CN203203852U - Mold system for manufacturing artificial core - Google Patents
Mold system for manufacturing artificial core Download PDFInfo
- Publication number
- CN203203852U CN203203852U CN 201220736811 CN201220736811U CN203203852U CN 203203852 U CN203203852 U CN 203203852U CN 201220736811 CN201220736811 CN 201220736811 CN 201220736811 U CN201220736811 U CN 201220736811U CN 203203852 U CN203203852 U CN 203203852U
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- Prior art keywords
- rock core
- artificial rock
- mold system
- mould tube
- base
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Abstract
The utility model provides a mold system for manufacturing an artificial core. The mold system comprises a mold component and a demolding component, wherein the mold component comprises a mold tube, a cushion block and a base; the demolding component comprises a demolding element and a mold column. By adopting the mold system disclosed by the utility model, the technical effects that no sealing adhesive tape needs to be wound on a base thread in a sample preparation process and no manual operation is needed in the demolding process are achieved by the technical means of adding an annular sealing ring and the demolding component; the demolding success rate of the sample is increased to 99.5% from below 50%; meanwhile, the accuracy of the strength test result is also improved.
Description
Technical field
The utility model relates to oil development experimental technique field, is specifically related to a kind of mold system of making artificial rock core.
Background technology
In oil development experimental technique field, often need the standard testing rock core to test bottom parameters such as porosity, permeability, oil saturation and compressive strength.The standard testing rock core refers to that length is at the little rock core of 40mm-50mm.
The mold system of the production standard testing rock core of the initial development of applicant generally comprises: mould tube and demoulding parts.In the preparation, base is connected with mould tube tightens, then a cushion block is put into from the mould tube opening end that assembles, add the sample that needs test consolidation strength or rupture strength, and then adding a cushion block, preheating under the temperature that will test is then with the cushion block compacting, put under the design temperature and heat required time, and then carry out the test of bottom parameter.
The mold system of above-mentioned existing making artificial rock core, the bottom of mould tube only is provided with the screw thread for firm banking, be not used in the packoff that the bottom to mould tube seals, in the process of preparation rock core, add liquid if desired, in order to prevent fluid seepage, just must twine sealant tape at the whorl of base place, result in hand cramps to experiment; And sealant tape very easily is entangled on the sample piece, and after a sample preparation finishes, not only needs manually the sealant tape that twines to be removed, and because sealant tape is entangled on the sample piece, then causes the damage of sample piece probably.
The utility model content
There is not packoff in the bottom that the technical problems to be solved in the utility model is to overcome the mould tube of the existing mold system of making artificial rock core and the artificial rock core manufacturing process brought is loaded down with trivial details and the problem that easily causes experiment sample piece to damage, thereby a kind of mold system that is difficult for causing the making artificial rock core that experiment sample piece damages of the simple to operate and easy demoulding is provided.
For this reason, the utility model provides a kind of mold system of making artificial rock core, comprise die assembly, described die assembly be used for to cooperate the moulding of artificial rock core, and described die assembly comprises be used to holding the mould tube of making the artificial rock core raw material and being installed in base on the port of described mould tube; And demoulding assembly, described demoulding assembly is used for after described artificial rock core moulding described artificial rock core from the described die assembly demoulding; The inwall of one end of the close described base of described mould tube is provided with first installation portion, and described base is provided with the lip ring of port that cooperates the second fixing installation portion with described first installation portion and be used for the close described base of the described mould tube of sealing.
Described first installation portion is internal thread, and described second installation portion is external thread.
Described lip ring is the grommet type seals that is socketed on the described base.
Described die assembly also comprises two cushion blocks, and described cushion block is suitable for being installed in the two ends of described mould tube, is used for the raw material of the described making artificial rock core of leveling.
Described demoulding assembly comprises knock-outs will, and described knock-outs will is cylinder tube shape, and the inwall of its at least one end is provided with radially outstanding draw-in groove, and the interior diameter of described draw-in groove is less than the overall diameter of described mould tube.
Described demoulding assembly comprises that also the artificial rock core that is used to after the moulding provides the mould post of knockout press.
