CN114377831A - A system is smashed in vibration for evaporating press aerated concrete product waste material - Google Patents

A system is smashed in vibration for evaporating press aerated concrete product waste material Download PDF

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Publication number
CN114377831A
CN114377831A CN202111586745.7A CN202111586745A CN114377831A CN 114377831 A CN114377831 A CN 114377831A CN 202111586745 A CN202111586745 A CN 202111586745A CN 114377831 A CN114377831 A CN 114377831A
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CN
China
Prior art keywords
aerated concrete
concrete product
product waste
autoclaved aerated
vibratory
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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.)
Granted
Application number
CN202111586745.7A
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Chinese (zh)
Other versions
CN114377831B (en
Inventor
欧阳崎
杨红章
叶丹玫
李伟鑫
梅光有
高荧位
卢恒
曾均
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.)
Guangxi Construction Engineering Group Construction Industry Investment Co ltd
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Guangxi Construction Engineering Group Construction Industry Investment Co ltd
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Priority to CN202111586745.7A priority Critical patent/CN114377831B/en
Publication of CN114377831A publication Critical patent/CN114377831A/en
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Publication of CN114377831B publication Critical patent/CN114377831B/en
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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
    • B02C21/00Disintegrating plant with or without drying of the material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/02Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft
    • B02C13/06Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft with beaters rigidly connected to the rotor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/26Details
    • B02C13/28Shape or construction of beater elements
    • B02C13/2804Shape or construction of beater elements the beater elements being rigidly connected to the rotor
    • 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
    • B02C19/20Disintegrating by grating
    • 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
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C25/00Control arrangements specially adapted for crushing or disintegrating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • B08B15/02Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area using chambers or hoods covering the area
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B5/00Cleaning by methods involving the use of air flow or gas flow
    • B08B5/04Cleaning by suction, with or without auxiliary action
    • 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
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/91Use of waste materials as fillers for mortars or concrete

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Crushing And Pulverization Processes (AREA)

Abstract

The invention discloses a vibration crushing system for autoclaved aerated concrete product waste, which comprises a vibration material shaking machine, a conveying belt, a crusher, a dust collection hood and a dust collector, wherein the vibration material shaking machine is arranged on the conveying belt; one end of the conveyor belt is distributed at a discharge port of the vibration material shaking machine, and the other end of the conveyor belt is distributed above a feeding port of the pulverizer; the dust hood is covered above the pulverizer, and the dust collector is connected with the dust hood. The invention has the advantages of obviously reducing the card probability, obviously improving the cleanliness of a workshop and the like.

Description

A system is smashed in vibration for evaporating press aerated concrete product waste material
Technical Field
The invention relates to the technical field of recycling of autoclaved aerated concrete product waste, in particular to a vibration crushing system for autoclaved aerated concrete product waste.
Background
The waste material of the autoclaved aerated concrete product is waste products caused by corner damage or cracks of the product in the processes of cutting, overturning and the like in the production process of the autoclaved aerated concrete product. The method aims at waste products which generally need to be recycled, the first step in the recycling of the raw materials is to crush product waste into sand grains which are used as raw materials of autoclaved aerated concrete products, wherein the grain size of the sand grains is required and cannot be too thin or too thick, but the autoclaved aerated concrete products are not only light and brittle, so that the conventional crushing device is easy to cause blocking, and most of crushed grains do not meet the grain size requirement of the raw materials and can only be poured. The problem of the card machine is also very outstanding, and the machine after often needing to die the card in time shuts down otherwise causes the machine to damage easily, still need clear away the waste material after shutting down simultaneously, still need dismantle the machine sometimes, then overhauls the back and restarts the start-up, not only troublesome poeration, work load are big and influence work efficiency greatly.
Disclosure of Invention
The invention provides a vibration crushing system with good crushing effect for autoclaved aerated concrete product waste aiming at the technical problems.
In order to achieve the purpose, the invention adopts the following technical scheme:
a vibration crushing system for autoclaved aerated concrete product waste comprises a vibration material shaking machine, a conveyor belt, a crusher, a dust collection cover and a dust collector; one end of the conveyor belt is distributed at a discharge port of the vibration material shaking machine, and the other end of the conveyor belt is distributed above a feeding port of the pulverizer; the dust hood is covered above the pulverizer, and the dust collector is connected with the dust hood. Furthermore, the pulverizer comprises a pulverizer body, wherein a material collecting groove is formed in the pulverizer body, centrifugal rotating buckets are distributed in the material collecting groove, and suspension type grinding tables are correspondingly distributed above the centrifugal rotating buckets; a hollow feeding port is axially formed in the middle of the suspension type grinding table, and rotary hammers are distributed in the feeding port; the centrifugal rotating hopper is of a horn-shaped structure made of a sieve plate, the lower part of the centrifugal rotating hopper is connected with the pulverizer body through a first rolling bearing, the upper part of the centrifugal rotating hopper is provided with a thickened convex ring, the thickened convex ring is made of wear-resistant materials, and the lower end of an inner cavity of the thickened convex ring is smoothly connected with the upper end of the centrifugal rotating hopper; the thickening convex ring is connected with the crusher body through a second rolling bearing.
Furthermore, the lower part of the suspension type grinding table is of a frustum structure, and two sides of the suspension type grinding table are provided with supporting arms.
Furthermore, the inner cavity of the thickening convex ring is a smooth surface or is provided with a plurality of cutting marks; the cutting mark is of a circle structure or a longitudinal strip structure.
Furthermore, the outer wall of the frustum structure of the suspension type grinding table is provided with a plurality of shear marks, and the shear marks are arranged into longitudinal strip structures or circle structures.
Further, the below of collecting the silo still is equipped with the blown down tank, the blown down tank is the annular and its bottom to a lopsidedness, and the material of being convenient for flows, and its lowest is equipped with gets the material mouth.
Further, a feeding hopper is arranged between the conveyor belt and the pulverizer.
Further, the conveyor belt is a V-shaped or U-shaped conveyor belt.
Further, the centrifugal rotating hopper is driven to rotate by a variable frequency motor; the control mode of the variable frequency motor is as follows: maintaining the high-speed rotation at 600-1500 rpm for 20-60 s, then decreasing the speed and maintaining the low-speed rotation at 0-400 rpm for 1-10 s, and so on.
Further, the control mode of the variable frequency motor is as follows: maintaining the high-speed rotation at 800-1200 rpm for 30-45 s, then decreasing the speed and maintaining the low-speed rotation at 0-80 rpm for 1-6 s, and so on.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the vibration material shaking machine is adopted for feeding, the material is slowly unloaded through vibration, and the material is conveyed by the conveying belt, so that the problem that the crusher is often jammed due to the feeding of the hook machine in the prior art is effectively solved. Meanwhile, the crusher is specially designed aiming at the characteristics of small density, light weight and brittleness of the autoclaved aerated concrete product waste, the hammering strength/density is reduced by adopting the mode that the hammer sheets of the rotary hammer are set to be smaller than those of a common rotary hammer or by reducing the rotating speed, and then the autoclaved aerated concrete product waste is subjected to primary hammering, so that excessive particles with too small fineness are generated after hammering like a traditional crusher due to excessive hammering is prevented, namely, the rotary hammer is subjected to primary hammering, and most of the particles with larger particle size are obtained; then fall into the centrifugation bottom of turning the fill, under the rotation drive of the centrifugation fill of turning, upward movement is done by the centrifugation to the granule that obtains through the preliminary hammering of rotatory hammer, simultaneously below required particle diameter (be less than the centrifugation and turn the granule of the sieve mesh on the sieve of fighting then by the sifting out, and the granule that the particle diameter is bigger then is driven the centrifugation and turns to the inner chamber of the thickening convex circle on fighting upper portion and by the frustum structure of suspension type roller table roller secondary crushing, granule after the breakage then falls, then sieve out from the sieve mesh of sieve, so obtain the granule of the overwhelming majority and be in within the scope of the required raw materials particle diameter of trade, show improvement waste recovery rate. The dust collection cover and the dust collector can adsorb the ultrafine dust, so that the cleanliness of the workshop is obviously improved. By adopting the frequency conversion control mode, the high yield of sand grains with the grain diameter reaching the standard can be realized, the dust pollution is effectively reduced, and the use effect is good.
Drawings
FIG. 1 is a schematic view of the combined structure of the present invention;
FIG. 2 is a schematic view showing the structure of the pulverizer of the present invention.
Detailed Description
As shown in fig. 1-2, a vibration crushing system for autoclaved aerated concrete product waste comprises a vibration material shaking machine 1, a conveyor belt 2, a crusher 5, a dust collection hood 4 and a dust collector 7; one end of the conveyor belt 2 is distributed at the discharge port of the vibrating material shaking machine 1, and the other end of the conveyor belt is distributed above the feeding port of the pulverizer 5; and a feeding hopper 3 is also arranged between the conveyor belt 2 and the pulverizer 5. The dust hood 4 is covered above the pulverizer, and the dust collector 7 is connected with the dust hood 4 through a pipeline 6. The conveyor belt 2 is a V-shaped or U-shaped conveyor belt. The crusher 5 comprises a crusher body, a material collecting groove 5-1 is formed in the crusher body, centrifugal rotating buckets 11 are distributed in the material collecting groove, and suspension type grinding tables 8 are correspondingly distributed above the centrifugal rotating buckets 11; the middle part of suspension type mill platform 8 is seted up the feed inlet 8-1 of fretwork in the axial, it has rotary hammer 10 to distribute in the feed inlet, of course, rotary hammer 10's hammer leaf compares on the conventional rubbing crusher hammer leaf quantity and is few, can be between 1/3 ~ 2/3 of conventional hammer leaf quantity, and certainly can also adjust through the rotational speed to the driving motor who drives rotary hammer 10, reduces its rotational speed to it can be understood as the preliminary hammering to the material here to tend to reduce this department to the transition crushing of material (produce too much particle size too thin granule promptly). The centrifugal rotating hopper 11 is of a horn-shaped structure made of a sieve plate, the aperture of a sieve pore 11-1 on the sieve plate is arranged according to the particle size of a required finished product, the lower part of the sieve pore is connected with the crusher body through a first rolling bearing 16, the upper part of the sieve pore is provided with a thickening convex ring 14, the thickening convex ring 14 is made of wear-resistant materials, the lower end of the inner cavity of the thickening convex ring is smoothly connected with the upper end of the centrifugal rotating hopper 11, and therefore the centrifugal rotating hopper 11 can smoothly transfer materials to the inner cavity of the thickening convex ring 14 in the rotating process; the thickening convex ring is connected with the crusher body through a second rolling bearing 13. The lower part of the centrifugal rotating bucket 11 is driven by a motor 15, and the motor 15 of the embodiment adopts a variable frequency motor. When the centrifugal rotary hopper is used, centrifugal screening and crushing (secondary crushing) are realized by high-speed rotation of the centrifugal rotary hopper 11 and large-mass inertia of the thickening convex ring 14, in order to ensure the crushing effect and prevent over-fine crushing, the installation gap between the suspension type rolling platform 8 and the centrifugal rotary hopper 11 is taken care of during assembly, the suspension type rolling platform 8 is of a frustum structure, namely, the structure is narrow at the lower part and wide at the upper part, the gap between the lower end of the suspension type rolling platform and the thickening convex ring 14 can be correspondingly adjusted and installed according to the block diameter generated by the adjusted primary hammering effect, the horizontal distance between the lower end of the suspension type rolling platform 8 and the thickening convex ring is preferably 3-30 mm, and the distance between the frustum structure and the upper end of the centrifugal rotary hopper 11 is preferably 3mm, 2mm or less than 1 mm; in order to obtain the required effect, the motor 15 may be regulated in speed, and certainly, the motor 15 may be controlled to perform high-speed and low-speed combined control, and a better technical effect may also be obtained by using the combined control, that is, the motor 15 rotates at a high speed for a period of time, then rotates at a low speed for a period of time, and then rotates at a high speed for a period of time, so as to perform reciprocating alternate combination, and the following control method is adopted in the specific control of this embodiment: the motor 15 keeps high-speed rotation for 20-60 s at 600-1500 rpm, then reduces the speed and keeps low-speed rotation for 1-10 s at 0-400 rpm, and the above steps are repeated and alternated. The specific high-speed rotation parameters may be 600rpm, 700rpm, 800rpm, 900rpm, 1000rpm, 1100rpm, 1200rpm, 1300rpm, 1400rpm, 1500rpm, etc., and specifically need to be adjusted according to the actual processing depth of the centrifugal rotating bucket 11 and the objective factors such as the effect of primary hammering, for example, when the axial section of the centrifugal rotating bucket 11 and the section of the side wall of the sieve plate and the horizontal bottom form an angle of 50 degrees, the control mode of the inverter motor may be preferably adopted as follows: maintaining the high-speed rotation at 800-1200 rpm for 30-45 s, then decreasing the speed and maintaining the low-speed rotation at 0-80 rpm for 1-6 s, and so on. The maintained rotation speed control and the maintained time directly influence the particle size stability, the quality and the product yield (the sand yield according with the particle size) of the finally obtained product. Because the crushed sand particles are required to be finally sieved before autoclaved aerated concrete products are produced, the sand particles which completely meet the particle size requirement are preferably selected, and then pulping and the like can be carried out. The lower part of the suspension type grinding table 8 is of a frustum structure, two sides of the suspension type grinding table are provided with supporting arms 9, and the suspension type grinding table is supported and fixed through the supporting arms 9. The inner cavity of the thickening convex ring 14 is a smooth surface or is provided with a plurality of cutting marks 12, and the cutting marks are mainly used for improving the grinding effect; the cutting mark is of a circle structure or a longitudinal strip structure. The outer wall of the frustum structure of the suspension type grinding table 8 is provided with a plurality of shear marks 8-3 so as to form a plurality of block cutting tables 8-2, and the shear marks are arranged into a longitudinal strip structure or a circular structure. The material collecting groove is characterized in that a discharge groove 5-2 is further arranged below the material collecting groove, the discharge groove is annular, the bottom of the discharge groove is inclined to one side, the material can flow out conveniently, and a material taking opening 5-3 is formed in the lowest position of the discharge groove.
The invention also realizes slow, continuous and uniform feeding by adopting a vibration feeding mode, ensures that the crusher is not blocked, effectively solves the problem of large dust amount in the crushing process by arranging the dust collecting and absorbing device, greatly improves the cleanliness of a workshop, and even reaches the dust-free workshop standard.

Claims (10)

1. The utility model provides a vibration crushing system for evaporating press aerated concrete product waste material which characterized in that: comprises a vibration material shaking machine, a conveyor belt, a crusher, a dust collection cover and a dust collector; one end of the conveyor belt is distributed at a discharge port of the vibration material shaking machine, and the other end of the conveyor belt is distributed above a feeding port of the pulverizer; the dust hood is covered above the pulverizer, and the dust collector is connected with the dust hood; the crusher comprises a crusher body, wherein a material collecting groove is formed in the crusher body, centrifugal rotating buckets are distributed in the material collecting groove, and suspension type grinding tables are correspondingly distributed above the centrifugal rotating buckets; the middle part of the suspension type grinding table is axially provided with a hollowed-out feeding port, and rotary hammers are distributed in the feeding port.
2. The vibratory comminution system for autoclaved aerated concrete product waste as in claim 1, wherein: the centrifugal rotating hopper is of a horn-shaped structure made of a sieve plate, the lower part of the centrifugal rotating hopper is connected with the pulverizer body through a first rolling bearing, the upper part of the centrifugal rotating hopper is provided with a thickened convex ring, the thickened convex ring is made of wear-resistant materials, and the lower end of an inner cavity of the thickened convex ring is smoothly connected with the upper end of the centrifugal rotating hopper; the thickening convex ring is connected with the crusher body through a second rolling bearing.
3. The vibratory comminution system for autoclaved aerated concrete product waste as in claim 1, wherein: the lower part of the suspension type grinding table is of a frustum structure, and two sides of the suspension type grinding table are provided with supporting arms.
4. The vibratory comminution system for autoclaved aerated concrete product waste as in claim 2, wherein: the inner cavity of the thickened convex ring is a smooth surface or is provided with a plurality of cutting marks; the cutting mark is of a circle structure or a longitudinal strip structure.
5. The vibratory comminution system for autoclaved aerated concrete product waste as in claim 3, wherein: the outer wall of the frustum structure of the suspension type grinding table is provided with a plurality of shear marks, and the shear marks are arranged into longitudinal strip structures or circle structures.
6. The vibratory comminution system for autoclaved aerated concrete product waste as in claim 1, wherein: the below of collecting the silo still is equipped with the blown down tank, the blown down tank is annular and its bottom to a lopsidedness, and the material of being convenient for flows, and its lowest is equipped with gets the material mouth.
7. The vibratory comminution system for autoclaved aerated concrete product waste as in claim 1, wherein: and a feeding hopper is also arranged between the conveyor belt and the pulverizer.
8. The vibratory comminution system for autoclaved aerated concrete product waste as in claim 1, wherein: the conveyer belt is a V-shaped or U-shaped conveyer belt.
9. The vibratory comminution system for autoclaved aerated concrete product waste as in claim 2, wherein: the centrifugal rotating hopper is driven to rotate by a variable frequency motor; the control mode of the variable frequency motor is as follows: maintaining the high-speed rotation at 600-1500 rpm for 20-60 s, then decreasing the speed and maintaining the low-speed rotation at 0-400 rpm for 1-10 s, and so on.
10. The vibration crushing system for the autoclaved aerated concrete product waste material according to claim 9, wherein the control mode of the variable frequency motor is as follows: maintaining the high-speed rotation at 800-1200 rpm for 30-45 s, then decreasing the speed and maintaining the low-speed rotation at 0-80 rpm for 1-6 s, and so on.
CN202111586745.7A 2021-12-23 2021-12-23 A system is smashed in vibration for evaporating press aerated concrete product waste material Active CN114377831B (en)

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CN202111586745.7A CN114377831B (en) 2021-12-23 2021-12-23 A system is smashed in vibration for evaporating press aerated concrete product waste material

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Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2055412U (en) * 1989-06-30 1990-04-04 江苏工学院 Self-segregation soya-bean milk machine
CN2250192Y (en) * 1996-03-11 1997-03-26 郑瑞台 Automatic residue separating machine for grinding rice and grinding bean
CN103008065A (en) * 2012-12-17 2013-04-03 徐州海伦农业科技有限公司 Centrifugal rolling powder mill
CN205217053U (en) * 2015-12-26 2016-05-11 吴锦涛 Processing apparatus for construction waste that can filter in advance
CN207204341U (en) * 2017-08-29 2018-04-10 遵义同兴源建材有限公司 A kind of combined type charging gear in the production for sandstone
CN108426756A (en) * 2018-05-15 2018-08-21 常州市金坛区农产品质量检验检测中心 A kind of differential speed change broken wall filtering all-in-one machine of fruits and vegetables sample homogenization
CN109499692A (en) * 2018-12-13 2019-03-22 长沙米淇仪器设备有限公司 A kind of vertebra shape attritor mill tank
CN110369033A (en) * 2019-07-16 2019-10-25 戴韵 A kind of industrial chemicals grinding drying unit
CN209791737U (en) * 2019-04-04 2019-12-17 西藏金珠雅砻藏药有限责任公司 Traditional chinese medicine rubbing crusher group
CN113083477A (en) * 2021-03-15 2021-07-09 胡伟峰 Drying granulation preparation system and preparation method of organic biological fertilizer

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2055412U (en) * 1989-06-30 1990-04-04 江苏工学院 Self-segregation soya-bean milk machine
CN2250192Y (en) * 1996-03-11 1997-03-26 郑瑞台 Automatic residue separating machine for grinding rice and grinding bean
CN103008065A (en) * 2012-12-17 2013-04-03 徐州海伦农业科技有限公司 Centrifugal rolling powder mill
CN205217053U (en) * 2015-12-26 2016-05-11 吴锦涛 Processing apparatus for construction waste that can filter in advance
CN207204341U (en) * 2017-08-29 2018-04-10 遵义同兴源建材有限公司 A kind of combined type charging gear in the production for sandstone
CN108426756A (en) * 2018-05-15 2018-08-21 常州市金坛区农产品质量检验检测中心 A kind of differential speed change broken wall filtering all-in-one machine of fruits and vegetables sample homogenization
CN109499692A (en) * 2018-12-13 2019-03-22 长沙米淇仪器设备有限公司 A kind of vertebra shape attritor mill tank
CN209791737U (en) * 2019-04-04 2019-12-17 西藏金珠雅砻藏药有限责任公司 Traditional chinese medicine rubbing crusher group
CN110369033A (en) * 2019-07-16 2019-10-25 戴韵 A kind of industrial chemicals grinding drying unit
CN113083477A (en) * 2021-03-15 2021-07-09 胡伟峰 Drying granulation preparation system and preparation method of organic biological fertilizer

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