CN107160581B - Mixer becomes ram piston pressure calendering process - Google Patents
Mixer becomes ram piston pressure calendering process Download PDFInfo
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- CN107160581B CN107160581B CN201710551812.9A CN201710551812A CN107160581B CN 107160581 B CN107160581 B CN 107160581B CN 201710551812 A CN201710551812 A CN 201710551812A CN 107160581 B CN107160581 B CN 107160581B
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- ram piston
- piston pressure
- rotor
- kneaded
- mixing
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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
- 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
- B29B7/22—Component parts, details or accessories; Auxiliary operations
-
- 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
- B29B7/22—Component parts, details or accessories; Auxiliary operations
- B29B7/28—Component parts, details or accessories; Auxiliary operations for measuring, controlling or regulating, e.g. viscosity control
-
- 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
- B29B7/22—Component parts, details or accessories; Auxiliary operations
- B29B7/28—Component parts, details or accessories; Auxiliary operations for measuring, controlling or regulating, e.g. viscosity control
- B29B7/283—Component parts, details or accessories; Auxiliary operations for measuring, controlling or regulating, e.g. viscosity control measuring data of the driving system, e.g. torque, speed, power
Abstract
The present invention relates to a kind of mixers to become ram piston pressure calendering process, belongs to tire production manufacturing technology field.Its calendering process are as follows: charging, Ram Piston Pressure of Mixer starts constant for 0.1-0.4MPa, ram piston pressure becomes 0.5-0.6MPa after being kneaded 1-3min, ram piston pressure becomes 0.1-0.4MPa after last dumping, ram piston pressure is first small i.e. in mixing process finally becomes smaller greatly again again, rotor speed range 15-35rpm.The present invention is not under the premise of changing existing equipment structure, by carrying out transformation adjustment to Ram Piston Pressure of Mixer in mixing process, solve the problems, such as to be equipped with the tetragonous efficient rotor of 4WH(), the mixer of ZZ2 rotor rotor and sizing material skidding when produce certain finished compositions, the present invention greatly reduces the caused learies of sizing material incipient scorch, production cost is reduced, while improving technique passability, the production efficiency of certain special glue kinds.
Description
Technical field
The present invention relates to a kind of mixers to become ram piston pressure calendering process, specifically to meet tyre stock formula
Design requirement and the calendering process invented, belong to tire production manufacturing technology field.
Background technique
In the prior art, the ram piston pressure one that finished composition is kneaded in all-steel radial tyre sizing material mixer mixing process
As be set as 0.5-0.6Mpa, ram piston pressure setting value is invariable in mixing process, and the setting of such pressure no doubt may be used
Reach highest production efficiency so as to be kneaded, but (such as the mixing of 4WH, ZZ2 rotor is equipped with for some specific mixers
Machine) and the finished composition of certain special glue kinds (ESBR, hard triangle sizing material) when being kneaded, it skids often with because of rotor and sizing material
Caused by power is low, is kneaded problem uneven, that dumping is scattered, sizing material is easy to produce incipient scorch after these problems occur in mixing process
Phenomenon, while it being kneaded unevenness, it is serious that sizing material is caused to scrap.
Summary of the invention
The purpose of the present invention is overcoming the deficiencies in the prior art, a kind of completely new mixer mixing process is provided,
Its method is simple, by reference to, in conjunction with design requirement, invent it is a kind of be not only able to satisfy existing calendering process, but also be able to satisfy spy
The mixing method of different equipment, special glue kind.
Technical solution of the present invention, the present invention is not under the premise of changing existing equipment structure, by being kneaded
Transformation adjustment is carried out to Ram Piston Pressure of Mixer in journey, solves and is equipped with the tetragonous efficient rotor of 4WH(), the mixing of ZZ2 rotor
Machine the problem of rotor and sizing material skid when producing certain finished compositions, certain finished compositions are the poly- butylbenzene of ESBR(cream) number
Hard triangle sizing material of all-steel radial tyre mine tyre surface formula and all-steel radial tyre more than 60 parts etc., the present invention solve
Dumping dissipates, is kneaded uneven, sizing material incipient scorch problem caused by skidding because of rotor and sizing material, greatly reduces caused by sizing material incipient scorch
Learies reduce production cost, while improving technique passability, the production efficiency of certain special glue kinds.
