CN103522520A - Twin-screw unit-separating extrusion device for rubber reclaiming - Google Patents
Twin-screw unit-separating extrusion device for rubber reclaiming Download PDFInfo
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- CN103522520A CN103522520A CN201310459789.2A CN201310459789A CN103522520A CN 103522520 A CN103522520 A CN 103522520A CN 201310459789 A CN201310459789 A CN 201310459789A CN 103522520 A CN103522520 A CN 103522520A
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0013—Extrusion moulding in several steps, i.e. components merging outside the die
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
- B29C48/41—Intermeshing counter-rotating screws
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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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92009—Measured parameter
- B29C2948/92209—Temperature
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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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92323—Location or phase of measurement
- B29C2948/92361—Extrusion unit
- B29C2948/9238—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/9239—Screw or gear
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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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92323—Location or phase of measurement
- B29C2948/92361—Extrusion unit
- B29C2948/9238—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/924—Barrel or housing
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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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
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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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92885—Screw or gear
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention provides a twin-screw unit-separating extrusion device for rubber reclaiming. The device comprises seven processing units. Each layer of processing unit adopts independent heating components and/or cooling components, and mutual heated contents, heating temperatures, heating time and post-vulcanized rubber powder volumes are different. Physical property indexes of reclaimed rubber and a plasticized rubber powder are relatively greatly improved, and the rubber hydrocarbon recovery can reach 70%. With adopting of seven-layer screw processing, production of environmental-protection reclaimed rubber, high-strength reclaimed rubber and fine-particle reclaimed rubber which can be divided into species of butyl reclaimed rubber, butyronitrile reclaimed rubber, ethylene propylene reclaimed rubber, tire reclaimed rubber and footwear reclaimed rubber can be realized.
Description
Technical field
The present invention relates to a kind of equipment that is applied to the sulfur removal technology of reclaimed rubber, relate in particular to the twin-screw subdivision extrusion equipment of rubber regeneration.
Background technology
In order to meet the material performance requirement improving constantly, rubber is towards high strength, wear-resisting, stable and ageing-resistant future development, but caused the problem that rubber after discarded over a long time can not natural degradation, a large amount of waste olds caused than the more unmanageable black pollution of plastic pollution (white pollution) simultaneously.Wasted on the other hand valuable rubber sources.The whole world has millions of tons scrap rubber to produce every year, and quantity is so huge, how it is carried out to effective processing and has become whole society's question of common concern.For this reason, except the waste rubber goods that pile up like a mountain are studied to more efficiently scrap rubber regeneration treatment technology one after another when fuel burns Wai， various countries.Reclaimed rubber refers to that waste or used vulcanized rubber, through physical and chemical processes such as pulverizing, heating, mechanical treatments, makes it from elastic stage, become and have rubber plasticity and viscosity, that can vulcanize again.The essence of regenerative process is under the comprehensive function of the chemistry of heat, mechanism and regenerative agent and physical action etc., makes the degraded of vulcanizate Web Grafiti, and the existing cross-bond of fracture position, also has the large molecular link between cross-bond.
The fracture of rubber cross key mainly completes in twin-screw extrusion equipment, and this twin-screw extrusion equipment can provide under heat effect and mechanism, guarantees fully fully transforming of rubber powder.Zhang Pingliang. " progress of double screw extruder and application thereof ", engineering plastics application, the 33rd the 5th phase of volume in 2005 discloses multiple double screw extruder, and these double screw extruders improve the defect of existing double screw extruder from various angles.CN102886888A discloses a kind of multi-screw extruder, and driving screw left end is hollow structure, and built-in left end is fixed on the inner screw on end cap, and inner screw screw thread is contrary with driving screw hand of spiral; In driving screw right-hand member, there is exhaust passage, communicate with the exhaust passage in inner screw; With screw thread on the corresponding driving screw of sub-screw be single thread, be two screw threads in addition; Between two screw thread two spiral shell ribs, on driving screw, there is the first through hole that same exhaust passage is connected, between two spiral shell ribs of the two screw threads of the outer driving screw of inner screw, there are some the second through holes; On end cap, have with driving screw and inner screw between the melt outlet that communicates of cavity, there is the connected exhaust outlet in exhaust passage at center.The extrusion pressure of this screw extruder is large, plasticizing capacity strengthens, can adapt to the regeneration of multiple rubber.But, in regeneration technology, need to by heating tube or cooling water, guarantee the temperature of extruder, single screw rod chamber can only provide a kind of state of temperature, cannot meet the demand of different rubber processings to temperature.
Given this, be necessary to improve prior art.
Summary of the invention
The present invention proposes a kind of twin-screw subdivision extrusion equipment of rubber regeneration, and this double screw extruder has multiple machining cell, and various rotating speed and processing temperature can be provided, and meets the needs of the different scrap rubbers of processing.
Technical scheme of the present invention is achieved in that
A kind of twin-screw subdivision extrusion equipment of rubber regeneration, it is characterized in that comprising: plural machining cell, described machining cell comprises frame, driver, screw rod chamber and the twin-screw that is positioned at described screw rod chamber, described driver and screw rod chamber are all arranged in described frame, described in described driver drives, twin-screw rotates, described screw rod chamber has an entrance and exit, the entrance in the described screw rod chamber of one of them is connected to the outlet in another described screw rod chamber, wherein, the described machining cell of at least one also comprises heating component, described heating component is by temperature sensor, more than one heating tube and controller form, described temperature sensor is arranged on described screw rod chamber, the signal output part of this temperature sensor is connected to described controller, the output of described controller is connected to described heating tube, described heating tube is arranged on the outside in described screw rod chamber.
Preferably, described twin-screw subdivision extrusion equipment is comprised of the machining cell described in seven.
Preferably, described heating tube is positioned at both sides and the below of the lateral surface in described screw rod chamber.
Preferably, described screw rod chamber is formed by connecting by two tubular elements, described heating tube is arranged on this tubular elements, wherein, described heating tube is comprised of three the first heating tubes, second heating tube and the 3rd heating tube, described the first heating tube is evenly distributed in the side away from center, described screw rod chamber of this tubular elements, described the second heating tube be positioned at this tubular elements under, the radian between described the second heating tube and described the 3rd heating tube is π/6.
Preferably, the outside in the described screw rod chamber of at least one is provided with a sleeve pipe, and described sleeve pipe and this screw rod chamber form a cooling chamber, in this cooling chamber, are provided with cooling fluid.
Preferably, described twin-screw is comprised of active screw rod and driven screw rod, and described active screw rod is by driven screw rod described in a gear set drive, and described driven screw rod is connected to described frame by a cylinder.
The twin-screw subdivision extrusion equipment of this rubber regeneration carrying out an invention, there is following beneficial effect: the present invention adopts multilayer processing unit to produce reclaimed rubber, every layer of machining cell adopts independently heating component and/or cooling package, and mutual heating content, heating-up temperature, heat time, after cure rubber powder volume are all different.Reclaimed rubber and plasticizing rubber powder physical performance index are greatly improved, and rubber hydrocarbon recovers to reach 70%.Adopt seven layers of screw rod processing, can realize environment-friendly type regeneration glue, high-strength reclaimed rubber, fine particle regenerated rubber.Kind can be divided into the production of butyl reclaimed rubber, butyronitrile reclaimed rubber, second the third reclaimed rubber, tyre reclaim, footwear reclaimed rubber.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of twin-screw subdivision extrusion equipment of the present invention;
Fig. 2 is the partial schematic diagram of the machining cell of Fig. 1, in order more to clearly illustrate machining cell, in figure, the part-structure in screw rod chamber is made to omission;
Fig. 3 is the schematic diagram of the machining cell of Fig. 1;
Fig. 4 is the schematic diagram in screw rod of the present invention chamber, and the outside in this screw rod chamber has heating tube;
Fig. 5 is that the B-B of Fig. 4 is to schematic diagram;
Fig. 6 is that the C-C of Fig. 4 is to schematic diagram;
Fig. 7 is the sectional view in another screw rod chamber of the present invention, and the outside in this screw rod chamber has cooling tube.
The specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
As the twin-screw subdivision extrusion equipment of this rubber regeneration of the present invention of Fig. 1 to 7, it comprises: have seven above machining cells 1, described machining cell 1 comprises frame 11, driver 12, screw rod chamber 13 and the twin-screw 14 that is positioned at described screw rod chamber 13, described driver 12 and screw rod chamber 13 are all arranged in described frame 11, described driver 12 drives described twin-screw 14 to rotate, described screw rod chamber 13 has an entrance 131 and outlet 132, and the entrance 131 in the described screw rod chamber 13 of one of them is connected to the outlet 132 in another described screw rod chamber 13.As shown in Figure 1, this twin-screw subdivision extrusion equipment is comprised of seven layers of machining cell 1, and the outlet 132 in the screw rod chamber 13 of last layer is connected to the entrance 131 in next screw rod chamber 13, thereby whole extrusion equipment is linked to be to an integral body.The screw rod chamber 13 of every layer all adopts different machined parameters.1,2,3 layers of screw rod chamber 13 fltting speed are relative with the temperature of heating consistent, adopt high-temperature control.4,5 roads adopt time high-temperature control, temperature control in 6 layers of employing, and 7 layers adopt the cooling mode of forcing.Also can be different according to the kind of product, adjust the speed of per pass screw rod, product quality performance is effectively controlled.The reclaimed rubber that is applicable to production different cultivars, different glue kinds.At 6,7 layers of screw rod, adopt nitrogen protection, while making rubber S bond fission, rubber hydrocarbon oxidation is protected and prevented to C bond energy preferably.
The temperature of 1 to 5 layer is controlled and is realized by heating component 15.As Fig. 4 to 6, described machining cell 1 also comprises heating component 15, described heating component 15 is comprised of temperature sensor 151, heating tube 152 and controller 153, described temperature sensor 151 is arranged on described screw rod chamber 13, the signal output part of this temperature sensor 151 is connected to described controller 153, the output of described controller 153 is connected to described heating tube 152, and described heating tube 152 is arranged on the outside in described screw rod chamber 13.
As shown in Figure 3, due in the process of bolt rotary, the below middle part of rubber powder 3 in screw rod chamber 13, in order to reduce unnecessary energy consumption, the heating location of heating tube 152 also can mainly concentrate on these positions.As Fig. 5, described heating tube 152 is formed by connecting by two tubular elements 201, the outside of each tubular elements 201 has three the first heating tubes 211, the second heating tube 212 and the 3rd heating tube 213, the first described heating tube 211 be evenly distributed in this tubular elements 201 away from described heating tube 152 center one sides, the radian between the first heating tube 211 is π/4.Described the second heating tube 212 be positioned at this tubular elements 201 under, the radian between the second heating tube 212 and nearest the first heating tube 211 is π/4.Described the 3rd heating tube 213 is positioned at the side away from described the first heating tube 211 of described the second heating tube 212, and the radian between the second heating tube 212 and the 3rd heating tube 213 is π/6.In the present embodiment, heating tube 152 centers refer to, the plane that two connecting lines of tubular elements 201 form.
As shown in Figure 7, the cooling in the screw rod chamber 13 of 6 to 7 layers is mainly realized by cooling fluid, 6, the outside in the described screw rod chamber 13 of 7 layers is provided with a sleeve pipe 133, described sleeve pipe 133 forms a cooling chamber 134 with this screw rod chamber 13, in this cooling chamber 134, be provided with cooling fluid, this cooling fluid can be water, realizes the cooling of rubber powder by the circulation of water.
Described twin-screw 14 is comprised of active screw rod 141 and driven screw rod 142, and described active screw rod 141 drives described driven screw rod 142 by a gear train 143, and described driven screw rod 142 is connected to described frame 11 by a cylinder 144.This cylinder 144 can drive moving axially of driven screw rod 142, and then the rubber powder of the interior carbonization accumulation in screw rod chamber 13 is scraped.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (6)
1. the twin-screw subdivision extrusion equipment of a rubber regeneration, it is characterized in that comprising: plural machining cell (1), described machining cell (1) comprises frame (11), driver (12), screw rod chamber (13) and the twin-screw (14) that is positioned at described screw rod chamber (13), described driver (12) and screw rod chamber (13) are all arranged in described frame (11), described driver (12) drives described twin-screw (14) to rotate, described screw rod chamber (13) has an entrance (131) and outlet (132), the entrance (131) in the described screw rod chamber (13) of one of them is connected to the outlet (132) in another described screw rod chamber (13), wherein, the described machining cell (1) of at least one also comprises heating component (15), described heating component (15) is by temperature sensor (151), more than one heating tube (152) and controller (153) form, described temperature sensor (151) is arranged on described screw rod chamber (13), the signal output part of this temperature sensor (151) is connected to described controller (153), the output of described controller (153) is connected to described heating tube (152), described heating tube (152) is arranged on the outside in described screw rod chamber (13).
2. twin-screw subdivision extrusion equipment according to claim 1, is characterized in that, described twin-screw subdivision extrusion equipment is comprised of the machining cell (1) described in seven.
3. twin-screw subdivision extrusion equipment according to claim 1, is characterized in that, described heating tube (152) is positioned at both sides and the below of the lateral surface in described screw rod chamber (13).
4. twin-screw subdivision extrusion equipment according to claim 3, it is characterized in that, described screw rod chamber (13) is formed by connecting by two tubular elements (201), described heating tube (152) is arranged on this tubular elements (201), wherein, described heating tube (152) is by three the first heating tubes (211), second heating tube (212) and the 3rd heating tube (213) form, described the first heating tube (211) is evenly distributed in the side away from center, described screw rod chamber (13) of this tubular elements (201), described the second heating tube (212) be positioned at this tubular elements (201) under, radian between described the second heating tube (212) and described the 3rd heating tube (213) is π/6.
5. according to the twin-screw subdivision extrusion equipment described in claims 1 to 3 any one, it is characterized in that, the outside in the described screw rod chamber (13) of at least one is provided with a sleeve pipe (133), described sleeve pipe (133) forms a cooling chamber (134) with this screw rod chamber (13), and this cooling chamber is provided with cooling fluid in (134).
6. according to the twin-screw subdivision extrusion equipment described in claims 1 to 3 any one, it is characterized in that, described twin-screw (14) is comprised of active screw rod (141) and driven screw rod (142), described active screw rod (141) drives described driven screw rod (142) by a gear train (143), and described driven screw rod (142) is connected to described frame (11) by a cylinder (144).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310459789.2A CN103522520A (en) | 2013-09-29 | 2013-09-29 | Twin-screw unit-separating extrusion device for rubber reclaiming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310459789.2A CN103522520A (en) | 2013-09-29 | 2013-09-29 | Twin-screw unit-separating extrusion device for rubber reclaiming |
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| Publication Number | Publication Date |
|---|---|
| CN103522520A true CN103522520A (en) | 2014-01-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310459789.2A Pending CN103522520A (en) | 2013-09-29 | 2013-09-29 | Twin-screw unit-separating extrusion device for rubber reclaiming |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105235184A (en) * | 2015-10-26 | 2016-01-13 | 重庆久通技术有限公司 | Plastic extrusion production line |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003008175A1 (en) * | 2001-07-10 | 2003-01-30 | Berstorff Gmbh | Method and device for the continuous production of rubber mixtures |
| CN101780392A (en) * | 2009-01-16 | 2010-07-21 | 杨剑平 | Regeneration reactor for changing waste rubber into resources |
| CN102344592A (en) * | 2011-07-22 | 2012-02-08 | 常州大学 | Device and method for directly preparing regenerated rubber sheet by continually cooling and mixing desulfurized rubber powder |
| CN102977404A (en) * | 2012-10-29 | 2013-03-20 | 北京化工大学 | Method for continuous preparation of reclaimed rubber by using dual-band twin-screw extruder |
| CN203496260U (en) * | 2013-09-29 | 2014-03-26 | 张海兵 | Rubber reclaiming double-screw subunit extruding equipment |
-
2013
- 2013-09-29 CN CN201310459789.2A patent/CN103522520A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003008175A1 (en) * | 2001-07-10 | 2003-01-30 | Berstorff Gmbh | Method and device for the continuous production of rubber mixtures |
| CN101780392A (en) * | 2009-01-16 | 2010-07-21 | 杨剑平 | Regeneration reactor for changing waste rubber into resources |
| CN102344592A (en) * | 2011-07-22 | 2012-02-08 | 常州大学 | Device and method for directly preparing regenerated rubber sheet by continually cooling and mixing desulfurized rubber powder |
| CN102977404A (en) * | 2012-10-29 | 2013-03-20 | 北京化工大学 | Method for continuous preparation of reclaimed rubber by using dual-band twin-screw extruder |
| CN203496260U (en) * | 2013-09-29 | 2014-03-26 | 张海兵 | Rubber reclaiming double-screw subunit extruding equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105235184A (en) * | 2015-10-26 | 2016-01-13 | 重庆久通技术有限公司 | Plastic extrusion production line |
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Application publication date: 20140122 |