CN112427111A - Fodder production is with multistage crushing equipment of meticulous screening scrap iron that removes - Google Patents

Fodder production is with multistage crushing equipment of meticulous screening scrap iron that removes Download PDF

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Publication number
CN112427111A
CN112427111A CN202011357659.4A CN202011357659A CN112427111A CN 112427111 A CN112427111 A CN 112427111A CN 202011357659 A CN202011357659 A CN 202011357659A CN 112427111 A CN112427111 A CN 112427111A
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CN
China
Prior art keywords
crushing
chamber
iron
assembly
processing chamber
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Application number
CN202011357659.4A
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Chinese (zh)
Inventor
郭庆文
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Individual
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Individual
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B02C18/08—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers
    • B02C18/12—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers with drive arranged below container
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23N—MACHINES 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
    • A23N17/00—Apparatus specially adapted for preparing animal feeding-stuffs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C19/00—Other disintegrating devices or methods
    • B02C19/22—Crushing mills with screw-shaped crushing means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary 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
    • B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary 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
    • B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/16—Separating 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00—Crushing or disintegrating by roller mills
    • B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00—Crushing or disintegrating by roller mills
    • B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
    • B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00—Crushing or disintegrating by roller mills
    • B02C4/28—Details
    • B02C4/32—Adjusting, applying pressure to, or controlling the distance between, milling members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00—Magnetic separation
    • B03C1/02—Magnetic separation acting directly on the substance being separated
    • B03C1/10—Magnetic separation acting directly on the substance being separated with cylindrical material carriers
    • B03C1/12—Magnetic separation acting directly on the substance being separated with cylindrical material carriers with magnets moving during operation; with movable pole pieces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00—Magnetic separation
    • B03C1/02—Magnetic separation acting directly on the substance being separated
    • B03C1/30—Combinations with other devices, not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary 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
    • B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/16—Separating 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
    • B02C2023/165—Screen denying egress of oversize material

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Crushing And Pulverization Processes (AREA)

Abstract

The invention relates to the technical field of feed crushing production, in particular to multistage crushing equipment for finely screening scrap iron removal for feed production, which comprises the following components: a processing chamber; feeding and crushing components; a primary crushing assembly; the screening assembly is positioned right below the primary crushing assembly; the iron scrap removing assembly is positioned right below the screening assembly; the fine crushing assembly is positioned at the bottom end of the processing chamber; the processing chamber is internally provided with: a feeding chamber; a first crushing chamber; a second crushing chamber; the iron chip removing assembly comprises: the iron scrap sucking mechanism is horizontally arranged in the first crushing chamber; the scrap iron sweeping mechanisms are arranged on two sides inside the processing chamber, and the multistage crushing equipment for finely screening and removing scrap iron for feed production improves the crushing effect on raw materials through multiple crushing operations, realizes a more sufficient crushing effect, can screen and separate the raw materials in the crushing process, can remove scrap iron contained in the raw materials, further improves the product quality, and improves the economic benefit.

Description

Fodder production is with multistage crushing equipment of meticulous screening scrap iron that removes
Technical Field
The invention relates to the technical field of feed crushing production, in particular to multistage crushing equipment for finely screening scrap iron in feed production.
Background
In vast rural areas of China, farmers breed sheep and cattle grazing or barn feeding, and feed the cattle and the sheep with pasture or straws directly or after simple mechanical processing, and then supplement some concentrated feeds. The traditional self-feeding mode can not meet the nutritional requirements of cattle and sheep, can not fully play the role of feed, and causes the waste of feed and straw resources and low production level of the breeding industry.
The existing raw materials such as straws and the like are required to be crushed into animal feed, the feed is screened in modes such as manual operation or mechanical operation, the crushing operation of the existing crushing equipment on the straws is mainly single crushing, the crushing operation is performed for a small part of straws and is performed for two times, the crushing effects on the raw materials of different types are different, the problems of uneven crushing, poor crushing effect and the like are easily caused, the existing screening is performed in modes such as a screen mesh, but the single screen mesh screening cannot separate substances such as scrap iron and the like in the raw materials, and the quality of the feed is reduced.
Therefore, there is a need for a multistage crushing device for fine screening and scrap iron removal for feed production, which solves the above problems.
Disclosure of Invention
For solving above-mentioned technical problem, a multistage crushing equipment of iron fillings is removed with meticulous screening to feed production is provided, this technical scheme has solved that raw and other materials such as current straw are made into animal feed and need carry out the breakage with the raw materials, and filter the fodder through modes such as manual work or machinery, and current crushing equipment is the single breakage to the crushing operation majority of straw, the minority is twice breakage, crushing effect to the raw and other materials of different grade type is different, it is inhomogeneous to produce the breakage easily, crushing effect scheduling problem not good, current screening is gone on through modes such as screen cloth, but material such as iron fillings in the raw and other can't be separated out in solitary screen cloth screening, thereby the quality scheduling problem of fodder has been reduced.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:
the utility model provides a fodder production is with multistage crushing equipment of iron fillings is removed in meticulous screening, includes:
a processing chamber;
the feeding and crushing assembly is arranged at the top end of the processing chamber and used for transmitting the crushed feed raw materials to the inside of the processing chamber;
the primary crushing assembly is arranged in the processing chamber, and the discharge end of the feeding and stirring assembly is communicated with the feeding end of the primary crushing assembly and is used for carrying out primary crushing operation on the stirred raw materials;
the screening assembly is arranged in the processing chamber, is positioned right below the primary crushing assembly and is used for screening the raw materials after primary crushing and removing larger impurities such as broken stones;
the iron scrap removing assembly is arranged in the processing chamber, is positioned right below the screening assembly and is used for removing iron scraps in the primarily crushed raw materials so as to ensure the purity of the feed;
the fine crushing assembly is arranged inside the processing chamber and positioned at the bottom end of the processing chamber and is used for performing finer crushing and grinding on the raw materials subjected to screening and scrap iron removal, so that the crushing effect is improved, and the quality of the feed is improved conveniently;
the processing chamber is internally provided with:
the feeding chamber is arranged at the top end of the processing chamber, and the feeding crushing assembly is arranged in the feeding chamber;
the primary crushing assembly, the screening assembly and the iron scrap removing assembly are all arranged in the first crushing chamber;
the second crushing chamber is arranged in the processing chamber and is positioned right below the first crushing chamber, and the fine crushing assembly is arranged in the second crushing chamber;
the iron chip removing assembly comprises:
the iron scrap absorbing mechanism is horizontally arranged in the first crushing chamber and is used for absorbing and cleaning iron scraps in the screened raw materials;
the iron scrap sweeping mechanism is arranged on two sides inside the processing chamber and used for clearing iron scraps sucked by the output end of the iron scrap sucking mechanism, so that the iron scrap sucking mechanism can continue to suck the iron scraps.
As a feed production is with multistage crushing equipment's of fine screening scrap iron removal preferred scheme, the magnet scrap mechanism includes:
the first rotating shaft is horizontally arranged in the processing chamber, two ends of the first rotating shaft are respectively in shaft connection with the side walls on two sides of the processing chamber, the middle part of the first rotating shaft penetrates through the side walls on two sides of the first crushing chamber, and the first rotating shaft is provided with a rotary driving ring gear;
the magnetic iron-attracting rotary drum is horizontally sleeved on the first rotating shaft, a through ring tooth groove meshed with the rotary driving ring tooth is formed in the magnetic iron-attracting rotary drum, and the magnetic iron-attracting rotary drum is arranged on the first rotating shaft in a sliding mode;
the first servo motor is horizontally arranged on the outer side wall of the processing chamber, and the output end of the first servo motor is fixedly connected with one end of the first rotating shaft.
As a fodder production removes an optimal scheme of multistage crushing equipment of iron fillings with meticulous screening, iron fillings sweeping mechanism includes:
the pushing cylinder is horizontally arranged on the outer side wall of the processing chamber and is used for providing driving force for the magnetic iron-attracting rotary drum to slide on the first rotary shaft;
the connecting disc is vertically arranged in the processing chamber and is fixedly connected with one end, close to the pushing cylinder, of the magnetic iron-attracting rotary drum;
the push rod is horizontally arranged in the processing chamber, one end of the push rod is fixedly connected with the output end of the pushing cylinder, and the other end of the push rod is fixedly connected with the side wall of the connecting disc;
the scraper blade is equipped with two, and the equal vertical fixed mounting of two scraper blades is in the processing chamber, and two scraper blades are located the both sides of first crushing room respectively, and the scraper blade is located the top of magnetism magnet rotary drum, and the bottom of scraper blade can be laminated with the lateral wall of magnetism magnet rotary drum.
As an optimized scheme of the multistage crushing equipment for finely screening and removing the scrap iron for feed production, the scrap iron sweeping mechanism further comprises scrap iron blanking frames, the scrap iron blanking frames are provided with two scrap iron blanking frames, the two scrap iron blanking frames are symmetrically and fixedly arranged inside the processing chamber along the vertical surface of the processing chamber, the scrap iron blanking frames are obliquely arranged, and the two scrap iron blanking frames are respectively positioned under the two scraping plates.
As a feed production is with multistage crushing equipment's that fine screening removed iron fillings preferred scheme, the broken subassembly is stirred in the pan feeding includes:
the second servo motor is vertically and fixedly arranged at the bottom end of the feeding chamber and is used for providing rotary driving force for the far-away crushing;
the second rotating shaft is vertically arranged in the feeding chamber, two ends of the second rotating shaft are respectively in shaft connection with the top end and the bottom end of the feeding chamber, and the output end of the second servo motor is fixedly connected with the bottom end of the second rotating shaft;
spiral cutting knife, vertical fixed cover is established in the second pivot for stir the raw materials of material loading in the pan feeding room garrulous, so that follow-up crushing work goes on, improve crushing effect.
As a feed production is with multistage crushing equipment's of fine screening scrap iron removal preferred scheme, elementary broken subassembly includes:
the two first crushing rollers are horizontally arranged on the upper half part of the inner side of the first crushing chamber, the axial direction of the first crushing rollers is consistent with the width direction of the processing chamber, and the two first crushing rollers are symmetrically arranged along the vertical surface of the first crushing chamber and are used for feeding and primarily crushing the raw materials crushed in the feeding and crushing assembly;
the two mounting supports are symmetrically arranged in the first crushing chamber along the vertical plane of the first crushing chamber, and the two first crushing rollers are respectively connected to the two mounting supports in a shaft manner;
two third servo motors are respectively and horizontally arranged on the two mounting supports, the two third servo motors are positioned on the same side of the outer side of the first crushing chamber, and the output end of each third servo motor is fixedly connected with one end of the first crushing roller;
and the spacing adjusting mechanism is used for controlling the spacing between the two first crushing rollers so as to control the size of the primarily crushed particles according to different raw materials.
As a fodder production is with multistage crushing equipment's of fine screening scrap iron removal preferred scheme, interval adjustment mechanism includes:
two distance adjusting rods are arranged, the two distance adjusting rods are respectively and horizontally and fixedly arranged on one sides, far away from each other, of the two mounting supports, and one ends of the distance adjusting rods are fixedly connected with the side wall of the first crushing chamber through bolts;
the mounting panel is fixed to be set up on one side lateral wall of first crushing room, and two installing support can gliding setting are equipped with on the mounting panel and supply the gliding spacing spout of installing support on the mounting panel.
As a feed production removes a preferred scheme of multistage crushing equipment of iron fillings with meticulous screening, the screening subassembly includes:
the vibrating screen is horizontally arranged in the first crushing chamber, is positioned right below the primary crushing assembly, and is fixedly connected with the inner wall of the first crushing chamber through an elastic connection port at two ends;
the vibrating motor is fixedly installed below the vibrating screen, and a discharging port used for discharging impurities such as broken stones is formed in the side wall of the first crushing chamber.
As a feed production is with multistage crushing equipment's of fine screening scrap iron removal preferred scheme, the fine crushing subassembly includes:
the fourth servo motor is horizontally arranged in the processing chamber and is used for providing driving force for the crushing operation of the fine crushing assembly;
the two second crushing rollers are horizontally arranged in the second crushing chamber, and the axial direction of the second crushing rollers is consistent with the width direction of the processing chamber and is used for further crushing the raw materials subjected to primary crushing;
and the gear transmission device is arranged on the side wall of the first crushing chamber, the output end of the second crushing roller is in transmission connection with the gear transmission device, and two output ends of the gear transmission device are in transmission connection with the same side of the two second crushing rollers respectively.
Compared with the prior art, the invention has the beneficial effects that:
according to the multistage crushing equipment for finely screening and removing the scrap iron for feed production, disclosed by the invention, the crushing effect on the raw materials is improved through multiple crushing operations, compared with the traditional crushing technology, the multistage crushing equipment can change the primary crushing effect according to different raw materials so as to realize a more sufficient crushing effect, can screen and separate the raw materials in the crushing process, can remove the scrap iron contained in the raw materials, further improves the product quality and improves the economic benefit.
Drawings
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a schematic perspective view of the iron filings removing assembly of the present invention;
FIG. 5 is a schematic perspective view of the material feeding and crushing assembly according to the present invention;
FIG. 6 is a perspective view of the primary crushing assembly of the present invention;
FIG. 7 is a schematic perspective view of a fine crushing assembly of the present invention;
FIG. 8 is a schematic perspective view of the primary crushing assembly and the screening assembly of the present invention;
FIG. 9 is a second perspective view of the iron filings removing assembly of the present invention;
the reference numbers in the figures are:
1-a processing chamber; 2-feeding and crushing component; 3-a primary crushing assembly; 4-a screening component; 5-an iron scrap removing component; 6-a fine crushing assembly; 7-a feeding chamber; 8-a first crushing chamber; 9-a second crushing chamber; 10-a first shaft; 11-rotating the drive ring gear; 12-a magnetically attractable drum; 13-a through ring tooth groove; 14-a first servomotor; 15-a push cylinder; 16-a connecting disc; 17-a push rod; 18-a scraper; 19-scrap iron blanking frame; 20-a second servo motor; 21-a second rotating shaft; 22-a helical cutter; 23-a first crushing roller; 24-mounting a support; 25-a third servo motor; 26-distance adjusting rod; 27-a mounting plate; 28-vibrating screen mesh; 29-a vibration motor; 30-a fourth servo motor; 31-a second crushing roller; 32-gear transmission.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
Referring to fig. 1-4, a multi-stage crushing device for fine screening scrap iron removal for feed production comprises:
a processing chamber 1;
the feeding and crushing assembly 2 is arranged at the top end of the processing chamber 1 and is used for transmitting the crushed feed raw materials to the inside of the processing chamber 1;
the primary crushing assembly 3 is arranged inside the processing chamber 1, and the discharge end of the feeding and stirring assembly 2 is communicated with the feeding end of the primary crushing assembly 3 and is used for carrying out primary crushing operation on the stirred raw materials;
the screening assembly 4 is arranged in the processing chamber 1, is positioned right below the primary crushing assembly 3, and is used for screening the raw materials after primary crushing and removing larger impurities such as broken stones;
the iron scrap removing assembly 5 is arranged in the processing chamber 1, is positioned right below the screening assembly 4 and is used for removing iron scraps in the primarily crushed raw materials so as to ensure the purity of the feed;
the fine crushing assembly 6 is arranged inside the processing chamber 1, is positioned at the bottom end of the processing chamber 1, and is used for performing finer crushing and grinding on the raw materials subjected to screening and scrap iron removal, so that the crushing effect is improved, and the quality of the feed is improved conveniently;
the processing chamber 1 is internally provided with:
the feeding chamber 7 is arranged at the top end of the processing chamber 1, and the feeding crushing assembly 2 is arranged in the feeding chamber 7;
the primary crushing assembly 3, the screening assembly 4 and the iron scrap removing assembly 5 are all arranged in the first crushing chamber 8;
a second crushing chamber 9 provided inside the processing chamber 1, directly below the first crushing chamber 8, the fine crushing assembly 6 being provided inside the second crushing chamber 9;
the iron chip removing assembly 5 includes:
the iron scrap absorbing mechanism is horizontally arranged in the first crushing chamber 8 and is used for absorbing and cleaning iron scraps in the screened raw materials;
the iron scrap sweeping mechanism is arranged on two sides inside the processing chamber 1 and used for clearing iron scraps sucked by the output end of the iron scrap sucking mechanism, so that the iron scrap sucking mechanism can continue to suck the iron scraps.
The iron scrap suction mechanism shown with reference to fig. 5 to 6 and 9 includes:
the first rotating shaft 10 is horizontally arranged in the processing chamber 1, two ends of the first rotating shaft 10 are respectively in shaft connection with the side walls on two sides of the processing chamber 1, the middle part of the first rotating shaft 10 penetrates through the side walls on two sides of the first crushing chamber 8, and the first rotating shaft 10 is provided with a rotary driving ring gear 11;
the magnetic iron absorption rotary drum 12 is horizontally sleeved on the first rotating shaft 10, a through annular tooth groove 13 meshed with the rotary driving annular tooth 11 is formed in the magnetic iron absorption rotary drum 12, and the magnetic iron absorption rotary drum 12 is arranged on the first rotating shaft 10 in a sliding mode;
and the first servo motor 14 is horizontally arranged on the outer side wall of the processing chamber 1, and the output end of the first servo motor 14 is fixedly connected with one end of the first rotating shaft 10. At magnet bits mechanism during operation, drive first pivot 10 through 14 outputs of first servo motor and rotate, first pivot 10 is through rotary drive ring tooth 11 and link up the cooperation of ring tooth's socket 13, drive magnetism magnet rotary drum 12 and rotate in step in the rotation process, and then realize the rotation function of magnetism magnet rotary drum 12, when magnetism magnet rotary drum 12 is inside first crushing room 8, magnetism magnet rotary drum 12 can be with the iron fillings suction in the inside raw materials of first crushing room 8, and then the realization is operated the desquamation of raw materials.
The iron piece sweeping mechanism shown with reference to fig. 5 to 6 and 9 includes:
a pushing cylinder 15 horizontally arranged on the outer side wall of the processing chamber 1 for providing a driving force for sliding the magnetic iron-attracting rotary drum 12 on the first rotary shaft 10;
the connecting disc 16 is vertically arranged in the processing chamber 1, and the connecting disc 16 is fixedly connected with one end, close to the pushing cylinder 15, of the magnetic iron absorbing rotary drum 12;
the push rod 17 is horizontally arranged in the processing chamber 1, one end of the push rod 17 is fixedly connected with the output end of the pushing cylinder 15, and the other end of the push rod 17 is fixedly connected with the side wall of the connecting disc 16;
the scraper blade 18 is equipped with two, and two equal vertical fixed mounting of scraper blade 18 are in processing chamber 1, and two scraper blades 18 are located the both sides of first crushing room 8 respectively, and scraper blade 18 is located the top of magnetic attraction iron rotary drum 12, and the bottom of scraper blade 18 can laminate with the lateral wall of magnetic attraction iron rotary drum 12. When the iron scrap sweeping mechanism works, the magnetic iron absorbing rotary drum 12 absorbs iron scrap in the first crushing chamber 8, the output of the pushing cylinder 15 pushes the connecting disc 16 to advance through the push rod 17, and then the connecting disc 16 drives the magnetic iron absorbing rotary drum 12 to move synchronously with the connecting disc to enable one end of the magnetic iron absorbing rotary drum 12 to move to the lower side of one of the scraping plates 18, the magnetic iron absorbing rotary drum 12 scrapes the iron scrap adsorbed on the surface of the magnetic iron absorbing rotary drum 12 in the rotating process of the magnetic iron absorbing rotary drum 18, after the scraping operation of one end of the magnetic iron absorbing rotary drum 12 is completed, the pushing cylinder 15 resets, the other end of the magnetic iron absorbing rotary drum 12 is attached to the other scraping plate 18, the scraping operation of the other end is further realized, and then the complete iron scrap scraping.
Referring to the iron scrap sweeping mechanism shown in fig. 5, the iron scrap falling frame 19 further comprises two iron scrap falling frames 19, the two iron scrap falling frames are symmetrically and fixedly arranged inside the processing chamber 1 along the vertical surface of the processing chamber 1, the iron scrap falling frames 19 are obliquely arranged, and the two iron scrap falling frames 19 are respectively located under the two scraping plates 18. At iron fillings sweeping mechanism during operation, the iron fillings that the scraper blade 18 was swept away in with magnetism magnet rotary drum 12 fall into iron fillings blanking frame 19, finally through iron fillings blanking frame 19 discharge machining room 1, avoid iron fillings directly to fall into machining room 1 in, cause the clearance of equipment inconvenient.
The feeding and crushing assembly 2 shown with reference to fig. 4 comprises:
the second servo motor 20 is vertically and fixedly arranged at the bottom end of the feeding chamber 7 and is used for providing rotary driving force for distant mashing;
the second rotating shaft 21 is vertically arranged in the feeding chamber 7, two ends of the second rotating shaft 21 are respectively connected with the top end and the bottom end of the feeding chamber 7 in a shaft mode, and the output end of the second servo motor 20 is fixedly connected with the bottom end of the second rotating shaft 21;
spiral cutting knife 22, vertical fixed cover is established on second pivot 21 for stir the raw materials of material loading in pan feeding room 7 garrulous, so that follow-up crushing work goes on, improves crushing effect. At the pan feeding and stirring garrulous subassembly 2 during operation, second servo motor 20 output drives second pivot 21 and rotates, and second pivot 21 drives fixed cover and establishes the helical cutting knife 22 synchronous rotation on it, and helical cutting knife 22 is at pan feeding indoor 7 internal rotation, and then carries out preliminary garrulous processing of stirring with the inside raw materials of pan feeding indoor 7, has improved follow-up broken effect and speed.
The primary crushing assembly 3 shown with reference to fig. 6 and 8 comprises:
the two first crushing rollers 23 are horizontally arranged on the upper half part of the inner side of the first crushing chamber 8, the axial direction of the first crushing rollers 23 is consistent with the width direction of the processing chamber 1, and the two first crushing rollers 23 are symmetrically arranged along the vertical plane of the first crushing chamber 8 and are used for feeding and primarily crushing the raw materials crushed in the feeding and crushing assembly 2;
two mounting supports 24 are arranged, the two mounting supports 24 are symmetrically arranged in the first crushing chamber 8 along the vertical plane of the first crushing chamber 8, and the two first crushing rollers 23 are respectively connected to the two mounting supports 24 in a shaft mode;
two third servo motors 25 are arranged, the two third servo motors 25 are respectively horizontally arranged on the two mounting supports 24, the two third servo motors 25 are both positioned on the same side of the outer side of the first crushing chamber 8, and the output end of each third servo motor 25 is fixedly connected with one end of the first crushing roller 23;
and a spacing adjustment mechanism for controlling the spacing between the two first crushing rollers 23 so as to control the size of the preliminarily crushed particles in accordance with the difference in the raw material. At elementary broken subassembly 3 during operation, pass through the interval between two installing support 24 of interval adjustment mechanism control according to the difference of raw and other materials, and then control the interval of two first crushing rollers 23 to the preliminary broken particle size of control, third servo motor 25 output drives first crushing roller 23 and rotates, and two first crushing rollers 23 rotate and carry out the breakage with the raw materials that will be located between two first crushing rollers 23, realize the preliminary crushing effect of elementary broken subassembly 3.
The spacing adjustment mechanism shown with reference to fig. 8 includes:
two distance adjusting rods 26 are arranged, the two distance adjusting rods 26 are respectively and horizontally and fixedly arranged on one sides, far away from each other, of the two mounting supports 24, and one ends of the distance adjusting rods 26 are fixedly connected with the side wall of the first crushing chamber 8 through bolts;
the mounting plate 27 is fixedly arranged on one side wall of the first crushing chamber 8, the two mounting supports 24 can be arranged on the mounting plate 27 in a sliding mode, and the mounting plate 27 is provided with a limiting sliding groove for the mounting supports 24 to slide. When the distance adjusting mechanism works, the distance between the two mounting supports 24 is controlled through the distance adjusting rod 26, after the distance is adjusted, the distance adjusting rod 26 is fixed with the side wall of the first crushing chamber 8 through the fixing bolt, and the limiting sliding groove in the mounting plate 27 is used for guiding and limiting the movement of the mounting supports 24.
The screening assembly 4 shown with reference to figure 6 comprises:
the vibrating screen 28 is horizontally arranged in the first crushing chamber 8, the vibrating screen 28 is positioned right below the primary crushing assembly 3, and two ends of the vibrating screen 28 are fixedly connected with the inner wall of the first crushing chamber 8 through elastic connection ports;
and the vibrating motor 29 is fixedly arranged below the vibrating screen 28, and a discharging port for discharging impurities such as broken stones is arranged on the side wall of the first crushing chamber 8. At screening subassembly 4 during operation, drive vibrating screen 28 vibration through vibrating motor 29 output, and then will fall to the material of vibrating screen 28 top and screen, broken qualified raw materials pass through vibrating screen 28 and fall to the iron fillings subassembly 5 downwards, and impurity such as rubble is through the outside first broken room 8 of discharging of unloading opening, and then has realized the screening function of screening subassembly 4.
The fine crushing assembly 6 shown with reference to fig. 7 comprises:
a fourth servo motor 30 horizontally disposed in the processing chamber 1 for providing a driving force for the crushing operation of the fine crushing assembly 6;
two second crushing rollers 31, two second crushing rollers 31 are horizontally arranged in the second crushing chamber 9, and the axial direction of the second crushing rollers 31 is consistent with the width direction of the processing chamber 1 and is used for further crushing the raw materials subjected to primary crushing;
and the gear transmission device 32 is arranged on the side wall of the first crushing chamber 8, the output end of the second crushing roller 31 is in transmission connection with the gear transmission device 32, and two output ends of the gear transmission device 32 are in transmission connection with the same side of the two second crushing rollers 31 respectively. When the fine crushing assembly 6 works, the gear transmission device 32 is driven to move through the output of the fourth servo motor 30, and the two outputs of the gear transmission device 32 drive the two gear transmission devices 32 to rotate, so that the crushing function of the gear transmission device 32 is realized.
The working principle of the invention is as follows:
when the device works, a feed raw material is put into the feeding chamber 7 manually or by a mechanical hand, the output of the second servo motor 20 drives the second rotating shaft 21 to rotate, the second rotating shaft 21 drives the spiral cutting knife 22 fixedly sleeved on the second rotating shaft to synchronously rotate, the spiral cutting knife 22 rotates in the feeding chamber 7, and then the raw material in the feeding chamber 7 is subjected to preliminary crushing treatment, the distance between the two mounting supports 24 is controlled by the distance adjusting mechanism according to the difference of the raw material, and further the distance between the two first crushing rollers 23 is controlled, so as to control the size of the preliminarily crushed particles, the output of the third servo motor 25 drives the first crushing rollers 23 to rotate, the two first crushing rollers 23 rotate to crush the raw material between the two first crushing rollers 23, thereby realizing the preliminary crushing effect of the preliminary crushing assembly 3, and driving the vibrating screen 28 to vibrate through the output of the vibrating motor 29, then screening the materials falling above the vibrating screen 28, the qualified crushed raw materials fall downwards into the iron scrap removing component 5 through the vibrating screen 28, impurities such as broken stones are discharged out of the first crushing chamber 8 through the discharging through hole, further, the screening function of the screening component 4 is realized, the magnetic iron absorbing rotary drum 12 absorbs iron scraps in the first crushing chamber 8, the pushing cylinder 15 outputs the iron scraps to push the connecting disc 16 to advance through the push rod 17, the connecting disc 16 drives the magnetic iron absorbing rotary drum 12 fixedly connected with the connecting disc to move synchronously, so that one end of the magnetic iron absorbing rotary drum 12 moves to the position below one scraping plate 18, the scraping plate 18 scrapes the iron scraps adsorbed on the surface of the magnetic iron absorbing rotary drum 12 in the rotating process of the magnetic iron absorbing rotary drum 12, after the scraping operation of one end of the magnetic iron absorbing rotary drum 12 is completed, the pushing cylinder 15 resets, the other end of the magnetic iron absorbing rotary drum 12 is attached to the other scraping plate 18, and then realize the complete scrap iron scraping operation, when the meticulous crushing unit 6 works, drive the gear drive 32 to move through the output of the fourth servo motor 30, two outputs of the gear drive 32 drive two gear drives 32 to rotate, and then realize the crushing function of the gear drive 32, a feed production uses the multistage crushing apparatus of meticulous screening scrap iron removal that the invention shows, through the crushing effect of multiple crushing operation improvement to the raw materials, compare with the traditional crushing technique, this apparatus can change the effect of preliminary crushing according to the difference of raw materials, in order to realize more abundant crushing effect, can screen and separate the raw materials in the crushing process, and can get rid of the scrap iron that contains in the raw materials, further improve the product quality, improve economic benefits.
The device/apparatus/method realizes the functions of the invention by the following steps, thereby solving the technical problems proposed by the invention:
step one, when pan feeding crushing subassembly 2 during operation, second servo motor 20 output drives second pivot 21 and rotates, and second pivot 21 drives fixed cover and establishes helical cutting knife 22 synchronous rotation on it, and helical cutting knife 22 is at pan feeding indoor 7 internal rotation, and then carries out preliminary crushing processing with the inside raw materials of pan feeding indoor 7, has improved follow-up broken effect and speed.
Step two, at elementary broken subassembly 3 during operation, pass through the interval between two erection supports 24 of interval adjustment mechanism control according to the difference of raw and other materials, and then control the interval of two first crushing rollers 23 to the preliminary broken particle size of control, third servo motor 25 output drives first crushing roller 23 and rotates, and two first crushing rollers 23 rotate and carry out the breakage with the raw materials that is located between two first crushing rollers 23, realize the preliminary crushing effect of elementary broken subassembly 3.
And step three, when the distance adjusting mechanism works, the distance between the two mounting supports 24 is controlled through the distance adjusting rod 26, after the distance is adjusted, the distance adjusting rod 26 is fixed with the side wall of the first crushing chamber 8 through a fixing bolt, and the limiting sliding groove in the mounting plate 27 is used for guiding and limiting the movement of the mounting supports 24.
Step four, screening subassembly 4 during operation, drive vibrating screen 28 vibration through vibrating motor 29 output, and then will fall to the material of vibrating screen 28 top and screen, broken qualified raw materials pass through vibrating screen 28 and fall downwards to in the iron fillings subassembly 5, and impurity such as rubble is through the outside first crushing room 8 of discharging of unloading opening, and then has realized screening subassembly 4's screening function.
Step five, when the iron scrap sucking mechanism works, the first rotating shaft 10 is driven to rotate through the output of the first servo motor 14, the first rotating shaft 10 is matched with the through annular tooth grooves 13 through the rotary driving annular teeth 11, the magnetic iron sucking rotating cylinder 12 is driven to rotate synchronously in the rotating process, the rotating function of the magnetic iron sucking rotating cylinder 12 is further realized, when the magnetic iron sucking rotating cylinder 12 is arranged inside the first crushing chamber 8, the magnetic iron sucking rotating cylinder 12 can suck iron scraps in raw materials inside the first crushing chamber 8, and then scrap removing operation of the raw materials is realized.
Step six, when the scrap iron sweeping mechanism works, scrap iron is absorbed in the first crushing chamber 8 by the magnetic iron-attracting rotary drum 12, the output of the pushing cylinder 15 pushes the connecting disc 16 to advance through the push rod 17, and then the connecting disc 16 drives the magnetic iron-attracting rotary drum 12 fixedly connected with the connecting disc to move synchronously, so that one end of the magnetic iron-attracting rotary drum 12 moves to the position below one of the scraping plates 18, the scrap iron adsorbed on the surface of the magnetic iron-attracting rotary drum 12 is scraped by the scraping plate 18 in the rotating process of the magnetic iron-attracting rotary drum 12, after the scraping operation of one end of the magnetic iron-attracting rotary drum 12 is completed, the pushing cylinder 15 is reset, the other end of the magnetic iron-attracting rotary drum 12 is attached to the other scraping plate 18, the scraping operation of the other end is further.
Seventhly, when the scrap iron sweeping mechanism works, the scrap iron swept from the magnetic iron absorbing rotary drum 12 by the scraper 18 falls into the scrap iron falling frame 19, and finally is discharged out of the processing chamber 1 through the scrap iron falling frame 19, so that the scrap iron is prevented from directly falling into the processing chamber 1, and inconvenience in cleaning the equipment is avoided.
Step eight, when the fine crushing assembly 6 works, the fourth servo motor 30 outputs to drive the gear transmission devices 32 to move, and the two outputs of the gear transmission devices 32 drive the two gear transmission devices 32 to rotate, so that the crushing function of the gear transmission devices 32 is realized.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (9)

1. The utility model provides a multistage crushing equipment of iron fillings is removed with meticulous screening to feed production which characterized in that includes:
a processing chamber (1);
the feeding and crushing assembly (2) is arranged at the top end of the processing chamber (1) and is used for transmitting the crushed feed raw materials to the inside of the processing chamber (1);
the primary crushing assembly (3) is arranged inside the processing chamber (1), and the discharge end of the feeding and stirring assembly (2) is communicated with the feeding end of the primary crushing assembly (3) and is used for carrying out primary crushing operation on the stirred raw materials;
the screening assembly (4) is arranged in the processing chamber (1), is positioned right below the primary crushing assembly (3), and is used for screening the raw materials after primary crushing and removing larger impurities such as broken stones;
the iron scrap removing assembly (5) is arranged in the processing chamber (1), is positioned right below the screening assembly (4), and is used for removing iron scraps in the primarily crushed raw materials so as to ensure the purity of the feed;
the fine crushing assembly (6) is arranged inside the processing chamber (1), is positioned at the bottom end of the processing chamber (1), and is used for performing finer crushing and grinding on the raw materials subjected to screening and scrap iron removal, so that the crushing effect is improved, and the quality of the feed is improved conveniently;
the processing chamber (1) is internally provided with:
the feeding chamber (7) is arranged at the top end of the processing chamber (1), and the feeding and smashing assembly (2) is arranged in the feeding chamber (7);
the primary crushing chamber (8) is arranged in the processing chamber (1), and the primary crushing assembly (3), the screening assembly (4) and the iron scrap removing assembly (5) are all arranged in the first crushing chamber (8);
a second crushing chamber (9) arranged inside the processing chamber (1) and positioned right below the first crushing chamber (8), and the fine crushing assembly (6) is arranged in the second crushing chamber (9);
the iron scrap removing assembly (5) comprises:
the iron scrap absorbing mechanism is horizontally arranged in the first crushing chamber (8) and is used for absorbing and cleaning iron scraps in the screened raw materials;
the iron scrap sweeping mechanism is arranged on two sides inside the processing chamber (1) and used for clearing iron scraps sucked by the output end of the iron scrap sucking mechanism, so that the iron scrap sucking mechanism can continue to suck the iron scraps.
2. The multistage crushing equipment for finely screening scrap iron removal for feed production according to claim 1, wherein the iron scrap suction mechanism comprises:
the first rotating shaft (10) is horizontally arranged inside the processing chamber (1), two ends of the first rotating shaft (10) are respectively in shaft connection with the side walls on two sides of the processing chamber (1), the middle part of the first rotating shaft (10) penetrates through the side walls on two sides of the first crushing chamber (8), and the first rotating shaft (10) is provided with a rotary driving ring gear (11);
the magnetic iron-attracting rotary drum (12) is horizontally sleeved on the first rotating shaft (10), a through annular tooth groove (13) meshed with the rotary driving annular tooth (11) is formed in the magnetic iron-attracting rotary drum (12), and the magnetic iron-attracting rotary drum (12) is arranged on the first rotating shaft (10) in a sliding mode;
the first servo motor (14) is horizontally arranged on the outer side wall of the processing chamber (1), and the output end of the first servo motor (14) is fixedly connected with one end of the first rotating shaft (10).
3. The multistage crushing equipment of fine screening scrap iron that removes of feed production according to claim 2, characterized in that scrap iron sweeping mechanism includes:
the pushing cylinder (15) is horizontally arranged on the outer side wall of the processing chamber (1) and is used for providing driving force for the magnetic iron-attracting rotary drum (12) to slide on the first rotating shaft (10);
the connecting disc (16) is vertically arranged in the processing chamber (1), and the connecting disc (16) is fixedly connected with one end, close to the pushing cylinder (15), of the magnetic iron-attracting rotary drum (12);
the push rod (17) is horizontally arranged in the processing chamber (1), one end of the push rod (17) is fixedly connected with the output end of the pushing cylinder (15), and the other end of the push rod (17) is fixedly connected with the side wall of the connecting disc (16);
scraper blade (18), be equipped with two, two equal vertical fixed mounting of scraper blade (18) are in process chamber (1), and two scraper blades (18) are located the both sides of first crushing room (8) respectively, and scraper blade (18) are located the top of magnetism magnet rotary drum (12), and the bottom of scraper blade (18) can be laminated with the lateral wall of magnetism magnet rotary drum (12).
4. The multistage crushing equipment for finely screening and removing scrap iron for feed production according to claim 3, wherein the scrap iron sweeping mechanism further comprises two scrap iron falling frames (19), the two scrap iron falling frames (19) are symmetrically and fixedly arranged inside the processing chamber (1) along the vertical plane of the processing chamber (1), the scrap iron falling frames (19) are obliquely arranged, and the two scrap iron falling frames (19) are respectively positioned under the two scraping plates (18).
5. The multistage crushing equipment for finely screening scrap iron removal for feed production according to claim 1, wherein the feeding and crushing assembly (2) comprises:
the second servo motor (20) is vertically and fixedly arranged at the bottom end of the feeding chamber (7) and is used for providing rotary driving force for distant mashing;
the second rotating shaft (21) is vertically arranged in the feeding chamber (7), two ends of the second rotating shaft (21) are respectively in shaft connection with the top end and the bottom end of the feeding chamber (7), and the output end of the second servo motor (20) is fixedly connected with the bottom end of the second rotating shaft (21);
spiral cutting knife (22), vertical fixed cover is established on second pivot (21) for the raw materials of material loading are stirred the bits of broken glass in with feed chamber (7), so that going on of follow-up crushing work, improve crushing effect.
6. A multistage crushing plant for fine screening of scrap iron for feed production according to claim 1, characterized in that the primary crushing assembly (3) comprises:
the two first crushing rollers (23) are horizontally arranged at the upper half part of the inner side of the first crushing chamber (8), the axial direction of the first crushing rollers (23) is consistent with the width direction of the processing chamber (1), and the two first crushing rollers (23) are symmetrically arranged along the vertical surface of the first crushing chamber (8) and are used for feeding and primarily crushing the materials crushed in the feeding and crushing assembly (2);
two mounting supports (24) are arranged, the two mounting supports (24) are symmetrically arranged in the first crushing chamber (8) along the vertical plane of the first crushing chamber (8), and the two first crushing rollers (23) are respectively connected to the two mounting supports (24) in a shaft mode;
two third servo motors (25) are arranged, the two third servo motors (25) are respectively horizontally arranged on the two mounting supports (24), the two third servo motors (25) are both positioned on the same side of the outer side of the first crushing chamber (8), and the output end of each third servo motor (25) is fixedly connected with one end of the first crushing roller (23);
and a spacing adjustment mechanism for controlling the spacing between the two first crushing rollers (23) so as to control the size of the preliminarily crushed particles according to the difference of the raw materials.
7. The multistage crushing equipment of fine screening scrap iron removal for feed production according to claim 6, wherein the spacing adjustment mechanism comprises:
two distance adjusting rods (26) are arranged, the two distance adjusting rods (26) are respectively and horizontally and fixedly arranged on one sides, away from each other, of the two mounting supports (24), and one ends of the distance adjusting rods (26) are fixedly connected with the side wall of the first crushing chamber (8) through bolts;
the mounting plate (27) is fixedly arranged on the side wall of one side of the first crushing chamber (8), the two mounting supports (24) can be arranged on the mounting plate (27) in a sliding mode, and the mounting plate (27) is provided with a limiting sliding groove for the mounting supports (24) to slide.
8. The multistage crushing equipment for the fine screening of scrap iron removal for feed production according to claim 1, characterized in that the screening assembly (4) comprises:
the vibrating screen (28) is horizontally arranged in the first crushing chamber (8), the vibrating screen (28) is positioned under the primary crushing assembly (3), and two ends of the vibrating screen (28) are fixedly connected with the inner wall of the first crushing chamber (8) through elastic connection ports;
and the vibrating motor (29) is fixedly arranged below the vibrating screen (28), and a blanking port for blanking impurities such as broken stones is arranged on the side wall of the first crushing chamber (8).
9. A multistage crushing plant for fine screening of scrap iron for feed production according to claim 1, characterized in that the fine crushing assembly (6) comprises:
a fourth servo motor (30) horizontally arranged in the processing chamber (1) for providing a driving force for the crushing operation of the fine crushing assembly (6);
two second crushing rollers (31) are arranged, the two second crushing rollers (31) are horizontally arranged in the second crushing chamber (9), and the axial direction of the second crushing rollers (31) is consistent with the width direction of the processing chamber (1) and is used for further crushing the raw materials subjected to preliminary crushing;
and the gear transmission device (32) is arranged on the side wall of the first crushing chamber (8), the output end of the second crushing roller (31) is in transmission connection with the gear transmission device (32), and two output ends of the gear transmission device (32) are in transmission connection with the same side of the two second crushing rollers (31) respectively.
CN202011357659.4A 2020-11-26 2020-11-26 Fodder production is with multistage crushing equipment of meticulous screening scrap iron that removes Withdrawn CN112427111A (en)

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CN202011357659.4A CN112427111A (en) 2020-11-26 2020-11-26 Fodder production is with multistage crushing equipment of meticulous screening scrap iron that removes

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Application Number Priority Date Filing Date Title
CN202011357659.4A CN112427111A (en) 2020-11-26 2020-11-26 Fodder production is with multistage crushing equipment of meticulous screening scrap iron that removes

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CN210474085U (en) * 2019-08-22 2020-05-08 四川同正堂中药饮片有限公司 Crushing apparatus with screening function
CN210675314U (en) * 2019-08-26 2020-06-05 济南鲁新新型建材股份有限公司 Iron selection device is smashed to circulating slay

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Publication number Priority date Publication date Assignee Title
CN204892079U (en) * 2015-08-04 2015-12-23 南京海益环保工程有限公司 Building rubbish is retrieved with smashing screening machine
CN105233914A (en) * 2015-09-29 2016-01-13 林桂清 Corn flour processing equipment
CN107661809A (en) * 2016-07-28 2018-02-06 宜昌市昌伟饲料科技有限公司 Feed powde grumeleuse is broken, deironing apparatus
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Application publication date: 20210302