CN220242303U - Multistage heating screw chamber of injection molding machine - Google Patents
Multistage heating screw chamber of injection molding machine Download PDFInfo
- Publication number
- CN220242303U CN220242303U CN202321919895.XU CN202321919895U CN220242303U CN 220242303 U CN220242303 U CN 220242303U CN 202321919895 U CN202321919895 U CN 202321919895U CN 220242303 U CN220242303 U CN 220242303U
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- protection cylinder
- injection molding
- main body
- molding machine
- rectangular
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 44
- 238000001746 injection moulding Methods 0.000 title claims abstract description 20
- 238000005485 electric heating Methods 0.000 claims abstract description 18
- 210000000038 chest Anatomy 0.000 claims description 14
- 230000000149 penetrating effect Effects 0.000 claims description 11
- 238000009413 insulation Methods 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000007789 sealing Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 6
- 235000017491 Bambusa tulda Nutrition 0.000 description 6
- 241001330002 Bambuseae Species 0.000 description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 6
- 239000011425 bamboo Substances 0.000 description 6
- 239000002994 raw material Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 210000002421 cell wall Anatomy 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 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
- 238000010137 moulding (plastic) Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model relates to the technical field of injection molding machine parts, in particular to an injection molding machine multi-section heating screw chamber which comprises a screw chamber main body, wherein a plurality of groups of rectangular plates which are arranged at equal intervals are fixedly arranged at the top and the bottom of the screw chamber main body, two rectangular plates in each group are mutually symmetrical, a plurality of multi-section heating components which are arranged at equal intervals are arranged on the screw chamber main body, each multi-section heating component consists of a rear protection cylinder sleeved on a barrel body at the rear side of the screw chamber main body and a front protection cylinder sleeved on a barrel body at the front side of the screw chamber main body, rectangular sleeves are fixedly arranged on the rear protection cylinder and the front protection cylinder, the rectangular sleeves are detachably connected with the rectangular plates, arc-shaped electric heating plates are fixedly arranged in the rear protection cylinder and the front protection cylinder, and end sealing plates sleeved on the screw chamber main body are fixedly arranged at two ends of the rear protection cylinder and the front protection cylinder. The utility model has small volume, is convenient to be detached and replaced independently and is convenient to use.
Description
Technical Field
The utility model relates to the technical field of injection molding machine parts, in particular to a multi-section heating screw cavity of an injection molding machine.
Background
The injection molding machine is main molding equipment for manufacturing thermoplastic plastics or thermosetting plastics into plastic products with various shapes by utilizing a plastic molding die, a screw cavity is fixedly arranged on the injection molding machine, a corresponding screw feeding disc is arranged in the screw cavity, after raw materials enter the screw cavity and are heated and melted, the melted raw materials can be conveyed forwards along with the rotation of the screw feeding disc in a spiral shape, the effect of extruding the melted raw materials outwards is achieved, a heating assembly is generally arranged on the screw cavity, and the heating assembly is utilized for heating so as to realize the heating and melting operation of the granular raw materials.
Common spiral shell bore portion is provided with monoblock heating element in the market generally, and this monoblock heating element's length is general to be close with spiral shell bore's length, and monoblock heating element's volume is great relatively, and the cost is higher, and the operation degree of difficulty when the installation is great, in addition, when monoblock heating element damage appears the back, whole dismantlement change required time is longer, influences machining efficiency, brings inconvenience for the user. In view of this, we propose a multi-stage heating screw chamber for an injection molding machine.
Disclosure of Invention
The utility model aims to provide a multi-section heating screw cavity of an injection molding machine so as to solve the defects in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides an injection molding machine multistage heating spiral shell thorax, includes the spiral shell thorax main part, the equal fixed mounting in top and bottom of spiral shell thorax main part has the rectangular board of multiunit equidistant range, two in every group the mutual symmetry between the rectangular board, be provided with a plurality of equidistant multistage heating element of arranging in the spiral shell thorax main part, multistage heating element is by the cover back guard cylinder on the spiral shell thorax main part rear side barrel and cover be in preceding guard cylinder on the spiral shell thorax main part front side barrel constitutes, back guard cylinder with equal fixed mounting has the rectangle cover on the preceding guard cylinder, the rectangle cover with dismantle between the rectangular board and be connected, back guard cylinder with the equal fixed mounting in inside of preceding guard cylinder has the arc electrical heating board.
Preferably, a tip is fixedly mounted at the front end of the screw chamber body, and a nozzle for extruding molten liquid is fixedly mounted at the front end of the tip.
Preferably, a clamping groove is formed in the rectangular sleeve, the rectangular plate is matched with the clamping groove in a clamping mode, the rectangular plate is fixedly connected with the rectangular sleeve through a fastening bolt, and installation operation is convenient.
Preferably, both ends of the rear protection cylinder and the front protection cylinder are fixedly provided with end plugging plates sleeved on the screw cavity main body, and the end plugging plates are utilized to achieve the effects of reducing outward heat dissipation and limiting installation.
Preferably, the back protection cylinder and the front protection cylinder are internally provided with arc grooves, and the arc-shaped electric heating plates are positioned in the arc grooves and are matched with the arc grooves in a clamping way, so that the arc-shaped electric heating plates are convenient to install and operate.
Preferably, the heat insulation cylinders are fixedly arranged on the cylinder bodies of the rear protection cylinder and the front protection cylinder, the lead penetrating sleeve is fixedly arranged on the heat insulation cylinders, and the lead penetrating sleeve is used for the penetrating operation of the lead.
Preferably, the through hole that is linked together with the external world is provided with on the cell wall of draw-in groove, peg graft in the through hole and cooperate with the thermometer, fixed mounting has the fixed disk on the thermometer, fixed disk fixed mounting is on corresponding barrel, and the arc electrical heating board that is convenient for utilize the thermometer to measure specific temperature and judge to correspond appears damaging.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model realizes multi-section heating by adopting the plurality of arc-shaped electric heating plates through the plurality of multi-section heating components, has lower cost and relatively smaller volume of the single arc-shaped electric heating plate, is convenient for installation, disassembly and replacement operation, and is convenient for independent disassembly and replacement operation after the single arc-shaped electric heating plate is damaged, thereby being convenient for use and achieving the effects of convenient assembly, disassembly and maintenance.
2. According to the utility model, the normal wiring operation can be performed by the arranged lead penetrating out of the sleeve, and in addition, the temperature detection can be performed by the aid of the thermometer, so that whether the corresponding arc-shaped electric heating plate part is damaged or not can be judged, and the use is convenient.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a multi-stage heating assembly according to the present utility model;
FIG. 3 is a schematic view of an exploded view of a multi-stage heating assembly of the present utility model;
fig. 4 is an enlarged view of the utility model at a in fig. 3.
The meaning of each reference numeral in the figures is:
1. a screw bore body; 10. an end head; 11. a nozzle; 12. a rectangular plate;
2. a multi-stage heating assembly; 20. a rear protection cylinder; 21. a front protection cylinder; 22. a rectangular sleeve; 23. a clamping groove; 24. an end closure plate; 25. an arc-shaped groove; 251. arc-shaped electric heating plates; 26. a heat insulating cylinder; 27. the lead passes through the sleeve; 28. a through hole; 29. a thermometer; 291. a fixed disk.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides an injection molding machine multistage heating spiral shell thorax, including spiral shell thorax main part 1, the equal rectangular plate 12 of multiunit equidistant arrangement of top and bottom of spiral shell thorax main part 1, mutual symmetry between two rectangular plates 12 in every group, be provided with a plurality of equidistant multistage heating element 2 of arranging on the spiral shell thorax main part 1, multistage heating element 2 comprises the back protection section of thick bamboo 20 of cover on spiral shell thorax main part 1 rear side barrel and the front protection section of thick bamboo 21 of cover on spiral shell thorax main part 1 front side barrel, all fixed mounting has rectangular sleeve 22 on back protection section of thick bamboo 20 and the front protection section of thick bamboo 21, dismantle the connection between rectangular sleeve 22 and the rectangular plate 12, the inside of back protection section of thick bamboo 20 and front protection section of thick bamboo 21 is all fixed mounting has arc electrical heating board 251, guarantee when using, can utilize the work of arc electrical heating board 251 to carry out the heating operation, in addition, set up multistage heating element 2 into a plurality ofly, make manufacturing cost lower, the convenient installation and dismantlement change operation.
In this embodiment, the front protection cylinder 21 and the rear protection cylinder 20 are made of vacuum insulation cylinder materials, and the inside of the front protection cylinder 21 and the rear protection cylinder 20 is a vacuum environment, which is beneficial to reducing heat dissipation and achieving the effect of insulation.
Specifically, the tip 10 is fixedly installed at the front end portion of the screw chamber body 1, and the nozzle 11 for molten liquid extrusion is fixedly installed at the front end portion of the tip 10, so that the extrusion operation can be normally performed.
Further, a clamping groove 23 is formed in the rectangular sleeve 22, the rectangular plate 12 is matched with the clamping groove 23 in a clamping mode, the rectangular plate 12 is fixedly connected with the rectangular sleeve 22 through a fastening bolt, and the rectangular sleeve is convenient to install, detach and replace.
In addition, both ends of the rear protection cylinder 20 and the front protection cylinder 21 are fixedly provided with end plugging plates 24 sleeved on the screw chamber main body 1, the end plugging plates 24 are propped against the screw chamber main body 1, and the end plugging plates 24 are utilized to play the roles of reducing outward heat dissipation and limiting installation.
It should be noted that, the rear protection cylinder 20 and the front protection cylinder 21 are both provided with an arc-shaped groove 25, and the arc-shaped electric heating plate 251 is located in the arc-shaped groove 25 and is in clamping fit with the arc-shaped groove 25, so that the arc-shaped electric heating plate 251 is convenient to mount, dismount and replace.
In this embodiment, the thermal insulation cylinders 26 are fixedly mounted on the cylinders of the rear protection cylinder 20 and the front protection cylinder 21, and the wire penetrating sleeve 27 is fixedly mounted on the thermal insulation cylinders 26, and the wire penetrating sleeve 27 is used for wire penetrating operation.
In addition, be provided with the through-hole 28 that is linked together with the external world on the cell wall of draw-in groove 23, the through-hole 28 inserts to cooperate with thermometer 29, is equipped with fixed disk 291 on the thermometer 29, and fixed disk 291 fixed mounting is on corresponding barrel, and the arc electrical heating board 251 that is convenient for utilize thermometer 29 to measure specific temperature to judge whether damage appears in the correspondence.
It is noted that, the arc-shaped electric heating plate 251 and the thermometer 29 in the present embodiment are conventional technologies, and will not be described herein.
When the multi-section heating screw chamber of the injection molding machine is used, the arc-shaped electric heating plate 251 is clamped into the arc-shaped groove 25, a lead connected with the arc-shaped electric heating plate 251 penetrates out of the lead penetrating sleeve 27, then the rear protection cylinder 20 and the front protection cylinder 21 are sleeved on the screw chamber main body 1, the rectangular plate 12 is clamped into the clamping groove 23, then the rectangular plate 12 and the rectangular sleeve 22 are fixed by using fastening bolts, the installation operation is completed, the arc-shaped electric heating plate 251 is connected with an external power supply and works, the arc-shaped electric heating plate 251 works, the screw chamber main body 1 can be heated, raw materials are promoted to be melted, the fastening bolts on the rectangular plate 12 and the rectangular sleeve 22 are removed when the raw materials are disassembled and replaced, the rear protection cylinder 20 and the front protection cylinder 21 are removed, and then the arc-shaped electric heating plate 251 is replaced, so that the use is convenient.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides an injection molding machine multistage heating spiral shell thorax, includes spiral shell thorax main part (1), its characterized in that: the screw cavity is characterized in that the top and the bottom of the screw cavity main body (1) are fixedly provided with a plurality of groups of rectangular plates (12) which are arranged at equal intervals, two rectangular plates (12) in each group are mutually symmetrical, a plurality of multi-section heating assemblies (2) which are arranged at equal intervals are arranged on the screw cavity main body (1), each multi-section heating assembly (2) consists of a rear protection cylinder (20) sleeved on the rear side cylinder of the screw cavity main body (1) and a front protection cylinder (21) sleeved on the front side cylinder of the screw cavity main body (1), a rectangular sleeve (22) is fixedly arranged on each rear protection cylinder (20) and each front protection cylinder (21), the rectangular sleeves (22) are detachably connected with the rectangular plates (12), and arc-shaped electric heating plates (251) are fixedly arranged inside the rear protection cylinders (20) and the front protection cylinders (21).
2. The injection molding machine multi-section heating screw bore of claim 1, wherein: the front end part of the screw cavity main body (1) is fixedly provided with a tip (10), and the front end part of the tip (10) is fixedly provided with a nozzle (11) for extruding molten liquid.
3. The injection molding machine multi-section heating screw bore of claim 1, wherein: the rectangular sleeve (22) is internally provided with a clamping groove (23), the rectangular plate (12) is matched with the clamping groove (23) in a clamping way, and the rectangular plate (12) is fixedly connected with the rectangular sleeve (22) through a fastening bolt.
4. The injection molding machine multi-section heating screw bore of claim 1, wherein: both end parts of the rear protection cylinder (20) and the front protection cylinder (21) are fixedly provided with end part blocking plates (24) sleeved on the screw cavity main body (1).
5. The injection molding machine multi-section heating screw bore of claim 1, wherein: the rear protection cylinder (20) and the front protection cylinder (21) are internally provided with arc grooves (25), and the arc-shaped electric heating plates (251) are positioned in the arc grooves (25) and are matched with the arc grooves (25) in a clamping way.
6. The injection molding machine multi-section heating screw bore of claim 1, wherein: the thermal insulation device is characterized in that the thermal insulation cylinders (26) are fixedly arranged on the cylinder bodies of the rear protection cylinder (20) and the front protection cylinder (21), the thermal insulation cylinders (26) are fixedly provided with wire penetrating sleeves (27), and the wire penetrating sleeves (27) are used for penetrating out wires.
7. A multi-stage heating screw cavity for an injection molding machine according to claim 3, wherein: the clamping groove is characterized in that a through hole (28) communicated with the outside is formed in the groove wall of the clamping groove (23), a thermometer (29) is inserted and matched in the through hole (28), a fixing disc (291) is fixedly installed on the thermometer (29), and the fixing disc (291) is fixedly installed on a corresponding cylinder body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321919895.XU CN220242303U (en) | 2023-07-20 | 2023-07-20 | Multistage heating screw chamber of injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321919895.XU CN220242303U (en) | 2023-07-20 | 2023-07-20 | Multistage heating screw chamber of injection molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220242303U true CN220242303U (en) | 2023-12-26 |
Family
ID=89270270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321919895.XU Active CN220242303U (en) | 2023-07-20 | 2023-07-20 | Multistage heating screw chamber of injection molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220242303U (en) |
-
2023
- 2023-07-20 CN CN202321919895.XU patent/CN220242303U/en active Active
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