CN105128268A - High-pressure multi-cylinder continuous injection molding device - Google Patents
High-pressure multi-cylinder continuous injection molding device Download PDFInfo
- Publication number
- CN105128268A CN105128268A CN201510476556.2A CN201510476556A CN105128268A CN 105128268 A CN105128268 A CN 105128268A CN 201510476556 A CN201510476556 A CN 201510476556A CN 105128268 A CN105128268 A CN 105128268A
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- China
- Prior art keywords
- raw material
- cylinder
- metering
- high pressure
- injection part
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/18—Feeding the material into the injection moulding apparatus, i.e. feeding the non-plastified material into the injection unit
- B29C45/1808—Feeding measured doses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/18—Feeding the material into the injection moulding apparatus, i.e. feeding the non-plastified material into the injection unit
- B29C45/1866—Feeding multiple materials
Abstract
The invention discloses a high-pressure multi-cylinder continuous injection molding device. The high-pressure multi-cylinder continuous injection molding device comprises a raw material output part, an injection part and a mixing device. The raw material output part comprises a first raw material output part body and a second raw material output part body. The injection part comprises a first injection part body and a second injection part body. The first injection part body comprises a first high-pressure cylinder and two first metering cylinders communicated with the first high-pressure cylinder. The second injection part body comprises a second high-pressure cylinder and two second metering cylinders communicated with the second high-pressure cylinder. One first metering cylinder is communicated with the first raw material output part body and the mixing device, and the other first metering cylinder is communicated with the second raw material output part body and the mixing device. One second metering cylinder is communicated with the first raw material output part body and the mixing device, and the other second metering cylinder is communicated with the second raw material output part and the mixing device. The two sets of injection part bodies are arranged, and therefore two sets of raw materials can be continuously injected into the mixing device at the same time.
Description
Technical field
The present invention relates to a kind of Coinjection molding apparatus, be specifically related to the continuous Coinjection molding apparatus of a kind of high pressure multi-cylinder.
Background technology
Traditional Coinjection molding apparatus comprises a raw material efferent, an injection part and a blender.Described raw material efferent comprises one first raw material efferent and one second raw material efferent; After the second raw material that the first raw material exported from described first raw material efferent and described second raw material efferent export fills described injection part, under the impetus of described injection part, enter into blender mix.Above-mentioned Coinjection molding apparatus is in injection molding process, raw material is all pushed to after in described blender by described injection part, need to wait for that described raw material efferent carries out raw material next time and injects, fill described injection part and need the regular hour, thus cause the described injection part of described Coinjection molding apparatus cannot realize successional injection moulding.In addition, the bore entering the cast gate of shaped device (not shown) due to raw material from blender is very little, makes described injection part raw material to be pushed to the process in blender consuming time also longer, is also unfavorable for the continuously shaped fast of described Coinjection molding apparatus.
Summary of the invention
In view of this, be necessary that providing a kind of can realize continuously and the continuous Coinjection molding apparatus of high pressure multi-cylinder of high pressure injection moulding.
The continuous Coinjection molding apparatus of a kind of high pressure multi-cylinder, it comprises a raw material efferent, an injection part and a blender; Described raw material efferent comprises one first raw material efferent and one second raw material efferent; Described injection part comprises one first injection part and one second injection part; Described first injection part comprises one first high pressure cylinder and two the first metering cylinders be communicated with described first high pressure cylinder; Described second injection part comprises one second high pressure cylinder and two the second metering cylinders be communicated with described second high pressure cylinder; Wherein one first metering cylinder is communicated with described blender with described first raw material efferent, and another first metering cylinder is communicated with described blender with described second raw material efferent; Wherein one second metering cylinder is communicated with described blender with described first raw material efferent, and another second metering cylinder is communicated with described blender with described second raw material efferent; When the first raw material be injected into respectively in described first injection part two the first metering cylinders and the second raw material are in the process injecting to blender, in second metering cylinder of described raw material efferent respectively to described two the second injection part, inject the first raw material and the second raw material; Described first injection part and described second injection part be injection and injection alternately.
The continuous Coinjection molding apparatus of high pressure multi-cylinder provided by the invention, thus can by two groups of raw materials simultaneously and continuous print is expelled in blender by arranging two groups of raw material efferents and two groups of injection part; In addition, by arranging high pressure cylinder in injection part, thus the raw material in metering cylinder is made to be expelled in blender fast.
Accompanying drawing explanation
Fig. 1 is the structural representation of the continuous Coinjection molding apparatus of high pressure multi-cylinder of the present invention.
Fig. 2 is the structural representation of the raw material efferent in the continuous Coinjection molding apparatus of high pressure multi-cylinder in Fig. 1.
Fig. 3 is the structural representation of the injection part in the continuous Coinjection molding apparatus of high pressure multi-cylinder in Fig. 1.
Detailed description of the invention
Clearly understand to make object of the present invention, technical scheme and advantage, below in conjunction with drawings and Examples, the present invention is further elaborated, is to be understood that, specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
As shown in Figure 1, the invention provides the continuous Coinjection molding apparatus 100 of a kind of high pressure multi-cylinder, it is for silicon gel injection forming.The continuous Coinjection molding apparatus 100 of described high pressure multi-cylinder comprises raw material efferent 10, injection part 20, blender 30 and a forming part (not shown).
Described raw material efferent 10 comprises one first raw material efferent 11 and one second raw material efferent 12, described first raw material efferent 11 is for exporting the first raw material, described second raw material efferent 12 is for exporting the second raw material, and described first raw material is different from described second raw material.
Described first raw material efferent 11 comprises one first Raw material pail 111,1 first fairing cap 112,1 first mateiral pump 113,1 first cylinder 114, two first pressurized cylinder 115 and first crossbeams 116.Described first Raw material pail 111 is in cylindric, and described first raw material containing is in described first Raw material pail 111.Described first fairing cap 112 is in umbrella and its center position is provided with one first charging aperture 1121, and this first fairing cap 112 to be housed in described first Raw material pail 111 and to fit tightly with described first raw material.Described first fairing cap 112 is fixed on the lower end of described first mateiral pump 113, and described first mateiral pump 113 is connected with described first charging aperture 1121.Cylinder rod and the taking out of described first mateiral pump 113 of described first cylinder 114 expect that axle is fixedly connected, and this first cylinder 114 is fixed on described first crossbeam 116 with described first mateiral pump 113.The cylinder rod of described two the first pressurized cylinder 115 is fixedly connected with described first crossbeam 116, move to drive described first crossbeam 116, thus drive described first fairing cap 112 to move in described first Raw material pail 111, ensure described first fairing cap 112 and described first raw material close contact, enter into described first charging aperture 1121 with the first raw material promoting to be arranged in described first Raw material pail 111.Described first raw material entered in described first charging aperture 1121, for driving described first mateiral pump 113, is injected in described injection part 20 by described first cylinder 114.
The structure of described second raw material efferent 12 is identical with the structure of described first raw material efferent 11.Described second raw material efferent 12 comprises one second Raw material pail 121,1 second fairing cap 122,1 second mateiral pump 123,1 second cylinder 124 and two the second pressurized cylinder 125.Described second Raw material pail 121 is in cylindric, and described second raw material containing is in described second Raw material pail 121.Described second fairing cap 122 is in umbrella and its center position is provided with one second charging aperture 1221, and this second fairing cap 122 to be housed in described second Raw material pail 121 and to fit tightly with described second raw material.Described second fairing cap 122 is fixed on the lower end of described second mateiral pump 123, and described second mateiral pump 123 is connected with described second charging aperture 1221.Cylinder rod and the taking out of described second mateiral pump 123 of described second cylinder 124 expect that axle is fixedly connected, and this second cylinder 124 is fixed on described second cross beam 126 with described second mateiral pump 123.The cylinder rod of described two the second pressurized cylinder 125 is fixedly connected with described second cross beam 126, move to drive described second cross beam 126, thus drive described second fairing cap 122 to move in described second Raw material pail 121, ensure described second fairing cap 122 and described second raw material close contact, enter into described second charging aperture 1221 with the second raw material promoting to be arranged in described second Raw material pail 121.Described second raw material entered in described second charging aperture 1221, for driving described second mateiral pump 123, is injected in described injection part 20 by described second cylinder 124.
Described injection part 20 comprises one first injection part 21 and one second injection part 22.First raw material and the second raw material are expelled in described blender 30 by 1:1 proportioning by described first injection part 21 and described second injection part 22 simultaneously.
Described first injection part 21 comprises one first high pressure cylinder, 211, two the first metering cylinders 212 and four the first check valves 213.Described first high pressure cylinder 211 is oil cylinder, and described first high pressure cylinder 211 is connected with described two the first metering cylinders 212 respectively, and the raw material output pressure of described first metering cylinder 212 can between 48-65 MPas.One of them first metering cylinder 212 is communicated between described first mateiral pump 113 and described blender 30, and another first metering cylinder 212 is communicated between described second mateiral pump 213 and described blender 30.Described four the first check valves 213 to be separately positioned between described first metering cylinder 212 and described first mateiral pump 113, between described first metering cylinder 212 and described blender 30, described in another between the first metering cylinder 212 and described second mateiral pump 213, described in another between the first metering cylinder 212 and described blender 30.Described first check valve 213 is for preventing described first raw material or described second raw material backflow.
Described second injection part 22 comprises one second high pressure cylinder, 221, two the second metering cylinders 222 and four the second check valves 223.Described second high pressure cylinder 221 is oil cylinder, and described second high pressure cylinder 221 is connected with described two the second metering cylinders 222 respectively, and the raw material output pressure of described second metering cylinder 222 can between 48-65 MPas.One of them second metering cylinder 222 is communicated between described first mateiral pump 113 and described blender 30, and another second metering cylinder 222 is communicated between described second mateiral pump 223 and described blender 30.Described four the second check valves 223 to be separately positioned between described second metering cylinder 222 and described first mateiral pump 113, between described second metering cylinder 222 and described blender 30, described in another between the second metering cylinder 222 and described second mateiral pump 223, described in another between the second metering cylinder 222 and described blender 30.Described second check valve 223 is for preventing described first raw material or described second raw material backflow.
Described blender 30 comprises a premixer 31 and a static mixer 32 be connected with described premixer 31.Described premixer 31 is connected with described injection part 20, and described static mixer 32 is connected with described forming part.After described first raw material and described second raw material are introduced into the mixing of described premixer 31, then enter after described static mixer 32 further mixes and enter into described forming part.
Described forming part be the routine that adopts of those skilled in the art be suitable for the shaping shaped device of colloidal material, be not just described in detail in the present embodiment.
In injection molding process, described first injection part 21 first remains on a high pressure conditions, described first metering cylinder 212 under the impetus of described first high pressure cylinder 211, respectively by the first raw material of being contained in described two the first metering cylinders 212 and described second feed injection in described blender 30.Now, described second injection part 22 is remaining on a low-pressure state on last stage after in described first raw material and described second feed injection to described blender 30, and described first raw material and described second raw material are injected in two the second metering cylinders 222 in described second injection part 22 by described first raw material efferent 11 and described second raw material efferent 12 respectively.After filling full described first raw material and described second raw material respectively in two described second metering cylinders 222, described second injection part 22 remains on a high pressure conditions.And now, described first metering cylinder 212 in described first injection part 21 is by after in described first raw material and described second feed injection to described blender 30, and described first injection part 21 remains on a low-pressure state.Described first injection part 21 switches under high-low pressure state mutually with described second injection part 22, alternately injection and injection, thus realizes described first raw material and described second raw material to be expelled in described blender 30 simultaneously.
The continuous Coinjection molding apparatus of high pressure multi-cylinder provided by the invention, thus can by two groups of raw materials simultaneously and continuous print is expelled in blender by arranging two groups of raw material efferents and two groups of injection part; In addition, by arranging high pressure cylinder in injection part, thus the raw material in metering cylinder is made to be expelled in blender fast; To sum up, thus effectively improve the injection moulding speed of the continuous Coinjection molding apparatus of described high pressure multi-cylinder.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the continuous Coinjection molding apparatus of high pressure multi-cylinder, it comprises a raw material efferent, an injection part and a blender; Described raw material efferent comprises one first raw material efferent and one second raw material efferent; Described injection part comprises one first injection part and one second injection part; Described first injection part comprises one first high pressure cylinder and two the first metering cylinders be communicated with described first high pressure cylinder; Described second injection part comprises one second high pressure cylinder and two the second metering cylinders be communicated with described second high pressure cylinder; Wherein one first metering cylinder is communicated with described blender with described first raw material efferent, and another first metering cylinder is communicated with described blender with described second raw material efferent; Wherein one second metering cylinder is communicated with described blender with described first raw material efferent, and another second metering cylinder is communicated with described blender with described second raw material efferent; When the first raw material be injected into respectively in described first injection part two the first metering cylinders and the second raw material are in the process injecting to blender, in second metering cylinder of described raw material efferent respectively to described two the second injection part, inject the first raw material and the second raw material; Described first injection part and described second injection part be injection and injection alternately.
2. the continuous Coinjection molding apparatus of high pressure multi-cylinder according to claim 1, it is characterized in that, described first raw material efferent comprises one first Raw material pail, one first fairing cap, one first mateiral pump, one first cylinder, two the first pressurized cylinder and a first crossbeam; Described first fairing cap is housed in described first Raw material pail, described first mateiral pump is connected with described first fairing cap, described first cylinder and described first mateiral pump are fixed on described first crossbeam, described first cylinder is connected with described first mateiral pump to drive described first mateiral pump start, and described first pressurized cylinder is fixedly connected with described first crossbeam to drive described first crossbeam to move.
3. the continuous Coinjection molding apparatus of high pressure multi-cylinder according to claim 2, is characterized in that, described first fairing cap is umbrella, and its center position is provided with first charging aperture be connected with described first mateiral pump.
4. the continuous Coinjection molding apparatus of high pressure multi-cylinder according to claim 2, is characterized in that, described first mateiral pump is connected with one of them first metering cylinder and one of them the second metering cylinder.
5. the continuous Coinjection molding apparatus of high pressure multi-cylinder according to claim 1, it is characterized in that, described second raw material efferent comprises one second Raw material pail, one second fairing cap, one second mateiral pump, one second cylinder, two the second pressurized cylinder and a second cross beam; Described second fairing cap is housed in described second Raw material pail, described second mateiral pump is connected with described second fairing cap, described second cylinder and described second mateiral pump are fixed on described second cross beam, described second cylinder is connected with described second mateiral pump to drive described second mateiral pump start, and described second pressurized cylinder is fixedly connected with described second cross beam to drive described second cross beam to move.
6. the continuous Coinjection molding apparatus of high pressure multi-cylinder according to claim 5, is characterized in that, described second fairing cap is umbrella, and its center position is provided with second charging aperture be connected with described second mateiral pump.
7. the continuous Coinjection molding apparatus of high pressure multi-cylinder according to claim 5, is characterized in that, described second mateiral pump is connected with one of them first metering cylinder and one of them the second metering cylinder.
8. the continuous Coinjection molding apparatus of high pressure multi-cylinder according to claim 1, is characterized in that, described two the first metering cylinders are corresponding and be respectively arranged with one first check valve between described first raw material efferent and described second raw material efferent; One first check valve is respectively arranged with between described two the first metering cylinders correspondences and described blender.
9. the continuous Coinjection molding apparatus of high pressure multi-cylinder according to claim 1, is characterized in that, described two the second metering cylinders are corresponding and be respectively arranged with one second check valve between described first raw material efferent and described second raw material efferent; One second check valve is respectively arranged with between described two the second metering cylinders correspondences and described blender.
10. the continuous Coinjection molding apparatus of high pressure multi-cylinder according to claim 1, is characterized in that, described blender comprises a premixer and a static mixer be connected with described premixer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510476556.2A CN105128268B (en) | 2015-08-06 | 2015-08-06 | The continuous Coinjection molding apparatus of high pressure multi-cylinder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510476556.2A CN105128268B (en) | 2015-08-06 | 2015-08-06 | The continuous Coinjection molding apparatus of high pressure multi-cylinder |
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| CN105128268A true CN105128268A (en) | 2015-12-09 |
| CN105128268B CN105128268B (en) | 2017-07-25 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| AT371763B (en) * | 1981-09-14 | 1983-07-25 | Engel Kg L | DOSING AND SYRINGE UNIT FOR INJECTION MOLDING MACHINES |
| CN201082408Y (en) * | 2007-08-17 | 2008-07-09 | 李冬来 | Single component silica gel feeding device |
| CN201189454Y (en) * | 2008-04-29 | 2009-02-04 | 佛山市金银河机械设备有限公司 | Double group staggered form running multi-constituent quantification static mixer |
| CN101708440A (en) * | 2009-11-11 | 2010-05-19 | 佛山市顺德区翔荣精细化工有限公司 | Static mixer of silicone sealant and method thereof for preparing silicone sealant |
| CN201587092U (en) * | 2009-11-30 | 2010-09-22 | 浙江九天科技有限公司 | Continuous feed pumping machine for injection liquid silicon rubber hollow composite insulator |
| CN202174724U (en) * | 2011-07-20 | 2012-03-28 | 广州天沅橡胶制品有限公司 | Liquid silica gel tube extruding machine |
| CN205009496U (en) * | 2015-08-06 | 2016-02-03 | 鄂州市德标机械有限公司 | Alternative injection moulding device |
-
2015
- 2015-08-06 CN CN201510476556.2A patent/CN105128268B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT371763B (en) * | 1981-09-14 | 1983-07-25 | Engel Kg L | DOSING AND SYRINGE UNIT FOR INJECTION MOLDING MACHINES |
| CN201082408Y (en) * | 2007-08-17 | 2008-07-09 | 李冬来 | Single component silica gel feeding device |
| CN201189454Y (en) * | 2008-04-29 | 2009-02-04 | 佛山市金银河机械设备有限公司 | Double group staggered form running multi-constituent quantification static mixer |
| CN101708440A (en) * | 2009-11-11 | 2010-05-19 | 佛山市顺德区翔荣精细化工有限公司 | Static mixer of silicone sealant and method thereof for preparing silicone sealant |
| CN201587092U (en) * | 2009-11-30 | 2010-09-22 | 浙江九天科技有限公司 | Continuous feed pumping machine for injection liquid silicon rubber hollow composite insulator |
| CN202174724U (en) * | 2011-07-20 | 2012-03-28 | 广州天沅橡胶制品有限公司 | Liquid silica gel tube extruding machine |
| CN205009496U (en) * | 2015-08-06 | 2016-02-03 | 鄂州市德标机械有限公司 | Alternative injection moulding device |
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| CN105128268B (en) | 2017-07-25 |
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