CN108312375B - A feed back device for rubber is kneaded - Google Patents
A feed back device for rubber is kneaded Download PDFInfo
- Publication number
- CN108312375B CN108312375B CN201810203636.4A CN201810203636A CN108312375B CN 108312375 B CN108312375 B CN 108312375B CN 201810203636 A CN201810203636 A CN 201810203636A CN 108312375 B CN108312375 B CN 108312375B
- Authority
- CN
- China
- Prior art keywords
- kneading
- rubber
- screw
- conveying device
- conveying
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000004898 kneading Methods 0.000 claims abstract description 119
- 239000000463 material Substances 0.000 claims abstract description 94
- 238000004513 sizing Methods 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims description 52
- 239000003292 glue Substances 0.000 claims description 13
- 238000007790 scraping Methods 0.000 claims description 9
- 238000004064 recycling Methods 0.000 claims description 6
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 241000270295 Serpentes Species 0.000 claims description 3
- 210000004209 hair Anatomy 0.000 claims description 3
- 230000036548 skin texture Effects 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 6
- 239000002699 waste material Substances 0.000 abstract description 5
- 238000001914 filtration Methods 0.000 abstract description 2
- 239000012535 impurity Substances 0.000 description 4
- 241000589973 Spirochaeta Species 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 239000010920 waste tyre Substances 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000010057 rubber processing Methods 0.000 description 1
- 238000010092 rubber production Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- 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
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7476—Systems, i.e. flow charts or diagrams; Plants
- B29B7/7495—Systems, i.e. flow charts or diagrams; Plants for mixing rubber
-
- 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
- B29B7/00—Mixing; Kneading
- B29B7/80—Component parts, details or accessories; Auxiliary operations
Abstract
The invention provides a feed back device for kneading rubber, which is characterized in that: the rubber material conveying device comprises a kneading group, a rubber filtering machine, a tabletting forming unit, and a rim charge returning device and a rubber sheet conveying device which are communicated with the kneading group and the tabletting forming unit, wherein the kneading group comprises at least 5 kneading machines which are connected in series, any two adjacent kneading machines are connected through an inclined conveying device except for the last kneading machine, and the last kneading machine along the rubber material conveying direction is respectively communicated with the previous kneading machine and the tabletting forming unit through the rubber sheet conveying device; the tablet forming unit comprises at least 2 kneading tablet forming machines which are connected in parallel, and the rubber filter is arranged between the kneading unit and the tablet forming unit. The invention can effectively solve the problems of waste of leftover materials in the kneading process of sizing materials and high manpower resource consumption in the kneading process, further reduces the enterprise cost and can better realize the effect of saving resources in the rubber field.
Description
Technical Field
The invention belongs to the technical field of rubber regeneration, and particularly relates to a material returning device for rubber kneading.
Background
With the development of economy, the number of vehicles is increased, and meanwhile, the number of junked tires is also rapidly increased, and the existing junked tires are piled up like mountains. The waste tires cause serious environmental pollution problems, and how to treat the waste tires is widely paid attention to.
There have been studies on how to dispose of the scrap tires, but the problem of pollution caused by the scrap rubber has not been solved at all. On the other hand, with the development of economy, the demand of rubber in the market is continuously rising, while the yield of raw rubber is limited by natural environment, and the contradiction between supply and demand is also more and more prominent. The regeneration of the waste rubber can reduce environmental pollution and reduce the demand for raw rubber.
In the waste rubber recycling industry, waste rubber is firstly processed by rubber powder equipment to prepare rubber powder. Then the rubber powder is made into reclaimed rubber by reclaimed rubber equipment, so that the reclaimed rubber can replace part of raw rubber, and rubber products can be made to meet market demands. In rubber production, rubber raw materials are mixed by a mixing device, namely raw rubber serving as the rubber raw materials is changed into a plastic state by a whole set of mixing device, and then the raw rubber is rolled, filtered, pressed into pieces, dried and finally cut into a prescribed size and then is filled into a woven bag for packaging.
