CN116851726B - Casting device and process of compressor shell - Google Patents
Casting device and process of compressor shell Download PDFInfo
- Publication number
- CN116851726B CN116851726B CN202311126444.5A CN202311126444A CN116851726B CN 116851726 B CN116851726 B CN 116851726B CN 202311126444 A CN202311126444 A CN 202311126444A CN 116851726 B CN116851726 B CN 116851726B
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- pressing
- core
- fixedly connected
- rods
- heat core
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- 238000005266 casting Methods 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims description 16
- 238000003825 pressing Methods 0.000 claims abstract description 82
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052742 iron Inorganic materials 0.000 claims abstract description 6
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000003860 storage Methods 0.000 claims description 5
- 235000000396 iron Nutrition 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract description 2
- 239000002002 slurry Substances 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D35/00—Equipment for conveying molten metal into beds or moulds
- B22D35/04—Equipment for conveying molten metal into beds or moulds into moulds, e.g. base plates, runners
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D15/00—Casting using a mould or core of which a part significant to the process is of high thermal conductivity, e.g. chill casting; Moulds or accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/04—Influencing the temperature of the metal, e.g. by heating or cooling the mould
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention discloses a casting device and a casting process of an air compressor shell, which relate to the technical field of casting devices of air compressor shells and solve the problem that the inner outer surface of a cast product is stained with excessive casting liquid slurry, and the casting device comprises a first hot core, a second hot core and a third hot core, wherein a chill is arranged on the outer surface of the third hot core, and a chill is arranged at the edge of the first hot core; the casting device also comprises a rotating assembly for driving the second hot core to reciprocate back and forth so as to ensure the uniformity of casting solution; the contact assembly is used for driving the rotating assembly to operate, and the stable connection between the hot cores and the cold cores and between the hot cores and the cold irons is ensured through the abutting and pressing fit of the hot cores and the cold irons, so that the space of a cavity constructed by the air pressure shell is stable, dislocation and edge separation gaps of the sand cores under the buoyancy of molten iron can be avoided, and the product quality is ensured.
Description
Technical Field
The invention relates to the technical field of casting devices of compressor shells, in particular to a casting device and a casting process of a compressor shell.
Background
For the whole machine, the compressor shell for the supercharger plays roles of guiding air, containing and supporting the compressor blades and other parts, and the internal shape of the compressor shell is irregular due to the fact that the internal structure of the supercharger is complex and the shape is irregular.
Therefore, we propose a casting device and process of compressor housing.
Disclosure of Invention
The present invention is directed to a casting device and process for a compressor casing, so as to solve the problems set forth in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the casting device of the compressor shell comprises a first heat core, wherein a second heat core is arranged on the first heat core plate, a third heat core is arranged on the outer surface of the second heat core, a chill is arranged on the outer surface of the third heat core, and a chill is arranged at the edge of the first heat core; the casting device further comprises a rotating assembly, wherein the rotating assembly is used for driving the second hot core to reciprocally rotate back and forth so as to ensure the uniformity of casting solution; and the contact assembly is used for driving the rotating assembly to operate.
Preferably, the rotating assembly comprises a plug-in column fixedly connected with the second heat core, the plug-in column penetrates through the first heat core, a pressing plate with a groove-shaped top surface is arranged at the end part of the plug-in column, a plurality of first pressing rods which are obliquely distributed are arranged around the pressing plate, the first pressing rods are stored or unfolded through the contact assembly, pressing balls are in pressing fit above the pressing plates, connecting rods are fixedly connected to the pressing balls, a plurality of second pressing rods which are obliquely distributed are fixedly connected to the connecting rods, the second pressing rods are in pressing fit with the first pressing rods, and reciprocating assemblies which drive the second pressing rods to reciprocally rotate are arranged on the connecting rods.
Preferably, the reciprocating assembly comprises a fixed seat and an inner gear ring, a motor is fixedly connected to the fixed seat, a rotating rod is fixedly connected to an output shaft of the motor, an incomplete gear is fixedly connected to the rotating rod, a gear is fixedly connected to the connecting rod, the inner gear ring is simultaneously in meshed contact with the incomplete gear and the gear, a fixed plate fixedly connected to the fixed seat is arranged at the top bottom of the inner gear ring, and the connecting rod and the rotating rod are both in rotary connection with the fixed plate.
Preferably, the contact assembly comprises a connecting rod fixedly connected with the bottom of the pressing plate, a hinge rod hinged with the first pressing rod is hinged to the outer surface of the connecting rod, the first pressing rod is in hinge fit with the plug-in column, and a limiting assembly is arranged on the connecting rod.
Preferably, the limiting assembly comprises a plurality of inserting rods which are inserted into the inserting columns and fixedly connected with the connecting rods, and the bottoms of the inserting rods are in hanging fit with compression springs connected with the inserting columns.
Preferably, the end positions of the plurality of first pressing rods in the storage state do not exceed the horizontal section range of the plug-in column, so that the plug-in column is conveniently sleeved with the first heat core.
Preferably, the top and bottom of the inner gear ring are fixedly connected with a limiting ring, and the limiting ring is in running fit with the fixed plate, so that the inner gear ring is ensured to rotate in situ and not to deviate.
The application process of the casting device of the compressor shell comprises the following steps of;
s1, combining a sand core, combining the cold core, the first hot core and the chill, and placing another chill on a lower box at the moment;
s2, setting the core, namely firstly installing the second heat core, then installing the third heat core, and finally installing the sand core in the S1 in a combined way;
s3, assembling, combining the upper box and the lower box, fixing and pouring.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the plurality of hot cores are in abutting and pressing fit with the cold cores and the cold irons, so that stable connection between the hot cores and the cold cores and between the hot cores and the cold irons is ensured, the space of the cavity constructed by the air pressure shell is stable, dislocation and edge separation gaps of the sand cores under the buoyancy of molten iron can be avoided, and the product quality is ensured.
2. According to the invention, the plug-in column is rotated back and forth to drive the second hot core to uniformly pour the casting solution, so that the problem of low durability caused by excessive slurry adhering to the inner and outer surfaces of the cast product is avoided, in the reciprocating turning-back process, the second pressing rod is in pressing fit with the first pressing rod again, the turning-back process is ensured, the stagnation time of the second hot core is reserved, and the phenomenon that the casting solution shakes excessively due to the fact that the second hot core rotates back and forth is avoided.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view showing the overall structure of the present invention in a broken away cross section;
FIG. 3 is a schematic view of the cross-sectional structure of FIG. 2 in an exploded view;
FIG. 4 is a schematic view of the partial cross-sectional structure of FIG. 3;
FIG. 5 is a schematic view of the plug post and its top connector shown in FIG. 2;
FIG. 6 is a schematic top view of the structure of FIG. 5;
FIG. 7 is a schematic view of the partial structure of FIG. 6;
FIG. 8 is a schematic view of the bottom structure of FIG. 5;
FIG. 9 is a schematic view of the structure of FIG. 8 with the docking portion removed;
fig. 10 is a schematic diagram illustrating the structure of fig. 9 in a disassembled state.
In the figure: 1-a first thermal core; 2-a second thermal core; 3-a third heat core; 4-chill; 5-cooling core; 6-rotating the assembly; 7-inserting a column; 8-pressing plate; 9-a first pressing rod; 10-pressing the ball; 11-connecting rods; 12-a second pressing rod; 13-a reciprocating assembly; 14-fixing base; 15-an inner gear ring; 16-an electric motor; 17-a rotating rod; 18-incomplete gear; 19-gear; 20-fixing plates; a 21-contact assembly; 22-connecting rod; 23-hinging rod; 24-limiting components; 25-inserting a connecting rod; 26-a compression spring; 27-limit ring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-5, a casting device of a compressor shell in the drawings includes a first heat core 1, a second heat core 2 is arranged on a plate of the first heat core 1, a third heat core 3 is arranged on the outer surface of the second heat core 2, a chill 4 is arranged on the outer surface of the third heat core 3, and a chill 5 is arranged at the edge of the first heat core 1; the casting machine further comprises a rotating assembly 6, wherein the rotating assembly 6 is used for driving the second heat core 2 to reciprocally rotate back and forth so as to ensure the uniformity of casting liquid; and the contact assembly 21, the contact assembly 21 is used for driving the rotating assembly 6 to operate.
Referring to fig. 5 and 8, the rotating assembly 6 in the drawing includes a plug-in post 7 fixedly connected with the second heat core 2, the plug-in post 7 passes through the first heat core 1, the end of the plug-in post 7 is provided with a pressing plate 8 with a groove-shaped top surface, a plurality of first pressing rods 9 distributed in an inclined manner are arranged around the pressing plate 8, the first pressing rods 9 are stored or unfolded through a contact assembly 21, a pressing ball 10 is pressed and matched above the pressing plate 8, a connecting rod 11 is fixedly connected to the pressing ball 10, a plurality of second pressing rods 12 distributed in an inclined manner are fixedly connected to the connecting rod 11, the second pressing rods 12 are pressed and matched with the first pressing rods 9, and a reciprocating assembly 13 driving the second pressing rods 12 to rotate reciprocally is arranged on the connecting rod 11.