The height of described internal thread is 0.2-1cm, and described externally threaded height is consistent with the height of described internal thread.
Described base is hex(agonal)screw, and its opposite side distance is from the overall diameter greater than described mould tube.
The mold system of the making artificial rock core that the utility model provides has the following advantages:
The utility model provides a kind of mold system, it comprises die assembly and demoulding assembly, die assembly comprises mould tube and base, the inwall of one end of the close base of mould tube is provided with first installation portion, and base is provided with the lip ring of port that cooperates the second fixing installation portion with first installation portion and be used for the close described base of the described mould tube of sealing.The utility model adopts lip ring, described lip ring can directly adopt the mode of socket to fix, the installation of having avoided prior art to adopt fluid sealant to bring twining and cause and dismounting constant, and lip ring is not easy with respect to sealant tape and the raw material mat of making artificial rock core, thereby avoided causing easily in the knockout course defective of sample piece damage, improved the qualification rate of sample piece, demoulding success ratio is increased to 99.5% from less than 50%, also improved simultaneously strength test result's accuracy, utilizing new die to record sample strength obviously increases.
Description of drawings
Content of the present utility model is easier clearly to be understood in order to make, below in conjunction with accompanying drawing, the utility model is described in further detail, wherein,
Fig. 1 is the structural representation of knock-outs will in the mold system of the manufacture of intraocular rock core that provides of the utility model;
Fig. 2 is the structural representation of mould tube in the mold system of the manufacture of intraocular rock core that provides of the utility model;
Fig. 3 is the structural representation of cushion block in the mold system of the manufacture of intraocular rock core that provides of the utility model;
Fig. 4 is the structural representation of base in the mold system of the manufacture of intraocular rock core that provides of the utility model;
Fig. 5 is the structural representation of mould post in the mold system of the manufacture of intraocular rock core that provides of the utility model.
Reference numeral is expressed as among the figure: 10-knock-outs will, 11-draw-in groove, 20-mould tube, 21-internal thread, 30-cushion block, 40-base, 41-grommet type seals, 42-external thread, 50-mould post.
Embodiment
The utility model provides a kind of mold system of making artificial rock core, comprise die assembly, described die assembly be used for to cooperate the moulding of artificial rock core, and described die assembly comprises be used to holding the mould tube 20(that makes the artificial rock core raw material sees Fig. 2) and the base 40(that is installed on the port of described mould tube 20 see Fig. 4); And demoulding assembly, described demoulding assembly is used for after described artificial rock core moulding described artificial rock core from the described die assembly demoulding; The inwall of one end of the close described base 40 of described mould tube 20 is provided with first installation portion, described base 40 is provided with the lip ring of port that cooperates the second fixing installation portion with described first installation portion and be used for the close described base 40 of the described mould tube 20 of sealing, preferably, described lip ring is the grommet type seals that is socketed on the described base 40.
The mold system that present embodiment provides, adopt lip ring, can directly adopt the mode of socket to fix, the installation of having avoided prior art to adopt fluid sealant to bring twining and cause and dismounting constant, and lip ring is not easy with respect to sealant tape and the raw material mat of making artificial rock core, thereby avoided causing easily in the knockout course defective of sample piece damage, improved the qualification rate of sample piece, demoulding success ratio is increased to 99.5% from less than 50%, also improved simultaneously strength test result's accuracy, utilizing new die to record sample strength obviously increases.
Technique scheme is core technology scheme of the present invention, need to prove, described base 40 can be various with the mounting means of described mould tube 20, namely, described first installation portion that can adopt and the fit form of described second installation portion can be various, and in the present embodiment, described first installation portion is internal thread 21, described second installation portion is external thread 42, and described internal thread 21 matches with described external thread 42 and makes described base 40 be fixed on the described mould tube 20.
In order to improve the planarization of finished product, in the present embodiment, described die assembly comprises that also two cushion block 30(see Fig. 3), described cushion block 30 is suitable for being installed in the two ends of described mould tube 20, is used for the raw material of the described making artificial rock core of leveling; In the present embodiment, described cushion block 30 is that diameter is 2.55.cm, and length is the cylinder bodily form of 1.95cm.
