CN204505739U - A kind of injection machine metering dehumidification system - Google Patents
A kind of injection machine metering dehumidification system Download PDFInfo
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- CN204505739U CN204505739U CN201520108579.3U CN201520108579U CN204505739U CN 204505739 U CN204505739 U CN 204505739U CN 201520108579 U CN201520108579 U CN 201520108579U CN 204505739 U CN204505739 U CN 204505739U
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- screw
- metering
- barrel
- motor
- injection machine
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Abstract
The utility model discloses a kind of injection machine metering dehumidification system, comprise barrel, be located at screw rod assembly in barrel and the measurement charging device be located at outside barrel and exhaust apparatus.The utility model cost is low, avoids dust etc. and impacts production environment, and before raw material enters barrel, material property is in stable reset condition; Screw rod assembly can realize secondary mixing and compression, plastic raw materials discharges suddenly upon compression, and the moisture of its inside and volatile materials can gasify, and exhaust apparatus can be taken away easily, and effect on moisture extraction is good; Screw rod assembly is provided with two cover sealing rings and retaining ring, plastic melt can not flash to the exhaust ports of barrel, ensure that effectively dehumidifying and not overflow; Fed in raw material by measurement charging device, the amount of feeding in raw material can accurately control, effectively prevent raw material because of the blackout jaundice that causes at barrel overstand and aberration phenomenon, further increase product quality.
Description
Technical field
The utility model relates to injection machine technical field, is specifically related to the screw rod assembly that a kind of injecting machine material tube uses.
Background technology
Screw injection molding machine is the most widely used current a kind of injection molding machine product.Screw injection molding machine operationally, generally first granular or powdered plastic are joined in barrel, plastics are made to become molten condition by the rotation of barrel inner screw and the heating of barrel, then plastics forward is ordered about by the rotation of screw rod, plastics are penetrated from nozzle with very high pressure and speed, being injected in close die, is required moulded plastic products through pressurize, cooling Post RDBMS.
Need to carry out drying to raw material before part screw injection molding machine is reinforced, to reduce the moisture in raw material, this injection machine needs to arrange drying machine or dehumidifier, causes cost to increase, production environment is impacted, and raw material material property bad stability after overbaking dehumidification treatments.Part screw injection molding machine arranges exhaust outlet on barrel, but the phenomenon that exhaust outlet is blocked often appears in current this injection machine, and effect on moisture extraction is difficult to be guaranteed.Due to dehumidifying degassing effect poor stability, therefore the product quality of existing injection machine is difficult to stablize.
Summary of the invention
In order to solve above technical problem, the utility model provides the injection machine metering that a kind of cost is little, result of use is good dehumidification system, and it effectively can improve the quality of product.
The utility model is achieved through the following technical solutions:
A kind of injection machine metering dehumidification system, comprise barrel, be located at screw rod assembly in barrel and the measurement charging device be located at outside barrel and exhaust apparatus, described screw rod assembly comprises the driving screw be connected in series successively, sub-screw and screw head, the pitch of driving screw is greater than the pitch of sub-screw, the first sealing ring and the first retaining ring is provided with between driving screw and sub-screw, the second sealing ring and the second retaining ring is provided with between sub-screw and screw head, driving screw is provided with feeding section from top successively to end, compression section, releasing section and transition, the position of the corresponding feeding section of barrel is provided with charge door, measurement charging device is connected with charge door, the position of the corresponding releasing section of barrel is provided with exhaust outlet, exhaust apparatus is connected with exhaust outlet.
As preferred embodiment, described measurement charging device comprises metering seat, feeding-passage and the measurement channel of vertical handing-over is provided with in metering seat, one end of feeding-passage is set to charging aperture, the other end is connected with charge door, measurement channel is built-in with the metering axle that can rotate in measurement channel of form fit, and one end of metering axle is provided with the first motor be fixed on for driving metering axle to rotate on metering seat, and the position of the corresponding feeding-passage of described metering axle is provided with moving blade.
As preferred embodiment, the charging aperture of described feeding-passage is the pyramidal structure narrowed gradually from outside to inside.
As preferred embodiment, the other end of described metering axle is coupling on a metering seat end cap, and metering seat end cap is fixed on metering seat removably.
As preferred embodiment, described exhaust apparatus comprises the second motor, motor cabinet, aiutage and vented screw, inner chamber is provided with in motor cabinet, one end of aiutage is fixed on motor cabinet and with the inner chamber of motor cabinet and communicates, the other end is connected with the exhaust outlet of barrel, second motor is fixed on motor cabinet, vented screw is arranged in aiutage, be fixedly linked with by the second motor-driven rotation with the drive end of the second motor in the inner chamber that one end of vented screw extends to motor cabinet, the inner chamber of motor cabinet is provided with venthole.
