CN114905659A - Natural rubber crushing method and device - Google Patents
Natural rubber crushing method and device Download PDFInfo
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- CN114905659A CN114905659A CN202210517945.5A CN202210517945A CN114905659A CN 114905659 A CN114905659 A CN 114905659A CN 202210517945 A CN202210517945 A CN 202210517945A CN 114905659 A CN114905659 A CN 114905659A
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- rubber
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- belt wheel
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- 244000043261 Hevea brasiliensis Species 0.000 title claims abstract description 53
- 229920003052 natural elastomer Polymers 0.000 title claims abstract description 53
- 229920001194 natural rubber Polymers 0.000 title claims abstract description 53
- 238000000034 method Methods 0.000 title claims abstract description 14
- 229920001971 elastomer Polymers 0.000 claims abstract description 211
- 239000000463 material Substances 0.000 claims abstract description 37
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 238000005520 cutting process Methods 0.000 claims abstract description 16
- 238000010008 shearing Methods 0.000 claims abstract description 12
- 230000008878 coupling Effects 0.000 claims description 30
- 238000010168 coupling process Methods 0.000 claims description 30
- 238000005859 coupling reaction Methods 0.000 claims description 30
- 229920002209 Crumb rubber Polymers 0.000 claims description 22
- 238000003466 welding Methods 0.000 claims description 11
- 239000011148 porous material Substances 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 6
- 238000013461 design Methods 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 238000007790 scraping Methods 0.000 claims description 2
- 238000004513 sizing Methods 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 239000003292 glue Substances 0.000 description 8
- 238000003756 stirring Methods 0.000 description 6
- 230000009467 reduction Effects 0.000 description 3
- 239000004744 fabric Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 241001062472 Stokellia anisodon Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000010057 rubber processing Methods 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/10—Conditioning or physical treatment of the material to be shaped by grinding, e.g. by triturating; by sieving; by filtering
-
- 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
- B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
-
- 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
- B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
- B02C18/142—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers with two or more inter-engaging rotatable cutter assemblies
-
- 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
- B02C18/16—Details
- B02C18/18—Knives; Mountings thereof
-
- 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
- B02C18/16—Details
- B02C18/24—Drives
-
- 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
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a natural rubber crushing method and a device, wherein the device comprises a rack, a primary rubber crushing chamber, a secondary rubber crushing chamber and a rubber material conveying mechanism; the primary rubber crushing chamber has the function that large natural rubber is rolled into sheets by a roller device; the secondary rubber crushing chamber is used for further crushing the natural rubber which is rolled into sheets by the roller device; the rubber material conveying mechanism is used for conveying the crushed natural rubber; the fixed cutters are arranged in the first-stage rubber crushing chamber and the second-stage rubber crushing chamber, the first fixed cutter in the first-stage rubber crushing chamber is matched with the roller, natural rubber can be further crushed, the rubber is prevented from being adhered to the inner wall of the first-stage rubber cutting chamber, and the second fixed cutter in the second-stage rubber crushing chamber mainly plays a role in receiving and shearing rubber; the invention solves the problems that the rubber crusher in the prior art adopts a single roller mode, the rubber crushing efficiency is low, secondary crushing is needed, the energy consumption is large, the rubber cutting efficiency of the traditional hydraulic rubber cutting machine is low, the size uniformity of the processed rubber material is poor, and the like, and the reliability is high.
Description
Technical Field
The invention relates to the technical field of rubber processing, in particular to a natural rubber crushing method and a natural rubber crushing device.
Background
At present, the rubber industry is one of the important basic industries of national economy in China, and in the development of the industry, more and higher requirements are put forward on rubber products according to different use requirements.
The traditional rubber crusher adopts a single-roller mode, so that the rubber crushing efficiency is low, secondary crushing is sometimes needed, and the energy consumption is high. In the existing rubber breaking process, because the viscosity of rubber is high, a large block of rubber is difficult to break into small rubber blocks at one time in the pretreatment process, the breaking efficiency is low, and the post treatment is complicated and complicated.
Chinese patent 201410333716.3 relates to a double stirring rubber crusher, wherein a roller device, a rubber cutter set and a power mechanism are arranged inside a rubber crushing chamber, the roller device is arranged at the top of the rubber crushing chamber and comprises two rollers which are matched with each other, and two sides of the rollers are provided with rubber scrapers near the inner wall of the stirring chamber; the glue cutting knife group comprises a movable knife and a fixed knife which are matched with each other; the power mechanism comprises a motor for driving the roller to rotate and the rubber cutter group to rotate; the upper side in the dual-stirring chamber set up rotatory agitator, be provided with the helical tooth on the horizontal rotation axle of rotatory agitator, the middle part sets up the slope screen cloth in the dual-stirring chamber, the low side of slope screen cloth passes through the recovery tube and is connected with the recovery pump, the below sets up "V" type agitator in the dual-stirring chamber. Rubber cuts up after pressing into the thin slice, has reduced the energy consumption of broken glue, carries out dual stirring through rotary agitator and "V" type agitator, and broken glue is effectual, has improved the plasticity of rubber for it is easier to smelt glue afterwards.
However, most of rubber crushing equipment equipped in the domestic rubber product production method at the present stage is a traditional vertical hydraulic rubber cutting machine or a horizontal multi-cutter hydraulic rubber cutting machine, the rubber cutting efficiency is low, the size uniformity of the processed rubber material is poor, and the requirement of a low-temperature one-step mixing method cannot be met. Therefore, there is a need for an efficient natural rubber crushing method and apparatus for solving the above problems.
Disclosure of Invention
In view of the above, the present invention provides a method and an apparatus for crushing natural rubber.
In order to achieve the purpose, the invention adopts the following technical scheme:
a natural rubber crushing device comprises a frame, a primary rubber crushing chamber 1, a secondary rubber crushing chamber 2 and a rubber material conveying mechanism 3;
the primary rubber crushing chamber 1 has the function of rolling large natural rubber blocks into sheets through a roller device;
preferably, fixed knives are arranged in the primary rubber crushing chamber (1) and the secondary rubber crushing chamber (2), wherein first fixed knives (1-14) in the primary rubber crushing chamber (1) are matched with the roller to further crush natural rubber and prevent the rubber from being adhered to the inner wall of the primary rubber crushing chamber (1), and second fixed knives (2-20) in the secondary rubber crushing chamber (2) mainly play a role in receiving rubber materials and shearing the rubber materials.
Further, the primary rubber crushing chamber 1 comprises a roller shell 1-1, a cutter 1-2, a large belt wheel 1-3, a belt 1-4, a small belt wheel 1-5, a coupler 1-6, a motor 1-7, a gear 1-8, a bearing seat 1-9, a primary rubber crushing chamber base 1-10, a roller rotating shaft 1-11, a fixed cutter seat 1-12, a fixed cutter wedge block 1-13, a fixed cutter 1-14 and a discharge port 1-15;
the roller is characterized in that a cutter 1-2 is connected with a roller rotating shaft 1-11 in a welding mode to form two rollers matched with each other, uniformly distributed grooves are formed in the cutter 1-2, the two rollers are fixed in a roller shell 1-1 through bearings and bearing seats 1-9, fixed cutter seats 1-12 are arranged on two sides of each roller, close to the inner wall of the roller shell 1-1, the fixed cutter seats 1-12 are connected with the roller shell 1-1 through threaded bolts, and the fixed cutter seats 1-12 are connected with fixed cutter blocks 1-13 and fixed cutter blocks 1-14 through threaded bolts. Two sides of a roller rotating shaft 1-11 are connected with a roller shell 1-1 through bearings, the bearings are fixed through bearing seats 1-9, one end of the roller rotating shaft 1-11 is connected with gears 1-8 through shaft key connection, and the two gears 1-8 are meshed with each other. The other end of the rotating shaft 1-11 of the roller is connected with a first large belt wheel 1-3 through shaft key connection, the first large belt wheel 1-3 is connected with a first small belt wheel 1-5 through a first belt 1-4, and the first small belt wheel 1-5 is connected with a first motor 1-7 through a coupling 1-6. The first-level rubber crushing chamber base 1-10 supports a first motor 1-7. The first discharge port 1-15 is connected with the first-stage rubber crushing chamber base 1-10 in a welding mode.
Preferably, the secondary crumb rubber chamber 2 has the function of further crushing the natural rubber which is rolled into slices by a roller device;
the rubber crushing device comprises a rubber crushing chamber upper cover 2-1, a rubber crushing chamber lower cover 2-2, a large belt wheel II 2-3, a belt II 2-4, a small belt wheel II 2-5, a coupling shaft 2-6, a coupling 2-7, a motor II 2-8, a secondary rubber crushing chamber base 2-9, a discharge port II 2-10, a rotating shaft 2-11, a bearing sleeve 2-12, a bearing 2-13, a movable knife holder 2-14, a screen 2-15, a movable knife 2-16, a movable knife wedge block 2-17, a fixed knife holder II 2-18, a fixed knife wedge block II 2-19 and a fixed knife II 2-20;
the rubber crushing machine is further characterized in that the screen 2-15 and the fixed cutter seat II 2-18 are fixedly connected with the lower cover 2-1 of the rubber crushing chamber through bolts, the fixed cutter seat II 2-18 is arranged above the screen 2-15, and the fixed cutter seat II 2-20 is fixedly arranged on the fixed cutter seat II 2-18 through the fixed cutter wedge block II 2-19. The movable knife 2-16 is fixed on the movable knife seat 2-14 through the movable knife wedge block 2-17, the interval angle of the movable knife 2-16 on the movable knife seat 2-14 is 120 degrees, the movable knife seat 2-14 with the movable knife 2-16 is arranged on the rotating shaft 2-11, and a plurality of the movable knife seats 2-14 are spirally arranged on the rotating shaft 2-11. The rotating shaft 2-11 is connected with the upper cover 2-1 of the crumb rubber chamber through a bearing 2-13, and the bearing 2-13 is connected with the upper cover 2-1 of the crumb rubber chamber through a bearing sleeve 2-12.
The upper cover 2-1 of the crumb rubber chamber and the lower cover 2-1 of the crumb rubber chamber are fixed through bolts and nuts, the rotating shaft 2-11 is connected with the large belt wheel 2-3 through a shaft key, the large belt wheel 2-3 is connected with the small belt wheel 2-5 through the belt 2-4, the small belt wheel 2-5 is connected with the motor 2-8 through the coupling shaft 2-6 and the coupling 2-7, and the coupling shaft 2-6 is connected with the coupling 2-7 through a shaft key connection mode. And a second-stage rubber crushing chamber base 2-9 supports a second motor 2-8. The second discharge port 2-10 is connected with the second-stage rubber crushing chamber base 2-9 in a welding mode.
Preferably, the rubber material conveying mechanism 3 is used for conveying crushed natural rubber;
the belt conveyor comprises a conveyor belt 3-1, a bearing fixing seat 3-2, a flat belt support plate 3-3, a flat belt shaft 3-4, a large belt wheel III 3-5, a belt III 3-6, a small belt wheel III 3-7, a speed reducing motor 3-8, a motor base 3-9, a flat belt support 3-10 and a collection box 3-11.
The belt conveyor is characterized in that a flat belt support plate 3-3 is supported by a flat belt support 3-10, a speed reducing motor 3-8 is connected with a small belt wheel III 3-7 through shaft key connection, a large belt wheel III 3-5 is connected with the small belt wheel III 3-7 through a belt III 3-6, a flat belt shaft 3-4 is connected with the large belt wheel III 3-5 through a shaft key, and the flat belt shaft 3-4 is connected with a bearing fixing seat 3-2 through a bearing. The flat belt support plate 3-3 is used for supporting the conveyor belt 3-1, the motor base 3-9 is used for supporting the speed reduction motor 3-8, the flat belt shaft 3-4 is fixedly connected with the flat belt support plate 3-3, and the flat belt support plate 3-3 is fixedly connected with the flat belt support 3-10. A collecting bin 3-11 is placed at the end of the conveyor belt 3-1 for collecting the glue.
The invention also relates to a natural rubber crushing method, which comprises the following steps:
1. firstly, adding large natural rubber into a primary rubber crushing chamber 1 from a feeding hole, rolling the natural rubber into sheets after two rollers rotate oppositely, and arranging a fixed knife 1-14 on the inner wall of the primary rubber crushing chamber for scraping rubber to prevent the rubber from being adhered to the rollers and the inner wall of the rubber crushing chamber.
2. The rubber rolled into the sheets falls into a secondary rubber crushing chamber 2, the sheets of natural rubber are crushed into small pieces of rubber through the rotary extrusion shearing action of moving blades 2-16 which are spirally arranged, meanwhile, the inner wall of a lower cover of the rubber crushing chamber is provided with a fixed blade 2-20 which is matched with the moving blades 2-16 to crush the rubber, after the rubber crushing is finished, the rubber which meets the size of a sieve mesh flows out of a discharge port 2-10 through a bottom screen 2-15, and the rubber which does not meet the size is sheared again through the moving blades 2-16 until the rubber meets the size requirement.
3. And finally, conveying the rubber material into a rubber material conveying mechanism 3, and finally entering into a collection box 3-11. And finishing the work flow.
The technical scheme of the invention at least has the following advantages and beneficial effects:
1. the invention provides a natural rubber crushing method and a natural rubber crushing device for replacing a traditional vertical hydraulic rubber cutting machine or a horizontal multi-cutter hydraulic rubber cutting machine. The device comprises a first-stage rubber crushing chamber, a second-stage rubber crushing chamber and a rubber material conveying mechanism. The primary rubber crushing chamber is used for crushing large natural rubber into small blocks or sheets, so that the next processing is facilitated, the energy consumption for crushing rubber is reduced, and the impact load borne by a cutter in the secondary rubber crushing chamber is reduced; in order to further crush the rolled and flaked natural rubber and improve the rubber cutting efficiency, a detachable fixed knife and a screen with uniformly distributed sieve pores are arranged in the secondary rubber crushing chamber, so that the size uniformity of the crushed rubber is ensured; the rubber material conveying mechanism is used for conveying and collecting the crushed rubber.
2. The key technical point of the invention is that the fixed knives are arranged in the first-stage rubber crushing chamber and the second-stage rubber crushing chamber, wherein the fixed knives in the first-stage rubber crushing chamber are matched with the rollers to further crush the natural rubber and prevent the rubber from being adhered to the inner wall of the first-stage rubber cutting chamber, and the fixed knives in the second-stage rubber crushing chamber mainly play a role in receiving and shearing rubber.
The movable knife base in the secondary rubber crushing chamber is provided with the movable knife, and when the rubber material crushing machine works, the rubber material to be crushed moves to a cutting position along with the rotation of the movable knife, namely between the movable knife and the fixed knife, and the crushing is completed under the extrusion shearing of the fixed knife and the movable knife. The design can be better adapted to the actual production needs.
Drawings
FIG. 1 is a view of the equipment assembly;
FIG. 2 is a view of the primary crumb rubber chamber; FIG. 2(a) is a three-dimensional view, and FIG. 2(b) is a cross-sectional view;
FIG. 3 is a diagram of a secondary crumb rubber chamber; FIG. 3(a) is a three-dimensional view, FIG. 3(b) is an elevation sectional view, and FIG. 3(c) is a right-side sectional view;
FIG. 4 is a gum material transport mechanism;
wherein, the part names corresponding to the reference numbers are as follows:
a primary rubber crushing chamber 1, a secondary rubber crushing chamber 2 and a rubber material conveying mechanism 3; 1-1 part of a roller shell, 1-2 parts of a cutter, 1-3 parts of a large belt wheel, 1-4 parts of a belt, 1-5 parts of a small belt wheel, 1-6 parts of a coupling, 1-7 parts of a motor, 1-8 parts of a gear, 1-9 parts of a bearing seat, 1-10 parts of a primary rubber crushing chamber base, 1-11 parts of a roller rotating shaft, 1-12 parts of a fixed cutter seat, 1-13 parts of a fixed cutter wedge block, 1-14 parts of a fixed cutter and 1-15 parts of a discharge port;
2-1 parts of an upper cover of a crumb rubber chamber, 2-2 parts of a lower cover of the crumb rubber chamber, 2-3 parts of a large belt wheel, 2-4 parts of a belt wheel, 2-5 parts of a small belt wheel, 2-6 parts of a coupling shaft, 2-7 parts of a coupling, 2-8 parts of a motor, 2-9 parts of a base of a secondary crumb rubber chamber, 2-10 parts of a discharge port, 2-11 parts of a rotating shaft, 2-12 parts of a bearing sleeve, 2-13 parts of a bearing, 2-14 parts of a movable cutter base, 2-15 parts of a screen, 2-16 parts of a movable cutter, 2-17 parts of a movable cutter wedge, 2-18 parts of a fixed cutter base, 2-19 parts of a fixed cutter wedge and 2-20 parts of a fixed cutter;
3-1 parts of a conveyor belt, 3-2 parts of a bearing fixing seat, 3-3 parts of a flat belt support plate, 3-4 parts of a flat belt shaft, 3-5 parts of a large belt wheel III, 3-6 parts of a belt III, 3-7 parts of a small belt wheel III, 3-8 parts of a speed reducing motor, 3-9 parts of a motor base, 3-10 parts of a flat belt support and 3-11 parts of a collecting box.
Detailed Description
The invention is described below with reference to the accompanying drawings and specific embodiments.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present invention, and not all of them.
Thus, the following detailed description of the embodiments of the invention is not intended to limit the scope of the invention as claimed, but is merely representative of some embodiments of the 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are usually placed in when used. Such terms are merely used to facilitate describing the invention and to simplify the description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
It should also be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1 to 4, the present embodiment relates to a natural rubber crushing device, which comprises a frame, a primary crumbling chamber 1, a secondary crumbling chamber 2, and a rubber material conveying mechanism 3;
the primary rubber crushing chamber 1 has the function of rolling large natural rubber blocks into sheets through a roller device;
as a preferred embodiment of the invention, the primary rubber crushing chamber (1) and the secondary rubber crushing chamber (2) are internally provided with fixed knives, wherein the fixed knives I (1-14) in the primary rubber crushing chamber (1) are matched with a roller to further crush the natural rubber and prevent the rubber from being adhered to the inner wall of the primary rubber cutting chamber (1), and the fixed knives II (2-20) in the secondary rubber crushing chamber (2) mainly play roles of receiving and shearing rubber materials.
Further, the primary rubber crushing chamber 1 comprises a roller shell 1-1, a cutter 1-2, a large belt wheel 1-3, a belt 1-4, a small belt wheel 1-5, a coupler 1-6, a motor 1-7, a gear 1-8, a bearing seat 1-9, a primary rubber crushing chamber base 1-10, a roller rotating shaft 1-11, a fixed cutter seat 1-12, a fixed cutter wedge block 1-13, a fixed cutter 1-14 and a discharge port 1-15;
the roller is characterized in that a cutter 1-2 is connected with a roller rotating shaft 1-11 in a welding mode to form two rollers matched with each other, uniformly distributed grooves are formed in the cutter 1-2, the two rollers are fixed in a roller shell 1-1 through bearings and bearing seats 1-9, fixed cutter seats 1-12 are arranged on two sides of each roller, close to the inner wall of the roller shell 1-1, the fixed cutter seats 1-12 are connected with the roller shell 1-1 through threaded bolts, and the fixed cutter seats 1-12 are connected with fixed cutter blocks 1-13 and fixed cutter blocks 1-14 through threaded bolts. Two sides of a roller rotating shaft 1-11 are connected with a roller shell 1-1 through bearings, the bearings are fixed through bearing seats 1-9, one end of the roller rotating shaft 1-11 is connected with gears 1-8 through shaft key connection, and the two gears 1-8 are meshed with each other. The other end of the rotating shaft 1-11 of the roller is connected with a first large belt wheel 1-3 through shaft key connection, the first large belt wheel 1-3 is connected with a first small belt wheel 1-5 through a first belt 1-4, and the first small belt wheel 1-5 is connected with a first motor 1-7 through a coupling 1-6. The first-stage rubber crushing chamber base 1-10 supports a first motor 1-7. The first discharge port 1-15 is connected with the first-stage rubber crushing chamber base 1-10 in a welding mode.
As a preferred embodiment of the present invention, the secondary crumb rubber chamber 2 functions to further crumble the natural rubber that has been rolled into a sheet by a roller device;
the rubber crushing device comprises a rubber crushing chamber upper cover 2-1, a rubber crushing chamber lower cover 2-2, a large belt wheel II 2-3, a belt II 2-4, a small belt wheel II 2-5, a coupling shaft 2-6, a coupling 2-7, a motor II 2-8, a secondary rubber crushing chamber base 2-9, a discharge port II 2-10, a rotating shaft 2-11, a bearing sleeve 2-12, a bearing 2-13, a movable knife holder 2-14, a screen 2-15, a movable knife 2-16, a movable knife wedge block 2-17, a fixed knife holder II 2-18, a fixed knife wedge block II 2-19 and a fixed knife II 2-20;
the rubber crushing machine is further characterized in that the screen 2-15 and the fixed cutter seat II 2-18 are fixedly connected with the lower cover 2-1 of the rubber crushing chamber through bolts, the fixed cutter seat II 2-18 is arranged above the screen 2-15, and the fixed cutter seat II 2-20 is fixedly arranged on the fixed cutter seat II 2-18 through the fixed cutter wedge block II 2-19. The movable knife 2-16 is fixed on the movable knife seat 2-14 through the movable knife wedge block 2-17, the interval angle of the movable knife 2-16 on the movable knife seat 2-14 is 120 degrees, the movable knife seat 2-14 with the movable knife 2-16 is arranged on the rotating shaft 2-11, and a plurality of the movable knife seats 2-14 are spirally arranged on the rotating shaft 2-11. The rotating shaft 2-11 is connected with the upper cover 2-1 of the crumb rubber chamber through a bearing 2-13, and the bearing 2-13 is connected with the upper cover 2-1 of the crumb rubber chamber through a bearing sleeve 2-12.
