CN112473953A - Feed preparation refines device - Google Patents

Feed preparation refines device Download PDF

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Publication number
CN112473953A
CN112473953A CN202011223810.5A CN202011223810A CN112473953A CN 112473953 A CN112473953 A CN 112473953A CN 202011223810 A CN202011223810 A CN 202011223810A CN 112473953 A CN112473953 A CN 112473953A
Authority
CN
China
Prior art keywords
refining
bin
motor
feed
motor housing
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
CN202011223810.5A
Other languages
Chinese (zh)
Inventor
刘长征
刘长顺
崔云河
刘青援
刘源广
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.)
Shandong Lihe Forage Technology Co ltd
Original Assignee
Shandong Lihe Forage Technology 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 Shandong Lihe Forage Technology Co ltd filed Critical Shandong Lihe Forage Technology Co ltd
Priority to CN202011223810.5A priority Critical patent/CN112473953A/en
Publication of CN112473953A publication Critical patent/CN112473953A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C19/00Other disintegrating devices or methods
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23NMACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
    • A23N17/00Apparatus specially adapted for preparing animal feeding-stuffs
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23NMACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
    • A23N17/00Apparatus specially adapted for preparing animal feeding-stuffs
    • A23N17/007Apparatus specially adapted for preparing animal feeding-stuffs for mixing feeding-stuff components
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F29/00Mixers with rotating receptacles
    • B01F29/60Mixers with rotating receptacles rotating about a horizontal or inclined axis, e.g. drum mixers
    • B01F29/62Mixers with rotating receptacles rotating about a horizontal or inclined axis, e.g. drum mixers without bars, i.e. without mixing elements; characterised by the shape or cross section of the receptacle, e.g. of Y-, Z-, S- or X- shape; with cylindrical receptacles rotating about an axis at an angle to their longitudinal axis
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00Other mixers; Mixing plants; Combinations of mixers
    • B01F33/80Mixing plants; Combinations of mixers
    • B01F33/83Mixing plants specially adapted for mixing in combination with disintegrating operations
    • B01F33/831Devices with consecutive working receptacles, e.g. with two intermeshing tools in one of the receptacles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00Other mixers; Mixing plants; Combinations of mixers
    • B01F33/80Mixing plants; Combinations of mixers
    • B01F33/836Mixing plants; Combinations of mixers combining mixing with other treatments
    • B01F33/8361Mixing plants; Combinations of mixers combining mixing with other treatments with disintegrating
    • B01F33/83613Mixing plants; Combinations of mixers combining mixing with other treatments with disintegrating by grinding or milling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/181Preventing generation of dust or dirt; Sieves; Filters
    • B01F35/187Preventing generation of dust or dirt; Sieves; Filters using filters in mixers, e.g. during venting
    • 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
    • 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
    • B02C23/16Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/28Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
    • 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
    • B02C23/16Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
    • B02C2023/165Screen denying egress of oversize material

Abstract

The invention discloses a feed preparation refining device which comprises a refining bin, supporting legs, side supporting plates, supporting columns, a feeding port, a material mixing device and a crushing refining device, wherein the supporting legs are uniformly arranged below the bottom wall of the refining bin, the side supporting plates are arranged on the outer side wall of the refining bin, the supporting columns are arranged at two ends of the top wall of the refining bin, the feeding port is arranged on the top wall of the refining bin, the material mixing device is arranged at the joint of the supporting columns at two sides, and the crushing refining device is arranged in the refining bin. The invention belongs to the technical field of feed processing, and particularly relates to a feed preparation refining device which can be used for grinding and refining feed raw materials after the feed raw materials are fully mixed, and is high in working efficiency, time-saving and labor-saving.

Description

Feed preparation refines device
Technical Field
The invention belongs to the technical field of feed processing, and particularly relates to a feed preparation refining device.
Background
The term "feed" is a general term for food of all human-raised animals, and in a narrow sense, a general feed mainly refers to food of agricultural or animal-raised animals. The feed comprises more than ten kinds of feed raw materials such as soybean, soybean meal, corn, fish meal, amino acid, miscellaneous meal, additives, whey powder, grease, meat and bone meal, grains, sweet sorghum and the like. Generally, only plant feeds are referred to as feeds, and these feeds include grasses, various grains, tubers, roots, and the like. The feed is provided by scientific experiments and summary practices, so the feed has certain scientificity and is an important nutrient for scientifically raising livestock. The fodder mostly needs mix the feed ingredient before preparing and smashes to refine and grind, and current fodder is smashed, and mixing arrangement adds the raw materials through artifical intermittent type mostly, and degree of automation is low, needs to consume a large amount of labours. Therefore, the feed preparation refining device provided by the invention can be used for grinding and refining the feed raw materials after the feed raw materials are fully mixed, is high in working efficiency and is time-saving and labor-saving.
Disclosure of Invention
In order to solve the problems, the invention provides the feed preparation refining device which utilizes the mixing device to fully mix the feed raw materials, then the feed raw materials enter the refining bin to be crushed and refined by the crushing and refining device, the working efficiency is high, and the time and the labor are saved.
In order to realize the functions, the technical scheme adopted by the invention is as follows: a feed preparation refining device comprises a refining bin, supporting legs, side supporting plates, supporting columns, a feeding hole, a mixing device and a crushing refining device, wherein the supporting legs are uniformly arranged below the bottom wall of the refining bin to play a role of fixing and supporting and improve the stability of the device; the grinding refining device comprises a motor shell I, a rotating motor, a coupling shaft, a lifting cylinder, a grinding roller, a filter plate, a protective shell and a vibrating motor, wherein the motor shell I is embedded in the top wall of the refining bin, the rotating motor is arranged in the motor shell I, the output end of the rotating motor penetrates through the bottom wall of the motor shell and the top wall of the refining bin, the coupling shaft is connected to the output end of the rotating motor, the coupling shaft is in an L-shaped structure, the lifting cylinder is arranged below the end part of the coupling shaft far away from the rotating motor, the grinding roller is arranged below the lifting cylinder, the filter plate is arranged on the inner side wall of the refining bin, the protective shell is embedded on the side wall of the refining bin, the vibrating motor is arranged in the protective shell, the output end of the vibrating motor penetrates through the side wall of the protective shell and the side wall of the refining bin to be connected to, thereby make the rotatory area that pulverizes of the roller of pulverizing under the lift cylinder bigger, the lift cylinder can drive and pulverize the roller and go up and down to conveniently control and pulverize the roller and pulverize the fodder on to the filter plate, pulverize the fodder that refines and filter out from the filter plate, the fodder that does not fully refine is stayed and is continuously pulverized and refines on aluminum plate, vibrating motor drives the filter plate vibration, conveniently filters out the fodder after refining, prevents simultaneously that the fodder from blockking up the hole on the filter plate, influences the use.
Further, the compounding device includes pivot, blending bunker, pouring hole, motor housing two, driving motor and drive belt, the pivot tip is rotatable to be run through both sides support column, the junction of both sides pivot is located to the blending bunker, the pouring hole is located on the blending bunker lateral wall, motor housing two is located on the collateral branch backup pad, driving motor locates in the motor housing two, drive belt one end is run through two roof of motor housing and is connected in the driving motor output, the drive belt other end is connected in the pivot, and driving motor passes through the drive pivot of drive belt and rotates to the pivot drives the blending bunker and rotates, makes the continuous rotation of the feed ingredient in the blending bunker mix.
Further, be equipped with the discharge gate on refining the storehouse bottom wall, be equipped with the stock guide in refining the storehouse, stock guide one end is connected in refining the storehouse inside wall, the stock guide other end is connected in the discharge gate top, pulverizes the fodder after refining and filters to the stock guide from the filter plate, and the stock guide will refine the fodder and transmit discharge gate department, is convenient for collect the fodder that refines.
Furthermore, can dismantle on the pouring hole and be equipped with sealed lid, when the compounding, prevent that the fodder from spilling and leaking away from pouring hole department.
Furthermore, the material pouring port and the material inlet are on the same vertical line, so that the mixed feed is poured into the refining bin conveniently.
The invention adopts the structure to obtain the following beneficial effects: the feed preparation refining device provided by the invention has the advantages that through the arrangement of the material mixing device, the driving motor drives the rotating shaft to rotate through the driving belt, so that the rotating shaft drives the material mixing bin to rotate, the feed raw materials in the material mixing bin are continuously rotated and mixed, through the arrangement of the crushing refining device, the rotating motor drives the linking shaft to rotate, the linking shaft drives the lifting cylinder to rotate eccentrically and circularly, so that the rotary crushing area of the crushing roller below the lifting cylinder is larger, the lifting cylinder can drive the crushing roller to lift, so that the crushing roller can be conveniently controlled to crush the feed on the filter plate, the crushed and refined feed is filtered out from the filter plate, the feed which is not fully refined is remained on the aluminum plate to be continuously crushed and refined, the vibrating motor drives the filter plate to vibrate, the refined feed is conveniently filtered out, meanwhile, the feed is prevented from blocking holes on the filter plate and influencing the use, through the arrangement of the guide plate, the, the feed after the stock guide will refine is transmitted discharge gate department, is convenient for collect the fodder that refines.
Drawings
FIG. 1 is an overall structure diagram of a feed preparation refining device according to the present invention;
FIG. 2 is a structural diagram of a crushing and refining device of the feed preparation and refining device of the present invention.
The device comprises a refining bin 1, a refining bin 2, supporting legs 3, side supporting plates 4, supporting columns 5, a feeding hole 6, a mixing device 7, a grinding refining device 8, a motor shell I, a motor 9, a rotating motor 10, a linkage shaft 11, a lifting cylinder 12, a grinding roller 13, a filter plate 14, a protective shell 15, a vibrating motor 16, a rotating shaft 17, a mixing bin 18, a material pouring hole 19, a motor shell II, a motor shell 20, a driving motor 21, a driving belt 22, a discharging hole 23, a material guide plate 24 and a sealing cover.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1-2, the feed preparation refining device of the invention comprises a refining bin 1, supporting legs 2, side supporting plates 3, supporting columns 4, a feeding port 5, a mixing device 6 and a crushing refining device 7, wherein the supporting legs 2 are uniformly arranged below the bottom wall of the refining bin 1, the side supporting plates 3 are arranged on the outer side wall of the refining bin 1, the supporting columns 4 are arranged at two ends of the top wall of the refining bin 1, the feeding port 5 is arranged on the top wall of the refining bin 1, the mixing device 6 is arranged at the joint of the supporting columns 4 at two sides, and the crushing refining device 7 is arranged in the refining bin 1; the crushing and refining device 7 comprises a motor shell I8, a rotating motor 9, a linkage shaft 10, a lifting cylinder 11, a crushing roller 12, a filter plate 13, a protective shell 14 and a vibrating motor 15, the first motor shell 8 is embedded in the top wall of the refining bin 1, the rotating motor 9 is arranged in the first motor shell 8, the output end of the rotating motor 9 penetrates through the bottom wall of the first motor shell 8 and the top wall of the refining bin 1, the linkage shaft 10 is connected with the output end of the rotating motor 9, the linkage shaft 10 is arranged in an L-shaped structure, the lifting cylinder 11 is arranged below the end part of the linkage shaft 10 far away from the rotating motor 9, the grinding roller 12 is arranged below the lifting cylinder 11, the filter plate 13 is arranged on the inner side wall of the refining bin 1, the protective shell 14 is embedded on the side wall of the refining bin 1, the vibrating motor 15 is arranged in the protective shell 14, the output end of the vibrating motor 15 penetrates through the side wall of the protective shell 14 and the side wall of the refining bin 1 and is connected with the filter plate 13.
The mixing device 6 comprises a rotating shaft 16, a mixing bin 17, a material pouring port 18, a second motor shell 19, a driving motor 20 and a driving belt 21, the end part of the rotating shaft 16 can rotatably penetrate through supporting columns 4 on two sides, the mixing bin 17 is arranged at the joint of the rotating shafts 16 on two sides, the material pouring port 18 is arranged on the side wall of the mixing bin 17, the second motor shell 19 is arranged on the side supporting plate 3, the driving motor 20 is arranged in the second motor shell 19, one end of the driving belt 21 penetrates through the top wall of the second motor shell 19 and is connected to the output end of the driving motor 20, and the other end of the driving belt 21.
A discharge port 22 is arranged on the bottom wall of the refining bin 1, a material guide plate 23 is arranged in the refining bin 1, one end of the material guide plate 23 is connected to the inner side wall of the refining bin 1, and the other end of the material guide plate 23 is connected to the top end of the discharge port 22.
The material pouring opening 18 is detachably provided with a sealing cover 24.
The material pouring opening 18 and the material inlet opening 5 are on the same vertical line.
When the device is used, feed raw materials are poured into the mixing bin 17 from the pouring port 18, the driving motor 20 is started after the sealing cover 24 is covered, the driving motor 20 drives the rotating shaft 16 to rotate through the driving belt 21, so that the rotating shaft 16 drives the mixing bin 17 to rotate, the feed raw materials in the mixing bin 17 are continuously rotated and mixed, after the feed is mixed, the pouring port 18 is rotated right above the feeding port 5, the sealing cover 24 is opened, the mixed feed enters the refining bin 1 from the feeding port 5, the rotating motor 9 and the lifting cylinder 11 are started, the rotating motor 9 drives the linkage shaft 10 to rotate, the linkage shaft 10 drives the lifting cylinder 11 to rotate eccentrically, so that the rotary grinding area of the grinding roller 12 below the lifting cylinder 11 is larger, the lifting cylinder 11 controls the grinding roller 12 to descend, the grinding roller 12 grinds the feed on the filter plate 13, and the refined feed is filtered from the filter plate 13, the vibrating motor 15 drives the filter plate 13 to vibrate, the refined feed is filtered out, the crushed and refined feed is filtered from the filter plate 13 to the guide plate 23, and the guide plate 23 transmits the refined feed to the discharge hole 22.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (5)

1. A fodder is prepared and is refined device which characterized in that: the refining bin comprises a refining bin, supporting legs, side supporting plates, supporting columns, a feeding port, a mixing device and a crushing and refining device, wherein the supporting legs are uniformly arranged below the bottom wall of the refining bin; pulverize and refine the device and include motor housing one, rotating electrical machines, interlock axle, lift cylinder, smash roller, filter plate, protecting sheathing and vibrating motor, motor housing one inlays to be located and refines the storehouse roof, rotating electrical machines locates in motor housing one, the rotating electrical machines output runs through a motor housing diapire and refines the storehouse roof setting, interlock hub connection is in the rotating electrical machines output, the interlock axle sets up for L type structure, the lift cylinder is located under the tip that rotating electrical machines was kept away from to the interlock axle, smash the roller and locate under the lift cylinder, the filter plate is located and is refined on the storehouse inside wall, protecting sheathing inlays to be located and refines on the storehouse lateral wall, vibrating motor locates in the protecting sheathing, the vibrating motor output runs through the protecting sheathing lateral wall and refines the storehouse lateral wall and connect in the filter plate.
2. The feed preparation and refinement device as claimed in claim 1, wherein: the compounding device includes pivot, blending bunker, pouring hole, motor housing two, driving motor and drive belt, the rotatable both sides support column that runs through of pivot tip, the junction of both sides pivot is located to the blending bunker, the pouring hole is located on the blending bunker lateral wall, motor housing two is located on the collateral branch backup pad, driving motor locates in motor housing two, two roof of motor housing are run through to drive belt one end and are connected in the driving motor output, the drive belt other end is connected in changeing.
3. The feed preparation and refinement device as claimed in claim 2, wherein: the refining bin is characterized in that a discharge port is formed in the bottom wall of the refining bin, a material guide plate is arranged in the refining bin, one end of the material guide plate is connected to the inner side wall of the refining bin, and the other end of the material guide plate is connected to the top end of the discharge port.
4. The feed preparation and refinement device as claimed in claim 3, wherein: and a sealing cover is detachably arranged on the material pouring opening.
5. The feed preparation and refinement device as claimed in claim 4, wherein: the material pouring port and the material inlet are on the same vertical line.
CN202011223810.5A 2020-11-05 2020-11-05 Feed preparation refines device Pending CN112473953A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011223810.5A CN112473953A (en) 2020-11-05 2020-11-05 Feed preparation refines device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011223810.5A CN112473953A (en) 2020-11-05 2020-11-05 Feed preparation refines device

Publications (1)

Publication Number Publication Date
CN112473953A true CN112473953A (en) 2021-03-12

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ID=74928312

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011223810.5A Pending CN112473953A (en) 2020-11-05 2020-11-05 Feed preparation refines device

Country Status (1)

Country Link
CN (1) CN112473953A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070119994A1 (en) * 2005-11-09 2007-05-31 Suncor Energy Inc. Method and apparatus for creating a slurry
CN206676431U (en) * 2017-04-18 2017-11-28 现代(三河)工程塑料有限公司 A kind of anti-disintegrating apparatus for melting function
CN207533332U (en) * 2017-10-13 2018-06-26 辽宁农业职业技术学院 A kind of straw berry tomato breaker
CN108325835A (en) * 2017-12-26 2018-07-27 共同科技开发有限公司 A kind of feed formulation device for thinning
CN211707035U (en) * 2019-11-14 2020-10-20 重庆汉信新型建材有限公司 Breaker is used in concrete production

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070119994A1 (en) * 2005-11-09 2007-05-31 Suncor Energy Inc. Method and apparatus for creating a slurry
CN206676431U (en) * 2017-04-18 2017-11-28 现代(三河)工程塑料有限公司 A kind of anti-disintegrating apparatus for melting function
CN207533332U (en) * 2017-10-13 2018-06-26 辽宁农业职业技术学院 A kind of straw berry tomato breaker
CN108325835A (en) * 2017-12-26 2018-07-27 共同科技开发有限公司 A kind of feed formulation device for thinning
CN211707035U (en) * 2019-11-14 2020-10-20 重庆汉信新型建材有限公司 Breaker is used in concrete production

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
张泾生: "《现代选矿技术手册 第1册 破碎筛分与磨矿分级》", 31 March 2016 *

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Application publication date: 20210312

RJ01 Rejection of invention patent application after publication