SU1609683A1 - Mixer - Google Patents

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Publication number
SU1609683A1
SU1609683A1 SU884498825A SU4498825A SU1609683A1 SU 1609683 A1 SU1609683 A1 SU 1609683A1 SU 884498825 A SU884498825 A SU 884498825A SU 4498825 A SU4498825 A SU 4498825A SU 1609683 A1 SU1609683 A1 SU 1609683A1
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SU
USSR - Soviet Union
Prior art keywords
screw
rotors
mixer
grooves
blades
Prior art date
Application number
SU884498825A
Other languages
Russian (ru)
Inventor
Игорь Валентинович Коваленко
Original Assignee
Киевский Политехнический Институт Им.50-Летия Великой Октябрьской Социалистической Революции
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Priority to SU884498825A priority Critical patent/SU1609683A1/en
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Publication of SU1609683A1 publication Critical patent/SU1609683A1/en

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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
    • B29B7/30—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
    • B29B7/465—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft each shaft comprising rotor parts of the Banbury type in addition to screw parts
    • 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
    • B29B7/421—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix with screw and additionally other mixing elements on the same shaft, e.g. paddles, discs, bearings, rotor blades of the 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
    • B29B7/30—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
    • B29B7/424—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix with conical screw surrounded by conical casing
    • 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
    • B29B7/428—Parts or accessories, e.g. casings, feeding or discharging means
    • B29B7/429—Screws
    • 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
    • B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
    • B29B7/488—Parts, e.g. casings, sealings; Accessories, e.g. flow controlling or throttling devices
    • B29B7/489—Screws
    • 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
    • B29B7/80—Component parts, details or accessories; Auxiliary operations
    • B29B7/82—Heating or cooling
    • B29B7/826—Apparatus therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Abstract

Изобретение относитс  к области химического машиностроени , в частности к оборудованию дл  переработки полимерных материалов и резиновых смесей. Цель изобретени  - повышение качества готовой продукции за счет интенсификации процесса смешени  и предотвращени  попадани  материала, не прошедшего процесса смешени . Смеситель содержит корпус с загрузочным и разгрузочным отверсти ми. В роторе смонтированы роторы с лопаст ми и шнек. В теле роторов выполнены кольцевые проточки с профилем, концентричным сечению шнека. При этом шнек выполнен с нагнетательной и смесительной част ми и размещен перпендикул рно ос м роторов в месте выполнени  проточек. Роторы снабжены рабочими лопатками, закрученными в противоположных направлени х относительно проточек. Такое сообщение шнека и роторов исключает образование застойных зон и улучшает реодинамику движени  материала в смесителе. Разгрузочное отверстие снабжено диском в виде затвора конической формы. Наличие затвора предотвращает попадание материала, не прошедшего процесса смещени  и гомогенизации. 2 з.п. ф-лы. 4 ил.The invention relates to the field of chemical engineering, in particular to equipment for the processing of polymeric materials and rubber compounds. The purpose of the invention is to improve the quality of the finished product by intensifying the mixing process and preventing the ingress of material that has not undergone the mixing process. The mixer comprises a housing with loading and unloading openings. Rotors with blades and auger are mounted in the rotor. In the body of the rotors are made annular grooves with a profile, concentric cross-section of the screw. At the same time, the auger is made with injection and mixing parts and is placed perpendicular to the rotor in the place of the grooves. The rotors are equipped with working blades twisted in opposite directions relative to the grooves. Such communication of the screw and rotors eliminates the formation of stagnant zones and improves the flow dynamics of the material in the mixer. The discharge opening is provided with a disc in the form of a conical shaped gate. The presence of the closure prevents material from passing through the process of displacement and homogenization. 2 hp f-ly. 4 il.

Description

Изобретение относитс  к химическому машиностроению, в частности к оборудованию дл  переработки полимерных материалов и резиновых смесей.The invention relates to chemical engineering, in particular to equipment for the processing of polymeric materials and rubber compounds.

Цель изобретени  - повышение ка- чества готовой продукции за счет интенсификации процесса смешени  и предотвращение попадани  материала, не прошедшего процесс смешени .The purpose of the invention is to increase the quality of the finished product by intensifying the mixing process and preventing the ingress of material that has not undergone the mixing process.

