CN205202087U - Inflation film manufacturing machine blown film assembly with infrared heat retainer and wind -force cushion chamber - Google Patents
Inflation film manufacturing machine blown film assembly with infrared heat retainer and wind -force cushion chamber Download PDFInfo
- Publication number
- CN205202087U CN205202087U CN201521065610.6U CN201521065610U CN205202087U CN 205202087 U CN205202087 U CN 205202087U CN 201521065610 U CN201521065610 U CN 201521065610U CN 205202087 U CN205202087 U CN 205202087U
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- China
- Prior art keywords
- material extrusion
- die body
- water conservancy
- conservancy diversion
- screw thread
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- Extrusion Moulding Of Plastics Or The Like (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Abstract
The utility model discloses an inflation film manufacturing machine blown film assembly with infrared heat retainer and wind -force cushion chamber, including plastics extruder and set up in the film blowing mechanism of plastics extruder discharge end, film blowing mechanism there are the fundamental mode body and the fixed blown film die body that sets up on the fundamental mode body, the internal air inlet chamber that is provided with of fundamental mode, the outer end in this air inlet chamber is linked together with the inner of blow hole, the air inlet chamber introduce chamber and wind -force cushion chamber to the wind -force of intercommunication and mutual concentricity axle in proper order including the front end from the fundamental mode body is proper backward, the external cover of fundamental mode be provided with the infrared heat retainer. The utility model has the advantages that the feeding is reliable and stable, the wind pressure is introduced stably, it is energy -efficient just to keep warm.
Description
Technical field
The utility model relates to a kind of inflation film manufacturing machine, specifically refers to the inflation film manufacturing machine blown film assembly with infra-red radiation warmer and wind-force cushion chamber.
Background technology
Inflation film manufacturing machine is special purpose machinery plastic pellet heating and melting being blown out again film.Its operation principle is, by extruder by melting after high-low pressure plastic heating, extruding, then blow out film bubble with compressed air when being extruded by die head, be then pressed into film by the pressure roller be arranged on above die head, and then carry out rolling, its structure is as shown in China Patent Publication No. CN2936694Y.
The extruder of existing inflation film manufacturing machine generally all adopts screw feed mechanism to carry out charging, but, plastic pellet after melting, when being pushed ahead by screw rod, due to the skewness of plastic pellet, cause the front and back end spiral squeezing dynamics of screw rod to differ, and then cause the inconsistent of load, affect blown film quality.
In addition, the film-blowing die head inside of existing inflation film manufacturing machine be all directly be connected with the blower fan of outside for introducing the blowhole of blown film wind-force, owing to receiving the variation of operating voltage in fan operation process, and cause blast unstable, directly cause the blast entering into blowhole unstable thus, affect blown film quality.
In addition, the outside of the film-blowing die head of existing inflation film manufacturing machine can be provided with heating wire for carrying out heating and thermal insulation to mouthpiece die head, and this structure heat utilization efficiency is low, and energy consumption is large.
Summary of the invention
The purpose of this utility model is the shortcoming and defect existed to overcome prior art, and provide that a kind of charging is reliable and stable, blast introduces stable and is incubated the energy-efficient inflation film manufacturing machine blown film assembly with infra-red radiation warmer and wind-force cushion chamber.
For achieving the above object, the technical solution of the utility model includes plastic extruder and is arranged at the film-blowing die head of plastic extruder discharge end, described film-blowing die head, include main die body and be fixedly installed on the blown film die body on main die body, the outer face of blown film die body is provided with annular die, described main die body is provided with charging aperture, and the feed runner be communicated with in main die body between charging aperture and annular die, the center of described blown film die body is provided with the blowhole of outer end opening, described plastic extruder includes screw feed mechanism, this screw feed mechanism includes the barrel that feeds intake, screw shaft and screw sleeve, the front end of described screw sleeve is provided with inspection section, the outer end seal cover of this inspection section is provided with pyroceram lens, described screw shaft includes the first material extrusion section and the second material extrusion section that distribute vertically, first material extrusion section is arranged the first material extrusion screw thread, second material extrusion section is arranged the second material extrusion screw thread, the first described material extrusion section includes the first diminished shaft that diameter increases gradually, the first described material extrusion screw thread is arranged on this first diminished shaft, the second described material extrusion section includes the second diminished shaft that diameter increases gradually, described second material extrusion screw thread is arranged on this second diminished shaft, the depth of threat of the first described material extrusion screw thread gradually spiral successively decreases, and the amplitude of the increasing diameter of the depth of threat of this first material extrusion screw thread amplitude of successively decreasing and the first diminished shaft is mutually complementary, make the outer surface of the first material extrusion screw thread contour everywhere, the depth of threat of the second described material extrusion screw thread gradually spiral successively decreases, and the amplitude of the increasing diameter of the depth of threat of this second material extrusion screw thread amplitude of successively decreasing and the second diminished shaft is mutually complementary, makes the outer surface of the second material extrusion screw thread contour everywhere,
Be communicated with relative to the inner of charging hole in described main die body and be provided with tapered water conservancy diversion annular distance, the tapered top of water conservancy diversion annular distance is connected with the inner of charging hole, be communicated with relative to the rear end of tapered water conservancy diversion annular distance in described main die body and be provided with transition water conservancy diversion annular distance, the leading portion of this transition water conservancy diversion annular distance is connected and the two equal diameters with the back segment of tapered water conservancy diversion annular distance, feed runner described in tapered water conservancy diversion annular distance and transition water conservancy diversion annular distance entirety are formed, the rear end of this transition water conservancy diversion annular distance is connected with the inner of annular die, described charging hole, tapered water conservancy diversion annular distance, the central shaft of transition water conservancy diversion annular distance and the central shaft of main die body coincide, air-inlet cavity is provided with in described main die body, the outer end of this air-inlet cavity is connected with the inner of blowhole, described air-inlet cavity includes and is communicated with successively and the wind-force of mutual concentricity axle introducing chamber and wind-force cushion chamber in direction to the back-end from the front end of main die body,
Described main die body overcoat is provided with infra-red radiation warmer, this infra-red radiation warmer includes cylindrical housing and the uniform multiple infrared heating pipes be arranged on cylindrical housing inner tube wall, described cylindrical housing includes the shell semicircular ring of two splits that are hinged, and two shell semicircular ring are provided with the snap close be fastened for two shell semicircular ring at the opposite side of its hinged place.
The quartz ampoule of further setting to be described infrared heating pipe be in-built electrical heated filament.
The utility model has the advantages that by above-mentioned setting, make screw shaft when spiral charging, its extruding force can stably increase gradually, thus the plastic melt in screw sleeve can be obtained stable extrude power, and material extrusion is reliable and stable.And the layout of air-inlet cavity, the blown film wind-force introduced can be made to be cushioned, make blast good stability, improve blown film quality further.
In addition, this arranges and adopts infra-red radiation warmer to be incubated main die body in infra-red radiation mode, and heat losses is few, good energy-conserving effect.
Below in conjunction with specification drawings and specific embodiments, the utility model is described further.
Accompanying drawing explanation
Fig. 1 the utility model detailed description of the invention structural representation;
Fig. 2 the utility model screw feed mechanism structural representation;
The cooperation schematic diagram of Fig. 3 the utility model screw shaft and screw sleeve;
Fig. 4 the utility model film-blowing die head structural representation;
Fig. 5 the utility model main die body structure sectional view;
The stereogram of Fig. 6 infra-red radiation warmer of the present utility model.
Detailed description of the invention
Below by embodiment, the utility model being specifically described, only for being further described the utility model, the restriction to the utility model protection domain can not being interpreted as.
Detailed description of the invention of the present utility model as shown in figures 1 to 6, include plastic extruder 1 and be arranged at the film-blowing die head 2 of plastic extruder discharge end, the plastic extruder described in the present embodiment is from ripe accessory on market, can directly from market purchasing.
In addition, this plastic extruder 1 of the present embodiment includes screw feed mechanism 3, this screw feed mechanism 3 includes the barrel 31 that feeds intake, screw shaft 32 and screw sleeve 33, the front end of described screw sleeve 33 is provided with inspection section 331, and the outer end seal cover of this inspection section 331 is provided with pyroceram lens 332, described screw shaft 32 includes the first material extrusion section 321 and the second material extrusion section 322 distributed vertically, first material extrusion section 321 is arranged the first material extrusion screw thread 3211, second material extrusion section 322 is arranged the second material extrusion screw thread 3221, the first described material extrusion section 321 includes the first diminished shaft 3212 that diameter increases gradually, the first described material extrusion screw thread 3211 is arranged on this first diminished shaft 3212, the second described material extrusion section 322 includes the second diminished shaft 3222 that diameter increases gradually, described second material extrusion screw thread 3221 is arranged on this second diminished shaft 3222, the depth of threat of the first described material extrusion screw thread 3211 gradually spiral successively decreases, and the amplitude of the increasing diameter of the depth of threat of this first material extrusion screw thread 3211 amplitude of successively decreasing and the first diminished shaft 3212 is mutually complementary, make the outer surface of the first material extrusion screw thread 3211 contour everywhere, the depth of threat of the second described material extrusion screw thread 3221 gradually spiral successively decreases, and the amplitude of the increasing diameter of the depth of threat of this second material extrusion screw thread 3221 amplitude of successively decreasing and the second diminished shaft 3222 is mutually complementary, makes the outer surface of the second material extrusion screw thread 3221 contour everywhere.
The present embodiment as preferably, the first described material extrusion screw thread 3211 and the contour setting of the second material extrusion screw thread 3221 outer surface.
In addition, the blown film die body 22 that film-blowing die head 2 described in the present embodiment includes main die body 21 and is fixedly installed on main die body 21, the outer face of blown film die body 21 is provided with annular die 221, described main die body 21 is provided with charging aperture 211, and the feed runner 212 be communicated with in main die body between charging aperture and annular die, the center of described blown film die body 22 is provided with the blowhole 222 of outer end opening, one end of described main die body 21 is provided with charging hole 211, be communicated with relative to the inner of charging hole 211 in main die body 21 and be provided with tapered water conservancy diversion annular distance 2121, the top of tapered water conservancy diversion annular distance 2121 is connected with the inner of charging hole 211, be communicated with relative to the rear end of tapered water conservancy diversion annular distance 2121 in described main die body 21 and be provided with transition water conservancy diversion annular distance 2122, the leading portion of this transition water conservancy diversion annular distance 2122 is connected and the two equal diameters with the back segment of tapered water conservancy diversion annular distance 2121, the rear end of this transition water conservancy diversion annular distance 2122 is connected with the inner of annular die 221, described charging hole 211, tapered water conservancy diversion annular distance 2121, the central shaft of transition water conservancy diversion annular distance 2122 and the central shaft of main die body coincide, air-inlet cavity 213 is provided with in described main die body 21, the outer end of this air-inlet cavity 213 is connected with the inner of blowhole 222, air-inlet cavity 213 described in the present embodiment includes and is communicated with successively and the wind-force of mutual concentricity axle introducing chamber 2131 and wind-force cushion chamber 2132 in direction to the back-end from the front end of main die body.
Main die body 21 overcoat described in the present embodiment is provided with infra-red radiation warmer 4, this infra-red radiation warmer 4 includes cylindrical housing 41 and the uniform multiple infrared heating pipes 42 be arranged on cylindrical housing inner tube wall, described cylindrical housing 41 includes the shell semicircular ring 411 of two splits that are hinged, two shell semicircular ring 411 are provided with the snap close 43 be fastened for two shell semicircular ring at the opposite side of its hinged place, the present embodiment infrared heating pipe 42 is the quartz ampoule of in-built electrical heated filament.
Claims (2)
1. the inflation film manufacturing machine blown film assembly with infra-red radiation warmer and wind-force cushion chamber, include plastic extruder and be arranged at the film-blowing die head of plastic extruder discharge end, described film-blowing die head, include main die body and be fixedly installed on the blown film die body on main die body, the outer face of blown film die body is provided with annular die, described main die body is provided with charging aperture, and the feed runner be communicated with in main die body between charging aperture and annular die, the center of described blown film die body is provided with the blowhole of outer end opening, it is characterized in that: described plastic extruder includes screw feed mechanism, this screw feed mechanism includes the barrel that feeds intake, screw shaft and screw sleeve, the front end of described screw sleeve is provided with inspection section, the outer end seal cover of this inspection section is provided with pyroceram lens, described screw shaft includes the first material extrusion section and the second material extrusion section that distribute vertically, first material extrusion section is arranged the first material extrusion screw thread, second material extrusion section is arranged the second material extrusion screw thread, the first described material extrusion section includes the first diminished shaft that diameter increases gradually, the first described material extrusion screw thread is arranged on this first diminished shaft, the second described material extrusion section includes the second diminished shaft that diameter increases gradually, described second material extrusion screw thread is arranged on this second diminished shaft, the depth of threat of the first described material extrusion screw thread gradually spiral successively decreases, and the amplitude of the increasing diameter of the depth of threat of this first material extrusion screw thread amplitude of successively decreasing and the first diminished shaft is mutually complementary, make the outer surface of the first material extrusion screw thread contour everywhere, the depth of threat of the second described material extrusion screw thread gradually spiral successively decreases, and the amplitude of the increasing diameter of the depth of threat of this second material extrusion screw thread amplitude of successively decreasing and the second diminished shaft is mutually complementary, makes the outer surface of the second material extrusion screw thread contour everywhere,
Be communicated with relative to the inner of charging hole in described main die body and be provided with tapered water conservancy diversion annular distance, the tapered top of water conservancy diversion annular distance is connected with the inner of charging hole, be communicated with relative to the rear end of tapered water conservancy diversion annular distance in described main die body and be provided with transition water conservancy diversion annular distance, the leading portion of this transition water conservancy diversion annular distance is connected and the two equal diameters with the back segment of tapered water conservancy diversion annular distance, feed runner described in tapered water conservancy diversion annular distance and transition water conservancy diversion annular distance entirety are formed, the rear end of this transition water conservancy diversion annular distance is connected with the inner of annular die, described charging hole, tapered water conservancy diversion annular distance, the central shaft of transition water conservancy diversion annular distance and the central shaft of main die body coincide, air-inlet cavity is provided with in described main die body, the outer end of this air-inlet cavity is connected with the inner of blowhole, described air-inlet cavity includes and is communicated with successively and the wind-force of mutual concentricity axle introducing chamber and wind-force cushion chamber in direction to the back-end from the front end of main die body,
Described main die body overcoat is provided with infra-red radiation warmer, this infra-red radiation warmer includes cylindrical housing and the uniform multiple infrared heating pipes be arranged on cylindrical housing inner tube wall, described cylindrical housing includes the shell semicircular ring of two splits that are hinged, and two shell semicircular ring are provided with the snap close be fastened for two shell semicircular ring at the opposite side of its hinged place.
2. a kind of inflation film manufacturing machine blown film assembly with infra-red radiation warmer and wind-force cushion chamber according to claim 1, is characterized in that: described infrared heating pipe is the quartz ampoule of in-built electrical heated filament.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521065610.6U CN205202087U (en) | 2015-12-18 | 2015-12-18 | Inflation film manufacturing machine blown film assembly with infrared heat retainer and wind -force cushion chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521065610.6U CN205202087U (en) | 2015-12-18 | 2015-12-18 | Inflation film manufacturing machine blown film assembly with infrared heat retainer and wind -force cushion chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205202087U true CN205202087U (en) | 2016-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521065610.6U Expired - Fee Related CN205202087U (en) | 2015-12-18 | 2015-12-18 | Inflation film manufacturing machine blown film assembly with infrared heat retainer and wind -force cushion chamber |
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| Country | Link |
|---|---|
| CN (1) | CN205202087U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108527827A (en) * | 2016-06-23 | 2018-09-14 | 浙江汇锋薄膜科技有限公司 | A kind of improved PVC inflation film manufacturing machines |
-
2015
- 2015-12-18 CN CN201521065610.6U patent/CN205202087U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108527827A (en) * | 2016-06-23 | 2018-09-14 | 浙江汇锋薄膜科技有限公司 | A kind of improved PVC inflation film manufacturing machines |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160504 Termination date: 20161218 |