CN204036788U - A kind of constant temperature system of injection mold - Google Patents
A kind of constant temperature system of injection mold Download PDFInfo
- Publication number
- CN204036788U CN204036788U CN201420490226.XU CN201420490226U CN204036788U CN 204036788 U CN204036788 U CN 204036788U CN 201420490226 U CN201420490226 U CN 201420490226U CN 204036788 U CN204036788 U CN 204036788U
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- China
- Prior art keywords
- conduit
- condenser
- evaporimeter
- water
- compressor
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- 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.)
- Expired - Fee Related
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a kind of constant temperature system of injection mold, comprising: evaporimeter, be provided with the first conduit that circulation is alternate in described evaporimeter, the two ends of described first conduit are drawn from described evaporimeter respectively; Compressor, described compressor is connected with one end of described first conduit, and described compressor is provided with the second conduit of extraction; Condenser, described condenser connects respectively at the other end of described second conduit, described first conduit, and described condenser is air cooled condenser; Cooling tower, described cooling tower is connected with described condenser; Described evaporimeter, described compressor and described condenser form closed circuit by conduit.Constant temperature system of the present utility model ensure that liquid molten plastics temperature when flowing through regional is the same in the process of injection moulding, the probability of product generation buckling deformation will reduce, ensure that the flatness of mould product, improve the dimensional accuracy of product.
Description
Technical field
the utility model relates to injection mold technical field, more particularly relates to a kind of constant temperature system of injection mold.
Background technology
?in existing injection mold, the product of facet degree can only be accomplished, but be difficult to the product making high planarity requirements and high accuracy dimensional requirement.Its reason is: the heat bringing mould during injection moulding can be different because of the difference from cast gate distance, product thickness, also can be different relative to the temperature of mould, thus cause the degrees of expansion at each position of mold cavity also not identical; Last when product ejects, product size can be different because mold temperature is different; The contraction that the difference of simultaneous temperature causes again product to produce is not identical yet, and shrink large position and produce very big tension, the while of causing the dimensional accuracy of product different, product also can buckling deformation.The mould that prior art provides is difficult to ensure thermal balance, the accurately mold temperature in part processing in injection moulding process, is difficult to compensation temperature difference or reduction mold temperature within injection time, so just causes the temperature of injection mold inside non-constant.
Utility model content
The technical problem that the utility model solves is a kind of shortcoming for existing injection mold internal temperature instability, and provides a kind of constant temperature system making injection mold internal temperature constant.
For solving the problems of the technologies described above, the technical scheme of employing is: a kind of constant temperature system of injection mold, comprising:
Evaporimeter, be provided with the first conduit that circulation is alternate in described evaporimeter, the two ends of described first conduit are drawn from described evaporimeter respectively;
Compressor, described compressor is connected with one end of described first conduit, and described compressor is provided with the second conduit of extraction;
Condenser, described condenser connects respectively at the other end of described second conduit, described first conduit, and described condenser is air cooled condenser;
Cooling tower, described cooling tower is connected with described condenser; Described evaporimeter, described compressor and described condenser form closed circuit by conduit.
Further, described evaporimeter is provided with make-up water pipeline and blow-off line, and the top of described evaporimeter is located at by described make-up water pipeline, and the bottom of described evaporimeter is located at by described blow-off line, and described make-up water pipeline and described blow-off line are all provided with valve.
Further, described evaporimeter is also provided with penstock and water output duct, described penstock is connected with water pump, and described water pump is connected with water tank by conduit; Described water output duct is connected with water-circulating pump, and described water-circulating pump is provided with conduit, and described penstock and described water output duct are all provided with valve.
Further, described second conduit is provided with Pressure gauge; Described first conduit is provided with Pressure gauge on the linkage section of described evaporimeter and described compressor.
Further, described first conduit is provided with device for drying and filtering and angle valve successively on the linkage section of described evaporimeter and described condenser.
Further, described condenser and described cooling tower are that DLC is connected, and described condenser and described cooling tower form closed circuit.
The beneficial effects of the utility model are: injection mold constant temperature system of the present utility model comprises evaporimeter, compressor, condenser and cooling tower, is connected between various piece by conduit, ensure that the stable operation of whole system, constant temperature system of the present utility model ensure that liquid molten plastics temperature when flowing through regional is the same in the process of injection moulding in addition, like this when temperature is the same, the degrees of expansion at each position of mould is also just identical, so mould is when depanning, mould product homogeneous temperature just greatly reduces the uneven problem of shrinkage degree that product produces because of non-uniform temperature, product is made to shrink uneven degree more and more less, the probability of product generation buckling deformation simultaneously will reduce, ensure that the flatness of mould product, improve the dimensional accuracy of product.
Accompanying drawing explanation
fig. 1 is the structural representation of a kind of embodiment of the utility model.
Fig. 2 is the structural representation of the another kind of embodiment of the utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in detail:
As shown in Figure 1, a kind of constant temperature system of injection mold, comprising: evaporimeter 10, and the two ends being provided with the first alternate conduit 11, first conduit 11 of circulation in evaporimeter 10 are drawn from evaporimeter 10 respectively; Compressor 20, compressor 20 is connected with one end of the first conduit 11, and compressor 20 is provided with the second conduit 21 of extraction; Condenser 30, condenser 30 connects respectively at the other end of the second conduit 21, first conduit 11, and condenser 30 is air cooled condenser; Cooling tower 40, cooling tower 40 is connected with condenser 30; Evaporimeter 10, compressor 20 and condenser 30 form closed circuit by conduit.
Evaporimeter 10 is provided with make-up water pipeline 12 and blow-off line 13, the top of evaporimeter 10 is located at by make-up water pipeline 12, the bottom of evaporimeter 10 is located at by blow-off line 13, make-up water pipeline 12 and blow-off line 13 are all provided with valve, valve for controlling the size of current, when water shortage in evaporimeter 10 time, can by make-up water pipeline 12 to water filling in evaporimeter 10, the opening of blow-off line 13 is opened type, low wide and up narrow.Second conduit 21 is provided with Pressure gauge 111; First conduit 11 is provided with Pressure gauge 111 on evaporimeter 10 with the linkage section of compressor 20.First conduit 11 is provided with device for drying and filtering 112 and angle valve 113 successively on evaporimeter 10 with the linkage section of condenser 30, and device for drying and filtering 112 is for the water in dry first conduit 11; Angle valve 113 is for controlling the speed entering evaporimeter 10 from the water condenser 30, first conduit 11 is also provided with expansion valve 114, enter into the flow direction of evaporimeter 10 from condenser 30 according to water, angle valve 113, device for drying and filtering 112 and expansion valve 114 are successively set on the first conduit 11.Condenser 30 with cooling tower 40 for DLC is connected, condenser 30 and cooling tower 40 form closed circuit, and draw two conduits from the end of condenser 30, conduit is connected with cooling tower 40, water flows via a conduit in cooling tower 40 from condenser 30, flows via a conduit in condenser 30 after cooling again.
As shown in Figure 2, evaporimeter 10 is also provided with penstock 14 and water output duct 15, penstock 14 is connected with water pump 50, and water pump 50 is connected with water tank 60 by conduit; Water output duct 15 is connected with water-circulating pump 70, and water-circulating pump 70 is provided with conduit, and penstock 14 and water output duct 15 are all provided with valve.In addition, also on water tank, be provided with float switch and globe valve, judged the water yield of Water in Water Tanks by globe valve, when the water yield is low, float switch will decline, switch is opened, water will flow in water tank, along with the rising float switch of water level also can rising slowly, when water level arrives certain height, switch cuts out, and stops water filling in water tank.
The operation principle of the utility model injection mold is: first, water pump draws water and flows in evaporimeter through inlet channel from water tank, effect through evaporimeter changes water into water vapour, water vapour flow in compressor by the first pipeline, after water vapour being compressed in compressor, flow in condenser through second pipe, the pressure of water vapour in pipeline is judged by the Pressure gauge be arranged on the first pipeline and second pipe, condenser is air cooled condenser, water vapour is transformed into aqueous water, aqueous water enters after cooling tower cooling through pipeline, flowing in condenser, evaporimeter is entered through the first pipeline, circulation so ensure that the temperature remained constant in injection mold.
Injection mold constant temperature system of the present utility model comprises evaporimeter, compressor, condenser and cooling tower, is connected between various piece by conduit, ensure that the stable operation of whole system, constant temperature system of the present utility model ensure that liquid molten plastics temperature when flowing through regional is the same in the process of injection moulding in addition, like this when temperature is the same, the degrees of expansion at each position of mould is also just identical, so mould is when depanning, mould product homogeneous temperature just greatly reduces the uneven problem of shrinkage degree that product produces because of non-uniform temperature, product is made to shrink uneven degree more and more less, the probability of product generation buckling deformation simultaneously will reduce, ensure that the flatness of mould product, improve the dimensional accuracy of product.
The foregoing is only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present utility model.
Claims (6)
1. a constant temperature system for injection mold, is characterized in that, comprising:
Evaporimeter (10), be provided with the first conduit (11) that circulation is alternate in described evaporimeter (10), the two ends of described first conduit (11) are drawn from described evaporimeter (10) respectively;
Compressor (20), described compressor (20) is connected with one end of described first conduit (11), and described compressor (20) is provided with second conduit (21) of extraction;
Condenser (30), described condenser (30) is connected with the other end of described second conduit (21), described first conduit (11) respectively, and described condenser (30) is air cooled condenser;
Cooling tower (40), described cooling tower (40) is connected with described condenser (30); Described evaporimeter (10), described compressor (20) and described condenser (30) form closed circuit by conduit.
2. the constant temperature system of a kind of injection mold according to claim 1, it is characterized in that: described evaporimeter (10) is provided with make-up water pipeline (12) and blow-off line (13), described make-up water pipeline (12) is located at the top of described evaporimeter (10), the bottom of described evaporimeter (10) is located at by described blow-off line (13), and described make-up water pipeline (12) and described blow-off line (13) are all provided with valve.
3. the constant temperature system of a kind of injection mold according to claim 1 and 2, it is characterized in that: described evaporimeter (10) is also provided with penstock (14) and water output duct (15), described penstock (14) is connected with water pump (50), and described water pump (50) is connected with water tank (60) by conduit; Described water output duct (15) is connected with water-circulating pump (70), and described water-circulating pump (70) is provided with conduit, and described penstock (14) and described water output duct (15) are all provided with valve.
4. the constant temperature system of a kind of injection mold according to claim 1, is characterized in that: described second conduit (21) is provided with Pressure gauge (111); Described first conduit (11) is provided with Pressure gauge (111) on the linkage section of described evaporimeter (10) with described compressor (20).
5. the constant temperature system of a kind of injection mold according to claim 1, is characterized in that: described first conduit (11) is provided with device for drying and filtering (112) and angle valve (113) successively on the linkage section of described evaporimeter (10) with described condenser (30).
6. the constant temperature system of a kind of injection mold according to claim 1, it is characterized in that: described condenser (30) is with described cooling tower (40) for DLC is connected, and described condenser (30) and described cooling tower (40) form closed circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420490226.XU CN204036788U (en) | 2014-08-28 | 2014-08-28 | A kind of constant temperature system of injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420490226.XU CN204036788U (en) | 2014-08-28 | 2014-08-28 | A kind of constant temperature system of injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204036788U true CN204036788U (en) | 2014-12-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420490226.XU Expired - Fee Related CN204036788U (en) | 2014-08-28 | 2014-08-28 | A kind of constant temperature system of injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204036788U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109093092A (en) * | 2018-08-10 | 2018-12-28 | 徐峰 | A kind of machine side cooling stations |
-
2014
- 2014-08-28 CN CN201420490226.XU patent/CN204036788U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109093092A (en) * | 2018-08-10 | 2018-12-28 | 徐峰 | A kind of machine side cooling stations |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shenzhen brilliant mould Co., Ltd. Assignor: Yu Dan Contract record no.: 2014440020510 Denomination of utility model: Constant temperature system for injection molding die Granted publication date: 20141224 License type: Exclusive License Record date: 20141231 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141224 Termination date: 20150828 |
|
| EXPY | Termination of patent right or utility model |