CN104162966A - Instant cooling and instant heating conversion equipment for hot runner system - Google Patents
Instant cooling and instant heating conversion equipment for hot runner system Download PDFInfo
- Publication number
- CN104162966A CN104162966A CN201310184818.9A CN201310184818A CN104162966A CN 104162966 A CN104162966 A CN 104162966A CN 201310184818 A CN201310184818 A CN 201310184818A CN 104162966 A CN104162966 A CN 104162966A
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- China
- Prior art keywords
- cold
- cylinder body
- conversion equipment
- piston
- cylinder
- 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
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 31
- 238000010438 heat treatment Methods 0.000 title claims abstract description 28
- 238000001816 cooling Methods 0.000 title abstract description 10
- 238000012546 transfer Methods 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 238000001746 injection moulding Methods 0.000 abstract description 8
- 230000033001 locomotion Effects 0.000 abstract description 4
- 239000002826 coolant Substances 0.000 abstract 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 238000003856 thermoforming Methods 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
- B29C45/76—Measuring, controlling or regulating
- B29C45/78—Measuring, controlling or regulating of temperature
-
- 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
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2701—Details not specific to hot or cold runner channels
-
- 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
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76494—Controlled parameter
- B29C2945/76531—Temperature
-
- 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
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76655—Location of control
- B29C2945/76732—Mould
- B29C2945/76752—Mould runners, nozzles
-
- 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
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76822—Phase or stage of control
- B29C2945/76876—Switch-over
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses an instant cooling and instant heating conversion equipment for a hot runner system. The instant cooling and instant heating conversion equipment for the hot runner system comprises a cylinder body, a piston and a cylinder cover; the cylinder body comprises two air inlets, a hot medium transfer passage and a cool medium transfer passage, wherein the two air inlets are used for controlling up-and-down motions of the piston inside the cylinder body, and the two air inlets are formed in the side wall of the cylinder body and close to the two end parts of the cylinder body respectively, the hot medium transfer passage comprises a hot medium entry end and a hot medium exit end which are arranged on the side wall of the cylinder body, and the cool medium transfer passage comprises a cooling medium entry end and a cooling medium exit end which are arranged on the side wall of the cylinder body; the piston comprises a first concave part, a second concave part and a sealing ring, wherein the first concave part is circumferentially arranged on the body of the piston rod and matched with the hot medium entry end and the hot medium exit end, and the first concave part forms the control channel part of the hot medium transfer passage; the second concave part is arranged on the body of the piston rod and matched with the cooling medium entry end and the cooling medium exit end, and the second concave part forms the control channel part of the cool medium transfer passage; the sealing ring is arranged between the piston rod body, between the first concave part and the second concave part, and the inner wall of the cylinder body. The instant cooling and instant heating conversion equipment for the hot runner system can achieve up-and-down motion of the piston smoothly, temperature regulation is realized smoothly, and high precision product injection molding is accomplished.
Description
Technical field
The present invention relates to a kind of TOP-TIP is cold instant heating conversion equipment.
Background technology
Be cold be that thermoforming process principle is, before matched moulds and in matched moulds process, mould is heated, after matched moulds completes, when temperature reaches, to impose a condition be start injection.In injection process, need continuous high temperature and keep the mobility of sizing material.After having injected, when pressurize is cooling, to the mould processing of lowering the temperature, it can significantly shorten cool time, enhances productivity.
For the process of heating, prior art means adopt die heater to heat to mould, and its drawback is: 1. cannot meet and in high light injection moulding, be rapidly heated and the needs of fast cooling; 2. increasing extent of temperature is less, and the weld mark of product surface can only be alleviated and cannot eliminate; 3. because plastics hardness is higher, mobility is poorer, therefore adopts the hardness of the product surface of above-mentioned technique can only reach HB level, cannot meet actual use needs; 4. when mould heats up, be subject to thermal expansion, during cooling, can shrink again, make clamp force very unstable.Easily cause product short shot, burn and the problem such as internal stress is large.
Given this, the high light injection molding technology of steam arises at the historic moment, and it makes following improvement: 1. boiled water pipe in mould, logical steam in the time of need to heating up, logical cold water in the time of need to lowering the temperature, blows out residual moisture with compressed air after cooling, to guarantee to realize, is rapidly heated, lowers the temperature; 2. can at utmost eliminate the various product bugs such as weld mark, water wave and starved; 3. because increasing extent of temperature is large, can use even other plastics of 2H durometer level of H, product surface hardness is greatly improved; 4. while offering pipeline due to mould inside, only mould inner surface is heated up or lowered the temperature, the bulk expansion of mould is less, has therefore reduced the unstable various product defectses that bring due to clamp force.
Produce high-quality high finished product, need the close fit of the aspects such as injection machine, mould, temperature control device, high finished product special plastic, boiler, cooling device.Wherein, enter the steam of die cavity and the control appliance of frozen water is most important, and traditional control mode cannot meet, client is long-term, stable, injection moulding work efficiently.
Summary of the invention
Object of the present invention is exactly that it is cold instant heating conversion equipment that a kind of TOP-TIP is provided in order to address the above problem.
To achieve these goals, the present invention adopts following technical scheme:
TOP-TIP is cold instant heating conversion equipment, it is characterized in that, comprising: cylinder body (1), the cylinder cap (3) that is installed on the piston (2) in cylinder body and is removably installed in two ends of cylinder body, and described cylinder body comprises:
Two air inlets that move up and down in cylinder body for control piston (10,11), it is located at cylinder side wall and respectively near two ends of cylinder body;
A thermal medium transfer passage (12), it comprises thermal medium arrival end (12a) and the thermal medium port of export (12b) of being located at cylinder side wall;
A cold medium transport passage (13), it comprises cold medium inlet end (13a) and the cold media outlet end (13b) of being located at cylinder side wall;
Described piston (2) comprising:
The first recess (20) of being circumferentially located at piston shaft and coordinating with thermal medium arrival end and the thermal medium port of export, it forms the control channel part of thermal medium transfer passage between thermal medium arrival end and the thermal medium port of export;
The second recess (21) of being circumferentially located at piston shaft and coordinating with cold medium inlet end and cold media outlet end, it forms the control channel part of cold medium transport passage between cold medium inlet end and cold media outlet end;
Between piston shaft between described first, second recess and inboard wall of cylinder block, be provided with sealing ring (4).
Further, the axis of two air inlets is positioned at same fore-and-aft plane.
Further, two of described piston shaft ends all have annular groove (22).
Further, between the top piston shaft and inboard wall of cylinder block of described the first recess, between the below piston shaft of the second recess and inboard wall of cylinder block, be equipped with sealing ring (4).
Further, between described cylinder cap (3) and cylinder body, be provided with sealing ring (5).
Further, described cylinder cap is installed in the cylinder cap mounting groove that cylinder body has by screw.
Further, described thermal medium arrival end (12a) and the thermal medium port of export (12b) are on same axis one (α), described cold medium inlet end (13a) and cold media outlet end (13b) are on same axis two (β), described axis one, axis two are positioned at same plane one, two air inlets that move up and down in cylinder body for control piston (10,11) axis four (γ), axis five (δ) are in same plane two, and described plane one is mutually vertical with plane two.
Further, the longitudinal pitch between described the first recess and the second recess is less than the longitudinal pitch between thermal medium arrival end and cold medium inlet end.
The present invention has following beneficial effect:
1, TOP-TIP is the high-tech sector that cold instant heating conversion equipment has related to the specialties such as machinery, material seal and seal heatproof, engineering mechanics, can meet long-term, stable, the efficient injection moulding work of client.
2, TOP-TIP is that cold instant heating conversion equipment can complete moving up and down of piston smoothly, realizes smoothly temperature and regulates, and completes the product injection moulding that precision is high.
Accompanying drawing explanation
Fig. 1 is that TOP-TIP is cold instant heating conversion equipment installation diagram.
Fig. 2 is cylinder body top view.
Fig. 3 is A-A cutaway view in Fig. 2.
Fig. 4 is B-B cutaway view in Fig. 2.
Fig. 5 is cylinder cap top view.
Fig. 6 is cylinder cap cutaway view.
Fig. 7 is piston top view.
Fig. 8 is piston cutaway view.
Fig. 9 is that TOP-TIP is that cold instant heating conversion equipment passes into the schematic diagram one of steam to die cavity.
Figure 10 is that TOP-TIP is that cold instant heating conversion equipment passes into the schematic diagram two of steam to die cavity.
Figure 11 is that TOP-TIP is that cold instant heating conversion equipment passes into the schematic diagram one of frozen water to die cavity.
Figure 12 is that TOP-TIP is that cold instant heating conversion equipment passes into the schematic diagram two of frozen water to die cavity.
The specific embodiment
For technological means, creation characteristic that the present invention is realized, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
As shown in Fig. 1～12, TOP-TIP is cold instant heating conversion equipment, it comprises: cylinder body 1, the cylinder cap 3 that is installed on the piston 2 in cylinder body and is removably installed in two ends of cylinder body, described cylinder body comprises: two air inlets that move up and down in cylinder body for control piston 10,11, it is located at cylinder side wall and respectively near two ends of cylinder body; A thermal medium transfer passage 12, it comprises thermal medium arrival end 12a and the thermal medium port of export 12b that is located at cylinder side wall; A cold medium transport passage 13, it comprises cold medium inlet end 13a and the cold media outlet end 13b that is located at cylinder side wall; Described piston 2 comprises: the first recess 20 of being circumferentially located at piston shaft and coordinating with thermal medium arrival end and the thermal medium port of export, and it forms the control channel part of thermal medium transfer passage between thermal medium arrival end and the thermal medium port of export; The second recess 21 of being circumferentially located at piston shaft and coordinating with cold medium inlet end and cold media outlet end, it forms the control channel part of cold medium transport passage between cold medium inlet end and cold media outlet end; Between piston shaft between described first, second recess and inboard wall of cylinder block, be provided with sealing ring 4.
Referring to Fig. 1,2,4, described cylinder body has four straight vertical surfaces and is distributed in four curved surfaces between vertical surface, and this cylinder body is provided with four screw pilot holes of longitudinally arranging, is convenient to this cylinder body and other external structure to assemble.
The axis of two air inlets is positioned at same fore-and-aft plane, and the arrival end aperture of air inlet is greater than the aperture of the remaining channel part of leading to inner chamber of cylinder block.
Two ends of described piston shaft all have annular groove 22, when passing into gas, are convenient to piston and move timely.
Between the top piston shaft and inboard wall of cylinder block of described the first recess, be equipped with sealing ring 4 between the below piston shaft of the second recess and inboard wall of cylinder block, when passing into thermal medium or cold medium, do not interfere with each other, the airtight performance of cylinder interior is stronger.
Between described cylinder cap 3 and cylinder body, be provided with sealing ring 5, the cylinder cap mounting groove of the lower surface of cylinder cap or cylinder body setting has O shape circle mounting groove.
Described cylinder cap is installed in the cylinder cap mounting groove that cylinder body has by screw, and movable installation, is convenient to cylinder body to carry out inspection and maintenance.
Described thermal medium arrival end 12a and thermal medium port of export 12b are on same axis one α, described cold medium inlet end 13a and cold media outlet end 13b are on same axis two β, described axis one, axis two are positioned at same plane one, two air inlets that move up and down in cylinder body for control piston 10,11 axis four γ, axis five δ are in same plane two, and described plane one is mutually vertical with plane two.
Longitudinal pitch between described the first recess and the second recess is less than the longitudinal pitch between thermal medium arrival end and cold medium inlet end.
The operation principle of this conversion equipment is as follows:
TOP-TIP is cold instant heating conversion equipment, is to drive piston movement by gas, and the movement of the upper-lower position of piston can realize liquid or the steam conversion of two kinds of different temperatures.Wherein the conversion of gas is that sequential control signal is realized.
Example: logical steam (referring to Fig. 9, Figure 10):
Air inlet 11 ventilations----air inlet 11 ventilations by control signal, transmitted.Realize piston and move upward, thus 12 connections of thermal medium transfer passage, and steam enters die cavity by conversion equipment, realizes die cavity and heats up rapidly, guarantees the high smooth injection moulding of product of precision.
Logical frozen water (referring to Figure 11, Figure 12):
Air inlet 10 ventilations---by control signal, transmit air inlet 10 ventilations.Realize piston and move downward, thus 13 connections of cold medium transport passage, frozen water enters die cavity by conversion equipment, realizes die cavity and lowers the temperature rapidly, and cooling products, improves injection moulding efficiency in time.
TOP-TIP is that design, manufacture and the material of cold instant heating conversion equipment all has higher technical merit, is at home the hot flow path company that first hand adopts this technology, leading at home.
The foregoing is only the preferred embodiment of the present invention, protection scope of the present invention is not limited in above-mentioned embodiment, and every technical scheme that belongs to the principle of the invention all belongs to protection scope of the present invention.For a person skilled in the art, some improvement of carrying out under the prerequisite that does not depart from principle of the present invention, these improvement also should be considered as protection scope of the present invention.
Claims (8)
1. TOP-TIP is cold instant heating conversion equipment, it is characterized in that, comprising: cylinder body (1), the cylinder cap (3) that is installed on the piston (2) in cylinder body and is removably installed in two ends of cylinder body, and described cylinder body comprises:
Two air inlets that move up and down in cylinder body for control piston (10,11), it is located at cylinder side wall and respectively near two ends of cylinder body;
A thermal medium transfer passage (12), it comprises thermal medium arrival end (12a) and the thermal medium port of export (12b) of being located at cylinder side wall;
A cold medium transport passage (13), it comprises cold medium inlet end (13a) and the cold media outlet end (13b) of being located at cylinder side wall;
Described piston (2) comprising:
The first recess (20) of being circumferentially located at piston shaft and coordinating with thermal medium arrival end and the thermal medium port of export, it forms the control channel part of thermal medium transfer passage between thermal medium arrival end and the thermal medium port of export;
The second recess (21) of being circumferentially located at piston shaft and coordinating with cold medium inlet end and cold media outlet end, it forms the control channel part of cold medium transport passage between cold medium inlet end and cold media outlet end;
Between piston shaft between described first, second recess and inboard wall of cylinder block, be provided with sealing ring (4).
2. TOP-TIP as claimed in claim 1 is cold instant heating conversion equipment, it is characterized in that, the axis of two air inlets is positioned at same fore-and-aft plane.
3. TOP-TIP as claimed in claim 1 is cold instant heating conversion equipment, it is characterized in that, two ends of described piston shaft all have annular groove (22).
4. TOP-TIP as claimed in claim 1 is cold instant heating conversion equipment, it is characterized in that, between the top piston shaft and inboard wall of cylinder block of described the first recess, be equipped with sealing ring (4) between the below piston shaft of the second recess and inboard wall of cylinder block.
5. TOP-TIP as claimed in claim 1 is cold instant heating conversion equipment, it is characterized in that, is provided with sealing ring (5) between described cylinder cap (3) and cylinder body.
6. TOP-TIP as claimed in claim 1 is cold instant heating conversion equipment, it is characterized in that, described cylinder cap is installed in the cylinder cap mounting groove that cylinder body has by screw.
7. TOP-TIP as claimed in claim 1 is cold instant heating conversion equipment, it is characterized in that, described thermal medium arrival end (12a) and the thermal medium port of export (12b) are on same axis one (α), described cold medium inlet end (13a) and cold media outlet end (13b) are on same axis two (β), described axis one, axis two are positioned at same plane one, two air inlets that move up and down in cylinder body for control piston (10,11) axis four (γ), axis five (δ) are in same plane two, and described plane one is mutually vertical with plane two.
8. TOP-TIP as claimed in claim 1 is cold instant heating conversion equipment, it is characterized in that, the longitudinal pitch between described the first recess and the second recess is less than the longitudinal pitch between thermal medium arrival end and cold medium inlet end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310184818.9A CN104162966A (en) | 2013-05-17 | 2013-05-17 | Instant cooling and instant heating conversion equipment for hot runner system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310184818.9A CN104162966A (en) | 2013-05-17 | 2013-05-17 | Instant cooling and instant heating conversion equipment for hot runner system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104162966A true CN104162966A (en) | 2014-11-26 |
Family
ID=51907039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310184818.9A Pending CN104162966A (en) | 2013-05-17 | 2013-05-17 | Instant cooling and instant heating conversion equipment for hot runner system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104162966A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107471528A (en) * | 2017-08-23 | 2017-12-15 | 现代精密塑胶模具（深圳）有限公司 | Silica gel machine |
| CN111941752A (en) * | 2020-08-14 | 2020-11-17 | 俞洁瑶 | Connect stable injection mold device |
-
2013
- 2013-05-17 CN CN201310184818.9A patent/CN104162966A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107471528A (en) * | 2017-08-23 | 2017-12-15 | 现代精密塑胶模具（深圳）有限公司 | Silica gel machine |
| CN107471528B (en) * | 2017-08-23 | 2020-06-05 | 现代精密机械(深圳)有限公司 | Silica gel machine |
| CN111941752A (en) * | 2020-08-14 | 2020-11-17 | 俞洁瑶 | Connect stable injection mold device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141126 |