480859U (en) | 2017-10-28 | 2017-10-28 | Graphite crucible static pressure is sintered easy mold release mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207480859U true CN207480859U (en) | 2018-06-12 |
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ID=62477947
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721409101.XU Active CN207480859U (en) | 2017-10-28 | 2017-10-28 | Graphite crucible static pressure is sintered easy mold release mold |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109465948A (en) * | 2018-11-26 | 2019-03-15 | 大同新成新材料股份有限公司 | A kind of graphite crucible molding equipment and its method |
| CN110435347A (en) * | 2019-08-12 | 2019-11-12 | 南阳理工学院 | A kind of automatic manufacturing device of handicraft product |
| CN113043433A (en) * | 2019-12-26 | 2021-06-29 | 上海震扬光电材料科技有限公司 | High-corrosion-resistance crucible forming and manufacturing equipment for gold smelting |
-
2017
- 2017-10-28 CN CN201721409101.XU patent/CN207480859U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109465948A (en) * | 2018-11-26 | 2019-03-15 | 大同新成新材料股份有限公司 | A kind of graphite crucible molding equipment and its method |
| CN110435347A (en) * | 2019-08-12 | 2019-11-12 | 南阳理工学院 | A kind of automatic manufacturing device of handicraft product |
| CN113043433A (en) * | 2019-12-26 | 2021-06-29 | 上海震扬光电材料科技有限公司 | High-corrosion-resistance crucible forming and manufacturing equipment for gold smelting |
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