CN211071721U - Machining die for ducted type oil smoke backflow prevention non-return device base - Google Patents
Machining die for ducted type oil smoke backflow prevention non-return device base Download PDFInfo
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- CN211071721U CN211071721U CN201922218376.0U CN201922218376U CN211071721U CN 211071721 U CN211071721 U CN 211071721U CN 201922218376 U CN201922218376 U CN 201922218376U CN 211071721 U CN211071721 U CN 211071721U
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Abstract
The utility model provides a mold processing of duct formula grease proofing cigarette non return device base that flows backward, belongs to machining technical field, structurally comprises last mould and lower mould connection, utilizes straight round pin with the mould compound die through the location pinhole on last mould and the lower mould, and through last bolt via hole on last mould and the lower mould with last lower mould fastening, the sprue gate that the casting material was through last mould pours into, and through the gas vent exhaust on last mould, the part is taken out to the die sinking after the cooling, through the utility model provides a duct formula grease proofing cigarette non return device's base that flows backward, safe high efficiency, low cost have effectively solved the processing problem of base.
Description
Technical Field
The utility model belongs to the technical field of machining, a oil smoke clarification plant mold processing is related to, specific saying so relates to a mold processing of duct formula grease proofing cigarette flowing backward non return device base.
Background
The flue in the current commodity house kitchen is all public flue, all adopt a smoke exhaust pipe from one floor to the top of the building, the original intention of this kind of design is to prevent that the householder from privately punching on the facade in house, seriously influence the security in house and destroy the pleasing to the eye of the facade in house, but in the in-service use, embarrassed and vexed thing also comes with it, that is that the mixed oil smoke in the public flue pours into the householder home backward, very many householders are impatient, consequently, the transformation to the current exhaust system non return device of lampblack absorber is imperative, but the base structure among the novel non return device is complicated, adopt traditional machining's means, waste time and material, and can not guarantee the quality of processing, therefore, it seems especially important to design a mould of producing this base to solve above-mentioned not enough.
SUMMERY OF THE UTILITY MODEL
The utility model aims at a to a novel base structure is complicated among duct formula grease proofing cigarette flowing backward non return device, adopts traditional machining method, wastes time and expenses material, and processingquality is less than or equal, provides a mold processing of duct formula grease proofing cigarette flowing backward non return device base, can reduce manufacturing cost, can carry out quick shaping processing to non return device middle base, improves machining efficiency.
The technical scheme of the utility model: the utility model provides a mold processing of duct formula grease proofing cigarette flows backward non return device base which characterized in that: the processing mould consists of an upper mould and a lower mould; the upper die and the lower die are of rectangular block structures, bolt through holes are formed in the four corners of the upper die, a raised upper die core is arranged in the middle of the upper die, two square grooves are formed in the edge of the bottom surface of the upper die core, a sunken upper die cavity is formed in the center of the upper die core, the bottom surface of the upper die cavity is an inclined surface, a circle of convex ring is arranged at the edge of the bottom surface of the upper die cavity, a pouring port and an exhaust port are formed in the outer side of the upper die core, and positioning pin holes are formed in the outer sides of the pouring port and; the four corners of lower mould department of falling is equipped with the bolt blind hole, the middle part of lower mould is equipped with sunken lower mould die cavity, the bottom surface four corners department of falling of lower mould die cavity is equipped with the stand, the center of lower mould die cavity is equipped with bellied lower mould mold core, the top surface of lower mould mold core is the inclined plane, the outside of lower mould mold core is equipped with the round recess, go up the mould and arrange the lower mould top in, the inclined plane of going up the mould cavity closely laminates with the inclined plane of lower mould mold core, it forms the pouring cavity with the lower mould die cavity to go up the mould mold core, sprue gate, gas vent all are connected with the pouring cavity and communicate with each other, make through.
The diameter of the lower die core is smaller than the inner diameter of the upper die cavity.
The inclined plane of the upper die cavity is the same as the inclined plane of the lower die core in inclination angle, and the inclination angle is 16-22 degrees.
The diameter of the upper die cavity is the same as the outer diameter of the groove.
The lower die cavity is a rectangular cavity.
The upright column is a cylindrical upright column, and the height of the upright column is the same as the depth of the lower die cavity.
The convex ring is a semicircular convex ring and is arranged between the lower die core and the inner wall of the upper die cavity.
The pouring gate and the exhaust port are symmetrically arranged by taking the center of the upper die cavity as a symmetry axis.