As preferred embodiment, one end that described aiutage is used for being connected with motor cabinet is provided with thread head, and aiutage is locked on motor cabinet by described thread head.
As preferred embodiment, described vented screw is provided with the counterclockwise spiral shell rib contrary with vented screw rotation direction near one end of the steam vent of barrel, is provided with the clockwise spiral shell rib identical with vented screw rotation direction near one end of the second motor.
As preferred embodiment, the outside of described aiutage is provided with holder, and exhaust apparatus is fixedly installed on barrel by holder.
The beneficial effects of the utility model are: the utility model does not need to utilize drying machine or dehumidifier to dehumidify to raw material, and cost is low, avoids dust etc. and impacts production environment, and before raw material enters barrel, material property is in stable reset condition; Screw rod assembly can realize secondary mixing and compression, plastic raw materials discharges suddenly upon compression, and the moisture of its inside and volatile materials can gasify, and exhaust apparatus can be taken away easily, and effect on moisture extraction is good; Screw rod assembly is provided with two cover sealing rings and retaining ring, plastic melt can not flash to the exhaust ports of barrel, ensure that effectively dehumidifying and not overflow; Fed in raw material by measurement charging device, the amount of feeding in raw material can accurately control, effectively prevent unnecessary raw material because of the blackout jaundice that causes at barrel overstand and aberration phenomenon, further increase product quality.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is sectional view of the present utility model;
Fig. 3 is the structure chart of screw rod assembly;
Fig. 4 is the sectional view of measurement charging device;
Fig. 5 is the sectional view of exhaust apparatus.
Symbol description: 100-barrel, 200-screw rod assembly, 300-measurement charging device, 400-exhaust apparatus, 101-charge door, 102-exhaust outlet, 201-driving screw, 202-sub-screw, 203-screw head, 204-first sealing ring, 205-first retaining ring, 206-second sealing ring, 207-second retaining ring, 301-measures seat, 302-measures axle, 303-first motor, 304-feeding-passage, 305-measurement channel, 306-measures seat end cap, 401-second motor, 402-motor cabinet, 403-aiutage, 404-vented screw, 405-venthole, 406-thread head, 407-holder, 408-is counterclockwise spiral shell rib, the clockwise spiral shell rib of 409-.
Detailed description of the invention
With reference to the accompanying drawings and the utility model will be further described in conjunction with the embodiments.
Referring to figs. 1 through Fig. 5, metering dehumidification system of the present utility model forms primarily of barrel 100, screw rod assembly 200, measurement charging device 300 and exhaust apparatus 400.During specific works, raw material enters in barrel 100 by measurement charging device 300, and under the rotary compression effect of screw rod assembly 200, raw material can become the melt of molten.Melt can be followed screw rod assembly and be pushed ahead, and is vented, ejects after the step such as compression further through device 400.
As shown in Figure 3, screw rod assembly 200 forms primarily of driving screw 201, sub-screw 202, screw head 203.The end of driving screw 201 is connected with the top of sub-screw 202, and the end of sub-screw 202 is connected with screw head 203.Conveniently connect, the end of driving screw 201 is provided with screw, and the top of sub-screw 202 is provided with the stud corresponding with screw, and the mode that sub-screw 202 screws in screw by stud is fixedly connected with driving screw 201.
Driving screw 201 is provided with feeding section, compression section, releasing section and transition successively from top to end, the position of the corresponding feeding section of barrel 100 is provided with charge door 101, measurement charging device 300 is connected with charge door 101, the position of the corresponding releasing section of barrel 100 is provided with exhaust outlet 102, and exhaust apparatus 400 is connected with exhaust outlet 102.Groove depth on driving screw 201 can change accordingly than in different segmentations place, to reach required result of use.The pitch of driving screw 201 entirety is greater than the pitch of sub-screw 202, and as can be seen from Figure 3, on driving screw 201, the density of spiral shell rib is less than the density of spiral shell rib on sub-screw 202.Such set-up mode guarantees that sub-screw can provide the pressure of further pushed forward to raw material, and melt is plastified further.
In order to reach optimum fluid backflow functionality, screw rod assembly is provided with two cover sealing rings and retaining ring.Particularly, between driving screw 201 and sub-screw 202, be provided with the first sealing ring 204 and the first retaining ring 205, between sub-screw 202 and screw head 203, be provided with the second sealing ring 206 and the second retaining ring 207.Two cover sealing rings and retaining ring cooperating can play comprehensive fluid reflowing result, guarantee fluid not to the exhaust ports overflow of barrel, solve overflow problem.In use procedure, when wherein a set of sealing ring and retaining ring damage, screw rod can also normally work, and substantially increases the service life of screw rod.
