CN112111624A

CN112111624A - Utilize recycling device of scrap iron bits scrap steel production foundry goods

Info

Publication number: CN112111624A
Application number: CN202010830716.XA
Authority: CN
Inventors: 黄荣龙
Original assignee: Hanshan County Longshun Machinery Parts Factory
Current assignee: Hanshan County Longshun Machinery Parts Factory
Priority date: 2020-08-18
Filing date: 2020-08-18
Publication date: 2020-12-22
Anticipated expiration: 2040-08-18
Also published as: CN112111624B

Abstract

The invention provides a recycling device for producing castings by using scrap iron, scrap steel and relates to the field of steel casting production. This utilize device of recycling of scrap iron bits steel scrap production foundry goods is including handling the case, melting miscellaneous stove and recovery furnace, it all coils and is connected with electric heating element to melt miscellaneous stove and recovery furnace outside, it has the feeder hopper to handle the fixed intercommunication in case one side, handle case front side fixedly connected with positive reverse motor, it is equipped with the sortation mechanism to handle incasement portion, the sortation mechanism front side is equipped with the propulsion subassembly. This utilize device of recycling of scrap iron bits steel scrap production foundry goods dabs the switch and breaks off the conduction circuit of electro-magnet, the electro-magnet loses magnetic force and adsorbs this moment, will drop to the inside of recovery furnace by adsorbed laminating and steel fillings originally, the outside electric heating assembly of recovery furnace heats to the recovery furnace inside and makes its melting, then discharge through discharge tube and control valve and carry out reuse, material saving's use accords with sustainable development, and it is extravagant to reduce.

Description

Utilize recycling device of scrap iron bits scrap steel production foundry goods

Technical Field

The invention relates to the technical field of steel casting production, in particular to a recycling device for producing castings by utilizing scrap iron and scrap steel.

Background

In recent years, the pig iron resource is increasingly tense, the price of the pig iron is continuously rising, and the price of the pig iron rises sharply in a period of time, almost one day; in particular, 2007-2008, the price of pig iron increased from 2200 yuan/ton to 5000 yuan/ton, and the price of raw materials increased rapidly by multiples of one year plus expensive alloys, resulting in a large increase in casting cost and a drop in foundry profits. Therefore, it is an important subject of the foundry industry to find an inexpensive metal charge to replace pig iron and to reduce the production cost. Meanwhile, a large amount of scrap iron produced by machining in many domestic factories every year is mostly overstocked except that part of scrap iron is recycled by foundries in time, the price of scrap steel is lower than that of cast iron but higher than that of scrap iron, and the supply quantity of the scrap iron is bound to be short along with the popularization and application of the synthetic cast iron in some domestic foundries.

Because storage, transportation cycle are long, and oxidation corrosion is serious, not only influences the utilization ratio of waste material, causes environmental pollution and a large amount of energy resource consumption, still influences the quality of the back product of outer unit's recycle simultaneously, so, iron fillings and steel bits urgent need to retrieve and recycle.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a recycling device for producing castings by using scrap iron, scrap steel and aims to solve the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a recycling device for producing castings by utilizing scrap iron, scrap steel and waste iron comprises a treatment box, an impurity melting furnace and a recovery furnace, wherein electric heating assemblies are connected to the outer sides of the impurity melting furnace and the recovery furnace in a winding mode, a feed hopper is fixedly communicated with one side of the treatment box, a forward and reverse rotating motor is fixedly connected to the front side of the treatment box, a classification mechanism is arranged inside the treatment box, and a propelling assembly is arranged on the front side of the classification mechanism;

the sorting mechanism comprises a rotating shaft, a rotating shaft outside fixedly connected with turntable, a turntable front side fixedly connected with connecting column, one side of the connecting column is provided with a connecting rod, one end of the connecting rod is movably sleeved with the connecting column, one side of the connecting rod is provided with a straight rod, the straight rod is rotatably connected with the connecting rod, an electromagnet is fixedly connected with the bottom of the straight rod, a limiting sleeve is arranged outside the straight rod, the limiting sleeve is slidably sleeved with the straight rod, a fixing rod is fixedly connected with the top of the limiting sleeve, the fixing rod is fixedly connected with the top of the inner cavity of the processing box, a vertical rod is fixedly connected with the top of the connecting rod, the vertical rod is fixedly connected.

