CN113263143A - Induction type automatic control shell core machine preparation device and preparation method thereof - Google Patents
Induction type automatic control shell core machine preparation device and preparation method thereof Download PDFInfo
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- CN113263143A CN113263143A CN202110500631.XA CN202110500631A CN113263143A CN 113263143 A CN113263143 A CN 113263143A CN 202110500631 A CN202110500631 A CN 202110500631A CN 113263143 A CN113263143 A CN 113263143A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C13/00—Moulding machines for making moulds or cores of particular shapes
- B22C13/08—Moulding machines for making moulds or cores of particular shapes for shell moulds or shell cores
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C17/00—Moulding machines characterised by the mechanism for separating the pattern from the mould or for turning over the flask or the pattern plate
- B22C17/08—Moulding machines with mechanisms to turn over the pattern plate or the mould around a horizontal axis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C19/00—Components or accessories for moulding machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C19/00—Components or accessories for moulding machines
- B22C19/04—Controlling devices specially designed for moulding machines
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Abstract
The invention relates to the technical field of casting, in particular to an induction type automatic control shell core machine preparation device and a preparation method thereof. The sand shooting device comprises a sand hopper, a first oil cylinder, a guide rail, a second oil cylinder, a first oil inlet, a first oil outlet, a first piston rod, a second piston rod, a pulley, a sand shooting mechanism, a sand bucket, a sand shooting plate, a third oil cylinder, a template bracket, a second oil inlet, a second oil outlet, a fourth oil cylinder, a push rod, a pneumatic vibrator, an L-shaped supporting seat, a movable template, a thickness measuring sensor, a guide pillar, a fixed template, a turnover mechanism and a controller. The turnover angle and the sand shaking time of the shell core machine are controlled by measuring the thickness of the crust and automatically sensing the content of the uncured sand in the shell core, so that uncertain factors such as manual control are greatly reduced, the sand shaking time is insufficient, the sand core of the half shell core in the actual production process is caused, and the shell core in the real sense is realized. On the basis of ensuring certain strength of the shell core, the using amount of sand is reduced, so that the material and labor cost are saved.
Description
Technical Field
The invention relates to the technical field of casting, in particular to an induction type automatic control shell core machine preparation device and a preparation method thereof.
Background
In the field of casting and forming, the internal structure of a product is difficult to form, for example, a water channel, a pipeline and the like contain a plurality of irregular or bent structures, a sand core is generally adopted for forming, and the internal cavity part formed by the sand core is mainly used for low-pressure casting and gravity casting. In order to respond to demands in various aspects such as economy, energy conservation, environmental protection, cyclic utilization and the like, the current sand core gradually uses a shell core to replace a solid sand core, so that the burden of manpower is reduced. The preparation principle of the shell core is to pour out the uncured sand in the sand core, but in the actual production process, the result is often unsatisfactory due to irregular product structure, large bending radian, uneven heating of the die and inaccurate control of the encrusting time, and the uncured sand cannot be completely poured out of the sand core to form the ideal shell core.
Disclosure of Invention
In order to solve the above problems, the present invention provides an induction type automatic control shell core machine manufacturing apparatus and a manufacturing method thereof, aiming at the defects of the prior art.
