CN103895120A - Automatic feeding system of continuous mixing mill - Google Patents

Automatic feeding system of continuous mixing mill Download PDF

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Publication number
CN103895120A
CN103895120A CN201410080988.7A CN201410080988A CN103895120A CN 103895120 A CN103895120 A CN 103895120A CN 201410080988 A CN201410080988 A CN 201410080988A CN 103895120 A CN103895120 A CN 103895120A
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China
Prior art keywords
feeding
continuous
continuous mixer
motor
screw
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CN201410080988.7A
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Chinese (zh)
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CN103895120B (en
Inventor
汪传生
崔振超
王石
高健
刘华侨
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Qingdao University of Science and Technology
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Qingdao University of Science and Technology
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Priority to CN201410080988.7A priority Critical patent/CN103895120B/en
Publication of CN103895120A publication Critical patent/CN103895120A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00Mixing; Kneading
    • B29B7/30Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/58Component parts, details or accessories; Auxiliary operations
    • B29B7/60Component parts, details or accessories; Auxiliary operations for feeding, e.g. end guides for the incoming material
    • B29B7/603Component parts, details or accessories; Auxiliary operations for feeding, e.g. end guides for the incoming material in measured doses, e.g. proportioning of several materials
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00Mixing; Kneading
    • B29B7/74Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7476Systems, i.e. flow charts or diagrams; Plants
    • B29B7/7495Systems, i.e. flow charts or diagrams; Plants for mixing rubber

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Adhesives Or Adhesive Processes (AREA)

Abstract

The invention relates to an automatic feeding system of a continuous mixing mill. The automatic feeding system comprises a continuous plasticator, the continuous mixing mill, an adhesive pulling mechanism, an adhesive tape measuring mechanism, a continuous feeding mechanism and an oil weigher, and the automatic feeding system is characterized in that the adhesive pulling mechanism is mounted at an outlet of the continuous plasticator; the adhesive tape measuring mechanism is mounted at an inlet of the continuous mixing mill; the continuous feeding mechanism is mounted above the continuous mixing mill, the continuous feeding mechanism comprises a feeder, a stirrer, a distributing mechanism and two weight loss feeders, the stirrer is mounted below the feeders, the distributing mechanism is connected with the stirrer, the weight loss feeder is mounted below the distributing mechanism, and the oil weigher is mounted below the stirrer. Through the adoption of the automatic feeding system of the continuous mixing mill disclosed by the invention, continuous weighing and feeding can be realized, and the feeding speed of auxiliary materials can be controlled according to the feeding speed of main materials.