With reference to Fig. 4, metering dehydrating unit 300 of the present utility model forms primarily of metering seat 301, metering axle 302, first motor 303.Be provided with feeding-passage 304 and the measurement channel 305 of vertical handing-over in metering seat 301, feeding-passage 304, for for raw material process, is provided with gauge assembly in measurement channel 305, carries out accurate measurement to the raw material of process.
Particularly, one end of feeding-passage 304 is charging aperture, and the charging aperture 101 that the other end is used for barrel 100 connects, as shown in Figure 2.For the ease of charging, charging aperture is set to the pyramidal structure narrowed gradually from outside to inside.Utilize the charging aperture of this pyramidal structure, raw material can enter in feeding-passage 304 more concentratedly.
Metering axle 302 is located in measurement channel 305, and this measurement channel 305 is through, and two ends are respectively equipped with the first motor 303 and metering seat end cap 306.The shape of metering axle 302 is mated with measurement channel 305, and measurement channel 305 is cylindric, and measuring axle 302 entirety is mate with it cylindric.One end of metering axle 302 is located at by first motor 303, and the first motor 303 is fixed on and measures on seat 301 and be connected with metering axle 302, rotates for driving metering axle 302.Metering seat end cap 306 is fixed at the other end of measurement channel 305, is coupling for metering axle 302.In order to easy to assembly, this metering seat end cap 306 is preferably fixed on metering seat 301 removably.When needs are safeguarded metering axle 302 or change, metering seat end cap 306 can be unloaded, then the metering axle 302 of inside be operated.
Metering axle 302 is for measuring the raw material entered in feeding-passage 304 and carrying.The position of therefore measuring the corresponding feeding-passage 304 of axle 302 is provided with moving blade 305.This moving blade 305 is followed metering axle 302 and is rotated, and when moving blade 305 rotates, raw material can be toggled it to charging aperture 101 side by moving blade 305 from charging aperture side.As preferably, the width of moving blade 305 mates with the width of feeding-passage 304, and the part of metering axle 302 outside feeding-passage 304 is set to be close to measurement channel 305 cylindric.
Use front moving blade 305 often to rotate its raw material quantity driven of one-period to measure in advance and obtain, the number of revolutions that only need control moving blade 305 when therefore specifically using just accurately can control the quantity of the raw material that will carry, in addition, the velocity of rotation by controlling moving blade 305 just can control the transporting velocity of raw material.Based on above-mentioned principle, measurement charging device can control the quantity of the raw material that will consume accurately, realize supplying as required, the stop that raw material is too much inside barrel can not be caused, avoid surplus stock to stop and the various defects that cause in barrel for a long time, as: the phenomenons such as blackout, jaundice, aberration.
With reference to Fig. 5, exhaust apparatus 400 comprises the second motor 401, motor cabinet 402, aiutage 403 and vented screw 404.Be provided with inner chamber in motor cabinet 402, one end of aiutage 403 to be fixed on motor cabinet 402 and to communicate with the inner chamber of motor cabinet 2, and the other end is connected with the exhaust outlet 102 of barrel 100.Second motor 401 is fixed on motor cabinet 402, vented screw 404 is arranged in aiutage 403, be fixedly linked in the inner chamber that one end of vented screw 404 extends to motor cabinet 402 and with the drive end of the second motor 401 and rotate to drive by the second motor 401, the inner chamber of motor cabinet 402 is provided with venthole 405.
After having assembled, between the exhaust outlet 102 of barrel 100 and the venthole 405 of exhaust apparatus 400, ventilating return can be formed by the inner chamber of aiutage 403 and motor cabinet 402.During work, vented screw 404 continues to rotate under the driving effect of the second motor 401, plays and leads wind action.
In order to make the assembling of exhaust apparatus convenient, aiutage 403 preferably adopts the mode that is spirally connected and motor cabinet 402 to be fixedly linked.Particularly, aiutage 403 is provided with thread head 406 for the one end be connected with motor cabinet 402, and aiutage 403 is locked on motor cabinet 402 by thread head 406.During use, aiutage 403 can disassemble easily and carry out safeguarding or changing.In addition, the conveniently installation of exhaust apparatus, the outside of aiutage 403 is preferably provided with holder 407, utilizes this holder 407 exhaust apparatus can be fixedly installed to easily on barrel 100.
Taken out of by vented screw in order to avoid melt and cause overflow phenomenon, vented screw 4 is preferably provided with the counterclockwise spiral shell rib 408 contrary with vented screw rotation direction near one end of the steam vent of barrel, be then provided with the clockwise spiral shell rib 409 identical with vented screw rotation direction near one end of motor.Above-mentioned counterclockwise spiral shell rib 408 can avoid melt to be taken in aiutage by vented screw, and spiral shell rib 409 then plays the effect being directed to venthole to air clockwise.
The hard to bear single-chip microcomputer dispatch control system control work of the utility model energy, system stability is reliable.During work, barrel there will not be overflow phenomenon, can in industrial circle extensive use and popularization.On the whole, the utility model have energy-conservation, cost-saving, improve product joint line, improve product color blending effect, improve product jaundice problem, improve product by the gross irregular colour, improve the advantages such as product transparency.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (8)
1. an injection machine metering dehumidification system, comprise barrel, be located at screw rod assembly in barrel and the measurement charging device be located at outside barrel and exhaust apparatus, it is characterized in that: described screw rod assembly comprises the driving screw be connected in series successively, sub-screw and screw head, the pitch of driving screw is greater than the pitch of sub-screw, the first sealing ring and the first retaining ring is provided with between driving screw and sub-screw, the second sealing ring and the second retaining ring is provided with between sub-screw and screw head, driving screw is provided with feeding section from top successively to end, compression section, releasing section and transition, the position of the corresponding feeding section of barrel is provided with charge door, measurement charging device is connected with charge door, the position of the corresponding releasing section of barrel is provided with exhaust outlet, exhaust apparatus is connected with exhaust outlet.
2. a kind of injection machine metering dehumidification system according to claim 1, it is characterized in that: described measurement charging device comprises metering seat, feeding-passage and the measurement channel of vertical handing-over is provided with in metering seat, one end of feeding-passage is set to charging aperture, the other end is connected with charge door, measurement channel is built-in with the metering axle that can rotate in measurement channel of form fit, one end of metering axle is provided with the first motor be fixed on for driving metering axle to rotate on metering seat, and the position of the corresponding feeding-passage of described metering axle is provided with moving blade.
3. a kind of injection machine metering dehumidification system according to claim 2, is characterized in that: the charging aperture of described feeding-passage is the pyramidal structure narrowed gradually from outside to inside.
4. a kind of injection machine metering dehumidification system according to claim 2, is characterized in that: the other end of described metering axle is coupling on a metering seat end cap, and metering seat end cap is fixed on metering seat removably.
5. a kind of injection machine metering dehumidification system according to claim 1, it is characterized in that: described exhaust apparatus comprises the second motor, motor cabinet, aiutage and vented screw, inner chamber is provided with in motor cabinet, one end of aiutage is fixed on motor cabinet and with the inner chamber of motor cabinet and communicates, the other end is connected with the exhaust outlet of barrel, second motor is fixed on motor cabinet, vented screw is arranged in aiutage, be fixedly linked with by the second motor-driven rotation with the drive end of the second motor in the inner chamber that one end of vented screw extends to motor cabinet, the inner chamber of motor cabinet is provided with venthole.
6. a kind of injection machine metering dehumidification system according to claim 5, is characterized in that: one end that described aiutage is used for being connected with motor cabinet is provided with thread head, and aiutage is locked on motor cabinet by described thread head.
7. a kind of injection machine metering dehumidification system according to claim 5, it is characterized in that: described vented screw is provided with the counterclockwise spiral shell rib contrary with vented screw rotation direction near one end of the steam vent of barrel, be provided with the clockwise spiral shell rib identical with vented screw rotation direction near one end of the second motor.
8. a kind of injection machine metering dehumidification system according to claim 5, is characterized in that: the outside of described aiutage is provided with holder, and exhaust apparatus is fixedly installed on barrel by holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520108579.3U CN204505739U (en) | 2015-02-13 | 2015-02-13 | A kind of injection machine metering dehumidification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520108579.3U CN204505739U (en) | 2015-02-13 | 2015-02-13 | A kind of injection machine metering dehumidification system |
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| Publication Number | Publication Date |
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| CN204505739U true CN204505739U (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520108579.3U Withdrawn - After Issue CN204505739U (en) | 2015-02-13 | 2015-02-13 | A kind of injection machine metering dehumidification system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104742332A (en) * | 2015-02-13 | 2015-07-01 | 芜湖米斯机械科技有限公司 | Metering and dehumidifying system for injection molding machine |
-
2015
- 2015-02-13 CN CN201520108579.3U patent/CN204505739U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104742332A (en) * | 2015-02-13 | 2015-07-01 | 芜湖米斯机械科技有限公司 | Metering and dehumidifying system for injection molding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150729 Effective date of abandoning: 20160914 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |