CN219650528U - Inverted cone type extrusion screw - Google Patents
Inverted cone type extrusion screw Download PDFInfo
- Publication number
- CN219650528U CN219650528U CN202321139460.3U CN202321139460U CN219650528U CN 219650528 U CN219650528 U CN 219650528U CN 202321139460 U CN202321139460 U CN 202321139460U CN 219650528 U CN219650528 U CN 219650528U
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- CN
- China
- Prior art keywords
- extrusion screw
- screw body
- temperature control
- control unit
- sealing plug
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- 238000001125 extrusion Methods 0.000 title claims abstract description 86
- 238000007789 sealing Methods 0.000 claims abstract description 41
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 238000005485 electric heating Methods 0.000 claims description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000004806 packaging method and process Methods 0.000 description 9
- 235000013305 food Nutrition 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005465 channeling Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 235000013376 functional food Nutrition 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a back taper type extrusion screw, which comprises an extrusion screw body, wherein a hollow area is penetrated and arranged at the center of the extrusion screw body, external connecting pieces are arranged at the centers of ports at two sides of the extrusion screw body, the extrusion screw body is conveniently and subsequently connected in a transmission way by means of the external connecting pieces, and a temperature control unit is inserted in the hollow area. According to the utility model, the hollow area is formed in the inner center of the extrusion screw body, so that the overall weight of the extrusion screw body is reduced, the temperature control unit is hidden in the hollow area of the extrusion screw body, stable heat supply can be provided for the extrusion screw body, the extrusion effect of the extrusion screw body in a working state is further improved, the temperature control unit is convenient to detach, the overall follow-up maintenance is convenient and quick, and meanwhile, the sealing operation of the joint of the temperature control unit and the extrusion screw body can be carried out with the aid of the sealing unit, so that the operation safety of the extrusion screw body is improved.
Description
Technical Field
The utility model relates to the technical field related to food plastic packaging, in particular to a back taper extrusion screw.
Background
The food plastic packaging bag can be divided into: common food packaging bags, vacuum food packaging bags, inflatable food packaging bags, boiled food packaging bags, steamed food packaging bags and functional food packaging bags;
in the production of plastic packaging bags, the production raw materials need to be heated and melted and then extruded for production and molding, wherein extrusion screws are needed for extruding the materials, so that the stable operation of the whole processing work is ensured, but the extrusion screws on the market at present have the following defects in actual use.
In the prior art, the extruding screw is not ideal in self functionality and cannot realize self active heat supply operation, so that when materials are extruded, the extruding screw cannot provide heat, and has relative temperature difference with the materials, so that the extruding effect of the materials is easily interfered, and the extruding screw cannot be adjusted and used in different working environments.
Disclosure of Invention
The utility model aims to provide an inverted cone extrusion screw which solves the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a screw rod is extruded to back taper, includes the extrusion screw rod body, runs through in extrusion screw rod body center department and has offered the sky district to install external connection spare in extrusion screw rod body both sides port department center department, make things convenient for follow-up to extruding screw rod body to carry out transmission connection with the help of external connection spare, it has the accuse temperature unit to alternate in the sky district, utilizes accuse temperature unit can provide heat to extrusion screw rod body, and installs sealing unit in accuse temperature unit and extrusion screw rod body junction.
As a further preferable mode of the technical scheme, the external connecting piece is made of metal materials, and the external connecting piece is detachably and fixedly connected with the extrusion screw body through bolts.
As a further preferable aspect of the present utility model, the extrusion screw body has a tapered structure as a whole.
As the further preferred of this technical scheme, the heat conduction layer at the sky area inner wall is installed including the laminating to the accuse temperature unit, inwards sets up at extrusion screw body one end center department and accomodates the district, corresponds in accomodating the district and installs sealed end cap, evenly distributed has a plurality of electric heating pipes in the hollow district, and electric heating pipe afterbody and sealed end cap inner wall fixed connection, sealed end cap outer wall center department sets up flutedly, installs the handle in the recess.
As a further preferable mode of the technical scheme, the inner wall of the storage area is provided with an internal thread, the outer surface of the sealing plug is provided with an external thread, and the sealing plug is screwed and connected in the storage area by screwing the external thread and the internal thread.
As a further preferable mode of the technical scheme, the heat conducting layer is of an annular structure as a whole, and the heat conducting layer is made of copper.
As a further preferable mode of the technical scheme, the sealing unit comprises an annular groove formed in the bottom of the storage area, an annular piece is mounted on the inner wall of the sealing plug, and the annular piece is correspondingly inserted into the annular groove.
The utility model provides a reverse taper extrusion screw, which has the following beneficial effects:
(1) According to the utility model, the temperature control unit is arranged, the sealing plug is connected with the extrusion screw body through the threaded structure, the installation and the disassembly are convenient, in the subsequent use, the extrusion screw body can be subjected to auxiliary heating treatment only by correspondingly starting the electric heating pipe, and the heat is transferred by the heat conduction layer, so that the uniformity of heat transfer is ensured, the extrusion screw body can obtain an active heating function, and the auxiliary heating device can provide assistance in the extrusion process.
(2) According to the utility model, the sealing unit is arranged, after the sealing plug is screwed into the storage area, the annular piece arranged on the sealing plug is correspondingly inserted into the annular groove reserved on the extrusion screw body, and the sealing property of the joint of the sealing plug and the extrusion screw body is further improved by virtue of the matching clamping of the annular piece and the annular groove, so that the internal heat is prevented from being emitted, the outside material is prevented from being emitted, and the safety and stability of the operation of the extrusion screw body are improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram showing the separation of the connecting head and the extrusion screw body according to the present utility model;
FIG. 3 is a schematic view of the internal structure of the hollow zone according to the present utility model;
FIG. 4 is a schematic diagram of a temperature control unit according to the present utility model;
FIG. 5 is a schematic view of a seal unit according to the present utility model;
fig. 6 is a schematic diagram showing separation of the sealing plug and the accommodating space according to the present utility model.
In the figure: 1. extruding a screw body; 2. a hollow area; 3. an external connection; 4. a heat conducting layer; 5. a storage area; 6. sealing the plugs; 7. an electric heating tube; 8. a groove; 9. a handle; 10. an internal thread; 11. an external thread; 12. an annular groove; 13. and a ring member.
Description of the embodiments
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
The utility model provides the technical scheme that: as shown in fig. 1, fig. 2 and fig. 3, in this embodiment, a back taper extrusion screw comprises an extrusion screw body 1, a hollow area 2 is formed in the center of the extrusion screw body 1 in a penetrating manner, an external connecting piece 3 is installed at the center of the ports on two sides of the extrusion screw body 1, the external connecting piece 3 is used for conveniently and subsequently carrying out transmission connection on the extrusion screw body 1, a temperature control unit is inserted in the hollow area 2, the temperature control unit is used for providing heat for the extrusion screw body 1, a sealing unit is installed at the joint of the temperature control unit and the extrusion screw body 1, the external connecting piece 3 is made of metal materials, the external connecting piece 3 is in detachable and fixedly connected with the extrusion screw body 1 through bolts, and the whole extrusion screw body 1 is in a taper structure.
As shown in fig. 4 and 6, the temperature control unit comprises a heat conducting layer 4 attached to the inner wall of the hollow area 2, a storage area 5 is inwards formed in the center of one end of the extrusion screw body 1, a sealing plug 6 is correspondingly arranged in the storage area 5, a plurality of electric heating pipes 7 are uniformly distributed in the hollow area 2, the extrusion screw body 1 can be subjected to auxiliary heating treatment by correspondingly starting the electric heating pipes 7, heat is transferred by the heat conducting layer 4, uniformity of heat transfer is ensured, the extrusion screw body 1 can obtain an active heating function, the tail of the electric heating pipe 7 is fixedly connected with the inner wall of the sealing plug 6, a groove 8 is formed in the center of the outer wall of the sealing plug 6, and a handle 9 is arranged in the groove 8;
wherein, when the extrusion screw body 1 is subjected to temperature control: through being provided with the temperature control unit, the electric heating pipe 7 is connected with the sealing plug 6, the electric heating pipe 7 is pushed into the hollow area 2 and is electrically connected, the sealing plug 6 is connected with the extrusion screw body 1 through a threaded structure, the installation and the disassembly are convenient, the maintenance are quick, in the subsequent use, the extrusion screw body 1 can be subjected to auxiliary heating treatment only by correspondingly starting the electric heating pipe 7, heat is transferred by virtue of the heat conducting layer 4, the uniformity of heat transfer is ensured, the extrusion screw body 1 can obtain an active heating function, and the assistance can be provided in the extrusion process;
further, the inner wall of the accommodating area 5 is provided with an internal thread 10, the outer surface of the sealing plug 6 is provided with an external thread 11, the sealing plug 6 is screwed and connected in the accommodating area 5 by screwing the external thread 11 and the internal thread 10, the whole heat conducting layer 4 is of an annular structure, and the heat conducting layer 4 is specifically made of copper.
As shown in fig. 5, the sealing unit comprises an annular groove 12 formed in the inner bottom of the accommodating area 5, an annular piece 13 is mounted on the inner wall of the sealing plug 6, the annular piece 13 correspondingly penetrates into the annular groove 12, the annular piece 13 mounted on the sealing plug 6 correspondingly penetrates into the annular groove 12 reserved on the extrusion screw body 1, and the sealing performance of the joint of the sealing plug 6 and the extrusion screw body 1 is further improved by means of matching and clamping of the annular piece 13 and the annular groove 12;
wherein, when sealing the sealing plug 6 and the extrusion screw body 1: through being equipped with sealing unit, with seal plug 6 spin to accomodate the district 5 after, the annular piece 13 of installing on the seal plug 6 at this moment is corresponding alternates to extrude in the annular channel 12 of reserving on the screw rod body 1, with the help of the supporting block of annular piece 13 and annular channel 12, has further promoted seal plug 6 and extrusion screw rod body 1 junction's airtight, avoids inside thermal drunkenness, has avoided the drunkenness of external material simultaneously, has promoted the safety and stability of extruding screw rod body 1 operation.
The utility model provides a reverse taper extrusion screw, which has the following specific working principle: when the extrusion screw body 1 is used, the external connecting piece 3 is correspondingly assembled at the two side ends of the extrusion screw body 1, the extrusion screw body 1 can be connected with an external power source in a transmission way by means of the external connecting piece 3, the hollow area 2 is formed in the center of the extrusion screw body 1, the integral weight of the extrusion screw body 1 is reduced, the integral processing cost is reduced, the temperature control unit is hidden and installed in the hollow area 2 of the extrusion screw body 1, the functionality of the extrusion screw body 1 is expanded, stable heat supply can be provided for the extrusion screw body 1, the extrusion effect of the extrusion screw body 1 in the working state is further improved, the follow-up disassembly of the temperature control unit is convenient, the integral follow-up maintenance is convenient and quick, the sealing operation of the joint of the temperature control unit and the extrusion screw body 1 can be realized under the assistance of the sealing unit, the running safety of the extrusion screw body 1 is improved, and the interference caused by material channeling is avoided.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a back taper extrusion screw, includes extrusion screw body (1), its characterized in that: the central part of the extrusion screw body (1) is penetrated and provided with a hollow area (2), the central parts of the ports on two sides of the extrusion screw body (1) are provided with external connecting pieces (3), the external connecting pieces (3) are used for facilitating the subsequent transmission connection of the extrusion screw body (1), the hollow area (2) is internally penetrated with a temperature control unit, the temperature control unit is utilized to provide heat for the extrusion screw body (1), and a sealing unit is arranged at the joint of the temperature control unit and the extrusion screw body (1).
2. The back taper extrusion screw of claim 1, wherein: the external connecting piece (3) is made of metal materials, and the external connecting piece (3) is detachably and fixedly connected with the extrusion screw body (1) through bolts.
3. The back taper extrusion screw of claim 1, wherein: the whole extrusion screw body (1) is in a conical structure.
4. The back taper extrusion screw of claim 1, wherein: the temperature control unit comprises a heat conduction layer (4) attached to the inner wall of the hollow area (2), a storage area (5) is inwards formed in the center of one end of the extrusion screw body (1), a sealing plug (6) is correspondingly arranged in the storage area (5), a plurality of electric heating pipes (7) are uniformly distributed in the hollow area (2), the tail parts of the electric heating pipes (7) are fixedly connected with the inner wall of the sealing plug (6), a groove (8) is formed in the center of the outer wall of the sealing plug (6), and a handle (9) is arranged in the groove (8).
5. The back taper extrusion screw of claim 4, wherein: the inner wall of the accommodating area (5) is provided with an internal thread (10), the outer surface of the sealing plug (6) is provided with an external thread (11), and the sealing plug (6) is screwed and connected in the accommodating area (5) by means of screwing the external thread (11) and the internal thread (10).
6. The back taper extrusion screw of claim 4, wherein: the heat conducting layer (4) is of an annular structure, and the heat conducting layer (4) is made of copper.
7. The back taper extrusion screw of claim 1, wherein: the sealing unit comprises an annular groove (12) formed in the inner bottom of the containing area (5), an annular piece (13) is arranged on the inner wall of the sealing plug (6), and the annular piece (13) is correspondingly inserted into the annular groove (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321139460.3U CN219650528U (en) | 2023-05-12 | 2023-05-12 | Inverted cone type extrusion screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321139460.3U CN219650528U (en) | 2023-05-12 | 2023-05-12 | Inverted cone type extrusion screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219650528U true CN219650528U (en) | 2023-09-08 |
Family
ID=87858796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321139460.3U Active CN219650528U (en) | 2023-05-12 | 2023-05-12 | Inverted cone type extrusion screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219650528U (en) |
-
2023
- 2023-05-12 CN CN202321139460.3U patent/CN219650528U/en active Active
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