CN111055416A - Desulfurization, mixing and calendering production line for recycled rubber - Google Patents
Desulfurization, mixing and calendering production line for recycled rubber Download PDFInfo
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- CN111055416A CN111055416A CN201911381512.6A CN201911381512A CN111055416A CN 111055416 A CN111055416 A CN 111055416A CN 201911381512 A CN201911381512 A CN 201911381512A CN 111055416 A CN111055416 A CN 111055416A
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- 238000002156 mixing Methods 0.000 title claims abstract description 34
- 238000003490 calendering Methods 0.000 title claims abstract description 33
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 29
- 238000006477 desulfuration reaction Methods 0.000 title abstract description 14
- 230000023556 desulfurization Effects 0.000 title abstract description 14
- 238000001816 cooling Methods 0.000 claims abstract description 144
- 239000000463 material Substances 0.000 claims abstract description 135
- 239000000843 powder Substances 0.000 claims abstract description 28
- 230000003009 desulfurizing effect Effects 0.000 claims abstract description 13
- 239000007789 gas Substances 0.000 claims description 33
- 238000010438 heat treatment Methods 0.000 claims description 28
- 238000007599 discharging Methods 0.000 claims description 14
- 239000000112 cooling gas Substances 0.000 claims description 7
- 238000011049 filling Methods 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 5
- 238000010009 beating Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 238000013329 compounding Methods 0.000 claims 4
- 238000003860 storage Methods 0.000 abstract description 13
- 238000005265 energy consumption Methods 0.000 abstract description 7
- 239000002912 waste gas Substances 0.000 abstract description 7
- 238000000465 moulding Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 17
- 239000003292 glue Substances 0.000 description 7
- 230000001681 protective effect Effects 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 4
- 238000005485 electric heating Methods 0.000 description 4
- 238000011068 loading method Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 239000007921 spray Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000009966 trimming Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000010074 rubber mixing Methods 0.000 description 1
- 238000010092 rubber production Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
- B29C43/24—Calendering
-
- 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
- B29B13/04—Conditioning or physical treatment of the material to be shaped by cooling
- B29B13/045—Conditioning or physical treatment of the material to be shaped by cooling of powders or pellets
-
- 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
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C31/00—Handling, e.g. feeding of the material to be shaped, storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots
- B29C31/04—Feeding of the material to be moulded, e.g. into a mould cavity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J11/00—Recovery or working-up of waste materials
- C08J11/04—Recovery or working-up of waste materials of polymers
- C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
-
- 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)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Sustainable Development (AREA)
- Robotics (AREA)
- Environmental & Geological Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a desulfurization, mixing and calendering production line for recycled rubber, which comprises a desulfurization tank, a cooling cylinder, a cooling tank, a rubber powder storage bin, a mixing mill, a calender, a forming machine and a discharge cooling and conveying device which are sequentially connected, wherein the desulfurization tank is connected with the cooling cylinder through a conveying device A, the cooling cylinder is connected with the cooling tank through a conveying device B, the cooling tank is connected with the rubber powder storage bin through a conveying device C, the bottom of the rubber powder storage bin is connected with the mixing mill through a conveying device D, the mixing mill is connected with the calender through a conveying device E, a discharge port of the forming machine is connected with the discharge cooling and conveying device through a conveying device F, and one side of the discharge port of the forming machine, which is back to the discharge cooling and conveying device, is connected with the conveying device E through. According to the structure, the production line for desulfurizing, mixing and calendering the recovered rubber realizes full-automatic desulfurization, cooling, mixing and calendering molding of the recovered rubber, fully utilizes waste gas and leftover materials, reduces the production cost and saves the energy consumption.
Description
Technical Field
The invention relates to the technical field of a reclaimed rubber production line, in particular to a reclaimed rubber desulfurization, mixing and calendering production line.
Background
The recycling of the waste rubber in China mainly adopts a chemical desulfurization process technology to produce reclaimed rubber, which accounts for more than 90 percent of the recycled waste rubber, the chemical desulfurization process is of a sectional gap type, and particularly, the desulfurized rubber powder discharged from a desulfurizing tank is subjected to unsealed cooling and 2-3 open-mill flaking processes, so that serious secondary pollution is generated in the production process, and the production environment is poor. At present, the domestic cooling of the desulfurized rubber powder is in an open type, and because the discharged desulfurized rubber powder has high temperature which is generally more than 200 ℃, the desulfurized rubber powder is easy to oxidize by the open type cooling, even open fire is generated, and the performance of reclaimed rubber is influenced; the reclaimed rubber sheet preparation adopts an open mill rubber mixing and sheet production process, on one hand, secondary pollution exists, and on the other hand, hidden safety problems exist for operators, so that the key process technology for solving the problems of oxygen isolation cooling of the desulfurized rubber powder and green reclaimed rubber sheet preparation is green recycling of the waste rubber.
There are also some processes for producing reclaimed rubber after devulcanizing, cooling and mixing of reclaimed rubber (such as the technical scheme described in the publication No. CN 102344592B) on the market at present, but the energy consumption in the production process is relatively high, and although the reclaimed rubber is utilized, the profit of enterprises is not high, and even some enterprises must rely on local government to make a subsidy on the reclaimed rubber to maintain production. Therefore, the equipment in the processes of desulfurization, mixing, calendering and the like of the recycled rubber needs to be optimized, so that the production cost and the production energy consumption are reduced.
Disclosure of Invention
The invention aims to: the defects of the prior art are overcome, the production line for desulfurizing, mixing and calendering the recovered rubber is provided, full-automatic desulfurization, cooling, mixing and calendering molding of the recovered rubber are realized, and waste gas and leftover materials can be fully utilized, so that the production cost is reduced, and the energy consumption is saved; the desulfurized rubber powder can be fully and quickly cooled through the action of the cooling cylinder and the cooling tank, and the cooling cost is relatively low; in the process of conveying the leftover materials back to the calendering device, the leftover materials can be relatively closed, heat preservation conveying is carried out, the phenomenon that the leftover materials are polluted or cooled to increase production cost is avoided, and even the leftover materials cannot be recycled; in the process of conveying the leftover materials back to the calendering device, the heat of the waste gas is fully utilized, so that the production cost is saved, the energy consumption is reduced, and the utilization rate of the waste gas is improved; the in-process of calendering device is returned in leftover bits conveying, along with passing back the continuation of process, through the frequency to corresponding conveyer belt vibration operation higher and higher to guarantee that leftover bits can not take place the adhesion with the conveyer belt in whole data send process, guaranteed the recovery efficiency of leftover bits.
The technical scheme adopted by the invention is as follows:
the production line comprises a devulcanizer, a cooling cylinder, a cooling tank, a rubber powder storage bin, a mixing mill, a calender, a forming machine and a discharge cooling and conveying device which are sequentially connected, wherein the devulcanizer is connected with the cooling cylinder through a conveying device A, the cooling cylinder is connected with the cooling tank through a conveying device B, the cooling tank is connected with the rubber powder storage bin through a conveying device C, the bottom of the rubber powder storage bin is connected with the mixing mill through a conveying device D, the mixing mill is connected with the calender through a conveying device E, a discharge port of the forming machine is connected with the discharge cooling and conveying device through a conveying device F, one side of the discharge port of the forming machine, which is back to the discharge cooling and conveying device, is connected with the conveying device E through a leftover material conveying device, and the leftover material conveying device comprises a first conveying box for leftover materials, a first, Leftover bits second transfer case, leftover bits third transfer case and leftover bits fourth transfer case, the initiating terminal of leftover bits second transfer case is equipped with the air inlet A that all communicates through draught fan A and the cooling gas vent A that ejection of compact cooling conveyer top was established and the cooling gas vent B that cooling tank top was established, air inlet A communicates through the gas vent B that leftover bits second transfer case and leftover bits third transfer case top were established, the end of leftover bits third transfer case is equipped with the air inlet B that communicates through draught fan B and the gas vent C that the cooling cylinder top was established, air inlet B communicates through the gas vent D that third transfer case and third transfer case initiating were established, gas vent B and gas vent D all communicate through draught fan C and exhaust treatment device, be equipped with electric heater unit in the leftover bits fourth transfer case.
