CN208745317U - A kind of heating device of double-screw plastic extrusion machine - Google Patents
A kind of heating device of double-screw plastic extrusion machine Download PDFInfo
- Publication number
- CN208745317U CN208745317U CN201821030711.3U CN201821030711U CN208745317U CN 208745317 U CN208745317 U CN 208745317U CN 201821030711 U CN201821030711 U CN 201821030711U CN 208745317 U CN208745317 U CN 208745317U
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- Prior art keywords
- water inlet
- screw
- channel
- twin
- double
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Abstract
The utility model discloses a kind of heating devices of double-screw plastic extrusion machine, including twin-screw host, it further includes pond, water inlet line, several water inlet pipes, outlet conduit and several outlet pipes, it is respectively equipped in the twin-screw host and squeezes out channel, heat channel and cooling duct, the extrusion channel, heating channel and cooling duct are sequentially arranged in twin-screw host up and down, the extrusion channel, channel and cooling duct is heated to be distributed along twin-screw host length direction, described water inlet pipe one end is connected to water inlet line one end, the water inlet pipe other end is connected to cooling duct side, described outlet pipe one end is connected to outlet conduit one end, another pipe of the outlet pipe is connected to the cooling duct other side, the utility model provides a kind of heating device of the double-screw plastic extrusion machine of high reliablity.
Description
Technical field
The utility model relates to double-screw plastic extrusion machine field more particularly to a kind of heating of double-screw plastic extrusion machine
Device.
Background technique
In plastic extruding forming equipment, plastic extruder is normally referred to as host, and feeding matched with its is cooling, cuts
The equipment such as grain, plastic extruding forming are then known as subsidiary engine.Plastic extruder can be matched from different subsidiary engines, formed various plastics and squeezed
Production line out produces various plastic products.As a complete unit, plastic extrusion unit is made of main and auxiliaries two large divisions.
Plastic extrusion unit generally comprises feeder, main feeder, twin-screw host, sink, hair dryer and pelleter, moulds in twin-screw
Expect in extruder, material, which is heated in barrel by screw extruding, to be melted, then the plastics for forming fixed shape are squeezed by extrusion die
Pipe, according to the prior art, when heating in barrel, temperature is unstable or when the temperature is excessively high, and plastics materials is be easy to cause to be bonded barrel
Inner wall or mould inner wall thus will affect the shape of the plastic tube of extrusion molding, and then influence the quality of plastic tube, reliability
Difference.
Utility model content
The technical problem to be solved by the utility model is to overcoming the defect of the above prior art, a kind of reliability is provided
The heating device of high double-screw plastic extrusion machine.
Structure is simple and technical solution adopted in the utility model at low cost is: a kind of double-screw plastic extrusion machine plus
Thermal, including twin-screw host, it further includes pond, water inlet line, several water inlet pipes, outlet conduit and several water outlets
It manages, is respectively equipped in the twin-screw host and squeezes out channel, heating channel and cooling duct, the extrusion channel, heating
Channel and cooling duct are sequentially arranged in twin-screw host up and down, and the extrusion channel, heating channel and cooling duct are equal
It is distributed along twin-screw host length direction, described water inlet pipe one end is connected to water inlet line one end, and the water inlet pipe is another
End is connected to cooling duct side, and described outlet pipe one end is connected to outlet conduit one end, another pipe of the outlet pipe and
The connection of the cooling duct other side, the water inlet line other end are connected to pond lower end, and the outlet conduit other end connects
It connects in pond upper end.
After using the above structure, compared with the prior art, the utility model has the following advantages: setting pond, water inlet pipe
Road, several water inlet pipes, outlet conduit and several outlet pipes, pond, water inlet line, water inlet pipe, outlet conduit, outlet pipe and
Cooling duct constitutes a cooling recirculation system, and the water in pond enters water inlet pipe from water inlet line, and multiple water inlet pipes are connected in one
On water inlet line, the water of water inlet pipe is entered again in cooling duct, to heating channel cool down, then the water in cooling duct into
Enter outlet pipe, outlet conduit of then entering finally flows into pond and recycled, and the temperature maintained in heating channel is steady
Fixed, plastic extrusion effect is good, high reliablity.
Preferably, the water inlet tube outer surface is equipped with valve, the twin-screw host outer surface is equipped with and is used for
Detection squeezes out the thermometer of intra passage temperature, and the thermometer is located at the surface of water inlet pipe, the thermometer and water inlet
Pipe correspond, real-time monitoring squeeze out channel in temperature, so as to operate valve control squeeze out channel temperature, reliability
It is high.
Preferably, the twin-screw host upper surface is equipped with the exhaust tube being connected to extrusion channel, the pumping
It manages one end far from twin-screw host to be in communication with the outside, fan is equipped in the one end of the exhaust tube far from twin-screw host,
The exhaust gas discharge squeezed out in channel, guarantee to squeeze out quality.
Preferably, the quantity of the exhaust tube is two, an exhaust tube is located at the extruding end of twin-screw host, separately
One exhaust tube is located at twin-screw host middle position, and effect is good.
Preferably, the shape of the cooling duct cross section is " Fang " shape, cooling water water is contacted with cooling duct
Area it is big, cooling range is big, good cooling results.
Preferably, being equipped with induction coil in the heating channel, fever is fast, and heating is convenient.
Detailed description of the invention
Fig. 1 is a kind of main view of the heating device of double-screw plastic extrusion machine of the utility model.
Fig. 2 is a kind of left view cross-sectional view of the heating device of double-screw plastic extrusion machine of the utility model.
Wherein, 1, twin-screw host, 2, pond, 3, water inlet line, 4, water inlet pipe, 5, outlet conduit, 6, outlet pipe, 7, squeeze
Channel out, 8, heating channel, 9, cooling duct, 10, valve, 11, thermometer, 12, exhaust tube, 13, fan.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
As shown, the utility model provides a kind of heating device of double-screw plastic extrusion machine, including twin-screw host
1, it further includes pond 2, water inlet line 3, several water inlet pipes 4, outlet conduit 5 and several outlet pipes 6, the twin-screw
It is respectively equipped in host 1 and squeezes out channel 7, heating channel 8 and cooling duct 9, the extrusion channel 7, heating channel 8 and cooling
About 9 channel is sequentially arranged in twin-screw host 1, and the extrusion channel 7, heating channel 8 and cooling duct 9 are along double spiral shells
The distribution of 1 length direction of bar host, described 4 one end of water inlet pipe is connected to 3 one end of water inlet line, 4 other end of water inlet pipe
It is connected to 9 side of cooling duct, described 6 one end of outlet pipe is connected to 5 one end of outlet conduit, another pipe of outlet pipe 6
It is connected to 9 other side of cooling duct, 3 other end of water inlet line is connected to 2 lower end of pond, and the outlet conduit 5 is another
One end is connected to 2 upper end of pond, the utility model has the advantages that setting pond 2, water inlet line 3, several water inlet pipes 4, water outlet
Pipeline 5 and several outlet pipes 6, pond 2, water inlet line 3, water inlet pipe 4, outlet conduit 5, outlet pipe 6 and cooling duct 9 are constituted
The water of one cooling recirculation system, pond 2 enters water inlet pipe 4 from water inlet line 3, and multiple water inlet pipes 4 are connected in a water inlet line 3
On, the water of water inlet pipe 4 is entered again in cooling duct 9, is cooled down to heating channel 8, then the water in cooling duct 9 enters
Water pipe 6, outlet conduit 5 of then entering finally flow into pond 2 and are recycled, and the temperature maintained in heating channel 8 is steady
Fixed, plastic extrusion effect is good, high reliablity.
4 outer surface of water inlet pipe is equipped with valve 10, and 1 outer surface of twin-screw host is equipped with crowded for detecting
Out in channel 7 temperature thermometer 11, the thermometer 11 is located at the surface of water inlet pipe 4, the thermometer 11 with into
Water pipe 4 correspond, real-time monitoring squeeze out channel 7 in temperature, so as to operate valve 10 control squeeze out channel 7 temperature,
High reliablity.
1 upper surface of twin-screw host is equipped with the exhaust tube 12 being connected to extrusion channel 7, and the exhaust tube 12 is remote
One end from twin-screw host 1 is in communication with the outside, and fan is equipped in described one end of exhaust tube 12 far from twin-screw host 1
13, the exhaust gas squeezed out in channel 7 is discharged, guarantees to squeeze out quality.
The quantity of the exhaust tube 12 is two, and an exhaust tube 12 is located at the extruding end of twin-screw host 1, another
Exhaust tube 12 is located at 1 middle position of twin-screw host, and effect is good.
The shape of 9 cross section of cooling duct is " Fang " shape, the area that cooling water water is contacted with cooling duct 9
Greatly, cooling range is big, good cooling results.
Induction coil is equipped in the heating channel 8, fever is fast, and heating is convenient.
Specifically, the principles of the present invention are setting ponds 2, water inlet line 3, several water inlet pipes 4, outlet conduit
5 constitute one with several outlet pipes 6, pond 2, water inlet line 3, water inlet pipe 4, outlet conduit 5, outlet pipe 6 and cooling duct 9
The water of cooling recirculation system, pond 2 enters water inlet pipe 4 from water inlet line 3, and multiple water inlet pipes 4 are connected on a water inlet line 3,
The water of water inlet pipe 4 is entered again in cooling duct 9, is cooled down to heating channel 8, then the water in cooling duct 9 enters water outlet
Pipe 6, outlet conduit 5 of then entering finally flow into pond 2 and are recycled, and the temperature maintained in heating channel 8 is stablized,
Plastic extrusion effect is good, high reliablity.
The utility model preferred embodiment is described above, but is not to be construed as limiting the scope of the invention.
The utility model is not only limited to above embodiments, and specific structure is allowed to vary, all in the utility model demand for independence
Made various change is within the protection scope of the present utility model in protection scope.
Claims (6)
1. a kind of heating device of double-screw plastic extrusion machine, including twin-screw host (1), it is characterised in that: it further includes water
Pond (2), water inlet line (3), several water inlet pipes (4), outlet conduit (5) and several outlet pipes (6), the twin-screw master
It is respectively equipped in machine (1) and squeezes out channel (7), heating channel (8) and cooling duct (9), the extrusion channel (7), heating are logical
Road (8) and cooling duct (9) are sequentially arranged in up and down in twin-screw host (1), the extrusion channel (7), heating channel (8)
It is distributed along twin-screw host (1) length direction with cooling duct (9), the water inlet pipe (4) one end is connected to water inlet line
(3) one end, the water inlet pipe (4) other end are connected to cooling duct (9) side, and the outlet pipe (6) one end is connected to
Outlet conduit (5) one end, the outlet pipe (6) another pipe are connected to cooling duct (9) other side, the water inlet line
(3) other end is connected to pond (2) lower end, and the outlet conduit (5) other end is connected to pond (2) upper end.
2. a kind of heating device of double-screw plastic extrusion machine according to claim 1, it is characterised in that: the water inlet
Pipe (4) outer surface is equipped with valve (10), and twin-screw host (1) outer surface is equipped with to be squeezed out in channel (7) for detecting
The thermometer (11) of temperature, the thermometer (11) are located at the surface of water inlet pipe (4), the thermometer (11) and water inlet
(4) are managed to correspond.
3. a kind of heating device of double-screw plastic extrusion machine according to claim 1, it is characterised in that: double spiral shells
Bar host (1) upper surface is equipped with the exhaust tube (12) being connected to extrusion channel (7), and the exhaust tube (12) is far from twin-screw master
One end of machine (1) is in communication with the outside, and is equipped with fan (13) in one end of the exhaust tube (12) separate twin-screw host (1).
4. a kind of heating device of double-screw plastic extrusion machine according to claim 3, it is characterised in that: the pumping
The quantity for managing (12) is two, and an exhaust tube (12) is located at the extruding end of twin-screw host (1), another exhaust tube (12) position
In twin-screw host (1) middle position.
5. a kind of heating device of double-screw plastic extrusion machine according to claim 1, it is characterised in that: the cooling
The shape of channel (9) cross section is " Fang " shape.
6. a kind of heating device of double-screw plastic extrusion machine according to claim 1, it is characterised in that: the heating
Induction coil is equipped in channel (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821030711.3U CN208745317U (en) | 2018-06-29 | 2018-06-29 | A kind of heating device of double-screw plastic extrusion machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821030711.3U CN208745317U (en) | 2018-06-29 | 2018-06-29 | A kind of heating device of double-screw plastic extrusion machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208745317U true CN208745317U (en) | 2019-04-16 |
Family
ID=66055954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821030711.3U Expired - Fee Related CN208745317U (en) | 2018-06-29 | 2018-06-29 | A kind of heating device of double-screw plastic extrusion machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208745317U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113211762A (en) * | 2021-06-03 | 2021-08-06 | 宏佩（上海）建筑科技有限公司 | Barrel cooling device of double-screw extruder |
-
2018
- 2018-06-29 CN CN201821030711.3U patent/CN208745317U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113211762A (en) * | 2021-06-03 | 2021-08-06 | 宏佩（上海）建筑科技有限公司 | Barrel cooling device of double-screw extruder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190416 Termination date: 20200629 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |