CN104441301B - A kind of tandem rubber compound continuous mixing method - Google Patents
A kind of tandem rubber compound continuous mixing method Download PDFInfo
- Publication number
- CN104441301B CN104441301B CN201410648268.6A CN201410648268A CN104441301B CN 104441301 B CN104441301 B CN 104441301B CN 201410648268 A CN201410648268 A CN 201410648268A CN 104441301 B CN104441301 B CN 104441301B
- Authority
- CN
- China
- Prior art keywords
- banbury
- mixing
- rotor
- glue
- upstream
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7476—Systems, i.e. flow charts or diagrams; Plants
- B29B7/7495—Systems, i.e. flow charts or diagrams; Plants for mixing rubber
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/02—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
- B29B7/18—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with more than one shaft
- B29B7/183—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with more than one shaft having a casing closely surrounding the rotors, e.g. of Banbury type
-
- 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
- B29B7/286—Component parts, details or accessories; Auxiliary operations for measuring, controlling or regulating, e.g. viscosity control measuring properties of the mixture, e.g. temperature, density
-
- 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
- B29B7/58—Component parts, details or accessories; Auxiliary operations
- B29B7/60—Component parts, details or accessories; Auxiliary operations for feeding, e.g. end guides for the incoming material
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention belongs to the processing method technical field of rubber-moulding, it is related to a kind of tandem rubber compound continuous mixing method, first according to the concrete model of banbury and the factory formula of elastomeric compound, calculates the quality of various materials and set the running parameter of banbury；Kneaded during matrix glue and various compounding ingredients are added into banbury again, the first mixed glue for being formed is drained into storaging bucket when sizing material temperature reaches 95 ± 5 DEG C；Just mixed glue is pressed into incorgruous two-rotor continuous mixer through ram by spout, and temperature control two-stage mixing is carried out by five sections of cooperations of cooling duct, is formed semi-finished product film and is discharged by discharge gate；Semi-finished product film is added into accelerator and sulphur after mill compressing tablet carries out follow-up related process and test comparison analysis；The method achieve the continuity of mixing technology, it is to avoid small powder and rubber compounding are uneven, improve production efficiency, it is ensured that glue quality, reduce energy loss in mixing process, have saved manpower and materials application.
Description
Technical field：
The invention belongs to the processing method technical field of rubber-moulding, it is related to a kind of tandem rubber compound continuous mixing method,
The mixing of different formulations rubber can be applied to.
Background technology：
Rubber industry is one of important foundation industry of national economy, and not only for people, to provide daily life indispensable for it
The light industry rubber product such as daily and medical, and carried to the heavy industry such as digging, traffic, building, machinery, electronics and new industry
For various rubber system production equipments or rubber components, and the quality of mixing technology has decisive work to the quality of rubber processing product
With, therefore, it is the rubber industry problem constantly to be solved to produce low energy consumption, high efficiency, the rubber of high-quality.Currently, rubber
The method of mixing can substantially be divided into mill mixing and mixer mixing, and this two kinds of compounding process belong to the mixing of batch (-type)
, there is following drawback in technology：Constantly parking, discharging, charging is needed, production efficiency is relatively low, energy resource consumption is larger；Two kinds of equipment
Bulky, floor space is larger；Each position of sizing material is subject in mixing process pressure, non-uniform temperature, cause rubber performance
It is big variant, the quality of final influence finished product；It is larger that compounding ingredient wastes serious, environmental pollution.
