CN206501397U - A kind of Injection hold pressure control device - Google Patents
A kind of Injection hold pressure control device Download PDFInfo
- Publication number
- CN206501397U CN206501397U CN201720201743.4U CN201720201743U CN206501397U CN 206501397 U CN206501397 U CN 206501397U CN 201720201743 U CN201720201743 U CN 201720201743U CN 206501397 U CN206501397 U CN 206501397U
- Authority
- CN
- China
- Prior art keywords
- injection
- injection cylinder
- transducer
- control device
- pressure control
- 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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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a kind of Injection hold pressure control device, including injection machine base, electric cabinet is installed on injection machine base, display screen is installed on electric cabinet, the side of display screen is provided with button, the inside of electric cabinet is provided with PLC and memory, display screen, button and memory are electrically connected with PLC, screw mandrel is installed at the top of injection machine base, fixed plate is installed on screw mandrel, the center of fixed plate is provided with injection cylinder, the top of injection cylinder is provided with electric pushrod, electric pushrod is connected with injection cylinder by screw rod, the bottom of screw rod is arranged on the inside of injection cylinder, the side of injection cylinder is provided with transmitting transducer, the opposite side of injection cylinder is provided with receive transducer, the inwall of injection cylinder is provided with heating plate, heating plate is by upper aluminium sheet, heating wire, heat conductive silica gel and lower aluminum sheet are constituted, the Injection hold pressure control device, the accurate control pressure of energy, so that the quality of plastic products gets a promotion.
Description
Technical field
The utility model is related to injection machine holding pressure control technical field, specially a kind of Injection hold pressure control device.
Background technology
China can only provide low and middle-grade injection moulding apparatus, therefore at present as the production and consumption big country of plastic products
Development precise injection molding shaping is the task of top priority of China's injection machine industry.Restrict the factor of injection moulding apparatus precision raising very
Many, the holding pressure control in injection moulding process is one of key element.On the one hand, dwell pressure is answered the contraction of product, warpage, remnants
Power etc. has very important influence, on the other hand, and adapted to injection system is complicated, there is time-varying in injection moulding process, the characteristic such as non-linear and
There is more serious interference in running environment, it is difficult to implement accurate control to dwell pressure.High-temperature fusant is full of after die cavity, is molded
Journey enters the pressurize feeding stage, and a small amount of melt flows slowly into die cavity to make up the receipts of melt cooling generation under external pressure effect
Contracting, untill this process continues to that cast gate is freeze-up.In order to realize the accurate control of dwell pressure, it is necessary to solve control object and guarantor
The test problems of pressure pressure, if the test position of dwell pressure mainly has die cavity to cavity pressure examinations, install pressure and pass
Sensor can destroy structure, influence production and quality of item, so a Injection hold pressure control measured with ultrasonic pressure of design
Device processed is considerable.
Utility model content
The purpose of this utility model is to provide a kind of Injection hold pressure control device, to solve to propose in above-mentioned background technology
The problem of.
To achieve the above object, the utility model provides following technical scheme：A kind of Injection hold pressure control device, including note
It is provided with molding machine base, the injection machine base on electric cabinet, the electric cabinet and display screen is installed, the one of the display screen
Side is provided with button, and the inside of the electric cabinet is provided with PLC and memory, the display screen, the button and institute
State memory to be electrically connected with the PLC, be provided with screw mandrel, the screw mandrel and pacify at the top of the injection machine base
Equipped with fixed plate, the center of the fixed plate is provided with injection cylinder, and the top of the injection cylinder is provided with electric pushrod, described
Electric pushrod is connected with injection cylinder by screw rod, and the bottom of the screw rod is arranged on the inside of injection cylinder, described to penetrate
The side of packing element is provided with transmitting transducer, and the opposite side of the injection cylinder is provided with receive transducer, the injection cylinder it is interior
Wall is provided with heating plate, and the heating plate is made up of upper aluminium sheet, heating wire, heat conductive silica gel and lower aluminum sheet, the heating plate, described
Transmitting transducer and the receive transducer are electrically connected with the PLC.
