CN2897616Y - Low-pressure injection mould - Google Patents
Low-pressure injection mould Download PDFInfo
- Publication number
- CN2897616Y CN2897616Y CN 200620013311 CN200620013311U CN2897616Y CN 2897616 Y CN2897616 Y CN 2897616Y CN 200620013311 CN200620013311 CN 200620013311 CN 200620013311 U CN200620013311 U CN 200620013311U CN 2897616 Y CN2897616 Y CN 2897616Y
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- Prior art keywords
- runner
- mould
- hot
- pressure injection
- low pressure
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Abstract
The utility model relates to a low-pressure injection mould, comprising a hot runner system, a cooling system and a hydraulic system, wherein the hot runner system includes a plurality of hot runners. The hot runners include a runner, a hot nozzle needle valve within the runner, a hot nozzle body enclosing the runner and a multistage heating device arranged along the runner direction to enclose the runners. The hot runners also include a corresponding hot runner board, an electromagnetic valve and a time control device for the needle valve. The low-pressure injection mould of the present new utility can ensure plastics rapidly and reliably fill the entire die cavity during composite injection, and can prevent the disadvantage of product breakage caused by the melting mark between the two nozzles. The utility model can be cooled rapidly, prevent presetted materials from being burnt, and the utility has a high production efficiency, tidy appearance and easy operation and maintenance.
Description
Technical field
The utility model relates to a kind of injection forming mold, more particularly, relates to a kind of low pressure injection formaing mould.
Background technology
Conventional injection mold is provided with a hot flow path usually, and under the bigger injection pressure of injection machine, the plastics of fusion are injected into the die cavity of mould, and flows in die cavity and be full of whole die cavity.As shown in Figure 1, the hot flow path of conventional injection mold is made up of the hot nozzle body 2 in runner 1 and the runner 1, and the front end of hot nozzle body 2 is provided with the switching of noticeable degree die cavity glue-feeder.
In die cavity, preset materials such as PVC skin, corium, cloth or carpet bar earlier for requiring, then plastics are injected into the compound injection moulding that die cavity and above-mentioned material are bonded together, when the existing conventional injection mold is used for compound injection moulding, because it is very coarse to preset material surface, flow resistance to plastics is big, adopts a hot flow path only to be difficult to make plastics to be full of die cavity rapidly by injection pressure.
The utility model content
The technical problems to be solved in the utility model is, a kind of low pressure injection formaing mould is provided, and satisfies the composite injection moulding requirement of materials such as presetting PVC skin, corium, cloth or carpet in die cavity.
The technical scheme that its goal of the invention that realizes the utility model adopts is: construct a kind of low pressure injection formaing mould, comprise TOP-TIP, cooling system and hydraulic system, it is characterized in that, described TOP-TIP comprises many hot flow paths, described hot flow path comprises runner, is arranged on the hot mouth needle-valve in the runner, the hot nozzle body that surrounds described runner and the multistage heater of the described runner of encirclement that longshore current road direction is arranged successively, and described hot flow path also comprises corresponding hot runner manifold, magnetic valve and needle-valve time-controlling arrangement.
In low pressure injection formaing mould of the present utility model, described hot flow path also comprises being arranged on the described runner corresponding to every grade of described heater longshore current road injection direction and is positioned at temperature sensing device before or after the described heater.
In low pressure injection formaing mould of the present utility model, described hot flow path comprises three grades of heaters, and described temperature sensing device is a temp.-sensing wire.
In low pressure injection formaing mould of the present utility model, described cooling system comprises the cooling water channel corresponding to each mold insert, each row position, each thimble, each mold base plate.
In low pressure injection formaing mould of the present utility model, described cooling system also comprises the cooling system water collection sheet that is arranged on the mould outside, and described cooling system water collection sheet comprises the water channel that is communicated with described mold cools down water channel and is connected in the warter connection of this water channel outer end.
In low pressure injection formaing mould of the present utility model, described hydraulic system comprises and being arranged in the mold base and corresponding to the hydraulic circuit of each operating cylinder of mould.
In low pressure injection formaing mould of the present utility model, described hydraulic circuit is by the hole that processes in mold base or be arranged on the stainless steel tube in the mold base or the hole that processes in mold base and be arranged on constituting of stainless steel tube in the mold base.
In low pressure injection formaing mould of the present utility model, described hydraulic system also comprises the integrated fast oiled-plate method of inserting that is arranged on the mould outside, the described integrated fast hydraulic joint that oiled-plate method comprises the oil circuit that is communicated with described mould hydraulic circuit and is connected in this oil circuit outer end of inserting.
Implement low pressure injection formaing mould of the present utility model, its beneficial effect is:
1. owing to adopt the charging of many needle-valve hot flow paths, when having guaranteed to preset materials such as PVC skin, corium, cloth or carpet bar carrying out compound injection moulding in die cavity, plastics can be full of whole die cavity fast and reliablely.
2. multistage heater is set on hot flow path, and hot runner manifold, magnetic valve and needle-valve time-controlling arrangement is set, satisfy and divide order injection moulding requirement, prevent that effectively the weld mark between two hot mouths from causing the product defective of fracture easily corresponding to hot flow path.
3. cooling system cooling die fast and effeciently prevents to preset the high temperature that material is melted plastics and scorches, and improves the quality of moulding, shortens the production cycle simultaneously, boosts productivity.
4. hydraulic circuit is built in the mold base, and cooling water water collection sheet and the integrated fast oiled-plate method of inserting are set, and makes mould appearance clean and tidy, is convenient to Operation and Maintenance.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the structure cutaway view of existing conventional mould.
Fig. 2 is the hot flow path structure cutaway view of a kind of embodiment of the utility model low pressure injection formaing mould.
Fig. 3 is the utility model low pressure injection formaing mould dynamic model cooling water channel schematic diagram.
Fig. 4 is the utility model low pressure injection formaing mould cover half cooling water channel schematic diagram.
Fig. 5 is the capable position of a utility model low pressure injection formaing mould moving platen oil circuit schematic diagram.
The specific embodiment
Fig. 2 shows the hot flow path structure cutaway view of a kind of embodiment of the utility model low pressure injection formaing mould.Low pressure injection formaing mould of the present utility model comprises TOP-TIP, cooling system and hydraulic system, TOP-TIP comprises many hot flow paths, as shown in Figure 2, hot flow path comprises runner 1, is arranged on the hot mouth needle-valve 3 in the runner, the hot nozzle body 2 that surrounds runner 1 and the multistage heater 4 that runner 1 was arranged and surrounded to longshore current road direction successively.Present embodiment is provided with three grades of heaters, and according to actual needs, heater 4 can be set to secondary, level Four etc.Heater can adopt infrared heating device or other heaters commonly used.
Hot flow path also is included in corresponding hot runner manifold 6, magnetic valve and the needle-valve time-controlling arrangement (not shown) that is provided with on the runner 1.
For accurate control hot flow path temperature, on runner 1, be positioned at temperature sensing device 5 before or after the heater 4 corresponding to every grade of heater 4 longshore current road injection directions.Temperature sensing device 5 can adopt temp.-sensing wire or other temperature sensors commonly used.
Adopt hot mouth needle-valve and multistage heater structure, and the hot runner manifold, magnetic valve and the needle-valve time-controlling arrangement that are provided with corresponding to runner, this mould can be adopted by the technology of time gradation preface injection moulding carry out the composite injection processing and forming, avoid producing between the hot mouth tangible weld mark and cause the product defective of fracture easily.
As shown in Figure 3, Figure 4, the cooling system of mould is included in the cooling water channel 7 that is provided with corresponding to each mold insert, each row position, each thimble and each mold base plate etc. on dynamic model and the cover half, above-mentioned parts can be cooled off fast, prevent to preset material owing to poor thermal conductivity, heat radiation cause scald slowly, shorten the production cycle simultaneously, enhance productivity.
Simultaneously, for mould clean and tidy in order, at mould outer setting cooling system water collection sheet (not shown), the cooling system water collection sheet comprises the water channel that is communicated with mold cools down water channel 7 and is connected in the warter connection of this water channel outer end.
As shown in Figure 5, the hydraulic system of mould comprises and is arranged in the mold base and corresponding to the hydraulic circuit 8 of each operating cylinder of mould, has avoided the mixed and disorderly of circumscribed oil pipe.Hydraulic circuit 8 can be made of the hole that processes in mold base, also can be made of the stainless steel tube that is arranged in the mold base, also can and be arranged on constituting of stainless steel tube in the mold base by the hole that processes in mold base.
Hydraulic system also comprises the integrated fast oiled-plate method (not shown) of inserting that is arranged on the mould outside, the integrated fast hydraulic joint that oiled-plate method comprises the oil circuit that is communicated with mould hydraulic circuit 8 and is connected in this oil circuit outer end of inserting.
Claims (8)
1, a kind of low pressure injection formaing mould, comprise TOP-TIP, cooling system and hydraulic system, it is characterized in that, described TOP-TIP comprises many hot flow paths, described hot flow path comprises runner, is arranged on the hot mouth needle-valve in the runner, the hot nozzle body that surrounds described runner and the multistage heater of the described runner of encirclement that longshore current road direction is arranged successively, and described hot flow path also comprises corresponding hot runner manifold, magnetic valve and needle-valve time-controlling arrangement.
2, low pressure injection formaing mould according to claim 1 is characterized in that, described hot flow path also comprises being arranged on the described runner corresponding to every grade of described heater longshore current road injection direction and is positioned at temperature sensing device before or after the described heater.
3, low pressure injection formaing mould according to claim 2 is characterized in that, described hot flow path comprises three grades of heaters, and described temperature sensing device is a temp.-sensing wire.
According to the described low pressure injection formaing mould of one of claim 1 to 3, it is characterized in that 4, described cooling system comprises the cooling water channel corresponding to each mold insert, each row position, each thimble, each mold base plate.
5, low pressure injection formaing mould according to claim 4, it is characterized in that, described cooling system also comprises the cooling system water collection sheet that is arranged on the mould outside, and described cooling system water collection sheet comprises the water channel that is communicated with described mold cools down water channel and is connected in the warter connection of this water channel outer end.
6, low pressure injection formaing mould according to claim 5 is characterized in that, described hydraulic system comprises and being arranged in the mold base and corresponding to the hydraulic circuit of each operating cylinder of mould.
7, low pressure injection formaing mould according to claim 6 is characterized in that, described hydraulic circuit is by the hole that processes in mold base or be arranged on the stainless steel tube in the mold base or the hole that processes in mold base and be arranged on constituting of stainless steel tube in the mold base.
8, low pressure injection formaing mould according to claim 7, it is characterized in that, described hydraulic system also comprises the integrated fast oiled-plate method of inserting that is arranged on the mould outside, the described integrated fast hydraulic joint that oiled-plate method comprises the oil circuit that is communicated with described mould hydraulic circuit and is connected in this oil circuit outer end of inserting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620013311 CN2897616Y (en) | 2006-03-29 | 2006-03-29 | Low-pressure injection mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620013311 CN2897616Y (en) | 2006-03-29 | 2006-03-29 | Low-pressure injection mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2897616Y true CN2897616Y (en) | 2007-05-09 |
Family
ID=38072956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620013311 Expired - Lifetime CN2897616Y (en) | 2006-03-29 | 2006-03-29 | Low-pressure injection mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2897616Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105269767A (en) * | 2014-06-11 | 2016-01-27 | 齐扎拉光系统有限责任公司 | Mould locking unit for an injection moulding machine |
-
2006
- 2006-03-29 CN CN 200620013311 patent/CN2897616Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105269767A (en) * | 2014-06-11 | 2016-01-27 | 齐扎拉光系统有限责任公司 | Mould locking unit for an injection moulding machine |
| CN105269767B (en) * | 2014-06-11 | 2018-06-05 | Zkw集团有限责任公司 | For the mode locking unit of injection molding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: KUNDA MOULD (SHENZHEN) CO., LTD. Free format text: FORMER OWNER: QUNDAHANG PRECISION MOULD CO., LTD., SHENZHEN CITY Effective date: 20110907 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20110907 Address after: 518112 No. 6, Bantian Avenue, Bantian street, Longgang District, Guangdong, Shenzhen Patentee after: Kunda Mold (Shenzhen) Co., Ltd. Address before: 518112, No. 6, Bantian Avenue, Bantian village, Shenzhen, Guangdong, Buji Patentee before: Qundahang Precision Mould Co., Ltd., Shenzhen City |
|
| CX01 | Expiry of patent term |
Granted publication date: 20070509 |
|
| EXPY | Termination of patent right or utility model |