Comparatively speaking, continous way mixing technology has the advantage that：The advantage of mixing itself can be made full use of to realize
Continuous prodution, with improve production efficiency；When pressure, temperature, the refining glue that sizing material each several part is subject to are ensure that in mixing process
Between it is identical, to improve the quality of rubber；High degree of automation, can stabilization process conditions under glue stuff compounding, reduce people
The consumption of power material resources；Equipment room cooperates closely, and floor space is smaller, cost of investment is low.Such as Chinese patent
A kind of method of compounding rubber disclosed in 200910229437.1, first be well mixed for compounding ingredient by it, and is put into banbury
Ultras and vulcanizing agent, realize that compounding rubber is settled at one go；This method can reduce flying dust, and pre- mixed compounding ingredient and rubber
Easy affine, good dispersion, shortens mixing time, reduces mixing power consumption, is conducive to preventing incipient scorch, but the above method
Automaticity is not high, is also difficult to reach the standard of uniformity to compounding ingredient premix, and the performance for being easily caused sizing material produces deviation；
Chinese patent 200580035588.3 discloses a kind of compounding rubber device and compounding process, and it utilizes tandem mixing technology,
It is a mixing line by banbury and mill composition, by distributing the pre- mixing rubber that conveyer belt will be kneaded by hermetic type kneading machine
Glue is selectively supplied in the mixing line being set up in parallel, and although this mixing technology improves melting efficiency, but for perseverance
For temperature mixing and low temperature mixing, it is impossible to ensure to need the temperature of constant holding in mixing, while the loss of energy can be brought, increase
Big cost；Therefore, the continuous mixing of truly high degree of automation is realized, while ensureing that rubber performance quality is the present invention
Research direction.
The content of the invention：
Present invention mainly solves treatment process in existing continuous mixing method is more, apparatus and process complicated, investment of production is big, high
Energy consumption and the low technical problem of sizing material quality, there is provided a kind of tandem rubber compound continuous mixing side that can be applied to various formulas
Method, solves the problems such as avoiding compounding ingredient uneven with the mixing of matrix glue while rubber compounding quality is ensured.
In order to solve the above problems, the concrete technology step of the tandem rubber compound continuous mixing method of present invention design is such as
Under：
(1) 65 ± 5% fill factor is used, the factory formula with the concrete model of upstream banbury and elastomeric compound is as root
According to, calculate various materials quality and accurate weighing after it is standby, set just mix the stage middle and upper reaches banbury running parameter as：
60 ± 15r/min of rotor speed, temperature control is 50 ± 10 DEG C, 0.6 ± 0.05MPa of ram piston pressure；Wherein material includes matrix glue
And compounding ingredient；
(2) carry out plasticating for 40 ± 10s to form rubber of plasticating in the matrix glue input upstream banbury that will be weighed in step (1)
Glue, is then separately added into the compounding ingredient in addition to sulphur and accelerator and is kneaded again, when the sizing material temperature in banburying chamber reaches
Floating weight is lifted at 80 ± 5 DEG C once so that compounding ingredient and softened rubber are sufficiently mixed, when the sizing material temperature in banburying chamber reaches
At 95 ± 5 DEG C, be drained into the first mixed glue for being formed in storaging bucket by the lower top bolt for opening upstream banbury；
(3) the first mixed glue in storaging bucket enters the incorgruous Double-rotor continuous mixing in downstream in the presence of ram by spout
In machine, the 30 ± 15r/min of rotating speed for setting mixing machine rotor carries out two-stage mixing；Turned left out from the right side setting kneading machine machine barrel inside
If totally four sections of cooling duct temperature be respectively：95 ± 5 DEG C, 85 ± 5 DEG C, 75 ± 5 DEG C and 65 ± 5 DEG C, set kneading machine head
Internal cooling duct temperature is 55 ± 5 DEG C, and form semi-finished product film after 5.5 ± 3min of mixing is discharged by discharge gate；
(4) the semi-finished product film of discharge is added into step after mill of the prior art carries out multiple compressing tablet
(1) accelerator and sulphur are sufficiently mixed it by way of beating triangle bag in the factory formula of elastomeric compound in, after then carrying out
Continuous related process and test comparison are analyzed.
Tandem rubber compound continuous mixing method of the present invention can be applied to all-steel radial tire tread glue formula, meridian
The mixing of the sizing material such as the riding tire tread glue formula of line or oblique load-carrying tire carcass glue formula.