The upper cover 2-1 of the crumb rubber chamber and the lower cover 2-1 of the crumb rubber chamber are fixed through bolts and nuts, the rotating shaft 2-11 is connected with the large belt wheel 2-3 through a shaft key, the large belt wheel 2-3 is connected with the small belt wheel 2-5 through the belt 2-4, the small belt wheel 2-5 is connected with the motor 2-8 through the coupling shaft 2-6 and the coupling 2-7, and the coupling shaft 2-6 is connected with the coupling 2-7 through a shaft key connection mode. And a second-stage rubber crushing chamber base 2-9 supports a second motor 2-8. And the second discharge port 2-10 is connected with the second-stage glue crushing chamber base 2-9 in a welding mode.
As a preferred embodiment of the present invention, the function of the size conveyance mechanism 3 is to convey crushed natural rubber;
the belt conveyor comprises a conveyor belt 3-1, a bearing fixing seat 3-2, a flat belt support plate 3-3, a flat belt shaft 3-4, a large belt wheel III 3-5, a belt III 3-6, a small belt wheel III 3-7, a speed reducing motor 3-8, a motor base 3-9, a flat belt support 3-10 and a collection box 3-11.
The belt conveyor is characterized in that a flat belt support plate 3-3 is supported by a flat belt support 3-10, a speed reducing motor 3-8 is connected with a small belt wheel III 3-7 through shaft key connection, a large belt wheel III 3-5 is connected with the small belt wheel III 3-7 through a belt III 3-6, a flat belt shaft 3-4 is connected with the large belt wheel III 3-5 through a shaft key, and the flat belt shaft 3-4 is connected with a bearing fixing seat 3-2 through a bearing. The flat belt support plate 3-3 is used for supporting the conveyor belt 3-1, the motor base 3-9 is used for supporting the speed reduction motor 3-8, the flat belt shaft 3-4 is fixedly connected with the flat belt support plate 3-3, and the flat belt support plate 3-3 is fixedly connected with the flat belt support 3-10. A collecting bin 3-11 is placed at the end of the conveyor belt 3-1 for collecting the glue.
As a preferred embodiment of the invention, in order to break the large natural rubber into small pieces or pieces, the next processing is convenient, and the energy consumption for breaking the rubber is reduced. In the embodiment, a primary crumb rubber chamber 1 is designed, and as shown in fig. 2, a roller shell 1-1 is connected with a primary crumb rubber chamber base 1-10 in a bolt and nut mode;
further, the motors I1-7 provide driving power, the couplings drive the small belt wheels I1-5 to rotate, the belts I1-4 drive the large belt wheels I1-3 to rotate, the roller rotating shafts 1-11 are further driven to rotate in a shaft key connection mode, further, the bearings and the shaft key connection mode drive the gears 1-8 to rotate, the gears 1-8 are meshed with each other, and the two rollers rotate oppositely, so that the natural rubber is crushed into pieces. Furthermore, the inner wall of the roller shell 1-1 is provided with a fixed cutter seat I1-12, the fixed cutter seat I1-12 is provided with a threaded hole for installing a fixed cutter wedge I1-13 for clamping the fixed cutter I1-14, the cutting edge angle of the fixed cutter I1-14 is 75 degrees, natural rubber can be further crushed, and the rubber is prevented from being adhered to the inner wall. Furthermore, the directions of the fixed knives I1-14 at the two sides of the primary rubber crushing chamber 1 are opposite, and the gap between the fixed knives I1-14 and the roller is fixed to be 5-6mm, so that the crushing efficiency is ensured. The rubber rolled into sheets enters the next link;
as a preferred embodiment of the invention, in order to further crush the natural rubber rolled into sheets, prevent the equipment from being subjected to impact load and improve the size uniformity of crushed rubber, the invention designs a secondary rubber cutting chamber 2;
the first-level rubber crushing chamber base 1-10 is connected with the second-level rubber crushing chamber 2-9 in a welding mode. As shown in fig. 3, the second motor 2-8 provides driving power, the second small belt wheel 2-5 is driven to rotate by the second coupling shaft 2-6 and the second coupling shaft 2-7, the second large belt wheel 2-3 is driven to rotate by the second belt 2-4, the rotating shaft 2-11 is connected to rotate by the shaft key, further, the movable knife base 2-14 is welded on the rotating shaft 2-11 and used for bearing parts of the movable knife 2-16, a knife slot is arranged on the movable knife base, the movable knife 2-16 is installed in the knife slot by the movable knife wedge 2-17, a through hole is formed in the knife slot, and the movable knife wedge 2-17 is installed on the movable knife base 2-14 by a bolt so as to fix the position of the movable knife 2-16. Furthermore, after the rubber material rolled into pieces by the primary rubber crushing chamber falls into the secondary rubber crushing chamber, the movable knife 2-16 arranged on the movable knife base 2-14 drives the rubber material to move together, in order to facilitate design and ensure certain performance, the knife edge angle of the movable knife 2-16 is 45 degrees, in order to ensure the mechanical strength of the movable knife 2-16, no hole is arranged on the movable knife 2-16, the movable knife is clamped and arranged on the movable knife base 2-14 through the movable knife wedge block 2-17, the movable knife wedge block 2-17 is trapezoidal and is matched with the inclined plane on the movable knife base 2-14 to clamp the movable knife 2-16, and the movable knife wedge block 2-17 is provided with a through hole for screwing a bolt. Further, a second fixed cutter seat 2-18 is fixed on the lower cover 2-2 of the crumb rubber chamber in a threaded bolt mode, the second fixed cutter seat 2-18 is a part for mounting the second fixed cutter 2-20, and a threaded hole is formed in the second fixed cutter seat 2-18 for mounting a second fixed cutter wedge block 2-19 for clamping the second fixed cutter 2-20. When the second fixed cutter 2-20 is installed, the cutter point is required to be ensured to be opposite to the cutter point of the movable cutter 2-16, and the directions are opposite.
Furthermore, the blade angle of the second fixed cutter 2-20 is 75 degrees, and the gap between the second fixed cutter 2-20 and the movable cutter 2-16 is fixed to be 4-5mm, so that the crushing efficiency is ensured. Further, when the rubber material moves between the movable knife 2-16 and the fixed knife 2-20, the rotating movable knife 2-16 and the fixed knife 2-20 crush the rubber material through shearing and extruding, and the rubber blocks are gradually crushed into small blocks through the circularly reciprocating shearing and extruding.
Further, the block rubber which meets the specification and size is discharged from the sieve holes of the sieve meshes 2-15. The main structure of the screen 2-15 is a semi-cylindrical surface which is connected and arranged on the lower cover 2-2 of the crumb rubber chamber through a bolt, the upper part of the screen is provided with a screen hole, and the shape of the screen hole is a square circumscribed circle with the side length of 50 mm. In order to maximize the number of the sieve pores and increase the discharging efficiency, the sieve pores are distributed in an equilateral triangle shape, and the interval between the sieve pores is 10 mm;
as a preferred embodiment of the invention, in order to more conveniently convey and collect the crushed rubber, the invention designs the rubber material conveying mechanism 3, the rubber material conveying mechanism 3 is fixed right below the discharge port II 2-10, as shown in figure 4, the design is that a speed reduction motor 3-8 drives a small belt wheel III 3-7 in a shaft key connection mode, a V belt is connected with a large belt wheel III 3-5, further a flat belt shaft 3-4 is driven to rotate through the shaft key connection and a bearing, the conveying belt 3-1 is driven to move through the friction action between the conveying belt 3-1 and the flat belt shaft 3-4, and further the crushed rubber is conveyed into the collection box 3-11. Thereby completing all the glue crushing procedures.
The above embodiments are merely illustrative and not restrictive of the technical solutions of the present invention. Any modification or partial replacement without departing from the spirit of the present invention should be covered in the scope of the claims of the present invention.
Claims (10)
1. A natural rubber breaker which characterized in that: comprises a frame, a first-stage rubber crushing chamber (1), a second-stage rubber crushing chamber (2) and a rubber material conveying mechanism (3);
the primary rubber crushing chamber (1) has the function of rolling large natural rubber blocks into sheets through a roller device;
the secondary rubber crushing chamber (2) is used for further crushing the natural rubber which is rolled into a sheet by a roller device;
the rubber material conveying mechanism (3) has the function of conveying crushed natural rubber;
the primary rubber crushing chamber (1) and the secondary rubber crushing chamber (2) are internally provided with fixed knives, wherein the fixed knives in the primary rubber crushing chamber (1) are matched with the rollers to further crush natural rubber and prevent the rubber from being stuck on the inner wall of the primary rubber crushing chamber (1), and the fixed knives I (1-14) and the fixed knives II (2-20) in the secondary rubber crushing chamber (2) play roles of receiving rubber materials and shearing the rubber materials.
2. A natural rubber crushing apparatus according to claim 1, wherein:
the primary rubber crushing chamber (1) comprises a roller shell (1-1), a cutter (1-2), a large belt wheel (1-3), a belt (1-4), a small belt wheel (1-5), a coupler (1-6), a motor (1-7), a gear (1-8), a bearing seat (1-9), a primary rubber crushing chamber base (1-10), a roller rotating shaft (1-11), a fixed cutter seat (1-12), a fixed cutter wedge block (1-13), a fixed cutter (1-14) and a discharge port (1-15);
connecting a cutter (1-2) with a roller rotating shaft (1-11) in a welding mode to form two rollers which are matched with each other, wherein the cutter (1-2) is provided with uniformly distributed grooves, the two rollers are fixed in a roller shell (1-1) through a bearing and a bearing seat (1-9), two sides of each roller are provided with a fixed cutter seat I (1-12) close to the inner wall of the roller shell (1-1), the fixed cutter seats I (1-12) are connected with the roller shell (1-1) in a threaded bolt mode, and the fixed cutter seats (1-12) are connected with a fixed cutter wedge I (1-13) and a fixed cutter I (1-14) through threaded bolts;
two sides of a roller rotating shaft (1-11) are connected with a roller shell (1-1) through bearings, the bearings are fixed through bearing seats (1-9), one end of the roller rotating shaft (1-11) is connected with gears (1-8) through shaft key connection, and the two gears (1-8) are meshed with each other;
the other end of the roller rotating shaft (1-11) is connected with a large belt wheel I (1-3) through shaft key connection, the large belt wheel I (1-3) is connected with a small belt wheel I (1-5) through a belt I (1-4), and the small belt wheel I (1-5) is connected with a motor I (1-7) through a coupling (1-6); a first-level rubber crushing chamber base (1-10) supports a first motor (1-7);
the first discharge port (1-15) is connected with a first-level rubber crushing chamber base (1-10) in a welding mode.
3. A natural rubber crushing apparatus according to claim 1, wherein:
the secondary rubber crushing chamber (2) comprises a rubber crushing chamber upper cover (2-1), a rubber crushing chamber lower cover (2-2), a large belt wheel II (2-3), a belt II (2-4), a small belt wheel II (2-5), a coupling shaft (2-6), a coupling (2-7), a motor II (2-8), a secondary rubber crushing chamber base (2-9), a discharge hole II (2-10), a rotating shaft (2-11), a bearing sleeve (2-12), a bearing (2-13), a movable knife base (2-14), a screen (2-15), a movable knife (2-16), a movable knife wedge block (2-17), a fixed knife base II (2-18), a fixed knife wedge block II (2-19) and a fixed knife II (2-20);
the screen (2-15) and the second fixed cutter seat (2-18) are fixedly connected with the lower cover (2-1) of the crumb rubber chamber through bolts, the second fixed cutter seat (2-18) is arranged above the screen (2-15), and the second fixed cutter (2-20) is fixed on the second fixed cutter seat (2-18) through a second fixed cutter wedge block (2-19);
the movable knife (2-16) is fixed on the movable knife seat (2-14) through the movable knife wedge block (2-17), the interval angle of the movable knife (2-16) on the movable knife seat (2-14) is (120 degrees), the movable knife seat (2-14) with the movable knife (2-16) is arranged on the rotating shaft (2-11), and the movable knife seats (2-14) are spirally arranged on the rotating shaft (2-11);
the rotating shaft (2-11) is connected with the upper cover (2-1) of the rubber crushing chamber through a bearing (2-13), and the bearing (2-13) is connected with the upper cover (2-1) of the rubber crushing chamber through a bearing sleeve (2-12);
the upper cover (2-1) of the rubber crushing chamber and the lower cover (2-1) of the rubber crushing chamber are fixed through bolts and nuts, the rotating shaft (2-11) is connected with the large belt wheel II (2-3) through a shaft key, the large belt wheel II (2-3) is connected with the small belt wheel II (2-5) through the belt II (2-4), the small belt wheel II (2-5) is connected with the motor II (2-8) through the coupling shaft (2-6) and the coupling (2-7), and the coupling shaft (2-6) and the coupling (2-7) are connected in a shaft key connection mode;
the second-stage rubber crushing chamber base (2-9) supports a second motor (2-8); the second discharge port (2-10) is connected with the second-stage rubber crushing chamber base (2-9) in a welding mode.
4. A natural rubber crushing apparatus according to claim 1, wherein:
the rubber material conveying mechanism (3) comprises a conveying belt (3-1), a bearing fixing seat (3-2), a flat belt support plate (3-3), a flat belt shaft (3-4), a large belt wheel III (3-5), a belt III (3-6), a small belt wheel III (3-7), a speed reducing motor (3-8), a motor base (3-9), a flat belt support (3-10) and a collecting box (3-11);
the flat belt support (3-10) supports the flat belt support plate (3-3), the speed reducing motor (3-8) is connected with the small belt wheel III (3-7) through shaft key connection, the large belt wheel III (3-5) is connected with the small belt wheel III (3-7) through the belt III (3-6), the flat belt shaft (3-4) is connected with the large belt wheel III (3-5) through shaft key connection, and the flat belt shaft (3-4) is connected with the bearing fixing seat (3-2) through a bearing;
the flat belt support plate (3-3) is used for supporting the conveyor belt (3-1), the motor base (3-9) is used for supporting the speed reducing motor (3-8), the flat belt shaft (3-4) is fixedly connected with the flat belt support plate (3-3), and the flat belt support plate (3-3) is fixedly connected with the flat belt support plate (3-10); the collecting box (3-11) is placed at the end part of the conveyor belt (3-1) and is used for collecting the sizing material.
5. A natural rubber crushing apparatus according to claim 2, wherein:
the roller shell (1-1) is connected with a first-stage rubber crushing chamber base (1-10) in a bolt and nut mode;
the motor I (1-7) provides driving power, the shaft coupling drives the small belt wheel I (1-5) to rotate, the belt I (1-4) drives the large belt wheel I (1-3) to rotate, the roller rotating shafts (1-11) are driven to rotate in a shaft key connection mode, the bearings and the shaft key connection mode drive the gears (1-8) to rotate, the two gears (1-8) are meshed with each other, and the two rollers rotate oppositely to realize the crushing and slicing of the natural rubber;
the inner wall of the roller shell (1-1) is provided with a fixed cutter seat I (1-12), a threaded hole is formed in the fixed cutter seat I (1-12) to install a fixed cutter wedge I (1-13) for clamping the fixed cutter I (1-14), the cutting edge angle of the fixed cutter I (1-14) is 75 degrees, natural rubber can be further crushed, the rubber is prevented from being adhered to the inner wall, the directions of the fixed cutter I (1-14) on two sides of the primary rubber crushing chamber (1) are opposite, and the gap between the fixed cutter I (1-14) and the roller is fixed to be 5-6mm, so that the crushing efficiency is guaranteed, and rubber rolled into pieces enters the next link.