For the ease of the demoulding, in the present embodiment, described demoulding assembly comprises that knock-outs will 10(sees Fig. 1), described knock-outs will 10 is cylinder tube shape, the inwall of its at least one end is provided with radially outstanding draw-in groove 11, and the interior diameter of described draw-in groove 11 is less than the overall diameter of described mould tube 20.Described demoulding assembly comprises that also the artificial rock core that is used to after the moulding provides the mould post 50(of knockout press to see Fig. 5).
Further, the height of the described internal thread 21 that present embodiment provides is 0.2-1cm, and the height of described external thread 42 is consistent with the height of described internal thread 21.Described base 40 is hex(agonal)screw, and its opposite side distance is from the overall diameter greater than described mould tube 20.
The concrete shape and size of each parts are in the die assembly of the mold system of the making artificial rock core that present embodiment provides: utilize threading tool to stamp height at the inwall of an end of mould tube 20 and be the internal thread 21 of 0.6cm; Choose STAINLESS STEEL HEX HEAD CAP SCREWS with internal thread coupling as base, STAINLESS STEEL HEX HEAD CAP SCREWS has hexagonal base and has the teat of external thread 42, wherein the height of external thread 42 is consistent with the height of internal thread 21, sexangle thickness is 0.60cm, opposite side distance is from being 3.56cm, and the height of screw thread is consistent with the height of first screw thread.The interior diameter of the grommet type seals 41 on the base 40 is 2.58cm, and overall diameter is 2.88cm.When mould tube 20 is connected with base 40 when tightening, grommet type seals 41 is the end sealing of mould tube 20, thereby avoided screw thread is twined sealant tape, and can solve mould tube 20 leakage defect.
The mold system of the making artificial rock core that present embodiment provides, the shape and size of each parts are in the demoulding assembly: knock-outs will 10 is the cylinder cast, its interior diameter is that the interior diameter of mould tube 20 adds its pipe thickness, be 2.86cm, the overall diameter of knock-outs will 10 is that 4.16cm, axial length are 17.00cm simultaneously, and it is that 3.25cm, the degree of depth are the draw-in groove 11 of 1.05cm that the one end is provided with interior diameter.Mould post 50 is that axial length is 22.00cm, and diameter is the cylinder type of 2.55cm.
Utilize the mold system of the making artificial rock core that present embodiment provides to carry out the process that artificial rock core makes to be:
The base 40 that will have grommet type seals 41 is connected with mould tube 20 to tighten then puts into mould tube 20 with a cushion block 30 from the opening end of mould tube 20, and make it near described base 40, add the raw material that is used for the making artificial rock core and (namely need to test the sample of consolidation strength or rupture strength, add consolidation liquid if desired, it is added simultaneously, stirs), in the mould tube 20 of then another cushion block 30 being packed into, use rubber stopper seal, finish the installation of entire die assembly; The entire die assembly is placed on preheating 10min under the temperature that will test, pulls out rubber plug, insert mould post 50 in the mould tubes 20 and the end on cushion block 30, utilize universal testing machine to exert pressure for described mould post 50, and and then the described cushion block 30 of pre-compacted; After the pre-compacted, extract mould post 50 out, with the port rubber stopper seal of mould tube 20, put under the design temperature and heat required time; After finishing the heating of special time, pull out rubber plug, utilize pipe wrench that base 40 is turned round, an end that mould tube 20 is had internal thread 21 is put into knock-outs will 10, make the outer wall of mould tube 20 be resisted against in the draw-in groove 11 of described knock-outs will 10, mould post 50 is inserted in the mould tube 20, be placed on the demoulding on the universal testing machine, can obtain complete sample piece.
On the basis of above-described embodiment, the mold system of a kind of manufacture of intraocular rock core described in the utility model, described parts are stainless steel and make.
Obviously, above-described embodiment only is for example clearly is described, and is not the restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give all embodiments exhaustive.And the apparent variation of being extended out thus or change still are among the protection domain of the present utility model.