Chinese patent CN202846742U discloses a reclaimed rubber kneading apparatus, which comprises at least three kneading machines, wherein any two adjacent kneading machines are connected by a conveying device, and the linear speed ratio of the front roller and the rear roller of the first kneading machine in the conveying direction is smaller than that of the front roller and the rear roller of the following kneading machine. Further, the number of the kneading machines is five, and the line speed ratio of the front roller to the rear roller of the first kneading machine is smaller than that of the front roller to the rear roller of the rear four kneading machines along the transportation direction; further, the linear speed ratio of the front roller to the rear roller of the first kneader in the transportation direction is 1:1.3-1.5, and the linear speed ratio of the front roller to the rear roller of the last four kneaders is 1:1.8-2.0; the conveying device is a belt conveying device. In the kneading step of the reclaimed rubber, a single kneading is performed on a kneader. The rubber material is kneaded once by a kneader once, and the scattered rubber material after being kneaded for many times forms a rubber sheet, but corner rim materials are inevitably present, and if the corner rim materials are not recycled, the waste of rubber raw materials is inevitably caused.
Chinese patent CN201776851U discloses a rubber filter, and it includes feeding device, screw rod, barrel, filter screen filter plate and aircraft nose, feeding device installs in one side on barrel upper portion and communicates with the barrel is inside, and the screw rod is installed in the barrel, and the opposite side at the relative feeding device of barrel is established to the aircraft nose, and the filter screen filter plate is fixed in aircraft nose pan feeding mouth department, sets up the pressure pump between filter screen filter plate and barrel, and this equipment can realize the function of rubber filter, but this equipment needs two pressure pumps to provide pressure when the operation, causes the screw rod life-span greatly reduced easily.
The problem that corner edge materials are generated in the kneading process, a certain amount of corner edge materials are generated when the prepared rubber is cut and packaged, and the problem that the utilization rate of sizing materials in rubber processing can be improved becomes the problem to be solved by the technical personnel in the field.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a material returning device for rubber kneading, which can recycle corner rim materials and improve the utilization rate of rubber materials.
The technical scheme of the invention is as follows: a feed back device for rubber kneading, its characterized in that: comprises a kneading group, a rubber filter, a tabletting forming unit, a rim charge returning device and a rubber sheet conveying device, wherein the rim charge returning device is used for communicating the kneading group with the tabletting forming unit; the kneading group comprises at least 5 kneading machines which are connected in series, wherein any two adjacent kneading machines except the last kneading machine are connected through a transmission device, and the last kneading machine along the glue stock transmission direction is respectively communicated with the former kneading machine and a tabletting forming unit through a glue piece conveying device; the tablet forming unit comprises at least 2 kneading tablet forming machines connected in parallel; the rubber filter is arranged between the kneading unit and the tabletting and forming unit.
Further, the kneading machine is 5, and first kneading machine one end along sizing material conveying direction is equipped with a screw conveyer, screw conveyer includes motor, speed reducer, spirochaeta, defeated material room, feed inlet, discharge gate and tail-end bearing, the feed inlet becomes loudspeaker form and lays on the upper surface at the top of defeated material room along sizing material advancing direction, the discharge gate becomes rectangular, is located defeated material room terminal lower surface, the spirochaeta comprises main screw rod and vice screw rod two parts, defeated material room is the rectangle and leads to empty structure, and defeated material room's cross section is square, is equipped with equidistant bump on defeated material room's the internal surface, and bump height is not more than 3mm, preferably 2mm.
Further, the main screw is formed by a mandrel, full-face type screw blades spirally arranged on the mandrel and scull type screw blades spaced between the two full-face type screw blades, wherein the scull type screw blades are positioned on the same side of the mandrel, scraping plates are arranged in the vertical direction of the edges of the full-face type screw blades, a supporting strut is fixed in the middle of the full-face type screw blades, the edges of the scraping plates are subjected to blade processing, the blade is a single-face cutting edge, and screw holes are formed in the tail ends of the main screw; the auxiliary screw is shaftless helical blade, is located shaftless helical blade edge fixed mounting of discharge gate top has the brush, and a distance of brush is constituteed to interval between two brushes, and the brush is conical structure, and the material is the PVC material, shaftless helical blade's top is equipped with the base that corresponds with the screw, and main screw passes through screw fixed connection with auxiliary screw, and the scraper is used for advancing the sizing material of defeated material room bottom to the spirochaeta direction of rotation, scrapes the blade edge and does the knife-edge and handle, is used for increasing the edge degree of scraping the blade edge, gets rid of the material of adhesion in defeated material room bottom, shaftless helical blade edge fixed mounting has the brush for clear away the material of adhesion on the casing, prevent to block the discharge gate.
Further, the direction of the brush bristles is perpendicular to the rotating direction of the screw body, and the axial radiuses of the main screw rod and the auxiliary screw rod are equal.
