CN114146764A - Multi-mode processing intelligent sand making machine - Google Patents

Multi-mode processing intelligent sand making machine Download PDF

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Publication number
CN114146764A
CN114146764A CN202111317589.4A CN202111317589A CN114146764A CN 114146764 A CN114146764 A CN 114146764A CN 202111317589 A CN202111317589 A CN 202111317589A CN 114146764 A CN114146764 A CN 114146764A
Authority
CN
China
Prior art keywords
fixedly connected
outer housing
sand making
making machine
mode processing
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.)
Pending
Application number
CN202111317589.4A
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Chinese (zh)
Inventor
孙启祥
朱绳
马驰
孙法虎
肖永飞
郭培全
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zaozhuang Xinjinshan Intelligent Equipment Co ltd
Original Assignee
Zaozhuang Xinjinshan Intelligent Equipment Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zaozhuang Xinjinshan Intelligent Equipment Co ltd filed Critical Zaozhuang Xinjinshan Intelligent Equipment Co ltd
Priority to CN202111317589.4A priority Critical patent/CN114146764A/en
Publication of CN114146764A publication Critical patent/CN114146764A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00Crushing or disintegrating by roller mills
    • B02C4/02Crushing or disintegrating by roller mills with two or more rollers
    • B02C4/08Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/10Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00Crushing or disintegrating by roller mills
    • B02C4/28Details
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00Crushing or disintegrating by roller mills
    • B02C4/28Details
    • B02C4/40Detachers, e.g. scrapers

Abstract

The invention discloses an intelligent sand making machine with multi-mode processing, and relates to the technical field of sand making. The inside fixedly connected with system sand device of outer housing, the inside below fixedly connected with sieving mechanism of outer housing, the sieving mechanism includes the inside below fixed connection's of outer housing stand, the horizontal spout has been seted up to the inside horizontal spout that has seted up of backup pad, sliding connection has the slide bar in the horizontal spout, cam and round wheel cooperation, the inside one side fixedly connected with frid of outer housing, screening net one side fixedly connected with horizontal pole, horizontal pole one side fixedly connected with pulley, pulley and frid cooperation. The invention has simple structure and simple operation. The device mainly comprises system sand device and screening subassembly, and system sand device is provided with the dust brush, and to the man-hour of the great material of humidity, the adhesion thing on the crushing roller can be detached to the dust brush, guarantees system sand effect, and the screening subassembly can satisfy the higher system sand requirement of requirement, screens the processing to the grit.