Realized in the present invention tandem rubber compound continuous mixing method kneading device overall structure be divided into upstream banbury and
The incorgruous two-rotor continuous mixer two parts in downstream, use the insertion of end face seal mode to connect with reality by storaging bucket between the two
Temperature control function is now incubated, concrete structure includes upstream banbury, No. I base, No. I frame, No. II base, the incorgruous birotor in downstream
Continuous mixer, No. II frame, ram, storaging bucket and No. II oil cylinder, No. I frame and No. II frame company of being bolted respectively
It is connected on No. II base, the upstream banbury mixed at the beginning of for carrying out sizing material is bolted to connection on No. I base, downstream is different
Being bolted to be arranged in No. I frame and No. II frame to two-rotor continuous mixer is used to carry out two-stage mixing, upstream
The lower end of banbury passes through insertion between storaging bucket and the upper end of the incorgruous two-rotor continuous mixer in downstream and docks, a left side for storaging bucket
Side upper end is bolted with No. I base, and its right side upper end is bolted and is provided with No. II oil cylinder, No. II oil cylinder lower end
Ram is connected with by drive link structure, it is different for the first mixed glue laminated discharged by upstream banbury in storaging bucket to be entered into downstream
To carrying out continous way two-stage mixing in two-rotor continuous mixer；The agent structure of the incorgruous two-rotor continuous mixer in downstream
Including discharge gate, kneading machine head, mixing machine rotor, kneading machine machine barrel, spout, No. I shaft coupling, No. I decelerator, No. II connection
Axle device, No. I motor and cooling duct, the left end of kneading machine head offer discharge gate for discharging obtained semi-finished product film,
The right-hand member of the kneading machine head kneading machine machine barrel for being provided with mixing machine rotor supporting with inside is fixed and docked, the right side of kneading machine machine barrel
End top offers spout, and spout is docked with storaging bucket insertion eats upstream for the incorgruous two-rotor continuous mixer in downstream
The first mixed glue of banbury discharge；The inside of kneading machine head offers cooling duct for controlling the temperature of kneading machine head, mixes
The inwall of mill machine barrel is turned left from the right side and offers totally four sections of cooling ducts successively and be used to control the temperature of kneading machine machine barrel, and cooling is logical
The temperature according to needed for different refining glue formulas selects oil or water as cooling medium to expand temperature-control range in road；Turned left successively from the right side
No. I motor of series connection, No. II shaft coupling, No. I decelerator and No. I shaft coupling collectively constitute dynamical system, are incorgruous double turns of downstream
Sub- continuous mixer provides power.
The agent structure of the upstream banbury being related in the present invention includes lower top bolt, closed-smelting machine rotor, banburying chamber, charging
Door, floating weight, No. I oil cylinder, No. III frame, No. III shaft coupling, No. II decelerator, No. IV shaft coupling and No. II motor, banburying chamber
Be bolted on No. I base, No. III frame left side offer can closing type structure gallery ports, gallery ports with it is close
Refining room insertion, is provided with closed-smelting machine rotor in banburying chamber, banburying chamber top is bolted and is provided with No. III frame, No. III machine
No. I oil cylinder is installed with frame, No. I oil cylinder lower end is connected with floating weight by drive link, for ensureing banbury work
Pressure in Zuo Shi banburying chamber, lower top bolt is connected through the hinge is used for discharging on No. I base；Turned left from the right side and be sequentially connected in series fixation
No. II motor, No. IV shaft coupling, No. II decelerator and No. III shaft coupling on No. I base collectively constitute dynamical system for upstream
Banbury provides power.
The present invention compared with prior art, by the method for mixer mixing and the mixing side of incorgruous two-rotor continuous mixer
Method is combined, and realizes the continuity of mixing technology, it is to avoid small powder and the uneven phenomenon of rubber compounding, substantially increases life
Produce efficiency, it is ensured that the quality of glue product, in the mixing process of the incorgruous two-rotor continuous mixer in downstream, coordinate five sections of coolings logical
Road and can increase temperature control scope using different cooling mediums, temperature control is carried out for the mixing needed for different formulations and dump temperature
Insulation, preferably realizes low temperature mixing and constant temperature is kneaded, and reduces the loss of energy in mixing process, has saved manpower thing
The application of power, the sizing material produced has good tensile strength, tearing strength and carbon black dispension degree etc..
Brief description of the drawings：
Fig. 1 is the technological process schematic block diagram of tandem rubber compound continuous mixing method of the present invention.
Fig. 2 is the agent structure principle schematic of continuous mixing device of the present invention.
Fig. 3 is the structural principle side view of continuous mixing device middle and upper reaches banbury of the present invention.