Further, the inside of the transmitting transducer is provided with signal transmission circuit, the inside of the receive transducer
Signal receiving circuit is installed.
Further, the transmitting transducer and receive transducer, which are fastenedly connected and launched by seccotine with injection cylinder, changes
The center of energy device and receive transducer is located in same horizontal line.
Further, the electric pushrod is by servomotor, reduction gearing, screw rod, nut, guide pin bushing, push rod, slide, bullet
Spring, shell, turbine and fine motion controlling switch composition, the servomotor are electrically connected with PLC.
Further, the bottom of the injection machine base is provided with several support feets, and the bottom of the support feet is installed
There is Damping cushion.
Compared with prior art, the beneficial effects of the utility model are：The Injection hold pressure control device, by manipulating button
PLC is set to control transmitting transducer work, transmitting transducer is led to by signal transmission circuit transmission signal, receive transducer
Cross signal receiving circuit to receive signal and transfer information in PLC, the PLC metering ultrasonic wave delivery time,
Pressure value and ultrasonic wave delivery time existence anduniquess corresponding relation, so as to obtain pressure value, make PLC by manipulating button
Servomotor rotating speed is controlled, so that the speed for controlling electric pushrod to move downward, then drives molten in screw extruding injection cylinder
Body realizes feeding into die cavity, so as to control the pressure in die cavity, the inwall of injection cylinder is provided with heating plate, by manipulating button
PLC is controlled heating plate work, can effectively reduce the contraction of melt cooling generation.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is electric cabinet internal frame diagram of the present utility model；
Fig. 3 is heating plate internal structure schematic diagram of the present utility model；
Fig. 4 is signal transmission circuit figure of the present utility model；
Fig. 5 is signal receiving circuit figure of the present utility model；
In figure：1- is molded machine base；2- electric cabinets；3- display screens；4- buttons；5- heating plates；6- transmitting transducers；7- consolidates
Fixed board；8- electric pushrods；9- injections cylinder；10- receive transducers；11- screw mandrels；The upper aluminium sheets of 12-；13- heating wire；14- thermal conductive silicons
Glue；15- lower aluminum sheets；16-PLC controllers；17- memories.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Fig. 1-5 are referred to, the utility model provides a kind of technical scheme：A kind of Injection hold pressure control device, including injection
It is provided with machine base 1, injection machine base 1 on electric cabinet 2, electric cabinet 2 and display screen 3 is installed, the side of display screen 3 is provided with
Button 4, the inside of electric cabinet 2 is provided with PLC 16 and memory 17, and display screen 3, button 4 and memory 17 are and PLC
Controller 16 is electrically connected with, and the top of injection machine base 1, which is provided with screw mandrel 11, screw mandrel 11, is provided with fixed plate 7, fixed plate 7
Center injection cylinder 9 is installed, the top of injection cylinder 9 is provided with electric pushrod 8, and electric pushrod 8 passes through screw rod with injection cylinder 9
Connection, the bottom of screw rod is arranged on the inside of injection cylinder 9, and the side of injection cylinder 9 is provided with transmitting transducer 6, injection cylinder 9 it is another
Side is provided with receive transducer 10, and the inwall of injection cylinder 9 is provided with heating plate 5, heating plate 5 by upper aluminium sheet 12, heating wire 13,
Heat conductive silica gel 14 and lower aluminum sheet 15 are constituted, and heating plate 5, transmitting transducer 6 and receive transducer 10 are electrical with PLC 16
Connection.
Further, the inside of the transmitting transducer 6 is provided with signal transmission circuit, the receive transducer 10 it is interior
Portion is provided with signal receiving circuit, is easy to driving transmitting transducer 6 and receive transducer 10 to work.
