CN108637243A - The guidance set of movable mold in the molding die of powder metallurgy - Google Patents
The guidance set of movable mold in the molding die of powder metallurgy Download PDFInfo
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- CN108637243A CN108637243A CN201810323198.5A CN201810323198A CN108637243A CN 108637243 A CN108637243 A CN 108637243A CN 201810323198 A CN201810323198 A CN 201810323198A CN 108637243 A CN108637243 A CN 108637243A
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- China
- Prior art keywords
- movable mold
- guide cylinder
- mentioned
- powder metallurgy
- molding die
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
Abstract
The present invention provides a kind of guidance sets of movable mold in molding die of powder metallurgy, belong to field of mechanical technique.It is poor that it solves the problems, such as the prior art there is stability.The guidance set of movable mold is between movable mold and rack in the molding die of this powder metallurgy, including guide rod, upper guide cylinder and lower guide cylinder, above-mentioned movable mold is in long blocky, one end of movable mold has perforative pilot hole, above-mentioned upper guide cylinder is located at movable mold top, above-mentioned lower guide cylinder is located at movable mold lower part, and the guide rod is threaded through on guide cylinder, pilot hole and lower guide cylinder, and above-mentioned actuator is connected to the other end of movable mold.The guidance set stability of movable mold is high in the molding die of this powder metallurgy.
Description
Technical field
The invention belongs to field of mechanical technique, it is related to a kind of guidance set of movable mold in the molding die of powder metallurgy.
Background technology
Powder metallurgy is to produce metal powder or made with metal powder (or mixture of metal powder and non-metal powder)
For raw material the technology of metal material, composite material and various types product is manufactured by shaping and being sintered.
Wherein, compression moulding is the main prototyping method of powder metallurgy forming.But existing molding is by 15-
Under 600MPa pressure, powder metallurgy is pressed into required shape.
Pressure is bigger when due to powder metallurgy forming, and movable mold may deviate stent after long working.In this way
The forming stability that can influence product can also damage mold when serious.
Invention content
It is high the purpose of the present invention is in view of the above-mentioned problems existing in the prior art, providing a kind of compact-sized and stability
The guidance set of movable mold in the molding die of powder metallurgy.
Object of the invention can be realized by the following technical scheme：
The guidance set of movable mold in a kind of molding die of powder metallurgy, shaping mould includes rack, stent, movable mold
And actuator, above-mentioned stent are connected in rack, above-mentioned movable mold is located at stent top, and above-mentioned actuator is connected in rack
Upper and actuator is connected with movable mold, and actuator can drive movable mold to move up and down, and movable mold can be fastened on stent after movement
It is upper or by being detached from stent, which is characterized in that this guidance set between movable mold and rack, including guide rod, on
Guide cylinder and lower guide cylinder, above-mentioned movable mold have perforative pilot hole, above-mentioned upper guide cylinder in long bulk, one end of movable mold
Positioned at movable mold top, above-mentioned lower guide cylinder is located at movable mold lower part, the guide rod be threaded through guide cylinder, pilot hole and under
On guide cylinder, above-mentioned actuator is connected to the other end of movable mold.
Being stablized to movable mold by guide rod, pilot hole, upper guide cylinder and lower guide cylinder for the invention is oriented to.Though
So, actuator is not connected in the middle part of movable mold, still, due to guide rod and pilot hole, upper guide cylinder and lower guide cylinder it
Between contact area it is big.Under the induced effect of actuator, entire movable mold also can be along the upper and lower translation of guide rod stabilization.
Specifically, actuator drives movable mold to move down, the movable mold after moving down is fastened in stent, to be located at
Powder metallurgy pressing molding between stent and movable mold.
Conversely, after actuator drive activity moves up, the movable mold after moving up is detached from stent, and product after molding can be by
Stent prescription just takes out.
In the molding die of above-mentioned powder metallurgy in the guidance set of movable mold, the movable mold lower part has recessed
Forming cavity, above-mentioned upper guide cylinder and actuator are located at the both sides of forming cavity.
Such structure can rationally utilize movable mold self space position, improve its compact overall structure.
In the molding die of above-mentioned powder metallurgy in the guidance set of movable mold, the upper guide cylinder lower end is led under
It is connected to cylinder, upper guide cylinder is threaded through at pilot hole, and the lower guide cylinder outer diameter is more than on upper guide cylinder outer diameter and upper guide cylinder
End is resisted against at pilot hole lower end.
Certainly, the shift motion of movable mold is less than upper guide cylinder length.