Description

Multi-mode processing intelligent sand making machine
Technical Field
The invention relates to the technical field of sand making, in particular to an intelligent sand making machine with multi-mode processing.
Background
The sand making machine is widely used for producing artificial sand of metal and nonmetal ores, cement, refractory materials, abrasive materials, glass raw materials, building aggregates, artificial sand, cobbles, mountain stones (limestone, granite, basalt, diabase, andesite and the like), ore tailings, stone chips, building aggregates, road surface materials, bedding materials, asphalt concrete and cement concrete aggregates and finely crushing and coarsely grinding various metallurgical slags, and particularly has superiority to medium-hard, ultra-hard and abrasive materials such as silicon carbide, carborundum, sintered bauxite, magnesia and the like compared with other types of crushers. The hydraulic jaw crusher is matched with a hydraulic protective jaw crusher for use, and can treat various metallurgical slags. It is suitable for building sand and road building sand.
Current system sand machine function singleness can only carry out the rough machining to the building stones, and the grit granule of making has inhomogeneous condition, when the quality requirement of system sand is higher, can not satisfy the processing demand, and the intelligent system sand machine of a multi-mode processing of now urgent need can be according to the processing demand, adjustment processing mode promotes system sand quality.
Disclosure of Invention
The invention aims to provide an intelligent sand making machine with multi-mode processing, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a multi-mode processing intelligent sand making machine comprises an outer housing, wherein a sand making device is fixedly connected inside the outer housing, a screening device is fixedly connected below the inside of the outer housing, the screening device comprises a stand column fixedly connected below the inside of the outer housing, a supporting plate is fixedly connected at the upper end of the stand column, a horizontal sliding groove is formed in the supporting plate, a sliding rod is connected in the horizontal sliding groove in a sliding manner, a screening net is fixedly connected at one end of the sliding rod, which is positioned outside the horizontal sliding groove, a spring is fixedly connected in the horizontal sliding groove, the other end of the spring is fixedly connected at one end of the sliding rod, a rectangular groove is formed in the lower side of the supporting plate, a connecting rod is horizontally and slidably connected in the rectangular groove, one end of the connecting rod is fixedly connected to one side of the sliding rod, the other end of the connecting rod is rotatably connected with a round wheel, a first motor is fixedly connected above the supporting plate, and the output end of the first motor passes through a cam fixedly connected with the supporting plate, the cam is matched with the round wheel, one side of the inside of the outer housing is fixedly connected with a groove plate, one side of the screening net is fixedly connected with a cross rod, one side of the cross rod is fixedly connected with a pulley, and the pulley is matched with the groove plate.
As a further scheme of the invention: the sand making device comprises a motor and a telescopic rod, wherein the motor is symmetrically distributed on one side of the outer housing, the motor is symmetrically distributed, the output end of the motor penetrates through the middle of one side of the crushing roller, the outer housing is fixedly connected with the telescopic rod, the telescopic rod is symmetrically distributed, the other end of the telescopic rod is fixedly connected with a dust removing brush, and the dust removing brush is matched with the crushing roller.
As a still further scheme of the invention: the inside one side fixedly connected with swash plate of outer housing, the inside opposite side of outer housing rotates and is connected with the diaphragm, and the diaphragm is located the screening net top, and the diaphragm opposite side cooperates with the swash plate, the inside one side of outer housing rotates and is connected with the telescopic link, and the telescopic link other end rotates and connects in the diaphragm downside.
As a still further scheme of the invention: outer housing top fixedly connected with inlet pipe, the inlet pipe with crushing roller cooperation.
As a still further scheme of the invention: and discharge ports are formed in two sides of the outer housing.
Compared with the prior art, the invention has the beneficial effects that: the invention has simple structure and simple operation. The device mainly comprises system sand device and screening subassembly, and system sand device is provided with the dust brush, and to the man-hour of the great material of humidity, the adhesion thing on the crushing roller can be detached to the dust brush, guarantees system sand effect, and the screening subassembly can satisfy the higher system sand requirement of requirement, screens the processing to the grit.