Description

A kind of continuous mixer automatic feeding system
Technical field
The invention belongs to rubber manufacturing machinery field, relate in particular to a kind of continuous mixer automatic feeding system.
Background technology
On rubber internal mixer, subsidiary engine refers to storage, conveying to the required carbon black of refining glue, sizing material, small powder, oil plant etc., the equipment such as weigh, feed intake.Along with the development of rubber mixing technique and Machining Technology, on rubber internal mixer, most of link of subsidiary engine has realized mechanization and automated production.
In Chinese patent literature, publication number is CN201776846U, title is that the utility application of the device of the long-pending formula continuous metering and material mixing of a kind of spriochaeta polyspira discloses a kind of scheme (referring to this application description in full), formed by screw rod metering device and mixing device, described screw rod metering device comprises feed supplement storehouse, screw rod, screw rod motor and screw rod frequency converter, on feed supplement storehouse, be provided with charging aperture and discharging opening, discharging opening is arranged on the top of screw rod, screw rod is connected with screw rod motor, screw rod motor is connected with screw rod frequency converter, described mixing device is made up of mixing tank and batch mixing electric machine, mixing tube is relative with the discharge end of screw rod, batch mixing electric machine is arranged on the top of mixing tank, the below of mixing tube is provided with feed opening.
The long-pending formula continuous metering and material mixing device of spriochaeta polyspira in such scheme can be realized the continuous metering of process, continuous batch mixing, but cannot be according to the rate of feeding of the rate of feeding control auxiliary material of major ingredient, can not realize industrial continuity, and function singleness, has affected running cost and operating efficiency.
Summary of the invention
The object of the invention is to overcome in prior art subsidiary engine on rubber internal mixer and cannot accomplish continuous weighing and feeding, also cannot be according to the shortcoming of the rate of feeding of the rate of feeding control auxiliary material of major ingredient, a kind of continuous mixer automatic feeding system is provided, this continuous mixer automatic feeding system can be realized continuous weighing and feeding, and can be according to the rate of feeding of the rate of feeding control auxiliary material of major ingredient.
For this reason, the invention provides a kind of continuous mixer automatic feeding system, comprise continuous plasticator, continuous mixer, draw gluing mechanism, adhesive tape measuring mechanism, continuous flow rate mechanism and POL measuring scale, it is characterized in that: described in draw gluing mechanism to be arranged on the outlet of continuous plasticator; Described adhesive tape measuring mechanism is arranged on the import of continuous mixer; Described continuous flow rate mechanism is arranged on the top of continuous mixer, continuous flow rate mechanism comprises feed appliance, agitator, feeding distribution mechanism and two weightless feeders, agitator is arranged on the below of feed appliance, and feeding distribution mechanism is connected with agitator, and weightless feeder is arranged on the below of feeding distribution mechanism; POL measuring scale is arranged on the below of agitator.
According to the present invention, described in draw gluing mechanism to comprise the first motor, the first spring, drive roll and driven voller, first driven by motor drive roll rotate, driven voller by the first spring compression on drive roll.Adhesive tape is passed through between drive roll and driven voller, is rotated by two roller tractions.Draw gluing mechanism to apply a stable tractive force to adhesive tape, can make adhesive tape more smooth, even, solved adhesive tape and curled problem.
According to the present invention, described adhesive tape measuring mechanism comprises that two from action roller, the second spring and encoder, and two from action roller by the second spring compression together, and encoder is arranged on an automatic roll end.The fixing strip of sectional area from drawing gluing mechanism adhesive tape out, encoder can calculate adhesive tape by the length of two free rolls by angle and the revolution of measuring free roll rotation, can calculate weight and the speed of adhesive tape by the length of two free rolls according to unit interval inner rubber strip, the weight of auxiliary material can be calculated according to the weight of adhesive tape and refining glue formula, the rate of feeding of auxiliary material can be calculated according to the speed of adhesive tape.Described adhesive tape measuring mechanism also comprises adjustable plate and seat board, adjustable plate is arranged on seat board by clamp nut, adjustable plate is connected with spring, can regulate two tensile forces between action roller, can ensure that like this adhesive tape is neither crushed out of shape, again can slippage on free roll, ensure the accuracy of measuring.
According to the present invention, described feed appliance comprises barrel, feeding spiro rod and the second motor, and feeding spiro rod is arranged on the below of barrel, and the second Electric Machine Control feeding spiro rod rotates, and the second motor is by the control of PLC system.The rate of feeding of the auxiliary material calculating according to adhesive tape measuring mechanism, PLC system can be controlled the speed of motor, carries out feeding thereby can realize each auxiliary material by different proportionings.
According to the present invention, described agitator comprises mixing drum, agitating screw and the 4th motor, the 4th Electric Machine Control agitating screw rotates, agitating screw is half screw rod, and screw spiral is made up of right-handed screw, backpitch and stirrer gear, and right-handed screw is fed forward in the process of material, backpitch partial material to pusher, stirrer gear stirs it simultaneously, reaches the effect that stir on conveying limit, limit, and auxiliary material is fully stirred.
According to the present invention, described feeding distribution mechanism comprises the 3rd motor and sub-material mouth, and the 3rd Electric Machine Control sub-material mouth rotates, can change sub-material mouth towards, thereby change the flow direction of auxiliary material, realize two weightless feeders replaced to feeding.
According to the present invention, described weightless feeder comprises hopper, feeding twin-screw and LOAD CELLS, and feeding twin-screw is arranged on the below of hopper, and LOAD CELLS is arranged on the below of feeding twin-screw, the weight of the complete machine loss that can measure, is the weight of the auxiliary material of discharge.
