CN203592658U - Multi-layer co-extrusion film blowing machine head - Google Patents

Multi-layer co-extrusion film blowing machine head Download PDF

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Publication number
CN203592658U
CN203592658U CN201320761694.1U CN201320761694U CN203592658U CN 203592658 U CN203592658 U CN 203592658U CN 201320761694 U CN201320761694 U CN 201320761694U CN 203592658 U CN203592658 U CN 203592658U
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CN
China
Prior art keywords
material extrusion
progressive die
axle
head
extrusion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201320761694.1U
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Chinese (zh)
Inventor
张毅
张金水
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RUIAN HONGQI PLASTIC MACHINERY Co Ltd
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RUIAN HONGQI PLASTIC MACHINERY Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Application filed by RUIAN HONGQI PLASTIC MACHINERY Co Ltd filed Critical RUIAN HONGQI PLASTIC MACHINERY Co Ltd
Priority to CN201320761694.1U priority Critical patent/CN203592658U/en
Application granted granted Critical
Publication of CN203592658U publication Critical patent/CN203592658U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a multi-layer co-extrusion film blowing machine head which comprises a core rod, an outer die unloading head, an inner die unloading head, a plurality of material extrusion sleeves and a die loading head, wherein air blowing channels which are communicated are arranged in the core rod and the inner die unloading head; a discharging channel is arranged between the outer die unloading head and the inner die unloading head; the plurality of material extrusion sleeves are sequentially arranged in a laminated manner in the radial direction of the core rod and are arranged on the outer side of the core rod in a sleeving way; a material extrusion channel is arranged between every two material extrusion sleeves, and a material extrusion channel is arranged between the material extrusion sleeve adjacent to the core rod and the core rod; the outlet ends of all material extrusion channels are joined at the inlet end of the discharging channel. Due to adoption of the technical scheme provided by the utility model, the multi-layer co-extrusion film blowing machine head has the effects that all layers of film materials are composited more uniformly, and the assembly is more convenient.