Mixer becomes ram piston pressure calendering process, and characterization step is as follows: charging, Ram Piston Pressure of Mixer start perseverance
The a certain numerical value being set in 0.1-0.4MPa range, ram piston pressure becomes in 0.5-0.6MPa range after being kneaded 1-3min
A certain numerical value, ram piston pressure becomes a certain numerical value in 0.1-0.4MPa range after last dumping, i.e., upper top in mixing process
Bolt pressure is first small finally to become smaller greatly again again, rotor speed range 15-35rpm.
Specifically: one section of mixing, two-stage mixing are sequentially carried out first, obtain two sections of rubber master batch；Then using two sections of rubber master batch and
Refining small powder carries out whole refining eventually；Rotor speed is 15-35rpm, fill factor 0.7-0.73 when refining is kneaded eventually, in mixing process on
Pushing up bolt is transformation mixing, i.e. the floating weight a certain number in 0.1-0.4MPa range constant to sizing material initial pressure to sizing material pressure
Value, being kneaded after 1-3min becomes a certain numerical value in 0.5-0.6MPa range for ram piston pressure, is kneaded and completes 2-3min dumping
Afterwards, ram piston pressure is become into a certain numerical value in 0.1-0.4MPa range, 100-105 DEG C of dump temperature.
It is ZZ2 or rotor type is the tetragonous efficient rotor of 4WH(that the technique, which is suitable for rotor type) mixer production
The mixing of finished composition solves the problems, such as that rotor and sizing material skid.Technique number suitable for the poly- butylbenzene of ESBR cream is more than 60
The finished composition mixing of the all-steel radial tyre mine tyre surface formula of part and mixing for the hard triangle sizing material of all-steel radial tyre
Refining.
Beneficial effects of the present invention: the present invention is not under the premise of changing existing equipment structure, by being kneaded
Transformation adjustment is carried out to Ram Piston Pressure of Mixer in journey, solves and is equipped with the tetragonous efficient rotor of 4WH(), the mixing of ZZ2 rotor
Machine the problem of rotor and sizing material skid when producing certain finished compositions, certain finished compositions are the poly- butylbenzene of ESBR(cream) number
Hard triangle sizing material of all-steel radial tyre mine tyre surface formula and all-steel radial tyre more than 60 parts etc., the present invention solve
Dumping dissipates, is kneaded uneven, sizing material incipient scorch problem caused by skidding because of rotor and sizing material, greatly reduces caused by sizing material incipient scorch
Learies reduce production cost, while improving technique passability, the production efficiency of certain special glue kinds.
Specific embodiment
Below with reference to embodiment, the invention will be further described.
The ram piston pressure of former calendering process is constant 0.55MPa in entire mixing process, mixing work of the invention
Variation of its ram piston pressure of skill in entire mixing process are as follows: the MPa of 0.35MPa → 0.55MPa → 0.35, to be pushed up in change
Bolt pressure calendering process.
The poly- butylbenzene of embodiment 1 ESBR(cream) number is more than that 60 parts of all-steel radial tyre mine tyre surface formula is kneaded entirely
Process is as follows:
All-steel radial tyre mine tyre surface formula: ESBR(emulsion polymerized styrene butadiene rubber): 80 parts, natural gum: 20 parts, carbon black
N115:58 parts, zinc oxide: 3.5 parts, stearic acid: 2 parts, homogenizing agent: 2 parts, anti-aging agent RD: 1.5 parts, antioxidant 4020: 2 parts, sulphur
Sulphur: 1.4 parts, accelerator NS: 1.6 parts, diphenylguanidine: 0.16 part, anti-recovery agent: 0.7 part, aromatic naphtha: 6 parts, other: 7
Part；It is kneaded using three-stage mixing technique.
One section is kneaded using F370 type mixer, and rotor type is the tetragonous efficient rotor of 4WH(), rotor speed 40rpm,
Successively by ESBR(emulsion polymerized styrene butadiene rubber): 80 parts, natural gum: 20 parts, zinc oxide: 3.5 parts, stearic acid: 2 parts, homogenizing agent: 2 parts,
Anti-aging agent RD: 1.5 parts, antioxidant 4020: 2 parts, other: 7 parts, N115:58 parts of carbon black, aromatic naphtha:, being added in mixer by 6 parts,
Fill factor are as follows: 0.65-0.75, mixing time: 155-160 DEG C of dump temperature, one section of rubber master batch is made in 1-3min.
