CN112453317A - Multifunctional shakeout hopper for sand casting - Google Patents

Multifunctional shakeout hopper for sand casting Download PDF

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Publication number
CN112453317A
CN112453317A CN202011350220.9A CN202011350220A CN112453317A CN 112453317 A CN112453317 A CN 112453317A CN 202011350220 A CN202011350220 A CN 202011350220A CN 112453317 A CN112453317 A CN 112453317A
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China
Prior art keywords
fixedly connected
block
screen frame
electromagnet
sand casting
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CN202011350220.9A
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Chinese (zh)
Inventor
谭孝凡
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Individual
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Individual
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C5/00Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
    • B22C5/06Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by sieving or magnetic separating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C5/00Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
    • B22C5/12Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose for filling flasks

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)

Abstract

The invention relates to the technical field of sand casting, and discloses a multifunctional shakeout hopper for sand casting, which comprises a feeding barrel and a shakeout barrel, wherein the bottom of the feeding barrel is fixedly connected with an insertion shaft, the outer side of the insertion shaft is fixedly connected with a flexible clamping block, the top of the feeding barrel is fixedly connected with a smoothing block, and a vibration cavity is formed in the smoothing block. This sand casting is with multi-functional shakeout hopper, core sand falls into screen frame top from last feed cylinder, and the second moving contact slides downwards along holding the elongated slot under the action of gravity simultaneously, decides the contact switch-on with the second, and first electromagnetism iron circular telegram is magnetic, promotes screen frame and moves right along the sliding elongated slot, and piezoelectric crystal piece pressurized generates the electric current, makes second electromagnetism iron circular telegram have magnetic, moves screen frame left again, does not generate the electric current after piezoelectric crystal piece does not receive the pressure, makes screen frame reciprocating motion in the sliding elongated slot, sieves out core sand downwards, and is laborsaving in trouble-saving, convenient operation, and it is effectual to sieve.

Description

Multifunctional shakeout hopper for sand casting
Technical Field
The invention relates to the technical field of sand casting equipment, in particular to a multifunctional shakeout hopper for sand casting.
Background
Sand casting refers to a casting method for producing castings in a sand mold, steel, iron and most of nonferrous alloys can be obtained by the sand casting method, because the molding material used for sand casting is cheap and easy to obtain, the manufacturing of casting mold is simple and convenient, and the casting mold can be adapted to single-piece production, batch production and mass production of castings, and has long been a basic process in casting production, the material for manufacturing the sand mold is called molding material, the material for manufacturing the sand mold is conventionally called molding sand, the molding material for manufacturing sand cores is called core sand, the molding sand is usually formed by mixing raw sand, clay and water according to a certain proportion, before casting, a core making operation is required, and the core making needs to form the casting with the inner surface by placing resin sand in a mold.
Because core sand needs reuse many times, need sieve before the use, current sand mold casting in-process generally all adopts manual operation's mode, directly shovels the core sand to the screen cloth through the shovel, through artifical manual shake screen cloth, shake off the core sand in the mould, waste time and energy, and shake off the core sand mould easily, cause extravagant and clean problem, consequently, we have proposed a sand mold casting and have solved above problem with multi-functional shakeout hopper.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the multifunctional shakeout hopper for sand casting, which has the advantages of trouble saving, labor saving, good screening effect and capability of assisting in trowelling, and solves the problems that core sand is directly shoveled on a screen by a shovel and shaken off into a mold by manually shaking the screen manually in the conventional sand casting process, time and labor are wasted, and the core sand is easily shaken off from the mold, so that the problems of waste and cleaning are caused.
(II) technical scheme
In order to realize the purposes of saving trouble and labor, having good screening effect and being capable of assisting in trowelling, the invention provides the following technical scheme: a multifunctional shakeout hopper for sand casting comprises an upper charging barrel and a lower charging barrel, wherein the bottom of the upper charging barrel is fixedly connected with an inserting shaft, the outer side of the inserting shaft is fixedly connected with a flexible clamping block, the top of the upper charging barrel is fixedly connected with a smoothing block, the inner part of the smoothing block is provided with a vibration cavity, the inner wall of the vibration cavity is fixedly connected with an elastic conductive shaft, the inner side of the elastic conductive shaft is fixedly connected with a piezoelectric crystal vibrating plate, the inner wall of the vibration cavity is fixedly connected with a knocking block, the inner part of the smoothing block is provided with a movable groove, the inner part of the movable groove is fixedly connected with a first fixed contact, the inner wall of the movable groove is fixedly connected with a jacking spring, the bottom of the jacking spring is fixedly connected with a first moving contact, the inner part of the lower charging barrel is provided with, the screen frame is internally and fixedly connected with a first magnet block, the blanking barrel is internally and fixedly connected with a first electromagnet, the screen frame is internally and fixedly connected with a second magnet block, the blanking barrel is internally and fixedly connected with a second electromagnet, the inner wall of the sliding elongated slot is fixedly connected with a piezoelectric crystal block, the blanking barrel is internally provided with an accommodating elongated slot, the inner bottom wall of the accommodating elongated slot is fixedly connected with a second fixed contact, and the inner part of the accommodating elongated slot is fixedly connected with a second moving contact.
Preferably, the discharging port has been seted up to blanking barrel outside fixedly connected with handheld handle, blanking barrel bottom, and handheld handle outside fixedly connected with antiskid protective layer, operating personnel hold handheld handle and operate, and antiskid protective layer prevents that operating personnel hand from receiving the injury.
Preferably, the trowelling block is of a cylindrical structure, a right-angle fixture block is fixedly connected to the outer side of the trowelling block, the right-angle fixture block and the trowelling block are of an integrally formed structure, and core sand at the right-angle structure inside the sand mold is trowelled in an auxiliary mode through the right-angle fixture block.
Preferably, the first fixed contact is electrically connected to an external power supply, the external power supply is electrically connected to the elastic conductive shaft, the external power supply is fixedly connected to the inside of the leveling block, the first moving contact and the first fixed contact are communicated with the external power supply after being conducted, and the external power supply acts on the piezoelectric crystal vibrating piece.
Preferably, the inner wall of the insertion elongated slot is provided with a clamping notch corresponding to the flexible clamping block, and the dropping cylinder and the upper charging cylinder are fixedly connected into a whole through the clamping notch and the flexible clamping block.
Preferably, the second fixed contact is electrically connected to the first electromagnet, the corresponding surfaces of the first electromagnet and the first magnet block have the same magnetism, and after the second fixed contact is conducted with the second moving contact, the first electromagnet is electrified and has magnetism, and a repulsive force is generated between the first electromagnet and the first magnet block.
Preferably, the first electromagnet is located on the left side of the blanking barrel, the first magnet block is located on the left side of the screen frame, the second electromagnet is located on the right side of the blanking barrel, the second magnet block is located on the right side of the screen frame, the corresponding surfaces of the second electromagnet and the second magnet block have the same magnetism, and the second electromagnet is electrified and has magnetism and generates repulsive force with the second magnet block.
(III) advantageous effects
Compared with the prior art, the invention provides a multifunctional shakeout hopper for sand casting, which has the following beneficial effects:
1. this sand casting is with multi-functional shakeout hopper, core sand falls into screen frame top from last feed cylinder, and the second moving contact slides downwards along holding the elongated slot under the action of gravity simultaneously, decides the contact switch-on with the second, and first electromagnetism iron circular telegram is magnetic, promotes screen frame and moves right along the sliding elongated slot, and piezoelectric crystal piece pressurized generates the electric current, makes second electromagnetism iron circular telegram have magnetic, moves screen frame left again, does not generate the electric current after piezoelectric crystal piece does not receive the pressure, makes screen frame reciprocating motion in the sliding elongated slot, sieves out core sand downwards, and is laborsaving in trouble-saving, convenient operation, and it is effectual to sieve.
2. This sand casting is with multi-functional shakeout hopper through finishing the back with core sand screening, will go up the feed cylinder and invert once more, and floating the piece and be located the feed cylinder bottom, will float the piece and press on the core sand surface, and first movable contact is inside with roof pressure to the activity inslot portion this moment, communicates external power supply after switching on with first certain contact, and external power supply is used in the piezocrystal vibrations piece for the piezocrystal vibrations piece produces vibrations with knocking the piece contact, and supplementary arrangement core sand surface makes it level and smooth.
Drawings
FIG. 1 is a schematic side view of an upper cartridge of the present invention;
FIG. 2 is a schematic top view of a screen frame according to the present invention;
FIG. 3 is a side view of a trowel block according to the present invention;
FIG. 4 is a schematic top view of a trowel block of the present invention.
In the figure: 1. feeding a material barrel; 2. a plug shaft; 3. a flexible clamping block; 4. leveling the block; 5. vibrating the cavity; 6. an elastic conductive shaft; 7. a piezoelectric crystal vibrating piece; 8. knocking the block; 9. a movable groove; 10. a first fixed contact; 11. pressing the spring; 12. a first moving contact; 13. long splicing grooves; 14. a sliding long groove; 15. a slider; 16. a screen frame; 17. a first magnet block; 18. a first electromagnet; 19. a second magnet block; 20. a second electromagnet; 21. a piezoelectric crystal mass; 22. an accommodating elongated slot; 23. a second fixed contact; 24. and the second moving contact.
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.
Referring to fig. 1-4, a multifunctional shakeout hopper for sand casting comprises an upper charging barrel 1 and a blanking barrel 25, wherein the bottom of the upper charging barrel 1 is fixedly connected with an insertion shaft 2, the outer side of the insertion shaft 2 is fixedly connected with a flexible clamping block 3, the top of the upper charging barrel 1 is fixedly connected with a smoothing block 4, the smoothing block 4 is of a cylindrical structure, the outer side of the smoothing block 4 is fixedly connected with a right-angle clamping block, the right-angle clamping block and the smoothing block 4 are of an integrally formed structure, core sand at the right-angle structure inside a sand mold is smoothed by the aid of the right-angle clamping block, a vibration cavity 5 is formed inside the smoothing block 4, the inner wall of the vibration cavity 5 is fixedly connected with an elastic conductive shaft 6, the inner side of the elastic conductive shaft 6 is fixedly connected with a piezoelectric crystal vibration plate 7, the inner wall of the vibration cavity 5 is fixedly connected with a knocking block 8, the first fixed contact 10 is electrically connected to an external power supply, the external power supply is electrically connected to the elastic conductive shaft 6, the external power supply is fixedly connected inside the leveling block 4, the first moving contact 12 is communicated with the external power supply after being communicated with the first fixed contact 10, the external power supply acts on the piezoelectric crystal vibrating piece 7, the inner wall of the movable groove 9 is fixedly connected with the jacking spring 11, the bottom of the jacking spring 11 is fixedly connected with the first moving contact 12, the interior of the charging barrel 25 is provided with an inserting long groove 13 corresponding to the inserting shaft 2, the inner wall of the inserting long groove 13 is provided with a clamping notch corresponding to the flexible clamping block 3, and the charging barrel 25 and the upper charging barrel 1 are fixedly connected into a whole by clamping the clamping notch and the flexible clamping,
a sliding elongated slot 14 is formed in the blanking barrel 25, a handheld handle is fixedly connected to the outer side of the blanking barrel 25, a discharge port is formed in the bottom of the blanking barrel 25, an anti-skid protective layer is fixedly connected to the outer side of the handheld handle, an operator holds the handheld handle to operate, the anti-skid protective layer prevents the hand of the operator from being injured, a sliding block 15 is movably connected to the inner side of the sliding elongated slot 14, a screen frame 16 is fixedly connected to the inner side of the sliding block 15, a first magnet block 17 is fixedly connected to the inner side of the screen frame 16, a first electromagnet 18 is fixedly connected to the inner side of the blanking barrel 25, a second magnet block 19 is fixedly connected to the inner side of the screen frame 16, a second electromagnet 20 is fixedly connected to the inner side of the sliding elongated slot 14, a piezoelectric crystal block 21 is fixedly connected to the inner wall of the blanking barrel 25, a containing elongated slot 22 is formed in the, the second fixed contact 23 is electrically connected to the first electromagnet 18, the corresponding surfaces of the first electromagnet 18 and the first magnet block 17 have the same magnetism, after the second fixed contact 23 and the second movable contact 24 are conducted, the first electromagnet 18 is electrified and has the magnetism and generates repulsion force with the first magnet block 17, the first electromagnet 18 is positioned on the left side of the charging barrel 25, the first magnet block 17 is positioned on the left side of the screen frame 16, the second electromagnet 20 is positioned on the right side of the charging barrel 25, the second magnet block 19 is positioned on the right side of the screen frame 16, the corresponding surfaces of the second electromagnet 20 and the second magnet block 19 have the same magnetism, and the second electromagnet 20 is electrified and has the magnetism and generates repulsion force with the second magnet block 19.
The working principle is as follows: an operator uses a material shovel to guide core sand into the upper charging barrel 1, the leveling block 4 is positioned at the bottom of the upper charging barrel 1, the inserting shaft 2 is inserted into the inserting long groove 13 in the blanking barrel 25, the flexible clamping block 3 is clamped through the clamping notch, the blanking barrel 25 and the upper charging barrel 1 are fixedly connected into a whole, then the whole is inverted, the leveling block 4 is positioned at the bottom of the upper charging barrel 1, the core sand falls into the upper part of the screen frame 16 from the upper charging barrel 1, meanwhile, the second movable contact 24 slides downwards along the accommodating long groove 22 under the action of gravity and is communicated with the second fixed contact 23, the first electromagnet 18 is electrified and provided with magnetism, repulsion force is generated between the first magnet block 17, the screen frame 16 is pushed to move rightwards along the sliding long groove 14, when the right side of the screen frame 16 is contacted with the piezoelectric crystal block 21, the piezoelectric crystal block 21 is pressed to generate current, so that the second electromagnet 20 is electrified and provided with magnetism, generating repulsive force with the second magnet block 19, moving the screen frame 16 leftwards, wherein the repulsive force between the second electromagnet 20 and the second magnet block 19 is larger than the repulsive force between the first electromagnet 18 and the first magnet block 17, no current is generated after the piezoelectric crystal block 21 is not pressed, and repeating the motion process on the screen frame 16 to ensure that the screen frame 16 reciprocates in the sliding long groove 14, so that the core sand is screened downwards and leaks into the die from the opening at the bottom of the charging chute 25;
after finishing screening the core sand, invert the feeding barrel 1 again, and the smoothing block 4 is located the feeding barrel 1 bottom, presses the smoothing block 4 on the core sand surface, and the first moving contact 12 is connected with external power supply after being switched on with the first fixed contact 10 inside the movable groove 9 by the roof pressure this moment, and external power supply is used on the piezoelectric crystal vibrating piece 7 for the contact of piezoelectric crystal vibrating piece 7 and the knocking block 8 produces vibrations, and the supplementary arrangement core sand surface makes it level.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a sand casting is with multi-functional knockout hopper, includes feed cylinder (1) and knockout cylinder (25), its characterized in that: the bottom of the upper charging barrel (1) is fixedly connected with an inserting shaft (2), the outer side of the inserting shaft (2) is fixedly connected with a flexible clamping block (3), the top of the upper charging barrel (1) is fixedly connected with a leveling block (4), a vibration cavity (5) is formed in the leveling block (4), the inner wall of the vibration cavity (5) is fixedly connected with an elastic conductive shaft (6), the inner side of the elastic conductive shaft (6) is fixedly connected with a piezoelectric crystal vibration sheet (7), the inner wall of the vibration cavity (5) is fixedly connected with a knocking block (8), a movable groove (9) is formed in the leveling block (4), a first fixed contact (10) is fixedly connected in the movable groove (9), a jacking spring (11) is fixedly connected in the inner wall of the movable groove (9), a first movable contact (12) is fixedly connected at the bottom of the jacking spring (11), and an inserting elongated groove (13) corresponding to the inserting shaft, the blanking device comprises a blanking barrel (25), a sliding long groove (14) is formed in the blanking barrel (25), a sliding block (15) is movably connected in the sliding long groove (14), a screen frame (16) is fixedly connected to the inner side of the sliding block (15), a first magnet block (17) is fixedly connected in the screen frame (16), a first electromagnet (18) is fixedly connected in the blanking barrel (25), a second magnet block (19) is fixedly connected in the screen frame (16), a second electromagnet (20) is fixedly connected in the blanking barrel (25), a piezoelectric crystal block (21) is fixedly connected in the inner wall of the sliding long groove (14), an accommodating long groove (22) is formed in the blanking barrel (25), a second fixed contact (23) is fixedly connected in the inner wall of the accommodating long groove (22), and a second movable contact (24) is fixedly connected in the.
2. The multifunctional shakeout hopper for sand casting according to claim 1, characterized in that: the outer side of the charging barrel (25) is fixedly connected with a handheld handle, the bottom of the charging barrel (25) is provided with a discharging port, and the outer side of the handheld handle is fixedly connected with an anti-skid protective layer.
3. The multifunctional shakeout hopper for sand casting according to claim 1, characterized in that: the troweling block (4) is of a cylindrical structure, a right-angle fixture block is fixedly connected to the outer side of the troweling block (4), and the right-angle fixture block and the troweling block (4) are of an integrally formed structure.
4. The multifunctional shakeout hopper for sand casting according to claim 1, characterized in that: the first fixed contact (10) is electrically connected to an external power supply, the external power supply is electrically connected to the elastic conductive shaft (6), and the external power supply is fixedly connected to the inside of the leveling block (4).
5. The multifunctional shakeout hopper for sand casting according to claim 1, characterized in that: and the inner wall of the insertion long groove (13) is provided with a clamping notch corresponding to the flexible clamping block (3).
6. The multifunctional shakeout hopper for sand casting according to claim 1, characterized in that: the second fixed contact (23) is electrically connected to the first electromagnet (18), and the magnetism of the corresponding surface of the first electromagnet (18) and the magnetism of the corresponding surface of the first magnet block (17) are the same.
7. The multifunctional shakeout hopper for sand casting according to claim 1, characterized in that: the first electromagnet (18) is located on the left side of the charging barrel (25), the first magnet block (17) is located on the left side of the screen frame (16), the second electromagnet (20) is located on the right side of the charging barrel (25), the second magnet block (19) is located on the right side of the screen frame (16), and the magnetism of the corresponding surface of the second electromagnet (20) and the magnetism of the corresponding surface of the second magnet block (19) are the same.
CN202011350220.9A 2020-11-26 2020-11-26 Multifunctional shakeout hopper for sand casting Pending CN112453317A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011350220.9A CN112453317A (en) 2020-11-26 2020-11-26 Multifunctional shakeout hopper for sand casting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011350220.9A CN112453317A (en) 2020-11-26 2020-11-26 Multifunctional shakeout hopper for sand casting

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CN112453317A true CN112453317A (en) 2021-03-09

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114192403A (en) * 2022-02-18 2022-03-18 山东凯欣绿色农业发展股份有限公司 Fruit vegetables screening plant

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102258425A (en) * 2010-05-26 2011-11-30 孟艳 Portable magnetic vibration acupuncture point massager
CN104972061A (en) * 2015-07-09 2015-10-14 湖北亚钢金属制造有限公司 Casting molding sand and iron pill automatic separation and recycling device
CN205270726U (en) * 2015-11-28 2016-06-01 重庆强鑫机械制造有限公司 Autosegregation device of casting sand and shot
CN108145072A (en) * 2016-12-04 2018-06-12 重庆高精齿轮传动设备有限公司 Screening plant after sandbox overturning
CN108580280A (en) * 2018-04-08 2018-09-28 成超宇 A kind of part processing waste material separating and treating apparatus
CN210676822U (en) * 2019-10-29 2020-06-05 金寨县鑫鑫铸造有限责任公司 Casting sand hopper
CN210730886U (en) * 2019-10-19 2020-06-12 哈尔滨松江电炉厂有限责任公司 Vibration mechanism for magnesium alloy aluminum alloy sand burning equipment
CN210789191U (en) * 2019-09-19 2020-06-19 辽宁沈车铸业有限公司 Casting shakeout machine

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102258425A (en) * 2010-05-26 2011-11-30 孟艳 Portable magnetic vibration acupuncture point massager
CN104972061A (en) * 2015-07-09 2015-10-14 湖北亚钢金属制造有限公司 Casting molding sand and iron pill automatic separation and recycling device
CN205270726U (en) * 2015-11-28 2016-06-01 重庆强鑫机械制造有限公司 Autosegregation device of casting sand and shot
CN108145072A (en) * 2016-12-04 2018-06-12 重庆高精齿轮传动设备有限公司 Screening plant after sandbox overturning
CN108580280A (en) * 2018-04-08 2018-09-28 成超宇 A kind of part processing waste material separating and treating apparatus
CN210789191U (en) * 2019-09-19 2020-06-19 辽宁沈车铸业有限公司 Casting shakeout machine
CN210730886U (en) * 2019-10-19 2020-06-12 哈尔滨松江电炉厂有限责任公司 Vibration mechanism for magnesium alloy aluminum alloy sand burning equipment
CN210676822U (en) * 2019-10-29 2020-06-05 金寨县鑫鑫铸造有限责任公司 Casting sand hopper

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114192403A (en) * 2022-02-18 2022-03-18 山东凯欣绿色农业发展股份有限公司 Fruit vegetables screening plant
CN114192403B (en) * 2022-02-18 2022-05-17 山东凯欣绿色农业发展股份有限公司 Fruit vegetables screening plant

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