In order to achieve the above purpose, the invention adopts a technical scheme that:
an induction type automatically controlled shell core machine manufacturing device comprises a sand hopper, a first oil cylinder, a guide rail, a second oil cylinder, a first oil inlet, a first oil outlet, a first piston rod, a second piston rod, a pulley, a sand shooting mechanism, a sand barrel, a sand shooting plate, a third oil cylinder, a template support, a second oil inlet, a second oil outlet, a fourth oil cylinder, a push rod, a pneumatic vibrator, an L-shaped supporting seat, a movable template, a thickness measuring sensor, a guide pillar, a fixed template, a turnover mechanism and a controller; the lower end of the sand shooting mechanism is connected with the upper end of the sand barrel; the lower end of the sand barrel is connected with the upper end of the sand shooting plate; the lower end of the second oil cylinder is respectively provided with a first oil inlet and a first oil outlet; one side of the second oil cylinder is connected with one side of the first piston rod; the other side of the first piston rod is connected with one side of the sand shooting mechanism; pulleys are arranged on two sides of the upper end of the sand shooting mechanism; the upper end of the pulley is connected with a guide rail; the guide rail is horizontally and fixedly arranged above the inner side wall of the L-shaped supporting seat; the sand shooting mechanism moves left and right along the direction of the guide rail through the pulley; a sand hopper and a first oil cylinder are respectively arranged above the guide rail; the lower end of the first oil cylinder is connected with the upper end of the second piston rod; the lower end of the second piston rod is connected with the upper end of the sand shooting mechanism; the sand shooting mechanism is driven by the second piston rod to move up and down; one side of the turnover mechanism is fixedly arranged below the inner side wall of the L-shaped supporting seat; the other side of the turnover mechanism is connected with one side of the fixed template; the fixed template is connected with a controller; the other side of the fixed template is communicated with the movable template and the template bracket through a guide pillar; the movable template and the fixed template are symmetrical about the sand shooting plate as a central line; the movable template is respectively connected with a third oil cylinder, a pneumatic vibrator and a thickness measuring sensor; one side of the movable template is connected with one side of the template bracket through a push rod; the fourth oil cylinder is connected with one side of the movable template through a piston rod; and the upper end of the fourth oil cylinder is respectively provided with a second oil inlet and a second oil outlet.
Furthermore, the thickness measuring sensor adopts an infrared thickness measuring sensor.
Further, the turnover mechanism comprises a rotating shaft, a gear, a rack, a fifth oil cylinder, a sixth oil cylinder, a third oil inlet and a fourth oil inlet; one side of the fifth oil cylinder is connected with one side of the rack through a piston rod; one side of the sixth oil cylinder is connected with the other side of the rack through a piston rod; a third oil inlet is formed in the upper end of the fifth oil cylinder; a fourth oil inlet is formed in the upper end of the sixth oil cylinder; the rack is meshed with the connecting gear; the rotating shaft is connected with a gear in a penetrating way.
Further, the pneumatic vibrator comprises a vibrator body, a bolt hole, an air tap, a bolt hole, a bolt, an iron rod, a fixing bolt and a bolt; the vibrating machine body is provided with a bolt hole and is connected with the movable template through a fixed bolt; the vibrator body is provided with an air tap; the air tap is used for being connected with an air source; the bolt is inserted into the vibrating machine body, and threads matched with the bolt are arranged in the vibrating machine body; the vibrator body is provided with a bolt hole; the bolt is inserted into the bolt hole and used for locking the bolt; an iron rod is arranged in the vibrator body; the iron rod is in clearance fit with the inner wall of the vibrating machine body.
Further, the iron rod contains a through hole inside.
A preparation method of an induction type automatic control shell core machine preparation device comprises the following steps:
after the sand shooting mechanism finishes sand shooting to the sand core mold through the sand shooting plate, a thermocouple capable of sensing the temperature of the sand core mold is placed in the sand core mold and is inserted into the sand core mold;
step two, when the temperature measured by the thermocouple reaches 230 +/-20 ℃ and the thickness measuring sensor measures that the thickness of the crust meets 8-10mm, the thermocouple and the thickness measuring sensor send measurement signals to the controller;
thirdly, the controller induces the quantity of the uncured sand in the sand core mould according to the structure of the sand core mould to calculate the tilting angle of the sand core mould and send a driving signal to the turnover mechanism;
step four, the turnover mechanism receives the driving signal and turns over the sand core mould;
after the sand core mold is turned over, the controller sends a driving signal to a pneumatic vibrator, and the pneumatic vibrator vibrates to pour sand into the sand core mold;
step six, the controller senses that the uncured sand in the sand core mold is completely poured out or the content of the uncured sand is low according to the structure of the sand core mold, and the controller calculates the reset tilting angle of the sand core mold;
step seven, the controller sends a stop signal to the pneumatic vibrator, and the pneumatic vibrator stops vibrating; the controller sends a reset signal to the turnover mechanism, and the turnover mechanism resets the sand core mold after turnover;
and step eight, continuously curing the sand in the sand core mould, and finishing the preparation of the shell core.
