CN210308318U - Prestressed dry bag type cold isostatic press for pressing and forming alloy and ceramic powder - Google Patents
Prestressed dry bag type cold isostatic press for pressing and forming alloy and ceramic powder Download PDFInfo
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- CN210308318U CN210308318U CN201920430348.2U CN201920430348U CN210308318U CN 210308318 U CN210308318 U CN 210308318U CN 201920430348 U CN201920430348 U CN 201920430348U CN 210308318 U CN210308318 U CN 210308318U
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Abstract
The utility model belongs to the technical field of alloy powder press forming, in particular to a prestress dry bag type cold isostatic press for alloy and ceramic powder press forming, which comprises a prestress frame, a high-pressure working cylinder, a mold in-out system, an electric control cabinet and a pressurizing system, wherein the prestress frame comprises two supporting columns, two pull rods, two prestress cross beams and four pretightening nuts, the prestress cross beam at the lower side is arranged on the supporting columns, the two prestress cross beams and the two pull rods are fixedly connected through another four pretightening nuts, the pull rod is connected with a prestress force-bearing cylinder, the prestress force-bearing cylinder at the left side is connected with a rotating cylinder, a wear-resisting sleeve is arranged between the prestress force-bearing cylinder and the rotating cylinder, the rotating cylinder is connected with an integral connecting steel plate which is connected with the high-pressure working cylinder which is connected with an integral mounting plate, the mold in-out system is arranged on the integral, an ultrahigh pressure lower jacking cylinder is arranged below the high-pressure working cylinder and is arranged on the prestressed cross beam at the lower side.
Description
Technical Field
The utility model belongs to the technical field of alloy powder press forming, concretely relates to a bag formula cold isostatic press is done to prestressing force formula that is used for alloy and ceramic powder press forming.
Background
The existing known alloy powder and ceramic molding adopts extrusion molding or metal hard die molding technology, the extrusion molding is to extrude a finished product by a piston through a mold outlet by slurry with certain fluidity, and then the finished product can be produced by the technologies of natural drying, sintering and the like for a long time; the dry bag type isostatic pressing machine is a main device for pressing and forming ceramic and alloy powder, and the frame structure of the traditional dry bag type isostatic pressing machine is a dumbbell-shaped upright post assembly structure, so that the processing and the assembly are complex, and the strength is not large enough; patent No. CN201520383976.1 discloses a dry bag isostatic press for ceramic and alloy powder press forming, which has simpler frame processing and assembly and higher mechanical strength; the whole structure has better mechanical strength, more stable and reliable operation and good synchronous motion effect, and solves the technical problem that the centering and the positioning of a discharging and demolding mechanism and a high-pressure cylinder are not accurate frequently during charging or discharging; however, the non-prestressed frame is adopted, so that the nut on the frame is easy to loosen in the using process, and once the nut is loosened, the stress of the pressure cylinder is uneven, and further the explosion risk of the whole high-pressure working cylinder is caused; and when the high-pressure working cylinder is used for pressing, the stress of the die is uneven, so that the pressing effect is poor.
SUMMERY OF THE UTILITY MODEL
To the problem that the above-mentioned background art provided, the utility model aims at: aims to provide a prestressed dry bag type cold isostatic press for pressing and forming alloy and ceramic powder.
In order to realize the technical purpose, the utility model discloses a technical scheme as follows:
a prestress dry bag type cold isostatic press for pressing and forming alloy and ceramic powder comprises a prestress frame, a high-pressure working cylinder, a mold in-and-out system, an electric control cabinet and a pressurizing system, wherein the prestress frame comprises two supporting columns, two pull rods, two prestress cross beams and four pretightening nuts, the prestress cross beams at the lower side are arranged on the supporting columns, the two prestress cross beams and the two pull rods are fixedly connected through the other four pretightening nuts, the pull rods are connected with a prestress stress barrel, the prestress stress barrel at the left side is connected with a rotating barrel, a wear-resisting sleeve is arranged between the prestress stress barrel and the rotating barrel, the rotating barrel is connected with an integral connecting steel plate which is connected with the high-pressure working cylinder, the high-pressure working cylinder is connected with an integral mounting plate, and the mold in-and-out system is arranged on the integral mounting plate, and an ultrahigh pressure lower jacking cylinder is arranged below the high-pressure working cylinder and is arranged on the prestressed cross beam at the lower side.
Further, the electric control cabinet is set to be in a suspension mode for the machine tool, and due to the design, manual operation at any angle can be facilitated.
Further inject, business turn over mould system includes accurate slide rail, on accurate slide rail unit mount board, such design can guarantee that business turn over mould is accurate, the operation is reliable.
Further, the supercharging system adopts a unique supercharging system with few movement times and large flow, and the design can ensure that the service life of the supercharging system is longer.
Further, the high-pressure working cylinder is provided with a die, and the die is made of a soft polyurethane elastic material, so that the wide applicability of pressed products can be ensured.
The utility model has the advantages that:
1. compared with the prior art, the integral frame has high rigidity and reliability, and has no danger of explosion of the traditional frame;
2. the rotary cylinder of the newly-increased high-pressure working cylinder and built-in wear-resisting not changing set, the rotary cylinder is connected with the prestressed force-bearing cylinder through the wear-resisting set, the reliability of use is higher, the integral connecting steel plate that the rotary cylinder drives is connected with high-pressure working cylinder lower, reach the accurate positioning, solve the problem that the mould is passed in and out and can't pass in and out freely, centering nature is bad that often appear;
3. the ultrahigh-pressure top cylinder is adopted to ensure that the high-pressure working cylinder is axially stressed when a product is pressed, so that the effect of full-range pressing, namely isostatic pressure is realized;
4. the long-life high-flow low-movement-speed supercharging system is adopted, the operation speed of the hydraulic system is reduced, and the fault rate is further reduced.
Drawings
The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;
fig. 1 is a schematic structural diagram of an embodiment of the present invention;
the main element symbols are as follows:
the device comprises a prestressed type frame 1, a supporting column 11, a pull rod 12, a prestressed cross beam 13, a pre-tightening nut 14, a prestressed stress cylinder 15, a rotating cylinder 16, an integral connecting steel plate 17, a high-pressure working cylinder 2, an integral mounting plate 21, an in-and-out mold system 3, an electric control cabinet 4, a pressurization system 5 and an ultrahigh-pressure top cylinder 6.
Detailed Description
In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.
As shown in figure 1, the utility model discloses a dry bag cold isostatic press of prestressing force formula for alloy and ceramic powder press forming, including prestressing force formula frame 1, high-pressure working cylinder 2, business turn over mould system 3, automatically controlled cabinet 4 and turbocharging system 5, prestressing force formula frame includes two support posts 11, two pull rods 12, two prestressing force crossbeams 13, four pretension nuts 14, prestressing force crossbeam 13 of downside is installed on support post 11, two prestressing force crossbeams 13 and two pull rods 12 are connected fixedly through other four pretension nuts 14, pull rod 12 is connected with prestressing force atress section of thick bamboo 15, left prestressing force atress section of thick bamboo 15 is connected with a rotating section of thick bamboo 16, be equipped with wear-resisting cover between prestressing force atress section of thick bamboo 15 and the rotating section of thick bamboo 16, rotating section of thick bamboo 16 is connected with integral connection steel sheet 17, integral connection steel sheet 17 is connected with high-pressure working cylinder 2, high-pressure working cylinder 2 is connected with, the mold in-and-out system 3 is installed on the integral installation plate 21, the ultrahigh pressure down jacking cylinder 6 is arranged below the high pressure working cylinder 2, and the ultrahigh pressure down jacking cylinder 6 is installed on the prestressed cross beam 13 at the lower side.
The preferred automatically controlled cabinet 4 sets up to the lathe with hanging the form, such design, can be convenient for artifical at arbitrary angle operation. In fact, the arrangement mode of the electric control cabinet 4 can be considered according to specific situations.
