CN212443116U - Heat-insulating cap opening for shell pressing die - Google Patents
Heat-insulating cap opening for shell pressing die Download PDFInfo
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- CN212443116U CN212443116U CN202021174182.1U CN202021174182U CN212443116U CN 212443116 U CN212443116 U CN 212443116U CN 202021174182 U CN202021174182 U CN 202021174182U CN 212443116 U CN212443116 U CN 212443116U
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Abstract
The utility model relates to a heat preservation hat mouth for pressure shell mould, it includes interior hat mouth and cup joints the outer hat mouth on the hat mouth including, interior hat mouth and the coaxial setting of outer hat mouth, the equal opening in both ends of interior hat mouth and outer hat mouth, the bottom open-ended diameter of outer hat mouth is the same with the external diameter of interior hat mouth, the top open-ended diameter of outer hat mouth is the same with the internal diameter of interior hat mouth, mounting groove one has been seted up to the upper surface of interior hat mouth, mounting groove one is cyclic annular, a intussuseption of mounting groove is filled with insulation material layer one, be equipped with insulation ceramic layer one on the lateral wall of outer hat mouth. This application has the advantage that can improve the heat preservation effect of heat preservation hat mouth.
Description
Technical Field
The application relates to the field of heat preservation hat openings, in particular to a heat preservation hat opening for a shell pressing mold.
Background
The shell pressing mold is a mold for manufacturing a shell and is one of casting molds. The cap is a structure commonly used in casting molds, during the casting process of producing and manufacturing the casting mold, the cavity of the cap is used for storing liquid metal, the metal is supplied when the casting is formed, the functions of preventing shrinkage cavity, shrinkage porosity and exhaust are achieved, and the most important function of the cap is shrinkage supplement. In the feeding process, it is necessary to ensure that the liquid metal in the cavity is not solidified, so in order to slow down the solidification speed of the liquid metal in the cavity, a heat-insulating cap opening is usually used in the casting mould.
The patent with publication number CN2564283Y discloses a metal composite heat-insulating hat mouth, which is composed of a metal lining, a metal jacket and a heat-insulating material layer filled in the gap formed between the metal lining and the metal jacket; the shapes of the metal lining and the metal jacket are respectively an upper circle and a lower circle. Because the heat insulation material layer is filled between the metal lining and the metal outer sleeve, the metal composite heat insulation hat opening can play a certain heat insulation effect.
With respect to the related art among the above, there are the following drawbacks: although the heat-insulating material layer is arranged between the metal memory and the metal outer sleeve and can play a certain heat-insulating effect, the heat-insulating effect of the metal lining and the metal outer sleeve is poor, so that the heat-insulating effect of the whole metal composite heat-insulating hat opening is not high.
SUMMERY OF THE UTILITY MODEL
In order to improve the heat preservation effect of heat preservation hat mouth, this application provides a heat preservation hat mouth for pressing shell mould.
The application provides a heat preservation hat mouth for pressing shell mould adopts following technical scheme:
the utility model provides a heat preservation hat mouth for pressure shell mould, includes interior hat mouth and cup joints the outer hat mouth on the hat mouth including, interior hat mouth is with the coaxial setting of outer hat mouth, the equal opening in both ends of interior hat mouth and outer hat mouth, the bottom open-ended diameter of outer hat mouth is the same with the external diameter of interior hat mouth, the top open-ended diameter of outer hat mouth is the same with the internal diameter of interior hat mouth, mounting groove one has been seted up to the upper surface of interior hat mouth, mounting groove one is cyclic annular, a packing of mounting groove is filled with insulation material layer one, be equipped with insulation ceramic layer one on the lateral wall of outer hat mouth.
By adopting the technical scheme, the first protective material layer is arranged, so that the first heat-insulating material layer can slow down the speed of transferring heat from the inner cap opening to the outer cap opening, and a heat-insulating effect is achieved; due to the arrangement of the first heat-insulating ceramic layer, the first heat-insulating ceramic layer can slow down the speed of heat transfer from the outer cap opening to the outside, and the heat-insulating effect is further improved. To sum up, the heat preservation hat opening for the shell pressing die has the advantage of good heat preservation effect.
Preferably, the inner surface of the inner cap opening is provided with a second heat-insulating ceramic layer.
Through adopting above-mentioned technical scheme, heat preservation ceramic layer two can slow down the speed that the heat transmitted to the interior cap mouth from liquid metal to improve the heat preservation effect.
Preferably, the upper surface of the outer cap opening is provided with a second mounting groove, the second mounting groove is annular, and a second heat-insulating material layer is filled in the second mounting groove.
Through adopting above-mentioned technical scheme, insulating material layer two can slow down the speed that the heat transmitted to the external world from interior cap mouth to improve the heat preservation effect.
Preferably, the outer surface of the inner cap opening is provided with external threads, the inner surface of the outer cap opening is provided with internal threads, and the outer cap opening is in threaded connection with the inner cap opening.
Through adopting above-mentioned technical scheme, realized outer cap mouth and the dismantlement of interior cap mouth and be connected, the convenience is dismantled outer cap mouth from interior cap mouth to the convenience is changed insulating material layer one in the mounting groove.
Preferably, the upper surface of the inner cap opening is provided with an empty groove, and the empty groove is annular.
Through adopting above-mentioned technical scheme, the opening of outer cap mouth with the dead slot seals to at the internal cavity that forms of dead slot, the heat conduction effect of the air in the cavity is poor than interior cap mouth, so can slow down the outside speed of transmitting of heat, thereby improve the heat preservation effect.
Preferably, the bottom surface of the outer cap opening is flush with the bottom surface of the inner cap opening.
Through adopting above-mentioned technical scheme, outer cap mouth surrounds the lateral wall of interior cap mouth completely for outer cap mouth can carry out all-round heat preservation to the interior cap mouth, has improved the heat preservation effect.
Preferably, the edge of the first heat-insulating ceramic layer is provided with an arc chamfer.
Through adopting above-mentioned technical scheme, the hand is difficult to by the edge fish tail of heat preservation ceramic layer when the staff is connected outer cap mouth and interior cap mouth, plays the effect of protection staff.
Preferably, the outer surface of the first heat-preservation ceramic layer is provided with a plurality of anti-skidding lines which are vertically arranged.
Through adopting above-mentioned technical scheme, play and make things convenient for the staff to rotate the effect that outer cap mouth is connected outer cap mouth and interior cap mouth.
In summary, the present application includes at least one of the following beneficial technical effects:
1. according to the heat-insulating hat, the outer hat opening, the inner hat opening, the mounting groove I, the heat-insulating material layer I and the heat-insulating ceramic layer I are arranged, the heat-insulating material layer I can reduce the speed of transferring heat from the inner hat opening to the outer hat opening, the heat-insulating effect is achieved, the heat-insulating ceramic layer can reduce the speed of transferring heat from the outer hat opening to the outside, and the further heat-insulating effect is achieved, so that the heat-insulating effect of the heat-insulating hat opening can be improved;
2. this application is through setting up heat preservation ceramic layer two. The speed of transferring heat from the liquid metal to the inner cap opening can be reduced, so that the heat preservation effect is improved;
3. this application is through setting up the dead slot, and outer cap mouth is connected the back with interior cap mouth, outer cap mouth and dead slot stroke cavity, and the cavity is less than interior cap mouth to thermal transfer efficiency, consequently can play the effect that improves the heat preservation effect.
Drawings
Fig. 1 is a schematic view of an overall structure of a thermo cap for a press shell mold for embodying one of the embodiments.
Fig. 2 is a schematic view of an internal structure of a thermo cap for a press shell mold for embodying one of the embodiments.
Fig. 3 is a schematic view for embodying the structure of the inner cap mouth.
Description of reference numerals: 1. An inner cap opening; 2. an outer cap opening; 3. a first mounting groove; 4. a first heat insulation material layer; 5. a first heat-insulating ceramic layer; 6. a second heat-insulating ceramic layer; 7. a second mounting groove; 8. a second heat insulation material layer; 9. an external thread; 10. an internal thread; 11. an empty groove; 12. chamfering with an arc; 13. and (4) anti-skid lines.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a heat preservation cap mouth for pressing shell mould, refer to fig. 1 and fig. 2, including metal material's interior cap mouth 1 and outer cap mouth 2, outer cap mouth 2 and interior cap mouth 1 are cylindricly, and outer cap mouth 2 cup joints on the cap mouth 1 including, and interior cap mouth 1 and the coaxial setting of outer cap mouth 2.
Referring to fig. 1 and 2, both ends of the inner cap opening 1 and the outer cap opening 2 are open, the diameter of the bottom end opening of the outer cap opening 2 is the same as the outer diameter of the inner cap opening 1, and the diameter of the top end opening of the outer cap opening 2 is the same as the inner diameter of the inner cap opening 1. In the use process of the heat preservation cap opening, liquid metal can flow through the through hole in the middle of the inner cap opening 1.
Referring to fig. 2 and 3, a first mounting groove 3 is formed in the upper surface of the inner cap opening 1, the opening direction of the first mounting groove 3 is vertically upward, the first mounting groove 3 is annular and is coaxial with the inner cap opening 1, and the inner bottom surface of the first mounting groove 3 extends to a position close to the bottom surface of the inner cap opening 1. The first mounting groove 3 is filled with a first heat-insulating material layer 4, and the first heat-insulating material layer 4 is made of asbestos. The first heat-insulating material layer 4 can reduce the speed of heat transfer from the liquid metal to the inner cap opening 1, so that a heat-insulating effect can be achieved on the liquid metal.
Referring to fig. 1 and 2, after heat is transferred from the liquid metal to the inner cap mouth 1, the heat is continuously transferred to the outer cap mouth 2 and finally transferred to the outside. In order to reduce the heat transferred from the outer cap opening 2 to the outside, the outer side wall of the outer cap opening 2 is provided with a heat-insulating ceramic layer I5, and the heat transfer efficiency of the heat-insulating ceramic layer I5 is lower than that of the outer cap opening 2, so that the heat-insulating ceramic layer I5 can reduce the speed of transferring the heat from the outer cap opening 2 to the outside, and the effect of improving the heat-insulating effect of the heat-insulating cap opening is achieved.
Referring to fig. 2 and 3, the inner surface of the inner cap opening 1 is provided with a second heat-insulating ceramic layer 6, and the second heat-insulating ceramic layer 6 can reduce the speed of heat transfer from the liquid metal to the inner cap opening 1, so that the heat-insulating effect of the heat-insulating cap opening on the liquid metal can be further improved.
Referring to fig. 2 and 3, an empty groove 11 is formed in the upper surface of the inner cap opening 1, the opening direction of the empty groove 11 is vertical and upward, the empty groove 11 is circular and is coaxial with the inner cap opening 1, the inner bottom surface of the empty groove 11 extends to a position close to the bottom surface of the inner cap opening 1, and the empty groove 11 is located between the first mounting groove 3 and the outer side wall of the inner cap opening 1.
Referring to fig. 2 and 3, since the outer cap 2 is sleeved on the inner cap 1, the outer cap 2 and the empty groove 11 form a cavity, air exists in the cavity, and the heat transfer efficiency of the air is lower than that of the inner cap 1, so that the cavity can reduce the efficiency of heat transfer from the inner cap 1 to the outer cap 2, thereby playing a role in improving the heat preservation effect.
Referring to fig. 1 and 2, a second mounting groove 7 is formed in the upper surface of the outer cap opening 2, the second mounting groove 7 is annular, the inner bottom surface of the second mounting groove 7 extends to a position close to the bottom surface of the outer cap opening 2, a second thermal insulation material layer 8 is filled in the second mounting groove 7, and the second thermal insulation material layer 8 is made of asbestos.
Referring to fig. 1 and 2, the heat transfer efficiency of the second insulating material layer 8 is lower than that of the outer cap opening 2, so that the second insulating material layer 8 can reduce the rate of heat transfer from the outer cap opening 2 to the outside, thereby improving the insulating effect.
Referring to fig. 1 and 2, in order to enable the outer cap opening 2 to sufficiently preserve heat of the inner cap opening 1, the bottom surface of the outer cap opening 2 is flush with the bottom surface of the inner cap opening 1, and the outer cap opening 2 can completely surround the outer side wall of the inner cap opening 1, so that the outer cap opening 2 can preserve heat of all positions of the outer side wall of the inner cap opening 1, and the heat preservation effect of the heat preservation cap opening is improved.
Referring to fig. 1 and 2, after long-term use, a worker needs to replace a first heat-insulating material layer 4 and a second heat-insulating material layer 8, in order to replace the first heat-insulating material layer 4, an external thread 9 is arranged on the outer surface of the inner cap opening 1, an internal thread 10 matched with the external thread 9 is arranged on the inner surface of the outer cap opening 2, and the outer cap opening 2 is connected with the inner cap opening 1 through threads.
Referring to fig. 1 and 2, because external screw thread 9 and internal thread 10 have been set up, realized outer cap mouth 2 and interior cap mouth 1 dismantled and be connected, when needs change insulation material layer 4, the staff can change outer cap mouth 2 from interior cap mouth 1 is unscrewed, convenient operation.
Referring to fig. 1 and 2, after the thermal insulation material layer one 4 is replaced, a worker needs to rotate the outer cap opening 2 to reconnect the outer cap opening 2 with the inner cap opening 1, and during the process of rotating the outer cap opening 2, the hand of the worker may be scratched by the edge of the thermal insulation ceramic layer one 5. In order to reduce the probability of the occurrence of the above situations, the edge of the heat-insulating ceramic layer I5 is provided with the arc chamfer 12, the arc chamfer 12 can protect the hand of a worker, the safety of the worker when the worker connects the outer cap opening 2 with the inner cap opening 1 is improved,
referring to fig. 1, the outer surface of the heat-insulating ceramic layer I5 is provided with a plurality of anti-skid grains 13, the anti-skid grains 13 are vertically arranged, and the anti-skid grains 13 are uniformly distributed around the central axis of the outer cap opening 2. The anti-skidding lines 13 increase the friction force between the hands of the workers and the first heat-preservation ceramic layer 5, so that the workers can rotate the outer cap opening 2 conveniently, and the effect of connecting the outer cap opening 2 with the inner cap opening 1 conveniently is achieved.
The implementation principle of the heat preservation cap opening for the shell pressing mold is as follows: due to the arrangement of the second heat-insulating ceramic layer 6, the first heat-insulating material layer 4 and the empty groove 11, the transfer rate of heat transferred from the liquid metal to the inner cap opening 1 can be reduced, and therefore the heat-insulating effect is achieved; due to the fact that the second heat-insulating material layer 8 and the first heat-insulating ceramic layer 5 are arranged, the rate of heat transmitted to the outside from the outer cap opening 2 can be reduced, and therefore the heat-insulating effect of the heat-insulating cap opening can be further improved. To sum up, this application can improve the heat preservation effect of heat preservation hat opening, has the effectual advantage that keeps warm
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a heat preservation hat mouth for pressing shell mould which characterized in that: including interior cap mouth (1) and cup joint outer cap mouth (2) on cap mouth (1), interior cap mouth (1) and outer cap mouth (2) coaxial setting, the equal opening in both ends of interior cap mouth (1) and outer cap mouth (2), the diameter of the bottom opening of outer cap mouth (2) is the same with the external diameter of interior cap mouth (1), the diameter of the top opening of outer cap mouth (2) is the same with the internal diameter of interior cap mouth (1), mounting groove (3) have been seted up to the upper surface of interior cap mouth (1), mounting groove (3) are cyclic annular, packing has insulation material layer (4) in mounting groove (3), be equipped with a heat preservation ceramic layer (5) on the lateral wall of outer cap mouth (2).
2. The thermal hat port for the shell pressing mold according to claim 1, wherein: and a second heat-preservation ceramic layer (6) is arranged on the inner surface of the inner cap opening (1).
3. The thermal hat port for the shell pressing mold according to claim 1, wherein: and a second mounting groove (7) is formed in the upper surface of the outer cap opening (2), the second mounting groove (7) is annular, and a second heat-insulating material layer (8) is filled in the second mounting groove (7).
4. The thermal hat port for the shell pressing mold according to claim 1, wherein: the outer surface of the inner cap opening (1) is provided with external threads (9), the inner surface of the outer cap opening (2) is provided with internal threads (10), and the outer cap opening (2) is connected with the inner cap opening (1) through threads.
5. The thermal hat port for the shell pressing mold according to claim 1, wherein: the upper surface of the inner cap opening (1) is provided with an empty groove (11), and the empty groove (11) is annular.
6. The thermal hat port for the shell pressing mold according to claim 1, wherein: the bottom surface of the outer cap opening (2) is flush with the bottom surface of the inner cap opening (1).
7. The thermal hat port for the shell pressing mold according to claim 1, wherein: and the edge of the first heat-insulating ceramic layer (5) is provided with an arc chamfer (12).
8. The thermal hat port for the shell pressing mold according to claim 7, wherein: the outer surface of the heat preservation ceramic layer I (5) is provided with a plurality of anti-skidding lines (13), and the anti-skidding lines (13) are vertically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021174182.1U CN212443116U (en) | 2020-06-22 | 2020-06-22 | Heat-insulating cap opening for shell pressing die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021174182.1U CN212443116U (en) | 2020-06-22 | 2020-06-22 | Heat-insulating cap opening for shell pressing die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212443116U true CN212443116U (en) | 2021-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021174182.1U Active CN212443116U (en) | 2020-06-22 | 2020-06-22 | Heat-insulating cap opening for shell pressing die |
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|---|---|
| CN (1) | CN212443116U (en) |
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- 2020-06-22 CN CN202021174182.1U patent/CN212443116U/en active Active
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