The utility model has the advantages that: the utility model provides a mold processing of duct formula grease proofing cigarette non return device base that flows backward, structural by last mould and lower mould connection component, utilize straight round pin with the mould compound die through the location pinhole on last mould and the lower mould, through last bolt via hole on last mould and the lower mould with last lower mould fastening, the sprue gate that the casting material was through last mould pours into, through the gas vent exhaust on last mould, the part is taken out to the die sinking after the cooling, through the utility model provides a base of duct formula grease proofing cigarette non return device that flows backward, safe high efficiency, low cost have effectively solved the processing problem of base.
Drawings
Fig. 1 is a schematic view of the upper die and the lower die combination structure of the present invention.
Fig. 2 is a schematic diagram of the structure of the middle upper die of the utility model.
Fig. 3 is a schematic view of the full-section structure at a-a in fig. 2.
Fig. 4 is an enlarged schematic view of B in fig. 3.
Fig. 5 is a schematic view of the structure of the middle and lower dies of the present invention.
FIG. 6 is a schematic view of the full-section structure at C-C in FIG. 5.
In the figure: the device comprises an upper die 1, a lower die 2, a lower die cavity 3, an upper die cavity 4, a convex ring 5, a positioning pin hole 6, a pouring gate 7, an exhaust port 8, an upper die core 9, a lower die core 10, an upright post 11, a positioning pin hole 12, a square groove 13, a bolt through hole 14, a bolt blind hole 15 and a groove 16.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1-5, a processing mold of a ducted oil smoke backflow prevention check device base is composed of an upper mold 1 and a lower mold 2; the upper die 1 and the lower die 2 are of rectangular block structures, bolt through holes 14 are formed in four corners of the upper die 1, a raised upper die core 9 is arranged in the middle of the upper die 1, two square grooves 13 are formed in the edge of the bottom surface of the upper die core 9, a recessed upper die cavity 3 is formed in the center of the upper die core 9, the bottom surface of the upper die cavity 3 is an inclined surface, a circle of convex ring 5 is arranged at the edge of the bottom surface of the upper die cavity 3, a pouring gate 7 and an exhaust port 8 are formed in the outer side of the upper die core 9, and positioning pin holes 6 are formed in the outer; the four corners of lower mould 2 are located and are equipped with bolt blind hole 15, the middle part of lower mould 2 is equipped with sunken lower mould die cavity 3, the bottom surface four corners of lower mould die cavity 3 is located and is equipped with stand 11, the center of lower mould die cavity 3 is equipped with bellied lower mould mold core 10, the top surface of lower mould mold core 10 is the inclined plane, the outside of lower mould mold core 10 is equipped with round recess 16, it arranges the lower mould 2 top in to go up mould 1, the inclined plane of going up mould die cavity 4 closely laminates with the inclined plane of lower mould mold core 3, it forms the pouring cavity with lower mould die cavity 3 to go up mould mold core 9, sprue gate 7, gas vent 8 all are connected with the pouring cavity and communicate with each other, make.
As shown in fig. 1-5, the diameter of a lower die core 10 is smaller than the inner diameter of an upper die cavity 4; the inclined plane of the upper die cavity 4 and the inclined plane of the lower die core 10 have the same inclination angle, and the inclination angle is 16-22 degrees; the diameter of the upper die cavity 4 is the same as the outer diameter of the groove 16; the lower die cavity 3 is a rectangular cavity; the upright post 11 is a cylindrical upright post, and the height of the upright post 11 is the same as the depth of the lower die cavity 3; the convex ring 5 is a semicircular convex ring, and the convex ring 5 is arranged between the lower die core 10 and the inner wall of the upper die cavity 4; the pouring gate 7 and the exhaust port 8 are symmetrically arranged by taking the center of the upper die cavity 4 as a symmetry axis.
As shown in fig. 1-5, an operation method of a processing mold for a ducted type oil smoke backflow prevention check device base is as follows: the mold is closed by a straight pin through a positioning pin hole 6 of an upper mold 1 and a positioning pin hole 12 on a lower mold 2, the upper mold and the lower mold are fastened by bolts through 4 bolt through holes 14 for fastening arranged in an array manner on the upper mold 1 and the lower mold 2, a circle of convex semicircular lug boss 5 is arranged on an inclined plane at the bottom of a mold cavity, a sealing groove is formed during casting, two square grooves 13 are arranged on an upper mold core 9, a lug supporting seat is formed during casting, 2 positioning pin holes 12 are arranged on the lower mold 2, 4 bolt through holes 14 for fastening arranged in an array manner are arranged on the lower mold 2, a mold cavity 3 is arranged on the lower mold 2, a mold core 10 with the top being an inclined plane is arranged in the middle position of the mold cavity 3, the inclined plane at the top of the mold core 10 is tightly matched with the inclined plane at the bottom of a middle mold cavity 4 of the upper mold, 4 upright posts 11 arranged in an array manner are arranged, exhausting air through an exhaust port 8 on the upper die 1, cooling, opening the die and taking out the part.
