CN107031009A - The positioner of plastics pipe extrusion plant - Google Patents
The positioner of plastics pipe extrusion plant Download PDFInfo
- Publication number
- CN107031009A CN107031009A CN201710235260.0A CN201710235260A CN107031009A CN 107031009 A CN107031009 A CN 107031009A CN 201710235260 A CN201710235260 A CN 201710235260A CN 107031009 A CN107031009 A CN 107031009A
- Authority
- CN
- China
- Prior art keywords
- sealing
- plastic tube
- fenestra
- positioner
- inner membrance
- 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.)
- Withdrawn
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
- B29C48/025—General arrangement or layout of plant
-
- 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
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- 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
- B29C48/254—Sealing means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/22—Tubes or pipes, i.e. rigid
Abstract
The invention discloses a kind of positioner of plastics pipe extrusion plant, including:Plastic pipe extruder, plastic tube forming machine, it exports sealed film output plastic tube, in addition to positioner, and it is provided with the registration roller that can be adjusted, and can make the excircle top of registration roller to plastic tube, so as to be positioned to plastic tube.Diaphragm seal includes：Inner membrance, its outer ring and exit seal are sealed, it is provided centrally with sealing interior fenestra；Outer membrane is sealed, its outer ring and the outer ring of sealing inner membrance are sealed, and it is provided centrally with sealing outer fenestra；Movable film, it is arranged between sealing inner membrance and sealing outer membrane, and movable center membrane is provided with movable fenestra, and movable fenestra be adapted to described Plastic pipe outside diameter, when plastic tube is swung, and movable film can follow swing and all the time can fenestra and the outer fenestra of sealing in close encapsulation.The present invention has the beneficial effect that simple in construction, cost is low, positioning is convenient, prevents gas leakage, save electric energy.
Description
Technical field
The present invention relates to a kind of positioner of plastics pipe extrusion plant.
Background technology
During large-sized plastic pipe manufacture, first through plastic pipe extruder extrusion plastic pipe, and it is true to send into plastic tube forming machine
Idling pressure drop temperature is shaped, and the purpose of negative pressure of vacuum is, in the inwall of pipe, to enable plastic tube using negative pressure by plastic tube wall absorption
It is held round, the exit of plastic tube forming machine is provided with diaphragm seal, and the outer ring of diaphragm seal is consolidated with the outlet of plastic tube forming machine
Fixed, diaphragm seal is provided centrally with through hole, and plastic tube is output to cooling cutting equipment, in the prior art, diaphragm seal from through hole
Installation site be changeless, and in the output procedure of plastic tube, can there is the position skews such as vibrations, natural gravity be sagging
Trend, when the central contact of plastic tube and diaphragm seal, resistance can be very big, when the center gap of plastic tube and diaphragm seal is larger
During gas leakage, vacuum can be reduced, product quality is influenceed, or needs to increase the power consumption of vavuum pump.
The content of the invention
The present invention is according to the above deficiency, there is provided a kind of positioner of plastics pipe extrusion plant.
The technical scheme is that：
A kind of positioner of plastics pipe extrusion plant, including:
Plastic pipe extruder；
Plastic tube forming machine, its input couples with plastic pipe extruder, its output end output plastic tube, plastic tube forming machine
Exit is provided with diaphragm seal, and outer ring and the outlet of diaphragm seal are fixed, and diaphragm seal is provided centrally with through hole, and plastic tube is from through hole
Place is output to cooling cutting equipment, it is characterized in that, the both sides of through hole are symmetrically provided with positioner, and the positioner includes：
Fix bar, outlet of its upper and lower ends through support and plastic tube forming machine is fixed, and screwed hole is offered in the middle part of fix bar；
It is hinged in the middle part of cross tube, sheer pole, one end and support；
It is hinged, is hinged in the middle part of bottom and sheer pole in the middle part of catch bar, top and cross tube；
Registration roller, central shaft is arranged between cross tube and sheer pole and positioned at cross tube and the other end of sheer pole, positioning
The excircle indent of roller and in arc-shaped；
Threaded rod, the used screwed hole for fastening fixed pole, one end head couples with the middle part of catch bar, when threaded rod is rotated, catch bar
Termination can be followed to advance or retreat, so as to promote cross tube, sheer pole to be moved by arc track, can finally make the outer of registration roller
Circumference top is to plastic tube, so as to be positioned to plastic tube.
Further, in addition to：
Motor, two, housing is fixed in the support or fix bar, and the rotary shaft of motor is fixed with described threaded rod, electricity
Machine is controlled by respective switch, and motor can select direct current generator and can rotate and reverse.
It should be noted that positioner is to carry out static immobilization to plastic tube.
The diaphragm seal includes：
Inner membrance, its outer ring and exit seal are sealed, it is provided centrally with sealing interior fenestra；
Outer membrane is sealed, its outer ring and the outer ring of sealing inner membrance are sealed, and it is provided centrally with sealing outer fenestra；
Movable film, it is arranged between sealing inner membrance and sealing outer membrane, and movable center membrane is provided with movable fenestra, movable fenestra with
Described Plastic pipe outside diameter adaptation, both are controlled in small gap, and plastic tube caused by vibrations when being swung, and movable film can be followed
Swing and fenestra and outer fenestra can be sealed in close encapsulation all the time.
It should be noted that diaphragm seal can carry out dynamic sealing to plastic tube.
Also include sealing ring, it is arranged between the sealing inner membrance and sealing outer membrane and outer positioned at sealing inner membrance and sealing
The outer ring of film, the thickness of the thickness of sealing ring close to the movable film.
The sealing inner membrance is made up of elastomeric material.
The present invention has the beneficial effect that simple in construction, cost is low, positioning is convenient, prevents gas leakage, save electric energy.
Brief description of the drawings
Fig. 1 is overall structure diagram of the invention.
Fig. 2 is the structural representation of diaphragm seal of the present invention.
Embodiment
In conjunction with accompanying drawing, the present invention is further illustrated：
As illustrated, a kind of positioner of plastics pipe extrusion plant, including:
Plastic pipe extruder；
Plastic tube forming machine 1, its input couples with plastic pipe extruder, its output end output plastic tube 7, plastic tube forming machine
It is provided with diaphragm seal 2 at 1 outlet 26, outer ring and the outlet 26 of diaphragm seal 2 are fixed, diaphragm seal 2 is provided centrally with through hole, modeling
Expects pipe 7 is output to cooling cutting equipment from through hole, and the both sides of through hole are symmetrically provided with positioner, the positioner bag
Include：
Fix bar 32, outlet 26 of its upper and lower ends through support 31 and plastic tube forming machine 1 is fixed, and the middle part of fix bar 32 is offered
Screwed hole；
Cross tube, sheer pole 52, one end and the middle part of support 31 are hinged；
It is hinged in the middle part of catch bar 51, top and cross tube, bottom and the middle part of sheer pole 52 are hinged；
Registration roller 53, central shaft is arranged between cross tube and sheer pole 52 and positioned at the another of cross tube and sheer pole 52
End, the excircle indent of registration roller 53 and in arc-shaped；
Threaded rod 42, the used screwed hole for fastening fixed pole 32, one end head couples with the middle part of catch bar 51, and threaded rod 42 is rotated
When, catch bar 51 can follow termination to advance or retreat, so as to promote cross tube, sheer pole 52 to be moved by arc track, finally
The excircle top of registration roller 53 can be made to plastic tube 7, so as to be positioned to plastic tube 7.
Also include：
Motor 41, two, housing is fixed in support 31 or fix bar 32, and rotary shaft and the threaded rod 42 of motor 41 are fixed, electricity
Machine 41 is controlled by respective switch.
Diaphragm seal 2 includes：
Inner membrance 21 is sealed, its outer ring is sealed with outlet 26, and it is provided centrally with sealing interior fenestra 20；
Outer membrane 23 is sealed, its outer ring and the outer ring of sealing inner membrance 21 are sealed, and it is provided centrally with sealing outer fenestra 24；
Movable film 22, it is arranged between sealing inner membrance 21 and sealing outer membrane 23, and movable film 22 is provided centrally with movable fenestra 27,
Movable fenestra 27 is adapted to the external diameter of plastic tube 7, when plastic tube 7 is swung, and movable film 22 can follow swing and all the time can close encapsulation
Interior fenestra 20 and the outer fenestra 24 of sealing.
Also include sealing ring 25, it is arranged between sealing inner membrance 21 and sealing outer membrane 23 and is located at sealing inner membrance 21 and close
Seal the outer ring of outer membrane 23, the thickness of the close movable film 22 of thickness of sealing ring 25.
Sealing inner membrance 21 is made up of elastomeric material.
Claims (5)
1. a kind of positioner of plastics pipe extrusion plant, including:
Plastic pipe extruder；
Plastic tube forming machine（1）, its input couples with plastic pipe extruder, its output end output plastic tube（7）, plastic tube is fixed
Type machine（1）Outlet（26）Place is provided with diaphragm seal（2）, diaphragm seal（2）Outer ring and outlet（26）It is fixed, diaphragm seal（2）'s
It is provided centrally with through hole, plastic tube（7）Cooling cutting equipment is output to from through hole, it is characterized in that, the both sides of through hole are symmetrically
Positioner is provided with, the positioner includes：
Fix bar（32）, its upper and lower ends is through support（31）With plastic tube forming machine（1）Outlet（26）It is fixed, fix bar（32）
Middle part offers screwed hole；
Cross tube, sheer pole（52）, one end and support（31）Middle part be hinged；
Catch bar（51）, it is hinged in the middle part of top and cross tube, bottom and sheer pole（52）Middle part be hinged；
Registration roller（53）, central shaft is installed in cross tube and sheer pole（52）Between and positioned at cross tube and sheer pole（52）'s
The other end, registration roller（53）Excircle indent and in arc-shaped；
Threaded rod（42）, it is used to fasten fixed pole（32）Screwed hole, one end head and catch bar（51）Middle part connection, threaded rod
（42）During rotation, catch bar（51）Termination can be followed to advance or retreat, so as to promote cross tube, sheer pole（52）Press circular arc rail
Mark is moved, and can finally make registration roller（53）Excircle top to plastic tube（7）, so as to plastic tube（7）Positioned.
2. a kind of positioner of plastics pipe extrusion plant as claimed in claim 1, it is characterized in that, in addition to：
Motor（41）, two, housing is fixed on the support（31）Or fix bar（32）On, motor（41）Rotary shaft with it is described
Threaded rod（42）It is fixed, motor（41）Controlled by respective switch.
3. a kind of positioner of plastics pipe extrusion plant as claimed in claim 1 or 2, it is characterized in that, the diaphragm seal（2）
Including：
Seal inner membrance（21）, its outer ring is with exporting（26）Sealing, it is provided centrally with sealing interior fenestra（20）；
Seal outer membrane（23）, its outer ring is with sealing inner membrance（21）Outer ring sealing, it is provided centrally with sealing outer fenestra（24）；
Movable film（22）, it is arranged on sealing inner membrance（21）With sealing outer membrane（23）Between, movable film（22）It is provided centrally with living
Dynamic fenestra（27）, movable fenestra（27）With described plastic tube（7）External diameter is adapted to, plastic tube（7）During swing, movable film（22）Energy
Follow swing and all the time can fenestra in close encapsulation（20）With the outer fenestra of sealing（24）.
4. a kind of positioner of plastics pipe extrusion plant as claimed in claim 3, it is characterized in that, in addition to sealing ring
（25）, it is arranged on the sealing inner membrance（21）With sealing outer membrane（23）Between and positioned at sealing inner membrance（21）With sealing outer membrane
（23）Outer ring, sealing ring（25）Thickness close to the movable film（22）Thickness.
5. a kind of positioner of plastics pipe extrusion plant as claimed in claim 4, it is characterized in that, the sealing inner membrance（21）
It is made up of elastomeric material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710235260.0A CN107031009A (en) | 2017-04-12 | 2017-04-12 | The positioner of plastics pipe extrusion plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710235260.0A CN107031009A (en) | 2017-04-12 | 2017-04-12 | The positioner of plastics pipe extrusion plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107031009A true CN107031009A (en) | 2017-08-11 |
Family
ID=59536190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710235260.0A Withdrawn CN107031009A (en) | 2017-04-12 | 2017-04-12 | The positioner of plastics pipe extrusion plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107031009A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01118426A (en) * | 1987-10-30 | 1989-05-10 | Showa Electric Wire & Cable Co Ltd | Manufacture of conductor-containing plastic tube |
| DE19604654A1 (en) * | 1996-02-09 | 1997-08-14 | Reifenhaeuser Masch | Plant for the continuous production of biaxially stretched plastic blown films and process for starting up the plant |
| CN202174733U (en) * | 2011-07-27 | 2012-03-28 | 赤峰天源生态建设有限公司 | Negative-pressure cooling and shaping device for extrusion plastic tubes |
| CN203449590U (en) * | 2013-08-06 | 2014-02-26 | 安徽省忠宏管业科技有限公司 | Discharge rolling and positioning mechanism for vacuum setting machine |
| CN105415641A (en) * | 2015-12-05 | 2016-03-23 | 重庆互通管道技术设备有限公司 | Discharge positioning structure of vacuum setting machine |
| CN206765319U (en) * | 2017-04-12 | 2017-12-19 | 浙江派尔电气有限公司 | The positioner of plastics pipe extrusion plant |
-
2017
- 2017-04-12 CN CN201710235260.0A patent/CN107031009A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01118426A (en) * | 1987-10-30 | 1989-05-10 | Showa Electric Wire & Cable Co Ltd | Manufacture of conductor-containing plastic tube |
| DE19604654A1 (en) * | 1996-02-09 | 1997-08-14 | Reifenhaeuser Masch | Plant for the continuous production of biaxially stretched plastic blown films and process for starting up the plant |
| CN202174733U (en) * | 2011-07-27 | 2012-03-28 | 赤峰天源生态建设有限公司 | Negative-pressure cooling and shaping device for extrusion plastic tubes |
| CN203449590U (en) * | 2013-08-06 | 2014-02-26 | 安徽省忠宏管业科技有限公司 | Discharge rolling and positioning mechanism for vacuum setting machine |
| CN105415641A (en) * | 2015-12-05 | 2016-03-23 | 重庆互通管道技术设备有限公司 | Discharge positioning structure of vacuum setting machine |
| CN206765319U (en) * | 2017-04-12 | 2017-12-19 | 浙江派尔电气有限公司 | The positioner of plastics pipe extrusion plant |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170811 |