Referring to fig. 6-7, the reciprocating assembly 13 in the drawings comprises a fixed seat 14 and an inner gear ring 15, a motor 16 is fixedly connected to the fixed seat 14, a rotating rod 17 is fixedly connected to an output shaft of the motor 16, an incomplete gear 18 is fixedly connected to the rotating rod 17, a gear 19 is fixedly connected to the connecting rod 11, the inner gear ring 15 is simultaneously meshed with the incomplete gear 18 and the gear 19, a fixed plate 20 fixedly connected with the fixed seat 14 is arranged at the top and bottom of the inner gear ring 15, the connecting rod 11 and the rotating rod 17 are rotatably connected with the fixed plate 20, a limiting ring 27 is fixedly connected to the top and bottom of the inner gear ring 15, and the limiting ring 27 is in running fit with the fixed plate 20.
The application process of the casting device of the compressor shell comprises the following steps of;
s1, combining a sand core, namely combining a cold core 5, a first hot core 1 and a cold iron 4, and placing the other cold iron 4 on a lower box;
s2, core setting, namely firstly installing a second heat core 2, then installing a third heat core 3, and finally installing the sand cores in the S1 in a combined manner;
s3, assembling, namely combining the upper box and the lower box, pouring after fixing, and adopting the cold core 5 and the hot core to combine the structure of the internal complex cavity, performing external molding on resin sand, and pouring to obtain a turbocharger compressor shell casting, wherein the upper box and the lower box are not shown in the drawing, so that the internal structure can be conveniently displayed.
In this embodiment, after the first heat core 1 is sleeved on the plug post 7, the fixing seat 14 is moved down, so that the downward moved pressing ball 10 is pressed and contacted with the pressing plate 8, at this time, the second pressing rod 12 is in a storage state and is not contacted with the first pressing rod 9, the fixing seat 14 is continuously moved down, so that the pressing ball 10 is pressed and contacted with the pressing plate 8, and the second pressing rod 12 is rotated and unfolded under the action of the contact assembly 21, so as to be contacted with the first pressing rod 9;
the motor 16 is started to drive the rotating rod 17 to rotate slowly, the clamping teeth of the incomplete gear 18 are meshed with the inner gear ring 15 and are not meshed with the gear 19, the incomplete gear 18 drives the inner gear ring 15 to rotate positively, the inner gear ring 15 drives the gear 19 to rotate reversely, so that the second pressing rod 12 on the connecting rod 11 turns over, when the clamping teeth on the incomplete gear 18 are separated from contact with the inner gear ring 15, the clamping teeth of the incomplete gear 18 are just meshed with the gear 19 at the moment to drive the gear 19 and the connecting rod 11 to rotate positively, so that the connecting rod 11 rotates reciprocally back and forth, and the splicing column 7 and the second hot core 2 rotate reciprocally through the cooperation of the first pressing rod 9 of the second pressing rod 12;
it is noted that when the second pressing rod 12 reciprocally rotates, the second pressing rod 12 and the first pressing rod 9 are in pressing fit again during the folding process, so as to ensure the folding process, the second heat core 2 keeps dead time, and avoid the second heat core 2 reciprocally rotating without gaps, so that the casting solution is excessively swayed, wherein a pushing device (the pushing device is a conventional technology and is not described in detail in the scheme) is arranged on the fixing seat 14, so that the fixing seat 14 moves downwards, and the pressing ball 10 enters the pressing plate 8;
notably, are: and the second heat core 2 rotates, is used for cooling after pouring in the earlier stage of the pouring process, and stops the rotation of the second heat core 2, so that the cooling molding is facilitated.
Example two
In the second embodiment, referring to fig. 8-10, the contact assembly 21 in the first embodiment includes a connecting rod 22 fixedly connected to the bottom of the pressing plate 8, a hinge rod 23 hinged to the first pressing rod 9 is hinged to the outer surface of the connecting rod 22, the first pressing rod 9 is hinged to the plug-in post 7, a limiting assembly 24 is disposed on the connecting rod 22, and the end positions of the plurality of first pressing rods 9 in the storage state do not exceed the horizontal cross section range of the plug-in post 7.
In this embodiment, the pressing ball 10 presses the pressing plate 8, so that the pressing plate 8 moves downward under the action of the limiting component 24, and the connecting rod 22 and the hinge rod 23 want to move, so that the stored first pressing rod 9 rotates outwards to be unfolded, so that the first pressing rod is convenient to press fit with the second pressing rod 12, wherein the end positions of the plurality of first pressing rods 9 in the storage state do not exceed the horizontal section range of the plug-in post 7, and the first heat core 1 is convenient to be sleeved into the plug-in post 7.
Example III
In addition to the second embodiment and as described above, referring to fig. 10, the limiting assembly 24 in the present embodiment includes a plurality of plugging rods 25 inserted into the plugging posts 7 and connected and fixed with the connecting rods 22, and a compression spring 26 connected with the plugging posts 7 is engaged with the bottom of the plugging rods 25.
In this embodiment, the connecting rod 22 moves downward to drive the inserting rod 25 to move downward, so that the compression spring 26 is compressed, and the inserting rod 25 is not separated from the inserting post 7 all the time.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A casting apparatus for a compressor housing, comprising:
the heat exchange device comprises a first heat core (1), wherein a second heat core (2) is arranged on a plate of the first heat core (1), a third heat core (3) is arranged on the outer surface of the second heat core (2), a chill (4) is arranged on the outer surface of the third heat core (3), and a chill (5) is arranged at the edge of the first heat core (1);
further comprises:
the rotating assembly (6) is used for driving the second heat core (2) to reciprocally rotate back and forth so as to ensure the uniformity of casting solution;
a contact assembly (21), wherein the contact assembly (21) is used for driving the rotating assembly (6) to operate;
the rotary component (6) comprises a plug-in column (7) fixedly connected with the second heat core (2), the plug-in column (7) penetrates through the first heat core (1), a pressing plate (8) with a groove-shaped top surface is arranged at the end part of the plug-in column (7), a plurality of first pressing rods (9) which are obliquely distributed are arranged around the pressing plate (8), the first pressing rods (9) are stored or unfolded through the contact component (21), pressing balls (10) are in pressing fit above the pressing plates (8), connecting rods (11) are fixedly connected to the pressing balls (10), a plurality of second pressing rods (12) which are obliquely distributed are fixedly connected to the connecting rods (11), the second pressing rods (12) are in pressing fit with the first pressing rods (9), and reciprocating components (13) which drive the second pressing rods (12) to reciprocally rotate are arranged on the connecting rods (11);
the reciprocating assembly (13) comprises a fixed seat (14) and an inner gear ring (15), a motor (16) is fixedly connected to the fixed seat (14), a rotating rod (17) is fixedly connected to an output shaft of the motor (16), an incomplete gear (18) is fixedly connected to the rotating rod (17), a gear (19) is fixedly connected to the connecting rod (11), the inner gear ring (15) is simultaneously in meshed contact with the incomplete gear (18) and the gear (19), a fixed plate (20) fixedly connected with the fixed seat (14) is arranged at the top and bottom of the inner gear ring (15), and the connecting rod (11) and the rotating rod (17) are both in rotary connection with the fixed plate (20);
the contact assembly (21) comprises a connecting rod (22) fixedly connected with the bottom of the pressing plate (8), a hinging rod (23) hinged with the first pressing rod (9) is hinged to the outer surface of the connecting rod (22), the first pressing rod (9) is in hinged fit with the plug-in column (7), and a limiting assembly (24) is arranged on the connecting rod (22).
2. The compressor case casting apparatus of claim 1 wherein: the limiting assembly (24) comprises a plurality of inserting rods (25) which are inserted into the inserting columns (7) and fixedly connected with the connecting rods (22), and compression springs (26) connected with the inserting columns (7) are connected and matched with the bottoms of the inserting rods (25) in a hanging mode.
3. The compressor case casting apparatus of claim 1 wherein: the end positions of the plurality of first pressing rods (9) in the storage state do not exceed the horizontal section range of the plug-in column (7).
4. The compressor case casting apparatus of claim 1 wherein: the top and bottom of the inner gear ring (15) are fixedly connected with a limiting ring (27), and the limiting ring (27) is in running fit with the fixed plate (20).
5. A process for using a casting device for a compressor shell according to any of claims 1 to 4, comprising the steps of;
s1, combining a sand core, namely combining the cold core (5), the first hot core (1) and the cold iron (4), and placing the other cold iron (4) on a lower box at the moment;
s2, core setting, namely firstly installing the second heat core (2), then installing the third heat core (3), and finally installing the sand cores in the S1 in a combined way;
s3, assembling, combining the upper box and the lower box, fixing and pouring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311126444.5A CN116851726B (en) | 2023-09-04 | 2023-09-04 | Casting device and process of compressor shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311126444.5A CN116851726B (en) | 2023-09-04 | 2023-09-04 | Casting device and process of compressor shell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116851726A CN116851726A (en) | 2023-10-10 |
| CN116851726B true CN116851726B (en) | 2023-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311126444.5A Active CN116851726B (en) | 2023-09-04 | 2023-09-04 | Casting device and process of compressor shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116851726B (en) |
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| CN115837591A (en) * | 2023-02-14 | 2023-03-24 | 泊头市亚奇铸业有限公司 | Gear box body machining device and method |
| KR102546413B1 (en) * | 2022-08-31 | 2023-06-23 | (주)대림산업 | A mold for an insulator bracket with knurling structure at a fastening surface |
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| US3530927A (en) * | 1966-06-24 | 1970-09-29 | Gen Etablissements Michelin Ra | Method of fabrication of metals by pressure casting |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN116851726A (en) | 2023-10-10 |
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