Compared with the prior art, the technical scheme of the invention has the following advantages:
according to the invention, the turnover angle and the sand shaking time of the shell core machine are controlled by measuring the thickness of the crust and automatically sensing the content of the uncured sand in the shell core, so that uncertain factors such as manual control and manual timing are greatly reduced, the turnover angle is single and unadjustable, and the sand shaking time is insufficient, thereby causing the sand core of the half shell core in the actual production process and realizing the shell core in the real sense. On the basis of ensuring certain strength of the shell core, the using amount of sand is reduced, so that the material and labor cost are saved.
Drawings
FIG. 1 is a schematic view of a manufacturing apparatus according to the present invention;
FIG. 2 is a schematic structural diagram of the turnover mechanism of the present invention;
FIG. 3 is a schematic structural view of a pneumatic vibrator of the present invention;
FIG. 4 is a schematic illustration of the steps of the preparation method of the present invention;
reference numbers in the figures:
1-a sand hopper; 2-a first oil cylinder; 3-a guide rail; 4-a second oil cylinder; 5-a first oil inlet; 6-a first oil outlet; 7-a first piston rod; 8-a second piston rod; 9-a pulley; 10-a sand shooting mechanism; 11-a sand bucket; 12-a sand shooting plate; 13-a third oil cylinder; 14-a template holder; 15-a second oil inlet; 16-a second oil outlet; 17-a fourth cylinder; 18-a push rod; 19-a pneumatic shaker; a 20-L-shaped support seat; 21-moving the template; 22-thickness measuring sensor; 23-a guide post; 24-fixing a template; 25-a turnover mechanism; 26-a controller; 27-a rotating shaft; 28-gear; 29-a rack; 30-a fifth oil cylinder; 31-a sixth oil cylinder; 32-a third oil inlet; 33-a fourth oil inlet; 34-bolt holes; 35-air tap; 36-bolt holes; 37-bolt; 38-iron rod.
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.
The embodiment provides an induction type automatic control shell core machine manufacturing device, as shown in fig. 1, including a sand hopper 1, a first oil cylinder 2, a guide rail 3, a second oil cylinder 4, a first oil inlet 5, a first oil outlet 6, a first piston rod 7, a second piston rod 8, a pulley 9, a sand shooting mechanism 10, a sand bucket 11, a sand shooting plate 12, a third oil cylinder 13, a formwork support 14, a second oil inlet 15, a second oil outlet 16, a fourth oil cylinder 17, a push rod 18, a pneumatic vibrator 19, an L-shaped support seat 20, a movable formwork 21, a thickness measuring sensor 22, a guide pillar 23, a fixed formwork 24, a turnover mechanism 25 and a controller 26; the lower end of the sand shooting mechanism 10 is connected with the upper end of the sand barrel 11; the lower end of the sand barrel 11 is connected with the upper end of the sand shooting plate 12; the lower end of the second oil cylinder 4 is respectively provided with a first oil inlet 5 and a first oil outlet 6; one side of the second oil cylinder 4 is connected with one side of the first piston rod 7; the other side of the first piston rod 7 is connected with one side of the sand shooting mechanism 10; pulleys 9 are arranged on two sides of the upper end of the sand shooting mechanism 10; the upper end of the pulley 9 is connected with a guide rail 3; the guide rail 3 is horizontally and fixedly arranged above the inner side wall of the L-shaped supporting seat 20; the sand shooting mechanism 10 moves left and right along the direction of the guide rail 3 through the pulley 9; a sand hopper 1 and a first oil cylinder 2 are respectively arranged above the guide rail 3; the lower end of the first oil cylinder 2 is connected with the upper end of