It is contacted with guide rod by upper guide cylinder and lower guide cylinder, since its contact area is big, can finally make activity
What mould can be stablized moves up and down.
In the molding die of above-mentioned powder metallurgy in the guidance set of movable mold, the upper guide cylinder and lower guide cylinder
It is an integral structure.
In the molding die of above-mentioned powder metallurgy in the guidance set of movable mold, the upper guide cylinder side, which has, to be passed through
The location hole worn, there are two balls for the interior tool of the location hole：Ball one and ball two also have spring, bullet in above-mentioned location hole
The both ends of spring are born against on ball one and ball two, under the elastic force effect of spring ball one against on the guide bar,
Ball two is resisted against pilot hole side wall under the elastic force effect of spring.
Spring elastic force effect under can make to form stable rolling friction between guide rod and ball one, upper guide cylinder with
Stable rolling friction is formed between movable mold.Since its contact position is rolling friction, frictional resistance is smaller, final energy
Enable what movable mold stablized to move up and down.
Further include a cylindrical set in the molding die of above-mentioned powder metallurgy in the guidance set of movable mold
Cylinder, above-mentioned sleeve outer diameter matches with location hole internal diameter and sleeve is located in location hole, and above-mentioned spring is located in sleeve and spring
Both ends stretch out sleeve.
Sleeve is used for retaining spring, avoids overbending after spring stress.Certainly, the outer diameter of spring and sleeve diameter phase
Match.
In the molding die of above-mentioned powder metallurgy in the guidance set of movable mold, above-mentioned ball one, ball two, spring
An osculating element is formed with sleeve, the upper guide cylinder side circumferentially has several uniformly distributed location holes, each location hole along it
Inside all have an osculating element.
Multiple osculating elements and corresponding location hole can effectively reduce frictional resistance, ensure that movable mold can be stablized upper and lower
It is mobile.
In the molding die of above-mentioned powder metallurgy in the guidance set of movable mold, above-mentioned several osculating elements form one
Contact mechanism, the quantity at least two of the contact mechanism and above-mentioned contact mechanism are axially uniformly arranged along guide rod.
Multiple contact mechanisms can further reducing friction resistance.
In the molding die of above-mentioned powder metallurgy in the guidance set of movable mold, the actuator is cylinder, cylinder
Cylinder body be connected in rack, the piston rod of cylinder is connected with movable mold.
Have in the molding die of above-mentioned powder metallurgy in the guidance set of movable mold, in the stent recessed
Chamber is avoided, above-mentioned lower guide cylinder is at evacuation chamber.
Such structure can make movable mold stablize be fastened in stent.
Compared with prior art, in the molding die of this powder metallurgy movable mold guidance set due to upper guide cylinder, under
Guide cylinder and guide rod are arranged at movable mold side, and actuator is connected to the movable mold other side, and above-mentioned connection structure will not
Excessive installation space is occupied, its structural compactness is effectively improved.
Meanwhile under the action of upper guide cylinder, lower guide cylinder and guide rod, moreover it is possible to make moving up and down for movable mold stabilization,
Its stability is relatively high, has very high practical value.
Description of the drawings
Fig. 1 be this powder metallurgy molding die in movable mold guidance set schematic cross-sectional view.
Fig. 2 be this powder metallurgy molding die in movable mold guidance set in sectional structure signal at osculating element
Figure.
In figure, 1, rack；2, stent；2a, evacuation chamber；3, movable mold；3a, pilot hole；3b, forming cavity；4, actuator；
5, guide rod；6, upper guide cylinder；6a, location hole；7, lower guide cylinder；8, spring；9, ball one；10, ball two；11, sleeve.
Specific implementation mode
As shown in Figure 1, the molding die of powder metallurgy includes rack 1, stent 2, movable mold 3 and actuator 4, it is above-mentioned solid
Cover half 2 is connected in rack 1, and above-mentioned movable mold 3 is located at 2 top of stent, and above-mentioned actuator 4 is connected in rack 1 and drives
Part 4 is connected with movable mold 3, and actuator 4 can drive movable mold 3 to move up and down, and movable mold 3 can be fastened in stent 2 after movement
Or by being detached from stent 2.