According to the present invention, described two weightless feeder alternations, feeding and weighing by two closed-loop controls, can make each auxiliary material enter continuous mixer according to the rate of feeding calculating, and then realize continuous weighing and feeding.
According to the present invention, add oil plant and can change the molecular chain structure of finished product glue by POL measuring scale, increase finished product glue intensity, POL measuring scale adopts weight-loss type to weigh, and can monitor in real time the feed quantity of oil plant.
Brief description of the drawings
Fig. 1 is the structural representation of continuous mixer automatic feeding system of the present invention.
In figure, 1. continuous plasticator; 2. continuous mixer; 3. draw gluing mechanism; 4. adhesive tape measuring mechanism; 5. continuous flow rate mechanism; 6. rubber bucket; 7. adhesive tape; 8. finished product glue.
Fig. 2 is the structural representation that draws gluing mechanism of the present invention.
In figure, 9. the first motor; 10. the first spring; 11. drive rolls; 12. driven vollers.
Fig. 3 is the structural representation of adhesive tape measuring mechanism of the present invention.
In figure, 13. from action roller; 14. second springs; 15. encoders; 29. adjustable plates; 30. seat boards.
Fig. 4 is the structural representation of continuous flow rate of the present invention mechanism.
In figure, 16. barrels; 17. feeding spiro rods; 18. second motors; 19. agitators; 20. agitating screws; 21. the 3rd motors; 22. sub-material mouths; 23. hoppers; 24. feeding twin-screws; 25. LOAD CELLSs; 26. POL measuring scales; 27. the 4th motors; 28. the 5th motors.
Detailed description of the invention
Below the specific embodiment of the present invention is elaborated.Should be understood that, detailed description of the invention described herein only, for description and interpretation the present invention, is not limited to the present invention.
Embodiment
As shown in Figure 1, the present invention includes continuous plasticator 1, draw gluing mechanism 3, continuous mixer 2, adhesive tape measuring mechanism 4, continuous flow rate mechanism 5 and POL measuring scale 26.As shown in Figure 2, draw gluing mechanism to comprise the first motor 9, the first spring 10, drive roll 11 and driven voller 12.As shown in Figure 3, adhesive tape measuring mechanism comprises from action roller 13, the second spring 14 and encoder 15, and be made up of upper and lower two rollers from action roller, the second spring compresses two rollers mutually, and adhesive tape is passed through from two rollers.As shown in Figure 4, feed appliance comprises barrel 16, feeding spiro rod 17 and the second motor 18; Feeding distribution mechanism comprises the 3rd motor 21 and sub-material mouth 22; Agitator comprises mixing drum 19, agitating screw 20 and the 4th motor 27; Weightless feeder comprises hopper 23, feeding twin-screw 24, LOAD CELLS 25 and the 5th motor 28.
Rubber adds from rubber bucket 6, and continuously plasticator 1, to the rubber moulding of carrying out fragmentation, mix and plasticate, is drawing under the traction of gluing mechanism 3, obtains the adhesive tape 7 of regular shape.Adhesive tape enters continuous mixer 2 by adhesive tape measuring mechanism 4, and adhesive tape measuring mechanism 4 records weight and the speed of adhesive tape, and then calculates weight and the rate of feeding of auxiliary material.Auxiliary material adds from the barrel 16 of continuous flow rate mechanism 5, the corresponding fixing a kind of auxiliary material of each barrel.Feeding spiro rod 17 is housed below each barrel, and each feeding spiro rod is driven by the second independent motor 18, and each motor speed is than being determined by the ratio of adjuvant setting in advance.The agitator of auxiliary material below barrel falls into, the agitating screw 20 of agitator inside has benefited from its special structural design, have and stir and transmitting effect, each auxiliary material is stirred fully in the process of carrying, by this premix process, the auxiliary material mixing that enters continuous mixer 2 can be distributed in rubber more equably, has greatly improved refining glue efficiency and finished product colloid amount.Each auxiliary material is transported in feeding distribution mechanism through stirring, and the sub-material mouth 22 of feeding distribution mechanism can rotate, and replaces feeding to two weightless feeders of bottom.Two weightless feeder alternations, feeding and weighing by two closed-loop controls, can make each auxiliary material enter continuous mixer according to the rate of feeding calculating, and then realize continuous weighing and feeding, finally obtains finished product glue 8.
Control procedure is as follows: set sizing material and each ratio of adjuvant by man-machine interface in advance, and configuration information input PLC control system, the rotating ratio of PLC control system control the second motor, thus ensure the proportioning of each small powder.Adhesive tape is through adhesive tape measuring mechanism, encoder is measured the length of adhesive tape, the input information PLC control system that encoder gathers, be converted into the glue amount of eating in the unit interval, according to the proportioning pre-entering, obtain the feed quantity in unit interval of all auxiliary materials, it is the rate of feeding of weight loss type feeder, the rotating speed of PLC control system control the 5th motor, LOAD CELLS is measured rate of feeding simultaneously, the 5th motor and LOAD CELLS carry out closed-loop control, make rate of feeding be infinitely close to PLC control system calculated value.
Two weightless feeder alternations, feeding distribution mechanism feeds in raw material to idle weightless feeder.Specific implementation is: in the time that hopper A carries out feeding, PLC control system control the 3rd electric machine rotation, sub-material mouth forwards hopper B top to, reinforced to it, LOAD CELLS B detects material amount simultaneously, the second motor after hopper B fills it up with, the 4th motor stops operating, when LOAD CELLS, A detects low weight, be that hopper A is while finishing by feeding, the 5th motor A rotating speed is evenly reduced to zero, the 5th motor B rotating speed is evenly increased to corresponding rotating speed from zero simultaneously, hopper B starts feeding, the two carries out seamless handover, now the 3rd electric motor starting, sub-material mouth forwards hopper A top to, the second motor subsequently, the 4th electric motor starting, to hopper, A feeds in raw material, so circulate.

Claims (8)

1. a continuous mixer automatic feeding system, comprises continuous plasticator, continuous mixer, draws gluing mechanism, adhesive tape measuring mechanism, continuous flow rate mechanism and POL measuring scale, it is characterized in that: described in draw gluing mechanism to be arranged on the outlet of continuous plasticator; Described adhesive tape measuring mechanism is arranged on the import of continuous mixer; Described continuous flow rate mechanism is arranged on the top of continuous mixer, continuous flow rate mechanism comprises feed appliance, agitator, feeding distribution mechanism and two weightless feeders, agitator is arranged on the below of feed appliance, and feeding distribution mechanism is connected with agitator, and weightless feeder is arranged on the below of feeding distribution mechanism; POL measuring scale is arranged on the below of agitator.
2. continuous mixer automatic feeding system as claimed in claim 1, it is characterized in that: described in draw gluing mechanism to comprise the first motor, the first spring, drive roll and driven voller, first driven by motor drive roll rotate, driven voller by the first spring compression on drive roll.
3. continuous mixer automatic feeding system as claimed in claim 1, it is characterized in that: described adhesive tape measuring mechanism comprises that two from action roller, the second spring and encoder, two from action roller by the second spring compression together, and encoder is arranged on an automatic roll end.
4. continuous mixer automatic feeding system as claimed in claim 1, it is characterized in that: described feed appliance comprises barrel, feeding spiro rod and the second motor, feeding spiro rod is arranged on the below of barrel, and the second Electric Machine Control feeding spiro rod rotates, and the second motor is by the control of PLC system.
5. continuous mixer automatic feeding system as claimed in claim 1, it is characterized in that: described agitator comprises mixing drum, agitating screw and the 4th motor, the 4th Electric Machine Control agitating screw rotates, and agitating screw is half screw rod, and screw spiral is made up of right-handed screw, backpitch and stirrer gear.
6. continuous mixer automatic feeding system as claimed in claim 1, is characterized in that: described feeding distribution mechanism comprises the 3rd motor and sub-material mouth, and the 3rd Electric Machine Control sub-material mouth rotates.
7. continuous mixer automatic feeding system as claimed in claim 1, it is characterized in that: described weightless feeder comprises hopper, feeding twin-screw and LOAD CELLS, feeding twin-screw is arranged on the below of hopper, and LOAD CELLS is arranged on the below of feeding twin-screw.
8. continuous mixer automatic feeding system as claimed in claim 7, is characterized in that: described two weightless feeder alternations, feeding and weighing by two closed-loop controls.
CN201410080988.7A 2014-03-06 2014-03-06 Automatic feeding system of continuous mixing mill Active CN103895120B (en)

