CN101704294B - Compound extrusion unit for producing tubeless bicycles and mouth device thereof - Google Patents
Compound extrusion unit for producing tubeless bicycles and mouth device thereof Download PDFInfo
- Publication number
- CN101704294B CN101704294B CN2009101939482A CN200910193948A CN101704294B CN 101704294 B CN101704294 B CN 101704294B CN 2009101939482 A CN2009101939482 A CN 2009101939482A CN 200910193948 A CN200910193948 A CN 200910193948A CN 101704294 B CN101704294 B CN 101704294B
- Authority
- CN
- China
- Prior art keywords
- die panel
- die
- sizing material
- mouth
- machine barrel
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92904—Die; Nozzle zone
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention provides a compound extrusion unit for producing tubeless bicycles and a mouth device thereof. According to flow direction of a sizing material, the mouth device comprises a performed mouth board, a mouth board and a mouth box, which are sequentially connected; and the mouth board is embedded in the mouth box. The performed mouth board has an integral structure; the mouth board comprises an upper mouth board and a lower mouth board, which are matched with each other; the extrusion unit comprises an extrusion system and a temperature-control system, which are connected with each other; the extrusion system comprises three compound heads and three extrusion machines which are connected with the three compound heads respectively; and three extrusion machines are arranged pickaback, and the mouth device in the three compound heads is the mouth device. The mouth device can avoid streaming and burning of the sizing material in the process of inner compounding and guarantee stable extrusion of the products; and meanwhile, the volume of the device is small and maintenance of equipment is convenient because the extrusion machines are assigned pickaback; and mold components are locked by utilizing a lock, so that locking effect is good and shaping effect of tires is also good.
Description
Technical field
The present invention relates to the cycle tyre manufacturing technology, particularly a kind of complex extruder group and mouth device thereof that is used to produce tubeless bicycles.
Background technology
Traditional bicycle tyre is divided into the cover tire and the inner tube of a tyre, is made respectively by two complete equipments usually.Tubeless bicycle tyre obtains more and more wider application owing to have characteristics such as air-tightness is good, wearability is strong.But; Extruder that at present can the one-shot forming tubeless bicycles seldom, the field is made eedle tubeless bicycles has been developed the complex extruder group in the Japan, but since the arrangement mode of its extruder arrange for the L type; Reductor on the extruder need be connected through side flange with motor; This just makes apparatus maintenance complicated, must dismantle motor earlier when carrying out the maintenance of reductor, has therefore improved the maintenance cost of equipment; Simultaneously, the clamping mechanism of its handpiece structure is the C type structure of locking a door, and this structure has strengthened the volume of extruding unit, and is easy to generate bigger stress concentration phenomenon; And the bolt that the extruder of domestic production ordinary bicycle tire clamping mechanism commonly used hangs tight before and after to be the band inclined-plane lock dog of horizontal left and right sides push-tight add; But this structure makes the locking of horizontal parting face and vertical parting face not carry out simultaneously, so occur leaking the phenomenon of glue easily.And being used for the unit of extruding of doughnut at present, rubber material using quantity is different owing to existing, the extruder internal pressure is different, the equal reason of head operating pressure, and is not suitable for the manufacturing of tubeless bicycles.
In addition; The three complex extruder groups that generally are used for the car tire; Because the prescription of various sizing materials is different, Mooney viscosity different and the difference of extruding the cross section, the pressure that exists between the various sizing materials, flow velocity and temperature also have nothing in common with each other, therefore cause various sizing materials in mouth device in compound tense have the crossfire phenomenon; But the color of the various sizing materials of car tire is basic identical, so the crossfire between the sizing material is to not influence of products appearance.Yet, if directly the mouth device of this type of three complex extruders group is used for the manufacturing of cycle tyre, because the sizing material of cycle tyre has different colours usually, so the phenomenon of this crossfire obviously influences the outward appearance of goods.Simultaneously; Because the rubber mobility of cycle tyre is better; So under high pressure, occur the phenomenon that sizing material leaks or glue burns (wherein glue burns and is meant because sizing material produces a large amount of heats in mixing, the process that plastifies or extrude, makes rubber vulcanization or semivulcanized phenomenon) easily, therefore; To the improvement of the complex extruder group that is used for producing tubeless bicycles, essential to the improvement of its mouth device.
Summary of the invention
The objective of the invention is to overcome the deficiency of prior art, a kind of good forming effect is provided, can effectively prevent crossfire, leak the mouth device of complex extruder group that is used to produce tubeless bicycles of phenomenons such as glue or glue burning.
Another object of the present invention is to provide a kind of complex extruder group that is used to produce tubeless bicycles that has above-mentioned mouth device, this complex extruder group volume is less, plant maintenance convenient, the tire molding effect might as well.
The present invention realizes through following technical scheme: a kind of mouth device that is used to produce the complex extruder group of tubeless bicycles, flow to according to sizing material, and comprise the pre-die panel, die panel and the shape of the mouth as one speaks box that connect successively, wherein die panel is embedded in the shape of the mouth as one speaks box; Said pre-die panel is an integral structure, and die panel comprises the last die panel and following die panel that cooperatively interacts.
Be respectively equipped with on said pre-die panel and the die panel with complex extruder group extrusion die on the corresponding sizing material chamber of each runner port, comprise sizing material chamber, middle sizing material chamber and following sizing material chamber, each sizing material chamber has tapering.
On the said pre-die panel length in each exit, sizing material chamber and width all with die panel on length and the width of corresponding sizing material chamber import department equate.