Fig. 4 is that tandem rubber compound continuous mixing method of the present invention produces five respectively with traditional mixer mixing method
Group sizing material corresponding tensile strength contrast column schematic diagram, wherein transverse axis representative sample numbering be divided into the 1st group, the 2nd group, the 3rd group,
4th group and the 5th group, the longitudinal axis represents tensile strength/MPa, and black post represents traditional mixer mixing method, and white post represents Ben Fa
Bright constant temperature compounding process.
Fig. 5 is that tandem rubber compound continuous mixing method of the present invention produces five respectively with traditional mixer mixing method
Group sizing material corresponding tearing strength contrast column schematic diagram, wherein transverse axis representative sample numbering be divided into the 1st group, the 2nd group, the 3rd group,
4th group and the 5th group, the longitudinal axis represents tearing strength KN/m, and black post represents traditional mixer mixing method, and white post represents Ben Fa
Bright constant temperature compounding process.
Fig. 6 is that tandem rubber compound continuous mixing method of the present invention produces five respectively with traditional mixer mixing method
Group sizing material corresponding carbon black dispension degree contrast column schematic diagram, wherein transverse axis representative sample numbering be divided into the 1st group, the 2nd group, the 3rd
Group, the 4th group and the 5th group, the longitudinal axis represent carbon black dispension degree, and black post represents traditional mixer mixing method, and white post represents this
Invention constant temperature compounding process.
Specific embodiment：
The present invention is described in further detail below by embodiment and with reference to accompanying drawing.
Embodiment 1：
The present embodiment is illustrated by taking all-steel radial tire tread glue formula as an example, the tandem rubber compound continuous mixing side being related to
Method specifically includes following processing step：
(1) using 65 ± 5% fill factor, the factory formula with the concrete model of upstream banbury 1 and elastomeric compound is
According to, calculate the quality of various materials and standby after weighing, set just mix the running parameter of stage middle and upper reaches banbury 1 as：
60 ± 15r/min of rotor speed is preferably 65 ± 3r/min, and temperature control is 50 ± 10 DEG C preferably 45 ± 3 DEG C, and ram piston pressure 0.6 ±
0.05MPa；Wherein material includes matrix glue and compounding ingredient；
(2) 40 ± 10s preferably modelings of 35 ± 3s are carried out in the matrix glue input upstream banbury 1 that will be weighed in step (1)
Refining forms softened rubber, and compounding ingredient is then separately added into again includes carbon black N330, zinc oxide, anti-aging agent RD, plasticizer A and tristearin
Sour SA is kneaded so that compounding ingredient is sufficiently mixed with softened rubber, when the sizing material temperature in banburying chamber 21 reaches 80 ± 5 DEG C
Lifting floating weight 23 once, when the sizing material temperature in banburying chamber 21 reaches 95 ± 5 DEG C, opens the lower top bolt of upstream banbury 1
19 are drained into storaging bucket 8 the first mixed glue for being formed；
(3) the first mixed glue in storaging bucket 8 is continuous into the incorgruous birotor in downstream by spout 14 in the presence of ram 7
In kneading machine 5,30 ± 15r/min of the rotating speed preferably 35 ± 3r/min for setting mixing machine rotor 12 carry out two-stage mixing；Setting is mixed
The totally four sections of cooling duct temperature for opening up of being turned left from the right side inside mill machine barrel 13 are respectively：95±5℃、85±5℃、75±5℃
With 65 ± 5 DEG C, it is 55 ± 5 DEG C to set the cooling duct temperature inside kneading machine head 11, mixing 5.5 ± 3min preferably 3.6 ±
Semi-finished product film is formed after 0.5min to be discharged by discharge gate 10；
(4) the semi-finished product film of discharge is added into step after mill of the prior art carries out multiple compressing tablet
(1) compounding ingredient includes accelerant NOBS and sulphur in factory formula, is sufficiently mixed it by way of beating triangle bag, then
Carry out follow-up related process and test comparison analysis.
