CN105729730A - Spray conversion device of two-stage type injection molding machine - Google Patents
Spray conversion device of two-stage type injection molding machine Download PDFInfo
- Publication number
- CN105729730A CN105729730A CN201610228347.0A CN201610228347A CN105729730A CN 105729730 A CN105729730 A CN 105729730A CN 201610228347 A CN201610228347 A CN 201610228347A CN 105729730 A CN105729730 A CN 105729730A
- Authority
- CN
- China
- Prior art keywords
- channel
- spool
- melt flow
- flow channel
- injection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- 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
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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
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/53—Means for plasticising or homogenising the moulding material or forcing it into the mould using injection ram or piston
- B29C45/54—Means for plasticising or homogenising the moulding material or forcing it into the mould using injection ram or piston and plasticising screw
-
- 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
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/58—Details
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a spray conversion device of a two-stage type injection molding machine. The device comprises a body; and a melt runner communicating with an extruding device and an injecting channel communicating with an injecting device are arranged in the body. The device is characterized in that a metering channel is arranged between the melt runner and the injecting channel and communicates with the injecting channel; the metering channel communicates with the melt runner through a stop valve; and a storage channel communicating with a storage device is arranged in the body and communists with the melt runner. The device has the beneficial effects that in the process that plastic melt enters the injecting device from the extruding device and then is injected into a mold from the injecting device, the plastic melt forms first-in first-out one-way circulation through the metering channel and the injecting channel, it is avoided that the plastic melt forms material clog in the body, and blockage of the runner and accumulation of old materials are also avoided.
Description
Technical field
The present invention relates to injection machine, particularly relate to the meltallizing conversion equipment of a kind of two steps type injection machine.
Background technology
Two steps type injection machine separates plastics preformed and injection, preformed and injection two parts are combined in conjunction with storage device by meltallizing conversion equipment or meltallizing conversion equipment, it utilizes the preformed that single screw rod or double screw extruder realize plastics to melt, and the injection mechanism of recycling plunger type is expelled to plastic melt in mould.Owing to two steps type injection machine has, the wide ranges of machinable material, volumetric injection be big, efficiency advantages of higher, is therefore widely used.But the meltallizing shifter in two steps type injection machine is operationally at present, have in sub-fraction plastic melt region between the spool of meltallizing shifter and injection piston front end always and play back and forth in the region between the spool and the front end of storing plunger of meltallizing shifter, forever do not enter in mould, form material stalk, of long duration, material stalk weather stain, easily block runner, and when colour changing or replacing material, due to the existence of material stalk, cause that old material cannot thoroughly be cleaned out.
Summary of the invention
The technical problem to be solved is to provide one can eliminate material stalk, it is to avoid the meltallizing conversion equipment of the two steps type injection machine that runner blocking and old material accumulate.
This invention address that the technical scheme that above-mentioned technical problem adopts is: the meltallizing conversion equipment of a kind of two steps type injection machine, including main body, the melt flow channel being connected with extrusion device and the injection canal being connected with injection device it is provided with in described main body, it is provided with measurement channel between described melt flow channel and described injection canal, described measurement channel is connected with described injection canal, it is connected by stop valve between described measurement channel and described melt flow channel, described main body is provided with the storing passage being connected with storage device, described storing passage is connected with described melt flow channel.
Described stop valve includes the first spool, the first spool installation cavity it is provided with in described main body, the first described spool is arranged in the first described spool installation cavity and is slidably matched with described main body, described melt flow channel is connected with the first described spool installation cavity, described measurement channel is connected with the first described spool installation cavity, is provided with when injection machine is in metering state for connecting the first passage of described melt flow channel and described measurement channel in the first described spool.
Described storing passage includes the first storing passage and the second storing passage that are connected respectively with described storage device, and the first described storing passage is connected with described melt flow channel by switching valve with the second described storing passage.
Described switching valve includes the second spool, described main body is provided with the second spool installation cavity, described melt flow channel is connected with the second described spool installation cavity, the first described storing passage is connected with the second described spool installation cavity respectively with the second described storing passage, the second described spool is arranged in the second described spool installation cavity and is slidably matched with described main body, the second described spool is provided with second channel, described second channel when two steps type injection machine is in different duties for connecting described melt flow channel and the first described storing passage or for connecting described melt flow channel and the second described storing passage.
The inclined shape of described measurement channel, and described measurement channel is connected near one end of described injection device with described injection canal.
The shape of the injection piston front end in described injection device and the mating shapes of described injection canal.
Compared with prior art, it is an advantage of the invention that owing to being provided with measurement channel between melt flow channel and injection canal, measurement channel is separate with injection canal, from extrusion device, injection device is entered at plastic melt, being expelled in the process mould from injection device, plastic melt, through measurement channel and injection canal, forms the one-way circulation of first in first out again, avoid plastic melt in main body, form material stalk, it also avoid runner blocking and old material accumulates；And for having the two steps type injection machine of storage device, owing to main body being provided with the first storing passage and the second storing passage, plastic melt from extrusion device enter into storage device time, by controlling the second spool, plastic melt is made to enter storage device from the first storing passage, and plastic melt need from storage device extrude into injection device time, by controlling the second spool, plastic melt is made to extrude from the second storing passage, also the one-way circulation of first in first out is formed, avoid plastic melt in main body, form material stalk, it also avoid runner blocking and old material accumulates.
Accompanying drawing explanation
Fig. 1 is the internal structure schematic diagram of the embodiment of the present invention one；
Fig. 2 is the sectional view of A-A in Fig. 1；
Fig. 3 is the sectional view of B-B in Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
nullEmbodiment one: as shown in the figure，A kind of meltallizing conversion equipment of two steps type injection machine，Including main body 1，The melt flow channel 11 being connected with extrusion device 3 and the injection canal 12 being connected with injection device 4 it is provided with in main body 1，The shape of injection piston 41 front end in injection device 4 and the mating shapes of injection canal 12，The measurement channel 13 of inclined shape it is provided with between melt flow channel 11 and injection canal 12，One end of measurement channel 13 is connected near one end of injection device 4 with injection canal 12，It is connected by stop valve between measurement channel 13 with melt flow channel 11，Stop valve includes the first spool 2，The first spool installation cavity (not marking in figure) it is provided with in main body 1，First spool 2 is arranged in the first spool installation cavity (not marking in figure) and is slidably matched with main body 1，Melt flow channel 11 is connected with the first spool installation cavity (not marking in figure)，The other end and the first spool installation cavity (not marking in figure) of measurement channel 13 are connected，First spool 2 is provided with when injection machine is in metering state for connecting the first passage 21 of melt flow channel 11 and measurement channel 13；
nullMain body 1 is provided with the first storing passage 14 and the second storing passage 15 being connected with storage device 6 respectively，First storing passage 14 is connected with melt flow channel 11 by switching valve with the second storing passage 15，Switching valve includes the second spool 5，Main body 1 is provided with the second spool installation cavity (not marking in figure)，Melt flow channel 11 is connected with the second spool installation cavity (not marking in figure)，First storing passage 14 is connected with the second spool installation cavity (not marking in figure) respectively with the second storing passage 15，Second spool 5 is arranged in the second spool installation cavity (not marking in figure) and is slidably matched with main body 1，Second spool 5 is provided with second channel 51，Second channel 51 when two steps type injection machine is in different duties for connecting melt flow channel 11 and the first storing passage 14 or for connecting melt flow channel 11 and the second storing passage 15.
nullIn above-described embodiment one，The work process of this meltallizing conversion equipment is: when injection device 4 is in injection state，Control the first spool 2 and cut off melt flow channel 11 and measurement channel 13，Control the second spool 5 and connect melt flow channel 11 and the first storing passage 14，Plastic melt in injection device 4 is expelled in mould through injection canal 12，Simultaneously，Plastic melt in extrusion device 3 is through melt flow channel 11、Second channel 51 in second spool 5、First storing passage 14 enters in storage device 6，And when injection device 4 is injected complete，When being switched to metering state，Control the second spool 5 and connect melt flow channel 11 and the second storing passage 15，Control the first spool 2 and connect melt flow channel 11 and measurement channel 13，Plastic melt in storage device 6 is through the second storing passage 15、Second channel 51 in second spool 5、Melt flow channel 11 and measurement channel 13 enter in injection device 4，Simultaneously，Plastic melt in extrusion device 3 also enters in injection device 4 through melt flow channel 11 and measurement channel 13.
nullEmbodiment two，A kind of meltallizing conversion equipment of two steps type injection machine，Including main body 1，The melt flow channel 11 being connected with extrusion device 3 and the injection canal 12 being connected with injection device 4 it is provided with in main body 1，The shape of injection piston 41 front end in injection device 4 and the mating shapes of injection canal 12，The measurement channel 13 of inclined shape it is provided with between melt flow channel 11 and injection canal 12，One end of measurement channel 13 is connected near one end of injection device 4 with injection canal 12，It is connected by stop valve between measurement channel 13 with melt flow channel 11，Stop valve includes the first spool 2，The first spool installation cavity (not marking in figure) it is provided with in main body 1，First spool 2 is arranged in the first spool installation cavity (not marking in figure) and is slidably matched with main body 1，Melt flow channel 11 is connected with the first spool installation cavity (not marking in figure)，The other end and the first spool installation cavity (not marking in figure) of measurement channel 13 are connected，First spool 2 is provided with when injection machine is in metering state for connecting the first passage 21 of melt flow channel 11 and measurement channel 13，Main body 1 is provided with the storing passage being connected with storage device 6，Storing passage is connected with melt flow channel 11.
Claims (6)
1. the meltallizing conversion equipment of a two steps type injection machine, including main body, the melt flow channel being connected with extrusion device and the injection canal being connected with injection device it is provided with in described main body, it is characterized in that being provided with measurement channel between described melt flow channel and described injection canal, described measurement channel is connected with described injection canal, it is connected by stop valve between described measurement channel and described melt flow channel, described main body is provided with the storing passage being connected with storage device, described storing passage is connected with described melt flow channel.
2. the meltallizing conversion equipment of a kind of two steps type injection machine as claimed in claim 1, it is characterized in that described stop valve includes the first spool, the first spool installation cavity it is provided with in described main body, the first described spool is arranged in the first described spool installation cavity and is slidably matched with described main body, described melt flow channel is connected with the first described spool installation cavity, described measurement channel is connected with the first described spool installation cavity, the first described spool is provided with when injection machine is in metering state for connecting the first passage of described melt flow channel and described measurement channel.
3. the meltallizing conversion equipment of a kind of two steps type injection machine as claimed in claim 1, it is characterized in that the first storing passage and the second storing passage that described storing passage includes being connected respectively with described storage device, the first described storing passage is connected with described melt flow channel by switching valve with the second described storing passage.
4. the meltallizing conversion equipment of a kind of two steps type injection machine as claimed in claim 3, it is characterized in that described switching valve includes the second spool, described main body is provided with the second spool installation cavity, described melt flow channel is connected with the second described spool installation cavity, the first described storing passage is connected with the second described spool installation cavity respectively with the second described storing passage, the second described spool is arranged in the second described spool installation cavity and is slidably matched with described main body, the second described spool is provided with second channel, described second channel when two steps type injection machine is in different duties for connecting described melt flow channel and the first described storing passage or for connecting described melt flow channel and the second described storing passage.
5. the meltallizing conversion equipment of a kind of two steps type injection machine as claimed in claim 1, it is characterised in that the inclined shape of described measurement channel, and described measurement channel is connected near one end of described injection device with described injection canal.
6. the meltallizing conversion equipment of a kind of two steps type injection machine as claimed in claim 1, it is characterised in that the shape of the injection piston front end in described injection device and the mating shapes of described injection canal.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620169761 | 2016-03-07 | ||
| CN2016201697614 | 2016-03-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105729730A true CN105729730A (en) | 2016-07-06 |
| CN105729730B CN105729730B (en) | 2018-05-18 |
Family
ID=56255377
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610228347.0A Active CN105729730B (en) | 2016-03-07 | 2016-04-13 | A kind of meltallizing conversion equipment of two steps type injection molding machine |
| CN201620307433.6U Withdrawn - After Issue CN205522256U (en) | 2016-03-07 | 2016-04-13 | Meltallizing conversion equipment of two cascade injection molding machines |
| CN201620305401.2U Active CN205522356U (en) | 2016-03-07 | 2016-04-13 | Meltallizing conversion equipment of injection molding machine |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620307433.6U Withdrawn - After Issue CN205522256U (en) | 2016-03-07 | 2016-04-13 | Meltallizing conversion equipment of two cascade injection molding machines |
| CN201620305401.2U Active CN205522356U (en) | 2016-03-07 | 2016-04-13 | Meltallizing conversion equipment of injection molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN105729730B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113059773A (en) * | 2021-03-15 | 2021-07-02 | 伯乐智能装备有限公司 | Injection method for ensuring stable weight of injection molding product |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105729730B (en) * | 2016-03-07 | 2018-05-18 | 宁波双马机械工业有限公司 | A kind of meltallizing conversion equipment of two steps type injection molding machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060006563A1 (en) * | 2004-07-09 | 2006-01-12 | Serniuck Nicholas W | Apparatus and method for injection molding shooting pot wedge feature |
| CN2855704Y (en) * | 2005-09-13 | 2007-01-10 | 香港生产力促进局 | Injection moulding machine |
| CN101077611A (en) * | 2007-05-31 | 2007-11-28 | 华南理工大学 | Pulse type shock processing on-line compound injection molding method and its equipment |
| CN205522256U (en) * | 2016-03-07 | 2016-08-31 | 宁波伯乐智能装备有限公司 | Meltallizing conversion equipment of two cascade injection molding machines |
-
2016
- 2016-04-13 CN CN201610228347.0A patent/CN105729730B/en active Active
- 2016-04-13 CN CN201620307433.6U patent/CN205522256U/en not_active Withdrawn - After Issue
- 2016-04-13 CN CN201620305401.2U patent/CN205522356U/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060006563A1 (en) * | 2004-07-09 | 2006-01-12 | Serniuck Nicholas W | Apparatus and method for injection molding shooting pot wedge feature |
| CN2855704Y (en) * | 2005-09-13 | 2007-01-10 | 香港生产力促进局 | Injection moulding machine |
| CN101077611A (en) * | 2007-05-31 | 2007-11-28 | 华南理工大学 | Pulse type shock processing on-line compound injection molding method and its equipment |
| CN205522256U (en) * | 2016-03-07 | 2016-08-31 | 宁波伯乐智能装备有限公司 | Meltallizing conversion equipment of two cascade injection molding machines |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113059773A (en) * | 2021-03-15 | 2021-07-02 | 伯乐智能装备有限公司 | Injection method for ensuring stable weight of injection molding product |
Also Published As
| Publication number | Publication date |
|---|---|
| CN205522356U (en) | 2016-08-31 |
| CN105729730B (en) | 2018-05-18 |
| CN205522256U (en) | 2016-08-31 |
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| C06 | Publication | ||
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170117 Address after: 315821 Beilun Jiangnan export processing trade zone, Ningbo, Zhejiang Applicant after: NINGBO SHUANGMA MACHINERY INDUSTRY Co.,Ltd. Address before: Three road, Beilun District 315821 in Zhejiang province Ningbo City Creek Street weft 99 No. 8 No. 1 third floor Applicant before: NINGBO BOLE INTELLIGENT EQUIPMENT Co.,Ltd. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 315821 Jiangnan export processing trade zone, Beilun District, Ningbo City, Zhejiang Province Patentee after: Bole Intelligent Equipment Co.,Ltd. Address before: 315821 Jiangnan export processing trade zone, Beilun District, Ningbo City, Zhejiang Province Patentee before: NINGBO SHUANGMA MACHINERY INDUSTRY Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 337000 Qingyuan Industrial Park, Anyuan Industrial Park, Anyuan District, Pingxiang City, Jiangxi Province Patentee after: Bole Intelligent Equipment Co.,Ltd. Address before: 315821 Jiangnan export processing trade zone, Beilun District, Ningbo City, Zhejiang Province Patentee before: Bole Intelligent Equipment Co.,Ltd. |