The last sizing material chamber import department of said pre-die panel or die panel is higher than the exit, and the middle sizing material chamber import department of pre-die panel or die panel is lower than the exit, and the following sizing material chamber import department of pre-die panel or die panel is lower than the exit.
The junction of die panel and following die panel is located in the middle sizing material chamber of said die panel, by forming after last die panel and the following die panel matching and fixing.
The last die panel of said die panel comprises die panel and the outer die panel of going up on the internal layer, and die panel and pre-die panel join on the internal layer, and die panel and shape of the mouth as one speaks box join on the skin; The following die panel of said die panel comprises die panel and outer die panel down under the internal layer, and die panel and pre-die panel join under the internal layer, and outer die panel down and shape of the mouth as one speaks box join.
Be respectively equipped with the temperature control circulation water channel of external complex extruder group temperature control system around the sizing material chamber of said pre-die panel.
The both sides of said pre-die panel are respectively equipped with the handle that makes things convenient for installation or removal to use.
When being used to produce the complex extruder group work of tubeless bicycles; The operation principle of mouth device of the present invention is: the sizing material from each runner of extrusion die gets into each corresponding in pre-die panel sizing material chamber respectively; Compound back is by the die panel extrusion molding in the sizing material chamber, and sees off from the outlet of shape of the mouth as one speaks box; In extrusion, temperature control system detects the sizing material temperature in real time, controls through the temperature of the lip-sync device of temperature control circulation water channel in the pre-die panel then, makes the mobile smooth and easy of sizing material.
A kind of complex extruder group that is used to produce tubeless bicycles that has above-mentioned mouth device of the present invention; Comprise the extrusion system and the temperature control system that are connected; Said extrusion system comprises three composite machine heads and three extruders that are connected with three composite machine heads respectively; Three extruder employings are ridden back of the body formula and are arranged, and are respectively equipped with the machine barrel circulation water channel that is connected with temperature control system in the machine barrel of each extruder; Said three composite machine heads comprise die assembly and the clamping mechanism of being located at the die assembly both sides; Be provided with the mould circulation water channel that is connected with temperature control system in the die assembly; Die assembly and clamping mechanism be external Hydraulic Station respectively, and Hydraulic Station is connected with operating desk through PLC (Programmable Logic Controller).
Said die assembly comprises the patrix that is provided with, upward middle mould, middle mould and counterdie from top to bottom, forms the runner corresponding with each extruder output between adjacent two modules; Each runner exit end is connected with die panel with pre-die panel successively.
According to the flow direction of sizing material, said pre-die panel and die panel are embedded on the shape of the mouth as one speaks box successively, and die panel is connected by last die panel and following die panel and forms; Be respectively equipped with the sizing material mouth corresponding with each runner port on pre-die panel and the die panel, comprise sizing material mouth, middle sizing material mouth and following sizing material mouth, each sizing material mouth has tapering; Import department's equal diameters of corresponding sizing material mouth on the exit diameter of each sizing material mouth and the die panel on the pre-die panel.
Said each extruder comprises machine barrel, screw rod, feeding mechanism, reductor and motor respectively, and wherein screw rod is located at machine barrel inside, and the machine barrel front end is connected with three composite machine heads, and the machine barrel charging aperture is connected with feeding mechanism, and the screw rod end is connected with reductor, motor successively.
Said employing is ridden in three extruders that back of the body formula arranges, and the screw diameter of middle extruder is greater than the screw diameter of last extruder and following extruder; Said three extruders all adopt the pin cold feed extruder, and the screw flight shape of three extruders is identical, and screw rod feeding section is a four-head combination screw thread, and fluxing zone and extruding zone are the double thread of different lead; The basic configuration of screw rod be the dextrorotation multiple thread, etc. dark, stage displacement; The material of screw rod is the high-quality nitrated steel of surface through nitrogen treatment and polishing.
In said three extruders, the reductor main shaft employing that each extruder screw is corresponding with it is for convenience detach to be connected with the spline of centering, can split out from machine barrel the place ahead and pack into; Said reductor is the transmission of three grades of parallel axis hard-tooth surface cylinder teeth, and disposes elastic dowel pin shaft coupling.
The machine barrel of said three extruders is pin barrel, the machine drum body inner periphery machine barrel recirculated water road that evenly distributes, so that carry out heat exchange from the temperature control water and the machine barrel of temperature control system, the machine barrel front end adopts flange to be connected with three composite machine heads; The material of machine barrel adopts the high-quality nitrated steel, and barrel configuration is the multistage Welding Structure through fully annealing.
Said clamping mechanism is for locking a door, about lock a door and be located at the die assembly both sides respectively, the unlatching of clamping mechanism and locking are accomplished by Hydraulic Station control; During locking, lock a door about the oil cylinder of Hydraulic Station drives and go to the operating position, lock a door about the plunger case tension then and lock, during unlatching, the clamping mechanism counteragent.
Said three composite machine heads are provided with Pressure gauge or the pressure sensor that is used for detecting in real time the head internal pressure.
Said feeding mechanism is connected through flange with the machine barrel charging aperture, and feeding mechanism comprises feeding machine barrel and the feeding seat that is connected successively with machine barrel, is provided with feeding roller in the feeding machine barrel, is provided with the speed ratio gear that is connected with feeding roller in the feeding seat; The lining inwall of feeding machine barrel has the anti-glue groove of multiple-internal screw thread, and feeding machine barrel periphery is provided with the feeding machine barrel recirculated water road that links to each other with temperature control system; Have the anti-glue groove of multiple thread on the feeding roller, feeding roller inside is provided with the feeding roller circulation water channel parallelly connected with feeding machine barrel recirculated water road; The feeding mechanism below is provided with and prevents that rubber from getting into the leakage Jiao Kou of feeding roller bearing; Wherein the lagging material of feeding machine barrel is the high-quality nitrated steel of inner surface through nitrogen treatment, and feeding roller is the steel welding structure of surface through nitrogen treatment, and the feeding roller surface also can be provided with spreading knife, is used to scrape off the feeding roller rubber surface.
When complex extruder group of the present invention is used; Its operation principle is: three respectively that tire is required sizing materials of extruder carry out mixing, plasticizing; Be delivered to three composite machine heads then; Behind the independent runner that forms through head inner mold assembly, pass through pre-die panel successively again, die panel is compound, tread rubber, sidewall rubber and inner liner are once extruded the most at last; In this process, the temperature in drawing-in device, machine barrel and the die assembly is controlled through its corresponding circulation water channel by temperature control system, and the unlatching of die assembly and clamping mechanism and locking are accomplished by Hydraulic Station in the head.
Compared with prior art, the present invention has following beneficial effect:
1, back of the body formula arrangement mode is ridden in the employing of arranging of extruder in the complex extruder group of the present invention; Can reduce the volume of unit; Simultaneously; The motor that the reductor of each extruder is corresponding with it is located on the same direction, can on same slide plate, slide during maintenance and need not dismantle, and can save the maintenance cost of equipment greatly; The main shaft of reductor adopts spline to be connected with screw rod, can make things convenient for its dismounting and centering, uses more convenient.
2, in the complex extruder group of the present invention; Be equipped with the circulation water channel that is connected with temperature control system in feeding mechanism, machine barrel and the die assembly; Regulate (proportional integral/differential is regulated) through PID and sizing material is carried out temperature control by technological requirement; Its temperature is even, controls effectively, and can prevent effectively that glue from burning.
3, in the complex extruder group of the present invention; The clamping mechanism of three composite machine heads adopts the structure of locking a door; The locking that had both overcome traditional locks mold mechanism horizontal parting face and vertical parting face can not carry out simultaneously, occur leaking the shortcoming of glue phenomenon easily, also overcome the C type shortcoming that structural volume is big, be easy to generate bigger stress concentration phenomenon of locking a door, and makes compact equipment; And can be issued to the self-locking effect in the situation of Hydraulic Station decompression, its locking effect is good.
4, in the mouth device of the present invention; Structure to pre-die panel and die panel is all improved; Adopt the pre-die panel of integral type and the die panel of forming by upper and lower die panel, and pre-die panel and die panel are embedded in respectively in the shape of the mouth as one speaks box, handled the matching problem of three die joints well; Solved sizing material in the crossfire problem that interior compound tense produces, guaranteed that goods stable extrude.
5, mouth device compact conformation of the present invention, pre-die panel adopts integral structure, therefore can effectively prevent the generation of leak-stopping glue phenomenon; Simultaneously, owing in pre-die panel, be provided with the temperature control circulation water channel of external temperature control system, therefore can control the temperature of sizing material moulding preferably, keep temperature stabilization, it is more smooth and easy that sizing material is flowed in each sizing material chamber, solved the problem that glue burns well.
Description of drawings
Fig. 1 is the structural representation of mouth device of the present invention.
Fig. 2 is the structural front view of shape of the mouth as one speaks box in the mouth device of the present invention.
Fig. 3 is the structure left view of shape of the mouth as one speaks box in the mouth device of the present invention.
Fig. 4 is the structural front view of the pre-die panel of the embodiment of the invention one.
Fig. 5 is the structure left view of the pre-die panel of the embodiment of the invention one.
Fig. 6 is the structural representation of die panel on the skin of the embodiment of the invention one.
Fig. 7 is the structural representation of die panel on the internal layer of the embodiment of the invention one.
Fig. 8 is the structural representation of die panel under the skin of the embodiment of the invention one.
Fig. 9 is the structural representation of die panel under the internal layer of the embodiment of the invention one.
Figure 10 is the structural front view of the pre-die panel of the embodiment of the invention two.
Figure 11 is the structural representation of die panel on the skin of the embodiment of the invention two.
Figure 12 is the structural representation of die panel on the internal layer of the embodiment of the invention two.
Figure 13 is the structural representation of die panel under the skin of the embodiment of the invention two.
Figure 14 is the structural representation of die panel under the internal layer of the embodiment of the invention two.
Figure 15 is the structural front view of the pre-die panel of the embodiment of the invention three.
Figure 16 is the structural representation of die panel on the skin of the embodiment of the invention three.
Figure 17 is the structural representation of die panel on the internal layer of the embodiment of the invention three.
Figure 18 is the structural representation of die panel under the skin of the embodiment of the invention three.
Figure 19 is the structural representation of die panel under the internal layer of the embodiment of the invention three.
Figure 20 is the extrusion system structural front view of this complex extruder group.
Figure 21 is the structure left view of this complex extruder group.
Figure 22 is the extrusion system structure vertical view of this complex extruder group.
Figure 23 is the structural representation of three composite machine heads in this complex extruder group.
Figure 24 is the structural representation of feeding mechanism in this complex extruder group.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the present invention is done further detailed description, but embodiment of the present invention is not limited thereto.
Embodiment one
Present embodiment is a kind of to be used to produce the mouth device of the complex extruder group of tubeless bicycles; As shown in Figure 1; Flow to according to sizing material; Comprise the pre-die panel 8, die panel 9 and the shape of the mouth as one speaks box 10 that connect successively, wherein die panel 9 is embedded in (structure of shape of the mouth as one speaks box as shown in Figures 2 and 3) in the shape of the mouth as one speaks box 10; Wherein pre-die panel 8 is an integral structure, and die panel 9 comprises the last die panel 11 and following die panel 12 that cooperatively interacts.
Be respectively equipped with on pre-die panel and the die panel with complex extruder group extrusion die on the corresponding sizing material chamber of each runner port, comprise sizing material chamber, middle sizing material chamber and following sizing material chamber, each sizing material chamber has tapering.Like Fig. 4 and shown in Figure 5, the pre-die panel of present embodiment is provided with 4 and goes up 1,2 middle sizing material chamber, sizing material chamber 2 and 2 following sizing material chambeies 3.On the pre-die panel length in each exit, sizing material chamber 4 and width all with die panel on length and the width of corresponding sizing material chamber import department 5 equate.
Corresponding with each runner on the complex extruder group extrusion die; The last sizing material chamber import department of pre-die panel or die panel is higher than the exit; The middle sizing material chamber import department of pre-die panel or die panel is lower than the exit, and the following sizing material chamber import department of pre-die panel or die panel is lower than the exit.
The junction of die panel and following die panel is located in the middle sizing material chamber of die panel, by forming after last die panel and the following die panel matching and fixing; The last die panel of die panel comprises on the internal layer that die panel goes up die panel (structure of its ectomesoderm template suitable for reading is as shown in Figure 6 with outer; The structure of die panel is as shown in Figure 7 under the internal layer); Die panel and pre-die panel join on the internal layer, and die panel and shape of the mouth as one speaks box join on the skin; The following die panel of said die panel comprises under the internal layer die panel, and (structure of its ectomesoderm end opening template is as shown in Figure 8 with outer die panel down; The structure of die panel is as shown in Figure 9 under the internal layer); Die panel and pre-die panel join under the internal layer, and outer die panel down and shape of the mouth as one speaks box join.
As shown in Figure 4, the sizing material chamber of pre-die panel is respectively equipped with the temperature control circulation water channel 6 of external complex extruder group temperature control system all around; The both sides of pre-die panel are respectively equipped with the handle 7 that makes things convenient for installation or removal to use.
When being used to produce the complex extruder group work of tubeless bicycles; The operation principle of the mouth device of present embodiment is: the sizing material from each runner of extrusion die gets into each corresponding in pre-die panel sizing material chamber respectively; Compound back is by the die panel extrusion molding in the sizing material chamber, and sees off from the outlet of shape of the mouth as one speaks box; In extrusion, temperature control system detects the sizing material temperature in real time, controls through the temperature of the lip-sync device of temperature control circulation water channel in the pre-die panel then, makes the mobile smooth and easy of sizing material.
Embodiment two
Present embodiment is a kind of to be used to produce the mouth device of the complex extruder group of tubeless bicycles; As shown in Figure 1; Flow to according to sizing material, comprise the pre-die panel 8, die panel 9 and the shape of the mouth as one speaks box 10 that connect successively, wherein die panel 9 is embedded in (structure of shape of the mouth as one speaks box as shown in Figures 2 and 3) in the shape of the mouth as one speaks box; Wherein pre-die panel 8 is an integral structure, and die panel 9 comprises the last die panel 11 and following die panel 12 that cooperatively interacts.
Be respectively equipped with on pre-die panel and the die panel with complex extruder group extrusion die on the corresponding sizing material chamber of each runner port, comprise sizing material chamber, middle sizing material chamber and following sizing material chamber, each sizing material chamber has tapering.Shown in figure 10, the pre-die panel of present embodiment is provided with 2 and goes up 1,1 middle sizing material chamber, sizing material chamber 2 and 1 following sizing material chamber 3.On the pre-die panel length in each exit, sizing material chamber 4 and width all with die panel on length and the width of corresponding sizing material chamber import department 5 equate.
Corresponding with each runner on the complex extruder group extrusion die; The last sizing material chamber import department of pre-die panel or die panel is higher than the exit; The middle sizing material chamber import department of pre-die panel or die panel is lower than the exit, and the following sizing material chamber import department of pre-die panel or die panel is lower than the exit.
The junction of die panel and following die panel is located in the middle sizing material chamber of die panel, by forming after last die panel and the following die panel matching and fixing; The last die panel of die panel comprises on the internal layer that die panel goes up die panel (structure of its ectomesoderm template suitable for reading is shown in figure 11 with outer; The structure of die panel is shown in figure 12 under the internal layer); Die panel and pre-die panel join on the internal layer, and die panel and shape of the mouth as one speaks box join on the skin; The following die panel of said die panel comprises under the internal layer die panel, and (structure of its ectomesoderm end opening template is shown in figure 13 with outer die panel down; The structure of die panel is shown in figure 14 under the internal layer); Die panel and pre-die panel join under the internal layer, and outer die panel down and shape of the mouth as one speaks box join.
Shown in figure 10, the sizing material chamber of pre-die panel is respectively equipped with the temperature control circulation water channel 6 of external complex extruder group temperature control system all around; The both sides of pre-die panel are respectively equipped with the handle 7 that makes things convenient for installation or removal to use.
When being used to produce the complex extruder group work of tubeless bicycles; The operation principle of the mouth device of present embodiment is: the sizing material from each runner of extrusion die gets into each corresponding in pre-die panel sizing material chamber respectively; Compound back is by the die panel extrusion molding in the sizing material chamber, and sees off from the outlet of shape of the mouth as one speaks box; In extrusion, temperature control system detects the sizing material temperature in real time, controls through the temperature of the lip-sync device of temperature control circulation water channel in the pre-die panel then, makes the mobile smooth and easy of sizing material.
Embodiment three
Present embodiment is a kind of to be used to produce the mouth device of the complex extruder group of tubeless bicycles; As shown in Figure 1; Flow to according to sizing material; Comprise the pre-die panel 8, die panel 9 and the shape of the mouth as one speaks box 10 that connect successively, wherein die panel 9 is embedded in (structure of shape of the mouth as one speaks box as shown in Figures 2 and 3) in the shape of the mouth as one speaks box 10; Wherein pre-die panel 8 is an integral structure, and die panel 9 comprises the last die panel 11 and following die panel 12 that cooperatively interacts.
Be respectively equipped with on pre-die panel and the die panel with complex extruder group extrusion die on the corresponding sizing material chamber of each runner port, comprise sizing material chamber, middle sizing material chamber and following sizing material chamber, each sizing material chamber has tapering.Shown in figure 15, the pre-die panel of present embodiment is provided with 2 and goes up 1,2 middle sizing material chamber, sizing material chamber 2 and 2 following sizing material chambeies 3.On the pre-die panel length in each exit, sizing material chamber 4 and width all with die panel on length and the width of corresponding sizing material chamber import department 5 equate.
Corresponding with each runner on the complex extruder group extrusion die; The last sizing material chamber import department of pre-die panel or die panel is higher than the exit; The middle sizing material chamber import department of pre-die panel or die panel is lower than the exit, and the following sizing material chamber import department of pre-die panel or die panel is lower than the exit.
The junction of die panel and following die panel is located in the middle sizing material chamber of die panel, by forming after last die panel and the following die panel matching and fixing; The last die panel of die panel comprises on the internal layer that die panel goes up die panel (structure of its ectomesoderm template suitable for reading is shown in figure 16 with outer; The structure of die panel is shown in figure 17 under the internal layer); Die panel and pre-die panel join on the internal layer, and die panel and shape of the mouth as one speaks box join on the skin; The following die panel of said die panel comprises under the internal layer die panel, and (structure of its ectomesoderm end opening template is shown in figure 18 with outer die panel down; The structure of die panel is shown in figure 19 under the internal layer); Die panel and pre-die panel join under the internal layer, and outer die panel down and shape of the mouth as one speaks box join.
Shown in figure 15, the sizing material chamber of pre-die panel is respectively equipped with the temperature control circulation water channel 6 of external complex extruder group temperature control system all around; The both sides of pre-die panel are respectively equipped with the handle 7 that makes things convenient for installation or removal to use.
When being used to produce the complex extruder group work of tubeless bicycles; The operation principle of the mouth device of present embodiment is: the sizing material from each runner of extrusion die gets into each corresponding in pre-die panel sizing material chamber respectively; Compound back is by the die panel extrusion molding in the sizing material chamber, and sees off from the outlet of shape of the mouth as one speaks box; In extrusion, temperature control system detects the sizing material temperature in real time, controls through the temperature of the lip-sync device of temperature control circulation water channel in the pre-die panel then, makes the mobile smooth and easy of sizing material.
Embodiment four
The complex extruder group that is used to produce tubeless bicycles of a kind of embodiment of having one to three any mouth device of present embodiment; Shown in figure 21; Comprise the extrusion system 13 and temperature control system 14 that are connected, shown in figure 20, extrusion system 13 comprises three composite machine heads 15 and three extruders 16,17,18 that are connected with three composite machine heads 15 respectively; Three extruder employings are ridden back of the body formula and are arranged, and are respectively equipped with the machine barrel circulation water channel that is connected with temperature control system in the machine barrel of each extruder; Three composite machine heads 15 comprise die assembly and the clamping mechanism of being located at the die assembly both sides, are provided with the mould circulation water channel that is connected with temperature control system in the die assembly, and die assembly and clamping mechanism be external Hydraulic Station respectively, and Hydraulic Station is connected with operating desk 29 through PLC.
Shown in figure 23, die assembly comprises the patrix 19 that is provided with, upward middle mould 20, middle mould 21 and counterdie 22 from top to bottom, forms the runner corresponding with each extruder output between adjacent two modules; Each runner exit end is connected with die panel with pre-die panel successively; Be provided with the mould circulation water channel 28 that is connected with temperature control system in the die assembly.
The flow direction according to sizing material; Pre-die panel and die panel are embedded on the shape of the mouth as one speaks box successively; Die panel is connected by last die panel and following die panel and forms; Wherein the structure of pre-die panel is like Fig. 4,10, shown in 15 or 5, and the structure of last die panel is like Fig. 7, shown in 12 or 17, and the structure of following die panel is like Fig. 9, shown in 14 or 19; Be respectively equipped with the sizing material mouth corresponding with each runner port on pre-die panel and the die panel, comprise sizing material mouth 1, middle sizing material mouth 2 and following sizing material mouth 3, each sizing material mouth has tapering; Import department's 5 equal diameters of corresponding sizing material mouth on exit 4 diameters of each sizing material mouth and the die panel on the pre-die panel.
Shown in figure 20; Each extruder comprises machine barrel 23, screw rod, feeding mechanism, reductor 24 and motor 25 respectively; Wherein screw rod is located at machine barrel 23 inside; Machine barrel 23 front ends are connected with three composite machine heads 15, and the charging aperture of machine barrel 23 is connected with feeding mechanism, and the screw rod end is connected with reductor 24, motor 25 successively.
Employing is ridden in three extruders that back of the body formula arranges, and the screw diameter of middle extruder 17 is greater than the screw diameter of last extruder 16 and following extruder 18, and three extruders all adopt the pin cold feed extruder; The pin cold feed extruder that extruder 17 adopts
in the present embodiment, the pin cold feed extruder of last extruder 16 and following extruder 18 employings
.
The screw flight shape of three extruders is identical, and screw rod feeding section is a four-head combination screw thread, and fluxing zone and extruding zone are the double thread of different lead; The basic configuration of screw rod be the dextrorotation multiple thread, etc. dark, stage displacement; The material of screw rod is the high-quality nitrated steel of surface through nitrogen treatment and polishing.In the present embodiment, the screw rod material adopts 8CrMoAlA, and its nitride layer depth is average >=0.55mm, hardness is greater than HV900 (HS95).
In three extruders, the employing of the main shaft of the reductor 24 that each extruder screw is corresponding with it is for convenience detach to be connected with the spline of centering, can split out from machine barrel 23 the place aheads and pack into; Reductor 24 is the transmission of three grades of parallel axis hard-tooth surface cylinder teeth, and disposes elastic dowel pin shaft coupling; Motor 25 adopts Sweden ABB alternating-current variable frequency motor in the present embodiment.
The machine barrel 23 of three extruders is pin barrel, the machine barrel 23 body inner peripherys machine barrel recirculated water road that evenly distributes, so that carry out heat exchange from the temperature control water and the machine barrel 23 of temperature control system, machine barrel 23 front ends adopt flanges to be connected with three composite machine heads 15; The material of machine barrel 23 adopts high-quality nitrated steel 38CrMoAlA, and the structure of machine barrel 23 is for through the abundant multistage Welding Structure of annealing, and its nitride layer depth is average >=0.55mm, case hardness is greater than HV950 (HS97).Pin 27 on the pin barrel also adopts nitrated steel 38CrMoAlA to make, and inserts the conical section nitrogen treatment of rubber, the nitrogenize degree of depth >=0.55mm; Shown in the extrusion system vertical view of Figure 22; Pin 27 is uniformly distributed with at machine barrel 23 circumferencial directions, totally eight rows, and the top of pin 27 is provided with screw; The pin extractor of available dedicated screws in this screw and extracts pin 27, and pin 27 is installed the back and compressed with clamp nut.
Shown in figure 21, clamping mechanism is for locking a door 26, about lock a door and be located at the die assembly both sides respectively, the unlatching of clamping mechanism and locking are accomplished by Hydraulic Station control; During locking, lock a door about the oil cylinder of Hydraulic Station drives and go to the operating position, lock a door about the plunger case tension then and lock, during unlatching, the clamping mechanism counteragent.In the present embodiment, about the material selection model of locking a door be the alloy cast steel of ZG35CrMo.
Also be provided with Pressure gauge or the pressure sensor that is used for detecting in real time the head internal pressure on three composite machine heads 15.
Shown in figure 24, feeding mechanism is connected through flange with the machine barrel charging aperture, and feeding mechanism comprises feeding machine barrel and the feeding seat that is connected successively with machine barrel, is provided with feeding roller 30 in the feeding machine barrel, is provided with the speed ratio gear 31 that is connected with feeding roller 30 in the feeding seat; Lining 32 inwalls of feeding machine barrel have the anti-glue groove of multiple-internal screw thread, and feeding machine barrel periphery is provided with the feeding machine barrel recirculated water road that links to each other with temperature control system; Have the anti-glue groove of multiple thread on the feeding roller 30, feeding roller 30 inside are provided with the feeding roller circulation water channel parallelly connected with feeding machine barrel recirculated water road; The feeding mechanism below is provided with and prevents that rubber from getting into the leakage Jiao Kou of feeding roller bearing; Wherein the material of the lining 32 of feeding machine barrel is the high-quality nitrated steel of inner surface through nitrogen treatment, and feeding roller 30 is the steel welding structure of surface through nitrogen treatment, and feeding roller 30 surfaces also can be provided with spreading knife, are used to scrape off the feeding roller rubber surface.
When the complex extruder group of present embodiment is used; Its operation principle is: three respectively that tire is required sizing materials of extruder 16,17,18 carry out mixing, plasticizing; Be delivered to three composite machine heads 15 then; Behind the independent runner that forms through head inner mold assembly, pass through pre-die panel successively again, die panel is compound, tread rubber, sidewall rubber and inner liner are once extruded the most at last; In this process, the temperature in drawing-in device, machine barrel and the die assembly is controlled through its corresponding circulation water channel by temperature control system, and the unlatching of die assembly and clamping mechanism and locking are accomplished by Hydraulic Station in the head.
As stated, can realize preferably that just the present invention, the foregoing description are merely preferred embodiment of the present invention, be not to be used for limiting practical range of the present invention; Be that all equalizations of doing according to content of the present invention change and modification, all contained by claim of the present invention scope required for protection.
Claims (9)
1. be used to produce the mouth device of the complex extruder group of tubeless bicycles, it is characterized in that, flow to according to sizing material, comprise the pre-die panel, die panel and the shape of the mouth as one speaks box that connect successively, wherein die panel is embedded in the shape of the mouth as one speaks box; Said pre-die panel is an integral structure, and die panel comprises the last die panel and following die panel that cooperatively interacts;
The last die panel of said die panel comprises die panel and the outer die panel of going up on the internal layer, and die panel and pre-die panel join on the internal layer, and die panel and shape of the mouth as one speaks box join on the skin; The following die panel of said die panel comprises die panel and outer die panel down under the internal layer, and die panel and pre-die panel join under the internal layer, and outer die panel down and shape of the mouth as one speaks box join.
