CN207415910U - The injection device of automatic injection machine and automatic injection machine - Google Patents
The injection device of automatic injection machine and automatic injection machine Download PDFInfo
- Publication number
- CN207415910U CN207415910U CN201721385840.XU CN201721385840U CN207415910U CN 207415910 U CN207415910 U CN 207415910U CN 201721385840 U CN201721385840 U CN 201721385840U CN 207415910 U CN207415910 U CN 207415910U
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- Prior art keywords
- injection
- piston
- storage compartment
- barrel
- melted material
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- 238000002347 injection Methods 0.000 title claims abstract description 123
- 239000007924 injection Substances 0.000 title claims abstract description 123
- 239000000463 material Substances 0.000 claims abstract description 69
- 238000003860 storage Methods 0.000 claims abstract description 44
- 239000012768 molten material Substances 0.000 claims abstract description 9
- 230000006698 induction Effects 0.000 claims 1
- 238000001746 injection moulding Methods 0.000 description 12
- 229920003023 plastic Polymers 0.000 description 6
- 239000004033 plastic Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 125000003003 spiro group Chemical group 0.000 description 3
- 238000012856 packing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Landscapes
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model is related to the injection device of automatic injection machine and automatic injection machine, including：One plasticizing apparatus, it is interior to be equipped with a conveying and melt channel, the screw rod or plunger of a transporting molten material are equipped in the transfer passage；One injection member, for receiving melted material from the plasticizing apparatus；It is characterized in that, the injection member includes an injection barrel, injection port, the piston that reciprocating motion is provided in barrel is injected, piston is driven by linear actuator；Piston forms the first storage compartment to the injection material cylinder between injection port, and injection barrel another part is the second storage compartment, and the second storage compartment has feeding port, and the transfer passage of plasticizing apparatus is connected with feeding port；Piston sets check valve, and melted material is entered from the second storage compartment in the first storage compartment by check valve.Using the utility model, residence time of the melted material in injection barrel is basically identical, and injecting products quality is higher；And melted material is not detained in injection barrel, and injection barrel can be kept clean.
Description
Technical field
The utility model is related to injection molding art, the injection device and automatic injection machine of more particularly to a kind of automatic injection machine.
Background technology
The appearance of Shooting Technique so that the efficiency of the manufacturing is greatly improved, such as distribution box shell is very big by one
Part daily necessities or industrial goods can use the mode of injection to produce, and the injection moulding process for commonly using injection molding machine is in certain temperature
Under, by screw rod or plunger by after molten plastic material, injected with high pressure in the die cavity of mold, after cooling and solidifying, you can
To molded product；Classify by the plasticizing to raw material and injection system, injection molding machine can be divided into：Plunger type, reciprocating screw type and spiral shell
Three kinds of bar plasticizing plunger injection formula.
For the injection molding machine of spiro rod plasticizing Injection molded syringe type, usually barrel there are two tools, one is spiro rod plasticizing barrel,
The other is plunger case barrel, in spiro rod plasticizing barrel after melting, is entered by check valve in plunger case barrel, plunger
It is constantly retreated in fill process, after completing to feed, forward plunger motion will be molded by the injection port in plunger case barrel
Material is injected in die cavity；Injected plastics material after melting is from plasticizing charging barrel toward plunger case barrel storing and injected plastics material from plunger
It is that the injected plastics material of laggard plunger case barrel pushes at first toward injection port during cylinder barrel is pushed toward injection port, and in technique
Plunger case barrel always needs to retain certain pressure and fill compression material, therefore when injection cycle works completion, plunger case barrel
A part of injected plastics material is always left on head, and this part injection material is stayed into plunger case barrel and always at first,
And be all difficult to discharge per task since mobility is poor, after a certain period of time, this part injection material can blackening decomposition, production
Solution gas estranged, causes to seriously affect to the quality of product.
Utility model content
Based on this, the purpose of the utility model is to overcome at least one deficiencies of the prior art, provide a kind of automatic
The injection device of injection molding machine does not have injected plastics material and is rested on for a long time in barrel in injection moulding process, simple in structure, product quality
It is high.
Another purpose of the utility model is, provides a kind of automatic injection machine, uses the automatic of above-mentioned injection device
It is molded the higher injecting products of the function quality of production.