Two-stage mixing uses F370 type mixer, and rotor type is the tetragonous efficient rotor of 4WH(), rotor speed 40rpm,
One section of rubber master batch is added in mixer, fill factor are as follows: 0.65-0.75, mixing time: 1-3min, dump temperature 130-135
DEG C, two sections of rubber master batch are made.
Former end sweetening process: refining, which is kneaded, eventually uses GK400 type mixer, and rotor type ZZ2, rotor speed 25rpm are filled out
Filling coefficient is 0.7-0.73, two sections of rubber master batch is added, sulphur: 1.4 parts, accelerator NS: and 1.6 parts, diphenylguanidine: 0.16 part, sulfur resistive
Change agent of reverting: 0.7 part, it is 0.55Mpa that floating weight is constant to sizing material pressure in mixing process, is kneaded total time 1-3min, dumping
100-105 DEG C of temperature.There is rotor and rubber master batch slipping phenomenon in the mixing process.
Present invention end sweetening process: refining, which is kneaded, eventually uses GK400 type mixer, rotor type ZZ2, rotor speed is
Two sections of rubber master batch are added, sulphur in 25rpm, fill factor 0.7-0.73: 1.4 parts, accelerator NS: and 1.6 parts, diphenylguanidine:
0.16 part, anti-recovery agent: 0.7 part, floating weight is transformation mixing to sizing material pressure in mixing process, i.e., floating weight is to sizing material
Constant initial pressure is 0.35Mpa, and being kneaded after 1min becomes 0.55Mpa for ram piston pressure, is kneaded and completes (2.5min) dumping
Ram piston pressure is become into 0.35Mpa afterwards, 100-105 DEG C of dump temperature.
The mixing overall process of the hard triangle sizing material of 2 all-steel radial tyre of embodiment is as follows:
The hard triangle formula of all-steel radial tyre: natural gum: 100 parts, N375:66 parts of carbon black, zinc oxide: 4 parts, stearic
Acid: 2 parts, resin: 12 parts, anti-aging agent RD: 1.5 parts, high virtue oil: 3.21 parts, sulphur: 4.8 parts, MT:1 parts of Urotropinum, promote
NS:1.8 parts of agent；It is kneaded using three-stage mixing technique.
One section is kneaded using F370 type mixer, and rotor type is the tetragonous efficient rotor of 4WH(), rotor speed 40rpm,
Successively by natural gum: 100 parts, zinc oxide: 4 parts, stearic acid: 2 parts, resin: 12 parts, anti-aging agent RD: 1.5 parts, carbon black N375:52
Part, high virtue oil: 3.21 parts, it is added in mixer, fill factor are as follows: 0.65-0.75, mixing time: 1-3min, dump temperature
155-160 DEG C, one section of rubber master batch is made.
Two-stage mixing uses F370 type mixer, and rotor type is the tetragonous efficient rotor of 4WH(), rotor speed 40rpm,
Successively by one section of rubber master batch, N375:14 parts of carbon black, it is added in mixer, fill factor are as follows: 0.65-0.75, mixing time: 1-
155-160 DEG C of dump temperature, two sections of rubber master batch are made in 3min.
Former end sweetening process: refining, which is kneaded, eventually uses F270 type mixer, and rotor type is the tetragonous efficient rotor of 4WH(), rotor
Revolving speed is 25rpm, fill factor 0.7-0.73, two sections of rubber master batch is added, sulphur: 4.8 parts, MT:1 parts of Urotropinum, and promotor
NS:1.8 parts, floating weight it is constant to sizing material pressure be 0.55Mpa, mixing time 1-3min, 95-100 DEG C of dump temperature.The mixing
There is rotor and rubber master batch slipping phenomenon in process.
Present invention end sweetening process: refining, which is kneaded, eventually uses F270 type mixer, and rotor type is the tetragonous efficient rotor of 4WH(),
Rotor speed is 25rpm, fill factor 0.7-0.73, two sections of rubber master batch is added, sulphur: 4.8 parts, MT:1 parts of Urotropinum, being promoted
Into NS:1.8 parts of agent, floating weight is transformation mixing to sizing material pressure in mixing process, i.e. floating weight is constant to sizing material initial pressure
For 0.35Mpa, being kneaded after 1min becomes 0.55Mpa for ram piston pressure, is kneaded ram piston pressure after completing (2min) dumping
Become 0.35Mpa, 95-100 DEG C of dump temperature.
To sum up: the present invention under the premise of not changing existing equipment structure, by mixing process to mixer
Ram piston pressure carries out transformation adjustment, solves and is equipped with the tetragonous efficient rotor of 4WH(), the mixer of ZZ2 rotor produce it is certain
The problem of rotor and sizing material skid when finished composition, certain finished compositions are the poly- butylbenzene of ESBR(cream) number is more than 60 parts complete
Steel radial mine tyre surface formula and the hard triangle sizing material of all-steel radial tyre etc., the present invention is solved because of rotor and glue
Dumping caused by material skids dissipates, is kneaded uneven, sizing material incipient scorch problem, greatly reduces learies caused by sizing material incipient scorch, reduces
Production cost, while improving technique passability, the production efficiency of certain special glue kinds.
Claims (1)
1. mixer becomes ram piston pressure calendering process, it is characterized in that: charging, Ram Piston Pressure of Mixer starts constant for 0.1-
0.4MPa, ram piston pressure becomes 0.5-0.6MPa after being kneaded 1-3min, and ram piston pressure becomes 0.1- after last dumping
0.4MPa, i.e., ram piston pressure is first small in mixing process finally becomes smaller greatly again again, rotor speed range 15-35rpm；
One section of mixing and two-stage mixing are carried out first, obtain two sections of rubber master batch；Then carry out whole refining；Refining kneading rotor revolving speed is eventually
20-30rpm, fill factor 0.7-0.73, floating weight is that transformation is kneaded to sizing material pressure in mixing process, i.e., floating weight is to glue
Material initial pressure is 0.1-0.4MPa, and being kneaded after 1-3min becomes 0.5-0.6MPa for ram piston pressure, is kneaded and completes 2-3min
After dumping, maintain ram piston pressure 0.5-0.6MPa, 100-105 DEG C of dump temperature；
The technique is suitable for the mixing for the mixer production finished composition that rotor type is ZZ2 or rotor type is 4WH；
Technique number suitable for the poly- butylbenzene of ESBR cream is more than the end of 60 parts of all-steel radial tyre mine tyre surface formula
Refining glue is kneaded and the mixing of the hard triangle sizing material of all-steel radial tyre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710551812.9A CN107160581B (en) | 2017-07-07 | 2017-07-07 | Mixer becomes ram piston pressure calendering process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710551812.9A CN107160581B (en) | 2017-07-07 | 2017-07-07 | Mixer becomes ram piston pressure calendering process |
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| Publication Number | Publication Date |
|---|---|
| CN107160581A CN107160581A (en) | 2017-09-15 |
| CN107160581B true CN107160581B (en) | 2019-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710551812.9A Active CN107160581B (en) | 2017-07-07 | 2017-07-07 | Mixer becomes ram piston pressure calendering process |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220251333A1 (en) * | 2019-06-05 | 2022-08-11 | Beyond Lotus Llc | Tire tread |
| CN111571839A (en) * | 2020-05-09 | 2020-08-25 | 山东玲珑轮胎股份有限公司 | Masterbatch mixing process |
| CN112646280B (en) * | 2021-01-20 | 2023-06-23 | 南通凤凰橡胶制品有限公司 | Formula and production process of environment-friendly butyl inner tube |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101003157A (en) * | 2006-12-25 | 2007-07-25 | 三角轮胎股份有限公司 | Parallel auxiliaries type technique of one step for refining rubber |
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2017
- 2017-07-07 CN CN201710551812.9A patent/CN107160581B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101003157A (en) * | 2006-12-25 | 2007-07-25 | 三角轮胎股份有限公司 | Parallel auxiliaries type technique of one step for refining rubber |
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| CN107160581A (en) | 2017-09-15 |
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