a second piston rod 8; the lower end of the second piston rod 8 is connected with the upper end of the sand shooting mechanism 10; the sand shooting mechanism 10 is driven by the second piston rod 8 to move up and down; one side of the turnover mechanism 25 is fixedly arranged below the inner side wall of the L-shaped support seat 20; the other side of the turnover mechanism 25 is connected with one side of the fixed die plate 24; the fixed template 24 is connected with a controller 26; the other side of the fixed die plate 24 is communicated with the movable die plate 21 and the die plate bracket 14 through a guide post 23; the movable mould plate 21 and the fixed mould plate 24 are symmetrical about the central line of the sand shooting plate 12; the movable template 21 is respectively connected with a third oil cylinder 13, a pneumatic vibrator 19 and a thickness measuring sensor 22; one side of the movable template 21 is connected with one side of the template bracket 14 through a push rod 18; the fourth oil cylinder 17 is connected with one side of the movable template 21 through a piston rod; the upper end of the fourth oil cylinder 17 is respectively provided with a second oil inlet 15 and a second oil outlet 16. The thickness measuring sensor 22 is an infrared thickness measuring sensor.
When the sand mixer works, the sand hopper 1 is filled with sand mixed by the sand mixer, oil is discharged from the first oil outlet 6 of the second oil cylinder 4, and the first piston rod 7 drives the pulley 9 on the sand shooting mechanism 10 to move leftwards along the guide rail 3 until the center of the sand shooting mechanism 10 faces the sand hopper 1. The working pressure of the hydraulic station is 5Mpa, after the sand barrel 11 is filled with sand, the first oil inlet 5 of the second oil cylinder 4 takes oil to push the first piston rod 7 to drive the sand shooting mechanism 10 to move right until the sand shooting hole of the sand shooting plate 12 faces the sand shooting opening on the sand core mould. The left and right positioning of the sand shooting mechanism 10 is completed. When the first oil cylinder 2 takes oil, the second piston rod 8 moves downwards until the second piston rod 8 pushes the sand shooting plate 12 of the sand shooting mechanism 10 to compress the sand core mold and stop. Thereby realizing the up-and-down positioning of the sand shooting mechanism 10. And a fourth oil cylinder 17 controls the opening and closing of the shell core machine, the second oil inlet 15 is filled with oil, the device is opened, the second oil outlet 16 is filled with oil, and the device is closed. The guide post 23 is used as a guide mechanism of the opening and closing die, and ensures accurate matching of the opening and closing die. The push rod 18 plays a role in guiding and positioning in the opening and closing mold, plays an auxiliary role for the guide post 23, and the third oil cylinder 13 plays a role in controlling the ejection and resetting of the ejector pin in the sand core mold. The L-shaped support base 20 of the shell core machine device plays a role in supporting and fixing.
As shown in fig. 2, the turnover mechanism 25 includes a rotating shaft 27, a gear 28, a rack 29, a fifth oil cylinder 30, a sixth oil cylinder 31, a third oil inlet 32, and a fourth oil inlet 33; one side of the fifth oil cylinder 30 is connected with one side of the rack 29 through a piston rod; one side of the sixth oil cylinder 31 is connected with the other side of the rack 29 through a piston rod; a third oil inlet 32 is formed at the upper end of the fifth oil cylinder 30; a fourth oil inlet 33 is formed in the upper end of the sixth oil cylinder 31; the rack 29 is meshed with the connecting gear 28; the rotating shaft 27 is connected to a gear 28.