As depicted in figs. 1 and 2, the guidance set of movable mold is located at movable mold 3 and machine in the molding die of this powder metallurgy
Between frame 1, including guide rod 5, upper guide cylinder 6 and lower guide cylinder 7, above-mentioned movable mold 3 is in long blocky, one end tool of movable mold 3
There are perforative pilot hole 3a, above-mentioned upper guide cylinder 6 to be located at 3 top of movable mold, above-mentioned lower guide cylinder 7 is located at 3 lower part of movable mold, institute
It states guide rod 5 to be threaded through on guide cylinder 6, pilot hole 3a and lower guide cylinder 7, above-mentioned actuator 4 is connected to the another of movable mold 3
End.
3 lower part of the movable mold has recessed forming cavity 3b, and above-mentioned upper guide cylinder 6 and actuator 4 are located at molding
At the both sides of chamber 3b.
6 lower end of upper guide cylinder is connected with lower guide cylinder 7, and upper guide cylinder 6 is threaded through at pilot hole 3a, the lower guiding
7 outer diameters of cylinder are more than 6 outer diameter of upper guide cylinder and 6 upper end of upper guide cylinder is resisted against at the lower ends pilot hole 3a.
The upper guide cylinder 6 is an integral structure with lower guide cylinder 7.
As shown in Fig. 2, 6 side of upper guide cylinder has perforative location hole 6a, there are two the interior tools of the location hole 6a
Ball：Ball 1 and ball 2 10 also have spring 8 in above-mentioned location hole 6a, and the both ends of spring 8 are born against in ball 1
On ball 2 10, ball 1 is resisted against on guide rod 5 under the elastic force effect of spring 8, the circle under the elastic force effect of spring 8
Pearl 2 10 is resisted against pilot hole 6a side walls.
Further include a cylindrical sleeve 11,11 outer diameter of above-mentioned sleeve matches with location hole 6a internal diameters and 11, sleeve
In in location hole 6a, above-mentioned spring 8 is located in sleeve 11 and sleeve 11 is stretched out at the both ends of spring 8.
Above-mentioned ball 1, ball 2 10, spring 8 and sleeve 11 form an osculating element, 6 side edge of the upper guide cylinder
It, which circumferentially has in several uniformly distributed location hole 6a, each location hole 6a, all has an osculating element.
Above-mentioned several osculating elements form a contact mechanism, the quantity at least two of the contact mechanism and above-mentioned contact
Mechanism is axially uniformly arranged along guide rod 5.
The actuator 4 is cylinder, and the cylinder body of cylinder is connected in rack 1, and piston rod and the movable mold 3 of cylinder are connected.
There is recessed evacuation chamber 2a, above-mentioned lower guide cylinder 7 is at evacuation chamber 2a in the stent 2.
Being stablized to movable mold by guide rod, pilot hole, upper guide cylinder and lower guide cylinder for the invention is oriented to.Though
So, actuator is not connected in the middle part of movable mold, still, due to guide rod and pilot hole, upper guide cylinder and lower guide cylinder it
Between contact area it is big.Under the induced effect of actuator, entire movable mold also can be along the upper and lower translation of guide rod stabilization.
Specifically, actuator drives movable mold to move down, the movable mold after moving down is fastened in stent, to be located at
Powder metallurgy pressing molding between stent and movable mold.
Conversely, after actuator drive activity moves up, the movable mold after moving up is detached from stent, and product after molding can be by
Stent prescription just takes out.
Claims (10)
1. the guidance set of movable mold in a kind of molding die of powder metallurgy, shaping mould include rack, stent, movable mold and
Actuator, above-mentioned stent are connected in rack, and above-mentioned movable mold is located at stent top, and above-mentioned actuator is connected in rack
And actuator is connected with movable mold, actuator can drive movable mold to move up and down, and movable mold can be fastened in stent after movement
Or by being detached from stent, which is characterized in that this guidance set between movable mold and rack, including guide rod, on lead
To cylinder and lower guide cylinder, above-mentioned movable mold has perforative pilot hole, above-mentioned upper guide cylinder position in long bulk, one end of movable mold
In movable mold top, above-mentioned lower guide cylinder is located at movable mold lower part, the guide rod be threaded through guide cylinder, pilot hole and under lead
To on cylinder, above-mentioned actuator is connected to the other end of movable mold.
2. the guidance set of movable mold in the molding die of powder metallurgy according to claim 1, which is characterized in that described
Movable mold lower part has recessed forming cavity, and above-mentioned upper guide cylinder and actuator are located at the both sides of forming cavity.
3. the guidance set of movable mold in the molding die of powder metallurgy according to claim 2, which is characterized in that described
Upper guide cylinder lower end is connected with lower guide cylinder, and upper guide cylinder is threaded through at pilot hole, and the lower guide cylinder outer diameter is more than upper guiding
Cylinder outer diameter and upper guide cylinder upper end be resisted against at pilot hole lower end.