The factory formula of the elastomeric compound being related in the present embodiment is：
The kneading device overall structure being related in the present embodiment is divided into the incorgruous birotor of upstream banbury 1 and downstream and continuously mixes
The two large divisions of mill 5, uses the insertion of end face seal mode to connect to realize being incubated temperature control function by storaging bucket 8 between the two,
Concrete structure includes 3, No. II incorgruous two-rotor continuous mixer of base 4, downstream of frame of base 2, I of upstream banbury 1, I
5th, No. II frame 6, ram 7, storaging bucket 8 and No. II oil cylinder 9, No. I frame 3 and No. II frame 6 are bolted to connection respectively
On No. II base 4, the upstream banbury 1 mixed at the beginning of for carrying out sizing material, downstream are bolted to connection on No. I base 2
Incorgruous two-rotor continuous mixer 5 is bolted to be arranged in No. I frame 3 and No. II frame 6 to be used to carry out two-stage mixing,
The lower end of upstream banbury 1 passes through insertion between storaging bucket 8 and the upper end of the incorgruous two-rotor continuous mixer 5 in downstream and docks, and deposits
The left side upper end of hopper 8 is bolted with No. I base 2, and its right side upper end is bolted and is provided with No. II oil cylinder 9,
No. II lower end of oil cylinder 9 is connected with ram 7 by drive link, for by storaging bucket 8 by upstream banbury 1 discharge it is first mixed
Glue laminated carries out continous way two-stage mixing in entering the incorgruous two-rotor continuous mixer 5 in downstream；The incorgruous birotor in downstream is continuously mixed
The agent structure of mill 5 includes discharge gate 10, kneading machine head 11, mixing machine rotor 12, kneading machine machine barrel 13, spout 14, I
Number 17, No. I motor 18 of the shaft coupling of decelerator 16, II of shaft coupling 15, I and cooling duct 30, the left end of kneading machine head 11
Discharge gate 10 is offered for discharging obtained semi-finished product film, the right-hand member of kneading machine head 11 is supporting with inside to be provided with mixing
The kneading machine machine barrel 13 of machine rotor 12 fixes docking, and the right-hand member top of kneading machine machine barrel 13 offers spout 14, spout 14
The first mixed glue that the discharge of upstream banbury 1 is eaten for the incorgruous two-rotor continuous mixer 5 in downstream is docked with the insertion of storaging bucket 8；It is mixed
The inside of mill head 11 offers cooling duct 30 for controlling the temperature of kneading machine head 11, the inwall of kneading machine machine barrel 13
Turned left from the right side and offer totally four sections of cooling ducts 30 successively and be used to control the temperature of kneading machine machine barrel 13, selected in cooling duct 30
Water is used as cooling medium；Turned left from the right side decelerator 16 of shaft coupling 17, I of No. I motor 18, II and No. I shaft coupling being sequentially connected in series
Device 15 collectively constitutes dynamical system, is that the incorgruous two-rotor continuous mixer 5 in downstream provides power.
The agent structure (as shown in Figures 2 and 3) of upstream banbury described in the present embodiment 1 includes lower top bolt 19, banburying
Machine rotor 20, banburying chamber 21, gallery ports 22, the shaft coupling 26, II of frame 25, III of oil cylinder 24, III of floating weight 23, I subtract
27, No. IV shaft coupling 28 of fast device and No. II motor 29, banburying chamber 21 are bolted on No. I base 2, No. III frame
25 left sides offer can closing type structure gallery ports 22, gallery ports 22 and the insertion of banburying chamber 21 are provided with close in banburying chamber 21
Mill rotor 20, the top of banburying chamber 21 is bolted and is provided with No. III frame 25, and No. I is installed with No. III frame 25
Oil cylinder 24, No. I lower end of oil cylinder 24 is connected with floating weight 23 by drive link, for ensureing banburying chamber 21 during banbury work
In pressure, lower top bolt 19 be connected through the hinge on No. I base 2 be used for discharging；Turn left to be sequentially connected in series from the right side and be fixed on No. I bottom
It is upper that the decelerator 27 of shaft coupling 28, II of No. II motor 29, IV and No. III shaft coupling 26 on seat 2 collectively constitute dynamical system
Trip banbury 1 provides power.
Embodiment 2：
The present embodiment is continuous by the tandem rubber being related in embodiment 1 by taking all-steel radial tire tread glue formula as an example
Compounding process carries out comparative illustration with traditional mixer mixing method.