Claims (8)
1. a mold system of making artificial rock core comprises
Die assembly, described die assembly be used for to cooperate the moulding of artificial rock core, and described die assembly comprises be used to holding the mould tube (20) of making the artificial rock core raw material and being installed in base (40) on the port of described mould tube (20); And
Demoulding assembly, described demoulding assembly are used for after described artificial rock core moulding described artificial rock core from the described die assembly demoulding;
It is characterized in that:
The inwall of one end of the close described base (40) of described mould tube (20) is provided with first installation portion, and described base (40) is provided with the lip ring that cooperates second installation portion of fixing and the port of the close described base (40) that is used for the described mould tube of sealing (20) with described first installation portion.
2. the mold system of making artificial rock core according to claim 1, it is characterized in that: described first installation portion is internal thread (21), described second installation portion is external thread (42).
3. the mold system of making artificial rock core according to claim 2 is characterized in that: described lip ring is for being socketed in the grommet type seals (41) on the described base (40).
4. according to the mold system of arbitrary described making artificial rock core among the claim 1-3, it is characterized in that: described die assembly also comprises two cushion blocks (30), described cushion block (30) is suitable for being installed in the two ends of described mould tube (20), is used for the raw material of the described making artificial rock core of leveling.
5. the mold system of making artificial rock core according to claim 4, it is characterized in that: described demoulding assembly comprises knock-outs will (10), described knock-outs will (10) is cylinder tube shape, the inwall of its at least one end is provided with radially outstanding draw-in groove (11), and the interior diameter of described draw-in groove (11) is less than the overall diameter of described mould tube (20).
6. the mold system of making artificial rock core according to claim 5 is characterized in that: described demoulding assembly comprises that also the artificial rock core that is used to after the moulding provides the mould post (50) of knockout press.
7. the mold system of making artificial rock core according to claim 6 is characterized in that, the height of described internal thread (21) is 0.2-1cm, and the height of described external thread (42) is consistent with the height of described internal thread (21).
8. the mold system of making artificial rock core according to claim 7 is characterized in that, described base (40) is hex(agonal)screw, and its opposite side distance is from the overall diameter greater than described mould tube (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220736811 CN203203852U (en) | 2012-12-28 | 2012-12-28 | Mold system for manufacturing artificial core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220736811 CN203203852U (en) | 2012-12-28 | 2012-12-28 | Mold system for manufacturing artificial core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203203852U true CN203203852U (en) | 2013-09-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220736811 Expired - Lifetime CN203203852U (en) | 2012-12-28 | 2012-12-28 | Mold system for manufacturing artificial core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203203852U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103926122A (en) * | 2014-04-11 | 2014-07-16 | 中国石油大学(北京) | Sand rock core as well as manufacture device and manufacture method thereof |
| CN108709783A (en) * | 2018-05-17 | 2018-10-26 | 长江大学 | Artificial cores preparation facilities and preparation method thereof |
| CN108801722A (en) * | 2017-05-03 | 2018-11-13 | 中国石油化工股份有限公司 | The preparation method of shale oil reservoir core model between a kind of salt |
| CN115144246A (en) * | 2022-08-30 | 2022-10-04 | 华巍博大(北京)科技有限公司 | Method for compacting loose core |
-
2012
- 2012-12-28 CN CN 201220736811 patent/CN203203852U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103926122A (en) * | 2014-04-11 | 2014-07-16 | 中国石油大学(北京) | Sand rock core as well as manufacture device and manufacture method thereof |
| CN108801722A (en) * | 2017-05-03 | 2018-11-13 | 中国石油化工股份有限公司 | The preparation method of shale oil reservoir core model between a kind of salt |
| CN108801722B (en) * | 2017-05-03 | 2021-05-25 | 中国石油化工股份有限公司 | Preparation method of rock core model of salt shale oil reservoir |
| CN108709783A (en) * | 2018-05-17 | 2018-10-26 | 长江大学 | Artificial cores preparation facilities and preparation method thereof |
| CN115144246A (en) * | 2022-08-30 | 2022-10-04 | 华巍博大(北京)科技有限公司 | Method for compacting loose core |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130918 |