The piston rods of the fifth cylinder 30 and the sixth cylinder 31 are respectively connected with the left end and the right end of the rack 29, and a gear 28 connected on the rotating shaft 27 is matched with the rack 29. When the oil is introduced from the fourth oil inlet 33 of the sixth oil cylinder 31, the piston rod of the sixth oil cylinder pushes the rack 29 to move to the left, and the rack 29 drives the gear 28 to rotate clockwise on the rotating shaft 27, so that the sand core mold is driven to rotate clockwise; when the third oil inlet 32 of the fifth oil cylinder 30 is filled with oil, the piston rod of the fifth oil cylinder pushes the rack 29 to move rightwards, the rack 29 drives the gear 28 to rotate anticlockwise on the rotating shaft 27, and therefore the sand core mould is driven to rotate anticlockwise, and the overturning and sand pouring operation of the sand core mould is achieved. And after the sand pouring is finished, the sand core mould is turned back to the initial state anticlockwise, the solidification is continuously finished, after the solidification is finished, the fourth oil cylinder 17 opens the mould, and the third oil cylinder 13 slowly ejects the sand core out to prevent the sand core from being broken. Finally, taking out the prepared shell core.
As shown in fig. 3, the pneumatic vibrator 19 includes a vibrator body, a bolt hole 34, an air tap 35, a bolt hole 36, a bolt 37, an iron rod 38, a fixing bolt, and a bolt; the vibrator body is provided with a bolt hole 34 and is connected with the movable template 21 through a fixed bolt; an air tap 35 is arranged on the vibrator body; the air nozzle 35 is used for connecting an air source; the bolt 37 is inserted into the vibrator body, and the vibrator body is internally provided with a thread matched with the bolt 37; the vibrator body is provided with a bolt hole 36; a plug is inserted into the plug hole 36 for locking the bolt 37; an iron rod 38 is arranged in the vibrator body; the iron rod 38 is in clearance fit with the inner wall of the vibrator body.
The fixing bolt is inserted into the bolt hole 34 to fix the pneumatic vibrator with the movable template 21, the air tap 35 is connected with an air source, the bolt 37 is inserted into the vibrator body, the vibrator body is internally provided with a thread matched with the vibrator body, and the bolt is inserted into the bolt hole 36 to lock the bolt 37. The interior of the pneumatic vibrator is an iron rod 38, which contains a through hole, and the iron rod 38 is in clearance fit with the inner wall of the pneumatic vibrator. When air is introduced from the air nozzle 35, the air source pressure is 0.7Mpa, and the iron rod 38 with the through hole vibrates back and forth on the inner wall of the pneumatic vibrating machine, so that the sand vibrating effect is achieved.
For a shell core machine, the main points for preparing the shell core are controlling the temperature of a mold and the crusting time, and the shell core is poor in effect and cannot be put into mass production due to various factors such as product structure, manual uncontrollable and the like in actual production. The following is the process by which the mechanism prepares the core shell.
As shown in fig. 4, a manufacturing method of an induction type automatic control shell core machine manufacturing device is characterized by comprising the following steps:
after the sand shooting mechanism 10 finishes sand shooting to a sand core mold through a sand shooting plate 12, a thermocouple capable of sensing the temperature of the sand core mold is placed in the sand core mold and is inserted into the sand core mold;
step two, when the thermocouple measurement temperature reaches 230 +/-20 ℃ and the thickness measurement sensor 22 measures that the crust thickness meets 8-10mm, the thermocouple and the thickness measurement sensor 22 send measurement signals to the controller 26;
thirdly, the controller 26 calculates the tilting angle of the sand core mould according to the quantity of the uncured sand in the sand core mould induced by the structure of the sand core mould and sends a driving signal to the turnover mechanism 25;
step four, the turnover mechanism 25 receives the driving signal and turns over the sand core mould;
step five, after the sand core mould is turned over, the controller 26 sends a driving signal to the pneumatic vibrator 19, and the pneumatic vibrator 19 vibrates to pour sand into the sand core mould;
step six, the controller 26 senses that the uncured sand in the sand core mold is completely poured out or has little content according to the structure of the sand core mold, and the controller 26 calculates the reset tilting angle of the sand core mold;
step seven, the controller 26 sends a stop signal to the pneumatic vibrator 19, and the pneumatic vibrator 19 stops vibrating; the controller 26 sends a reset signal to the turnover mechanism 25, and the turnover mechanism 25 resets the turned sand core mold;
and step eight, continuously curing the sand in the sand core mould, and finishing the preparation of the shell core.
According to the invention, the turnover angle and the sand shaking time of the shell core machine are controlled by measuring the thickness of the crust and automatically sensing the content of the uncured sand in the shell core, so that uncertain factors such as manual control and manual timing are greatly reduced, the turnover angle is single and unadjustable, and the sand shaking time is insufficient, thereby causing the sand core of the half shell core in the actual production process and realizing the shell core in the real sense. On the basis of ensuring certain strength of the shell core, the using amount of sand is reduced, so that the material and labor cost are saved.
The above description is only an exemplary embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structures or equivalent processes that are transformed by the content of the present specification and the attached drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (6)
1. An induction type automatically controlled shell core machine preparation device is characterized by comprising a sand hopper (1), a first oil cylinder (2), a guide rail (3), a second oil cylinder (4), a first oil inlet (5), a first oil outlet (6), a first piston rod (7), a second piston rod (8), a pulley (9), a sand shooting mechanism (10), a sand barrel (11), a sand shooting plate (12), a third oil cylinder (13), a template support (14), a second oil inlet (15), a second oil outlet (16), a fourth oil cylinder (17), a push rod (18), a pneumatic vibrator (19), an L-shaped support seat (20), a movable template (21), a thickness measuring sensor (22), a guide pillar (23), a fixed template (24), a turnover mechanism (25) and a controller (26); the lower end of the sand shooting mechanism (10) is connected with the upper end of the sand barrel (11); the lower end of the sand barrel (11) is connected with the upper end of the sand shooting plate (12); the lower end of the second oil cylinder (4) is respectively provided with a first oil inlet (5) and a first oil outlet (6); one side of the second oil cylinder (4) is connected with one side of the first piston rod (7); the other side of the first piston rod (7) is connected with one side of a sand shooting mechanism (10); pulleys (9) are arranged on two sides of the upper end of the sand shooting mechanism (10); the upper end of the pulley (9) is connected with a guide rail (3); the guide rail (3) is horizontally and fixedly arranged above the inner side wall of the L-shaped supporting seat (20); the sand shooting mechanism (10) moves left and right along the direction of the guide rail (3) through a pulley (9); a sand hopper (1) and a first oil cylinder (2) are respectively arranged above the guide rail (3); the lower end of the first oil cylinder (2) is connected with the upper end of a second piston rod (8); the lower end of the second piston rod (8) is connected with the upper end of the sand shooting mechanism (10); the sand shooting mechanism (10) is driven by a second piston rod (8) to move up and down; one side of the turnover mechanism (25) is fixedly arranged below the inner side wall of the L-shaped supporting seat (20); the other side of the turnover mechanism (25) is connected with one side of the fixed template (24); the fixed template (24) is connected with a controller (26); the other side of the fixed die plate (24) is communicated with the movable die plate (21) and the die plate bracket (14) through a guide post (23); the movable mould plate (21) and the fixed mould plate (24) are symmetrical about the central line of the sand shooting plate (12); the movable template (21) is respectively connected with a third oil cylinder (13), a pneumatic vibrator (19) and a thickness measuring sensor (22); one side of the movable template (21) is connected with one side of the template bracket (14) through a push rod (18); the fourth oil cylinder (17) is connected with one side of the movable template (21) through a piston rod; and the upper end of the fourth oil cylinder (17) is respectively provided with a second oil inlet (15) and a second oil outlet (16).
2. The device for preparing the shell core machine with the induction type automatic control as claimed in claim 1, wherein the thickness measuring sensor (22) adopts an infrared thickness measuring sensor.