Further, the oblique transmission device comprises driving motor, oblique transmission band, roller and the material baffle that is located oblique transmission both sides, the oblique transmission band is equipped with snake skin line structure for clitellum form surface, and driving motor drives the rotation of oblique transmission band through a plurality of roller.
Further, the rim charge returning device is composed of a transverse transmission device and a plurality of groups of parallel longitudinal transmission devices, the transverse transmission device is composed of a driving motor, a material box and a transverse transmission belt positioned in the material box, a plurality of exhaust pipes are arranged on the upper surface of the material box, the longitudinal transmission device is composed of a longitudinal transmission belt and positioning plates positioned on two sides of the longitudinal transmission belt, and the tail end of the longitudinal transmission device is positioned above the transverse transmission device and forms a certain angle with the transverse transmission device, and the angle is not more than 60 degrees, preferably 30 degrees.
The bottom of last two kneading machines of kneading machine group and the tablet forming machine among the tablet forming machine group all is equipped with corner transmission device, corner transmission device transversely places to certain angle with ground, this angle is not greater than 60 degrees, preferably 45 degrees.
Further, the tail end of the corner conveying device is positioned above the starting end of the longitudinal conveying device, and the tail end of the transverse conveying device along the transmission direction of the conveying belt is communicated with a second kneader in the kneading unit along the advancing direction of the sizing material through a longitudinally placed return belt.
Further, the film conveying device consists of a transmission motor, a carrier roller support frame and a plurality of carrier rollers, wherein the carrier roller support frame consists of two parallel cross beams, equidistant sliding bearings are arranged on the cross beams, the carrier rollers are arranged on the two cross beams through the sliding bearings, any two adjacent carrier rollers are relatively parallel, and the film conveying device is positioned above a fifth kneading machine, a rubber filter and a tabletting forming machine set of the kneading group.
Further, the kneading machine includes horn, motor, reducing gear box, roller and water loudspeaker, the filter gum machine includes feed inlet, barrel, screw rod, force pump, filter screen board, discharge gate, guide plate, the feed inlet is located the upper portion of barrel, has set gradually screw rod, force pump, filter screen board, discharge gate along the axial of barrel in the inside of barrel, and the discharge gate is equipped with the guide plate along the axial of barrel outward.
Further, after the rubber is kneaded by four kneading machines, the rubber basically forms sheet rubber, the sheet rubber is continuously transmitted forwards by a rubber sheet transmission device, an operator pulls the sheet rubber into a5 th kneading machine through a gap between two carrier rollers for further kneading, the kneaded sheet rubber is continuously sent into the next working procedure by the rubber sheet transmission device, two types of processing can be adopted according to different rubber precision required by customers, for products with high precision requirements, the sheet rubber is further processed by a rubber filter, the rubber forms a certain melt under the shearing action of a screw rod, the rubber is extruded out of a filter screen plate under the action of a pressure pump, impurities in the rubber are removed, the rubber after the impurities are removed is sent into a tabletting forming unit for kneading and tabletting to prepare products, and for products with low precision requirements, the kneaded sheet rubber is directly sent into the tabletting forming unit for preparing products.
Furthermore, compared with a kneader in the kneading group, the kneading tablet forming machine in the tablet forming machine set is different in that the thickness of a film processed by the kneading tablet forming machine in the tablet forming machine set is smaller than the thickness of a sheet-shaped sizing material kneaded by the kneader, and meanwhile, a roll shaft is arranged outside the kneading tablet forming machine for guiding the direction of the film, and the film processed by the kneading tablet forming machine is packaged.
Furthermore, the leftover materials generated in the device are conveyed to the kneading group for re-kneading through the leftover material conveying device and the leftover material returning device.
Compared with the prior art, the invention has the beneficial effects that:
(1) The invention adopts the corner transmission device and the rim charge returning device, so that the rim charge generated in the kneading and cutting process of the rubber material can be further recycled, and the utilization rate of rubber resources is effectively improved.
(2) The screw body in the screw conveying device adopts a mode of combining a main screw rod and an auxiliary screw rod, a full-face screw blade and a oar screw blade are designed on the mandrel in the main screw rod, the auxiliary screw rod is designed to be a shaftless screw blade, the respective performances can be effectively utilized, materials enter a conveying chamber from a feed inlet to enable the materials to be conveyed upwards through the main screw rod with the mandrel, when the materials reach a discharge outlet quickly, the materials are conveyed through the shaftless screw blade, and the characteristic that the shaftless screw blade is large in conveying space is utilized, so that the quantity of the materials conveyed by the screw conveying device in unit time is improved.