4. the guidance set of movable mold in the molding die of powder metallurgy according to claim 3, which is characterized in that described
Upper guide cylinder is an integral structure with lower guide cylinder.
5. the guidance set of movable mold in the molding die of powder metallurgy according to claim 4, which is characterized in that described
Upper guide cylinder side has perforative location hole, and there are two balls for the interior tool of the location hole：Ball one and ball two, above-mentioned positioning
Also there is spring, the both ends of spring to bear against on ball one and ball two, the ball one under the elastic force effect of spring in hole
Against on the guide bar, ball two is resisted against pilot hole side wall under the elastic force effect of spring.
6. the guidance set of movable mold in the molding die of powder metallurgy according to claim 5, which is characterized in that also wrap
A cylindrical sleeve is included, above-mentioned sleeve outer diameter matches with location hole internal diameter and sleeve is located in location hole, above-mentioned spring
In sleeve and sleeve is stretched out at the both ends of spring.
7. the guidance set of movable mold in the molding die of powder metallurgy according to claim 6, which is characterized in that above-mentioned
Ball one, ball two, spring and sleeve form an osculating element, and the upper guide cylinder side circumferentially has several uniformly distributed along it
Location hole all has an osculating element in each location hole.
8. the guidance set of movable mold in the molding die of powder metallurgy according to claim 7, which is characterized in that above-mentioned
Several osculating elements form a contact mechanism, the quantity at least two of the contact mechanism and above-mentioned contact mechanism is along guide rod
Axially it is uniformly arranged.
9. the guidance set of movable mold in the molding die of powder metallurgy according to claim 1, which is characterized in that described
Actuator is cylinder, and the cylinder body of cylinder is connected in rack, and piston rod and the movable mold of cylinder are connected.
10. the guidance set of movable mold in the molding die of powder metallurgy according to claim 9, which is characterized in that institute
Stating has recessed evacuation chamber in stent, above-mentioned lower guide cylinder is at evacuation chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810323198.5A CN108637243A (en) | 2018-04-12 | 2018-04-12 | The guidance set of movable mold in the molding die of powder metallurgy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810323198.5A CN108637243A (en) | 2018-04-12 | 2018-04-12 | The guidance set of movable mold in the molding die of powder metallurgy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108637243A true CN108637243A (en) | 2018-10-12 |
Family
ID=63746182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810323198.5A Pending CN108637243A (en) | 2018-04-12 | 2018-04-12 | The guidance set of movable mold in the molding die of powder metallurgy |
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| CN (1) | CN108637243A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488881A (en) * | 2018-12-03 | 2019-03-19 | 海宁市英德赛电子有限公司 | The support base of ammonia storage tank |
| CN109850484A (en) * | 2018-11-05 | 2019-06-07 | 海宁市新恒隆不锈钢制品有限公司 | The conveying mechanism of steel pipe in steel pipe's production assembly line |
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| CN207033986U (en) * | 2017-06-20 | 2018-02-23 | 苏州钛盟科技精密模具有限公司 | A kind of lubricating type guide pillar structure |
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003247545A (en) * | 2002-02-26 | 2003-09-05 | Hitachi Ltd | Linear movement bearing device |
| CN201070673Y (en) * | 2007-07-10 | 2008-06-11 | 南京希顿东部精密机械有限公司 | Mold suitable for high speed impact pressing technique |
| CN202725812U (en) * | 2012-07-17 | 2013-02-13 | 富优科技(北海)有限公司 | Guide pillar for mold |
| CN202845782U (en) * | 2012-11-20 | 2013-04-03 | 天津市环宝机械设备有限公司 | Wear-resistant alloy powder block compression equipment |
| CN103990693A (en) * | 2014-04-25 | 2014-08-20 | 苏州广硕精密电子有限公司 | Rectangular guiding column and guiding sleeve |
| CN204148504U (en) * | 2014-09-29 | 2015-02-11 | 北京麦戈龙科技有限公司 | Prism magnet direct pressing mould |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109850484A (en) * | 2018-11-05 | 2019-06-07 | 海宁市新恒隆不锈钢制品有限公司 | The conveying mechanism of steel pipe in steel pipe's production assembly line |
| CN109488881A (en) * | 2018-12-03 | 2019-03-19 | 海宁市英德赛电子有限公司 | The support base of ammonia storage tank |
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Application publication date: 20181012 |