CN110014589A - A kind of production technology of plastic tube - Google Patents
A kind of production technology of plastic tube Download PDFInfo
- Publication number
- CN110014589A CN110014589A CN201810211758.8A CN201810211758A CN110014589A CN 110014589 A CN110014589 A CN 110014589A CN 201810211758 A CN201810211758 A CN 201810211758A CN 110014589 A CN110014589 A CN 110014589A
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- Prior art keywords
- plastic tube
- vacuum
- pipe
- mixer
- production technology
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/02—Plant or installations having external electricity supply
- B03C3/04—Plant or installations having external electricity supply dry type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
- B29B7/04—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with non-movable mixing or kneading devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
- B29B7/22—Component parts, details or accessories; Auxiliary operations
- B29B7/24—Component parts, details or accessories; Auxiliary operations for feeding
- B29B7/242—Component parts, details or accessories; Auxiliary operations for feeding in measured doses
- B29B7/244—Component parts, details or accessories; Auxiliary operations for feeding in measured doses of several materials
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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
- B29C48/285—Feeding the extrusion material to the extruder
- B29C48/286—Raw material dosing
-
- 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
- B29C48/287—Raw material pre-treatment while feeding
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The present invention relates to plastic tube production technical fields, disclose a kind of production technology of plastic tube, include the following steps: (1) ingredient feeding: in the mixer for being transported to extruder after a variety of raw materials after proportion are mixed；(3) Electrostatic Absorption electrostatic precipitation: is carried out to the impurity in the plurality of raw materials being located in mixer by electrostatic adsorption device；(4) extrusion molding: by obtaining plastic tube after extruder extrusion molding；(5) molding traction: plastic tube after molding is drawn by dragger；(6) it cuts: plastic tube is cut；(7) cooling: plastic tube is cooled down.The present invention has the following advantages and effects: Electrostatic Absorption is carried out to the plurality of raw materials in mixer by electrostatic adsorption device, so that impurity absorption on wire coil, has the effect of improving the processing and forming quality of plastic tube；And it is adsorbed on the impurity on wire coil and is collected in dust-removal cloth-bag by exhaust fan；Has the effect of environmental protection.
Description
Technical field
The present invention relates to plastic tube production technical field, in particular to a kind of production technology of plastic tube.
Background technique
Plastic tube includes PPR pipe, PE pipe and pvc pipe etc., usually using plastic grain made of synthetic resin as raw material,
Stabilizer, lubricant, plasticizer etc. is added, is formed in extruder through extrusion process.
Currently, application publication number is CN106738747A, data of publication of application is that the Chinese patent on May 31st, 2017 discloses
A kind of " plastic pipe production technology ".The ingredient of the dosing chamber is PE material, is dried at being 80-90 DEG C in temperature range, so
Extruder, which is entered, after hot-air drier is dry afterwards carries out extrusion process.
But during ingredient is stored in dosing chamber, because dosing chamber is generally exposed in the art, so that
After ingredient in dosing chamber stores for a long time, the impurity such as dust in air can be fallen in dosing chamber, thus after causing processing
It is mixed with the impurity such as dust in plastic tube, influences the quality of plastic tube.
Summary of the invention
The object of the present invention is to provide a kind of production technologies of plastic tube, in feeding process by way of Electrostatic Absorption
The dust in ingredient is adsorbed, to improve the processing quality of plastic tube.
Above-mentioned technical purpose of the invention has the technical scheme that a kind of production work of plastic tube
Skill includes the following steps:
(1) ingredient feeding: in the mixer for being transported to extruder after a variety of raw materials after proportion are mixed；
(2) Electrostatic Absorption electrostatic precipitation: is carried out to the impurity in the plurality of raw materials being located in mixer by electrostatic adsorption device；
(3) extrusion molding: by obtaining plastic tube after extruder extrusion molding；
(4) molding traction: plastic tube after molding is drawn by dragger；
(5) it cuts: plastic tube is cut；
(6) cooling: plastic tube is cooled down.
The further setting of the present invention are as follows: in step (3), the electrostatic adsorption device includes that spiral is arranged in mixer
Mixing cabinet wall on wire coil, the cathode line suspended vertically in the middle part of mixing cabinet, anode be connected with wire coil
And the power supply that cathode is connected with cathode line.
The further setting of the present invention are as follows: be provided with air inlet at the top of the mixing cabinet；The electrostatic adsorption device
It further include sweep-up pipe between exhaust fan, the air inlet that exhaust fan is set and mixing cabinet, the outlet air that mixing cabinet is set
Mouthful discharge pipe, be arranged on discharge pipe dust-removal cloth-bag, the top of mixing cabinet is set and has the of covering air inlet
One filter screen.
The further setting of the present invention are as follows: the electrostatic adsorption device further includes the vibration being arranged on the outer wall of mixing cabinet
Dynamic device.
The further setting of the present invention are as follows: multiple circumferentially array distributions are provided on the inner wall of the mixing top of the box
Air inlet be in charge of, be provided with that be in charge of the air inlet that communicates with multiple air inlets total on the side outer wall of the mixing top of the box
Pipe；The first reversing three-way valve is provided between the discharge pipe and the air outlet of the exhaust fan, the air inlet general pipeline is connected to
The valve port of first reversing three-way valve；The second commutation threeway is provided between the sweep-up pipe and the air inlet of the exhaust fan
Valve is also connected with blast pipe on the valve port of second reversing three-way valve, and the nozzle of the blast pipe is provided with the second filter screen.
The further setting of the present invention are as follows: in step (1), plurality of raw materials is previously placed in Raw material pail and by vacuum
Material machine realizes in synchronous transport to mixer in proportion that the vacuum feeder includes:
Vacuum hopper, the vacuum hopper are arranged on the mixing cabinet of mixer, are provided in the vacuum hopper for inciting somebody to action
The vacuum hopper is separated into the partition component of multiple suction chambers；
Blanking component, the blanking component are arranged in the bottom of vacuum hopper and are used for while being opened and closed multiple suction chambers；
Suction component, the suction component include multiple suction pipelines being connected respectively with the side wall of suction chamber, be mounted on it is more
Material sucking mouth on a suction pipeline and for drawing the raw material in multiple Raw material pails respectively；
Vacuum subassembly, the vacuum subassembly include multiple being in charge of respectively with the vacuum being connected at the top of suction chamber, being arranged true
Electric control valve in the middle part of space division pipe with multiple vacuum is in charge of the vacuum manifold being connected simultaneously, is connected with vacuum manifold
Air compressor, the electric control valve are electrically connected with the controller of the air compressor；
Filter assemblies, the filter assemblies include multiple tops for being separately positioned on the suction chamber and what covering vacuum was in charge of covers
Membrane filtration cylinder.
The further setting of the present invention are as follows: the bottom of the vacuum hopper is formed with feed opening, the vacuum hopper bottom
Outer wall on be provided with cover the feed opening and with the feeder pipe that is connected at the top of the mixing cabinet；The blanking component
It realizes closed turnover panel, be arranged in institute in lower surface including being hinged on the bottom of vacuum hopper and for being pushed against the feed opening
It states the side of turnover panel and makes the turnover panel push against the clump weight of the feed opening by gravity, is arranged in the middle part of the feeder pipe
Blanking valve；When the turnover panel is in the state for closing the feed opening, the lower surface of the partition component is turned over described
The upper surface of plate offsets.
The further setting of the present invention are as follows: flight is provided on the inner wall of the feeder pipe, the flight, which is located at, to be turned over
Between plate and blanking valve.
In conclusion the invention has the following advantages:
1, by the way that electrostatic precipitator is arranged in mixer body, after the power is turned on, the shape between wire coil and cathode line
At electric field, when the breakdown electric field of actual electric field strength and air is close, air is ionized, formed a large amount of cation and
Free electron, free electron with electric field to anode drift about, in migration process in impurity neutral molecule or particle send out
It is raw to collide, charged particle is formd after these impurity absorption electronics, the anode continued towards where wire coil is mobile, finally makes
Impurity absorption on wire coil so as in raw material impurity carry out Electrostatic Absorption, improve plastic tube at quality
Amount；It can will be collected in dust-removal cloth-bag after the impurity being adsorbed on wire coil suction by air exhauster simultaneously；
2, when carrying out ingredient to raw material, first the flow of different electric control valves is adjusted, so that air compressor pair
The efficiency of the intracavitary extraction air of different suctions is different, so that absorption dynamics of multiple material sucking mouths to the raw material in multiple Raw material pails
Difference is finally stopped in air compressor so that plurality of raw materials can be drawn in vacuum hopper according to the ratio within the unit time
When only working and opening blanking component, so that plurality of raw materials realizes mixing during entering mixing cabinet, the above behaviour is repeated
Make repeatedly, largely passes through mixed plurality of raw materials so that can store in mixer body, so as to improve production efficiency；
3, during opening blanking component and raw material is made to fall on mixing cabinet, raw material first falls in the flight of feeder pipe
Interior, plurality of raw materials can improve mixture homogeneity after colliding at flight.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that the present invention is located at vacuum feeder and mixer；
Fig. 2 is the partial structural diagram that the present invention is located at vacuum feeder；
Fig. 3 is the structural schematic diagram that the present invention is located at mixer and electrostatic adsorption device.
Appended drawing reference: 1, Raw material pail；21, vacuum hopper；211, partition component；2111, demarcation plate；212, feed opening；
213, feeder pipe；2131, flight；22, blanking component；221, turnover panel；222, clump weight；223, blanking valve；23, suction group
Part；231, suction pipeline；232, material sucking mouth；24, vacuum subassembly；241, vacuum is in charge of；242, electric control valve；243, vacuum is total
Pipe；244, air compressor；2441, controller；25, filter assemblies；251, overlay film filter cylinder；3, suction chamber；41, wire coil；
42, cathode line；43, power supply；44, exhaust fan；45, sweep-up pipe；46, discharge pipe；47, dust-removal cloth-bag；48, the first filter screen；49,
Vibrator；51, air inlet is in charge of；52, general pipeline is entered the wind；53, the first reversing three-way valve；54, the second reversing three-way valve；55, blast pipe；
56, the second filter screen；6, mixing cabinet；61, air inlet.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Embodiment 1: a kind of production technology of plastic tube includes the following steps:
(1) ingredient feeding: in the mixer for being transported to extruder after a variety of raw materials after proportion are mixed；
(2) Electrostatic Absorption electrostatic precipitation: is carried out to the impurity in the plurality of raw materials being located in mixer by electrostatic adsorption device；
(3) extrusion molding: by obtaining plastic tube after extruder extrusion molding；
(4) molding traction: plastic tube after molding is drawn by dragger；
(5) it cuts: plastic tube is cut；
(6) cooling: plastic tube is cooled down.
As depicted in figs. 1 and 2, in step (1), raw material tool there are four types of and respectively plastic grain, stabilizer, lubrication
Agent, plasticizer, four kinds of raw materials are respectively stored in four Raw material pails 1 in advance and are synchronized in proportion by vacuum feeder realization defeated
It is sent in mixer, vacuum feeder includes vacuum hopper 21, blanking component 22, suction component 23, vacuum subassembly 24 and filtering
Component 25.
As shown in Fig. 2, the circular in cross-section of vacuum hopper 21 and being formed with feed opening in the bottom of vacuum hopper 21
212, the feeder pipe 213 of covering feed opening 212 is also wholely set on the outer wall of 21 bottom of vacuum hopper, feeder pipe 213
The mixing cabinet 6(of bottom connection mixer is shown in Fig. 1).It is provided in vacuum hopper 21 for separating vacuum hopper 21 simultaneously
At the partition component 211 of four suction chambers 3；Partition component 211 include four pieces of center lines along vacuum hopper 21 circumferentially
The demarcation plate 2111 of array distribution.
As shown in Fig. 2, blanking component 22 include by pin shaft (being not marked in figure) be hinged on vacuum hopper 21 bottom and
It realizes closed turnover panel 221, be integrally disposed upon the side of turnover panel 221 and pass through weight in lower surface for being pushed against feed opening 212
The blanking valve 223 that power makes turnover panel 221 push against the clump weight 222 of feed opening 212, be mounted on 213 middle part of feeder pipe.Work as turnover panel
221 due to the effect of clump weight 222 in the raw when, the upper surface of turnover panel 221 and the lower surface of feed opening 212 and more
The lower surface of a demarcation plate 2111 offsets, and clump weight 222 is located at the inside of feeder pipe 213.Simultaneously in feeder pipe 213
Flight 2131 is welded on wall, flight 2131 is between turnover panel 221 and blanking valve 223.
As shown in Figure 1, suction component 23 includes four suction pipelines being connected respectively with the side wall of four suction chambers 3
231, it is mounted on the material sucking mouth 232 on four suction pipelines 231 and for drawing the raw material in four Raw material pails 1 respectively.
As depicted in figs. 1 and 2, vacuum subassembly 24 includes that be in charge of 241, four electric control valves 242, vacuum total for four vacuum
Pipe 243, air compressor 244.Four vacuum are in charge of 241 and are connected with the top of four suction chambers 3；Electric control valve 242 is pacified
It is in charge of 241 middle part mounted in vacuum, which is electrically connected with the controller 2441 of air compressor 244；Vacuum is total
Pipe 243 is in charge of 241 with four vacuum simultaneously and is connected, and one end of vacuum manifold 243 is connected with air compressor 244.
As shown in Fig. 2, filter assemblies 25 include four tops being respectively fixedly connected in four suction chambers 3 and covering vacuum
It is in charge of 241 overlay film filter cylinder 251.
The operation implementation process of step (1): 241 are in charge of to four vacuum by the controller 2441 of air compressor 244
The flow of electric control valve 242 be adjusted so that the effect of the extraction air in 244 pairs of air compressor different suction chambers 3
Rate is different, so that four material sucking mouths 232 are different to the absorption dynamics of the raw material in multiple Raw material pails 1, so that four kinds of raw materials
It can be drawn to according to the ratio within the unit time in vacuum hopper 21；Then when the raw material in vacuum hopper 21 reaches predetermined amount,
Air compressor 244 is closed, turnover panel 221 is because overcoming the gravity of clump weight 222 to turn over downwards at this time after the gravity by four kinds of raw materials
Turn, so that plurality of raw materials is fallen in the flight 2131 of feeder pipe 213, four kinds of raw materials increase in 2131 flow process of flight
Mixing route so that the mixability of four kinds of raw materials increases, and opens blanking valve 223, so that plurality of raw materials falls in extrusion
In the mixing cabinet 6 of the mixer of machine；It finally repeats above operation repeatedly, so that can be stored in the mixing cabinet 6 of mixer big
Amount improves the efficiency of ingredient from without being stirred in advance to plurality of raw materials by mixed raw material.
As shown in figures 1 and 3, in step (2), electrostatic precipitator includes wire coil 41, cathode line 42, power supply
43.Wire coil 41 is fixedly connected in the shape of a spiral on the inner wall of mixing cabinet 6 of the mixer of extruder；Cathode line 42 along
Vertical direction is fixedly connected on the middle part in mixing cabinet 6 and being located at mixing cabinet 6, and power supply 43 is fixedly connected on mixing cabinet 6
Outer wall on, and the anode of power supply 43 is connected and cathode is connected with 42 upper end of cathode line with the upper end of wire coil 41.
As shown in Fig. 2, electrostatic precipitator further includes exhaust fan 44, sweep-up pipe 45, discharge pipe 46, dust-removal cloth-bag 47,
One filter screen 48, vibrator 49.Air inlet 61 is offered at the top of mixing cabinet 6, the first filter screen 48 is mounted on mixer
The top of body 6 and covering air inlet 61；Exhaust fan 44 is rest on the ground；Sweep-up pipe 45 is connected to the side wall of 6 bottom of mixing cabinet
On, and the second reversing three-way valve 54 is installed between sweep-up pipe 45 and exhaust fan 44, the remaining valve of second reversing three-way valve 54
It is also connected with blast pipe 55 on mouthful, and is fixedly connected with the second filter screen 56 at the nozzle of blast pipe 55；Discharge pipe 46 and pumping
It is connected at the air outlet of blower 44 by the first reversing three-way valve 53, and is connected on the remaining valve port of the first reversing three-way valve 53
General pipeline 52 is entered the wind, multiple air inlets are connected on air inlet general pipeline 52 and are in charge of 51, multiple air inlets are in charge of 51 far from air inlet general pipeline's 52
One end is connected to the top of mixing cabinet 6, and multiple air inlets are in charge of 51 circumferentially array distributions；Dust-removal cloth-bag 47 is mounted on outlet air
On the one end of pipe 46 far from the first reversing three-way valve 53；Vibrator 49 is mounted on the outer wall of mixing cabinet 6.
The operation implementation process of step (2): pass through blanking valve 223 in four kinds of raw materials and enter the mixer of mixer
In body 6, first power on 43 so that form electric field between wire coil 41 and cathode line 42, when actual electric field strength and
Air ionizes when the breakdown electric field of air is close, forms a large amount of cation and free electron, free electron is with electric field
To anode drift about, in migration process in impurity neutral molecule or particle collide, after these impurity absorption electronics
Charged particle is formd, the anode continued towards where wire coil 41 is mobile, finally makes impurity absorption in wire coil 41
On, so that carrying out Electrostatic Absorption to the impurity in plastic grain.
Simultaneously by changing the flow direction of the first reversing three-way valve 53 and the second reversing three-way valve 54, so that blast pipe 55 and pumping
The air inlet 61 of blower 44 communicates, and the air outlet for entering the wind general pipeline 52 and exhaust fan 44 communicates, and opens exhaust fan 44, exhaust fan at this time
44 are in charge of 51 and air are extracted into mixing cabinet 6 by air inlet general pipeline 52, air inlet, have the effect dispelled to the raw material of whereabouts at this time
Fruit is not easy to hurtle down, to improve the suction of 41 impurity of wire coil so that dispelling in raw material and after blanking in the impurity of raw material
Attached effect；Raw material can increase mixing uniformity during dispelling simultaneously.
In use for some time, more impurity absorption is on wire coil 41, to the impurity on wire coil 41
When being handled, the flow direction for changing the first reversing three-way valve 53 and the second reversing three-way valve 54 is first passed through, so that 45 He of sweep-up pipe
The air inlet 61 of exhaust fan 44 communicates, and the air outlet of discharge pipe 46 and exhaust fan 44 communicates, and exhaust fan 44 is opened at this time, so that miscellaneous
Matter is collected as air circulation enters in dust-removal cloth-bag 47；Vibrator 49 is opened in the process simultaneously, so that absorption
Impurity on wire coil 41 is easily separated from, consequently facilitating exhaust fan 44 is collected.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (8)
1. a kind of production technology of plastic tube, characterized by the following steps:
(1) ingredient feeding: in the mixer for being transported to extruder after a variety of raw materials after proportion are mixed；
(2) Electrostatic Absorption electrostatic precipitation: is carried out to the impurity in the plurality of raw materials being located in mixer by electrostatic adsorption device；
(3) extrusion molding: by obtaining plastic tube after extruder extrusion molding；
(4) molding traction: plastic tube after molding is drawn by dragger；
(5) it cuts: plastic tube is cut；
(6) cooling: plastic tube is cooled down.
2. a kind of production technology of plastic tube according to claim 1, it is characterised in that: in step (3), the electrostatic
Adsorbent equipment includes the wire coil (41), suspended vertically in mixing that spiral is arranged on mixing cabinet (6) inner wall of mixer
Cathode line (42), the power supply that anode is connected with wire coil (41) and cathode is connected with cathode line (42) in the middle part of cabinet (6)
(43).
3. a kind of production technology of plastic tube according to claim 2, it is characterised in that: the top of the mixing cabinet (6)
Portion is provided with air inlet (61)；The electrostatic adsorption device further include exhaust fan (44), setting exhaust fan (44) air inlet
Sweep-up pipe (45), setting between mixing cabinet (6) are going out in the discharge pipe (46) of the air outlet of mixing cabinet (6), setting
Dust-removal cloth-bag (47) on air hose (46), setting mixing cabinet (6) top and there is the first mistake of covering air inlet (61)
Strainer (48).
4. a kind of production technology of plastic tube according to claim 3, it is characterised in that: the electrostatic adsorption device also wraps
Include the vibrator (49) being arranged on the outer wall of mixing cabinet (6).
5. a kind of production technology of plastic tube according to claim 3, it is characterised in that: at the top of the mixing cabinet (6)
Inner wall on be provided with the air inlets of multiple circumferentially array distributions and be in charge of (51), the side outer wall at the top of the mixing cabinet (6)
On be provided with and be in charge of the air inlet general pipeline (52) that (51) communicate with multiple air inlets；The discharge pipe (46) and the exhaust fan
(44) it is provided between air outlet the first reversing three-way valve (53), the air inlet general pipeline (52) is connected to first commutation three
The valve port of port valve (53)；The second reversing three-way valve is provided between the sweep-up pipe (45) and the air inlet of the exhaust fan (44)
(54), it is also connected with blast pipe (55) on the valve port of second reversing three-way valve (54), the nozzle of the blast pipe (55) is set
It is equipped with the second filter screen (56).
6. a kind of production technology of plastic tube according to claim 1, it is characterised in that: in step (1), plurality of raw materials
It is previously placed in Raw material pail (1) and is realized in synchronous transport to mixer in proportion by vacuum feeder, the vacuum feeding
Machine includes:
Vacuum hopper (21), the vacuum hopper (21) are arranged on the mixing cabinet (6) of mixer, the vacuum hopper (21)
Inside it is provided with the partition component (211) for the vacuum hopper (21) to be separated into multiple suction chambers (3)；
Blanking component (22), the blanking component (22) are arranged the bottom in vacuum hopper (21) and are used for while being opened and closed multiple institutes
State suction chamber (3)；
Suction component (23), the suction component (23) include multiple suction tubes being connected respectively with the side wall of suction chamber (3)
Road (231), the suction for being mounted on multiple suction pipelines (231) and being used to draw the raw material in multiple Raw material pails (1) respectively
Expect mouth (232)；
Vacuum subassembly (24), the vacuum subassembly (24) include it is multiple respectively with the vacuum that is connected at the top of suction chamber (3) point
Pipe (241), setting are in charge of electric control valve (242) in the middle part of (241) in vacuum, are in charge of (241) with multiple vacuum while being connected
Logical vacuum manifold (243), the air compressor (244) being connected with vacuum manifold (243), the electric control valve (242)
It is electrically connected with the controller (2441) of the air compressor (244)；
Filter assemblies (25), the filter assemblies (25) include multiple tops for being separately positioned on the suction chamber (3) and covering
Vacuum is in charge of the overlay film filter cylinder (251) of (241).
7. a kind of production technology of plastic tube according to claim 6, it is characterised in that: the bottom of the vacuum hopper (21)
Portion is formed with feed opening (212), be provided on the outer wall of vacuum hopper (21) bottom covering feed opening (212) and with
The feeder pipe (213) being connected at the top of the mixing cabinet (6)；The blanking component (22) includes being hinged on vacuum hopper
(21) bottom and the lower surface for being pushed against the feed opening (212) realize that closed turnover panel (221), setting are turned over described
The side of plate (221) and clump weight (222), the setting for making the turnover panel (221) abutting feed opening (212) by gravity
Blanking valve (223) in the middle part of the feeder pipe (213)；The feed opening (212) is closed when the turnover panel (221) are in
When state, the lower surface of the partition component (211) and the upper surface of the turnover panel (221) offset.
8. a kind of production technology of plastic tube according to claim 7, it is characterised in that: the feeder pipe (213) it is interior
It is provided on wall flight (2131), the flight (2131) is located between turnover panel (221) and blanking valve (223).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810211758.8A CN110014589B (en) | 2018-03-15 | 2018-03-15 | Production process of plastic pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810211758.8A CN110014589B (en) | 2018-03-15 | 2018-03-15 | Production process of plastic pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110014589A true CN110014589A (en) | 2019-07-16 |
| CN110014589B CN110014589B (en) | 2021-04-30 |
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ID=67188248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810211758.8A Active CN110014589B (en) | 2018-03-15 | 2018-03-15 | Production process of plastic pipe |
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| Country | Link |
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| CN (1) | CN110014589B (en) |
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| CN110722704A (en) * | 2019-09-16 | 2020-01-24 | 江东平 | High polymer material preparation system and operation method thereof |
| CN110900867A (en) * | 2019-12-17 | 2020-03-24 | 滁州君越高分子新材料有限公司 | Anti-static silicon rubber internal mixer and using method thereof |
| CN112045965A (en) * | 2020-08-10 | 2020-12-08 | 海宁市宏鹰装饰材料有限公司 | PVC buckle production processingequipment |
| CN112776222A (en) * | 2020-12-28 | 2021-05-11 | 湖北恒祥科技股份有限公司 | Waste collecting and processing device for rubber and plastic heat-insulating material production |
| CN113439556A (en) * | 2021-06-22 | 2021-09-28 | 日照市福勇智能装备有限公司 | Automatic feeding intelligent control straw film removing and rubbing cutting machine |
| WO2022240606A1 (en) * | 2021-05-12 | 2022-11-17 | Ampacet Corporation | Feedstock homogenizer with integrated separator |
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| CN112776222A (en) * | 2020-12-28 | 2021-05-11 | 湖北恒祥科技股份有限公司 | Waste collecting and processing device for rubber and plastic heat-insulating material production |
| WO2022240606A1 (en) * | 2021-05-12 | 2022-11-17 | Ampacet Corporation | Feedstock homogenizer with integrated separator |
| CN113439556A (en) * | 2021-06-22 | 2021-09-28 | 日照市福勇智能装备有限公司 | Automatic feeding intelligent control straw film removing and rubbing cutting machine |
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