CN203198215U - Extrusion forming device based on hard PVC (Polyvinyl Chloride) door-window profiled bar - Google Patents
Extrusion forming device based on hard PVC (Polyvinyl Chloride) door-window profiled bar Download PDFInfo
- Publication number
- CN203198215U CN203198215U CN2013202006465U CN201320200646U CN203198215U CN 203198215 U CN203198215 U CN 203198215U CN 2013202006465 U CN2013202006465 U CN 2013202006465U CN 201320200646 U CN201320200646 U CN 201320200646U CN 203198215 U CN203198215 U CN 203198215U
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- Prior art keywords
- extruder
- hard pvc
- screw rod
- molding apparatus
- extrusion molding
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- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
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- 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
- B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
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- 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
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
- B29C48/83—Heating or cooling the cylinders
- B29C48/832—Heating
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- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
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- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
- B29C48/905—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article using wet calibration, i.e. in a quenching tank
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses an extrusion forming device based on hard PVC (Polyvinyl Chloride) door-window profiled bars. The extrusion forming device mainly consists of an extruding mechanism, a shaping device, a cooling device, a traction device and a cutter which are connected in sequence, wherein the extruding mechanism is a hard material shaping unit which is composed of an extruder and a machine head structure; the extruder is connected with the shaping device through the machine head structure; the extruder is a material conveying device which is internally provided with a rotating screw rod; a metering feeding device composed of a feeding screw rod is arranged on the feeding port of the extruder; the feeding screw rod is connected with the rotating screw rod. According to the extrusion forming device, the influence of factors, such as the feeding speed, the screw rod rotating speed and the traction speed, on the production of profiled bar products is considered, the existing hard PVC profiled bar forming equipment is improved, the defects that the existing parameter is large in control difficulty, the profile pass percent is low and the like are effectively overcome, the comprehensive performance of the equipment is improved, and the structure is simple.
Description
Technical field
The utility model relates to the section bar manufacture field, specifically, is based on the extrusion molding apparatus of hard PVC door and window profile material.
Background technology
Hard PVC is Corvic, it is one of plastic product of output maximum in the world, low price, can be widely used in various places, also make various plastic products by various machine-shaping means, for example: existing hard PVC door and window profile material, it is exactly the typical case's application that makes the profile shapes product by extrusion molding, Fig. 1 is the flow chart of above-mentioned profile shapes extrusion molding, its process can be summarized as follows: the modified PVC compound is the process screw mixing in the machine barrel of extruder, under internal friction heat and electrically heated effect, material becomes the fusion viscous state gradually, material flows down to the heading screw rotary screw, after entering the mould of head, at high temperature, shunt compression forming through the extrusion die die cavity under the high pressure, extrude the parison of approximately prepd section, through shaper the parison vacuum cooled is finalized the design again, reach the goods designing requirement, and then successively through bosh, draw-gear, after the processing of follow-up equipments such as cutting machine, can form the shaped article that meets industry requirement.In said process, the charging rate of rigid PVC compound, the rotating speed of rotary screw, even the hauling speed of section bar etc. all is the key factor that influences the profile shapes quality of item, but in actual mechanical process, these parameters but often are difficult to control, cause the defective of section bar product, reduced the qualification rate of product, be unfavorable for improving the market competitiveness of enterprise.
The utility model content
The purpose of this utility model is to provide the extrusion molding apparatus based on the hard PVC door and window profile material, defectives such as existing parameter control difficulty is big, the section bar qualification rate is low have been overcome, adopt the design of measurement charging device, can fine the hard PVC raw material that is added in the extruder charging aperture be controlled, and regulate according to the actual design parameter of equipment, can not only improve the qualification rate of section bar, can also effectively improve the integration capability of equipment, have economic benefit.
The utility model is achieved through the following technical solutions: based on the extrusion molding apparatus of hard PVC door and window profile material, mainly by the extrusion mechanism that links to each other successively, calibrator, cooling device, draw-gear and cutting machine are formed, extrusion mechanism is the hard material forming unit of being made up of extruder and handpiece structure, extruder is connected with calibrator by handpiece structure, for improving extruder charging parameter control, the utility model has been set up measurement charging device at extruder, its structure is as follows: extruder is provided with the material conveying device of rotary screw in being, charging aperture at described extruder is provided with the measurement charging device of being made up of reinforced screw rod, should be connected with rotary screw by reinforced screw rod, connection as the signal of telecommunication, when reality is used, form measurement charging device reinforced screw rod can with extruder in rotary screw cooperatively interact, thereby reach the purpose of control extruder feeding capacity, to guarantee the service pressure in the handpiece structure.
In the utility model, described rotary screw is twin-screw, can be used for the straight forming of powder, and production capacity is big, is specially adapted to the production of conventional section bar in enormous quantities and big specification profile shapes.
The rotating speed of described rotary screw when reality is used, can come the hard material extrusion capacity of controller header structure for 1.5～2.5 times of reinforced screw speed by the feeding quantity of charging aperture, and is reasonable in design, and easy to operate.
Preferably, the rotating speed of described rotary screw is 15～25r/min.
In the utility model, described draw-gear is crawler-mounted pulling device, has advantages such as neat, easy to operate, the continuous performance of winding displacement is good.
In actual application, after the rotary screw rotating speed improves, the hauling speed of draw-gear also correspondingly improves, hauling speed is too fast or slow excessively, and it is thin or blocked up to cause product to be crossed respectively, during the traction products of especially just having driven, product is broken in the too fast meeting of hauling speed, too slowly can cause then that buildup is stopped up between handpiece structure and the calibrator, and for better realizing the utility model, the hauling speed of described draw-gear is 0.5～4.5r/min.
Cooling device can make hard material section bar (hard PVC profile shapes) cool to room temperature as far as possible after the typing, in the utility model, described cooling device is bosh, adopt running water or through the recirculated water of over-heat-exchanger as cooling medium, water level in the bosh should will be expected the complete submergence of section bar firmly, further realizes purposes such as cooling cooling, solidifying and setting.
The utility model compared with prior art has the following advantages and beneficial effect:
(1) the utility model adopts the design of measurement charging device, can match with the rotary screw in the extruder, regulate the feeding capacity of rotary screw, guarantee the normal pressure of handpiece structure, can not only control the hard PVC raw material that is added in the extruder charging aperture, also can regulate according to the actual design parameter of equipment, have characteristics such as simple to operate, product percent of pass height, have economic benefit.
(2) the utility model is reasonable in design, rotating speed according to rotary screw, the hauling speed of draw-gear is set in 0.5～4.5r/min, when reality is used, come trace adjustment according to the wall thickness of the actual hard PVC profile shapes of extruding again, as: wall thickness during less than 1mm, the desirable 3.0-4.5r/min of hauling speed, during wall thickness 2～5mm, the desirable 0.5～3r/mm of hauling speed.
(3) the utility model has also designed bosh, and the type of cooling that this bosh adopts immersion can realize the quick cooling of hard PVC profile shapes, and cooling effect is good, and simple to operate.
Description of drawings
Fig. 1 is structural representation of the present utility model.
1-calibrator wherein, 2-cooling device, 3-draw-gear, 4-cutting machine, 5-extruder, 6-handpiece structure, 7-rotary screw, 8-reinforced screw rod.
The specific embodiment
Be described in further detail below in conjunction with the utility model of embodiment, but embodiment of the present utility model is not limited thereto.
Embodiment:
The utility model proposes the extrusion molding apparatus based on the hard PVC door and window profile material, its structure as shown in Figure 1, mainly by the extrusion mechanism that links to each other successively, calibrator 1, cooling device 2, draw-gear 3 and cutting machine 4 are formed, extrusion mechanism is the hard material forming unit of being made up of extruder 5 and handpiece structure 6, extruder 5 is connected with calibrator 1 by handpiece structure 6, for improving the profile shapes production efficiency of products, this equipment combines charging rate, screw speed, factors such as hauling speed have proposed following improvement project to the situation that influences of profile shapes production of articles:
(1) design measurement charging device: the charge door at extruder 5 is provided with the measurement charging device of being made up of reinforced screw rod 8, rotary screw 7 in this device and the extruder 5 is connected, connection as the signal of telecommunication, when reality is used, during actual the use, form measurement charging device reinforced screw rod 8 can with extruder 5 in rotary screw 7 cooperatively interact, thereby reach the purpose of control extruder 5 feeding capacities, to guarantee the service pressure in the handpiece structure 6.
As shown in Figure 1, rotary screw 7 is twin-screw, can be used for the straight forming of powder, and production capacity is big, is specially adapted to the production of conventional section bar in enormous quantities and big specification profile shapes.In the utility model, the rotating speed of rotary screw 7 is 1.5～2.5 times of reinforced screw rod 8 rotating speeds, during actual the use, can come the hard material extrusion capacity of controller header structure 6 by the feeding quantity of charging aperture, and is reasonable in design, and easy to operate.
(2) rotating speed of rotary screw 7: through long-term practice as can be known, in the extrusion of hard PVC profile shapes, the rotating speed of rotary screw 7 is important technical parameters of rate of extrusion, output and quality of item, and rotating speed is too low, and extrusion efficiency is not high; But rotating speed is too high, then can cause situations such as shear rate increase, the increasing of melt die swelling, surface deterioration, and therefore, in the utility model, the rotating speed of rotary screw 7 is advisable with 15～25r/mi n.
(3) setting of hauling speed: the draw-gear 3 that the utility model adopts is crawler-mounted pulling device, has advantages such as neat, easy to operate, the continuous performance of winding displacement is good.In actual application, after rotary screw 7 rotating speeds improve, the hauling speed of draw-gear 3 also correspondingly improves, and hauling speed is too fast or slow excessively, and it is thin or blocked up to cause product to be crossed respectively, during the traction products of especially just having driven, product is broken in the too fast meeting of hauling speed, can cause then that too slowly buildup is stopped up between handpiece structure 6 and the calibrator 1, therefore, for better realizing the utility model, the hauling speed of draw-gear 3 should be designed to 0.5～4.5r/min.When reality is used, also need according to the wall thickness of the actual hard PVC profile shapes of extruding is considered simultaneously, as: wall thickness during less than 1mm, the desirable 3.0-4.5r/min of hauling speed, at this moment, preferred rotary screw 7 rotating speeds are 20～25r/mi n; When wall thickness is 2～5mm, the desirable 0.5～3r/mm of hauling speed, at this moment, preferred rotary screw 7 rotating speeds are 15～20r/mi n.
In the utility model, cooling device 2 can make the hard material section bar cool to room temperature as far as possible after the typing, as shown in Figure 1, the cooling device 2 that this equipment adopts is bosh, adopt running water or through the recirculated water of over-heat-exchanger as cooling medium, water level in the bosh should will be expected the complete submergence of section bar firmly, further realize purposes such as cooling cooling, solidifying and setting, when practical operation, it is opposite to make flow of cooling water direction and hard material section bar extrude direction, can not only accelerate cooldown rate, can also reduce the internal stress in the hard material section bar, it is very reasonable to design.
The utility model combines charging rate, screw speed, factors such as hauling speed are to the situation that influences of profile shapes production of articles, existing hard PVC profile shapes former is improved, defectives such as existing parameter control difficulty is big, the section bar qualification rate is low have effectively been overcome, improved the integration capability of equipment, structure is very simple.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all falls within the protection domain of the present utility model any simple modification, equivalent variations that above embodiment does.
Claims (7)
1. based on the extrusion molding apparatus of hard PVC door and window profile material, mainly by the extrusion mechanism that links to each other successively, calibrator (1), cooling device (2), draw-gear (3) and cutting machine (4) are formed, extrusion mechanism is the hard material forming unit of being made up of extruder (5) and handpiece structure (6), extruder (5) is connected with calibrator (1) by handpiece structure (6), it is characterized in that: extruder (5) is provided with the material conveying device of rotary screw (7) in being, charging aperture at described extruder (5) is provided with the measurement charging device of being made up of reinforced screw rod (8), and this reinforced screw rod (8) is connected with rotary screw (7).
2. the extrusion molding apparatus based on the hard PVC door and window profile material according to claim 1, it is characterized in that: described rotary screw (7) is twin-screw.
3. the extrusion molding apparatus based on the hard PVC door and window profile material according to claim 2 is characterized in that: the rotating speed of described rotary screw (7) is 1.5～2.5 times of reinforced screw rod (8) rotating speed.
4. the extrusion molding apparatus based on the hard PVC door and window profile material according to claim 3, it is characterized in that: the rotating speed of described rotary screw (7) is 15～25r/min.
5. the extrusion molding apparatus based on the hard PVC door and window profile material according to claim 4, it is characterized in that: described draw-gear (3) is crawler-mounted pulling device.
6. the extrusion molding apparatus based on the hard PVC door and window profile material according to claim 5, it is characterized in that: the hauling speed of described draw-gear (3) is 0.5～4.5r/min.
7. according to each described extrusion molding apparatus based on the hard PVC door and window profile material of claim 1～6, it is characterized in that: described cooling device (2) is bosh.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202006465U CN203198215U (en) | 2013-04-20 | 2013-04-20 | Extrusion forming device based on hard PVC (Polyvinyl Chloride) door-window profiled bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202006465U CN203198215U (en) | 2013-04-20 | 2013-04-20 | Extrusion forming device based on hard PVC (Polyvinyl Chloride) door-window profiled bar |
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| Publication Number | Publication Date |
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| CN203198215U true CN203198215U (en) | 2013-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013202006465U Expired - Fee Related CN203198215U (en) | 2013-04-20 | 2013-04-20 | Extrusion forming device based on hard PVC (Polyvinyl Chloride) door-window profiled bar |
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| CN (1) | CN203198215U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104015327A (en) * | 2014-05-09 | 2014-09-03 | 东莞市兆科电子材料科技有限公司 | Production method and production line of metal and plastic composite heat conduction material |
| CN104015323A (en) * | 2014-05-09 | 2014-09-03 | 东莞市兆科电子材料科技有限公司 | Production method and production line of heat conduction plastics |
| CN107672138A (en) * | 2017-11-14 | 2018-02-09 | 湖州金胜豪塑料制品有限公司 | A kind of door and window plastic material automated manufacturing system |
| CN108773043A (en) * | 2018-06-24 | 2018-11-09 | 佛山市富硒康生物科技有限公司 | The manufacturing method of extrusion device and filter core with Organic Selenium |
-
2013
- 2013-04-20 CN CN2013202006465U patent/CN203198215U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104015327A (en) * | 2014-05-09 | 2014-09-03 | 东莞市兆科电子材料科技有限公司 | Production method and production line of metal and plastic composite heat conduction material |
| CN104015323A (en) * | 2014-05-09 | 2014-09-03 | 东莞市兆科电子材料科技有限公司 | Production method and production line of heat conduction plastics |
| CN104015327B (en) * | 2014-05-09 | 2019-09-13 | 东莞市兆科电子材料科技有限公司 | A kind of production method and production line of metal and the compound Heat Conduction Material of plastics |
| CN107672138A (en) * | 2017-11-14 | 2018-02-09 | 湖州金胜豪塑料制品有限公司 | A kind of door and window plastic material automated manufacturing system |
| CN108773043A (en) * | 2018-06-24 | 2018-11-09 | 佛山市富硒康生物科技有限公司 | The manufacturing method of extrusion device and filter core with Organic Selenium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130918 Termination date: 20150420 |
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| EXPY | Termination of patent right or utility model |