The cooling cylinder comprises a cylinder body of a circular truncated cone cambered surface structure which rotates around the axis of the cooling cylinder in the cooling cylinder, the inner diameter of the feeding end of the cylinder body is smaller than that of the discharging end of the cylinder body, a plurality of material beating transverse plates are uniformly distributed on the inner wall of the cylinder body, a driving motor A of the cylinder body is fixed on the cooling cylinder, a material baffle plate is arranged at the upper part of one end of the cooling cylinder, which is back to the conveying device A, the lower edge of the material baffle plate is positioned between the axis of the cylinder body and the bottom edge of the discharging end of the cylinder body, a material guiding flanging is inwards arranged at the feeding end of the cooling cylinder, the edge of the material guiding flanging is positioned in the feeding end of the cylinder body, and an exhaust port C is arranged at the top of the cooling cylinder, positioned on one side.
According to a further improvement scheme of the invention, the knockout transverse plates are uniformly distributed in a plurality of rows by taking the axis of the cylinder as a center, and each row of knockout transverse plates are distributed in parallel with the axis of the cylinder.
According to a further improvement scheme of the invention, two adjacent rows of knockout transverse plates are distributed in a staggered manner.
According to a further improvement scheme of the invention, the knockout transverse plate is vertically fixed on the inner wall of the barrel, and a folded edge is arranged on one side edge of the knockout transverse plate facing the axis of the barrel, wherein the bending direction of the folded edge is the same as the rotation direction of the barrel.
According to a further improvement scheme of the invention, a protective gas spray head is arranged on the end face of one side, facing the cylinder, of the striker plate and is positioned at the axis of the cylinder, the protective gas spray head is communicated with a protective gas inlet pipe, and protective gas sprayed by the protective gas spray head moves from the discharge end of the cylinder to the feed end of the cylinder under the action of a draught fan B, enters a gap between the cylinder and the cooling cylinder from the feed end of the cylinder and a gap between flanges, and finally enters an exhaust port C.
According to a further improvement scheme of the cooling drum, the drum body and the cooling drum are coaxially and rotatably connected through rollers, the rollers are uniformly distributed between the drum body and the cooling drum by taking the axis of the drum body as a center, and annular bosses matched with wheel rims of the rollers are arranged at positions, corresponding to the rollers, of the outer wall of the drum body and positions, corresponding to the rollers, of the inner wall of the cooling drum.
According to a further improved scheme of the invention, gear rings are fixed on the outer side wall of the cylinder body, gears which are matched and meshed are rotatably connected at positions, corresponding to the gear rings, on two sides of the lower part of the inner wall of the cooling cylinder, a driving gear is fixed on an output shaft of the driving motor A, and the driving gear penetrates through a transmission through hole formed in the cooling cylinder and then is in meshing transmission with the gear rings.
In a further improvement of the invention, the bottom of the cooling cylinder is fixed with a supporting leg.
According to a further improvement scheme of the invention, the cooling tank comprises a vertical shaft at the axis position in the cooling tank, a helical blade is fixed on the side wall of the vertical shaft positioned in the cooling tank, a driving motor B is fixed at the axis position at the top of the cooling tank, the vertical shaft sequentially and coaxially penetrates through a top plate of the cooling tank and an output shaft of the driving motor B in the upward direction, the vertical shaft and the output shaft of the driving motor B are coaxially fixed, the vertical shaft is a hollow shaft, air holes communicated with a cavity in the vertical shaft are formed in the edge of the helical blade, the air holes are uniformly distributed along the helical blade, and the top end of the vertical shaft is communicated with a cooling air supply device; one side that cooling tank top is located driving motor B dorsad cooling gas vent B is equipped with the feed-in through-hole of being connected with conveyer B, the tank bottoms of cooling tank is equipped with the discharging pipe.
In a further improvement of the invention, a conical tip is arranged at the bottom end of the vertical shaft, a plurality of air holes communicated with the cavity in the vertical shaft are arranged on the conical surface of the conical tip, and the air holes are uniformly distributed on the conical surface.
According to a further improvement scheme of the invention, the discharge pipe is positioned at the axis of the bottom of the cooling tank, and the inner wall of the bottom of the cooling tank is a slope surface which is inclined downwards along the direction from outside to inside.
The invention has the further improvement scheme that the tail end of the first leftover material conveying box is communicated with a conveying through hole A arranged on the side wall of the second leftover material conveying box at the starting end; the tail end of the second leftover material conveying box is communicated with a conveying through hole B formed in the side wall of the third leftover material conveying box at the starting end; the tail end of the leftover material third conveying box is communicated with a conveying through hole C formed in the side wall of the leftover material fourth conveying box at the starting end.
According to a further improved scheme of the invention, a conveying frame A is fixed in the first leftover material conveying box, a conveying belt A is arranged on the conveying frame A, the starting end of the conveying frame A extends out of the first leftover material conveying box and then is connected with a discharge hole of a forming machine, and the tail end of the conveying frame A penetrates through a conveying through hole A and enters the second leftover material conveying box.
According to a further improved scheme of the invention, a conveying frame B is fixed in the leftover material second conveying box, a conveying belt B is arranged on the conveying frame B, the starting end of the conveying frame B is positioned below a conveying frame A extending into the leftover material second conveying box, the conveying frame A is positioned in the range of the conveying frame B, and the tail end of the conveying frame B penetrates through a conveying through hole B and enters a third leftover material conveying box.
According to a further improved scheme of the invention, a conveying frame C is fixed in the third leftover material conveying box, a conveying belt C is arranged on the conveying frame C, the starting end of the conveying frame C is positioned below a conveying frame B extending into the third leftover material conveying box, the conveying frame B is positioned in the range of the conveying frame C, and the tail end of the conveying frame C penetrates through a conveying through hole C and enters the fourth leftover material conveying box.
According to a further improvement scheme of the invention, a conveying frame D is fixed in the leftover fourth conveying box, a conveying belt D is arranged on the conveying frame D, the starting end of the conveying frame D is positioned below a conveying frame C extending into the leftover fourth conveying box, the conveying frame C is positioned in the range of the conveying frame D, and the tail end of the conveying frame D extends out of the leftover fourth conveying box and then is connected with a conveying device E.
According to a further improvement scheme of the invention, arrow-shaped protrusions are respectively arranged on the outer surface of the conveyor belt A, the outer surface of the conveyor belt B, the outer surface of the conveyor belt C and the outer surface of the conveyor belt D, and the direction of the arrow-shaped protrusions is the same as the conveying direction.
In a further improvement of the invention, a baffle plate A is fixed at one side of the conveying frame B far away from the conveying frame A and corresponding to the tail end of the conveying frame A, a baffle plate B is fixed at one side of the conveying frame C far away from the conveying frame B and corresponding to the tail end of the conveying frame B, and a baffle plate C is fixed at one side of the conveying frame D far away from the conveying frame C and corresponding to the tail end of the conveying frame C.