6. A natural rubber crushing apparatus according to claim 2, wherein:
the primary rubber crushing chamber base (1-10) is connected with the secondary rubber crushing chamber (2-9) in a welding mode;
the second motor (2-8) provides driving power, the second small belt wheel (2-5) is driven to rotate through the shaft coupling (2-6) and the shaft coupling (2-7), the second large belt wheel (2-3) is driven to rotate through the second belt (2-4), and the rotating shaft (2-11) is driven to rotate through shaft key connection;
the movable knife seat (2-14) is welded on the rotating shaft (2-11) and is used for bearing parts of the movable knife (2-16), a knife slot is formed in the movable knife seat, the movable knife (2-16) is installed in the knife slot through a movable knife wedge block (2-17), a through hole is formed in the knife slot, and the movable knife wedge block (2-17) is installed on the movable knife seat (2-14) through a bolt so as to fix the position of the movable knife (2-16);
after the rubber material which is rolled into pieces by the first-stage rubber crushing chamber falls into the second-stage rubber crushing chamber, the moving knife (2-16) arranged on the moving knife seat (2-14) drives the rubber material to move together, in order to design conveniently and ensure certain performance, the knife edge angle of the moving knife (2-16) is (45) ° so as to ensure the mechanical strength of the moving knife (2-16), no hole is arranged on the moving knife (2-16), the moving knife is clamped and arranged on the moving knife seat (2-14) through the moving knife wedge block (2-17), the moving knife wedge block (2-17) is trapezoidal and is matched with the inclined plane on the moving knife seat (2-14) to clamp the moving knife (2-16), and the moving knife wedge block (2-17) is provided with a through hole for screwing a bolt;
a second fixed cutter seat (2-18) is fixed on the lower cover (2-2) of the crumb rubber chamber in a threaded bolt mode, the second fixed cutter seat (2-18) is a part for mounting a second fixed cutter (2-20), and a threaded hole is formed in the second fixed cutter seat (2-18) for mounting a second fixed cutter wedge block (2-19) for clamping the second fixed cutter (2-20); when the second fixed cutter (2-20) is installed, the cutter point is required to be ensured to be opposite to the cutter point of the movable cutter (2-16), and the directions are opposite.
7. A natural rubber crushing apparatus according to claim 6, wherein:
the knife edge angle of the second fixed knife (2-20) is 75 degrees, and the gap between the second fixed knife (2-20) and the movable knife (2-16) is fixed to be 4-5mm, so that the crushing efficiency is ensured;
when the rubber material moves between the movable knife (2-16) and the fixed knife II (2-20), the rotating movable knife (2-16) and the fixed knife II (2-20) crush the rubber material through shearing and extruding actions, and the rubber blocks are gradually crushed into small blocks through the circularly reciprocating shearing and extruding actions.
8. A natural rubber crushing apparatus according to claim 7, wherein:
discharging the blocky rubber which meets the specification and size from the sieve holes of the sieve (2-15);
the screen mesh (2-15) is a semi-cylindrical surface, is connected and installed on the lower cover (2-2) of the crumb rubber chamber through a bolt, is provided with a screen hole, and is in the shape of a square circumscribed circle with the side length of 50 mm;
in order to maximize the number of the sieve pores and increase the discharging efficiency, the sieve pores are distributed in an equilateral triangle shape, and the interval between the sieve pores is 10 mm.
9. A natural rubber crushing apparatus according to claim 1, wherein:
the rubber material conveying mechanism (3) is fixed under the discharge port II (2-10), the small belt wheel III (3-7) is driven by a speed reducing motor (3-8) in a shaft key connection mode, the large belt wheel III (3-5) is connected through a V belt, the flat belt shaft (3-4) is driven to rotate through shaft key connection and a bearing, the conveying belt (3-1) is driven to move through the friction action between the conveying belt (3-1) and the flat belt shaft (3-4), and the crushed rubber is conveyed into the rubber collecting box (3-11), so that all rubber crushing procedures are completed.
10. A natural rubber crushing method is characterized by comprising the following steps:
1) firstly, adding large natural rubber into a primary rubber crushing chamber (1) from a feeding hole, rolling the natural rubber into sheets after two rollers rotate oppositely, and arranging a fixed knife I (1-14) on the inner wall of the primary rubber crushing chamber for scraping rubber to prevent the rubber from being adhered to the rollers and the inner wall of the rubber crushing chamber;
2) the rubber rolled into the sheets falls into a secondary rubber crushing chamber (2), the sheets of natural rubber are crushed into small pieces of rubber through the rotary extrusion shearing action of movable cutters (2-16) arranged in a spiral manner, meanwhile, the inner wall of a lower cover of the rubber crushing chamber is provided with a second fixed cutter (2-20) which is matched with the movable cutters (2-16) to crush the rubber, after the rubber crushing is finished, the rubber which meets the size of a sieve mesh flows out of a second discharge port (2-10) through a bottom screen (2-15), and the rubber which does not meet the size is sheared again through the movable cutters (2-16) until the rubber meets the size requirement;
3) and finally, conveying the rubber material into a rubber material conveying mechanism (3) and finally into a collection box (3-11) to finish the work flow.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210517945.5A CN114905659A (en) | 2022-05-12 | 2022-05-12 | Natural rubber crushing method and device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210517945.5A CN114905659A (en) | 2022-05-12 | 2022-05-12 | Natural rubber crushing method and device |
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| CN210679283U (en) * | 2020-01-19 | 2020-06-05 | 海南精翊机电设备有限公司 | Efficient crusher for rubber |
| CN212218940U (en) * | 2020-03-11 | 2020-12-25 | 董蹊跷 | Feeding chamber for rubber production |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09254155A (en) * | 1996-03-21 | 1997-09-30 | Shin Etsu Polymer Co Ltd | Apparatus for rolling plastic molded product |
| JPH10100145A (en) * | 1996-09-27 | 1998-04-21 | Nippon Zeon Co Ltd | Production of rubbery polymer and apparatus therefor |
| CN1439505A (en) * | 2002-02-22 | 2003-09-03 | 梁军 | Single edge, double disc and multi-stage rubber-plastic cutting breaker |
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