(3) According to the invention, the hairbrush is fixedly arranged at the edge of the shaftless spiral blade, so that the adhered materials on the inner wall of the material conveying chamber can be effectively cleaned, and the blockage of the materials is prevented.
(4) The film conveying device is positioned above the fifth kneading machine, the rubber filtering machine and the tabletting and forming machine set of the kneading group, so that the possibility that other impurities adhere to the rubber surface is effectively avoided.
(5) The rubber filter provided by the invention adopts a single pressure pump to provide pressure, so that the damage to the screw rod can be reduced to a greater extent, the service life of the screw rod is prolonged, and the equipment cost of enterprises is further saved.
Drawings
FIG. 1 is a front view of a feed back apparatus for kneading rubber;
FIG. 2 is a top view of a feed back device for kneading rubber;
FIG. 3 is a schematic view of the structure of the kneader;
FIG. 4 is a schematic view of the structure of the screw conveyor;
FIG. 5 is a schematic view of the structure of the auxiliary screw in the screw conveyor;
FIG. 6 is a schematic view of the structure of the main screw in the screw conveyer
FIG. 7 is a schematic diagram of a gum filter;
Fig. 8 is a schematic view of the structure of the surface serpentine of the conveyor belt in the conveyor.
Fig. 1-7 are labeled as follows: 1. a kneader; 2. kneading and tabletting molding machine; 3. a glue filter; 4. a screw conveyor; 5. a rim charge returning device; 6. a lateral transfer device; 7. an inclined transmission device; 8. corner transmission device; 9. film conveying device; 10. a motor; 11. a speed reducer; 12. a feed inlet 13, a main screw; 14. a material conveying chamber; 15. a secondary screw; 16. a tail bearing; 17. a discharge port; 18. a brush; 101. a machine foot; 102. a motor; 103. a reduction gearbox; 104. a gear box; 105. a roller; 106. a water horn; 301. a feed inlet; 302. a barrel; 303. a screw; 304. a pressure pump; 305. a filter screen plate; 306. a discharge port; 307 guide plates; 308. a motor; 1301. a mandrel; 1302. full-face helical blades; 1303. a scraping plate; 1304. scull propeller blades; 1801. brushing; 1802. a brush handle.
Detailed Description
The invention will be described in further detail below with reference to the drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Example 1
A feed back apparatus for kneading rubber as shown in fig. 1 and 2, characterized by comprising: the rubber sheet forming machine comprises a kneading group, a rubber filter 3, a tabletting forming unit, a rim charge returning device 5 and a rubber sheet conveying device 9, wherein the rim charge returning device is used for communicating the kneading group with the tabletting forming unit; the kneading group comprises at least 5 kneading machines 1 which are connected in series, wherein any two adjacent kneading machines except the last kneading machine are connected through an inclined conveying device 7, and the last kneading machine along the glue stock conveying direction is respectively communicated with the former kneading machine and a tabletting forming unit through a glue piece conveying device 9; the tablet forming unit comprises at least 2 kneading tablet forming machines 2 which are connected in parallel; the rubber filter 3 is arranged between the kneading unit and the tabletting and forming unit.
With reference to fig. 4, further, the number of kneading machines is 5, one end of the first kneading machine along the conveying direction of the sizing material is provided with a screw conveying device 4, the screw conveying device 4 comprises a motor 10, a speed reducer 11, a screw body, a conveying chamber 14, a feed inlet 12, a discharge outlet 17 and a tail bearing 16, the feed inlet 12 is arranged on the upper surface of the starting end of the conveying chamber 14 in a horn shape, the discharge outlet 17 is rectangular and is positioned on the lower surface of the tail end of the conveying chamber 14, the screw body consists of a main screw 13 and an auxiliary screw 15, the conveying chamber 14 is of a rectangular hollow structure, the cross section of the conveying chamber is square, the inner surface of the conveying chamber is provided with equidistant protruding points, and the height of the protruding points is not more than 3mm, preferably 2mm.
Referring to fig. 5 and 6, further, the main screw 13 is composed of a mandrel 1301, full-face helical blades 1302 arranged on the mandrel 1301 in a spiral shape, and oar helical blades 1304 spaced between the two full-face helical blades, the oar helical blades 1304 are located on the same side of the mandrel 1301, a scraping plate 1303 is arranged in the vertical direction of the edges of the full-face helical blades 1302, a supporting strut is fixed in the middle of the full-face helical blades 1302, the edges of the scraping plate 1303 are subjected to blade processing, the blade is a single-sided blade, and screw holes are formed at the tail ends of the main screw; the auxiliary screw 15 is shaftless helical blade, brush 18 is fixed to shaftless helical blade edge, and brush 18 comprises brush holder 1802 and brush hair 1801, shaftless helical blade's top is equipped with the base that corresponds with the screw, and main screw 13 passes through screw fixed connection with auxiliary screw 15, scrapes flitch 1303 and is used for advancing the sizing material of defeated material room 14 bottom to the screw direction of rotation, scrapes the flitch edge and does the knife point and handle, is used for increasing the edge of scraping the flitch edge, will adhere the material of being in defeated material room 14 bottom, and shaftless helical blade edge fixed mounting has brush 18 for clear away the material of adhesion on the casing, prevent to block the discharge gate, brush hair 1801's orientation is perpendicular with screw pivoted direction, main screw equals with the axle radius of auxiliary screw.
Further, the material is upwards conveyed through the main screw rod with the mandrel, when the material reaches the discharge hole quickly, the material is conveyed through the shaftless spiral blade, and the characteristic that the shaftless spiral blade is large in conveying space is utilized, so that the amount of the conveyed material in unit time of the spiral conveying device is improved.
Further, the inclined conveying device 7 is composed of a driving motor, an inclined conveying belt, roller shafts and material baffles positioned on two sides of the conveying belt, the inclined conveying belt is of an endless belt-shaped surface provided with a snake skin texture structure, and the driving motor drives the inclined conveying belt to rotate through a plurality of roller shafts.
Further, the rim charge returning device 5 is composed of a transverse transmission device 6 and a plurality of groups of parallel longitudinal transmission devices, the transverse transmission device 6 is composed of a driving motor, a material box and a transverse transmission belt positioned in the material box, a plurality of exhaust pipes are arranged on the upper surface of the material box, the longitudinal transmission device is composed of a longitudinal transmission belt and positioning plates positioned on two sides of the longitudinal transmission belt, and the tail end of the longitudinal transmission device is positioned above the transverse transmission device 6 and forms a certain angle with the transverse transmission device 6, and the angle is not more than 60 degrees, preferably 30 degrees.
Further, the last two kneading machines of the kneading machine set and the bottom of the tablet forming machine set are respectively provided with a corner conveying device 8, and the corner conveying devices 8 are transversely arranged and form an angle with the ground, wherein the angle is not more than 60 degrees, preferably 45 degrees.
Further, the tail end of the corner conveying device 8 is positioned above the starting end of the longitudinal conveying device in the rim charge returning device 5, and the tail end of the transverse conveying device 6 along the transmission direction of the conveying belt is communicated with a second kneader in the kneading unit along the advancing direction of the sizing material through a longitudinally placed return belt.
Further, the film conveying device 9 is composed of a transmission motor, a carrier roller support frame and a plurality of carrier rollers, the carrier roller support frame is composed of two parallel cross beams, equidistant sliding bearings are arranged on the cross beams, the carrier rollers are arranged on the two cross beams through the sliding bearings, and any two adjacent carrier rollers are relatively parallel.
As shown in fig. 3 and 7, further, the kneader 1 includes a machine foot 101, a motor 102, a reduction gearbox 103, a gear box 104, a roller 105 and a water horn 106, the gum filter 3 includes a feed inlet 301, a machine barrel 302, a screw 303, a pressure pump 304, a screen plate 305, a discharge outlet 306, a guide plate 307 and a motor 308, the feed inlet 301 is located at the upper part of the machine barrel 302, the screw 303, the pressure pump 304, the screen plate 305 and the discharge outlet 306 are sequentially arranged in the machine barrel 302 along the axial direction of the machine barrel 302, and the guide plate 307 is arranged outside the discharge outlet 306 along the axial direction of the machine barrel.
Example 2
A feed back apparatus for kneading rubber as shown in fig. 1 and 2, characterized by comprising: the rubber sheet forming machine comprises a kneading group, a rubber filter 3, a tabletting forming unit, a rim charge returning device 5 and a rubber sheet conveying device 9, wherein the rim charge returning device is used for communicating the kneading group with the tabletting forming unit; the kneading group comprises at least 5 kneading machines 1 which are connected in series, wherein any two adjacent kneading machines except the last kneading machine are connected through an inclined conveying device 7, and the last kneading machine along the glue stock conveying direction is respectively communicated with the former kneading machine and a tabletting forming unit through a glue piece conveying device 9; the tablet forming unit comprises at least 2 kneading tablet forming machines 2 which are connected in parallel; the rubber filter 3 is arranged between the kneading unit and the tabletting and forming unit.