Drawings
FIG. 1 is a schematic structural diagram of an intelligent sand making machine with multi-mode processing;
FIG. 2 is a schematic diagram of a side view structure of the intelligent sand making machine with multi-mode processing;
FIG. 3 is a schematic structural diagram of a supporting plate in the multi-mode processing intelligent sand making machine;
FIG. 4 is an enlarged schematic view of a section A of the intelligent sand making machine with multi-mode processing;
in the figure: 1. an outer casing; 2. a column; 3. a support plate; 4. a horizontal chute; 5. a slide bar; 6. screening a net; 7. a spring; 8. a rectangular groove; 9. a connecting rod; 10. a round wheel; 11. a first motor; 12. a cam; 13. a groove plate; 14. a cross bar; 15. a pulley; 16. a second motor; 17. a crushing roller; 18. a telescopic rod; 19. a dust removal brush; 20. a sloping plate; 21. a transverse plate; 22. a feed pipe; 23. and (4) a discharge port.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
The first embodiment is as follows: referring to fig. 1-4, an intelligent sand making machine with multi-mode processing comprises an outer housing 1, a sand making device is fixedly connected inside the outer housing 1, a screening device is fixedly connected below the inside of the outer housing 1, the screening device comprises an upright post 2 fixedly connected below the inside of the outer housing 1, a support plate 3 is fixedly connected to the upper end of the upright post 2, a first motor 11 is fixedly connected to the upper portion of the support plate 3, the output end of the first motor 11 penetrates through the support plate 3 and is fixedly connected with a cam 12, the first motor 11 rotates to drive the cam 12 to rotate, a horizontal sliding chute 4 is formed inside the support plate 3, a sliding rod 5 is slidably connected in the horizontal sliding chute 4, a screening net 6 is fixedly connected to one end of the sliding rod 5, a spring 7 is fixedly connected in the horizontal sliding chute 4, the other end of the spring 7 is fixedly connected to one end of the sliding rod 5, a rectangular chute 8 is formed on the lower side of the support plate 3, the inside horizontal sliding connection of rectangular channel 8 has connecting rod 9, and 9 one ends fixed connection of connecting rod are in slide bar 5 one side, and the other end of connecting rod 9 rotates and is connected with round wheel 10, and cam 12 rotates and drives round wheel 10 transverse motion, and round wheel 10 moves and drives the 5 horizontal reciprocating motion of slide bar with 9 fixed connection of connecting rod, and the 5 motion of slide bar drives screening net 6 vibrations of making a round trip, screens the grit of making.
The inside one side fixedly connected with frid 13 of housing 1, 6 one sides fixedly connected with horizontal pole 14 of screen 6, 14 one side fixedly connected with pulleys 15 of horizontal pole, pulleys 15 and frid 13 cooperation.
The sand making device comprises a motor 16 which is symmetrically distributed and fixedly connected with one side of the outer housing 1, a grinding roller 17 which is symmetrically distributed is rotatably connected with the inner part of the outer housing 1, the output end of the motor 16 penetrates through the middle part of the outer housing 1 and fixedly connected with one side of the grinding roller 17, and the motor 16 rotates to drive the grinding roller 17 to rotate to grind raw materials.
The inside fixedly connected with symmetric distribution's of housing shell 1 telescopic link 18, the 18 other end fixedly connected with dust removal brush 19 of telescopic link, dust removal brush 19 with crushing roller 17 cooperation, when the great raw materials of processing viscosity and humidity, easy adhesion leads to system sand efficiency to reduce on crushing roller 17, at this moment, starts telescopic link 18 and drives dust removal brush 19 and crushing roller 17 cooperation, detach the raw materials of adhesion on crushing roller 17, guarantees system sand quality.
The inside one side fixedly connected with swash plate 20 of housing shell 1, the inside opposite side of housing shell 1 rotates and is connected with diaphragm 21, and diaphragm 21 is located screening net 6 top, and diaphragm 21 opposite side and the cooperation of swash plate 20 when system sand requirement for quality are general, guarantee that diaphragm 21 is in the horizontality, and the grit made through system sand device directly falls on diaphragm 21, takes out by discharge gate 23, the inside one side of housing shell 1 rotates and is connected with telescopic link 18, and the telescopic link 18 other end rotates to be connected in diaphragm 21 downside, when needs system sand granule is even, starts telescopic link 18 and drives diaphragm 21 and rotate for diaphragm 21 slopes, and the grit falls into the sieving mechanism of below, screens the processing.
The feed pipe 22 is fixedly connected to the upper portion of the outer housing 1, and the feed pipe 22 is matched with the crushing roller 17.
And discharge holes 23 are formed in two sides of the outer housing 1.
Example two: referring to fig. 1-4, the present embodiment is a further improvement of the previous embodiment: the connection mode of the sloping plate 20 and the outer casing 1 is welding.
The working principle of the invention is as follows: when the sand making device is used, the second motor 16 is started, the second motor 16 rotates to drive the crushing roller 17 to rotate, raw materials are put into the sand making device through the feeding pipe 22, the crushing roller 17 makes the raw materials into fine particles and then falls on the transverse plate 21, when the humidity of the raw materials is high, the raw materials are easy to adhere to the crushing roller 17, the sand making efficiency is reduced, at the moment, the telescopic rod 18 is started, the dust removing brush 19 is adjusted to be matched with the crushing roller 17, and the raw materials adhering to the crushing roller 17 are removed. When sand needs to be further screened, the telescopic rod 18 is started, the transverse plate 21 is driven to rotate, the transverse plate 21 rotates to enable the sand above to fall onto the screening net 6, the motor 11 is started, the motor 11 rotates to drive the cam 12 to rotate, the cam 12 rotates to drive the round wheel 10 to transversely reciprocate, the round wheel 10 drives the connecting rod 9 to move, the connecting rod 9 drives the sliding rod 5 to move, the sliding rod 5 drives the screening net 6 to vibrate, the sand is screened, the screened sand is taken out from the discharge port 23, and different sand making requirements can be met.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. A multi-mode processing intelligent sand making machine comprises an outer housing; the sand making device is fixedly connected inside the outer housing, the screening device is fixedly connected below the inside of the outer housing and comprises a stand column fixedly connected below the inside of the outer housing, a support plate is fixedly connected to the upper end of the stand column, a horizontal sliding groove is formed in the support plate, a sliding rod is slidably connected in the horizontal sliding groove, a screening net is fixedly connected to one end, located outside the horizontal sliding groove, of the sliding rod, a spring is fixedly connected in the horizontal sliding groove, the other end of the spring is fixedly connected to one end of the sliding rod, a rectangular groove is formed in the lower side of the support plate, a connecting rod is horizontally slidably connected in the rectangular groove, one end of the connecting rod is fixedly connected to one side of the sliding rod, the other end of the connecting rod is rotatably connected with a round wheel, a first motor is fixedly connected above the support plate, the output end of the first motor penetrates through the support plate and is fixedly connected with a cam, the cam is matched with the round wheel, a groove plate is fixedly connected to one side inside the outer housing, one side of the screening net is fixedly connected with a cross rod, one side of the cross rod is fixedly connected with a pulley, and the pulley is matched with the groove plate.
2. The multi-mode processing intelligent sand making machine according to claim 1, is characterized in that the sand making device comprises a symmetrically distributed second motor fixedly connected to one side of the outer part of the outer housing, symmetrically distributed crushing rollers are rotatably connected to the inner part of the outer housing, the output end of the second motor penetrates through the outer housing and is fixedly connected to the middle part of one side of each crushing roller, symmetrically distributed telescopic rods are fixedly connected to the inner part of the outer housing, a dust removing brush is fixedly connected to the other end of each telescopic rod, and the dust removing brush is matched with the crushing rollers.
3. The multi-mode processing intelligent sand making machine according to claim 1, is characterized in that an inclined plate is fixedly connected to one side inside the outer housing, a transverse plate is rotatably connected to the other side inside the outer housing, the transverse plate is located above the screening net, the other side of the transverse plate is matched with the inclined plate, a telescopic rod is rotatably connected to one side inside the outer housing, and the other end of the telescopic rod is rotatably connected to the lower side of the transverse plate.
4. A multi-mode processing intelligent sand making machine according to any one of claims 1 to 3, wherein a feed pipe is fixedly connected above the outer housing, and the feed pipe is matched with the crushing roller.
5. The multi-mode processing intelligent sand making machine according to claim 1, wherein discharge ports are formed in two sides of the outer housing.
CN202111317589.4A 2021-11-09 2021-11-09 Multi-mode processing intelligent sand making machine Pending CN114146764A (en)

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CN202111317589.4A CN114146764A (en) 2021-11-09 2021-11-09 Multi-mode processing intelligent sand making machine

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Application Number Priority Date Filing Date Title
CN202111317589.4A CN114146764A (en) 2021-11-09 2021-11-09 Multi-mode processing intelligent sand making machine

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115069343A (en) * 2022-08-18 2022-09-20 江苏美田农业装备科技有限公司 Automatic change and be used for coarse grain screening and classifying reducing mechanism

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19619411A1 (en) * 1996-05-14 1997-11-20 Werner Zink Machine for treatment of mineral material e.g. stone for tiles
KR200447237Y1 (en) * 2009-08-17 2010-01-06 이희산 Flour pulverizer
CN206763096U (en) * 2017-06-04 2017-12-19 丁文海 A kind of agricultural uses agricultural chemicals reducing mechanism
CN107812697A (en) * 2017-10-12 2018-03-20 岳西县牌坊兴岳旅游发展有限公司 A kind of tea processing device
CN207357577U (en) * 2017-08-18 2018-05-15 侯俊峰 A kind of efficient Sand screen of architectural engineering
CN108144858A (en) * 2017-12-27 2018-06-12 潘立敏 A kind of agricultural vegetable seed after-treatment device
CN207505885U (en) * 2017-07-21 2018-06-19 云南彝云农业种植有限公司 A kind of radish peeling equipment
CN108839963A (en) * 2018-07-17 2018-11-20 合肥霞康电子商务有限公司 A kind of petroleum coke silo
CN209381209U (en) * 2018-12-25 2019-09-13 天津思迈德高分子科技股份有限公司 A kind of modified plastics pulverizer of safety and stability
CN211563097U (en) * 2019-11-07 2020-09-25 南昌华东化验设备制造有限公司 Crushing and screening integrated equipment for coal mine production and processing
CN211988853U (en) * 2018-08-09 2020-11-24 嘉兴恒峰伟业环境工程有限公司 Building rubbish crushing apparatus
CN213000174U (en) * 2020-07-16 2021-04-20 新化县天马建筑新材料科技有限公司 Sand-making stone-breaking device
CN213468609U (en) * 2020-11-07 2021-06-18 杭州竹海茶业有限公司 Sieving mechanism is used in black tea production and processing

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19619411A1 (en) * 1996-05-14 1997-11-20 Werner Zink Machine for treatment of mineral material e.g. stone for tiles
KR200447237Y1 (en) * 2009-08-17 2010-01-06 이희산 Flour pulverizer
CN206763096U (en) * 2017-06-04 2017-12-19 丁文海 A kind of agricultural uses agricultural chemicals reducing mechanism
CN207505885U (en) * 2017-07-21 2018-06-19 云南彝云农业种植有限公司 A kind of radish peeling equipment
CN207357577U (en) * 2017-08-18 2018-05-15 侯俊峰 A kind of efficient Sand screen of architectural engineering
CN107812697A (en) * 2017-10-12 2018-03-20 岳西县牌坊兴岳旅游发展有限公司 A kind of tea processing device
CN108144858A (en) * 2017-12-27 2018-06-12 潘立敏 A kind of agricultural vegetable seed after-treatment device
CN108839963A (en) * 2018-07-17 2018-11-20 合肥霞康电子商务有限公司 A kind of petroleum coke silo
CN211988853U (en) * 2018-08-09 2020-11-24 嘉兴恒峰伟业环境工程有限公司 Building rubbish crushing apparatus
CN209381209U (en) * 2018-12-25 2019-09-13 天津思迈德高分子科技股份有限公司 A kind of modified plastics pulverizer of safety and stability
CN211563097U (en) * 2019-11-07 2020-09-25 南昌华东化验设备制造有限公司 Crushing and screening integrated equipment for coal mine production and processing
CN213000174U (en) * 2020-07-16 2021-04-20 新化县天马建筑新材料科技有限公司 Sand-making stone-breaking device
CN213468609U (en) * 2020-11-07 2021-06-18 杭州竹海茶业有限公司 Sieving mechanism is used in black tea production and processing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115069343A (en) * 2022-08-18 2022-09-20 江苏美田农业装备科技有限公司 Automatic change and be used for coarse grain screening and classifying reducing mechanism

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Application publication date: 20220308