CN110899636A - Demoulding device of precoated sand core shooter - Google Patents
Demoulding device of precoated sand core shooter Download PDFInfo
- Publication number
- CN110899636A CN110899636A CN201911247986.1A CN201911247986A CN110899636A CN 110899636 A CN110899636 A CN 110899636A CN 201911247986 A CN201911247986 A CN 201911247986A CN 110899636 A CN110899636 A CN 110899636A
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- China
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- seat
- fixedly connected
- plate
- sand core
- precoated sand
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C15/00—Moulding machines characterised by the compacting mechanism; Accessories therefor
- B22C15/23—Compacting by gas pressure or vacuum
- B22C15/24—Compacting by gas pressure or vacuum involving blowing devices in which the mould material is supplied in the form of loose particles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention discloses a demoulding device of a precoated sand core shooter, which comprises a table board, a motor, a fixed seat and a slip form, wherein the center of the table board is provided with a through groove, the upper surface of the table board is symmetrically and fixedly connected with a seat board, a screw rod is rotatably connected between the seat boards, the outer walls of the front side plate and the rear side plate of the slip form are symmetrically and fixedly connected with a thread seat, the thread seat is meshed with the screw rod, the left side surface of the right seat board is also fixedly connected with a slide rod, the slide rod is connected with the right side plate of the slip form in a sliding way, and the left end of the slide rod is fixedly connected with a fixed plate. The demolding efficiency is improved, and meanwhile, the damage to the sand core can be effectively avoided.
Description
Technical Field
The invention relates to the technical field of core shooter auxiliary devices, in particular to a demoulding device of a precoated sand core shooter.
Background
The precoated sand mainly adopts high-quality selected natural quartz sand as raw sand, thermoplastic phenolic resin, urotropine and a reinforcing agent as raw materials, the proportion is properly adjusted in the aspects of curing speed, stripping property, fluidity, collapsibility, casting surface finish, storage and the like according to different technical requirements of users, and the precoated sand has two precoating processes of a cold method and a hot method: dissolving the resin with ethanol by a cold method, adding urotropine in the sand mixing process to coat the urotropine and the sand on the surface of sand grains, and volatilizing the ethanol to obtain precoated sand; the heat method is to preheat the sand to a certain temperature, add resin to melt the sand, stir the sand to coat the resin on the surface of the sand, add urotropine water solution and lubricant, cool, crush and screen the sand to obtain the precoated sand.
Before processing steel castings and iron castings, a core shooter is needed to spray precoated sand raw materials into a mold for molding a sand core, after the sand core is manufactured in the existing sand core manufacturing mold, the mold is turned over and then the sand core in the existing sand core manufacturing mold is poured out, and in the molding process of the sand core, the precoated sand sprayed out by the core shooter is extruded to enable the sand core to have enough compactness, so that the sand core is inconvenient to pour out, the mold is usually required to be knocked to expose the sand core, and then the rest of the sand core is manually pulled out, so that the sand core is extremely easy to damage.
Disclosure of Invention
In order to solve the problems, the invention provides a demoulding device of a precoated sand core shooting machine, which is realized by the following technical scheme.
A demoulding device of a precoated sand core shooter comprises a deck plate, a motor, a fixed seat and a sliding form;
a through groove is formed in the center of the table board, supporting legs are fixedly connected to four corners of the lower surface of the table board, seat boards are symmetrically and fixedly connected to the upper surface of the table board, a screw rod is rotatably connected between the two seat boards through a bearing seat, and the left end of the screw rod extends out of the seat board on the left side and is fixedly connected with a driving wheel;
the motor is fixedly connected to the inner wall of the seat plate on the left side, an output shaft of the motor is rotatably connected with the seat plate on the left side, a driving wheel is further fixedly connected to the left end of the output shaft of the motor, and the driving wheel is linked with the two driving wheels through a belt;
the fixed seat is fixedly connected to the upper surface of the table top plate, and the right side face of the fixed seat is flush with the left side face of the through groove;
the slipform is the open cuboid cavity structure of left end, and slipform sliding connection is on deck plate, and the curb plate outer wall symmetry rigid coupling has the screw thread seat around the slipform, and each screw thread seat meshes with a screw rod respectively, right side the left surface four corners department of bedplate still rigid coupling has the slide bar, the slide bar is with the right side board sliding connection of slipform, and the integrative rigid coupling of left end of each slide bar has the fixed plate, when the slipform contacted with the fixing base, the fixed plate contacted with the right side board of slipform.
Furthermore, the bottom of each supporting leg is fixedly connected with a self-locking universal wheel.
Further, the diameter of the driving wheel is larger than that of the transmission wheel.
Furthermore, the motor is electrically connected with an external commercial power through a phase reversal switch, and the phase reversal switch is fixedly connected to a motor shell.
The device further comprises a stripping plate, and a handle is fixedly connected to the upper surface of the stripping plate.
Furthermore, a positioning seat is fixedly connected to the right side face of the fixing seat, a positioning rod is further fixedly connected to the right side face of the fixing seat outside the positioning seat, a positioning hole corresponding to the positioning rod is formed in the left side face of the sliding form, and the size of the positioning seat is consistent with that of the inner cavity of the sliding form.
Furthermore, a core shooting seat is fixedly connected to a top plate of the sliding form, a core shooting pipe is fixedly connected to the inside of the core shooting seat, and vent holes are uniformly formed in the periphery of the core shooting seat on the periphery of the core shooting pipe.
Further, a conveyor belt is transversely arranged below the table panel.
The core ejector has the advantages that the mold is divided into the fixed seat and the sliding mold, the sliding seat is driven to move left and right through the rotation of the motor, so that the mold closing and mold splitting operations are realized, in the mold splitting process, the fixed plate and the fixed seat fix the sand core, the sliding mold moves right to expose the sand core, the sand core is pushed down through the demolding plate and falls onto the conveying belt for conveying, the device enables the demolding process of the sand core formed by the core ejector to be easily realized, the demolding efficiency is improved, and meanwhile, the damage to the sand core can be effectively avoided.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without inventive labor.
FIG. 1: the invention relates to an axonometric view of a demoulding device of a precoated sand core shooter;
FIG. 2: the invention relates to a cross section of a demoulding device of a precoated sand core shooting machine;
FIG. 3: FIG. 2 shows a partial enlarged view at A;
FIG. 4: FIG. 2 is a partial enlarged view at B;
FIG. 5: the invention relates to a schematic connection diagram of a transmission wheel and a driving wheel.
The reference numbers are as follows:
1-table panel, 101-through groove, 102-supporting leg, 103-seat plate, 104-screw rod, 105-driving wheel, 106-self-locking universal wheel, 2-motor, 201-driving wheel, 202-belt, 203-phase reversal switch, 3-fixed seat, 301-positioning seat, 302-positioning rod, 303-positioning hole, 4-sliding mold, 401-threaded seat, 402-sliding rod, 403-fixing plate, 404-core shooting seat, 405-core shooting tube, 406-air vent, 5-demoulding plate, 501-handle and 6-conveying belt.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-5, a demoulding device of a precoated sand core shooter comprises a deck plate 1, a motor 2, a fixed seat 3 and a sliding form 4;
a through groove 101 is arranged at the center of the table top plate 1, supporting legs 102 are fixedly connected at four corners of the lower surface of the table top plate 1, self-locking universal wheels 106 are fixedly connected at the bottoms of the supporting legs 102, seat plates 103 are symmetrically and fixedly connected to the upper surface of the table top plate 1, a screw 104 is rotatably connected between the two seat plates 103 through a bearing seat, and the left end of the screw 104 extends out of the left seat plate 103 and is fixedly connected with a driving wheel 105;
the motor 2 is fixedly connected to the inner wall of the left side seat plate 103, an output shaft of the motor 2 is rotatably connected with the left side seat plate 103, a driving wheel 201 is further fixedly connected to the left end of the output shaft of the motor 2, the driving wheel 201 is linked with the two driving wheels 105 through a belt 202, the diameter of the driving wheel 201 is larger than that of the driving wheels 105, the motor 2 is electrically connected with an external commercial power through an phase reversal switch 203, and the phase reversal switch 203 is fixedly connected to a shell of the motor 2;
the fixed seat 3 is fixedly connected to the upper surface of the table panel 1, the right side surface of the fixed seat 3 is flush with the left side surface of the through groove 101, the right side surface of the fixed seat 3 is fixedly connected with a positioning seat 301, the right side surface of the fixed seat 3 outside the positioning seat 301 is also fixedly connected with a positioning rod 302, the left side surface of the sliding mold 4 is provided with a positioning hole 303 corresponding to the positioning rod 302, and the size of the positioning seat 301 is consistent with that of the inner cavity of the sliding mold 4;
the sliding form 4 is a cuboid cavity structure with an open left end, the sliding form 4 is connected on the table panel 1 in a sliding mode, threaded seats 401 are symmetrically and fixedly connected to the outer walls of the front side plate and the rear side plate of the sliding form 4, each threaded seat 401 is respectively meshed with one screw 104, slide rods 402 are further fixedly connected to the four corners of the left side surface of the right side seat plate 103, the slide rods 402 are slidably connected with the right side plate of the sliding form 4, a fixing plate 403 is fixedly connected to the left end of each slide rod 402 in an integrated mode, when the sliding form 4 is in contact with the fixing seat 3, the fixing plate 403 is in contact with the right side plate of the sliding form 4, a core shooting seat 404 is fixedly connected to the top plate of the sliding form 4, a core shooting pipe 405 is fixedly connected to the core shooting seat.