In order to achieve the above objectives, the technical solution adopted in the utility model is：
A kind of injection device of automatic injection machine, including：
One plasticizing apparatus, it is interior to be equipped with a conveying and melt channel, a conveying is equipped in the conveying and melt channel and is melted
Melt the screw rod or plunger of material；
One injection member, for receiving melted material from the plasticizing apparatus；
It is characterized in that, the injection member includes an injection barrel, injection port, inject in barrel and be provided with reciprocating motion
Piston, piston are driven by linear actuator；Piston forms the first storage compartment to the injection material cylinder between injection port, and injection barrel is another
A part is the second storage compartment, and the second storage compartment has feeding port, and the conveying of plasticizing apparatus and melt channel are connected with feeding port
It connects；Piston sets check valve, and melted material is entered from the second storage compartment in the first storage compartment by check valve.
In said program, during the Injection hold pressure stage or after the completion of pressurize, plasticizing apparatus can be carried out at the same time plasticizing, spiral shell during plasticizing
Bar or plunger retreat；After packing stage or when the melted material of plasticizing satisfaction is molded again, piston is driven by straight line
Dynamic device driving retreats, and check valve is opened under pressure, the melted material after plasticizing apparatus plasticizing by screw rod or plunger to
Preceding conveying is introduced into the second storage compartment, and the first storage compartment is delivered into using check valve, after metering enough enough materials,
Piston pushes forward, closed check valve, and the melted material in the first storage compartment is injected by injection port in mold；Piston is forward
During conveying, the screw rod or plunger of plasticizing apparatus continue to second storage compartment's transporting molten material；Therefore, melted material into
It is first in first out to enter to inject barrel, and residence time of the melted material in injection barrel is basically identical, injecting products quality compared with
It is high；And melted material flows faster during due to injection, melted material of second storage compartment away from piston one end can be disturbed, at this
Melted material will not be always stayed in the second storage compartment, and injection barrel can be kept clean.
Further, the linear actuator, which has, drives first extreme position of the piston away from injection port and close
Second extreme position of injection port.In the present solution, extreme position is set to ensure during reciprocating motion of the pistons, the second storing
Room keeps connecting with conveying and melt channel, ensures the continuous conveying of melted material；Simultaneously piston collisions can be avoided to cause to seal
The bad result of property.
Further, when piston is in the first extreme position, feeding port is located at one side of second storage compartment away from piston.The
In two storage compartments, the one side away from feed inlet is the region that melted material is easily detained, in the present solution, reducing stagnant area, is avoided
Melted material is trapped in injection barrel.
Further, the piston has piston rod, and spoiler is set on piston rod；Piston is in the first extreme position
When, spoiler is located at one side of the feeding port away from piston.Spoiler is set, to the first extreme position when piston retreats
When, spoiler can disturb the melted material of stagnant area, and melted material is made to be not detained in injection barrel.
Further, the spoiler is annular spoiler.Melting of the annular spoiler when piston is retreated to stagnant area
Material forms compressing and flows, and when piston pushes forward, stagnant area is because supplementing what is left when annular spoiler pushes forward
Vacancy and it is disturbed；This programme can be ensured that there is no melted material stagnant areas in injection barrel, it is ensured that the matter of injecting products
Amount.
In wherein a kind of embodiment, the screw rod or plunger are connected with servomotor.It is accurately controlled using servomotor
The movement of screw rod or plunger, it is ensured that measure the accuracy of melted material, improve injecting products quality.
Further, pressure sensor device is installed at the front end face of the piston, is melted for measuring in the first storage compartment
Melt the pressure of material.It monitors the pressure of melted material in real time by pressure sensor device, facilitates in injection moulding process and be adjusted.
Further, check valves are provided at the injection port, for prevent injection when melted material flow backwards.
The utility model additionally provides a kind of automatic injection machine, including rack, die setting base, mounted on die setting base
On at least one mold, intelligent console, the automatic injection machine further includes above-mentioned injection device；Injection device passes through note
Melted material is delivered in mold by loophole.
In said program, the parameter of injection moulding process is controlled by intelligent console, when injection device is to wherein one
When pressurize is carried out after a mold injected molten material, plasticizing can be carried out at the same time, after the completion for the treatment of pressurize, move moulds mounting base, can
Immediately to another mold injected molten material in mounting base；Since in injection moulding process, melted material is not detained in injection
In device, product quality is higher.
Compared with prior art, the beneficial effects of the utility model are：
A kind of injection device of automatic injection machine of the use of the new type, by setting the second storage compartment in barrel is injected, makes
After melted material is introduced into the second storage compartment from the conveying of plasticizing apparatus and melt channel, the first storage compartment is entered back into, then
It is projected from injection port；Since the melted material for being introduced into injection barrel first projects, melted material is when injecting the stop in barrel
Between it is basically identical, injecting products quality is higher；And melted material flows faster during due to injection, it is remote that the second storage compartment can be disturbed
Melted material from piston one end, melted material is not detained in the second storage compartment at this, and injection barrel can be kept clean.