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104227969A (en) * 2014-09-15 2014-12-24 广东海川智能机器股份有限公司 Feeding machine and feeding method
CN104369281A (en) * 2014-12-08 2015-02-25 苏州华东橡胶工业有限公司 Mixing system for producing rubber products
CN105479614A (en) * 2015-11-14 2016-04-13 青岛科技大学 Novel dynamic full-automatic continuous weighing device for rubber continuous mixing
CN106514891A (en) * 2016-12-19 2017-03-22 青岛科技大学 Three-phase material rubber continuous mixer for preparing rubber compound based on strip-shaped raw materials
CN108079895A (en) * 2018-02-05 2018-05-29 温州大学激光与光电智能制造研究院 Powdering system and 3D printer are sent in dynamic feed device, mixing arrangement, 3D printing
CN108773690A (en) * 2018-05-04 2018-11-09 安徽德物餐饮技术有限公司 A kind of food materials weight feed device for automatic fried rice machine
CN110774474A (en) * 2019-11-25 2020-02-11 峨眉山市公平环保科技有限公司 Polymer mixing system
CN114083712A (en) * 2021-11-24 2022-02-25 山东科技大学 Continuous mixing method for blocky rubber
CN114102897A (en) * 2021-11-24 2022-03-01 山东科技大学 Continuous mixing device for blocky rubber
CN115157471A (en) * 2022-08-09 2022-10-11 青岛科技大学 Continuous mixing equipment for high-viscosity rubber materials

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CN201979624U (en) * 2011-01-25 2011-09-21 青岛科技大学 Continuous mixing equipment
CN203792559U (en) * 2014-03-06 2014-08-27 青岛科技大学 Automatic feeding system for continuous mixer

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CN201979624U (en) * 2011-01-25 2011-09-21 青岛科技大学 Continuous mixing equipment
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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104227969A (en) * 2014-09-15 2014-12-24 广东海川智能机器股份有限公司 Feeding machine and feeding method
CN104369281A (en) * 2014-12-08 2015-02-25 苏州华东橡胶工业有限公司 Mixing system for producing rubber products
CN105479614A (en) * 2015-11-14 2016-04-13 青岛科技大学 Novel dynamic full-automatic continuous weighing device for rubber continuous mixing
CN106514891A (en) * 2016-12-19 2017-03-22 青岛科技大学 Three-phase material rubber continuous mixer for preparing rubber compound based on strip-shaped raw materials
CN108079895A (en) * 2018-02-05 2018-05-29 温州大学激光与光电智能制造研究院 Powdering system and 3D printer are sent in dynamic feed device, mixing arrangement, 3D printing
CN108773690A (en) * 2018-05-04 2018-11-09 安徽德物餐饮技术有限公司 A kind of food materials weight feed device for automatic fried rice machine
CN110774474A (en) * 2019-11-25 2020-02-11 峨眉山市公平环保科技有限公司 Polymer mixing system
CN114083712A (en) * 2021-11-24 2022-02-25 山东科技大学 Continuous mixing method for blocky rubber
CN114102897A (en) * 2021-11-24 2022-03-01 山东科技大学 Continuous mixing device for blocky rubber
CN115157471A (en) * 2022-08-09 2022-10-11 青岛科技大学 Continuous mixing equipment for high-viscosity rubber materials

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