На фиг.1 изображен смеситель, разрез; на фиг.2 - сечение А-А на фиг.1; на фиг.З - сечение Б-Б на фиг.1; на фиг.4 - сечение В-В на фиг.1.Figure 1 shows the mixer, the cut; figure 2 - section aa in figure 1; on fig.Z - section bb in figure 1; figure 4 - section bb In figure 1.

Смеситель содержит корпус, состо щий из корпуса 1 рабочей камеры Г смесител , боковин 2, корпуса 3 шнека и корпуса 4 дискового затвора, жестко соединенных и сообщающихс  между собой посредством разгрузочного и загрузочного отверстий 5 и 6, выполненных в корпусе 1 рабочей камеры Г смесител . В корпусе 1 смонтированы роторы 7 с рабочими лопатками 8. В те- ле роторов 7 выполнены кольцеобразные проточки 9, которые образуют относительно продольной оси рабочей камерыThe mixer comprises a housing consisting of the housing 1 of the working chamber D of the mixer, sidewalls 2, the housing 3 of the screw and the housing 4 of the valve, rigidly connected and interconnected by means of discharge and loading openings 5 and 6, made in the housing 1 of the working chamber D of the mixer. In case 1, rotors 7 with working blades 8 are mounted. In the body of rotors 7 there are ring-shaped grooves 9, which form relative to the longitudinal axis of the working chamber

0505

О5 00 ICO O5 00 ICO

Г смесител  отйерстие 10 круглой формы . Проточки 9 могут, быть выполнены с выступами М трапецевдальиой формы. Профиль проточек концентричен сечению шнека 12, размещенного перпендикул р- но ос м роторов 7 в месте выполнени  проточек 9 и смонтированного в загрузочном отверстии 6, отверстии 10 межмеры Г через, разгрузочное отверстие 5 и продольные канавки 17 поступает в конический зазор 21 и винтовой нарезкой 16 диска 15 подаетс  в выходное отверстие 14,G mixer 10 round shape. Grooves 9 can be made with protrusions M trapezevdaly forms. The profile of the grooves is concentric with the cross section of the screw 12 placed perpendicular to the rotors 7 at the location of the grooves 9 and mounted in the loading opening 6, the hole 10 of intermeasure G through the discharge opening 5 and the longitudinal grooves 17 enter the conical gap 21 and the screw thread 16 the disk 15 is fed to the outlet 14,

Такое сочетание различных элементов перерабатьшающих машин обусловле- но кинетикой процесса смешени . Сог- . This combination of various elements of processing machines is due to the kinetics of the mixing process. Sog-

ЗОЧНОМ JiaGif if и j iu i.f - ZOOM JiaGif if and j iu i.f -

ду роторами 7 ив разгрузочном отверс- ю ласно графика затрат мощности на пере- -. .m,.ri±D ит7а TJ ттпаг ГИМН  имтп м тепиала вDo rotors 7 and in the discharge opening of the power consumption schedule for the over-. .m, .ri ± D it7a TJ ttpag HYMN impt m thermal in

-йth

мешивание и пластикацию материала в роторном смесителе существует три характерных зоны; I -пластикации; II - смещени ; III - гомогенизации и диспергирующего смешени . Согласно графику максимальные затраты мощности соответствуют II зоне, где происходит разогрев и пластикаци  холодного матегmixing and kneading a material in a rotary mixer, there are three characteristic zones; I -plasticization; II - displacement; III - homogenization and dispersing mix. According to the schedule, the maximum power costs correspond to zone II, where the warming and plasticization of the cold mattress occurs.

риала, а также разрушение структурыrial, as well as the destruction of the structure

и агломератов дисперсных добавок. Поэтому , на этой стадии рационально использовать роторный смеситель, как более мощное оборудование. В третьей зоне затраты мощности значительно . снижаютс  и дл  достижени  необходимого качества смешени  целесообразно использовать дисковый пластификатор, производ щий качественное диспергирующее смешение.and agglomerates dispersed additives. Therefore, at this stage it is rational to use a rotary mixer, as more powerful equipment. In the third zone, power costs are considerable. are reduced and in order to achieve the required mixing quality, it is advisable to use a disk plasticizer that produces high-quality dispersing blend.

Данна  конструкци  позвол ет использовать роторный смеситель как основной элемент дл  непрерьшного проры Г смесител  выполнены продольные изводетва полимерньк и резиновых из- канавки 17 дл  сообщени  разгрузочно-35 делий и повысить качество готовой про го отверсти  5 с выходным отверстием дукции за счет рационального исполь 14 КОРПУС 3 шнека снабжен бункером зовани  различных перерабатывающих 18 и входным отверстием 19. Корпус 1 машин, объединенньк в один смеситель, рабочей камеры Г смесител , боковины а также устранени  застойных зон за 2, корпус 3 шнека, корпус 4 дискового 40 счет улучшени  реодинамики движени  затвора и ротора 7 снабжены средствами обогрева в виде полостей 20 дл  циркул ции теплоносител .This design makes it possible to use a rotary mixer as the main element for the continuous opening of the mixer; longitudinal polymer and rubber grooves 17 are made to communicate unloading-35 products and to improve the quality of the finished bore 5 with the duct outlet hole due to the rational use of 14 HULL 3 the auger is equipped with a bunker for calling various processing 18 and an inlet 19. The case of 1 machines, combined into one mixer, the working chamber G of the mixer, the sidewalls and also the elimination of dead zones for 2, the screw body 3, the disk 4 body 4 by improving the movement dynamics of the shutter and the rotor 7 are provided with heating means in the form of cavities 20 for circulating the coolant.

Смеситель работает следующим образом .The mixer works as follows.

тии 5. Шнек 12 выполнен с винтовой нарезкой 13, причем в зоне взаимодействи  роторов 7, что  вл етс  смесительной частью щнека, винтова  нарезка 13 имеет направление навивки, про- )5 тивоположное направлению навивки в загрузочном отверстии 6, что  вл етс  нагнетательной частью шнека. Рабочие лопатки 8 роторов 7 закручены в противоположных направлени х 20 относительно проточки 9.5. Screw 12 is made with a screw thread 13, and in the interaction zone of the rotors 7, which is the mixing part of the screw, screw cutting 13 has the direction of winding, pro-5 opposite to the direction of winding in the loading hole 6, which is the discharge part of the screw . The rotor blades 8 of the rotors 7 are twisted in opposite directions 20 relative to the groove 9.

Корпус 4 дискового затвора снабжен выходным отверстием 14. На конце шнека 12 смонтирован диск 15, размещенный между загрузоч1шм 5 и выходными 14 от-25 версти ми. The valve shutter body 4 is provided with an outlet 14. At the end of the screw 12, a disk 15 is mounted, placed between the load 5 and the output 14 from -25 versts.

Диск 15 выполнен в виде затвора ко- , нической формы с винтовой нарезкой 16 по его поверхности, направление которой одинаково с нарезкой 13 шнека 12 зо на нагнетательной его части. В корпусе 4 дискового затвора на плоскости прилегани  к корпусу 1 рабочей камематериала , The disk 15 is made in the form of a shutter of a conical shape with a screw thread 16 along its surface, the direction of which is the same with the thread 13 of the screw 12 in the discharge part thereof. In the housing 4 of the butterfly valve on the plane adjacent to the housing 1 of the working chamber material,

Claims (1)

1. Смеситель, содержащий корпус со средствами обогрева и с загрузочным и разгузочным отверсти ми, в котором смонтированы роторы с лопатками, шнек с нарезной диск на конЦе шнека, о т 1 . Смеситель, содержащий корпус со средствами обогрева и с загрузочным и разгузочным отверсти ми, в котором смонтированы роторы с лопатками, шнек с нарезной диск на конЦе шнека, о т Исходные компоненты загружаютс  в бункер 18, откуда нагнетательной частью Д шнеком 12 подаютс  в смесительную камеру Г. Одновременно проис- о личающийс  тем, что, с целью ходит предварительна  подготовка, сме- повышени  качества готовой продукции .шение и подогрев материала. Материал -в смесительной камере Г подвергаетс  интенсивному механическому воздействию1. A mixer comprising a housing with heating means and with loading and unwrapping holes, in which rotors with blades are mounted, a screw with a threaded disk at the end of the screw, о 1. A mixer comprising a housing with heating facilities and with loading and unloading openings in which rotors with blades are mounted, a screw with a threaded disk at the end of the screw, the initial components are loaded into the hopper 18, from where discharge part D by screw 12 is fed into the mixing chamber D At the same time, it is characterized by the fact that, in order to proceed with preliminary preparation, the quality of the finished product is improved and the material is heated and heated. The material in the mixing chamber D is subjected to intense mechanical stress. за счет интенсификации процесса смешени , в теле роторов выполнены кольцеобразные проточки с профилем, конИНТеНСИЬНиМу .S. Wi-i J --- -« due to the intensification of the mixing process, annular grooves with a profile, CONINTENSE AND .S, are made in the body of the rotors. Wi-i J --- - " o СТОРОНЫ вращаюшлхс  навстречу ДРУГ центричным сечению шнека, который вы - -, „„и V полнен С нагнетатальноГ: и смесительдругу роторов 7 и винтовой нарезки 13 шнека 12, перемешиваетс  и разогреваетс , до заданной температуры. Разогретый и перемешанный материал из каполнен с нагнетатальноГ: и смесительной част ми и размещен перпендикул рно к ос м роторов в -месте выполнени  проточки, причем лопатки роторов закмеры Г через, разгрузочное отверстие 5 и продольные канавки 17 поступает в конический зазор 21 и винтовой нарезкой 16 диска 15 подаетс  в выходное отверстие 14,o PARTIES rotate towards FRIEND with centric auger cross-section, which you - -, „„ and V are full of With the pressure G: and the mixer of the rotors 7 and the screw thread 13 of the screw 12, is stirred and heated to the set temperature. The warmed and mixed material is capillary with the pressure G: and mixing parts and is placed perpendicular to the rotors in the groove, the rotor blades of the zamer G through, the discharge opening 5 and the longitudinal grooves 17 enter the conical gap 21 and the screw thread 16 the disk 15 is fed to the outlet 14, Такое сочетание различных элементов перерабатьшающих машин обусловле- но кинетикой процесса смешени . Сог- . This combination of various elements of processing machines is due to the kinetics of the mixing process. Sog- изводетва полимерньк и резиновых из делий и повысить качество готовой пр дукции за счет рационального исполь зовани  различных перерабатывающих машин, объединенньк в один смесител а также устранени  застойных зон за счет улучшени  реодинамики движени  removing polymer and rubber products and improving the quality of finished products by rational use of various processing machines, combined into one mixer and also eliminating stagnant zones by improving the movement dynamics материала,material that Формула из обретен иFormula from found and 1. Смеситель, содержащий корпус со средствами обогрева и с загрузочным и разгузочным отверсти ми, в котором смонтированы роторы с лопатками, шнек с нарезной диск на конЦе шнека, о т личающийс  тем, что, с целью повышени  качества готовой продукции 1. A mixer comprising a housing with heating means and with loading and unloading openings in which rotors with blades are mounted, a screw with a threaded disk at the end of the screw, which is designed to improve the quality of the finished product личающийс  тем, что, с целью повышени  качества готовой продукции characterized in that, in order to improve the quality of the finished product за счет интенсификации процесса смешени , в теле роторов выполнены кольцеобразные проточки с профилем, кон--- -« due to the intensification of the mixing process, annular grooves with a profile are made in the body of the rotors, con --- - " центричным сечению шнека, который вы полнен С нагнетатальноГ: и смесительполнен с нагнетатальноГ: и смесительной част ми и размещен перпендикул рно к ос м роторов в -месте выполнени  проточки, причем лопатки роторов закЯthe centric cross section of the screw, which is filled with a pressurized G: and mixer filled with a pressurized G: and mixing parts and is placed perpendicular to the rotors in the place where the grooves are made Фиг. 5FIG. five
SU884498825A 1988-10-28 1988-10-28 Mixer SU1609683A1 (en)

Priority Applications (1)

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SU884498825A SU1609683A1 (en) 1988-10-28 1988-10-28 Mixer

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Application Number Priority Date Filing Date Title
SU884498825A SU1609683A1 (en) 1988-10-28 1988-10-28 Mixer

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SU1609683A1 true SU1609683A1 (en) 1990-11-30

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Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Патент US № 3923291, кл. В 29 В 1/10, 1975. Авторское свидетельство СССР № 1353490, кл. В 01 F 7/04, 15/02, 1985. *

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