According to a further improvement scheme of the invention, two sides of the conveyor belt A, two sides of the conveyor belt B, two sides of the conveyor belt C and two sides of the conveyor belt D are respectively and rotatably connected with the corresponding conveying frame A, conveying frame B, conveying frame C and conveying frame D through carrier rollers, the rolling axes of the carrier rollers are inclined downwards along the direction from the outer side to the inner side, and the carrier rollers are respectively connected with the conveying frame A, the conveying frame B, the conveying frame C and the conveying frame D through the roller frames.
In a further improvement of the present invention, pistons are fixed on the conveying frame a, the conveying frame B, the conveying frame C and the conveying frame D, and piston rods of the pistons reciprocate along a horizontal direction perpendicular to the corresponding conveying frames.
In a further improvement of the invention, the ends of the piston rods of the pistons are also connected with the carrier rollers through roller frames, and one or more carrier rollers are arranged between two adjacent pistons.
In a further improvement of the invention, the pistons on the conveying frame A are symmetrically arranged on the conveying frame A by taking the center of the conveying belt A as a symmetry axis.
In a further development of the invention, the first roller is connected to the piston rod end of the piston in the direction of transport of the conveyor belt a.
In a further improvement of the invention, two carrier rollers are arranged between two adjacent pistons.
According to a further improvement scheme of the invention, along the conveying direction of the conveyor belt B, the piston on the conveying frame B on the side where the baffle A is located is adjacent to the piston on the other side of the conveying frame B, the piston on the side where the baffle A is located in front of the piston on the side where the baffle A is located, two carrier rollers are arranged between the adjacent pistons on the conveying frame B on the same side, and the first carrier roller on the rear side of the baffle A is connected with the conveying frame B through the piston.
According to a further improved scheme of the invention, the inner walls of two sides and the inner wall of the starting end of the leftover material second conveying box are respectively and fixedly provided with a communicated heating pipe A, the heating pipe A is communicated with an air inlet A, one side of the heating pipe A facing a conveying frame B is uniformly provided with air holes, and an air outlet B is positioned at the top of the leftover material third conveying box and at a position corresponding to the position where the conveying belt B extends into the leftover material third conveying box.
According to a further improvement scheme of the invention, along the conveying direction of the conveyor belt C, the piston on the conveying frame C on the side where the baffle B is located is adjacent to the piston on the other side of the conveying frame C, the piston on the side where the baffle B is located in front of the piston on the side where the baffle B is located, a carrier roller is arranged between the adjacent pistons on the conveying frame C on the same side, and the first carrier roller on the rear side of the baffle B is connected with the conveying frame C through the piston.
In a further development of the invention, a shaking roller is arranged on the conveyor frame C between the piston and the adjacent idler on its front side in the conveying direction of the conveyor belt C.
According to a further improved scheme of the invention, an annular groove is formed in the middle of the side wall of the shaking roller, the edge of the conveying belt C is in contact with the annular groove, a cam roller is rotatably connected to one side, opposite to the conveying belt C, of the shaking roller on the conveying frame C, the cam roller is in contact with the side wall of the shaking roller, a shaft lever A of the cam roller penetrates through the conveying frame C downwards and then is fixed to an output shaft of a driving motor C fixed to the conveying frame C, a shaft lever B of the shaking roller is connected with a strip-shaped through hole formed in the conveying frame C, the length of the strip-shaped through hole is larger than the sum of the diameter of the shaft lever B and the maximum offset of the cam roller, an elastic filling pad is filled and fixed between the hole wall in the strip-shaped through hole, on the side facing the conveying belt C and the shaft lever B, and the.
According to a further improved scheme of the invention, a limiting convex ring is arranged on the shaft lever B, a limiting convex plate is fixed at the bottom end of the shaft lever B through threads, the limiting convex ring is in contact with the top surface of the conveying frame C, and the limiting convex plate is in contact with the bottom of the conveying frame C.
According to a further improved scheme of the invention, a buffer ring is rotatably connected in the annular groove through an annular sleeve, and the outer diameter of the buffer ring is smaller than that of the shaking roller; and the middle part of the outer side wall of the buffer ring is provided with an annular cambered groove.
In a further improvement scheme of the invention, a heating pipe B is arranged in the leftover material third conveying box and positioned at the partition wall between the upper layer and the lower layer of the conveying belt C, and the heating pipe B is communicated with an air inlet B arranged on the side wall of the joint of the leftover material third conveying box and the fourth conveying box and an air outlet D arranged on the side wall of the starting end of the leftover material third conveying box respectively.
According to a further improvement of the invention, the heating pipe B is communicated with the exhaust port D through heating branch pipes positioned at two sides of the conveying frame C.
According to a further improvement of the invention, the outer surface of the heating pipe B facing the conveyor belt C is uniformly distributed with radiating fins.
According to a further improvement scheme of the invention, along the conveying direction of the conveyor belt D, the piston on the conveying frame D at the side of the baffle C is adjacent to the piston at the other side of the conveying frame D, the piston at the side of the baffle C is positioned in front, two carrier rollers are arranged between the adjacent pistons on the conveying frame D at the same side, and the first carrier roller at the rear side of the baffle C is connected with the conveying frame D through the piston.
According to a further improved scheme of the invention, a plurality of upper and lower vibrators are uniformly distributed between the upper layer and the lower layer of the conveying belt D and between the conveying frames D, vibration sources of the upper and lower vibrators are in contact with the conveying belt D, and the bottoms of the upper and lower vibrators are fixed on a connecting transverse plate fixedly arranged between the conveying frames D.
According to a further improvement scheme of the invention, the electric heating devices are arranged on the inner walls of the two sides in the fourth leftover material conveying box.
In a further improvement of the present invention, the first scrap conveying box is inclined downward in the conveying direction, the second scrap conveying box is inclined upward in the conveying direction, the third scrap conveying box is inclined downward in the conveying direction, and the fourth scrap conveying box is inclined upward in the conveying direction.
According to a further improvement of the invention, the desulfurization tanks are arranged in a plurality and are sequentially and uniformly distributed along the conveying direction of the conveying device A.
According to a further improved scheme of the invention, the bottom of the rubber powder storage bin is also communicated with a conveying device G, the conveying direction of the conveying device G is opposite to that of the conveying device D, and the conveying device G is used for communicating the rubber powder storage bin with a rubber powder loading area.
The invention has the beneficial effects that:
the production line for desulfurizing, mixing and calendering the recovered rubber realizes full-automatic desulfurization, cooling, mixing and calendering molding of the recovered rubber, and can fully utilize waste gas and leftover materials, thereby reducing the production cost and saving the energy consumption.
Secondly, the production line for desulfurizing, mixing and calendering the recovered rubber can fully and quickly cool the desulfurized rubber powder through the action of the cooling cylinder and the cooling tank, and the cooling cost is relatively low.
Thirdly, in the process of conveying the leftover materials back to the rolling device, the production line for desulfurizing, mixing and rolling the recovered rubber enables the leftover materials to be relatively closed, keeps the temperature and conveys the leftover materials, avoids the pollution or cooling of the leftover materials to increase the production cost, and even prevents the leftover materials from being incapable of being recycled.
Fourthly, in the production line for desulfurizing, mixing and calendering the recovered rubber, the heat of the waste gas is fully utilized in the process of conveying the leftover materials back to the calendering device, so that the production cost is saved, the energy consumption is reduced, and the utilization rate of the waste gas is improved.
Fifthly, in the production line for desulfurizing, mixing and calendering the recovered rubber, the frequency of vibration operation of the corresponding conveyor belt is higher and higher along with the continuation of the returning process in the process of conveying the leftover materials back to the calendering device, so that the leftover materials are prevented from being adhered to the conveyor belt in the whole conveying process, and the recovery efficiency of the leftover materials is ensured.
Description of the drawings:
FIG. 1 is a schematic top view of the present invention.
FIG. 2 is an enlarged side cross-sectional view of the cooling cartridge.
FIG. 3 is an enlarged side cross-sectional schematic view of the cooling tank.
FIG. 4 is an enlarged top view of the first scrap box and the second scrap box.
FIG. 5 is an enlarged top view of the second scrap conveying box and the third scrap conveying box.
Fig. 6 is a front cross-sectional enlarged schematic view of the scrap at the start position of the third transfer box.
Fig. 7 is a front cross-sectional enlarged schematic view of the scrap at the end position of the third transfer box.
Fig. 8 is an enlarged top view of the third scrap conveying box and the fourth scrap conveying box.
FIG. 9 is an enlarged cross-sectional front view of the vibrator roll of the third transfer box for scrap.
FIG. 10 is an enlarged schematic top cross-sectional view of the end of the fourth transfer box for trim.
Fig. 11 is a right enlarged view of the fourth conveying box for leftover materials.
The specific implementation mode is as follows:
as can be seen from fig. 1 to 11, the production line for desulfurizing, mixing and calendering recycled rubber of the present invention comprises a desulfurizing tank 1, a cooling cylinder 2, a cooling tank 3, a rubber powder storage bin 4, a mixer 5, a calender 6, a forming machine 7 and a discharging cooling conveyer 8 which are connected in sequence, wherein the desulfurizing tank 1 is connected with the cooling cylinder 2 through a conveyer a9, the cooling cylinder 2 is connected with the cooling cylinder 3 through a conveyer B11, the cooling cylinder 3 is connected with the rubber powder storage bin 4 through a conveyer C13, the bottom of the rubber powder storage bin 4 is connected with the mixer 5 through a conveyer D14, the mixer 5 is connected with the calender 6 through a conveyer E15, the discharging port of the forming machine 7 is connected with the discharging cooling conveyer 8 through a conveyer F16, the side of the discharging port of the forming machine 7, which is back to the discharging cooling conveyer 8, is connected with a conveyer E15 through a leftover material conveyer, the leftover material conveying device comprises a first leftover material conveying box 17, a second leftover material conveying box 18, a third leftover material conveying box 19 and a fourth leftover material conveying box 20 which are sequentially connected, wherein the starting end of the second leftover material conveying box 18 is provided with an air inlet A22 which is communicated with a cooling exhaust port A57 arranged at the top of the discharging cooling conveying device 8 through an induced draft fan A and a cooling exhaust port B12 arranged at the top of the cooling tank 3, the air inlet A22 is communicated with an exhaust port B23 arranged at the top of the third leftover material conveying box 19 through the second leftover material conveying box 18, the tail end of the third leftover material conveying box 20 is provided with an air inlet B24 communicated with an exhaust port C10 arranged at the top of the cooling cylinder 2 through the induced draft fan B, the air inlet B24 is communicated with an exhaust port D25 arranged at the starting end of the third conveying box 20 through the third conveying box 20, the exhaust port B23 and the exhaust port D25 are communicated with an exhaust gas treatment device through the induced draft fan C, an electric heating device 43 is arranged in the leftover material fourth conveying box 20.
The cooling cylinder 2 comprises a cylinder body 57 of a circular truncated cone arc-shaped structure rotating around the axis of the cooling cylinder 2 in the cooling cylinder 2, the inner diameter of the feed end of the cylinder body 57 is smaller than the inner diameter of the discharge end of the cylinder body 57, a plurality of material beating transverse plates 59 are uniformly distributed on the inner wall of the cylinder body 57, a driving motor A58 of the cylinder body 57 is fixed on the cooling cylinder 2, a material baffle 61 is arranged on the upper part of one end, back to the cooling cylinder 2, of a conveying device A9, the lower edge of the material baffle 61 is located between the axis of the cylinder body 57 and the bottom edge of the discharge end of the cylinder body 57, a material guide flanging 60 is inwards arranged at the feed end of the cooling cylinder 2, the edge of the material guide flanging 60 is located in the feed end of the cylinder body 57, and an air outlet C10 is arranged at the top of the cooling cylinder.
The knockout transverse plates 59 are uniformly distributed in multiple rows by taking the axis of the cylinder 57 as the center, and each row of knockout transverse plates 59 are distributed in parallel with the axis of the cylinder 57.
The two adjacent rows of knockout transverse plates 59 are distributed in a staggered manner.
The transverse knockout plate 59 is vertically fixed on the inner wall of the cylinder 57, and a folded edge is arranged at one side edge of the transverse knockout plate 59 facing the axis of the cylinder 57, and the folding direction of the folded edge is the same as the rotation direction of the cylinder 57.
The striker plate 61 is equipped with the protection gas shower nozzle 63 towards a side end face of barrel 57, the axle center department that is located barrel 57, protection gas shower nozzle 63 and protection gas intake pipe 62 intercommunication, protection gas shower nozzle 63 spun protection gas is removed to the feed end of barrel 57 by the discharge end of barrel 57 under draught fan B's effect to get into between barrel 57 and the cooling cylinder 2, get into gas vent C10 at last from the gap between the feed end of barrel 57 and the turn-ups 60.
The cylinder body 57 is connected with the cooling cylinder 2 in a coaxial rotation mode through the roller 68, the roller 68 is uniformly distributed between the cylinder body 57 and the cooling cylinder 2 by taking the axis of the cylinder body 57 as the center, and annular bosses matched with the rims of the roller 68 are arranged at the positions, corresponding to the roller 68, of the outer wall of the cylinder body 57 and the positions, corresponding to the roller 68, of the inner wall of the cooling cylinder 2.
A gear ring 64 is fixed on the outer side wall of the cylinder body 57, gears 67 which are matched and meshed are rotatably connected to the positions, corresponding to the gear ring 64, on the two sides of the lower portion of the inner wall of the cooling cylinder 2, a driving gear 65 is fixed on an output shaft of the driving motor A58, and the driving gear 65 penetrates through a transmission through hole 66 formed in the cooling cylinder 2 and then is in meshing transmission with the gear ring 64.
The bottom of the cooling cylinder 2 is fixed with a support leg 69.
The cooling tank 3 comprises a vertical shaft 72 at the axis position in the cooling tank 3, a helical blade 73 is fixed on the side wall of the vertical shaft 72 positioned in the cooling tank 3, a driving motor B74 is fixed at the axis position at the top of the cooling tank 3, the vertical shaft 72 sequentially penetrates through the top plate of the cooling tank 3 and the output shaft of the driving motor B74 coaxially in the upward direction, the vertical shaft 72 is coaxially fixed with the output shaft of the driving motor B74, the vertical shaft 72 is a hollow shaft, air holes 75 communicated with the cavity in the vertical shaft 72 are formed in the edge of the helical blade 73, the air holes 75 are uniformly distributed along the helical blade 73, and the top end of the vertical shaft 72 is communicated with a cooling gas supply device; and a feeding through hole 76 connected with a conveying device B11 is formed in one side, facing away from a cooling exhaust port B12, of the top of the cooling tank 3, of the driving motor B74, and a discharging pipe 71 is formed in the bottom of the cooling tank 3.
The bottom end of the vertical shaft 72 is provided with a conical tip, the conical surface of the conical tip is provided with a plurality of air holes 75 communicated with the cavity in the vertical shaft 72, and the air holes 75 are uniformly distributed on the conical surface.
The discharge pipe 71 is located at the axis of the bottom of the cooling tank 3, and the inner wall of the bottom of the cooling tank 3 is a slope 70 which is inclined downwards along the direction from outside to inside.
The tail end of the first leftover material conveying box 17 is communicated with a conveying through hole A17' formed in the side wall of the second leftover material conveying box 18 at the starting end; the tail end of the leftover material second conveying box 18 is communicated with a conveying through hole B18' formed in the side wall of the leftover material third conveying box 19 at the starting end; the end of the scrap third conveying box 19 is communicated with a conveying through hole C19' formed in the side wall of the scrap fourth conveying box 20 at the beginning.
The first transfer box 17 internal fixation of leftover bits has transfer frame A21, be equipped with conveyer belt A28 on the transfer frame A21, the top of transfer frame A21 stretches out the first transfer box 17 of leftover bits and then is connected with the discharge gate of make-up machine 7, the end of transfer frame A21 passes in the transfer through-hole A17' gets into leftover bits second transfer box 18.
A conveying frame B26 is fixed in the leftover material second conveying box 18, a conveying belt B29 is arranged on the conveying frame B26, the starting end of the conveying frame B26 is positioned below a conveying frame A21 extending into the leftover material second conveying box 18, a conveying frame A21 is positioned in the range of a conveying frame B26, and the tail end of the conveying frame B26 penetrates through a conveying through hole B18' to enter the leftover material third conveying box 19.
A conveying rack C34 is fixed in the third leftover material conveying box 19, a conveying belt C36 is arranged on the conveying rack C34, the starting end of the conveying rack C34 is positioned below a conveying rack B26 extending into the third leftover material conveying box 19, the conveying rack B26 is positioned in the range of a conveying rack C34, and the tail end of the conveying rack C34 penetrates through a conveying through hole C19' to enter the fourth leftover material conveying box 20.
A conveying frame D40 is fixed in the leftover fourth conveying box 20, a conveying belt D42 is arranged on the conveying frame D40, the starting end of the conveying frame D40 is positioned below a conveying frame C34 extending into the leftover fourth conveying box 20, the conveying frame C34 is positioned in the range of a conveying frame D40, and the tail end of the conveying frame D40 extends out of the leftover fourth conveying box 20 and then is connected with a conveying device E15.
Arrow-shaped protrusions 31 are respectively arranged on the outer surface of the conveyor belt A28, the outer surface of the conveyor belt B29, the outer surface of the conveyor belt C36 and the outer surface of the conveyor belt D42, and the directions of the arrow-shaped protrusions 31 are the same as the conveying direction.
A baffle plate a27 is fixed at the end of the conveying frame B26 corresponding to the conveying frame a21 on the side far from the conveying frame a21, a baffle plate B38 is fixed at the end of the conveying frame C34 corresponding to the conveying frame B26 on the side far from the conveying frame B26, and a baffle plate C41 is fixed at the end of the conveying frame D40 corresponding to the conveying frame C34 on the side far from the conveying frame C34.
The two sides of the conveyor belt A28, the two sides of the conveyor belt B29, the two sides of the conveyor belt C36 and the two sides of the conveyor belt D42 are respectively in rotary connection with the corresponding conveying frame A21, the conveying frame B26, the conveying frame C34 and the conveying frame D40 through carrier rollers 32, the rolling axes of the carrier rollers 32 are inclined downwards along the direction from the outer side to the inner side, and the carrier rollers 32 are respectively connected with the conveying frame A21, the conveying frame B26, the conveying frame C34 and the conveying frame D40 through the roller frames.
The transfer rack a21, the transfer rack B26, the transfer rack C34 and the transfer rack D40 are fixed with pistons 33, and piston rods of the pistons 33 reciprocate in a horizontal direction perpendicular to the corresponding transfer racks.
The piston rod ends of the pistons 33 are also connected with the carrier rollers 32 through roller frames, and one or more carrier rollers 32 are arranged between two adjacent pistons 33.
The pistons 33 on the conveying frame A21 are symmetrically arranged on the conveying frame A21 by taking the center of the conveying belt A28 as a symmetry axis.
The first idler 32 is connected to the piston rod end of the piston 33 in the conveying direction of the conveyor belt a 28.
Two carrier rollers 32 are arranged between two adjacent pistons 33.
Along the conveying direction of the conveyor belt B29, the piston 33 on the conveying frame B26 on the side of the baffle A27 is adjacent to the piston 33 on the other side of the conveying frame B26, the piston 33 on the side of the baffle A27 is located in front, two carrier rollers 32 are arranged between the adjacent pistons 33 on the conveying frame B26 on the same side, and the first carrier roller 32 on the rear side of the baffle A27 is connected with the conveying frame B26 through the piston 33.
The both sides inner wall and the initial end inner wall of leftover bits second transfer case 18 are fixed with the heating pipe A30 of intercommunication respectively, heating pipe A30 and air inlet A22 intercommunication, heating pipe A30 evenly is equipped with the gas pocket towards one side of conveying frame B26, gas vent B23 is located the top of leftover bits third transfer case 19, stretches into leftover bits third transfer case 19 position department corresponding to conveyer belt B29.
Along the conveying direction of the conveyor belt C36, the piston 33 on the conveying frame C34 on the side of the baffle B35 is adjacent to the piston 33 on the other side of the conveying frame C34, the piston 33 on the side of the baffle B35 is located in front, an idler 32 is arranged between the adjacent pistons 33 on the conveying frame C34 on the same side, and the first idler 32 on the rear side of the baffle B35 is connected with the conveying frame C34 through the piston 33.
In the conveying direction of the conveyor belt C36, a shaking roller 39 is provided on the conveying stand C34 between the piston 33 and the adjacent idler 32 on the front side thereof.
An annular groove 46 is formed in the middle of the side wall of the shaking roller 39, the edge of the conveying belt C36 is in contact with the annular groove 46, a cam roller 47 is rotatably connected to one side, opposite to the conveying belt C36, of the shaking roller 39 on the conveying frame C34, the cam roller 47 is in contact with the side wall of the shaking roller 39, a shaft rod A45 of the cam roller 47 penetrates through the conveying frame C34 downwards and then is fixed to an output shaft of a driving motor C48 fixed to the conveying frame C34, a shaft rod B49 of the shaking roller 39 is connected with a strip-shaped through hole 50 formed in the conveying frame C34, the length of the strip-shaped through hole 50 is larger than the sum of the diameter of the shaft rod B49 and the maximum offset of the cam roller 47, an elastic filling pad 51 is filled between the hole wall, facing one side of the conveying belt C36, and the shaft rod B49 in the strip-shaped through hole 50, and the elastic filling pad 51.
The shaft B49 is provided with a limit convex ring 54, the bottom end of the shaft B49 is fixed with a limit convex plate 55 through threads, the limit convex ring 54 is contacted with the top surface of the conveying frame C34, and the limit convex plate 55 is contacted with the bottom of the conveying frame C34.
A buffer ring 52 is rotatably connected in the annular groove 46 through an annular sleeve 53, and the outer diameter of the buffer ring 52 is smaller than that of the shaking roller 39; the middle part of the outer side wall of the buffer ring 52 is provided with an annular cambered groove.
A heating pipe B37 is arranged in the third leftover material conveying box 19 and positioned between the upper layer and the lower layer of the conveying belt C36, and the heating pipe B37 is respectively communicated with an air inlet B24 arranged on the side wall of the joint of the third leftover material conveying box 19 and the fourth conveying box 20 and an air outlet D25 arranged on the side wall of the starting end of the third leftover material conveying box 19.
The heating pipe B37 is communicated with the exhaust port D25 through the heating branch pipes 38 located at both sides of the carrier C34.
The outer surface of the heating pipe B37 facing the conveyor belt C36 is uniformly distributed with radiating fins 45.
Along the conveying direction of the conveyor belt D42, the piston 33 on the conveyor frame D40 on the side of the baffle C41 is adjacent to the piston 33 on the other side of the conveyor frame D40, the piston 33 on the side of the baffle C41 is located in front, two carrier rollers 32 are arranged between the adjacent pistons 33 on the conveyor frame D40 on the same side, and the first carrier roller 32 on the rear side of the baffle C41 is connected with the conveyor frame D40 through the piston 33.
A plurality of upper and lower vibrators 56 are uniformly distributed between the upper layer and the lower layer of the conveyor belt D42 and between the conveying frames D40, vibration sources of the upper and lower vibrators 56 are in contact with the conveyor belt D42, and the bottoms of the upper and lower vibrators 56 are fixed on a connecting transverse plate 44 fixedly arranged between the conveying frames D40.
The electric heating devices 43 are arranged on the inner walls of the two sides in the leftover material fourth conveying box 20.
The first leftover material conveying box 17 inclines downwards along the conveying direction, the second leftover material conveying box 18 inclines upwards along the conveying direction, the third leftover material conveying box 19 inclines downwards along the conveying direction, and the fourth leftover material conveying box 20 inclines upwards along the conveying direction.
The desulfurization tanks 1 are provided in plurality and are sequentially and uniformly distributed along the conveying direction of the conveying device A9.
The bottom of the rubber powder storage bin 4 is further communicated with a conveying device G14 ', the conveying direction of the conveying device G14 ' is opposite to the conveying direction of the conveying device D14, and the conveying device G14 ' is used for communicating the rubber powder storage bin 4 with a rubber powder loading area.
When the rubber cooling device is used, rubber is conveyed into the cooling cylinder 2 for cooling through the conveying device A9 after being desulfurized in the desulfurizing tank 1, and because the temperature of the rubber is higher, protective gas is introduced into the cylinder body 57 of the cooling cylinder 2 in order to avoid the contact of the rubber and oxygen in the air, and meanwhile, the cylinder body 57 rotates, so that the rubber entering the cylinder body 57 from the conveying device A9 is ceaselessly and fully scattered and then falls down under the action of gravity, and is fully contacted with the protective gas with lower temperature relative to the rubber in the scattering and falling down processes to cool; the glue which is initially cooled to the ignition point below in the cylinder 57 is discharged from the cylinder 57 and then is conveyed into the cooling tank 3 through a conveying device B11 to be fully cooled; the glue at the bottom in the cooling tank 3 is continuously turned upwards after the rotation of the helical blade 73, and the cooling gas provided by the cooling gas supply device continuously cools the glue through the edge of the helical blade 73 and the air hole 75 at the bottom of the vertical shaft 72 until the glue in the cooling tank 3 is cooled to the room temperature; after the rubber in the cooling tank 3 is cooled to room temperature, the rubber powder in the cooling tank 3 can be conveyed to a rubber powder loading area through a conveying device G14' for loading and selling, or the rubber powder in the cooling tank 3 can be conveyed to a mixing roll 5 through a conveying device D14 for mixing with raw rubber and other additives in proportion; the mixed glue is sequentially conveyed to a plurality of calenders 6 for a plurality of calendering through a conveying device E15, and the glue after being calendered is conveyed to a forming machine 7 for final compression forming through an output device of the last calender; when the forming machine 7 discharges materials, the discharged glue is trimmed, cut off and then conveyed to a discharged material cooling conveying device 8 through a conveying device F16 to be cooled and boxed; leftover materials generated by trimming and cutting are conveyed back to the conveying device E15 through the leftover material first conveying box 17, the leftover material second conveying box 18, the leftover material third conveying box 19 and the leftover material fourth conveying box 20 in sequence so as to be calendered again, and waste of rubber materials is avoided; the action of the piston 33 in the first leftover material conveying box 17, the second leftover material conveying box 18, the third leftover material conveying box 19 and the fourth leftover material conveying box 20 can enable the rubber on each corresponding conveying belt to be positioned in the middle of the conveying belt and not to be adhered to the conveying belt. The pistons 33 on the conveying frames A21 positioned at the two sides of the conveyor belt A28 are arranged in pairs, and the pistons 33 in pairs act simultaneously, so that the leftover materials at the two sides generated by trimming and the row of leftover materials generated by cutting can be drawn together inwards; the piston 33 on the conveying frame B26 positioned at two sides of the conveying belt B29 is arranged, and the piston 33 acts successively, so that leftover materials falling from the conveying belt A28 to the conveying belt B29 can be conveyed centrally as much as possible, and the heating pipe A30 heats the leftover materials on the conveying belt B29, so that the cooling of the leftover materials is avoided; through the arrangement of the pistons 33 and the shaking rollers 39 on the conveying frames C34 positioned at two sides of the conveying belt C36, the sequential action of the pistons 33 and the continuous action of the shaking rollers 39, the leftover materials falling from the conveying belt B29 to the conveying belt C36 can be conveyed in a centered mode as much as possible and cannot be adhered to the conveying belt C36, and the leftover materials on the conveying belt C36 are further prevented from being cooled through the heating of the heating pipe B37; through the arrangement of the pistons 33 on the conveying frames D40 positioned at two sides of the conveying belt D42, the sequential action of the pistons 33 and the continuous up-and-down vibration work of the up-and-down vibrator 56 on the conveying belt D42, the leftover materials falling onto the conveying belt D42 on the conveying belt C36 can be conveyed in a centered mode as far as possible and cannot be adhered to the conveying belt D42; if the heat of the heating pipe A30 and the heating pipe B37 is insufficient when the production line is just started to operate, the electric heating device 43 in the leftover material fourth conveying box 20 heats the leftover material on the conveying belt D42, and the leftover material is prevented from cooling.
Claims (10)
1. The production line for desulfurizing, mixing and calendering the recovered rubber is characterized in that: including digester (1), cooling cylinder (2), cooling tank (3), rubber powder storehouse (4), mixing roll (5), calender (6), make-up machine (7) and ejection of compact cooling conveyer (8) that connect gradually, digester (1) is connected through conveyer A (9) with cooling cylinder (2), cooling cylinder (2) are connected through conveyer B (11) with cooling tank (3), cooling tank (3) are connected through conveyer C (13) with rubber powder storehouse (4), rubber powder storehouse (4) bottom is connected through conveyer D (14) with mixing roll (5), mixing roll (5) are connected through conveyer E (15) with calender (6), the discharge gate of make-up machine (7) is connected with ejection of compact cooling conveyer (8) through conveyer F (16), the discharge gate of make-up machine (7) is connected with conveyer E (15) to the one side of ejection of compact cooling conveyer (8) dorsad ) The scrap conveying device comprises a scrap first conveying box (17), a scrap second conveying box (18), a scrap third conveying box (19) and a scrap fourth conveying box (20) which are sequentially connected, the starting end of the scrap second conveying box (18) is provided with a cooling exhaust port A (57) which is arranged at the top of the discharging cooling conveying device (8) through a draught fan A and an air inlet A (22) which is communicated with a cooling exhaust port B (12) arranged at the top of the cooling tank (3), the air inlet A (22) is communicated with an exhaust port B (23) arranged at the top of the scrap third conveying box (19) through the scrap second conveying box (18), the tail end of the scrap third conveying box (20) is provided with an air inlet B (24) which is communicated with an exhaust port C (10) arranged at the top of the cooling cylinder (2) through the draught fan B, air inlet B (24) are through third transfer case (20) and the gas vent D (25) intercommunication that third transfer case (20) top was established, gas vent B (23) and gas vent D (25) all communicate with exhaust treatment device through draught fan C, be equipped with electric heater unit (43) in leftover bits fourth transfer case (20).
2. The reclaimed rubber devulcanizing, mixing and calendering line of claim 1, wherein: the cooling cylinder (2) comprises a cylinder body (57) of a circular truncated cone cambered surface structure rotating around the axis of the cooling cylinder (2) in the cooling cylinder (2), the inner diameter of the feeding end of the cylinder body (57) is smaller than that of the discharging end of the cylinder body (57), a plurality of material beating transverse plates (59) are uniformly distributed on the inner wall of the cylinder body (57), a driving motor A (58) of the cylinder body (57) is fixed on the cooling cylinder (2), a material baffle plate (61) is arranged on the upper portion of one end, back to the conveying device A (9), of the cooling cylinder (2), the lower edge of the material baffle plate (61) is located between the axis of the cylinder body (57) and the bottom edge of the discharging end of the cylinder body (57), a material guide flanging (60) is inwards arranged at the feeding end of the cooling cylinder (2), the edge of the material guide flanging (60) is located in the feeding end of the cylinder body (57), and a gas exhaust port C (10) is arranged, Is positioned at one side of the feeding end and is communicated with the inside of the cooling cylinder (2).
3. The reclaimed rubber devulcanizing, mixing and calendering line of claim 2, wherein: striker plate (61) are equipped with protection gas shower nozzle (63) towards a side end face of barrel (57), the axle center department that is located barrel (57), protection gas shower nozzle (63) and protection gas intake pipe (62) intercommunication, protection gas shower nozzle (63) spun protection gas is removed to the feed end of barrel (57) by the discharge end of barrel (57) under draught fan B's effect to get into between barrel (57) and cooling cylinder (2), get into gas vent C (10) at last from the gap between the feed end of barrel (57) and turn-ups (60).
4. The reclaimed rubber devulcanizing, mixing and calendering line of claim 1, wherein: the cooling tank (3) comprises a vertical shaft (72) at the axis position in the cooling tank (3), a spiral blade (73) is fixed on the side wall of the vertical shaft (72) positioned in the cooling tank (3), a driving motor B (74) is fixed at the axis position of the top of the cooling tank (3), the vertical shaft (72) upwards sequentially penetrates through a top plate of the cooling tank (3) and an output shaft of the driving motor B (74) coaxially, the vertical shaft (72) and the output shaft of the driving motor B (74) are fixed coaxially, the vertical shaft (72) is a hollow shaft, air holes (75) communicated with a cavity in the vertical shaft (72) are formed in the edge of the spiral blade (73), the air holes (75) are uniformly distributed along the spiral blade (73), and the top end of the vertical shaft (72) is communicated with an air supply device of cooling air; one side that cooling tank (3) top is located driving motor B (74) and dorsad cooling gas vent B (12) is equipped with feed-in through hole (76) of being connected with conveyer B (11), the tank bottom of cooling tank (3) is equipped with discharging pipe (71).
5. The reclaimed rubber devulcanizing, mixing and calendering line of claim 1, wherein: the tail end of the first leftover material conveying box (17) is communicated with a conveying through hole A (17') formed in the side wall of the second leftover material conveying box (18) at the starting end; the tail end of the leftover material second conveying box (18) is communicated with a conveying through hole B (18') formed in the side wall of the leftover material third conveying box (19) at the starting end; the tail end of the leftover material third conveying box (19) is communicated with a conveying through hole C (19') formed in the side wall of the leftover material fourth conveying box (20) at the starting end;
a conveying frame A (21) is fixed in the first leftover material conveying box (17), a conveying belt A (28) is arranged on the conveying frame A (21), the starting end of the conveying frame A (21) extends out of the first leftover material conveying box (17) and then is connected with a discharge port of the forming machine (7), and the tail end of the conveying frame A (21) penetrates through a conveying through hole A (17') and enters a second leftover material conveying box (18);
a conveying frame B (26) is fixed in the leftover material second conveying box (18), a conveying belt B (29) is arranged on the conveying frame B (26), the starting end of the conveying frame B (26) is positioned below a conveying frame A (21) extending into the leftover material second conveying box (18), the conveying frame A (21) is positioned in the range of the conveying frame B (26), and the tail end of the conveying frame B (26) penetrates through a conveying through hole B (18') to enter a third leftover material conveying box (19);
a conveying frame C (34) is fixed in the leftover material third conveying box (19), a conveying belt C (36) is arranged on the conveying frame C (34), the starting end of the conveying frame C (34) is positioned below a conveying frame B (26) extending into the leftover material third conveying box (19), the conveying frame B (26) is positioned in the range of the conveying frame C (34), and the tail end of the conveying frame C (34) penetrates through a conveying through hole C (19') to enter a leftover material fourth conveying box (20);
a conveying frame D (40) is fixed in the leftover material fourth conveying box (20), a conveying belt D (42) is arranged on the conveying frame D (40), the starting end of the conveying frame D (40) is positioned below a conveying frame C (34) extending into the leftover material fourth conveying box (20), the conveying frame C (34) is positioned in the range of the conveying frame D (40), and the tail end of the conveying frame D (40) extends out of the leftover material fourth conveying box (20) and then is connected with a conveying device E (15);
arrow-shaped protrusions (31) are respectively arranged on the outer surface of the conveyor belt A (28), the outer surface of the conveyor belt B (29), the outer surface of the conveyor belt C (36) and the outer surface of the conveyor belt D (42), and the direction of the arrow-shaped protrusions (31) is the same as the conveying direction;
a baffle A (27) is fixed at one side of the conveying frame B (26) far away from the conveying frame A (21) and corresponding to the tail end of the conveying frame A (21), a baffle B (38) is fixed at one side of the conveying frame C (34) far away from the conveying frame B (26) and corresponding to the tail end of the conveying frame B (26), and a baffle C (41) is fixed at one side of the conveying frame D (40) far away from the conveying frame C (34) and corresponding to the tail end of the conveying frame C (34);
the two sides of the conveyor belt A (28), the two sides of the conveyor belt B (29), the two sides of the conveyor belt C (36) and the two sides of the conveyor belt D (42) are respectively connected with the corresponding conveying frame A (21), the conveying frame B (26), the conveying frame C (34) and the conveying frame D (40) in a rotating mode through the carrier roller (32), the rolling axis of the carrier roller (32) inclines downwards along the direction from the outer side to the inner side, and the carrier roller (32) is respectively connected with the conveying frame A (21), the conveying frame B (26), the conveying frame C (34) and the conveying frame D (40) through the roller frame.
6. The reclaimed rubber devulcanizing, compounding, calendering line of claim 5, wherein: a piston (33) is fixed on the conveying frame A (21), the conveying frame B (26), the conveying frame C (34) and the conveying frame D (40), and a piston rod of the piston (33) moves in a reciprocating mode along the horizontal direction perpendicular to the corresponding conveying frames;
the end parts of piston rods of the pistons (33) are also connected with the carrier rollers (32) through a roller frame, and one or more carrier rollers (32) are arranged between every two adjacent pistons (33);
the pistons (33) on the conveying frame A (21) are symmetrically arranged on the conveying frame A (21) by taking the center of the conveying belt A (28) as a symmetry axis;
a first idler (32) is connected with the end of the piston rod of the piston (33) along the conveying direction of the conveyor belt A (28);
two carrier rollers (32) are arranged between two adjacent pistons (33);
along the conveying direction of the conveying belt B (29), the piston (33) on the conveying frame B (26) on the side where the baffle A (27) is located is adjacent to the piston (33) on the other side of the conveying frame B (26), the piston (33) on the side where the baffle A (27) is located in front, two carrier rollers (32) are arranged between the adjacent pistons (33) on the conveying frame B (26) on the same side, and the first carrier roller (32) located behind the baffle A (27) is connected with the conveying frame B (26) through the piston (33).
7. The reclaimed rubber devulcanizing, compounding, calendering line of claim 5, wherein: the both sides inner wall and the top inner wall of leftover bits second transfer case (18) are fixed with heating pipe A (30) of intercommunication respectively, heating pipe A (30) and air inlet A (22) intercommunication, heating pipe A (30) evenly are equipped with the gas pocket towards one side of conveying frame B (26), gas vent B (23) are located the top of leftover bits third transfer case (19), stretch into leftover bits third transfer case (19) position department corresponding to conveyer belt B (29).
8. The reclaimed rubber devulcanizing, compounding, calendering line of claim 6, wherein: along the conveying direction of the conveyor belt C (36), the piston (33) on the conveying frame C (34) on the side where the baffle B (35) is located is adjacent to the piston (33) on the other side of the conveying frame C (34), the piston (33) on the side where the baffle B (35) is located in front, a carrier roller (32) is arranged between the adjacent pistons (33) on the conveying frame C (34) on the same side, and the first carrier roller (32) located on the rear side of the baffle B (35) is connected with the conveying frame C (34) through the piston (33);
a shaking roller (39) is arranged on the conveying frame C (34) between the piston (33) and the adjacent carrier roller (32) at the front side of the piston along the conveying direction of the conveying belt C (36);
an annular groove (46) is formed in the middle of the side wall of the shaking roller (39), the edge of the conveyor belt C (36) is in contact with the annular groove (46), a cam roller (47) is rotatably connected to one side, opposite to the conveyor belt C (36), of the conveyor frame C (34), the cam roller (47) is in contact with the side wall of the shaking roller (39), a shaft rod A (45) of the cam roller (47) downwards penetrates through the conveyor frame C (34) and then is fixed to an output shaft of a driving motor C (48) fixed to the conveyor frame C (34), a shaft rod B (49) of the shaking roller (39) is connected with a strip-shaped through hole (50) formed in the conveyor frame C (34), the length of the strip-shaped through hole (50) is larger than the sum of the diameter of the shaft rod B (49) and the maximum offset of the cam roller (47), and an elastic filling pad (51) is filled between the hole wall, facing one side of the conveyor belt C (36), and the strip-shaped through hole B (49) in the strip-shaped through hole (50), the elastic filling pad (51) constantly contacts the shaking roller (39) with the cam roller (47).
9. The reclaimed rubber devulcanizing, compounding, calendering line of claim 5, wherein: a heating pipe B (37) is arranged in the third leftover material conveying box (19) and positioned between the upper layer and the lower layer of the conveying belt C (36), and an air inlet B (24) arranged on the side wall of the joint of the heating pipe B (37) and the third leftover material conveying box (19) and the fourth conveying box (20) is communicated with an air outlet D (25) arranged on the side wall of the starting end of the third leftover material conveying box (19) respectively; the heating pipe B (37) is communicated with the exhaust port D (25) through heating branch pipes (38) positioned at two sides of the conveying frame C (34);
along the conveying direction of the conveyor belt D (42), the piston (33) on the conveying frame D (40) on the side of the baffle C (41) is adjacent to the piston (33) on the other side of the conveying frame D (40), the piston (33) on the side of the baffle C (41) is located in front, two carrier rollers (32) are arranged between the adjacent pistons (33) on the conveying frame D (40) on the same side, and the first carrier roller (32) on the rear side of the baffle C (41) is connected with the conveying frame D (40) through the piston (33);
a plurality of upper and lower vibrators (56) are uniformly distributed between the upper layer and the lower layer of the conveying belt D (42) and between the conveying frames D (40), vibration sources of the upper and lower vibrators (56) are in contact with the conveying belt D (42), and the bottoms of the upper and lower vibrators (56) are fixed on a connecting transverse plate (44) fixedly arranged between the conveying frames D (40).
10. The reclaimed rubber devulcanizing, mixing and calendering line of claim 1, wherein: the first leftover material conveying box (17) inclines downwards along the conveying direction, the second leftover material conveying box (18) inclines upwards along the conveying direction, the third leftover material conveying box (19) inclines downwards along the conveying direction, and the fourth leftover material conveying box (20) inclines upwards along the conveying direction.
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| CN201911381512.6A CN111055416A (en) | 2019-12-27 | 2019-12-27 | Desulfurization, mixing and calendering production line for recycled rubber |
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| CN201911381512.6A CN111055416A (en) | 2019-12-27 | 2019-12-27 | Desulfurization, mixing and calendering production line for recycled rubber |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT8123341A0 (en) * | 1981-08-03 | 1981-08-03 | Comerio Ercole Spa | RUBBER CYLINDER MIXER WITH FULLY AUTOMATIC OPERATION CYCLE. |
| WO2005063887A1 (en) * | 2003-12-25 | 2005-07-14 | Mitsubishi Plastics, Inc. | Resin blend composition, sheet and heat-shrinkable sheet comprising the resin blend composition, and shrink label and package obtained with the heat-shrinkable sheet |
| KR20080025713A (en) * | 2008-02-29 | 2008-03-21 | 안성호 | The plastics re-application system which is disused |
| CN107629244A (en) * | 2017-10-30 | 2018-01-26 | 宝鸡生力橡胶有限责任公司 | The environment-friendly type Plasticator recycled for rubber industry wastewater |
| WO2018099130A1 (en) * | 2016-11-29 | 2018-06-07 | 安徽世界村新材料有限公司 | Integrated production system and method for green recovering and regenerating waste rubber |
| CN110204782A (en) * | 2019-06-21 | 2019-09-06 | 余艳红 | A kind of technique that is recycled of environment-friendly type waste rubber material |
| CN211868407U (en) * | 2019-12-27 | 2020-11-06 | 沭阳乐福橡塑工业有限公司 | Desulfurization, mixing and calendering production line for recycled rubber |
-
2019
- 2019-12-27 CN CN201911381512.6A patent/CN111055416A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT8123341A0 (en) * | 1981-08-03 | 1981-08-03 | Comerio Ercole Spa | RUBBER CYLINDER MIXER WITH FULLY AUTOMATIC OPERATION CYCLE. |
| WO2005063887A1 (en) * | 2003-12-25 | 2005-07-14 | Mitsubishi Plastics, Inc. | Resin blend composition, sheet and heat-shrinkable sheet comprising the resin blend composition, and shrink label and package obtained with the heat-shrinkable sheet |
| KR20080025713A (en) * | 2008-02-29 | 2008-03-21 | 안성호 | The plastics re-application system which is disused |
| WO2018099130A1 (en) * | 2016-11-29 | 2018-06-07 | 安徽世界村新材料有限公司 | Integrated production system and method for green recovering and regenerating waste rubber |
| CN107629244A (en) * | 2017-10-30 | 2018-01-26 | 宝鸡生力橡胶有限责任公司 | The environment-friendly type Plasticator recycled for rubber industry wastewater |
| CN110204782A (en) * | 2019-06-21 | 2019-09-06 | 余艳红 | A kind of technique that is recycled of environment-friendly type waste rubber material |
| CN211868407U (en) * | 2019-12-27 | 2020-11-06 | 沭阳乐福橡塑工业有限公司 | Desulfurization, mixing and calendering production line for recycled rubber |
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