Preferably, the propulsion subassembly includes first gear, first gear is established in the carousel front side, first gear and pivot fixed connection, first gear bottom is equipped with the second gear, the second gear is connected with first gear engagement, the inboard fixedly connected with dwang of second gear, the dwang passes through bearing swing joint with handling the incasement wall, the dwang bottom is equipped with the rack, the rack is connected with the dwang transmission, rack one end bottom fixedly connected with fixed block, fixed block bottom fixedly connected with brush, the brush contacts with handling incasement portion bottom.

Preferably, the bottom of the other end of the rack is provided with an installation block, the installation block is fixedly connected with the rack, the bottom of the installation block is provided with a scraper, the scraper is movably hinged with the installation block, one side of the scraper is provided with a limiting plate, the limiting plate is fixedly connected with the installation block, and the limiting plate is in contact with the scraper.

Preferably, the limiter is sleeved on the outer side of the rack, the limiter is fixedly connected with the inner wall of the treatment box, and the rack is movably inserted into the limiter.

Preferably, it has the discharge tube all to fix the intercommunication to melt miscellaneous stove and recovery furnace one side, the discharge tube passes and handles the case and extend to and handle the case outside, the control valve is inlayed and is equipped with at the discharge tube top.

Preferably, the impurity melting furnace and the recovery furnace are both arranged in the treatment box, and the recovery furnace is arranged at the rear side of the impurity melting furnace.

Preferably, the rotating shaft is movably connected with the processing box through a bearing, and one end of the rotating shaft is fixedly connected with an output shaft of a forward and reverse rotating motor.

Preferably, the contact block is made of hard rubber, and the contact block is in contact with the tact switch.

Preferably, one end of the tact switch is electrically connected with a connecting wire, and one end of the connecting wire is electrically connected with the electromagnet.

The invention provides a recycling device for producing castings by using scrap iron, scrap steel and scrap iron, which has the following beneficial effects:

1. the recycling device for producing castings by utilizing scrap iron and steel scraps can push the straight rod to horizontally move under the limiting action of the limiting sleeve and the fixing rod, the electromagnet is in a power-on state and can generate a magnetic force effect to adsorb iron and steel scraps with magnetic conductivity, and impurities which cannot be adsorbed can be left at the bottom of the treatment box to achieve a separation effect, when the electromagnet moves to the top of the recovery furnace, the contact block fixed on the vertical rod can be in contact with the light touch switch, the light touch switch breaks off a conducting circuit of the electromagnet, the electromagnet loses magnetic force adsorption, the adhered adhering and steel scraps which are adsorbed originally fall into the recovery furnace, an electric heating component outside the recovery furnace heats the interior of the recovery furnace to be molten, the electric heating component is discharged through the discharge pipe and the control valve to be recycled, and the use of materials is saved, the sustainable development is met, and the waste is reduced.

2. This utilize recycling apparatus of scrap iron bits scrap steel production foundry goods to be located the fixed block and the brush of rack bottom can sweep into the inside of melting miscellaneous stove with the impurity of remaining in handling incasement portion, finally melt miscellaneous stove and carry out incineration disposal with impurity, can obtain some other metal materials, play the best use of things, handled partial impurity simultaneously.

3. This utilize device of recycling of scrap iron bits scrap steel production foundry goods piles up for avoiding the inside mixture of feeder hopper, so at the bottom fixed mounting piece of rack, then make installation piece and scraper blade carry out swing joint, owing to fixed the limiting plate on the installation piece, the limiting plate can block the scraper blade to make the scraper blade only can rotate towards a direction, then the scraper blade can play the action of taking off to the mixture, can avoid the mixture to pile up the jam.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a partial cross-sectional view of the present invention;

FIG. 3 is a schematic view of a connecting rod according to the present invention;

FIG. 4 is a schematic view of the rack structure of the present invention;

FIG. 5 is an enlarged view of the portion A of FIG. 2 according to the present invention.

In the figure: 1. a treatment tank; 2. a blending furnace; 3. a recovery furnace; 4. an electric heating component; 5. a drain pipe; 6. a control valve; 7. a feed hopper; 8. a positive and negative rotation motor; 9. a rotating shaft; 10. a turntable; 11. connecting columns; 12. a connecting rod; 13. a straight rod; 14. an electromagnet; 15. a restraining sleeve; 16. fixing the rod; 17. a vertical rod; 18. a contact block; 19. a tact switch; 20. a connecting wire; 21. a first gear; 22. a second gear; 23. rotating the rod; 24. a rack; 25. a fixed block; 26. a brush; 27. mounting blocks; 28. a squeegee; 29. a limiting plate; 30. and a limiter.

Detailed Description

The embodiment of the invention provides a recycling device for producing castings by utilizing scrap iron, scrap steel and waste iron, which comprises a processing box 1, an impurity melting furnace 2 and a recovery furnace 3, wherein the impurity melting furnace 2 and the recovery furnace 3 are arranged in the processing box 1, the recovery furnace 3 is arranged at the rear side of the impurity melting furnace 2, electric heating components 4 are respectively connected to the outer sides of the impurity melting furnace 2 and the recovery furnace 3 in a winding manner, one sides of the impurity melting furnace 2 and the recovery furnace 3 are fixedly communicated with a discharge pipe 5, the discharge pipe 5 penetrates through the processing box 1 and extends to the outside of the processing box 1, a control valve 6 is embedded at the top of the discharge pipe 5, one side of the processing box 1 is fixedly communicated with a feed hopper 7, the front side of the processing box 1 is fixedly connected with a forward and reverse rotation motor 8, a classification mechanism is arranged in the processing box 1, and a propelling component is arranged at the front side of the classification mechanism;

specifically, as shown in fig. 2, 3 and 5, the sorting mechanism comprises a rotating shaft 9, the rotating shaft 9 is movably connected with the processing box 1 through a bearing, one end of the rotating shaft 9 is fixedly connected with an output shaft of a forward and reverse rotating motor 8, a rotating disc 10 is fixedly connected to the outer side of the rotating shaft 9, a connecting column 11 is fixedly connected to the front side of the rotating disc 10, a connecting rod 12 is arranged on one side of the connecting column 11, one end of the connecting rod 12 is movably sleeved with the connecting column 11, a straight rod 13 is arranged on one side of the connecting rod 12, the straight rod 13 is rotatably connected with the connecting rod 12, an electromagnet 14 is fixedly connected to the bottom of the straight rod 13, a limiting sleeve 15 is arranged outside the straight rod 13, the limiting sleeve 15 is slidably sleeved with the straight rod 13, a fixing rod 16 is fixedly connected to the top of the limiting sleeve 15, montant 17 and one side fixedly connected with contact block 18, contact block 18 sets up to the ebonite, fixedly connected with dabs switch 19 on the dead lever 16, contact block 18 contacts with dabs switch 19, dabs switch 19 one end electric connection and has connecting wire 20, 20 one end of connecting wire and 14 electric connection of electro-magnet.

More specifically, as shown in fig. 2 and 4, the propulsion subassembly includes first gear 21, first gear 21 is established in carousel 10 front side,

first gear

21 and 9 fixed connection of pivot, first gear 21 bottom is equipped with second gear 22, second gear 22 is connected with first gear 21 meshing, the inboard fixedly connected with dwang 23 of second gear 22, dwang 23 passes through bearing swing joint with handling case 1 inner wall, dwang 23 bottom is equipped with rack 24, rack 24 is connected with dwang 23 transmission, rack 24 one end bottom fixedly connected with fixed block 25, fixed block 25 bottom fixedly connected with brush 26, brush 26 contacts with the inside bottom of handling case 1.

Further, as shown in fig. 2 and 4, a mounting block 27 is disposed at the bottom of the other end of the rack 24, the mounting block 27 is fixedly connected with the rack 24, a scraper 28 is disposed at the bottom of the mounting block 27, the scraper 28 is movably hinged to the mounting block 27, a limiting plate 29 is disposed at one side of the scraper 28, the limiting plate 29 is fixedly connected with the mounting block 27, and the limiting plate 29 is in contact with the scraper 28.

The outer side of the rack 24 is sleeved with a limiter 30, the limiter 30 is fixedly connected with the inner wall of the treatment box 1, and the rack 24 is movably inserted into the limiter 30.

The implementation mode is specifically as follows: in the practical use process of the invention, a mixture of waste iron chips and waste steel chips is put into a processing box 1 through a feed hopper 7, when a forward and reverse motor 8 is started, an output shaft of the forward and reverse motor 8 drives a rotating shaft 9 to rotate, the rotating shaft 9 rotates to drive a rotating disc 10 to rotate, when the rotating disc 10 rotates, a connecting column 11 positioned at the front side of the rotating disc 10 moves circumferentially along with the rotating disc 10, and a connecting rod 12 movably sleeved with the connecting column 11 is connected with the other end of the connecting rod 12 through a straight rod 13, the straight rod 13 can only move vertically under the limiting action of a limiting sleeve 15, when the connecting column 11 moves circumferentially, the connecting rod 12 can push the straight rod 13 to move horizontally under the limiting action of the limiting sleeve 15 and a fixing rod 16, the electromagnet 14 is in an electrified state, and the electromagnet 14 generates a magnetic force effect, so as to be capable of generating a magnetic force, And the steel cuttings that have the magnetic conductivity adsorb, then can not be stayed the bottom of handling case 1 by adsorbed impurity, play the effect of separation, when electro-magnet 14 moved to recovery furnace 3 top, fixed contact piece 18 can contact with light touch switch 19 on the montant 17, light touch switch 19 breaks off the conducting circuit of electro-magnet 14 this moment, electro-magnet 14 loses magnetic force and adsorbs this moment, the laminating and the steel cuttings that are adsorbed originally will drop to the inside of recovery furnace 3, the inside heating that makes it melt of recovery furnace 3 is inside to electric heat component 4 outside the recovery furnace 3, then discharge through discharge pipe 5 and control valve 6 and recycle, material saving's use, accord with sustainable development, waste is reduced.

Meanwhile, when the rotating shaft 9 rotates, the first gear 21 positioned on the rotating shaft 9 rotates along with the rotating shaft 9, the first gear 21 rotates to drive the second gear 22 to rotate, the second gear 22 rotates to drive the rack 24 to horizontally move, when the forward and reverse rotating motor 8 drives the rotating shaft 9 to rotate, the forward and reverse rotating motor 8 can be controlled by an external program to perform alternate and sequential starting of a forward rotation circle and a reverse rotation circle, the fixed block 25 and the brush 26 positioned at the bottom of the rack 24 can sweep impurities remained in the treating box 1 into the impurity melting furnace 2, and finally the impurity melting furnace 2 burns the impurities, so that other metal materials can be obtained, the best utilization of the materials is achieved, and partial impurities are treated at the same time.

In the process of reciprocating the rack 24, in order to avoid mixture accumulation in the feed hopper 7, the mounting block 27 is fixed at the bottom of the rack 24, and then the mounting block 27 is movably connected with the scraper 28, because the limiting plate 29 is fixed on the mounting block 27, the limiting plate 29 can block the scraper 28, so that the scraper 28 can only rotate towards one direction, the scraper 28 can take the action of scraping the mixture, and the mixture accumulation and blockage can be avoided.

The working principle is as follows: when the forward and reverse rotation motor 8 is started, the output shaft of the forward and reverse rotation motor 8 drives the rotating shaft 9 to rotate, the rotating shaft 9 drives the rotating disc 10 to rotate, when the rotating disc 10 rotates, the connecting column 11 positioned on the front side of the rotating disc 10 moves along with the rotating disc 10 in a circular manner, the connecting rod 12 movably sleeved with the connecting column 11 is connected with the other end of the connecting rod 12 through the straight rod 13, the straight rod 13 can only move in the vertical direction under the limiting action of the limiting sleeve 15, when the connecting column 11 moves in the circular manner, the connecting rod 12 can push the straight rod 13 to horizontally move under the limiting action of the limiting sleeve 15 and the fixing rod 16, the electromagnet 14 is in an electrified state at the moment, the electromagnet 14 generates a magnetic force effect, can adsorb iron and steel scraps with magnetic conductivity, and impurities which cannot be adsorbed can be left at the bottom of the treatment box 1 to achieve the separation effect, when the electro-magnet 14 moved to recovery furnace 3 top, fixed contact block 18 on the montant 17 can contact with dabbing switch 19, dabbing switch 19 at this moment and breaking off the conducting circuit of electro-magnet 14, electro-magnet 14 loses magnetic force and adsorbs this moment, the laminating and the steel fillings that are adsorbed originally will drop to the inside of recovery furnace 3, the outside electric heating element 4 of recovery furnace 3 heats the inside of recovery furnace 3 and makes its melting, then discharge through discharge tube 5 and control valve 6 and recycle.

When the rotating shaft 9 rotates, the first gear 21 on the rotating shaft 9 rotates along with the rotating shaft 9, the first gear 21 drives the second gear 22 to rotate, the second gear 22 drives the rack 24 to rotate to move horizontally, when the forward and reverse motor 8 drives the rotating shaft 9 to rotate, the forward and reverse motor 8 can be controlled by an external program to start alternately in a forward rotation circle and a reverse rotation circle, the fixed block 25 and the brush 26 at the bottom of the rack 24 can sweep impurities remained in the treating box 1 into the impurity melting furnace 2, and finally the impurity melting furnace 2 burns the impurities.

In order to prevent the mixture from being accumulated in the hopper 7 during the reciprocating movement of the rack 24, the mounting block 27 is fixed to the bottom of the rack 24, and then the mounting block 27 and the scraper 28 are movably connected, and since the limiting plate 29 is fixed to the mounting block 27, the limiting plate 29 can block the scraper 28, so that the scraper 28 can rotate only in one direction, and the scraper 28 can perform a scraping action on the mixture.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an utilize recycling device of scrap iron bits steel scrap production foundry goods, includes treatment case (1), melts miscellaneous stove (2) and recovery furnace (3), its characterized in that: the outer sides of the impurity melting furnace (2) and the recovery furnace (3) are respectively connected with an electric heating assembly (4) in a coiling manner, one side of the treatment box (1) is fixedly communicated with a feed hopper (7), the front side of the treatment box (1) is fixedly connected with a forward and reverse rotating motor (8), a classification mechanism is arranged in the treatment box (1), and a propelling assembly is arranged on the front side of the classification mechanism;

the sorting mechanism comprises a rotating shaft (9), a rotating disc (10) is fixedly connected to the outer side of the rotating shaft (9), a connecting column (11) is fixedly connected to the front side of the rotating disc (10), a connecting rod (12) is arranged on one side of the connecting column (11), one end of the connecting rod (12) is movably sleeved with the connecting column (11), a straight rod (13) is arranged on one side of the connecting rod (12), the straight rod (13) is rotatably connected with the connecting rod (12), an electromagnet (14) is fixedly connected to the bottom of the straight rod (13), a limiting sleeve (15) is arranged on the outer portion of the straight rod (13), the limiting sleeve (15) is slidably sleeved with the straight rod (13), a fixing rod (16) is fixedly connected to the top of the limiting sleeve (15), the fixing rod (16) is fixedly connected with the top of an inner cavity of the processing, the vertical rod (17) is fixedly connected with a contact block (18) on one side, and the fixed rod (16) is fixedly connected with a light touch switch (19).

2. The recycling device for producing castings by utilizing scrap iron and steel according to claim 1, characterized in that: the propulsion subassembly includes first gear (21), establish in carousel (10) front side first gear (21), first gear (21) and pivot (9) fixed connection, first gear (21) bottom is equipped with second gear (22), second gear (22) are connected with first gear (21) meshing, the inboard fixedly connected with dwang (23) of second gear (22), dwang (23) pass through bearing swing joint with handling case (1) inner wall, dwang (23) bottom is equipped with rack (24), rack (24) are connected with dwang (23) transmission, rack (24) one end bottom fixedly connected with fixed block (25), fixed block (25) bottom fixedly connected with brush (26), brush (26) contact with the inside bottom of handling case (1).

3. The recycling device for producing castings by utilizing scrap iron and steel according to claim 2, characterized in that: rack (24) other end bottom is equipped with installation piece (27), installation piece (27) and rack (24) fixed connection, installation piece (27) bottom is equipped with scraper blade (28), scraper blade (28) and installation piece (27) activity hinge joint, scraper blade (28) one side is equipped with limiting plate (29), limiting plate (29) and installation piece (27) fixed connection, limiting plate (29) contact with scraper blade (28).

4. The recycling device for producing castings by utilizing scrap iron and steel according to claim 2, characterized in that: rack (24) outside cover is equipped with limiter (30), limiter (30) and processing case (1) inner wall fixed connection, rack (24) are pegged graft with limiter (30) activity.

5. The recycling device for producing castings by utilizing scrap iron and steel according to claim 1, characterized in that: melt miscellaneous stove (2) and recovery furnace (3) one side and all fix the intercommunication and have discharge tube (5), discharge tube (5) pass and handle case (1) and extend to and handle case (1) outside, control valve (6) are inlayed and are equipped with at discharge tube (5) top.

6. The recycling device for producing castings by utilizing scrap iron and steel according to claim 1, characterized in that: melt miscellaneous stove (2) and recovery furnace (3) and all establish inside handling case (1), recovery furnace (3) are established and are melted miscellaneous stove (2) rear side.

7. The recycling device for producing castings by utilizing scrap iron and steel according to claim 1, characterized in that: the rotating shaft (9) is movably connected with the processing box (1) through a bearing, and one end of the rotating shaft (9) is fixedly connected with an output shaft of a forward and reverse rotating motor (8).

8. The recycling device for producing castings by utilizing scrap iron and steel according to claim 1, characterized in that: the contact block (18) is made of hard rubber, and the contact block (18) is in contact with the tact switch (19).

9. The recycling device for producing castings by utilizing scrap iron and steel according to claim 1, characterized in that: one end of the tact switch (19) is electrically connected with a connecting wire (20), and one end of the connecting wire (20) is electrically connected with the electromagnet (14).