CN102601879B - Heat treatment mixing production line for heat-vulcanized silicone rubber - Google Patents
Heat treatment mixing production line for heat-vulcanized silicone rubber Download PDFInfo
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- CN102601879B CN102601879B CN201210062816.8A CN201210062816A CN102601879B CN 102601879 B CN102601879 B CN 102601879B CN 201210062816 A CN201210062816 A CN 201210062816A CN 102601879 B CN102601879 B CN 102601879B
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- rubber
- premixing
- machine
- screw extruder
- production line
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Classifications
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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
- B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
- B29C48/385—Plasticisers, homogenisers or feeders comprising two or more stages using two or more serially arranged screws in separate barrels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/002—Methods
- B29B7/005—Methods for mixing in batches
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/002—Methods
- B29B7/007—Methods for continuous mixing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7461—Combinations of dissimilar mixers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7476—Systems, i.e. flow charts or diagrams; Plants
- B29B7/748—Plants
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7476—Systems, i.e. flow charts or diagrams; Plants
- B29B7/7485—Systems, i.e. flow charts or diagrams; Plants with consecutive mixers, e.g. with premixing some of the components
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7476—Systems, i.e. flow charts or diagrams; Plants
- B29B7/7495—Systems, i.e. flow charts or diagrams; Plants for mixing rubber
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
- B29B7/06—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices
- B29B7/10—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary
- B29B7/12—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft
- B29B7/16—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft with paddles or arms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
- B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
- B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
- B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
- B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
- B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a heat treatment mixing production line for heat-vulcanized silicone rubber, which comprises a screw extruder, a side feeder and at least two alternate discharging mechanisms. Pre-mixed rubber is fed into the screw extruder through the side feeder, the screw extruder is connected with the alternate discharging mechanisms, each alternate discharging mechanism comprises a valve, an evacuating device and a vacuum extruder which are sequentially connected, the screw extruder is connected with each evacuating device, and each valve is arranged between the screw extruder and the corresponding evacuating device. Compared with the prior art, the heat treatment mixing production line for the heat-vulcanized silicone rubber has the advantages that the heat-vulcanized silicone rubber with high performance can be produced, product stability and quality are improved, production energy consumption is greatly reduced, explosion of molecular volatile matters can be avoided, and safety production is ensured.
Description
Technical field
The present invention relates to the production field of heat vulcanized silicone rubber, exactly refer to the mixing production line of a kind of heat treatment of heat vulcanized silicone rubber.
Background technology
Heat vulcanized silicone rubber is mainly used in thermoforming silica gel product, such as sealing ring, key board etc., and it is widely used in the fields such as electronics, machinery, automobile, commodity and health care.At present, the method of domestic production heat vulcanized silicone rubber be all with kneader liquid material (rubber, additive and size) is mixed with powder (white carbon) agglomerating after, intensification kneading adds auxiliary agent, vacuumize de-low through hybrid reaction, add auxiliary agent with mill again and pigment is mediated further, produce heat vulcanized silicone rubber product finally by filtration.Owing to being batch production, material is repeatedly in interval used device, could mix agglomerating through the long period, also need just to complete for a long time simultaneously mixing, react, take off low process, not only production efficiency is low, and production cost is larger; And produce a large amount of electrostatic owing to mediating, when low-molecular material reaches certain concentration, explosion safety problem can be there is in kneader.
Summary of the invention
For above-mentioned defect, the technical problem that the present invention solves is to provide a kind of heat treatment of heat vulcanized silicone rubber mixing production line, high performance heat vulcanized silicone rubber can be produced, both product stability and quality had been improved, larger reduction energy consumption again, and the appearance that low molecular weight volatile thing can be avoided to explode, ensure safety in production.
In order to solve above technical problem, the mixing production line of heat treatment of heat vulcanized silicone rubber provided by the invention, comprise screw extruder, side feeding machine, and at least two wheel change discharging mechanism, premixing glue joins in described screw extruder by described side feeding machine, described screw extruder is connected with described rotation discharging mechanism, described rotation discharging mechanism comprises valve body, vacuum extractor and vacuum-extruder, described valve body, described vacuum extractor is connected successively with described vacuum-extruder, described screw extruder is connected with described vacuum extractor, described valve body is arranged between described screw extruder and described vacuum extractor.
Preferably, described rotation discharging mechanism also comprises filtering head, and described filtering head is arranged on the exit of described vacuum-extruder.
Preferably, described screw extruder is provided with premixing glue entrance, auxiliary agent entrance and vacuum orifice.
Preferably, on described screw extruder, the quantity of vacuum orifice is 1-5.
Preferably, the quantity of described rotation discharging mechanism is 2-5 cover.
Preferably, also comprise ribbon conveyer, premixing glue is transported to described side feeding machine by described ribbon conveyer.
Preferably, paddle is provided with in the feeding machine of described side.
The mixing production line of heat treatment of heat vulcanized silicone rubber provided by the invention, comprise screw extruder, side feeding machine, and at least two wheel change discharging mechanism, premixing glue joins in described screw extruder by described side feeding machine, described screw extruder is connected with described rotation discharging mechanism, described rotation discharging mechanism comprises valve body, vacuum extractor and vacuum-extruder, described valve body, described vacuum extractor is connected successively with described vacuum-extruder, described screw extruder is connected with described vacuum extractor, described valve body is arranged between described screw extruder and described vacuum extractor.Compared with prior art, the mixing production line of heat treatment of heat vulcanized silicone rubber provided by the invention, high performance heat vulcanized silicone rubber can be produced, both product stability and quality had been improved, larger reduction energy consumption again, and the appearance that low molecular weight volatile thing can be avoided to explode, ensure safety in production.
Accompanying drawing explanation
Fig. 1 is the structural representation of premix production line in heat vulcanized silicone rubber production in one embodiment of the invention, and in figure, the direction of arrow is the traffic direction of material;
Fig. 2 is the structural representation of the mixing production line of heat treatment in heat vulcanized silicone rubber production in one embodiment of the invention, and in figure, filled arrows direction is the traffic direction of material, and hollow arrow representative vacuumizes gas direction.
Detailed description of the invention
In order to those skilled in the art can understand technical scheme provided by the present invention better, set forth below in conjunction with specific embodiment.
The heat vulcanized silicone rubber that the present embodiment provides is produced and is comprised two parts production line: the premix production line of leading portion and the mixing production line of heat treatment of back segment.
Refer to Fig. 1, this figure is the structural representation of premix production line in heat vulcanized silicone rubber production in one embodiment of the invention, and in figure, the direction of arrow is the traffic direction of material.
Premix production line comprises rubber charging mechanism, white carbon charging mechanism, the first premixing machine 9, second premixing machine 13 and screw extruder 15; Rubber raw material and white carbon black raw material join in the first premixing machine by rubber charging mechanism and white carbon charging mechanism respectively, material is after the first premixing machine 9 carries out preliminary premix, enter the second premixing machine 13 and carry out premix again, finally enter into screw extruder 15 and carry out mixing dispersion, material obtains premixing glue after screw extruder 15; Rubber feeding structure comprises rubber storage tank 1, rubber weighing hopper 3 and rubber conveyer 4, rubber conveyer 4 is arranged on the exit of rubber weighing hopper 3, rubber raw material enters into the first premixing machine 9 through rubber storage tank 1, rubber weighing hopper 3 and rubber conveyer 4, and the outlet of rubber storage tank 1 is provided with rubber outlet valve 2; White carbon charging mechanism comprises filler bin 5, first powder conveyer 6, white carbon weighing hopper 7 and the second powder conveyer 8, first powder conveyer 6 is arranged on the exit of filler bin 5, second powder conveyer 8 is arranged on the exit of white carbon weighing hopper 7, and white carbon black raw material enters into the first premixing machine 9 through filler bin 5, first powder conveyer 6, white carbon weighing hopper 7 and the second powder conveyer 8; Anti-structural agent enters into the first premixing machine 9 by anti-structural agent tank 16.
Premix production line also comprises middle measuring tank 11, middle measuring tank 11 is arranged between the first premixing machine 9 and the second premixing machine 13, enter into the second premixing machine 13 from the first premixing machine 9 material out by middle measuring tank 11, the outlet of middle weighing hopper 11 is provided with material outlet valve 12.
