CN103817848A - Injection system - Google Patents
Injection system Download PDFInfo
- Publication number
- CN103817848A CN103817848A CN201210464762.8A CN201210464762A CN103817848A CN 103817848 A CN103817848 A CN 103817848A CN 201210464762 A CN201210464762 A CN 201210464762A CN 103817848 A CN103817848 A CN 103817848A
- Authority
- CN
- China
- Prior art keywords
- water
- mould
- described mould
- hot water
- mold
- 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.)
- Pending
Links
- 238000002347 injection Methods 0.000 title claims abstract description 32
- 239000007924 injection Substances 0.000 title claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 78
- 238000001816 cooling Methods 0.000 claims abstract description 37
- 238000010438 heat treatment Methods 0.000 claims abstract description 34
- 239000002994 raw material Substances 0.000 claims abstract description 7
- 102000010637 Aquaporins Human genes 0.000 claims description 29
- 108010063290 Aquaporins Proteins 0.000 claims description 20
- 239000005457 ice water Substances 0.000 claims description 9
- 239000000498 cooling water Substances 0.000 abstract 2
- 239000008236 heating water Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 description 12
- 238000001746 injection moulding Methods 0.000 description 10
- 239000004033 plastic Substances 0.000 description 10
- 229920003023 plastic Polymers 0.000 description 10
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 108091006146 Channels Proteins 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003953 foreskin Anatomy 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
- B29C45/7312—Construction of heating or cooling fluid flow channels
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Production, Working, Storing, Or Distribution Of Ice (AREA)
Abstract
The invention discloses an injection system. The injection system comprises a mold for injecting a product, an injection device for injecting raw materials into the mold and a mold temperature controller for controlling the mold, wherein the mold temperature controller comprises a heating system and a cooling system; the heating system of the mold temperature controller is formed by a water storage barrel and a heating cylinder; the heating cylinder is used for heating water flowing out of the water storage barrel to hot water and heating the mold by using the hot water; the cooling system comprises a cooling system water collection plate arranged outside the mold; the cooling system water collection plate comprises a water channel communicated with a cooling water channel of the mold and a cooling water joint connected on the outer end of the water channel. By adopting the injection system, the temperature of the mold can be reduced to a preset low value when raw materials are injected to a product so as to change the temperature of the mold at the right moment, thereby increasing the quality of injected products.
Description
Technical field
The present invention relates to a kind of adapted to injection system, be specifically related to the adapted to injection system of in a kind of injection moulding production process, mold temperature being controlled.
Background technology
Injection mo(u)lding is the thermophysical property that utilizes plastics, material is added feeding cylinder from hopper, barrel is outer to be heated by heating collar, make material melting, the screw rod that can be rotated by motor driving is housed in barrel, material is under the effect of screw rod, be fed forward and compacting along screw channel, material is little by little plasticizing under the double action of external heat and screw rod shearing, melting and homogenizing, in the time that screw rod rotates, material is under the effect of screw channel frictional force and shearing force, the material of melting is shifted onto to the head of screw rod, meanwhile, screw rod retreats under the reaction of material, make screw head form storing space, complete plasticizing process, then, screw rod is under the effect of the piston thrust of injection cylinder, with high speed, high pressure, melting charge in storage compartment is expelled to by nozzle in the die cavity of mould, melt in die cavity is through pressurize, cooling, after solidifying and setting, clamping opening mold, the product that this mold injection goes out can be removed.
In injection moulding production process, the temperature of plastic raw materials is the key factor that affects product quality, and it depends primarily on screw in injection molding machine cylinder and the two-part temperature of nozzle.When screw tube excess Temperature, the plastics in cylinder can be degraded; When screw tube temperature is too low, plastics plasticizing is bad, poor fluidity, and product molding performance is bad.The too low meeting of nozzle temperature causes material to stop up at nozzle place, hinders automatically carrying out of injection moulding process.
Conventional plastic products injection moulding adopts conventional injection mold to carry out.Conventional injection mold arranges a hot flow path conventionally, and under the larger injection pressure of injection machine, the plastics of melting are injected into the die cavity of mould, and flows and be full of whole die cavity in die cavity.Adopt existing conventional injection mold and injection moulding process can not produce the qualified products of disposable injection moulding foreskin, because preset material surface is very coarse, flow resistance to plastics is large, adopts a hot flow path to be only difficult to make plastics to be full of rapidly die cavity by injection pressure.Therefore,, for the composite injection molding of above-mentioned preset material, need to adopt new injection moulding process.
Summary of the invention
For the deficiencies in the prior art, the present invention proposes a kind of mold temperature that can in good time change to promote the adapted to injection system of quality of injecting products.
For achieving the above object, technical scheme of the present invention is as follows:
A kind of adapted to injection system, comprise the mould for injecting products, for injecting raw material to the injection device in described mould and for controlling the die heater of temperature of described mould, described die heater comprises heating system and cooling system, the heating system of described die heater is made up of water butt and heating cylinder, the current that described heating cylinder flows out described water butt are heated into hot water and utilize this hot water to heat described mould, described cooling system comprises the cooling system water collection sheet that is arranged on mould outside, described cooling system water collection sheet comprises the water channel being communicated with described mold cools down water channel and is connected in the warter connection of this water channel outer end.
Described mould comprise one cross aquaporin, described heating system make flow of hot water through described mould cross aquaporin to heat described mould, described cooling system make frozen water flow through described mould cross aquaporin with cooling described mould.
Described heating system also comprises that one is connected in the hot water outlet valve between described heating cylinder and described mould, described hot water outlet valve in the time that described mould is heated in opening so that described hot water flow into described mould cross aquaporin.
Described heating system also comprises that one is connected in hot water between described mould and the described water butt valve of answering back, described hot water answer back valve in the time that described mould is heated in opening so that flow through the flow of hot water of crossing aquaporin of described mould and be back in described water butt.
Described cooling system also comprises that one is connected in the frozen water outlet valve between described ice water bucket and described mould, described frozen water outlet valve in the time of cooling described mould in opening so that described frozen water flow into described mould cross aquaporin.
Described cooling system also comprises that one is connected in frozen water between described mould and the described ice water bucket valve of answering back, described frozen water answer back valve in the time of cooling described mould in opening so that described frozen water flows back into described ice water bucket from described mould.
The present invention has overcome the problems and shortcomings that energy consumption is large, heat utilization rate is low that prior art exists, and is meeting under the prerequisite of equal technological effect function, has reached and has improved heat utilization rate, energy-saving and cost-reducing object.The present invention can make the temperature of mould in the time that raw material is injection molded into product by mould, drop to a default low temperature, with the temperature of in good time replaceable mould, can promote the quality of injecting products.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of adapted to injection system of the present invention.
The specific embodiment
As shown in Figure 1, a kind of adapted to injection system, comprise the mould for injecting products, for injecting raw material to the injection device in described mould and for controlling the die heater of temperature of described mould, described die heater comprises heating system and cooling system, the heating system of described die heater is made up of water butt and heating cylinder, the current that described heating cylinder flows out described water butt are heated into hot water and utilize this hot water to heat described mould, described cooling system comprises the cooling system water collection sheet that is arranged on mould outside, described cooling system water collection sheet comprises the water channel being communicated with described mold cools down water channel and is connected in the warter connection of this water channel outer end.
Described mould comprise one cross aquaporin, described heating system make flow of hot water through described mould cross aquaporin to heat described mould, described cooling system make frozen water flow through described mould cross aquaporin with cooling described mould.
Described heating system also comprises that one is connected in the hot water outlet valve between described heating cylinder and described mould, described hot water outlet valve in the time that described mould is heated in opening so that described hot water flow into described mould cross aquaporin.
Described heating system also comprises that one is connected in hot water between described mould and the described water butt valve of answering back, described hot water answer back valve in the time that described mould is heated in opening so that flow through the flow of hot water of crossing aquaporin of described mould and be back in described water butt.
Described cooling system also comprises that one is connected in the frozen water outlet valve between described ice water bucket and described mould, described frozen water outlet valve in the time of cooling described mould in opening so that described frozen water flow into described mould cross aquaporin.
Described cooling system also comprises that one is connected in frozen water between described mould and the described ice water bucket valve of answering back, described frozen water answer back valve in the time of cooling described mould in opening so that described frozen water flows back into described ice water bucket from described mould.
The operation principle of a kind of adapted to injection system of the present invention is as follows:
Male model and the master mold of first close die.
The heating system of die heater utilizes hot water to described mold heated, the hot water outlet valve of heating system is unlocked, the heat time adjustable in length of heating cylinder, thereby export the also capable of regulating of hot water temperature of described mould to, the flow of hot water of heating cylinder output through mould cross aquaporin after be back in described water butt.
Whether the temperature that judges described mould reaches described default high temperature, if the temperature of mould reaches described default high temperature, enters next step, if the temperature of described mould does not reach described default high temperature, returns to step and continues described mold heated.
Injection device is injected to the plastic material of melting in the die cavity of described mould, and pressurizer regulates the air pressure in the die cavity of described mould, makes the air pressure in described die cavity remain on a default atmospheric pressure value.
The cooling system of die heater utilizes the cooling described mould of frozen water.
Blowning installation is blown to the aquaporin of crossing of described mould, and moisture residual described mould is dried up.
The plastic material in its die cavity is plastified into product by mould.
Open male model and the master mold of described mould.
Claims (6)
1. an adapted to injection system, comprise the mould for injecting products, for injecting raw material to the injection device in described mould and for controlling the die heater of temperature of described mould, described die heater comprises heating system and cooling system, the heating system of described die heater is made up of water butt and heating cylinder, the current that described heating cylinder flows out described water butt are heated into hot water and utilize this hot water to heat described mould, it is characterized in that: described cooling system comprises the cooling system water collection sheet that is arranged on mould outside, described cooling system water collection sheet comprises the water channel being communicated with described mold cools down water channel and is connected in the warter connection of this water channel outer end.
2. adapted to injection system according to claim 1, it is characterized in that: described mould comprises that one crosses aquaporin, described heating system make flow of hot water through described mould cross aquaporin to heat described mould, described cooling system make frozen water flow through described mould cross aquaporin with cooling described mould.
3. adapted to injection system according to claim 1, it is characterized in that: described heating system also comprises that one is connected in the hot water outlet valve between described heating cylinder and described mould, described hot water outlet valve in the time that described mould is heated in opening so that described hot water flow into described mould cross aquaporin.
4. adapted to injection system according to claim 3, it is characterized in that: described heating system also comprises that one is connected in hot water between described mould and the described water butt valve of answering back, described hot water answer back valve in the time that described mould is heated in opening so that flow through the flow of hot water of crossing aquaporin of described mould and be back in described water butt.
5. adapted to injection system according to claim 1, it is characterized in that: described cooling system also comprises that one is connected in the frozen water outlet valve between described ice water bucket and described mould, described frozen water outlet valve in the time of cooling described mould in opening so that described frozen water flow into described mould cross aquaporin.
6. adapted to injection system according to claim 5, it is characterized in that: described cooling system also comprises that one is connected in frozen water between described mould and the described ice water bucket valve of answering back, described frozen water answer back valve in the time of cooling described mould in opening so that described frozen water flows back into described ice water bucket from described mould.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210464762.8A CN103817848A (en) | 2012-11-17 | 2012-11-17 | Injection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210464762.8A CN103817848A (en) | 2012-11-17 | 2012-11-17 | Injection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103817848A true CN103817848A (en) | 2014-05-28 |
Family
ID=50753268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210464762.8A Pending CN103817848A (en) | 2012-11-17 | 2012-11-17 | Injection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103817848A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103568231A (en) * | 2013-10-25 | 2014-02-12 | 安徽工贸职业技术学院 | Injection molding system |
| CN105014895A (en) * | 2015-07-30 | 2015-11-04 | 江苏锐升新材料有限公司 | PLC forming machine for floor machining |
| CN107471573A (en) * | 2017-09-21 | 2017-12-15 | 方乐 | A kind of equipment of technology injection moulding plastic product using control die cavity surface temperature |
-
2012
- 2012-11-17 CN CN201210464762.8A patent/CN103817848A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103568231A (en) * | 2013-10-25 | 2014-02-12 | 安徽工贸职业技术学院 | Injection molding system |
| CN105014895A (en) * | 2015-07-30 | 2015-11-04 | 江苏锐升新材料有限公司 | PLC forming machine for floor machining |
| CN105014895B (en) * | 2015-07-30 | 2017-05-31 | 江苏锐升新材料有限公司 | A kind of PLC forming machines of floor processing |
| CN107471573A (en) * | 2017-09-21 | 2017-12-15 | 方乐 | A kind of equipment of technology injection moulding plastic product using control die cavity surface temperature |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140528 |