CN206186298U - Injection mold's cooling device - Google Patents
Injection mold's cooling device Download PDFInfo
- Publication number
- CN206186298U CN206186298U CN201621239236.1U CN201621239236U CN206186298U CN 206186298 U CN206186298 U CN 206186298U CN 201621239236 U CN201621239236 U CN 201621239236U CN 206186298 U CN206186298 U CN 206186298U
- Authority
- CN
- China
- Prior art keywords
- cooler bin
- cooling
- lower frame
- frame body
- overhead gage
- 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.)
- Expired - Fee Related
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Abstract
The utility model belongs to the technical field of injection mold, specifically disclose an injection mold's cooling device, including cover half, movable mould, cooling block and movable mould bottom plate, movable mould bottom plate's upper surface is equipped with the core, and movable mould fixed connection is at movable mould bottom plate's upper surface, the upper surface at the movable mould, cooling block and core swing joint are established to the cooling block, the cooling block includes overhead gage and lower framework, and overhead gage detachably installs under in the framework, the through -hole has all been opened to the lateral wall of controlling of framework down, and the bottom of lower framework is equipped with a plurality of holes, the internal dry ice of having placed of lower frame, the lower fixed surface of overhead gage has the cooler bin, and the one end of cooler bin is connected with the inlet tube, and the other end is connected with the outlet pipe. Adopt this technical scheme, can make molding plastic spare cool off fast, and can effectively avoid the cooling water in the cooling device to lead to the explosion because of quick vaporization.
Description
Technical field
The utility model belongs to injection mold technical field, more particularly to a kind of cooling device of injection molding.
Background technology
Mould, is used to be molded in industrial production, is blow molded, extrudes, the method such as die casting or forging forming, smelting, punching press, stretching
Obtain the various moulds and instrument of required product.In brief, mould is the instrument for formed article, and this instrument is by various
Part is constituted, and different moulds are made up of different parts.
The processing of current plastic pipe is often all processed by injection molding, and the plastics of melting are from injection hole
Place enters into the die cavity of mould, plastics is filled up whole die cavity, so as to form a working of plastics for shaping.Needed before die sinking
Working of plastics is cooled down, be so prevented from working of plastics in the demoulding due to hardness it is inadequate caused by deform, therefore, each
Cooling device can be all provided with mould.Because the temperature of molten plastic is very high, when cooling device is cooled down to working of plastics, cooling
The temperature of cooling water can suddenly raise, seethe with excitement in device, and cooling water can be quickly converted to vapor, in the effect of a large amount of vapor
Under, the pressure increase that cooling device is subject to.If cooling device can not be made to cool down in time, cooling water continues to vaporize, pressure
Lasting increase, cooling device is likely to explode, and there is very big potential safety hazard.
Utility model content
The purpose of this utility model is providing a kind of cooling device of injection molding, and the vapor after vaporization can be made timely
It is liquid to liquefy, and the pressure in cooling device is maintained normal level, effectively prevents cooling device from exploding.
In order to achieve the above object, base case of the present utility model is：The cooling device of injection molding, including cover half,
Dynamic model, cooling block and moving clamping plate, the upper surface of the moving clamping plate are provided with core, and dynamic model is fixedly connected on the upper of moving clamping plate
Surface；The cooling block is located at the upper surface of dynamic model, and cooling block is flexibly connected with core；The cooling block includes overhead gage with
Framework, overhead gage is removably mounted on lower frame body；The left and right sidewall of the lower frame body is provided with through hole, the bottom of lower frame body
It is provided with multiple holes；Dry ice is placed with the lower frame body；The lower surface of the overhead gage is fixed with cooler bin, one end of cooler bin
Water inlet pipe is connected with, the other end is connected with outlet pipe.
The operation principle of this base case is：During injection production working of plastics, dynamic model, dynamic model is operated to move to the following table of cover half
Face, makes overhead gage be closed with cover half, now toward injected plastic melt in the die cavity of injection molding.At the same time, by water inlet pipe
Injection cooling water in toward cooler bin, cooler bin is cooled down to working of plastics.During cooling, the coolant water temperature in cooler bin
Degree gradually rises, seethes with excitement, and cooling water is converted into vapor, in the presence of vapor, the pressure increase that cooling device is subject to.By
Raised in the temperature of cooling water, the temperature in cooler bin is also increased, the speed that dry ice is vaporizated into carbon dioxide is accelerated.
Dry ice absorbs substantial amounts of heat during vaporization, rapidly reduces the temperature of cooler bin.When cooler bin is just started working, do
The speed that ice is vaporizated into carbon dioxide is slower, and the carbon dioxide of generation is escaped outside cooler bin by through hole；Work as cooling
After case is to working of plastics cooling a period of time, the temperature in cooler bin gradually rises, the speed aggravation of dry ice vaporization, what gas was produced
Measure far more than gas escape amount, in cooling block pressure increase, pressure increase to a certain extent after, carbon dioxide from
The hole of lower frame body bottom sprays, and by cooling block jack-up, cooling block will be set in the molding plastic part ejection on core, now i.e. complete
Into the demoulding of working of plastics.
The beneficial effect of this base case is：1st, the substantial amounts of heat of dry ice vaporization absorption, rapidly reduces cooler bin
Temperature, the vapor in cooler bin is changed into liquid, the pressure in cooling device is maintained normal level again, effectively anti-
Only pressure is excessive and explode in cooler bin.2nd, dry ice vaporization can not only make cooler bin fast cooling, the substantial amounts of gas of generation
Body sprays from the hole of lower frame body bottom, moreover it is possible to by cooling block jack-up, make to be set in the molding plastic part ejection on core, it is right to complete
The demoulding of working of plastics.
Further, the waffle slab for placing dry ice is provided with the lower frame body；Bullet is connected between waffle slab and lower frame body
Spring.Waffle slab is provided with multiple holes, and dry ice is placed on when on waffle slab, and spring is in the state of compression, and dry ice is straight with cooler bin
Contact.When dry ice is vaporized, the volume of dry ice constantly diminishes, but due to the effect of spring, dry ice is always maintained at cooler bin
Contact.Dry ice and cooler bin directly contact, absorb the heat of cooler bin first during dry ice vaporization heat absorption, make the fast prompt drop of cooler bin
Temperature.
Further, many springs are uniformly connected between the waffle slab and lower frame body.Waffle slab is only by a spring
Support, waffle slab is susceptible to incline；Many springs are uniformly connected between waffle slab and lower frame body, many springs can relatively be stablized
Ground support waffle slab, is prevented effectively from waffle slab inclination.
Further, the cooler bin is the cooler bin being made up of beryllium copper, and overhead gage is the overhead gage being made up of beryllium copper.Beryllium
Copper has thermal conductivity very high, the temperature of coolant in cooler bin preferably can be transferred into product, and then can be preferably
Realize the effect of cooling product.
Brief description of the drawings
Fig. 1 is the structural representation of the cooling device embodiment of the utility model injection molding；
Fig. 2 is the structural representation of cooling block in Fig. 1；
Fig. 3 is the top view of cooling block in Fig. 1.
Specific embodiment
The utility model is described in further detail below by specific embodiment：
Reference in Figure of description includes：Cover half 1, moving clamping plate 2, dynamic model 3, cooling block 4, overhead gage 41, under
Framework 42, waffle slab 43, water inlet pipe 44, outlet pipe 45, cooler bin 46, dry ice 47, spring 48, core 5.
As shown in figure 1, the cooling device of injection molding, from top to bottom including cover half 1, cooling block 4, dynamic model 3 and moving die bottom
Plate 2, the upper surface of moving clamping plate 2 is provided with core 5, and dynamic model 3 is set on core 5, is fixedly connected on the upper table of moving clamping plate 2
Face.Cooling block 4 is located at the upper surface of dynamic model 3, and cooling block 4 can be up and down along core 5.As shown in Figure 2 and Figure 3, cooling block 4
Including waffle slab 43, overhead gage 41 and lower frame body 42, overhead gage 41 is made up of beryllium copper, and overhead gage 41 is connected on lower frame body 42；
Waffle slab 43 is located in lower frame body 42, and the inwall gap of waffle slab 43 and lower frame body 42 coordinates, waffle slab 43 and lower frame body 42 it
Between be evenly distributed with many springs 48.Dry ice 47 is placed with waffle slab 43, waffle slab 43 is provided with porous, and dry ice 47 is placed on
When on waffle slab 43, spring 48 is in the state of compression, dry ice 47 and the directly contact of cooler bin 46, first during the vaporization heat absorption of dry ice 47
First absorb the heat of cooler bin 46.The left and right sidewall of lower frame body 42 is provided with through hole, and the bottom of lower frame body 42 is provided with multiple holes.On
The lower surface of baffle plate 41 is fixed with cooler bin 46, and cooler bin 46 of beryllium copper by being made up；One end of cooler bin 46 is connected with water inlet pipe
44, the other end is connected with outlet pipe 45, and by water inlet pipe 44 toward injection cooling water in cooler bin 46, cooling water flows through water inlet pipe
44th, cooler bin 46, outlet pipe 45, cooling water form circulation in the system.
During specific implementation, dynamic model 3 is operated, dynamic model 3 is moved to the lower surface of cover half 1, overhead gage 41 is closed with cover half 1, this
When toward injected plastic melt in the die cavity of injection molding.Meanwhile, by water inlet pipe 44 toward injection cooling water, cooling in cooler bin 46
During case 46 is cooled down to working of plastics, the cooling water temperature in cooler bin 46 is gradually risen, seethes with excitement, and cooling water can be converted
It is vapor, in the presence of vapor, the pressure increase that cooling device is subject to.Because the temperature of cooling water is raised, cooler bin
Temperature in 46 is also increased, and the speed that dry ice 47 is vaporizated into carbon dioxide is accelerated, and the volume of dry ice 47 constantly diminishes,
But due to the effect of spring 48, dry ice 47 is always maintained at contacting with cooler bin 46.Cooling is absorbed first during the vaporization heat absorption of dry ice 47
The heat of case 46, the fast cooling of cooler bin 46 makes the vapor in cooler bin 46 be changed into liquid again, the pressure in cooling device
Maintain normal level.When cooler bin 46 is just started working, the speed that dry ice 47 is vaporizated into carbon dioxide is slower, produces
Carbon dioxide by through hole overflow cooler bin 46 outside；After cooler bin 46 cools down a period of time to working of plastics, dry ice 47
The speed aggravation of vaporization, amount of the amount far more than gas overflowing that gas is produced, the pressure increase in cooling block 4, pressure increase
To after to a certain degree, carbon dioxide sprays from the hole of the bottom of lower frame body 42, and by the jack-up of cooling block 4, cooling block 4 will be set in
Molding plastic part ejection on core 5, now completes the demoulding of working of plastics.
Above-described is only embodiment of the present utility model, and the general knowledge such as known concrete structure and characteristic is herein in scheme
Excessive description is not made.It should be pointed out that for a person skilled in the art, not departing from the premise of the utility model structure
Under, some deformations and improvement can also be made, these should also be considered as protection domain of the present utility model, and these are all without influence
Effect and practical applicability that the utility model is implemented.This application claims protection domain should be with the content of its claim
It is defined, specific embodiment in specification etc. records the content that can be used for explaining claim.
Claims (4)
1. the cooling device of injection molding, including cover half, dynamic model, cooling block and moving clamping plate, the upper surface of the moving clamping plate
Core is provided with, dynamic model is fixedly connected on the upper surface of moving clamping plate, is characterised by, the cooling block is located at the upper surface of dynamic model,
Cooling block is flexibly connected with core；The cooling block includes overhead gage and lower frame body, and overhead gage is removably mounted on lower frame body
On；The left and right sidewall of the lower frame body is provided with through hole, and the bottom of lower frame body is provided with multiple holes；It is placed with the lower frame body dry
Ice；The lower surface of the overhead gage is fixed with cooler bin, and one end of cooler bin is connected with water inlet pipe, and the other end is connected with water outlet
Pipe.
2. the cooling device of injection molding as claimed in claim 1, it is characterised in that placement dry ice is provided with the lower frame body
Waffle slab；Spring is connected between waffle slab and lower frame body.
3. the cooling device of injection molding as claimed in claim 2, it is characterised in that between the waffle slab and lower frame body
It is furnished with many springs.
4. the cooling device of the injection molding as described in claim any one of 1-3, it is characterised in that the cooler bin is by beryllium
Copper into cooler bin, overhead gage is the overhead gage being made up of beryllium copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621239236.1U CN206186298U (en) | 2016-11-20 | 2016-11-20 | Injection mold's cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621239236.1U CN206186298U (en) | 2016-11-20 | 2016-11-20 | Injection mold's cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206186298U true CN206186298U (en) | 2017-05-24 |
Family
ID=58726025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621239236.1U Expired - Fee Related CN206186298U (en) | 2016-11-20 | 2016-11-20 | Injection mold's cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206186298U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108673828A (en) * | 2018-05-12 | 2018-10-19 | 柴建华 | Will not leak injection mold |
| CN108724662A (en) * | 2018-06-19 | 2018-11-02 | 毛静玲 | A kind of cooling device of plastic mould |
| CN108790082A (en) * | 2018-07-17 | 2018-11-13 | 张睿特 | A kind of injection-molded work is quickly cooled down shaping equipment |
| CN113290788A (en) * | 2021-05-28 | 2021-08-24 | 江苏弘扩信息科技有限公司 | Plastic injection mold |
-
2016
- 2016-11-20 CN CN201621239236.1U patent/CN206186298U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108673828A (en) * | 2018-05-12 | 2018-10-19 | 柴建华 | Will not leak injection mold |
| CN108724662A (en) * | 2018-06-19 | 2018-11-02 | 毛静玲 | A kind of cooling device of plastic mould |
| CN108790082A (en) * | 2018-07-17 | 2018-11-13 | 张睿特 | A kind of injection-molded work is quickly cooled down shaping equipment |
| CN113290788A (en) * | 2021-05-28 | 2021-08-24 | 江苏弘扩信息科技有限公司 | Plastic injection mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170524 Termination date: 20171120 |