Be provided with paddle 17 in rubber storage tank 1, be convenient to rubber to be uniformly mixed.Be provided with paddle 17 in filler bin 5, be convenient to white carbon to be uniformly mixed and discharging.
First premixing machine 9 is provided with paddle 17, and the outlet of the first premixing machine 9 is provided with the first screw rod discharging machine 10.Second premixing machine 13 is provided with paddle 17, and the outlet of the second premixing machine 13 is provided with the second screw rod discharging machine 14.
Material obtains premixing glue after premix production line.
Refer to Fig. 2, this figure is the structural representation of the mixing production line of heat treatment in heat vulcanized silicone rubber production in one embodiment of the invention, and in figure, filled arrows direction is the traffic direction of material, and hollow arrow representative vacuumizes gas direction.
The mixing production line of heat treatment comprises screw extruder 20, side feeding machine 19 and two wheels and changes discharging mechanism, premixing glue joins in screw extruder 20 by side feeding machine 19, screw extruder 20 is connected with rotation discharging mechanism, rotation discharging mechanism comprises valve body 21, vacuum extractor 22 and vacuum-extruder 23, valve body 21, vacuum extractor 22 are connected successively with vacuum-extruder 23, screw extruder 20 is connected with vacuum extractor 22, and valve body 21 is arranged between screw extruder 20 and vacuum extractor 22.Rotation discharging mechanism also comprises filtering head 24, and filtering head 24 is arranged on the exit of vacuum-extruder 23.Screw extruder 20 is provided with premixing glue entrance, auxiliary agent entrance and vacuum orifice, and on screw extruder 20, the quantity of vacuum orifice is 2.Premixing glue is transported to side feeding machine 19 by ribbon conveyer 18, is provided with paddle in side feeding machine 19.
Because low molecular weight gas can not be drained only by material screw extruder 20 in the mixing production line of heat treatment completely, the vacuum extractor 22 in rotation discharging mechanism is needed to vacuumize process further.Two wheels change discharging mechanism can guarantee that the two can rotation and realize continuous seepage.
Compared with prior art, the mixing production line of heat treatment of heat vulcanized silicone rubber provided by the invention, high performance heat vulcanized silicone rubber can be produced, both product stability and quality had been improved, larger reduction energy consumption again, and the appearance that low molecular weight volatile thing can be avoided to explode, ensure safety in production.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (1)
1. the mixing production line of the heat treatment of a heat cure rubber, heat vulcanized silicone rubber is produced and is comprised two parts production line: the premix production line of leading portion and the mixing production line of heat treatment of back segment, and premix production line comprises rubber charging mechanism, white carbon charging mechanism, the first premixing machine, the second premixing machine and screw extruder; Rubber raw material and white carbon black raw material join in the first premixing machine by rubber charging mechanism and white carbon charging mechanism respectively, material is after the first premixing machine carries out preliminary premix, enter the second premixing machine and carry out premix again, finally enter into screw extruder and carry out mixing dispersion, material obtains premixing glue after screw extruder; Rubber feeding structure comprises rubber storage tank, rubber weighing hopper and rubber conveyer, rubber conveyer is arranged on the exit of rubber weighing hopper, rubber raw material enters into the first premixing machine through rubber storage tank, rubber weighing hopper and rubber conveyer, and the outlet of rubber storage tank is provided with rubber outlet valve; White carbon charging mechanism comprises filler bin, the first powder conveyer, white carbon weighing hopper and the second powder conveyer, first powder conveyer is arranged on the exit of filler bin, second powder conveyer is arranged on the exit of white carbon weighing hopper, and white carbon black raw material enters into the first premixing machine through filler bin, the first powder conveyer, white carbon weighing hopper and the second powder conveyer; Anti-structural agent enters into the first premixing machine by anti-structural agent tank;
Premix production line also comprises middle measuring tank, and middle measuring tank is arranged between the first premixing machine and the second premixing machine, and enter into the second premixing machine from the first premixing machine material out by middle measuring tank, the outlet of middle weighing hopper is provided with material outlet valve;
Be provided with paddle in rubber storage tank, be convenient to rubber to be uniformly mixed; Be provided with paddle in filler bin, be convenient to white carbon to be uniformly mixed and discharging;
First premixing machine is provided with paddle, and the outlet of the first premixing machine is provided with the first screw rod discharging machine, and the second premixing machine is provided with paddle, and the outlet of the second premixing machine is provided with the second screw rod discharging machine; Material obtains premixing glue after premix production line;
It is characterized in that:
The mixing production line of heat treatment comprises screw extruder, side feeding machine and two wheels and changes discharging mechanism, premixing glue joins in screw extruder by side feeding machine, screw extruder is connected with rotation discharging mechanism, rotation discharging mechanism comprises valve body, vacuum extractor and vacuum-extruder, valve body, vacuum extractor are connected successively with vacuum-extruder, screw extruder is connected with vacuum extractor, and valve body is arranged between screw extruder and vacuum extractor; Rotation discharging mechanism also comprises filtering head, and filtering head is arranged on the exit of vacuum-extruder; Screw extruder is provided with premixing glue entrance, auxiliary agent entrance and vacuum orifice, and on screw extruder, the quantity of vacuum orifice is 2; Premixing glue is transported to side feeding machine by ribbon conveyer, is provided with paddle in the feeding machine of side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210062816.8A CN102601879B (en) | 2012-03-09 | 2012-03-09 | Heat treatment mixing production line for heat-vulcanized silicone rubber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210062816.8A CN102601879B (en) | 2012-03-09 | 2012-03-09 | Heat treatment mixing production line for heat-vulcanized silicone rubber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102601879A CN102601879A (en) | 2012-07-25 |
| CN102601879B true CN102601879B (en) | 2015-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210062816.8A Active CN102601879B (en) | 2012-03-09 | 2012-03-09 | Heat treatment mixing production line for heat-vulcanized silicone rubber |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106273038A (en) * | 2016-08-29 | 2017-01-04 | 强新正品（苏州）环保材料科技有限公司 | A kind of efficient silica gel production equipment |
| CN110204907B (en) * | 2019-07-03 | 2021-05-11 | 常州大学怀德学院 | Process for preventing explosion and fire in silicon rubber mixing |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6444154B1 (en) * | 2000-12-20 | 2002-09-03 | General Electric Company | Continuous preparation of a liquid silicone rubber composition |
| CN102173003B (en) * | 2010-12-24 | 2013-12-18 | 佛山市金银河智能装备股份有限公司 | Automatic production line for thermal vulcanized silicon rubber |
| CN202540521U (en) * | 2012-03-09 | 2012-11-21 | 佛山市金银河机械设备有限公司 | Heat treatment mixing production line for heat-vulcanized silicone rubber |
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2012
- 2012-03-09 CN CN201210062816.8A patent/CN102601879B/en active Active
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| CN102601879A (en) | 2012-07-25 |
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Address after: 528000 Guangdong Province, Foshan City Sanshui District southwest Street Bowen Road No. 6 one or two, four or five, six or seven Applicant after: Foshan Golden Milky Way Intelligent Equipment Co., Ltd. Address before: 528000 No. 4-1, southwest A District, Sanshui science and Technology Industrial Zone, Sanshui, Guangdong, Foshan Applicant before: Foshan Golden Milky Machine & Equipment Co., Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: FOSHAN GOLDEN MILKY MACHINE + EQUIPMENT CO., LTD. TO: FOSHAN GOLDEN MILKY INTELLIGENT EQUIPMENT CO., LTD. |
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Effective date of registration: 20201229 Address after: No.8 leqiang Road, Leping Town, Sanshui District, Foshan City, Guangdong Province Patentee after: FOSHAN TIANBAOLI SILICON ENGINEERING TECHNOLOGY Co.,Ltd. Address before: Block 1, 2, 4, 5, 6 and 7, No. 6, Baoyun Road, southwest Street, Sanshui District, Foshan City, Guangdong Province, 528000 Patentee before: FOSHAN GOLDEN MILKY WAY INTELLIGENT EQUIPMENT Co.,Ltd. |