Claims (8)
1. The utility model provides a mold processing of duct formula grease proofing cigarette flows backward non return device base which characterized in that: the processing mould consists of an upper mould (1) and a lower mould (2); the upper die (1) and the lower die (2) are of rectangular block structures, bolt through holes (14) are formed in the four corners of the upper die (1), a raised upper die core (9) is arranged in the middle of the upper die (1), two square grooves (13) are formed in the edge of the bottom surface of the upper die core (9), a recessed upper die cavity (4) is formed in the center of the upper die core (9), the bottom surface of the upper die cavity (3) is an inclined surface, a circle of convex ring (5) is arranged at the edge of the bottom surface of the upper die cavity (4), a pouring gate (7) and an exhaust port (8) are formed in the outer side of the upper die core (9), and positioning pin holes (6) are formed in the outer sides of the pouring gate (7) and the exhaust; blind bolt holes (15) are arranged at the four corners of the lower die (2), a concave lower die cavity (3) is arranged in the middle of the lower die (2), upright posts (11) are arranged at the four corners of the bottom surface of the lower die cavity (3), a raised lower die core (10) is arranged at the center of the lower die cavity (3), the top surface of the lower die core (10) is an inclined plane, a circle of groove (16) is arranged outside the lower die core (10), the upper die (1) is arranged above the lower die (2), the inclined plane of the upper die cavity (4) is tightly attached to the inclined plane of the lower die core (10), the upper die core (9) and the lower die cavity (3) form a pouring cavity, the pouring port (7) and the exhaust port (8) are communicated with the pouring cavity, the upper die (1) and the lower die (2) are tightly connected through bolts in the bolt through holes (14) and the bolt blind holes (15).
2. The processing mold for the ducted oil smoke backflow prevention check device base according to claim 1, characterized in that: the diameter of the lower die core (10) is smaller than the inner diameter of the upper die cavity (4).
3. The processing mold for the ducted oil smoke backflow prevention check device base according to claim 1, characterized in that: the inclined plane of the upper die cavity (4) is the same as the inclined plane of the lower die core (10) in inclination angle of 16-22 degrees.
4. The processing mold for the ducted oil smoke backflow prevention check device base according to claim 1, characterized in that: the diameter of the upper die cavity (4) is the same as the outer diameter of the groove (16).
5. The processing mold for the ducted oil smoke backflow prevention check device base according to claim 1, characterized in that: the lower die cavity (3) is a rectangular cavity.
6. The processing mold for the ducted oil smoke backflow prevention check device base according to claim 1, characterized in that: the upright column (11) is a cylindrical upright column, and the height of the upright column (11) is the same as the depth of the lower die cavity (3).
7. The processing mold for the ducted oil smoke backflow prevention check device base according to claim 1, characterized in that: the convex ring (5) is a semicircular convex ring, and the convex ring (5) is arranged between the lower die core (10) and the inner wall of the upper die cavity (4).
8. The processing mold for the ducted oil smoke backflow prevention check device base according to claim 1, characterized in that: the pouring gate (7) and the exhaust port (8) are symmetrically arranged by taking the center of the upper die cavity (4) as a symmetry axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922218376.0U CN211071721U (en) | 2019-12-11 | 2019-12-11 | Machining die for ducted type oil smoke backflow prevention non-return device base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922218376.0U CN211071721U (en) | 2019-12-11 | 2019-12-11 | Machining die for ducted type oil smoke backflow prevention non-return device base |
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| CN211071721U true CN211071721U (en) | 2020-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922218376.0U Active CN211071721U (en) | 2019-12-11 | 2019-12-11 | Machining die for ducted type oil smoke backflow prevention non-return device base |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110788281A (en) * | 2019-12-11 | 2020-02-14 | 扬州大学 | Machining die for ducted type oil smoke backflow prevention non-return device base |
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2019
- 2019-12-11 CN CN201922218376.0U patent/CN211071721U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110788281A (en) * | 2019-12-11 | 2020-02-14 | 扬州大学 | Machining die for ducted type oil smoke backflow prevention non-return device base |
| CN110788281B (en) * | 2019-12-11 | 2024-05-31 | 扬州大学 | Machining die for duct type oil smoke backflow prevention check device base |
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