CN211683453U - Inner flow passage transformation die head - Google Patents
Inner flow passage transformation die head Download PDFInfo
- Publication number
- CN211683453U CN211683453U CN201922044101.XU CN201922044101U CN211683453U CN 211683453 U CN211683453 U CN 211683453U CN 201922044101 U CN201922044101 U CN 201922044101U CN 211683453 U CN211683453 U CN 211683453U
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- CN
- China
- Prior art keywords
- die head
- head main
- cavity
- inlet pipe
- main part
- 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
Links
- 230000009466 transformation Effects 0.000 title claims description 3
- 239000000463 material Substances 0.000 claims abstract description 54
- 238000007664 blowing Methods 0.000 claims abstract description 42
- 238000002407 reforming Methods 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 claims description 6
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 239000011651 chromium Substances 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000000071 blow moulding Methods 0.000 abstract description 13
- 125000004122 cyclic group Chemical group 0.000 abstract description 8
- 238000003763 carbonization Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000002245 particle Substances 0.000 description 10
- 239000005539 carbonized material Substances 0.000 description 8
- 239000004033 plastic Substances 0.000 description 8
- 229920003023 plastic Polymers 0.000 description 8
- 238000000926 separation method Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000010096 film blowing Methods 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 206010027145 Melanocytic naevus Diseases 0.000 description 1
- 208000007256 Nevus Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
Images
Landscapes
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Abstract
The embodiment of the utility model discloses interior runner reforms transform die head, concretely relates to inflation film manufacturing machine field, including the die head main part, the inside material chamber that is equipped with of die head main part, the die head main part outside all is equipped with the inlet pipe, the inlet pipe runs through the die head main part and extends to material intracavity portion, material intracavity side is equipped with cyclic annular bush, be equipped with the chamber of flowing between cyclic annular bush and the die head main part, the chamber of flowing sets up at material chamber top, the fixed spacing arch that is equipped with of intracavity wall flows. The utility model discloses the material that will melt enters into material intracavity portion through the inlet pipe, and the cross sectional shape all sets up to the carbonization material that produces in the material and carries out effectual restriction for the slope sets up first gas blowing mouth and second gas blowing mouth and can make the film body before the blow molding carry out certain interval processing, the stability of effectual promotion film body for the stable rebound of film body before the blow molding avoids causing the damage to the film body after the contact.
Description
Technical Field
The embodiment of the utility model provides a relate to the inflation film manufacturing machine field, concretely relates to interior runner reforms transform die head.
Background
The film blowing machine heats and melts plastic particles and then blows the plastic particles into a film. Film blowing machines are widely divided into PE, POF, PVC, and the like. The new material is blown out by using the brand-new particles, the color is uniform and clean, and the bag is well stretched.
The method mainly comprises the steps of adding dried polyethylene particles into a lower hopper, feeding the polyethylene particles into a screw from the hopper by the weight of the particles, pushing plastic particles forwards by a thrust force perpendicular to a bevel edge surface generated by the rotating bevel edge surface to the plastic after the particles are contacted with the bevel edge surface of a screw thread, and gradually melting the plastic particles due to friction between the plastic and the screw, between the plastic and a cylinder and collision friction among the particles in the pushing process and due to heating outside the cylinder. The molten plastic is filtered by a machine head to remove impurities, and then comes out from a die head die orifice, and is cooled by an air ring, blown up, passed through a herringbone plate and a traction roller, and rolled to roll the finished film into a tube.
The prior art has the following defects: the die head of current inflation film manufacturing machine is when using, and the material is at the in-process of marcing, takes out the carbonization material very easily to make the product produce the black nevus, thereby influence the quality of product.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides an interior runner reforms transform die head, the utility model discloses a through the material that will melt enters into material intracavity portion through the inlet pipe, spacing arch can carry out effectual restriction with the carbide that produces in the material, the separation arch separates the carbide, thereby make the carbide stop in the carbide, when the material extrudes from between annular bush and the die head main part, a large amount of air that is carried through first gas blow mouth and second gas blow mouth will blow off from annular bush flow chamber, make the material blow molding become cylindric film body, set up first gas blow mouth and second gas blow mouth for the slope can make the film body before the blow molding carry out certain interval processing, chromium-plated layer can the intensity of the inner wall of flow chamber effectively, make the flow chamber that forms more smooth after polishing, thereby promote the flow velocity of material, the cross sectional shape all sets up to the stability that semicircular contact arch effectively promotes the film body simultaneously, make the stable rebound of the film body before the blow molding, avoid causing the damage to the film body after the contact to solve among the prior art because the die head of current inflation film manufacturing machine when using, the material is advancing the in-process, takes out the carbonization material very easily, thereby makes the product produce the mole, thereby influences the problem that the quality of product leads to.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: the utility model provides an interior runner reforms transform die head, includes the die head main part, the inside material chamber that is equipped with of die head main part, the die head main part outside all is equipped with the inlet pipe, the inlet pipe runs through the die head main part and extends to material intracavity portion, material intracavity side is equipped with cyclic annular bush, be equipped with the flow chamber between cyclic annular bush and the die head main part, the chamber that flows sets up at material chamber top, the fixed spacing arch that is equipped with of flow intracavity wall, spacing arch top is equipped with the separation arch, the protruding cross sectional shape of separation sets up to triangle-shaped, the intracavity wall that flows is equipped with first gas blowing mouth, cyclic annular bush surface is equipped with the second gas blowing mouth, first gas blowing mouth and second gas blowing mouth are the slope setting, the fixed chromium-plated layer.
Furthermore, a contact protrusion is fixedly arranged at the top of the annular mouth mold, and the cross sections of the limiting protrusion and the contact protrusion are semicircular.
Further, the contact protrusion surface is provided with an external air hole, and the bottom of the external air hole is provided with a conveying cavity.
Further, the conveying cavity is communicated with the second air blowing port.
Further, a flow dividing air port is arranged at the top of the first air blowing port.
Further, the branch air port is in through connection with the first blowing port.
Further, the inlet pipe top is equipped with the intake pipe, intake pipe and die head main part fixed connection.
Further, the air inlet pipe is communicated with the first air blowing port.
The embodiment of the utility model provides a have following advantage:
the utility model discloses a material that will melt enters into the material intracavity portion through the inlet pipe, later enter into the intracavity portion that flows and reduce the transfer, the cross sectional shape all sets up to semicircular spacing arch and can carry out effectual restriction with the carbonization material that produces in the material, the cross sectional shape sets up to triangular separation arch and separates the carbonization material, thereby make the carbonization material stop in the carbonization material, later carry a large amount of gas to first gas blowing mouth and diffluence pass through the intake pipe, carry a large amount of air to second gas blowing mouth through carrying the chamber simultaneously, when the material extrudes from between cyclic annular bush and the die head main part, a large amount of air that carries through first gas blowing mouth and second gas blowing mouth will blow off from the flowing chamber of cyclic annular bush, make the material blow molding become the cylindric membrane body, set up first gas blowing mouth and second gas blowing mouth for the slope and can make the membrane body before the blow molding carry out certain interval processing, chromium-plated layer can effectually promote the intensity of the intracavity wall that flows for it is more smooth after the flowing chamber that forms is polished, thereby promotes the flow velocity of material, and cross sectional shape all sets up to semicircular contact arch simultaneously, and the stability of effectual promotion film body makes the stable rebound of film body before the blow molding, avoids causing the damage to the film body after the contact.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a schematic view of an overall structure provided in embodiment 1 of the present invention;
fig. 2 is a plan view provided in embodiment 1 of the present invention;
fig. 3 is a schematic view of a partial structure of the portion a in fig. 1 according to embodiment 1 of the present invention;
fig. 4 is a schematic view of a partial structure of a portion B in fig. 1 according to embodiment 1 of the present invention;
fig. 5 is a schematic perspective view of an annular die and a contact protrusion provided in embodiment 1 of the present invention;
in the figure: 1 die head main part, 2 material chambeies, 3 inlet pipes, 4 cyclic annular bush, 5 flow chamber, 6 spacing arch, 7 separation arch, 8 first gas blowing mouths, 9 second gas blowing mouths, 10 contact arch, 11 outside gas pockets, 12 transport chamber, 13 reposition of redundant personnel gas mouths, 14 intake pipe.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to the attached drawings 1-5 in the specification, the die head for reforming the inner flow channel comprises a die head main body 1, a material cavity 2 is arranged inside the die head main body 1, feed pipes 3 are arranged on the outer sides of the die head main body 1, the feed pipes 3 penetrate through the die head main body 1 and extend into the material cavity 2, an annular mouth mold 4 is arranged on the inner side of the material cavity 2, a flow cavity 5 is arranged between the annular mouth mold 4 and the die head main body 1, the flow cavity 5 is arranged at the top of the material cavity 2, a limiting bulge 6 is fixedly arranged on the inner wall of the flow cavity 5, a blocking bulge 7 is arranged at the top of the limiting bulge 6, the cross section of the blocking bulge 7 is triangular, a first air blowing port 8 is arranged on the inner wall of the flow cavity 5, a second air blowing port 9 is arranged on the surface of the annular mouth 4, and the first air blowing, and a chromium coating is fixedly arranged on the inner wall of the flow cavity 5.
Furthermore, a contact protrusion 10 is fixedly arranged at the top of the annular mouth mold 4, and the cross sections of the limiting protrusion 6 and the contact protrusion 10 are semicircular, so that the guide effect can be effectively achieved.
Further, the surface of the contact protrusion 10 is provided with an external air hole 11, the bottom of the external air hole 11 is provided with a conveying cavity 12, and the external air hole 11 can effectively cool the formed membrane body.
Further, the conveying cavity 12 is communicated with the second air blowing port 9.
Further, a branch air port 13 is arranged at the top of the first air blowing port 8.
The branch air port 13 is connected to the first blowing port 8.
Further, an air inlet pipe 14 is arranged at the top of the feeding pipe 3, and the air inlet pipe 14 is fixedly connected with the die head main body 1.
Further, the intake pipe 14 is connected to the first purge port 8.
The implementation scenario is specifically as follows: when the device is used, melted materials enter the material cavity 2 through the feeding pipe 3 and then enter the flowing cavity 5 to be reduced and transferred, the limiting bulges 6 with semicircular cross sections can effectively limit carbonized materials generated in the materials, the blocking bulges 7 with triangular cross sections can block the carbonized materials, so that the carbonized materials can be stopped in the carbonized materials, then a large amount of gas is conveyed to the first air blowing port 8 and the branch flow port through the air inlet pipe 14, meanwhile, a large amount of air is conveyed to the second air blowing port 9 through the conveying cavity 12, when the materials are extruded from the annular mouth mold 4 and the mold head main body 1, a large amount of air conveyed through the first air blowing port 8 and the second air blowing port 9 is blown out from the annular mouth mold flowing cavity 5, the materials are molded into a cylindrical film body through blow molding, and the first air blowing port 8 and the second air blowing port 9 are obliquely arranged to enable the film body before blow molding to be subjected to certain interval processing, chromium-plated layer can effectually promote the intensity of 5 inner walls in chamber that flow for it is more smooth after 5 chamber that flow that form are polished, thereby promotes the flow velocity of material, and cross sectional shape all sets up to the protruding 10 of semicircular contact simultaneously, and the stability of the effectual promotion film body makes the stable rebound of film body before the blow molding, avoids causing the damage to the film body after the contact.
The working principle is as follows:
referring to the attached drawings 1-5 of the specification, melted materials enter a material cavity 2 through a feeding pipe 3 and then enter a flow cavity 5 to be reduced and transferred, a limiting bulge 6 with a semicircular cross section shape can effectively limit carbonized materials generated in the materials, a blocking bulge 7 with a triangular cross section shape blocks the carbonized materials, so that the carbonized materials are stopped inside the carbonized materials, then a large amount of air is conveyed to a first air blowing port 8 and a branch port through an air inlet pipe 14, meanwhile, a large amount of air is conveyed to a second air blowing port 9 through a conveying cavity 12, when the materials are extruded from an annular mouth mold 4 and a mold head main body 1, a large amount of air conveyed through a first air blowing port 8 and a second air blowing port 9 is blown out of the annular mouth mold flow cavity 5, the materials are blown into a cylindrical film body, and the first air blowing port 8 and the second air blowing port 9 are obliquely arranged, so that the film body before blow molding can be subjected to certain interval The processing, the chromium coating can be effectual the promotion flow the intensity of 5 inner walls in chamber for it is more smooth after the chamber 5 that flows that forms is polished, thereby promotes the flow speed of material, and cross sectional shape all sets up to the protruding 10 of semicircular contact simultaneously, and the stability of effectual promotion film body makes the stable rebound of film body before the blow molding, avoids causing the damage to the film body after the contact.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (8)
1. The utility model provides an interior runner transformation die head, includes die head main part (1), its characterized in that: the die head comprises a die head main body (1), wherein a material cavity (2) is arranged in the die head main body (1), a feeding pipe (3) is arranged on the outer side of the die head main body (1), the feeding pipe (3) penetrates through the die head main body (1) and extends into the material cavity (2), an annular opening die (4) is arranged on the inner side of the material cavity (2), a flowing cavity (5) is arranged between the annular opening die (4) and the die head main body (1), the flowing cavity (5) is arranged at the top of the material cavity (2), a limiting bulge (6) is fixedly arranged on the inner wall of the flowing cavity (5), a blocking bulge (7) is arranged at the top of the limiting bulge (6), the cross section of the blocking bulge (7) is triangular, a first air blowing port (8) is arranged on the inner wall of the flowing cavity (5), a second air blowing port (9) is arranged on the surface of the annular opening die (4), and, and a chromium coating is fixedly arranged on the inner wall of the flow cavity (5).
2. The internal flow channel reforming die head of claim 1, wherein: the top of the annular mouth mold (4) is fixedly provided with a contact bulge (10), and the cross sections of the limiting bulge (6) and the contact bulge (10) are semicircular.
3. The internal flow channel reforming die head of claim 2, wherein: the surface of the contact bulge (10) is provided with an external air hole (11), and the bottom of the external air hole (11) is provided with a conveying cavity (12).
4. The internal flow channel reforming die head of claim 3, wherein: the conveying cavity (12) is communicated with the second air blowing port (9).
5. The internal flow channel reforming die head of claim 1, wherein: and a flow dividing air port (13) is arranged at the top of the first air blowing port (8).
6. The internal flow channel reforming die head of claim 5, wherein: the flow dividing air port (13) is communicated with the first air blowing port (8).
7. The internal flow channel reforming die head of claim 1, wherein: the die head is characterized in that an air inlet pipe (14) is arranged at the top of the inlet pipe (3), and the air inlet pipe (14) is fixedly connected with the die head main body (1).
8. The internal flow channel reforming die head of claim 7, wherein: the air inlet pipe (14) is communicated with the first air blowing port (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922044101.XU CN211683453U (en) | 2019-11-25 | 2019-11-25 | Inner flow passage transformation die head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922044101.XU CN211683453U (en) | 2019-11-25 | 2019-11-25 | Inner flow passage transformation die head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211683453U true CN211683453U (en) | 2020-10-16 |
Family
ID=72787893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922044101.XU Expired - Fee Related CN211683453U (en) | 2019-11-25 | 2019-11-25 | Inner flow passage transformation die head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211683453U (en) |
-
2019
- 2019-11-25 CN CN201922044101.XU patent/CN211683453U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201016 Termination date: 20211125 |