Description

A kind of co-extrusion film blowing machine head
Technical field
The utility model relates to a kind of co-extrusion film blowing machine head.
Background technology
Co-extrusion film blowing machine head, generally include axle, the die head of going out, inside go out die head, material extrusion cover and progressive die head, in described axle with in go out in die head, to be provided with the air blowing road being connected, described go out die head and in go out between die head, to be provided with tapping channel, but existing co-extrusion film blowing machine head, described material extrusion cover is provided with some quantity, the axial direction that the material extrusion of its some quantity is enclosed within axle is to stack gradually and is set in described axle outside, and its progressive die head relative set is in the outside of material extrusion cover, this kind of scheme, each tunic material is undertaken compound by successively stacked mode, the passage length of each tunic material differs larger, be difficult for evenly thereby cause each tunic material to distribute, and the axial direction that each material extrusion is enclosed within axle successively assembles, there is the loaded down with trivial details shortcoming of assembling.
Summary of the invention
The deficiency existing for prior art, the purpose of this utility model be to provide a kind of each tunic material compound more evenly, assemble convenient co-extrusion film blowing machine head.
For achieving the above object, the utility model provides following technical scheme: a kind of co-extrusion film blowing machine head, comprise axle, the die head of going out, inside go out die head, material extrusion cover and progressive die head, in described axle with in go out in die head, to be provided with the air blowing road being connected, described go out die head and in go out between die head, to be provided with tapping channel, described material extrusion cover is provided with some quantity, the radial direction that the material extrusion of described some quantity is enclosed within axle is to stack gradually and is set in described axle outside, between described each material extrusion cover, between the material extrusion cover adjacent with axle and axle, be respectively arranged with material extrusion passage, the port of export of described each material extrusion passage intersects at the entrance point of described tapping channel.
By adopting technique scheme, make each tunic material simultaneously compound at the entrance point of tapping channel, the passage length of each tunic material differs less, each tunic material is compound more even, and the radial direction that material extrusion is enclosed within axle stacks gradually and is set in axle outside, makes to assemble convenient.
The utility model further arranges: described progressive die head comprises that progressive die main body and the radial direction in progressive die main body stack gradually the progressive die split of the some quantity that are set in progressive die main body outside, in progressive die main body, between each progressive die split, between the progressive die split adjacent with progressive die main body and progressive die main body, be respectively arranged with and the material access of material extrusion passage respective numbers, each material access is respectively arranged with material inlet, and described axle is provided with the material channel that is communicated with respectively material access and material extrusion passage.
By adopting technique scheme, make the passage distribution of each tunic material more reasonable.
The utility model further arranges: described axle is respectively arranged with for inner side and the outside of the first end of progressive die the step that overlaps respective numbers with material extrusion, the two ends of described material channel are separately positioned on the sidewall of corresponding step, described material extrusion cover is fixedly connected with by connector with the axial end place of the step in axle outside respectively, described progressive die main body and each progressive die split respectively with the suitable setting of step of axle inner side.
By adopting technique scheme, further improve the reasonability of passage distribution and the convenience of assembling.
The utility model further arranges: described material extrusion passage is screw-like setting, and material extrusion passage is and is reduced gradually to arrange by its entrance point to the thread pitch of the port of export.
By adopting technique scheme, improve the uniformity of each tunic material at compound tense.
Below in conjunction with accompanying drawing, the utility model is further described.
Accompanying drawing explanation
Fig. 1 is the utility model example structure figure;
Fig. 2 is the A portion enlarged drawing of Fig. 1;
Fig. 3 is the B portion enlarged drawing of Fig. 1.
The specific embodiment
Referring to accompanying drawing 1 to accompanying drawing 3, the disclosed co-extrusion film blowing machine head of the utility model, comprise axle 1, the die head 2 of going out, inside go out die head 3, material extrusion cover 4 and progressive die head 5, in described axle 1 with in go out in die head 3, to be provided with the air blowing road 6 being connected, described go out die head 2 and in go out between die head 3, to be provided with tapping channel 7, described material extrusion cover 4 is provided with some quantity, the material extrusion cover 4 of described some quantity is to stack gradually in the radial direction of axle 1 and is set in described axle 1 outside, between described each material extrusion cover 4, between the material extrusion cover 4 adjacent with axle 1 and axle 1, be respectively arranged with material extrusion passage 401, the port of export of described each material extrusion passage 401 intersects at the entrance point of described tapping channel 7.By adopting technique scheme, make each tunic material simultaneously compound at the entrance point of tapping channel 7, the passage length of each tunic material differs less, each tunic material is compound more even, and material extrusion cover 4 stacks gradually and is set in axle 1 outside in the radial direction of axle 1, makes to assemble convenient.
The present embodiment further arranges: described progressive die head 5 comprises that progressive die main body 501 and the radial direction in progressive die main body 501 stack gradually the progressive die split 502 of the some quantity that are set in progressive die main body 501 outsides, in progressive die main body 501, between each progressive die split 502, between the progressive die split 502 adjacent with progressive die main body 501 and progressive die main body 501, be respectively arranged with the material access 503 with material extrusion passage 401 respective numbers, each material access 503 is respectively arranged with material inlet 504, described axle 1 is provided with the material channel 101 that is communicated with respectively material access 503 and material extrusion passage 401.By adopting technique scheme, make the passage distribution of each tunic material more reasonable.
The present embodiment further arranges: described axle 1 is respectively arranged with for inner side and the outside of progressive die head 5 one end the step that overlaps 4 respective numbers with material extrusion, the two ends of described material channel 101 are separately positioned on the sidewall of corresponding step, described material extrusion cover 4 is fixedly connected with by connector 8 with the axial end place of the step in axle 1 outside respectively, described progressive die main body 501 and each progressive die split 502 respectively with the suitable setting of step of axle 1 inner side.By adopting technique scheme, further improve the reasonability of passage distribution and the convenience of assembling.
The present embodiment further arranges: described material extrusion passage 401 is screw-like setting, and material extrusion passage 401 is and is reduced gradually to arrange by its entrance point to the thread pitch of the port of export.By adopting technique scheme, improve the uniformity of each tunic material at compound tense.

Claims (4)

1. a co-extrusion film blowing machine head, comprise axle, the die head of going out, inside go out die head, material extrusion cover and progressive die head, in described axle with in go out in die head, to be provided with the air blowing road being connected, described go out die head and in go out between die head, to be provided with tapping channel, described material extrusion cover is provided with some quantity, it is characterized in that: the radial direction that the material extrusion of described some quantity is enclosed within axle is to stack gradually and is set in described axle outside, between described each material extrusion cover, between the material extrusion cover adjacent with axle and axle, be respectively arranged with material extrusion passage, the port of export of described each material extrusion passage intersects at the entrance point of described tapping channel.
2. co-extrusion film blowing machine head according to claim 1, it is characterized in that: described progressive die head comprises that progressive die main body and the radial direction in progressive die main body stack gradually the progressive die split of the some quantity that are set in progressive die main body outside, in progressive die main body, between each progressive die split, between the progressive die split adjacent with progressive die main body and progressive die main body, be respectively arranged with and the material access of material extrusion passage respective numbers, each material access is respectively arranged with material inlet, and described axle is provided with the material channel that is communicated with respectively material access and material extrusion passage.
3. co-extrusion film blowing machine head according to claim 2, it is characterized in that: described axle is respectively arranged with for inner side and the outside of the first end of progressive die the step that overlaps respective numbers with material extrusion, the two ends of described material channel are separately positioned on the sidewall of corresponding step, described material extrusion cover is fixedly connected with by connector with the axial end place of the step in axle outside respectively, described progressive die main body and each progressive die split respectively with the suitable setting of step of axle inner side.
4. according to the co-extrusion film blowing machine head described in claim 1 or 2 or 3, it is characterized in that: described material extrusion passage is screw-like setting, and material extrusion passage is and is reduced gradually to arrange by its entrance point to the thread pitch of the port of export.
CN201320761694.1U 2013-11-26 2013-11-26 Multi-layer co-extrusion film blowing machine head Expired - Fee Related CN203592658U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320761694.1U CN203592658U (en) 2013-11-26 2013-11-26 Multi-layer co-extrusion film blowing machine head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320761694.1U CN203592658U (en) 2013-11-26 2013-11-26 Multi-layer co-extrusion film blowing machine head

Publications (1)

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CN203592658U true CN203592658U (en) 2014-05-14

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103660226A (en) * 2013-11-26 2014-03-26 瑞安市红旗塑料包装机械有限公司 Multi-layer co-extrusion film blowing machine head
CN104275790A (en) * 2014-09-26 2015-01-14 北京化工大学 Three-layer co-extrusion plastic film blow molding machine head with combined type rotary core rod and layered two-channel temperature control device
CN106827449A (en) * 2017-01-20 2017-06-13 中山市科志达机械有限公司 A kind of blown film device of inflation film manufacturing machine

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103660226A (en) * 2013-11-26 2014-03-26 瑞安市红旗塑料包装机械有限公司 Multi-layer co-extrusion film blowing machine head
CN104275790A (en) * 2014-09-26 2015-01-14 北京化工大学 Three-layer co-extrusion plastic film blow molding machine head with combined type rotary core rod and layered two-channel temperature control device
CN104275790B (en) * 2014-09-26 2017-01-25 北京化工大学 Three-layer co-extrusion plastic film blow molding machine head with combined type rotary core rod and layered two-channel temperature control device
CN106827449A (en) * 2017-01-20 2017-06-13 中山市科志达机械有限公司 A kind of blown film device of inflation film manufacturing machine

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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: 20140514

Termination date: 20211126