In connection with example 1, the recycling process of the device is further elucidated, firstly coarse rubber materials are transported to a first kneader by a screw conveyor 4 for rolling and kneading, the kneaded rubber materials are transported to a second kneader by an inclined conveyor 7 connecting the first kneader and the second kneader for continuous kneading until the rubber materials enter the fourth kneader, the rubber materials after the fourth kneader basically have a sheet-shaped structure, but the sheet-shaped structure is required to be further kneaded, and in order to avoid further pollution to the rubber materials of the sheet-shaped structure in the transportation process, the rubber materials are transported to the fifth kneader by a rubber sheet conveyor 9 positioned on the fifth kneader for continuous kneading, and since the non-forming rim leftover materials in the fourth kneader cannot be transported to the fifth kneader by a rubber sheet conveyor 9, and then the rim leftover materials are arranged outside the fourth kneader by a rim leftover conveyor 8 and a rim leftover material conveyor 5, and the non-forming rim leftover materials are transported to the transverse conveyor 6 in the non-forming rim leftover materials conveyor 5.
Because different customers have different purity requirements on the rubber products, a rubber filter 3 is arranged between the kneading group and the tabletting forming unit and is used for meeting the customer requirements on the high purity requirements of the rubber products, the flaky rubber material kneaded by the fifth kneading machine possibly contains impurities such as gravel and the like, the kneaded flaky rubber material is conveyed to the top of the rubber filter 3 through a rubber sheet conveying device 9, the rubber material at the bottom is conveyed to a transverse conveying device 6 in an edge material returning device 5 through a corner conveying device 8, the flaky rubber material needing to be filtered is manually pulled to a feed inlet 301 of the rubber filter 3, the rubber material with higher purity is obtained after being filtered by the rubber filter 3, and the rubber material with higher purity is conveyed to the tabletting forming unit through a guide plate 307 in the rubber filter 3, so that the rubber product is manufactured.
When the purity requirement of the glue product is not high, the sheet glue material kneaded by the fifth kneader is directly conveyed to the bottom of the tabletting and forming unit through the glue sheet conveying device 9, and the sheet glue to be processed is manually pulled into the kneading and tabletting and forming machine, so that a product can be obtained.
The edge and corner crushed aggregates are generated when the kneading and tabletting forming machine works, and the edge and corner conveying device 8 is arranged outside the kneading and tabletting forming machine, and the edge and corner crushed aggregates are conveyed to the longitudinal conveying device of the edge material returning device 5 through the edge and corner conveying device 8 and conveyed to the transverse conveying device 6 through the longitudinal conveying device of the edge material returning device 5.
By arranging a longitudinally placed feed back belt between the transverse conveying device 6 and the second kneader, the sizing material in the transverse conveying device 6 is conveyed onto an inclined conveying belt in an inclined conveying device 7 between the first kneader and the second kneader, so that the sizing material is kneaded again.
While the foregoing description illustrates and describes the preferred embodiments of the present invention, as noted above, it is to be understood that the invention is not limited to the forms disclosed herein but is not to be construed as excluding other embodiments, and that various other combinations, modifications and environments are possible and may be made within the scope of the inventive concepts described herein, either by way of the foregoing teachings or by those of skill or knowledge of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the invention are intended to be within the scope of the appended claims.
Claims (5)
1. A feed back device for rubber kneading, its characterized in that: comprises a kneading group, a rubber filter (3), a tabletting forming unit, a rim charge returning device (5) and a rubber sheet conveying device (9) which are communicated with the kneading group and the tabletting forming unit; the kneading group comprises at least 5 kneading machines (1) which are connected in series, wherein any two adjacent kneading machines except the last kneading machine are connected through an inclined conveying device (7), and the last kneading machine along the glue stock conveying direction is respectively communicated with the former kneading machine and a tabletting forming unit through a glue piece conveying device (9); the tablet forming unit comprises at least 2 kneading tablet forming machines (2) which are connected in parallel; the rubber filter (3) is arranged between the kneading unit and the tabletting forming unit;
the number of the kneading machines is 5, one end of the first kneading machine along the conveying direction of the sizing material is provided with a spiral conveying device (4), the spiral conveying device (4) comprises a motor (10), a speed reducer (11), a spiral body, a conveying chamber (14), a feeding hole (12), a discharging hole (17) and a tail bearing (16), the feeding hole (12) is arranged on the upper surface of the starting end of the conveying chamber (14) in a horn shape, the discharging hole (17) is rectangular and is positioned on the lower surface of the tail end of the conveying chamber (14), and the spiral body consists of a main screw (13) and an auxiliary screw (15);
The main screw (13) is composed of a mandrel (1301), full-face spiral blades (1302) which are spirally arranged on the mandrel (1301) and scull spiral blades (1304) which are arranged between the two full-face spiral blades at intervals, wherein the scull spiral blades (1304) are positioned on the same side of the mandrel (1301), scraping plates (1303) are arranged in the vertical direction of the edges of the full-face spiral blades (1302), knife edge treatment is carried out on the edges of the scraping plates (1303), the knife edge is a single-face knife edge, and screw holes are formed in the tail ends of the main screw; the auxiliary screw (15) is a shaftless screw blade, a brush (18) is fixedly arranged at the edge of the shaftless screw blade, the brush (18) consists of a brush handle (1802) and brush hairs (1801), a base corresponding to the screw hole is arranged at the initial end of the shaftless screw blade, and the main screw (13) is fixedly connected with the auxiliary screw (15) through screws;
the rim charge returning device (5) consists of a transverse transmission device (6) and a plurality of groups of parallel longitudinal transmission devices, the transverse transmission device (6) consists of a driving motor, a material box and a transverse transmission belt positioned in the material box, the upper surface of the material box is provided with a plurality of exhaust pipes, the longitudinal transmission device consists of a longitudinal transmission belt and positioning plates positioned at two sides of the longitudinal transmission belt, and the tail end of the longitudinal transmission device is positioned above the transverse transmission device (6) and forms a certain angle with the transverse transmission device (6), and the angle is not more than 60 degrees;
The bottom of the last two kneading machines of the kneading machine set and the bottom of the tablet forming machine set are respectively provided with a corner transmission device (8), the corner transmission devices (8) are transversely placed and form a certain angle with the ground, and the angle is not more than 60 degrees;
The tail end of the corner conveying device (8) is positioned above the starting end of the longitudinal conveying device in the rim charge returning device (5), and the tail end of the transverse conveying device (6) along the transmission direction of the transverse conveying belt is communicated with a second tire kneading machine in the kneading unit along the advancing direction of the sizing material through a longitudinally placed material returning belt.
2. A recycling apparatus for kneading rubber according to claim 1, wherein: the direction of the bristles (1801) of the brush (18) is perpendicular to the rotating direction of the screw body, and the axial radiuses of the main screw rod and the auxiliary screw rod are equal.
3. A recycling apparatus for kneading rubber according to claim 1, wherein: the oblique conveying device (7) consists of a driving motor, an oblique conveying belt, roller shafts and material baffles positioned on two sides of the conveying belt, wherein the oblique conveying belt is provided with a snake skin texture structure on the annular surface, the texture is protruding, and the driving motor drives the oblique conveying belt to rotate through a plurality of roller shafts.
4. A recycling apparatus for kneading rubber according to claim 1, wherein: the film conveying device (9) consists of a transmission motor, a carrier roller support frame and a plurality of carrier rollers, wherein the carrier roller support frame consists of two parallel cross beams, equidistant sliding bearings are arranged on the cross beams, the carrier rollers are arranged on the two cross beams through the sliding bearings, and any two adjacent carrier rollers are relatively parallel.
5. A recycling apparatus for kneading rubber according to claim 1, wherein: kneading machine (1) is including horn (101), motor (102), reducing gear box (103), gear box (104), roller (105) and water loudspeaker (106), gum filter (3) are including feed inlet (301), barrel (302), screw rod (303), pressure pump (304), filter screen board (305), discharge gate (306), guide plate (307) and motor (308), feed inlet (301) are located the upper portion of barrel (302), have set gradually screw rod (303), pressure pump (304), filter screen board (305) and discharge gate (306) in the inside of barrel (302) along the axial of barrel (302), are equipped with guide plate (307) along the axial of barrel outside discharge gate (306).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810203636.4A CN108312375B (en) | 2018-03-13 | 2018-03-13 | A feed back device for rubber is kneaded |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810203636.4A CN108312375B (en) | 2018-03-13 | 2018-03-13 | A feed back device for rubber is kneaded |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108312375A CN108312375A (en) | 2018-07-24 |
| CN108312375B true CN108312375B (en) | 2024-04-26 |
Family
ID=62900950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810203636.4A Active CN108312375B (en) | 2018-03-13 | 2018-03-13 | A feed back device for rubber is kneaded |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108312375B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007203616A (en) * | 2006-02-02 | 2007-08-16 | Yokohama Rubber Co Ltd:The | Kneading system for rubber material blended with silica |
| CN205272397U (en) * | 2015-12-31 | 2016-06-01 | 沭阳嘉盛再生资源有限公司 | Rubber refiner leftover bits automatic collection recycle device |
| CN105752651A (en) * | 2014-12-13 | 2016-07-13 | 新东岳集团有限公司 | Conveying device capable of recycling leftovers by single power transmission |
| CN106003454A (en) * | 2016-06-02 | 2016-10-12 | 江苏华兴橡胶科技有限公司 | Refiner for reclaimed rubber |
| CN106042210A (en) * | 2016-06-02 | 2016-10-26 | 江苏华兴橡胶科技有限公司 | Refining support equipment for reclaimed rubber |
| CN208164059U (en) * | 2018-03-13 | 2018-11-30 | 南通回力橡胶有限公司 | A kind of feeding back device for rubber kneading |
-
2018
- 2018-03-13 CN CN201810203636.4A patent/CN108312375B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007203616A (en) * | 2006-02-02 | 2007-08-16 | Yokohama Rubber Co Ltd:The | Kneading system for rubber material blended with silica |
| CN105752651A (en) * | 2014-12-13 | 2016-07-13 | 新东岳集团有限公司 | Conveying device capable of recycling leftovers by single power transmission |
| CN205272397U (en) * | 2015-12-31 | 2016-06-01 | 沭阳嘉盛再生资源有限公司 | Rubber refiner leftover bits automatic collection recycle device |
| CN106003454A (en) * | 2016-06-02 | 2016-10-12 | 江苏华兴橡胶科技有限公司 | Refiner for reclaimed rubber |
| CN106042210A (en) * | 2016-06-02 | 2016-10-26 | 江苏华兴橡胶科技有限公司 | Refining support equipment for reclaimed rubber |
| CN208164059U (en) * | 2018-03-13 | 2018-11-30 | 南通回力橡胶有限公司 | A kind of feeding back device for rubber kneading |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108312375A (en) | 2018-07-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106962963B (en) | Production system of fermented forage grass | |
| CN111570039B (en) | Corrugated carton production line waste treatment recovery system | |
| CN210229882U (en) | Biomass fuel granulation machine capable of discharging quickly | |
| CN108312375B (en) | A feed back device for rubber is kneaded | |
| CN212328438U (en) | Waste recovery device for corrugated carton processing | |
| CN208164059U (en) | A kind of feeding back device for rubber kneading | |
| CN215270320U (en) | Meat grinder for refining natural paste meat flavor | |
| CN210252537U (en) | Crushing treatment device for waste aluminum products | |
| CN214394317U (en) | Novel extrusion device for stuffing | |
| CN215434915U (en) | Feeding device for production of dust collector pipe | |
| CN211584313U (en) | Three-roller honeyed pill machine | |
| CN214183469U (en) | Quick-frozen food stuffing forming machine | |
| CN211682991U (en) | Plastic strip pelleter | |
| CN211074830U (en) | Abrasive extrusion forming device | |
| CN211104965U (en) | Reclaimed rubber turns over mucilage binding and puts | |
| CN210538517U (en) | Noodle cutting equipment for processing fine dried noodles | |
| CN216888479U (en) | Cutting waste material divides material conveyor for assembly line | |
| CN218013183U (en) | Feed processing equipment | |
| CN214609997U (en) | Feeding belt conveyor | |
| CN213006072U (en) | Rim charge reducing mechanism is used in production of disposable tableware | |
| CN219600329U (en) | Rim charge drawing circulation feeding device for PP (Polypropylene) filling material production | |
| CN208084744U (en) | A kind of stretched film waste material recovery device of film stretching machine | |
| CN218139259U (en) | A rubber reducing mechanism for rubber processing | |
| CN212399714U (en) | Punching device for processing gutta-percha | |
| CN220174415U (en) | Energy recycling device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |