CN106564177A - An extruder used for a die - Google Patents
An extruder used for a die Download PDFInfo
- Publication number
- CN106564177A CN106564177A CN201510637703.XA CN201510637703A CN106564177A CN 106564177 A CN106564177 A CN 106564177A CN 201510637703 A CN201510637703 A CN 201510637703A CN 106564177 A CN106564177 A CN 106564177A
- Authority
- CN
- China
- Prior art keywords
- barrel
- discharging opening
- valve
- extruder
- head
- 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.)
- Pending
Links
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
- B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
- B29C48/154—Coating solid articles, i.e. non-hollow articles
-
- 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
- B29C48/255—Flow control means, e.g. valves
- B29C48/2556—Flow control means, e.g. valves provided in or in the proximity of dies
-
- 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
- B29C48/285—Feeding the extrusion material to the extruder
- B29C48/297—Feeding the extrusion material to the extruder at several locations, e.g. using several hoppers or using a separate additive feeding
-
- 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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
- B29C48/385—Plasticisers, homogenisers or feeders comprising two or more stages using two or more serially arranged screws in separate barrels
-
- 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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/397—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using a single screw
-
- 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
- B29C2948/9258—Velocity
- B29C2948/926—Flow or feed rate
-
- 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
Abstract
An extruder used for a die is provided and belongs to the technical field of machines. Technical problems that extrusion speeds are low or extrusion speed control is inconvenient, product quality is not high, and the like of extruders at present are overcome by the extruder. The extruder includes a first discharging port and a second discharging port. A machine head to allow the first and second discharging ports to be communicated is mounted between the first and second discharging ports. A valve capable of controlling the discharging speed of the first discharging port is also mounted between the first discharging port and the machine head. The extrusion efficiency of the extruder is high, and the extrusion speed of the extruder can be well controlled.
Description
Technical field
The present invention relates to plastics-production apparatus field, particularly a kind of extruder for mould.
Background technology
Extruder is the extrusion extrusion that solid shape is injected molten plastic through under screw acting, cut after water cooled sizing under traction machine effect. it is mainly used in a large amount of continuous productions of various same cross-sectional products, such as pipe/rod/profile shapes, it can also be used to modifying plastics pelletize.As the development of science and technology, people are increasing to the demand of plastics, higher requirement it is also proposed to the speed of production and the quality of production of extruder.
Extruder main will be made up of extrusion system, drive system and heating system, and plastics plastify uniformly melt, and the continuously extruder head under the squeezing action of screw rod by extrusion system.The effect of drive system is drive screw, and feed screw is generally made up of in the torque and rotating speed wanted needed for extrusion motor, decelerator and bearing etc..Heating-cooling device is used for heating and cooling plastic, is the essential condition that plastic extrusion process can be carried out.
Traditional extruder only has a discharging opening and its corresponding component, and such extruder extrusion molding pressure is little, extrusion is slow, causes low production efficiency, it is difficult to meet the production requirement of extensive plastic pipe.In order to lift the extrusion efficiency of extruder, improving production efficiency, someone is just improved traditional extruder, has produced a kind of Combined plastic extruding machine【Authorization Notice No.：CN201544443U；Application number：200920260701.3】, including several extruders, described several extruders are connected by adapter, and several adapters carry out multistage connection by dredging pipe again.The combined type extruder is linked together multiple extruding machines by adapter, greatly enhances extruded velocity, and production efficiency is improve then.But, still there are some defects in the extruder, such as it is fitted without the switching device for controlling plastic extrusion efficiency, thus while the extruded velocity of extruder is lifted, but the size of its extruded velocity can not well be controlled, reduction and the product quality for easily causing product quality is uneven, and the operation of extruder is also more bothered.
The content of the invention
The purpose of the present invention is there are the problems referred to above for existing technology, it is proposed that a kind of extruder for mould, and the extruder not only has higher extrusion efficiency, while the speed of its extruded velocity can also be well controlled.
The purpose of the present invention can be realized by following technical proposal：A kind of extruder for mould, including discharging opening one and discharging opening two, the head for making discharging opening one be connected with discharging opening two is installed between discharging opening one and discharging opening two, it is characterised in that the valve that can control the discharging speed of discharging opening one is also installed between discharging opening one and head.
Two discharging openings are connected with the head of this extruder, respectively discharging opening one and discharging opening two, by two discharging openings extrusion pressure is provided jointly, makes into the sol plastic pressure in head to significantly improve, so extruded velocity is also greatly improved, and quality is also obviously improved.Meanwhile, this extruder is also provided with the valve of the control discharging speed of discharging opening one on its discharging opening one, and the extruded velocity of extruder is controlled, and further increases product quality, while so that extruder operation becomes convenient.
In above-mentioned extruder, described valve includes the valve being fixedly mounted on the outside of discharging opening one and a valve element being arranged on valve, open on valve and the airflow line being connected with the interior room of above-mentioned discharging opening one is installed, above-mentioned valve element is located in airflow line, a valve rod is also associated with by way of screwing on valve, the side of valve rod is connected with above-mentioned valve element, opposite side Guan County dress knob.Valve rod is a screw rod, and it is threaded on valve.Valve element can block airflow line, at the same by rotary valve rod, can be with movable valve plug along moving perpendicular to the direction of airflow line, the motion of valve element changes the circulation area of airflow line, and then changes the discharging speed of discharging opening one.
In above-mentioned extruder, there is a connection ring in the side of valve rod, one mesopore round can of installation is driven on valve element, described valve rod is engaged with above-mentioned buckling groove by connection ring and is screwed on valve element.By such design, valve rod is axially positioned on valve element, while valve rod can be circumferentially rotated again.
In above-mentioned extruder, the discharging opening being connected with discharging opening one and discharging opening two respectively is also installed on described head.
In above-mentioned extruder, described discharging opening one includes the barrel one in hollow tubular, Guan County fills the hopper one of the interior room of a connection barrel one on the outside of the barrel one, material can be squeezed to the screw rod one of above-mentioned head also to wear installation one along its direction of axis line in barrel one, the described side of screw rod one is connected with machine shaft, opposite side extends to the discharge end of the barrel one, the heating wire that also Guan County's dress can be heated to barrel one on the periphery wall of the barrel one.The grain plastic of solid-state is added in material bin one first, grain plastic is acted on in feeding cylinder one due to weight, and constantly push ahead under the thrust of the inner screw of barrel one rotation, simultaneously because the heating wire on the periphery wall of barrel one is heated to barrel one in progradation, grain plastic is set to form sol plastic under the high temperature conditions, sol plastic entered again valve road and enters head.Hopper one is located at the surface of above-mentioned screw rod one, and barrel one is located remotely from the side of barrel one of valve.
In above-mentioned extruder, described discharging opening two includes the barrel two in hollow tubular, Guan County fills the hopper two of the interior room of a connection barrel two on the outside of the barrel two, material can be squeezed to the screw rod two of above-mentioned head also to wear installation one along its direction of axis line in barrel two, the described side of screw rod two is connected with machine shaft, opposite side extends to the discharge end of the barrel two, the heating wire that also Guan County's dress can be heated to barrel two on the periphery wall of the barrel two.
In above-mentioned extruder, described barrel one and the mutual vertical distribution of barrel two.
Compared with prior art, this extruder has advantages below：
1st, discharging opening one and discharging opening two are connected on the head of this extruder, extrusion pressure is provided jointly by two discharging openings, make into the sol plastic pressure in head to significantly improve, therefore greatly enhance the work efficiency of extruded velocity and extruder.
2nd, this extruder is also connected with the valve of the control discharging speed of discharging opening one on its discharging opening one, and the installation of valve causes the convenient control of the discharging speed of discharging opening one, and extruder operation is more convenient, while product quality is also substantially improved.
Description of the drawings
Technical scheme in order to be illustrated more clearly that the embodiment of the present invention, embodiment will be described below needed for the accompanying drawing to be used be briefly described.
Fig. 1 is the dimensional structure diagram of this extruder.
In figure, 1, head；1a, discharging opening；2nd, valve；2a, airflow line；3rd, valve element；3a, buckling groove；4th, valve rod；4a, connection ring；5th, knob；6th, barrel one；7th, hopper one；8th, screw rod one；9th, heating wire；10th, barrel two；11st, hopper two.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described.
As shown in figure 1, this extruder includes head 1, discharging opening one and discharging opening two, head 1 is arranged between discharging opening one and discharging opening two and makes discharging opening one be connected with discharging opening two.Barrel 1 and barrel 2 10 are mutually perpendicular to distribution, and the discharging opening 1a being connected with discharging opening one and discharging opening two respectively is also installed on head 1.This extruder provides extrusion pressure, makes into the sol plastic pressure in head 1 to significantly improve jointly by installing two discharging openings, two discharging openings, and extruded velocity is also improved.Meanwhile, in order to the extruded velocity for controlling discharging opening one is controlled, valve is also installed between discharging opening one and head 1.Valve is controlled to the extruded velocity of extruder, further increases product quality, while so that extruder operation becomes convenient.
As shown in figure 1, discharging opening one includes the barrel 1 in hollow tubular, it is solid on the outside of barrel 1
One hopper 1 for connecting the interior room of barrel 1 is installed, material can be squeezed to the screw rod 1 of head 1 also to wear installation one along its direction of axis line in barrel 1, the side of screw rod 1 is connected with machine shaft, opposite side extends to the discharge end of barrel 1, the heating wire 9 that also Guan County's dress can be heated to barrel 1 on the periphery wall of barrel 1.The grain plastic of solid-state is added from bucket one and gone forward side by side in feeding cylinder 1, and constantly push ahead under the thrust of the inner screw of barrel 1 rotation, simultaneously because the heating wire 9 on the periphery wall of barrel 1 is heated to barrel 1 in progradation, grain plastic is set to form sol plastic under the high temperature conditions, sol plastic entered again valve road into head 1.The structure of discharging opening two is similar with discharging opening one, it includes the barrel 2 10 in hollow tubular, Guan County fills the hopper 2 11 of the interior room of a connection barrel 2 10 on the outside of barrel 2 10, material can be squeezed to the screw rod two of head 1 also to wear installation one along its direction of axis line in barrel 2 10, the side of screw rod two is connected with machine shaft, opposite side extends to the discharge end of barrel 2 10, the heating wire 9 that also Guan County's dress can be heated to barrel 2 10 on the periphery wall of barrel 2 10.This extruder also can be suitably used for the production of cable, extruder one and extruder two realize rubber and plastic co-extrusion respectively as extruding machine and gelatin extrusion machine in cable production equipment, it is ensured that cable conductor fully seals filling.
Specific embodiment described herein is only explanation for example spiritual to the present invention.Those skilled in the art can be made various modifications to described specific embodiment or supplement or substituted using similar mode, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.
Although more having used the terms such as head 1, discharging opening 1a, valve 2, airflow line 2a, valve element 3, buckling groove 3a, valve rod 4, connection ring 4a, knob 5, barrel 1, hopper 1, screw rod 1, heating wire 9, barrel 2 10, hopper 2 11 herein, it is not precluded from using the probability of other terms.It is used for the purpose of more easily describing and explaining the essence of the present invention using these terms；It is all contrary with spirit of the invention to be construed as any additional restriction.
Claims (7)
1. a kind of extruder for mould, including discharging opening one and discharging opening two, install the head for making discharging opening one be connected with discharging opening two between discharging opening one and discharging opening two（1）, it is characterised in that in discharging opening one and head（1）Between also install and can control the valve of discharge hole for discharge speed.
2. extruder according to claim 1, it is characterised in that described valve includes the valve being fixedly mounted on the outside of discharging opening one（2）Valve is arranged on one（2）On valve element（3）, in valve（2）On open the airflow line that is connected with the interior room of above-mentioned discharging opening one be installed（2a）, above-mentioned valve element（3）Positioned at airflow line（2a）In, in valve（2）On a valve rod is also associated with by way of screwing（4）, valve rod（4）Side and above-mentioned valve element（3）It is connected, opposite side Guan County dress knob（5）.
3. extruder according to claim 2, it is characterised in that in valve rod（4）Side have a connection ring（4a）, in valve element（3）On open installation one mesopore round can（3a）, described valve rod（4）By connection ring（4a）
With above-mentioned buckling groove（3a）It is engaged and is screwed in valve element（3）On.
4. extruder according to claim 3, it is characterised in that described head（1）On the discharging opening being connected with discharging opening one and discharging opening two respectively is also installed（1a）.
5. the extruder according to claim 1 or 2 or 3 or 4, it is characterised in that described discharging opening one includes the barrel one in hollow tubular（6）, in the barrel one（6）Outside on Guan County fill a connection barrel one（6）The hopper one of interior room（7）, in barrel one（6）It is interior also to wear installation along its direction of axis line and one material is squeezed to above-mentioned head（1）Screw rod one（8）, described screw rod one（8）Side is connected with machine shaft, and opposite side extends to the barrel one（6）Discharge end, the barrel one（6）Periphery wall on also Guan County's dress can be to barrel one（6）The heating wire for being heated（9）.
6. extruder according to claim 5, it is characterised in that described discharging opening two includes the barrel two in hollow tubular（10）, in the barrel two（10）Outside on Guan County fill a connection barrel two（10）The hopper two of interior room（11）, in barrel two（10）It is interior also to wear installation along its direction of axis line and one material is squeezed to above-mentioned head（1）Screw rod two, the described side of screw rod two is connected with machine shaft, and opposite side extends to the barrel two（10）Discharge end, the barrel two（10）Periphery wall on also Guan County's dress can be to barrel two（10）The heating wire for being heated（9）.
7. extruder according to claim 6, it is characterised in that described barrel one（6）With barrel two（10）It is mutually perpendicular to distribution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510637703.XA CN106564177A (en) | 2015-10-07 | 2015-10-07 | An extruder used for a die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510637703.XA CN106564177A (en) | 2015-10-07 | 2015-10-07 | An extruder used for a die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106564177A true CN106564177A (en) | 2017-04-19 |
Family
ID=58507059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510637703.XA Pending CN106564177A (en) | 2015-10-07 | 2015-10-07 | An extruder used for a die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106564177A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110774516A (en) * | 2019-10-22 | 2020-02-11 | 齐齐哈尔大学 | Preparation method of comfortable carbon paper holder |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202781781U (en) * | 2012-08-27 | 2013-03-13 | 台州东海塑料品制造有限公司 | Extruder |
| CN204123638U (en) * | 2014-08-25 | 2015-01-28 | 浙江吉尔泰实业有限公司 | The Y type jockey of co-extruding mould |
-
2015
- 2015-10-07 CN CN201510637703.XA patent/CN106564177A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202781781U (en) * | 2012-08-27 | 2013-03-13 | 台州东海塑料品制造有限公司 | Extruder |
| CN204123638U (en) * | 2014-08-25 | 2015-01-28 | 浙江吉尔泰实业有限公司 | The Y type jockey of co-extruding mould |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110774516A (en) * | 2019-10-22 | 2020-02-11 | 齐齐哈尔大学 | Preparation method of comfortable carbon paper holder |
| CN110774516B (en) * | 2019-10-22 | 2021-07-20 | 齐齐哈尔大学 | Preparation method of comfortable carbon paper holder |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170419 |