The device further comprises a stripping plate 5, a handle 501 is fixedly connected to the upper surface of the stripping plate 5, and a conveyor belt 6 is transversely arranged below the table board 1.
Principle of operation
When the sliding mold clamping device is used, firstly, the motor 2 is controlled to rotate through the phase reversal switch 203, when the motor 2 rotates, the driving wheel 201 is driven to rotate, the driving wheel 201 drives each driving wheel 105 and the screw 104 to rotate through the belt 202, the sliding rod 402 guides the movement of the sliding mold 4 in the left-right direction, the sliding seat is also meshed with the screw 104 through the threaded seat 401, when the screw 104 rotates, the sliding seat can move left or right, when the rotating direction of the screw 104 is controlled through the phase reversal switch 203, the moving direction of the sliding mold 4 can be controlled, when the sliding mold 4 is in an initial state, the sliding mold 4 is driven to move left to perform mold clamping operation, when the left end of the sliding mold 4 is in contact with the fixed seat 3, the positioning seat 301 is nailed into the sliding mold 4, meanwhile, the positioning rod 302 is positioned in the positioning hole 303, the fixed seat 3 and.
Connecting the core shooting pipe 405 with a jet orifice of a core shooting machine, shooting the precoated sand into the core shooting case sliding form 4, discharging air in the sliding form 4 through the air hole 406 in the process of shooting the sand, and carrying out demoulding operation after the sand shooting is finished.
The rotation direction of the motor 2 is controlled to be opposite to that in the process of die assembly, the motor 2 drives the sliding die 4 to move rightwards, the fixed plate 403 keeps inconvenient in position in the fixing process of the movement of the sliding die 4, so that the sand core is gradually exposed and clamped between the positioning seat 301 and the fixed plate 403 in the process of moving the sliding die 4 rightwards, the sand core is pressed downwards by holding the stripping plate 5 through the handle 501, and the sand core falls onto the conveyor belt 6 through the through groove 101 to be conveyed.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. The utility model provides a tectorial membrane sand core shooting machine shedder which characterized in that: comprises a deck plate (1), a motor (2), a fixed seat (3) and a sliding form (4);
a through groove (101) is formed in the center of the table top plate (1), supporting legs (102) are fixedly connected to four corners of the lower surface of the table top plate (1), seat plates (103) are symmetrically and fixedly connected to the upper surface of the table top plate (1), a screw rod (104) is rotatably connected between the two seat plates (103) through a bearing seat, and the left end of the screw rod (104) extends out of the left seat plate (103) and is fixedly connected with a driving wheel (105);
the motor (2) is fixedly connected to the inner wall of the seat plate (103) on the left side, an output shaft of the motor (2) is rotatably connected with the seat plate (103) on the left side, a driving wheel (201) is further fixedly connected to the left end of the output shaft of the motor (2), and the driving wheel (201) is linked with the two driving wheels (105) through a belt (202);
the fixed seat (3) is fixedly connected to the upper surface of the table top plate (1), and the right side surface of the fixed seat (3) is flush with the left side surface of the through groove (101);
slipform (4) are the open cuboid cavity structure of left end, and slipform (4) sliding connection is on deck plate (1), and curb plate outer wall symmetry rigid coupling has screw thread seat (401) around slipform (4), and each screw thread seat (401) meshes with a screw rod (104) respectively, right side the left surface four corners department of bedplate (103) still rigid coupling has slide bar (402), the right side board sliding connection of slide bar (402) and slipform (4), the integrative rigid coupling in left end of each slide bar (402) has fixed plate (403), when slipform (4) and fixing base (3) contact, the right side board contact of fixed plate (403) and slipform (4).
2. The precoated sand core shooter demolding device according to claim 1, characterized in that: the bottom of each supporting leg (102) is fixedly connected with a self-locking universal wheel (106).
3. The precoated sand core shooter demolding device according to claim 1, characterized in that: the diameter of the driving wheel (201) is larger than that of the transmission wheel (105).
4. The precoated sand core shooter demolding device according to claim 1, characterized in that: the motor (2) is electrically connected with the outside commercial power through the phase reversal switch (203), and the phase reversal switch (203) is fixedly connected to the shell of the motor (2).