The preferable mould entering and exiting system 3 comprises a precision slide rail, and the precision slide rail is integrally arranged on the mounting plate 21, so that the accurate and reliable operation of the entering and exiting mould can be ensured. In practice, the structure of the in-and-out mold system 3 may also be considered as the case may be.
Preferably, the pressurization system 5 adopts a pressurization system with low movement times and large flow, and the design can ensure that the service life of the pressurization system is longer. In fact, the specification and model of the supercharging system 5 may also be considered as the case may be.
Preferably, the high-pressure working cylinder 2 is provided with a die which is made of a soft polyurethane elastic material, and the design can ensure wide applicability of pressed products. In fact, specific considerations may also be made to the specific case.
The utility model is used for alloy powder and ceramic press forming's dry bag formula cold isostatic press, this type is owing to adopt prestressing force frame construction for its complete machine reliability, security than the model before improve greatly, the cantilever crane operation regulator cubicle setting mode of the high security that all models did not possess before possessing of this type borrow the lathe has been realized, has made things convenient for operating personnel's use greatly.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (5)
1. A bag formula cold isostatic press is done to prestressing force formula for alloy and ceramic powder press forming, including prestressing force formula frame (1), high-pressure working cylinder (2), business turn over mould system (3), automatically controlled cabinet (4) and turbocharging system (5), its characterized in that: the prestressed type framework comprises two supporting columns (11), two pull rods (12), two prestressed cross beams (13) and four pre-tightening nuts (14), the prestressed cross beams (13) on the supporting columns (11) are arranged on the lower side, the prestressed cross beams (13) and the two pull rods (12) are fixedly connected through the other four pre-tightening nuts (14), the pull rods (12) are connected with prestressed force-bearing cylinders (15), the left prestressed force-bearing cylinders (15) are connected with rotating cylinders (16), wear-resistant sleeves are arranged between the prestressed force-bearing cylinders (15) and the rotating cylinders (16), the rotating cylinders (16) are connected with integral connecting steel plates (17), the integral connecting steel plates (17) are connected with high-pressure working cylinders (2), the high-pressure working cylinders (2) are connected with integral mounting plates (21), and in and out die systems (3) are arranged on the integral mounting plates (21), an ultrahigh-pressure lower jacking cylinder (6) is arranged below the high-pressure working cylinder (2), and the ultrahigh-pressure lower jacking cylinder (6) is arranged on a prestressed cross beam (13) on the lower side.
2. The pre-stressed dry-bag cold isostatic press for the press forming of alloy and ceramic powders according to claim 1, wherein: the electric control cabinet (4) is set to be in a suspension form for a machine tool.
3. The pre-stressed dry-bag cold isostatic press for the press forming of alloy and ceramic powders according to claim 1, wherein: the mould entering and exiting system (3) comprises a precision slide rail, and the precision slide rail is integrally arranged on the mounting plate (21).
4. The pre-stressed dry-bag cold isostatic press for the press forming of alloy and ceramic powders according to claim 1, wherein: the pressurization system (5) adopts a pressurization system with small unique movement times and large flow.
5. The pre-stressed dry-bag cold isostatic press for the press forming of alloy and ceramic powders according to claim 1, wherein: the high-pressure working cylinder (2) is provided with a die, and the die is made of a soft polyurethane elastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920430348.2U CN210308318U (en) | 2019-04-01 | 2019-04-01 | Prestressed dry bag type cold isostatic press for pressing and forming alloy and ceramic powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920430348.2U CN210308318U (en) | 2019-04-01 | 2019-04-01 | Prestressed dry bag type cold isostatic press for pressing and forming alloy and ceramic powder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210308318U true CN210308318U (en) | 2020-04-14 |
Family
ID=70135451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920430348.2U Expired - Fee Related CN210308318U (en) | 2019-04-01 | 2019-04-01 | Prestressed dry bag type cold isostatic press for pressing and forming alloy and ceramic powder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210308318U (en) |
-
2019
- 2019-04-01 CN CN201920430348.2U patent/CN210308318U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200414 Termination date: 20210401 |
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| CF01 | Termination of patent right due to non-payment of annual fee |