Description of the drawings
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the overall structure diagram of piston the utility model in the second /V；
In figure：100 plasticizing apparatus, 110 conveying and melt channel, 120 screw rods, 200 injection members, 210 injection barrels,
211 first storage compartments, 212 second storage compartments, 213 feeding ports, 220 injection ports, 230 pistons, 231 check valves, 232 piston rods,
233 spoilers, 240 check valves, 300 racks, 400 die setting bases, 500 molds, 600 intelligent consoles.
Specific embodiment
The utility model is further described With reference to embodiment.Wherein, being given for example only property of attached drawing
Illustrate, expression is only schematic diagram rather than pictorial diagram, it is impossible to be interpreted as the limitation to this patent；In order to which this reality is better described
With new embodiment, some components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；To ability
For field technique personnel, some known features and its explanation may be omitted and will be understood by attached drawing.
Embodiment 1
A kind of injection device of automatic injection machine of the present embodiment, overall structure diagram as shown in Figure 1, including：One
The injection device of kind automatic injection machine, including：
One plasticizing apparatus 100, it is interior to be equipped with a conveying and melt channel 110, it is equipped in the conveying and melt channel 110
The screw rod 120 of one transporting molten material；The screw rod 120 or plunger are connected with servomotor.
One injection member 200, for receiving melted material from the plasticizing apparatus 100；
It is characterized in that, the injection member 200 includes an injection barrel 210, injection port 220, inject and be provided in barrel
The piston 230 of reciprocating motion, piston is driven by linear actuator；Piston forms the first storing to the injection material cylinder between injection port
Room 211, injection barrel another part are the second storage compartment 212, and the second storage compartment 212 has a feeding port 213, plasticizing apparatus it is defeated
It send and is connected with melt channel 110 with feeding port 213；Piston sets check valve 231, and melted material is by check valve 231 from the
Two storage compartments 212 enter in the first storage compartment 211, and check valves 240 are provided at the injection port, for being melted when preventing injection
Material is flow backwards.
The linear actuator, which has, drives first extreme position of the piston away from injection port and close to injection port
Second extreme position；When piston 230 is in the first extreme position, feeding port is located at one side of second storage compartment away from piston；It is living
Plug has piston rod 232, and annular spoiler 233 is set on piston rod；When piston is in the first extreme position, annular spoiler
233 are located at one side of the feeding port 213 away from piston, see Fig. 2；And pressure sensor device is installed at 230 front end face of piston, it is used for
Measure the pressure of melted material in the first storing 211.
In said program, during the Injection hold pressure stage or after the completion of pressurize, plasticizing apparatus can be carried out at the same time plasticizing, spiral shell during plasticizing
Bar or plunger retreat；After packing stage or when the melted material of plasticizing satisfaction is molded again, piston is driven by straight line
Dynamic device driving retreats, and check valve is opened under pressure, the melted material after plasticizing apparatus plasticizing by screw rod or plunger to
Preceding conveying is introduced into the second storage compartment, and the first storage compartment is delivered into using check valve, after metering enough enough materials,
Piston pushes forward, closed check valve, and the melted material in the first storage compartment is injected by injection port in mold；Piston is forward
During conveying, the screw rod or plunger of plasticizing apparatus continue to second storage compartment's transporting molten material；Therefore, melted material into
It is first in first out to enter to inject barrel, and residence time of the melted material in injection barrel is basically identical, injecting products quality compared with
It is high；And due to the presence of annular spoiler, melted material of second storage compartment away from piston one end can be disturbed, melting material at this
Material will not be always stayed in the second storage compartment, and injection barrel can be kept clean.
Embodiment 2
A kind of automatic injection machine, including rack 300, die setting base 400, at least one on die setting base
Mold 500, intelligent console 600, the automatic injection machine further include the injection device of 2 gained of embodiment 1 or embodiment；Injection
Melted material is delivered in mold 500 by device by injection port.
In said program, the parameter of injection moulding process is controlled by intelligent console, when injection device is to wherein one
When pressurize is carried out after a mold injected molten material, plasticizing can be carried out at the same time, after the completion for the treatment of pressurize, move moulds mounting base, can
Immediately to another mold injected molten material in mounting base；Since in injection moulding process, melted material is not detained in injection
In device, product quality is higher.
Obviously, above-described embodiment of the utility model is only intended to clearly illustrate the utility model example, and
It is not the restriction to the embodiment of the utility model.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
It is exhaustive.All any modification, equivalent and improvement made within the spirit and principle of the utility model etc., should be included in
Within the protection domain of the utility model claims.
Claims (9)
1. a kind of injection device of automatic injection machine, including：
One plasticizing apparatus（100）, it is interior to be equipped with a conveying and melt channel（110）, in the conveying and melt channel（110）In set
There is the screw rod of a transporting molten material（120）Or plunger；
One injection member（200）, for from the plasticizing apparatus（100）Receive melted material；
It is characterized in that, the injection member（200）Including an injection barrel（210）, injection port（220）, injection barrel is interior to be set
There is the piston of reciprocating motion（230）, piston drives by linear actuator；Piston forms first to the injection material cylinder between injection port
Storage compartment（211）, injection barrel another part is the second storage compartment（212）, the second storage compartment（212）With feeding port（213）,
The conveying of plasticizing apparatus and melt channel（110）With feeding port（213）It is connected；Piston sets check valve（231）, melted material
Pass through check valve（231）From the second storage compartment（212）Into the first storage compartment（211）In.
2. injection device according to claim 1, which is characterized in that the linear actuator, which has, drives the piston remote
The first extreme position from injection port and the second extreme position close to injection port.
3. injection device according to claim 2, which is characterized in that when piston is in the first extreme position, feeding port
（213）Positioned at the second storage compartment away from piston（230）One side.
4. injection device according to claim 2, which is characterized in that the piston（230）With piston rod（232）, it is living
Spoiler is set on stopper rod（233）；When piston is in the first extreme position, spoiler（233）Positioned at feeding port away from piston
（230）One side.
5. injection device according to claim 4, which is characterized in that the spoiler（233）For annular spoiler.
6. injection device according to claim 1, which is characterized in that the screw rod（120）Or plunger is connected with servomotor.
7. injection device according to claim 1, which is characterized in that the piston（230）Pressure biography is installed at front end face
Induction device, for measuring the first storage compartment（211）The pressure of middle melted material.
8. injection device according to claim 1, which is characterized in that be provided with check valves at the injection port（240）, it is used for
Prevent that melted material is flow backwards during injection.
9. a kind of automatic injection machine, including rack（300）, die setting base（400）, on die setting base at least one
A mold（500）, intelligent console（600）, which is characterized in that the automatic injection machine further includes any one of claim 1 ~ 8
The injection device；Melted material is delivered to mold by injection device by injection port（500）In.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721385840.XU CN207415910U (en) | 2017-10-25 | 2017-10-25 | The injection device of automatic injection machine and automatic injection machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721385840.XU CN207415910U (en) | 2017-10-25 | 2017-10-25 | The injection device of automatic injection machine and automatic injection machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207415910U true CN207415910U (en) | 2018-05-29 |
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ID=62309743
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721385840.XU Expired - Fee Related CN207415910U (en) | 2017-10-25 | 2017-10-25 | The injection device of automatic injection machine and automatic injection machine |
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| CN (1) | CN207415910U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110271155A (en) * | 2019-07-25 | 2019-09-24 | 李伟 | Injection molding machine is vented colloidal sol charging mechanism |
| CN111844602A (en) * | 2020-07-18 | 2020-10-30 | 陈景伟 | Injection molding machine is used in automobile parts processing |
| CN112092315A (en) * | 2020-08-07 | 2020-12-18 | 昌盛达机械(浙江)有限公司 | Independent pressure maintaining device of plastic injection molding machine |
-
2017
- 2017-10-25 CN CN201721385840.XU patent/CN207415910U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110271155A (en) * | 2019-07-25 | 2019-09-24 | 李伟 | Injection molding machine is vented colloidal sol charging mechanism |
| CN110271155B (en) * | 2019-07-25 | 2024-02-09 | 李伟 | Exhaust sol feeding mechanism of injection molding machine |
| CN111844602A (en) * | 2020-07-18 | 2020-10-30 | 陈景伟 | Injection molding machine is used in automobile parts processing |
| CN112092315A (en) * | 2020-08-07 | 2020-12-18 | 昌盛达机械(浙江)有限公司 | Independent pressure maintaining device of plastic injection molding machine |
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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 |
Granted publication date: 20180529 |
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| CF01 | Termination of patent right due to non-payment of annual fee |