5. The precoated sand core shooter demolding device according to claim 1, characterized in that: the mould release device further comprises a mould release plate (5), and a handle (501) is fixedly connected to the upper surface of the mould release plate (5).
6. The precoated sand core shooter demolding device according to claim 1, characterized in that: the right side face of the fixing seat (3) is fixedly connected with a positioning seat (301), the right side face of the fixing seat (3) on the outer side of the positioning seat (301) is further fixedly connected with a positioning rod (302), a positioning hole (303) corresponding to the positioning rod (302) is arranged on the left side face of the sliding mold (4), and the size of the positioning seat (301) is consistent with that of the inner cavity of the sliding mold (4).
7. The precoated sand core shooter demolding device according to claim 1, characterized in that: a core shooting seat (404) is fixedly connected to the top plate of the sliding mode (4), a core shooting pipe (405) is fixedly connected to the inside of the core shooting seat (404), and vent holes (406) are uniformly formed in the periphery of the core shooting seat (404) on the periphery of the core shooting pipe (405).
8. The precoated sand core shooter demolding device according to claim 1, characterized in that: a conveyor belt (6) is transversely arranged below the table top plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911247986.1A CN110899636A (en) | 2019-12-09 | 2019-12-09 | Demoulding device of precoated sand core shooter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911247986.1A CN110899636A (en) | 2019-12-09 | 2019-12-09 | Demoulding device of precoated sand core shooter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110899636A true CN110899636A (en) | 2020-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911247986.1A Pending CN110899636A (en) | 2019-12-09 | 2019-12-09 | Demoulding device of precoated sand core shooter |
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| Country | Link |
|---|---|
| CN (1) | CN110899636A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111618287A (en) * | 2020-05-22 | 2020-09-04 | 安徽省繁昌县皖南阀门铸造有限公司 | Remove convenient valve casting with watering a packet transport mechanism |
| CN116441495A (en) * | 2023-04-26 | 2023-07-18 | 西峡县众德汽车部件有限公司 | Horizontal core making machine and core making method thereof |
| CN117507273A (en) * | 2023-11-15 | 2024-02-06 | 海安腾昱智能科技有限公司 | Natural fiber elastomer backrest cushion production equipment |
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| CN201023128Y (en) * | 2007-03-27 | 2008-02-20 | 郧西精诚汽配有限公司 | Shell core machine synchronous top core device |
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| DE102012019181A1 (en) * | 2012-09-28 | 2013-03-21 | Daimler Ag | Plant, useful for manufacturing sand cores for a metal casting, comprises a core tool that comprises a core mold fillable with a sand-containing molding material and a feed device, by which the core mold is more supplied to gas |
| CN206416106U (en) * | 2016-12-08 | 2017-08-18 | 江西新裕隆汽车零部件有限公司 | A kind of hub bearing provision for disengagement |
| CN207723431U (en) * | 2018-01-02 | 2018-08-14 | 嘉兴市禾兴自润轴承开发有限公司 | A kind of coated sand core shooting machine stripper apparatus |
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2019
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH11105091A (en) * | 1997-10-01 | 1999-04-20 | Canon Inc | Injection molding machine |
| CN201023128Y (en) * | 2007-03-27 | 2008-02-20 | 郧西精诚汽配有限公司 | Shell core machine synchronous top core device |
| CN201466861U (en) * | 2009-05-27 | 2010-05-12 | 罗琳 | Vibration reduction motor component, slide plate transmission device and working platform |
| CN102211145A (en) * | 2011-05-17 | 2011-10-12 | 湖南中特液力传动机械有限公司 | Gravity casting process of all-metal mould of coupler aluminum part |
| DE102012019181A1 (en) * | 2012-09-28 | 2013-03-21 | Daimler Ag | Plant, useful for manufacturing sand cores for a metal casting, comprises a core tool that comprises a core mold fillable with a sand-containing molding material and a feed device, by which the core mold is more supplied to gas |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111618287A (en) * | 2020-05-22 | 2020-09-04 | 安徽省繁昌县皖南阀门铸造有限公司 | Remove convenient valve casting with watering a packet transport mechanism |
| CN116441495A (en) * | 2023-04-26 | 2023-07-18 | 西峡县众德汽车部件有限公司 | Horizontal core making machine and core making method thereof |
| CN116441495B (en) * | 2023-04-26 | 2024-03-15 | 西峡县众德汽车部件有限公司 | Horizontal core making machine and core making method thereof |
| CN117507273A (en) * | 2023-11-15 | 2024-02-06 | 海安腾昱智能科技有限公司 | Natural fiber elastomer backrest cushion production equipment |
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Application publication date: 20200324 |