The concrete technology step of traditional mixer mixing method is：
(1) 65 ± 3% fill factor is used, with the life of elastomeric compound described in the concrete model of banbury and embodiment 1
According to producing formula, calculate various materials quality and weighing after it is standby, set the running parameter of banbury as：Rotor speed
65 ± 3r/min, temperature control is 45 ± 3 DEG C, 0.6 ± 0.05MPa of ram piston pressure；
(2) plasticating for 35 ± 3s will be carried out in the middle natural rubber input banbury for weighing of step (1), will then be added respectively again
Enter carbon black N330, zinc oxide, anti-aging agent RD, plasticizer A, stearic acid SA to be kneaded；When the elastomeric compound temperature in banburying chamber reaches
During to 110 ± 3 DEG C and 120 ± 3 DEG C, each raising and lowering floating weight 1 time so that rubber compounding is abundant, when the glue in banburying chamber
Material elastomeric compound temperature reaches 140 ± 3 DEG C, completes mixing and opens lower top bolt discharge sizing material；
(3) by the sizing material of discharge after mill of the prior art carries out multiple compressing tablet, add described in formula
Accelerant NOBS and sulphur are sufficiently mixed it by way of beating triangle bag, then carry out follow-up related process and test right
Than.
Traditional mixer mixing method described in the present embodiment and tandem rubber compound continuous mixing method phase in embodiment 1
Than production capacity substantially lacks advantage；The sizing material produced in terms of tensile strength, tearing strength and carbon black dispension degree not
Such as the sizing material of tandem rubber compound continuous mixing method production in embodiment 1, specific comparing result is as Figure 4-Figure 6.
Claims (2)
1. a kind of tandem rubber compound continuous mixing method, it is characterised in that concrete technology step is as follows：
(1) 65 ± 5% fill factor is used, according to the factory formula of the concrete model of upstream banbury and elastomeric compound,
Calculate various materials quality and accurate weighing after it is standby, set just mix the stage middle and upper reaches banbury running parameter as：Turn
60 ± 15r/min of rotor speed, temperature control is 50 ± 10 DEG C, 0.6 ± 0.05MPa of ram piston pressure；Wherein material include matrix glue and
Compounding ingredient；
(2) carry out plasticating for 40 ± 10s to form softened rubber in the matrix glue input upstream banbury that will be weighed in step (1),
Then the compounding ingredient in addition to sulphur and accelerator is separately added into again to be kneaded, 80 are reached when the sizing material temperature in banburying chamber ±
Floating weight is lifted at 5 DEG C once so that compounding ingredient and softened rubber are sufficiently mixed, 95 are reached when the sizing material temperature in banburying chamber ±
At 5 DEG C, be drained into the first mixed glue for being formed in storaging bucket by the lower top bolt for opening upstream banbury；
(3) the first mixed glue in storaging bucket enters the incorgruous two-rotor continuous mixer in downstream in the presence of ram by spout
In, the 30 ± 15r/min of rotating speed for setting mixing machine rotor carries out two-stage mixing；Turned left from the right side and opened up in setting kneading machine machine barrel inside
Totally four sections of cooling duct temperature be respectively：95 ± 5 DEG C, 85 ± 5 DEG C, 75 ± 5 DEG C and 65 ± 5 DEG C, in setting kneading machine head
The cooling duct temperature in portion is 55 ± 5 DEG C, and form semi-finished product film after 5.5 ± 3min of mixing is discharged by discharge gate；
(4) by the semi-finished product film of discharge after mill of the prior art carries out multiple compressing tablet, in adding step (1)
Accelerator and sulphur are sufficiently mixed it by way of beating triangle bag in the factory formula of elastomeric compound, then carry out follow-up phase
Close technique and test comparison analysis；
Realize that the kneading device overall structure of the compounding process is divided into the incorgruous two-rotor continuous mixer of upstream banbury and downstream
Two parts, use the insertion of end face seal mode to connect to realize being incubated temperature control function, concrete structure by storaging bucket between the two
Including upstream banbury, No. I base, No. I frame, No. II base, the incorgruous two-rotor continuous mixer in downstream, No. II frame, pressure
Stone roller, storaging bucket and No. II oil cylinder, No. I frame and No. II frame are bolted to connection on No. II base respectively, No. I base
