CN219727106U - Heating device of injection molding machine - Google Patents
Heating device of injection molding machine Download PDFInfo
- Publication number
- CN219727106U CN219727106U CN202321295628.XU CN202321295628U CN219727106U CN 219727106 U CN219727106 U CN 219727106U CN 202321295628 U CN202321295628 U CN 202321295628U CN 219727106 U CN219727106 U CN 219727106U
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- China
- Prior art keywords
- charging barrel
- barrel
- heating device
- motor
- injection molding
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 26
- 238000001746 injection moulding Methods 0.000 title claims abstract description 19
- 238000003756 stirring Methods 0.000 claims abstract description 12
- 238000009413 insulation Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 8
- 229920000742 Cotton Polymers 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 2
- 239000011496 polyurethane foam Substances 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 abstract description 27
- 239000004033 plastic Substances 0.000 abstract description 27
- 239000002245 particle Substances 0.000 abstract description 20
- 230000006378 damage Effects 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 229920000426 Microplastic Polymers 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a heating device of an injection molding machine, which comprises a base, a charging barrel, a threaded rod and a charging barrel, wherein the charging barrel, the inside of which is movably connected with the threaded rod, is fixedly connected to the upper surface of the base, the charging barrel is fixedly connected to the upper end of the front part of the charging barrel, a heating ring is arranged in the charging barrel, a top cover is arranged at the top of the charging barrel, a screw rod is arranged right behind the charging barrel, the top cover is movably connected with the charging barrel through the screw rod, and the bottom of the top cover is movably connected with a stirring shaft; according to the utility model, the plastic particles can be heated by arranging the feeding barrel, so that energy consumption is saved and the plastic particles can be precisely heated; the stirring shaft is arranged to stir the plastic particles, so that the plastic particles are heated more uniformly; can reduce the harm that heat caused staff and third motor through setting up the heat insulating mattress, and the heat insulating mattress is convenient for dismouting and is replaced, is convenient for the lift of top cap through setting up the threaded rod.
Description
Technical Field
The utility model relates to the technical field of injection molding machines, in particular to a heating device of an injection molding machine.
Background
The working principle of the injection molding machine is similar to that of an injector for injection, and the injection molding machine injects plastic in a plasticized molten state (i.e. viscous flow state) into a closed mold cavity by means of the thrust of a screw (or a plunger) and obtains the technical process of products after solidification and shaping; injection molding is a cyclic process, each cycle consisting essentially of: quantitative feeding, melting plasticizing, pressurizing injection, mold filling cooling, mold opening and component taking; and taking out the plastic part, closing the die again, and carrying out the next cycle.
According to the search, the prior patent CN202121108334.2 discloses a heating device of a plastic container injection molding machine, and the heating device can slide along the length direction of a charging barrel through a heat transfer sleeve and a heat-resistant sleeve, so that a specific position of the charging barrel is heated, the heat utilization rate is improved, and the energy loss is reduced.
The device can heat the specific position through the sliding heat transfer sleeve and the heat-resistant sleeve to reduce energy loss, but the position of plastic particles in the charging barrel cannot be accurately known, so that the situation that the plastic particles are heated unevenly due to blind heating can occur, and the effect of subsequent pressure injection can be further influenced; to current defect, design an injection moulding machine's heating device, when can reduce the loss, guarantee to heat plastic granules accurately.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide a heating device of an injection molding machine.
In order to solve the technical problems, the utility model provides the following technical scheme:
the utility model relates to a heating device of an injection molding machine, which comprises a base, a charging barrel, a threaded rod and a charging barrel, wherein the charging barrel is fixedly connected with the upper surface of the base, the charging barrel is fixedly connected with the upper end of the front part of the charging barrel, a heating ring is arranged in the charging barrel, a top cover is arranged at the top of the charging barrel, a screw rod is arranged right behind the charging barrel, the top cover is movably connected with the charging barrel through the screw rod, and a stirring shaft is movably connected with the bottom of the top cover.
As a preferable technical scheme of the utility model, one end of the upper surface of the base, which is far away from the charging barrel, is provided with a first motor, and an output shaft of the first motor is in transmission connection with the threaded rod.
As a preferable technical scheme of the utility model, the upper end of the front part of the charging barrel is provided with a charging port communicated with the charging barrel, and the inside of the charging port is movably connected with an electric valve.
As a preferable technical scheme of the utility model, the top of the base is provided with a second motor in transmission connection with the screw rod, both sides of the screw rod are provided with slide rods, the rear side of the top cover is fixedly connected with a movable plate, and the movable plate is respectively in threaded connection and sliding connection with the screw rod and the slide rods.
As a preferable technical scheme of the utility model, a third motor is arranged in the center of the upper surface of the top cover, and an output shaft of the third motor is in transmission connection with the stirring shaft.
As a preferable technical scheme of the utility model, the outer side of the feeding barrel is provided with a heat insulation pad made of glass fiber cotton board or polyurethane foam board, the top of the heat insulation pad is sleeved on the top of the feeding barrel, and the outer side of the top of the heat insulation pad is abutted with the ejector rod.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the plastic particles can be heated by arranging the feeding barrel, so that energy consumption is saved and the plastic particles can be precisely heated; the stirring shaft is arranged to stir the plastic particles, so that the plastic particles are heated more uniformly; the heat insulation pad is arranged, so that damage to workers and a third motor caused by heat can be reduced, and the heat insulation pad is convenient to disassemble, assemble and replace.
2. The threaded rod is arranged to facilitate lifting of the top cover, so that plastic particles can be conveniently added into the feeding barrel; the push rod is more stable to lift through the arrangement of the sliding rod.
In order to more clearly illustrate the embodiments of the present utility model 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 will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.
The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the ambit of the technical disclosure.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic view of a front cross-sectional partial structure of the present utility model;
FIG. 2 is a schematic side partial structure of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 1A;
in the figure: 1. a base; 2. a charging barrel; 201. a feed inlet; 202. an electric valve; 3. a threaded rod; 301. a first motor; 4. a charging barrel; 401. a heating ring; 402. a heat insulating mat; 5. a top cover; 501. a movable plate; 6. a screw rod; 601. a second motor; 7. a slide rod; 8. a stirring shaft; 801. and a third motor.
Detailed Description
The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.
Wherein like reference numerals refer to like elements throughout.
Example 1
As shown in fig. 1-3, the utility model provides a heating device of an injection molding machine, which comprises a base 1, a charging barrel 2, a threaded rod 3 and a charging barrel 4, wherein the charging barrel 2 with the threaded rod 3 movably connected inside is fixedly connected to the upper surface of the base 1, the charging barrel 4 is fixedly connected to the upper end of the front part of the charging barrel 2, a heating ring 401 is arranged inside the charging barrel 4, a top cover 5 is arranged at the top of the charging barrel 4, a screw rod 6 is arranged right behind the charging barrel 4, the top cover 5 is movably connected with the charging barrel 4 through the screw rod 6, and a stirring shaft 8 is movably connected to the bottom of the top cover 5.
Further, a first motor 301 is disposed at one end of the upper surface of the base 1 far away from the barrel 2, and an output shaft of the first motor 301 is in transmission connection with the threaded rod 3, and the threaded rod 3 can be driven to rotate by the first motor 301, so that molten plastic in the barrel 2 can be pushed forward.
The upper front end of the charging barrel 2 is provided with a feeding hole 401 communicated with the charging barrel 4, the inside of the feeding hole 401 is movably connected with an electric valve 202, and the opening and the closing of the feeding hole 401 can be controlled through the electric valve 202, so that the charging barrel 4 can heat plastic particles and molten plastic shells enter the charging barrel 2.
The top of base 1 is provided with the second motor 601 of being connected with lead screw 6 transmission, can control lead screw 6 rotation through the second motor 601, and the both sides of lead screw 6 all are provided with slide bar 7, and the rear side fixedly connected with fly leaf 501 of top cap 5, fly leaf 501 respectively with lead screw 6 and slide bar 7 threaded connection and sliding connection, the rotatory fly leaf 501 that can drive of lead screw 6 goes up and down, further plays the effect of control top cap 5 lift, and is fly leaf 501 and top cap 5 lift more stable through slide bar 7.
The upper surface center department of top cap 5 is provided with third motor 801, and the output shaft and the (mixing) shaft 8 transmission of third motor 801 are connected, can drive (mixing) shaft 8 rotation through third motor 801, further plays stirring plastic granules's effect, and is plastic granules heating more even.
The outside of charging bucket 4 is provided with adopts glass fiber cotton board or polyurethane foaming board to make into heat insulating mattress 402, and the top of heat insulating mattress 402 cup joints at the top of charging bucket 4, and the top outside and the ejector pin 5 butt of heat insulating mattress 402 can play thermal-insulated effect through heat insulating mattress 402 to reducible heat conduction is to the outside of charging bucket 4 and on top cap 5, further reduces the harm that the heat brought staff and third motor 801.
Specifically, when in use; the second motor 601 controls the screw rod 6 to rotate and drives the movable plate 501 to ascend, so that the top cover 5 is separated from the feeding barrel 4, a worker can add plastic particles into the feeding barrel 4, and the movable plate 501 and the top cover 5 can move more stably through the screw rod 6;
after the plastic particles are added, the screw rod 6 is controlled to rotate in the direction opposite to the direction just before by the second motor 601, so that the movable plate 501 and the top cover 5 are driven to descend, and the top cover 5 is clamped with the feeding barrel 4; meanwhile, the plastic particles in the feeding barrel 4 are heated to a molten state by the heating of the heating ring 401; when the plastic particles are heated, the stirring shaft 8 can be driven to rotate by the third motor 801, so that the plastic particles can be stirred, and the plastic particles can be heated more uniformly;
the heat insulation pad 402 can prevent workers from touching the feeding barrel 4 by mistake and being scalded while heating plastic particles, and can reduce heat transfer to cause the top cover 5, so that the damage caused by overhigh temperature of the third motor 3 can be avoided; meanwhile, the heat insulation pad 402 is convenient to disassemble and assemble with the charging bucket 4, so that the heat insulation pad 402 is convenient to replace, the heat insulation effect is further ensured, and the replacement cost is reduced;
the feeding hole 201 can be opened and closed through the electric valve 202, so that plastic particles can be heated in the feeding barrel 4, and at the same time, the plastic heated into a molten state can enter the inside of the feeding barrel 2 through the feeding hole 201, and the first motor 301 drives the threaded rod 3 to push the plastic in the molten state forward.
In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The utility model provides a heating device of injection moulding machine, includes base (1), feed cylinder (2), threaded rod (3) and charging barrel (4), its characterized in that, inside swing joint has feed cylinder (2) fixed connection of threaded rod (3) at the upper surface of base (1), charging barrel (4) fixed connection is in the anterior upper end of feed cylinder (2), and the inside of charging barrel (4) is provided with heating collar (401), the top of charging barrel (4) is provided with top cap (5), be provided with lead screw (6) directly behind charging barrel (4), top cap (5) are through lead screw (6) and charging barrel (4) swing joint, and the bottom swing joint of top cap (5) has (mixing) shaft (8).
2. A heating device of an injection molding machine according to claim 1, characterized in that the upper surface of the base (1) is provided with a first motor (301) at the end remote from the barrel (2), and the output shaft of the first motor (301) is in driving connection with the threaded rod (3).
3. The heating device of an injection molding machine according to claim 1, wherein a feed inlet (401) communicated with the feed barrel (4) is formed at the upper end of the front part of the feed barrel (2), and an electric valve (202) is movably connected in the feed inlet (401).
4. The heating device of an injection molding machine according to claim 1, wherein a second motor (601) in transmission connection with a screw rod (6) is arranged at the top of the base (1), sliding rods (7) are arranged on two sides of the screw rod (6), a movable plate (501) is fixedly connected to the rear side of the top cover (5), and the movable plate (501) is in threaded connection and sliding connection with the screw rod (6) and the sliding rods (7) respectively.
5. The heating device of an injection molding machine according to claim 1, characterized in that a third motor (801) is arranged in the center of the upper surface of the top cover (5), and the output shaft of the third motor (801) is in transmission connection with the stirring shaft (8).
6. The heating device of an injection molding machine according to claim 1, wherein a heat insulation pad (402) made of glass fiber cotton board or polyurethane foam board is arranged on the outer side of the feeding barrel (4), the top of the heat insulation pad (402) is sleeved on the top of the feeding barrel (4), and the outer side of the top of the heat insulation pad (402) is abutted with the ejector rod (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321295628.XU CN219727106U (en) | 2023-05-26 | 2023-05-26 | Heating device of injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321295628.XU CN219727106U (en) | 2023-05-26 | 2023-05-26 | Heating device of injection molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219727106U true CN219727106U (en) | 2023-09-22 |
Family
ID=88028302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321295628.XU Active CN219727106U (en) | 2023-05-26 | 2023-05-26 | Heating device of injection molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219727106U (en) |
-
2023
- 2023-05-26 CN CN202321295628.XU patent/CN219727106U/en active Active
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