2. according to the said mouth device that is used to produce the complex extruder group of tubeless bicycles of claim 1; It is characterized in that; Be respectively equipped with on said pre-die panel and the die panel with complex extruder group extrusion die on the corresponding sizing material chamber of each runner port; Comprise sizing material chamber, middle sizing material chamber and following sizing material chamber, each sizing material chamber has tapering.
3. according to the said mouth device that is used to produce the complex extruder group of tubeless bicycles of claim 2; It is characterized in that, on the said pre-die panel length in each exit, sizing material chamber and width all with die panel on length and the width of corresponding sizing material chamber import department equate; The last sizing material chamber import department of said pre-die panel or die panel is higher than the exit, and the middle sizing material chamber import department of pre-die panel or die panel is lower than the exit, and the following sizing material chamber import department of pre-die panel or die panel is lower than the exit.
4. according to the said mouth device that is used to produce the complex extruder group of tubeless bicycles of claim 2; It is characterized in that; The junction of die panel and following die panel is located in the middle sizing material chamber of said die panel, by forming after last die panel and the following die panel matching and fixing.
5. according to the said mouth device that is used to produce the complex extruder group of tubeless bicycles of claim 1, it is characterized in that, be respectively equipped with the temperature control circulation water channel of external complex extruder group temperature control system around the sizing material chamber of said pre-die panel; The both sides of said pre-die panel are respectively equipped with the handle that makes things convenient for installation or removal to use.
6. the complex extruder group that is used to produce tubeless bicycles that has each said mouth device of claim 1～5.
7. according to the said complex extruder group that is used to produce tubeless bicycles of claim 6; Comprise the extrusion system and the temperature control system that are connected; It is characterized in that; Said extrusion system comprises three composite machine heads and three extruders that are connected with three composite machine heads respectively, and three extruder employings are ridden back of the body formula and arranged, and are respectively equipped with the machine barrel circulation water channel that is connected with temperature control system in the machine barrel of each extruder; Said three composite machine heads comprise die assembly and the clamping mechanism of being located at the die assembly both sides, are provided with the mould circulation water channel that is connected with temperature control system in the die assembly, and die assembly and clamping mechanism be external Hydraulic Station respectively, and Hydraulic Station is connected with operating desk through PLC.
8. according to the said complex extruder group that is used to produce tubeless bicycles of claim 6; It is characterized in that; Said die assembly comprises the patrix that is provided with, upward middle mould, middle mould and counterdie from top to bottom, forms the runner corresponding with each extruder output between adjacent two modules; Each runner exit end is connected with die panel with pre-die panel successively.
Said each extruder comprises machine barrel, screw rod, feeding mechanism, reductor and motor respectively, and wherein screw rod is located at machine barrel inside, and the machine barrel front end is connected with three composite machine heads, and the machine barrel charging aperture is connected with feeding mechanism, and the screw rod end is connected with reductor, motor successively;
Said employing is ridden in three extruders that back of the body formula arranges, and the screw diameter of middle extruder is greater than the screw diameter of last extruder and following extruder; Said three extruders all adopt the pin cold feed extruder, and the screw flight shape of three extruders is identical, and screw rod feeding section is a four-head combination screw thread, and fluxing zone and extruding zone are the double thread of different lead;
In said three extruders, the reductor main shaft employing that each extruder screw is corresponding with it is for convenience detach to be connected with the spline of centering; Said reductor is the transmission of three grades of parallel axis hard-tooth surface cylinder teeth, and disposes elastic dowel pin shaft coupling;
The machine barrel of said three extruders is pin barrel, the machine drum body inner periphery machine barrel recirculated water road that evenly distributes, and the machine barrel front end adopts flange to be connected with three composite machine heads;
Said clamping mechanism is for locking a door, about lock a door and be located at the die assembly both sides respectively, the unlatching of clamping mechanism and locking are accomplished by Hydraulic Station control;
Said three composite machine heads are provided with Pressure gauge or the pressure sensor that is used for detecting in real time the head internal pressure.
9. the said according to Claim 8 complex extruder group that is used to produce tubeless bicycles; It is characterized in that; Said feeding mechanism is connected through flange with the machine barrel charging aperture; Feeding mechanism comprises feeding machine barrel and the feeding seat that is connected successively with machine barrel, is provided with feeding roller in the feeding machine barrel, is provided with the speed ratio gear that is connected with feeding roller in the feeding seat; The lining inwall of feeding machine barrel has the anti-glue groove of multiple-internal screw thread, and feeding machine barrel periphery is provided with the feeding machine barrel recirculated water road that links to each other with temperature control system; Have the anti-glue groove of multiple thread on the feeding roller, feeding roller inside is provided with the feeding roller circulation water channel parallelly connected with feeding machine barrel recirculated water road; The feeding mechanism below is provided with and prevents that rubber from getting into the leakage Jiao Kou of feeding roller bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101939482A CN101704294B (en) | 2009-11-17 | 2009-11-17 | Compound extrusion unit for producing tubeless bicycles and mouth device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101939482A CN101704294B (en) | 2009-11-17 | 2009-11-17 | Compound extrusion unit for producing tubeless bicycles and mouth device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101704294A CN101704294A (en) | 2010-05-12 |
| CN101704294B true CN101704294B (en) | 2012-02-22 |
Family
ID=42374577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101939482A Expired - Fee Related CN101704294B (en) | 2009-11-17 | 2009-11-17 | Compound extrusion unit for producing tubeless bicycles and mouth device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101704294B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6148124B2 (en) * | 2013-09-04 | 2017-06-14 | 東洋ゴム工業株式会社 | Rubber extrusion molding die, tire molding rubber component, and method for manufacturing tire molding rubber component |
| BR102015031770B1 (en) * | 2014-12-23 | 2021-12-07 | The Goodyear Tire & Rubber Company | EXTRUDER ASSEMBLY TO FORM A MULTI-LAYER COMPOSITE |
| DE102015108707B4 (en) * | 2015-06-02 | 2020-07-30 | KraussMaffei Extrusion GmbH | Tire strip extrusion device for producing tread and / or side strips for tires and method for producing a tread or side strip of a tire |
| US10343321B2 (en) | 2015-12-21 | 2019-07-09 | The Goodycar Tire & Rubber Company | Extruder die assembly |
| CN106671382B (en) * | 2016-12-27 | 2017-12-08 | 宁夏神州轮胎有限公司 | Universal extruded tread shape of the mouth as one speaks board component |
| CN107310127B (en) * | 2017-08-08 | 2023-05-05 | 中国化学工业桂林工程有限公司 | Quick-open rubber extruder head |
| FR3072896A1 (en) * | 2017-10-27 | 2019-05-03 | Compagnie Generale Des Etablissements Michelin | HEAD OF EXTRUSION OF A COMPLEX PROFILE FORMED OF JUXTAPOSES PROFILES |
| CN109514829B (en) * | 2018-12-13 | 2024-06-25 | 软控股份有限公司 | Extrusion system and embryo processing method |
| CN114425845B (en) * | 2021-12-23 | 2023-10-03 | 赛轮(沈阳)轮胎有限公司 | Low-temperature extrusion method of wear-resistant adhesive |
| CN117891161B (en) * | 2024-03-14 | 2024-05-07 | 漳浦玮柏自行车有限公司 | Bicycle bottom bracket bearing forging process adjusting method based on self-adaptive control algorithm |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4509907A (en) * | 1983-05-13 | 1985-04-09 | American Maplan Corporation | Extrusion head for tubular bodies and hollow profiles |
| US5908642A (en) * | 1995-03-15 | 1999-06-01 | Machinefabriek "De Rollepaal" B.V. | Extrusion head for plastics extruder |
| CN1788981A (en) * | 2005-12-28 | 2006-06-21 | 天津市橡塑机械研究所有限公司 | Peg type ternary composite hydraulic press head rubber extrusion set for cold feeding |
| CN201012535Y (en) * | 2007-01-31 | 2008-01-30 | 中国化学工业桂林工程公司 | Hydraulic pressure composite head of the composite multiple rubber material extruding machine |
-
2009
- 2009-11-17 CN CN2009101939482A patent/CN101704294B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4509907A (en) * | 1983-05-13 | 1985-04-09 | American Maplan Corporation | Extrusion head for tubular bodies and hollow profiles |
| US5908642A (en) * | 1995-03-15 | 1999-06-01 | Machinefabriek "De Rollepaal" B.V. | Extrusion head for plastics extruder |
| CN1788981A (en) * | 2005-12-28 | 2006-06-21 | 天津市橡塑机械研究所有限公司 | Peg type ternary composite hydraulic press head rubber extrusion set for cold feeding |
| CN201012535Y (en) * | 2007-01-31 | 2008-01-30 | 中国化学工业桂林工程公司 | Hydraulic pressure composite head of the composite multiple rubber material extruding machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101704294A (en) | 2010-05-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101704294B (en) | Compound extrusion unit for producing tubeless bicycles and mouth device thereof | |
| CN101298185B (en) | Inflation film manufacturing machine rotating mould head for starch biological degradation material | |
| CN102320137B (en) | Preparation device of ultra-high molecular weight polyethylene sheets and preparation method thereof | |
| CN201471709U (en) | Inner-layer basket type outer-layer divided-flow die of plastic composite tube | |
| CN105599224A (en) | PP (Polypropylene) plastic injection molding machine | |
| CN105729750A (en) | Blockage prevention efficient screw extruder | |
| KR20180011704A (en) | Pre-compression injection machine | |
| CN104669577A (en) | Special-shaped wall pipe holder, socket forming mould and bell and spigot manufacturing equipment | |
| KR20150024538A (en) | manufacturing device of cable duct | |
| CN201253948Y (en) | Film blowing machine rotary die head suitable for starch biological degradation material | |
| CN101456249B (en) | Four compounded rubber extrusion device head | |
| CN200984809Y (en) | Internal-spiral silencing water-draining pipe extruding and forming device | |
| CN104149301B (en) | A kind of compound sealing strip extrusion die and the moulding process using this mould | |
| CN203221640U (en) | Five rubber extrusion machine combined head device | |
| CN103192511A (en) | Five composite extrusion heads of rubber extruder | |
| CN205800144U (en) | A kind of four screw extruder | |
| CN201357562Y (en) | Four-composite rubber extruder head | |
| CN204526059U (en) | A kind of special-shaped wall Guan Cheng, socket mould and bell and spigot manufacturing equipment thereof | |
| CN211941996U (en) | Silane cross-linked material pipe extruding die | |
| CN212045691U (en) | Special injection molding machine for sealing strips | |
| CN203221641U (en) | Five extrusion machine combined head of rubber extrusion machines | |
| CN201728815U (en) | O-shaped structure of composite extrusion machine set | |
| CN103182774A (en) | Five composite rubber extrusion machine head device | |
| CN1073922C (en) | Prepn. method and appts. for self-strengthening plastic pipe material | |
| CN101249717A (en) | Method and equipment for manufacturing fire engine hose |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120222 Termination date: 20121117 |