On be bolted to connection the upstream banbury mixed at the beginning of for carrying out sizing material, the incorgruous two-rotor continuous mixer in downstream passes through
Bolt is fixedly installed in No. I frame and No. II frame to be used to carry out two-stage mixing, and the lower end of upstream banbury passes through storaging bucket
Insertion is docked between the upper end of the incorgruous two-rotor continuous mixer in downstream, and the left side upper end of storaging bucket passes through spiral shell with No. I base
Tether and connect, its right side upper end is bolted and is provided with No. II oil cylinder, and No. II oil cylinder lower end is connected by drive link structure and set
Ram is equipped with, in the first mixed glue laminated discharged by upstream banbury in storaging bucket entered into the incorgruous two-rotor continuous mixer in downstream
Carry out continous way two-stage mixing；The agent structure of the incorgruous two-rotor continuous mixer in downstream includes discharge gate, kneading machine machine
Head, mixing machine rotor, kneading machine machine barrel, spout, No. I shaft coupling, No. I decelerator, No. II shaft coupling, No. I motor and cooling
Passage, the left end of kneading machine head offers discharge gate for discharging obtained semi-finished product film, the right-hand member of kneading machine head with
The internal supporting kneading machine machine barrel for being provided with mixing machine rotor fixes docking, and the right-hand member top of kneading machine machine barrel offers feeding
Mouthful, spout is docked with storaging bucket insertion eats the first mixed of upstream banbury discharge for the incorgruous two-rotor continuous mixer in downstream
Glue；The inside of kneading machine head offers cooling duct for controlling the temperature of kneading machine head, and the inwall of kneading machine machine barrel is certainly
The right side is turned left and offers totally four sections of cooling ducts successively and be used to control the temperature of kneading machine machine barrel, according to different refining glues in cooling duct
Temperature needed for formula selects oil or water as cooling medium to expand temperature-control range；Turn left No. I motor, II being sequentially connected in series from the right side
Number shaft coupling, No. I decelerator and No. I shaft coupling collectively constitute dynamical system, for the incorgruous two-rotor continuous mixer in downstream is provided
Power；The agent structure of upstream banbury include lower top bolt, closed-smelting machine rotor, banburying chamber, gallery ports, floating weight, No. I oil cylinder,
No. III frame, No. III shaft coupling, No. II decelerator, No. IV shaft coupling and No. II motor, banburying chamber are bolted installed in I
On number base, No. III frame left side offer can closing type structure gallery ports, gallery ports and banburying chamber's insertion set in banburying chamber
Closed-smelting machine rotor is equipped with, banburying chamber top is bolted and is provided with No. III frame, and No. I oil is installed with No. III frame
Cylinder, No. I oil cylinder lower end is connected with floating weight by drive link, for ensureing pressure during banbury work in banburying chamber,
Lower top bolt is connected through the hinge and is used for discharging on No. I base；Turned left from the right side No. II electricity for being sequentially connected in series and being fixed on No. I base
Machine, No. IV shaft coupling, No. II decelerator and No. III shaft coupling collectively constitute dynamical system for upstream banbury provides power.
2. tandem rubber compound continuous mixing method according to claim 1, it is characterised in that all-steel radial tire tire can be used for
The compounding rubber that face glue is formulated, the riding tire tread glue formula of meridian or oblique load-carrying tire carcass glue are formulated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410648268.6A CN104441301B (en) | 2014-11-14 | 2014-11-14 | A kind of tandem rubber compound continuous mixing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410648268.6A CN104441301B (en) | 2014-11-14 | 2014-11-14 | A kind of tandem rubber compound continuous mixing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104441301A CN104441301A (en) | 2015-03-25 |
| CN104441301B true CN104441301B (en) | 2017-05-31 |
Family
ID=52888434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410648268.6A Active CN104441301B (en) | 2014-11-14 | 2014-11-14 | A kind of tandem rubber compound continuous mixing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104441301B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105799078B (en) * | 2016-03-17 | 2018-08-17 | 青岛科技大学 | It is a kind of to be directly atomized rubber wet method mixing method |
| CN109648725B (en) * | 2019-01-24 | 2021-04-02 | 山西新华防化装备研究院有限公司 | Method for producing rubber compound |
| CN111195994B (en) * | 2020-01-09 | 2021-09-21 | 浦林成山（青岛）工业研究设计有限公司 | Final mixing series connection homogenizing rubber mixing process and system |
| CN111763376A (en) * | 2020-07-06 | 2020-10-13 | 安徽中鼎橡塑制品有限公司 | Thermoplastic vulcanized elastomer for automobile sealing strip and preparation method thereof |
| CN111995804A (en) * | 2020-07-23 | 2020-11-27 | 安徽睿驰精密部件有限公司 | High-strength rubber material and processing technology |
| CN113459320A (en) * | 2021-06-22 | 2021-10-01 | 东莞市华岳导热科技有限公司 | Preparation method of heat conducting sheet |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1623757A (en) * | 2004-12-14 | 2005-06-08 | 青岛科技大学 | Equipment and process of high polymer polyblend mixing forming |
| CN102717449A (en) * | 2012-06-13 | 2012-10-10 | 韩富城 | Birotor continuous rubber mixing production line and process |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5865535A (en) * | 1997-11-06 | 1999-02-02 | M.A.Hannarubbercompounding, A Division Of M.A. Hanna Company | Dynamic mixer control in plastics and rubber processing |
| CN2815670Y (en) * | 2004-12-14 | 2006-09-13 | 青岛科技大学 | High polymer crossblend mixing forming equipment |
| CN102166794B (en) * | 2011-01-25 | 2013-02-20 | 青岛科技大学 | Rubber continuous mixing dual-rotor structure and mixing equipment adopting same |
| CN102120345B (en) * | 2011-01-25 | 2013-02-20 | 青岛科技大学 | Blocky rubber continuous mixing method and device |
-
2014
- 2014-11-14 CN CN201410648268.6A patent/CN104441301B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1623757A (en) * | 2004-12-14 | 2005-06-08 | 青岛科技大学 | Equipment and process of high polymer polyblend mixing forming |
| CN102717449A (en) * | 2012-06-13 | 2012-10-10 | 韩富城 | Birotor continuous rubber mixing production line and process |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104441301A (en) | 2015-03-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104441301B (en) | A kind of tandem rubber compound continuous mixing method | |
| CN105367831B (en) | A kind of low rolling resistance high abrasion retreads precured tread sizing material and preparation method thereof | |
| CN106273022B (en) | A kind of continous way rubber mixing-milling technique method | |
| CN105150401B (en) | A kind of Full-automatic continuous method for mixing rubber for cable factory | |
| CN104441302B (en) | A kind of constant temperature compounding process of the silane coupled reaction of white carbon formula | |
| CN108858849A (en) | A kind of mixing refining gluing method and equipment | |
| CN211807125U (en) | Polymer waterproofing membrane raw materials mixing arrangement | |
| CN205368457U (en) | Composition of mineral's portable compounding cloth system is drawed to concentrated sulfuric acid curing method | |
| CN102585728B (en) | Adhesive for heat-resistant conveying belt and preparation method thereof | |
| CN104667809B (en) | A kind of high-speed mixing device for nanometre glue gel material | |
| CN203236616U (en) | Series-connection and single-stage type mixing line | |
| CN103112095B (en) | Series connection adds once-through method mixing line and refining gluing method | |
| CN204196034U (en) | A kind of tandem rubber compound continuous mixing device | |
| CN203923027U (en) | A kind of recycled concrete producing device | |
| CN105216110B (en) | A kind of device for concrete hybrid process | |
| CN211917370U (en) | Rubber seal production line adopting low-temperature one-step method for rubber water stop | |
| CN203768766U (en) | Overhead waste pavement bituminous mixture regeneration equipment | |
| CN108034096A (en) | A kind of microwave vulcanization hydro-expansive rubber, production method and extrusion molding apparatus for producing the rubber for continuously extruding | |
| CN204448231U (en) | A kind of energy-conserving and environment-protective production of construction materials system | |
| CN203002243U (en) | Main artificial stone block mixing machine | |
| CN206899551U (en) | The connection hopper of tandem banbury | |
| CN208375557U (en) | A kind of KR desulfurization blender production integrated system | |
| CN206154512U (en) | Concrete mixing plant dosing unit | |
| CN104476690B (en) | A kind of thermal sensitivity method for mixing rubber | |
| CN215593571U (en) | Hot plant recycling combined equipment for asphalt mixture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |