CN113787167B - Molding sand recycling device for casting - Google Patents
Molding sand recycling device for casting Download PDFInfo
- Publication number
- CN113787167B CN113787167B CN202111065639.4A CN202111065639A CN113787167B CN 113787167 B CN113787167 B CN 113787167B CN 202111065639 A CN202111065639 A CN 202111065639A CN 113787167 B CN113787167 B CN 113787167B
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- CN
- China
- Prior art keywords
- screening
- cabin
- molding sand
- plate
- casting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000003110 molding sand Substances 0.000 title claims abstract description 44
- 238000005266 casting Methods 0.000 title claims abstract description 26
- 238000004064 recycling Methods 0.000 title claims description 11
- 238000012216 screening Methods 0.000 claims abstract description 63
- 239000000463 material Substances 0.000 claims abstract description 18
- 239000004576 sand Substances 0.000 claims abstract description 14
- 238000007599 discharging Methods 0.000 claims abstract description 13
- 238000012546 transfer Methods 0.000 claims abstract description 9
- 238000005192 partition Methods 0.000 claims abstract description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 12
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 12
- 241001330002 Bambuseae Species 0.000 claims description 12
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 12
- 239000011425 bamboo Substances 0.000 claims description 12
- 239000006185 dispersion Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000011084 recovery Methods 0.000 abstract description 5
- 238000012545 processing Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 238000005457 optimization Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 239000012535 impurity Substances 0.000 description 6
- 238000000227 grinding Methods 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 5
- 238000009825 accumulation Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000007873 sieving Methods 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000007528 sand casting Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/06—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by sieving or magnetic separating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/04—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by grinding, blending, mixing, kneading, or stirring
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Crushing And Grinding (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The product is a casting sand recovery processing device, relates to the technical field of casting manufacture: the screening machine comprises a machine shell, wherein a feeding port is arranged at the top of the machine shell, a discharging roller and a screening cylinder are arranged in the machine shell, a plurality of crushing rollers are movably arranged in the screening cylinder, the interior of the machine shell is divided into a fine screening cabin and a coarse screening cabin by a vertically arranged partition plate, the discharging roller is positioned in the fine screening cabin, a material separating plate is movably arranged above the discharging roller, a first magnetic plate and a second magnetic plate which are opposite in inclination direction are sequentially arranged below the discharging roller, the screening cylinder is positioned in the coarse screening cabin, a transfer box is arranged outside the coarse screening cabin of the machine shell, and the transfer box is connected with the top end of the machine shell through a material conveying pipe; the invention has the following beneficial effects: the invention can effectively separate and respectively treat the caking molding sand and the non-caking molding sand, thereby not only improving the treatment efficiency, but also effectively improving the dispersion degree of the caking molding sand.
Description
Technical Field
The invention relates to the technical field of casting manufacturing, and particularly discloses a molding sand recycling device for casting.
Background
The casting is a technological process of smelting metal into liquid meeting certain requirement, pouring the liquid into casting mould, cooling, solidifying and cleaning to obtain the casting with preset shape, size and performance. The casting blank is almost shaped, so that the aim of mechanical machining-free or small amount of machining is fulfilled, the cost is reduced, the manufacturing time is reduced to a certain extent, and casting is one of basic processes of the modern device manufacturing industry.
Sand casting is a casting method for producing castings in a sand mold, and sand is a basic raw material for producing sand in sand casting, and in order to reduce production cost, the sand needs to be reused, but the sand after casting is completed contains various impurities, and therefore, the sand needs to be screened to remove the impurities therein.
The molding sand after the casting is accomplished agglomerates easily, and screening plant among the prior art, when sieving the molding sand, can't be quick effectual the molding sand of breaking up the caking, lead to screening inefficiency, still can influence the rate of recovery of molding sand, cause the molding sand extravagant.
The utility model discloses a casting sand screening plant that efficient anti-blocking was used to application number CN202011293070.2, at the in-process of screening, the upset blade can stir-fry the molding sand, can make the screening of molding sand more abundant, and the upset blade stir-fry to screening cylinder, can make simultaneously produce relative oscilaltion between molding sand and the broken accumulation ball, make the molding sand pass between the broken accumulation ball, can break up the molding sand, eliminate the influence of molding sand caking to the screening, and then can show improvement screening efficiency, and improve the rate of recovery of molding sand, but, because the device medium-sized sand gravel and caking are the mix together and add in the screening cylinder, consequently, when breaking the accumulation ball is carried out to the structure, the molding sand gravel that adds wherein can make the broken accumulation ball do a lot of idle work, and because the sand gravel pack wherein still can lead to tiny caking unable broken, the crushing effect has reduced, therefore, a sand recovery processing device that dispersion effect is better, efficiency is higher is designed.
Disclosure of Invention
In order to solve the problems, the invention provides a molding sand recycling device for casting, which is used for overcoming the defects in the prior art.
The invention is realized by the following technical scheme:
the utility model provides a molding sand recovery processing device for casting, includes the casing, the casing top is equipped with the feed inlet and internally mounted has feed roll and screening section of thick bamboo, movable mounting has a plurality of crushing roller in the screening section of thick bamboo, the inside partition plate that is set up by vertical of casing separates into fine screening cabin and coarse crushing cabin, the feed roll is located fine screening cabin and its top activity is provided with the feed divider, is located first magnetic plate and the second magnetic plate that the slope opposite direction has been set gradually to the feed roll below, the screening section of thick bamboo is located coarse crushing cabin, the casing is provided with the transfer box in the coarse crushing cabin outside, the transfer box is connected with fine screening cabin top through the conveying pipe.
As a further optimization of the scheme, the distributing plate is installed in the fine screening cabin through the rotating base and is in an inclined state, and a reset spring is connected between the lower end of the distributing plate and the rotating base.
As a further optimization of the scheme, the higher end of the distributing plate faces the coarse crushing cabin, a limiting pin is arranged below the lower end of the distributing plate, the limiting pin can limit the rotation amplitude of the distributing plate, and a first blanking opening is formed in the position, corresponding to the higher end of the distributing plate, of the partition plate.
As a further optimization of the scheme, a plurality of crushing blades are arranged at the outlet of the first blanking port through a first rotating shaft, a material receiving hopper is arranged below the crushing blades and connected with the top end of the screening cylinder through a blanking pipe, and the caking processed by the crushing blades is further crushed and refined from entering the screening cylinder.
As the further optimization of above-mentioned scheme, evenly set up screening hole and inside vertical second pivot that is equipped with on the screening section of thick bamboo body, the cross mounting bracket is installed at second pivot both ends, crushing roller movable mounting is on with the cross mounting bracket.
As a further optimization of the above solution, the crushing roller is in contact with the inner wall of the sieving cylinder.
As a further optimization of the scheme, an inclined sliding plate is arranged below the screening cylinder, a second discharging opening is formed in the position, corresponding to the lower end of the sliding plate, of the casing, and the second discharging opening is communicated with the transfer box.
As a further optimization of the scheme, a grinding roller is arranged above the lower end of the first magnetic plate, and a discharge hole is formed in the position, corresponding to the lower end of the second magnetic plate, of the casing.
The invention has the following beneficial effects:
1) According to the molding sand recycling device for casting, the caking molding sand and the non-caking molding sand can be effectively separated through the material separating plate and are respectively treated, so that the treatment efficiency can be effectively improved, and the problems of incomplete grinding and impurity removal caused by blending of the caking molding sand and the non-caking molding sand can be avoided, and the treatment effect is influenced.
2) According to the molding sand recycling device for casting, disclosed by the invention, the molding sand is crushed and milled in the coarse crushing cabin and then enters the fine screening cabin through the feeding pipe for secondary treatment, so that the dispersion degree is higher, and the treatment effect is further improved.
3) According to the molding sand recycling device for casting, disclosed by the invention, the first magnetic plate and the second magnetic plate can be used for adsorbing and removing metal impurities remained in molding sand, so that adverse effects on subsequent secondary use are prevented.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of an external perspective structure of the present invention;
FIG. 2 is a front view of the internal perspective structure of the present invention;
FIG. 3 is an internal cutaway plan view of the present invention;
FIG. 4 is a schematic view of the internal structure of the sieving cartridge of the present invention;
FIG. 5 is a schematic view of a hopper structure of the present invention;
in the figure: 1-shell, 101-partition plate, 102-fine screening cabin, 103-coarse screening cabin, 104-first feed opening, 105-discharge opening, 106-second feed opening, 2-feed opening, 3-middle feed box, 4-feed pipe, 401-horizontal blade dragon, 402-vertical blade dragon, 5-distributing plate, 6-rotating base, 7-reset spring, 8-limit pin, 9-blanking roller, 10-first magnetic plate, 11-grinding roller, 12-second magnetic plate, 13-first rotating shaft, 14-crushing blade, 15-hopper, 16-feed pipe, 17-screening cylinder, 1701-screening hole, 18-second rotating shaft, 19-cross mounting frame, 20-crushing roller, 21-bracket and 22-sliding plate.
Detailed Description
In order to make the present application solution better understood by those skilled in the art, the following description will be made in detail and with reference to the accompanying drawings in the embodiments of the present application, it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the present application described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present invention and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.
Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present invention will be understood by those of ordinary skill in the art according to the specific circumstances.
Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail with reference to fig. 1 to 5, and examples.
Examples
The embodiment discloses a molding sand recycling device for casting, which comprises a casing 1, wherein a feed opening 2 is arranged at the top of the casing 1, the casing 1 is internally divided into a left cabin area and a right cabin area by a vertical partition board 101, a fine screening cabin 102 and a coarse screening cabin 103 respectively, a distributing board 5 is movably arranged at the upper end of the fine screening cabin 102 through a rotating base 6, a certain inclination angle is formed at the normal state of the distributing board 5, the higher end faces the coarse screening cabin 103, a reset spring 7 is connected between the lower end of the distributing board 5 and the rotating base 6, a first feed opening 104 is formed at the position corresponding to the higher end of the distributing board 5 on the partition board 101, the fine screening cabin 102 is communicated with the coarse screening cabin 103 through the first feed opening 104, a limiting pin 8 for preventing the swing amplitude of the fine screening cabin from being overlarge is arranged below the lower end of the distributing board 5, a feed roller 9 is movably arranged between the inner walls of the front side and the rear side of the fine screening cabin 102, the blanking roller 9 is composed of two horizontal roller bodies with tangential outer circumferences and is positioned below the lower end of the distributing plate 5, the blanking roller 9 can further squeeze and crush molding sand fine materials conveyed by the distributing plate 5, the doped fine caking content is effectively reduced, the dispersion is more sufficient, a first inclined magnetic plate 10 is arranged below the blanking roller 9, a second magnetic plate 12 opposite to the first inclined plate is arranged below the first magnetic plate 10, residual metal impurities are adsorbed and removed by the molding sand in the sliding process of the first magnetic plate 10 and the second magnetic plate 12, a grinding roller 11 is further arranged above the lower end of the first magnetic plate 10, the grinding roller 11 grinds and disperses the molding sand processed by the blanking roller 9 again, the molding sand is ensured not to contain caking any more, and a discharge port 105 is formed in the side wall of the shell 1 which is in contact with the lower end of the second magnetic plate 12.
The coarse crushing cabin 103 upper end is provided with horizontal first pivot 13 in first feed opening 104 exit, install a plurality of crushing blade 14 so that carry out preliminary crushing to the sand caking on the first pivot 13, be located crushing blade 14 below and be provided with hopper 15, hopper 15 is connected with screening section of thick bamboo 17 downwards through unloading pipe 16, screening section of thick bamboo 17 bottom is connected with casing 1 through support 21, evenly offer the screening hole 1701 that is used for the ejection of compact on the screening section of thick bamboo 17 body and inside be equipped with vertical second pivot 18, cross mounting bracket 19 is installed to second pivot 18 upper and lower both ends symmetry, movable mounting has four crushing rollers 20 between two cross mounting brackets 19, crushing roller 20 contacts with screening section of thick bamboo 17 inner wall, be located screening section of thick bamboo 17 below and be provided with inclined slide plate 22, casing 1 has seted up second feed opening 106 on the contact position with slide plate 22 bottom, second feed opening 106 export side is provided with transfer box 3, transfer box 3 installs in casing 1 outside and is connected with feed pipe 4, the feed pipe 4 other end links to each other with casing 1 top, be equipped with horizontal leaf in the horizontal section of thick bamboo 401 is equipped with vertical section of thick bamboo 402.
The invention discloses a casting sand recycling device which comprises the following components in part by weight:
the molding sand after casting enters the shell from the feeding opening, the molding sand with smaller caking grain diameter or non-caking molding sand directly slides down along the distributing plate, passes through the discharging roller and the multiple rolling of the rolling roller, so that the dispersion degree is higher, the first magnetic plate and the second magnetic plate can effectively adsorb metal impurities doped in the molding sand, the blocking with larger grain diameter can press the distributing plate to enable the distributing plate to rotate, the molding sand enters the coarse crushing cabin along the first discharging opening, is primarily crushed by the crushing blade after entering the coarse crushing cabin, falls into the screening cylinder through the material receiving hopper to be further crushed through the rolling roller, improves the dispersion degree of the molding sand, flows out of the screening hole under the extrusion of the rolling roller, then enters the transfer box through the material sliding plate, is conveyed into the fine screen cabin under the action of the leaf dragon, and is treated by the discharging roller, the rolling roller and the magnetic plate, and the molding sand after the treatment is uniformly discharged from the discharging opening. .
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (2)
1. The molding sand recycling device for casting comprises a shell, wherein a feeding opening is formed in the top of the shell, a discharging roller and a screening cylinder are arranged in the shell, a plurality of crushing rollers are movably arranged in the screening cylinder, the molding sand recycling device is characterized in that the interior of the shell is divided into a fine screening cabin and a coarse screening cabin by a vertical partition plate, a material separating plate is movably arranged above the discharging roller, two magnetic plates with opposite inclination directions are sequentially arranged below the discharging roller, a material transferring box is arranged outside the coarse screening cabin on the shell, and the material transferring box is connected to the fine screening cabin through a material transferring pipe;
the material dividing plate is arranged in the fine screening cabin through the rotating base and is in an inclined state, and a reset spring is connected between the material dividing plate and the rotating base; the higher end of the material dividing plate faces the coarse crushing cabin, a limiting pin is arranged below the lower end of the material dividing plate, and a first blanking opening is formed in the position, corresponding to the higher end of the material dividing plate, of the partition plate; the coarse crushing cabin is provided with a plurality of crushing blades at the outlet of the first feed opening, a material receiving hopper is arranged below the crushing blades, and the material receiving hopper is communicated with the screening cylinder; screening holes are uniformly formed in the screening cylinder, cross mounting frames are symmetrically arranged in the screening cylinder, and the crushing rollers are movably arranged on the cross mounting frames; the screening section of thick bamboo below is provided with the sliding plate of slope, the casing has seted up the second feed opening on the position that corresponds with the lower end of sliding plate, the second feed opening is linked together with the transfer box.
2. The sand reclamation apparatus for casting as recited in claim 1, wherein a roller is provided above one of the magnetic plates, and the housing is provided with a discharge port at a position corresponding to a lower end of the other magnetic plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111065639.4A CN113787167B (en) | 2021-09-13 | 2021-09-13 | Molding sand recycling device for casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111065639.4A CN113787167B (en) | 2021-09-13 | 2021-09-13 | Molding sand recycling device for casting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113787167A CN113787167A (en) | 2021-12-14 |
| CN113787167B true CN113787167B (en) | 2023-07-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111065639.4A Active CN113787167B (en) | 2021-09-13 | 2021-09-13 | Molding sand recycling device for casting |
Country Status (1)
| Country | Link |
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| CN (1) | CN113787167B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117000946B (en) * | 2023-10-07 | 2024-01-19 | 新乡市长城铸钢有限公司 | Molding sand production device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109014029A (en) * | 2018-07-18 | 2018-12-18 | 安徽思源三轻智能制造有限公司 | It is a kind of casting processing in molding sand recycling use crushing device |
| CN109014032A (en) * | 2018-07-18 | 2018-12-18 | 安徽思源三轻智能制造有限公司 | A kind of screening plant of casting sand |
| CN210498224U (en) * | 2019-09-12 | 2020-05-12 | 江苏黑金机械有限公司 | Molding sand recovery unit is used in outer frame casting of generator housing buffer block |
| CN212524474U (en) * | 2020-05-27 | 2021-02-12 | 洛阳凯林铸材有限公司 | A circulation crushing and screening machine for producing precious pearl sand |
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2021
- 2021-09-13 CN CN202111065639.4A patent/CN113787167B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN113787167A (en) | 2021-12-14 |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A device for recycling and processing molding sand for casting Effective date of registration: 20231103 Granted publication date: 20230718 Pledgee: Hanshan Tongda Financing Guarantee Co.,Ltd. Pledgor: MAANSHAN SANCHUAN MACHINERY MANUFACTURING Co.,Ltd. Registration number: Y2023980064222 |
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