3. The device for preparing the shell core machine with the induction type automatic control function according to claim 1, wherein the turnover mechanism (25) comprises a rotating shaft (27), a gear (28), a rack (29), a fifth oil cylinder (30), a sixth oil cylinder (31), a third oil inlet (32) and a fourth oil inlet (33); one side of the fifth oil cylinder (30) is connected with one side of the rack (29) through a piston rod; one side of the sixth oil cylinder (31) is connected with the other side of the rack (29) through a piston rod; a third oil inlet (32) is formed in the upper end of the fifth oil cylinder (30); a fourth oil inlet (33) is formed in the upper end of the sixth oil cylinder (31); the rack (29) is meshed with a connecting gear (28); the rotating shaft (27) is connected with a gear (28) in a penetrating way.
4. The device for preparing the shell core machine with the induction type automatic control as claimed in claim 1, wherein the pneumatic vibrator (19) comprises a vibrator body, a bolt hole (34), an air tap (35), a bolt hole (36), a bolt (37), an iron rod (38), a fixing bolt and a bolt; the vibrator body is provided with a bolt hole (34) and is connected with the movable template (21) through a fixing bolt; an air tap (35) is arranged on the vibrator body; the air tap (35) is used for being connected with an air source; the bolt (37) is inserted into the vibrator body, and threads matched with the bolt (37) are arranged in the vibrator body; a bolt hole (36) is formed in the vibrator body; the bolt is inserted into the bolt hole (36) and used for locking a bolt (37); an iron rod (38) is arranged in the vibrator body; the iron rod (38) is in clearance fit with the inner wall of the vibrator body.
5. An induction type automatic control shell core machine preparation device as claimed in claim 4, characterized in that the iron rod (38) contains through holes inside.
6. The preparation method of the induction type automatic control shell core machine preparation device based on claim 1 is characterized by comprising the following steps of:
after the sand shooting mechanism (10) finishes sand shooting to the sand core mould through the sand shooting plate (12), a thermocouple capable of sensing the temperature of the sand core mould is placed in the sand core mould, and the thermocouple is inserted into the sand core mould;
step two, when the measured temperature of the thermocouple reaches 230 +/-20 ℃ and the thickness measuring sensor (22) measures that the thickness of the crust meets 8-10mm, the thermocouple and the thickness measuring sensor (22) send measuring signals to the controller (26);
thirdly, the controller (26) induces the quantity of the uncured sand in the sand core mould according to the structure of the sand core mould to calculate the tilting angle of the sand core mould and sends a driving signal to the turnover mechanism (25);
step four, the turnover mechanism (25) receives the driving signal and turns over the sand core mould;
after the sand core mold is turned over, the controller (26) sends a driving signal to the pneumatic vibration machine (19), and the pneumatic vibration machine (19) vibrates to pour sand into the sand core mold;
step six, the controller (26) senses that the uncured sand in the sand core mold is completely poured out or the content of the uncured sand is very low according to the structure of the sand core mold, and the controller (26) calculates the reset tilting angle of the sand core mold;
step seven, the controller (26) sends a stop signal to the pneumatic vibrator (19), and the pneumatic vibrator (19) stops vibrating; the controller (26) sends a reset signal to the turnover mechanism (25), and the turnover mechanism (25) resets the turned sand core mold;
and step eight, continuously curing the sand in the sand core mould, and finishing the preparation of the shell core.
Priority Applications (1)
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CN202110500631.XA CN113263143A (en) | 2021-05-08 | 2021-05-08 | Induction type automatic control shell core machine preparation device and preparation method thereof |
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CN202110500631.XA CN113263143A (en) | 2021-05-08 | 2021-05-08 | Induction type automatic control shell core machine preparation device and preparation method thereof |
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CN113263143A true CN113263143A (en) | 2021-08-17 |
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CN202110500631.XA Withdrawn CN113263143A (en) | 2021-05-08 | 2021-05-08 | Induction type automatic control shell core machine preparation device and preparation method thereof |
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2021
- 2021-05-08 CN CN202110500631.XA patent/CN113263143A/en not_active Withdrawn
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Application publication date: 20210817 |