Further, the transmitting transducer 6 and receive transducer 10 are fastenedly connected and sent out by seccotine with injection cylinder 9
The center for penetrating transducer 6 and receive transducer 10 is located in same horizontal line, is easy to receive signal.
Further, the electric pushrod 8 is by servomotor, reduction gearing, screw rod, nut, guide pin bushing, push rod, slide, bullet
Spring, shell, turbine and fine motion controlling switch composition, the servomotor are electrically connected with PLC 16, are easy to drive screw rod
Pump.
Further, the bottom of the injection machine base 1 is provided with several support feets, and the bottom of the support feet is installed
There is Damping cushion, with preferable damping property.
Operation principle：First, the control of PLC 16 is made transmitting transducer 6 is worked by manipulating button 4, transmitting is changed
Energy device 6 is received signal by signal receiving circuit and is passed information by signal transmission circuit transmission signal, receive transducer 10
It is defeated in PLC 16, the metering ultrasonic wave delivery time of PLC 16, pressure value exists only with the ultrasonic wave delivery time
One corresponding relation, so as to obtain pressure value, makes PLC 16 control servomotor rotating speed, so as to control by manipulating button 4
The speed that electric pushrod 8 is moved downward, then drives the melt in screw extruding injection cylinder 9 to realize feeding into die cavity, so that
The pressure in die cavity is controlled, the inwall of injection cylinder 9 is provided with heating plate 5, add the control of PLC 16 by manipulating button 4
Backing 5 works, and can effectively reduce the contraction of melt cooling generation.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of Injection hold pressure control device, including injection machine base（1）, it is characterised in that：The injection machine base（1）Upper peace
Equipped with electric cabinet（2）, the electric cabinet（2）On display screen is installed（3）, the display screen（3）Side button is installed
（4）, the electric cabinet（2）Inside PLC is installed（16）And memory（17）, the display screen（3）, the button
（4）With the memory（17）With the PLC（16）It is electrically connected with, the injection machine base（1）Top install
There is screw mandrel（11）, the screw mandrel（11）On fixed plate is installed（7）, the fixed plate（7）Center be provided with injection cylinder
（9）, the injection cylinder（9）Top electric pushrod is installed（8）, the electric pushrod（8）With injection cylinder（9）Pass through spiral shell
Bar is connected, and the bottom of the screw rod is arranged on injection cylinder（9）Inside, injection cylinder（9）Side transmitting is installed
Transducer（6）, the injection cylinder（9）Opposite side receive transducer is installed（10）, the injection cylinder（9）Inwall be provided with
Heating plate（5）, the heating plate（5）By upper aluminium sheet（12）, heating wire（13）, heat conductive silica gel（14）And lower aluminum sheet（15）Constitute,
The heating plate（5）, the transmitting transducer（6）With the receive transducer（10）With the PLC（16）Electrically
Connection.
2. a kind of Injection hold pressure control device according to claim 1, it is characterised in that：The transmitting transducer（6）'s
Inside is provided with signal transmission circuit, the receive transducer（10）Inside signal receiving circuit is installed.
3. a kind of Injection hold pressure control device according to claim 1, it is characterised in that：The transmitting transducer（6）With
Receive transducer（10）With injection cylinder（9）It is fastenedly connected by seccotine and transmitting transducer（6）And receive transducer（10）'s
Center is located in same horizontal line.
4. a kind of Injection hold pressure control device according to claim 1, it is characterised in that：The electric pushrod（8）By watching
Take motor, reduction gearing, screw rod, nut, guide pin bushing, push rod, slide, spring, shell, turbine and fine motion controlling switch composition, institute
State servomotor and PLC（16）It is electrically connected with.
5. a kind of Injection hold pressure control device according to claim 1, it is characterised in that：The injection machine base（1）'s
Bottom is provided with several support feets, and the bottom of the support feet is provided with Damping cushion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720201743.4U CN206501397U (en) | 2017-03-03 | 2017-03-03 | A kind of Injection hold pressure control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720201743.4U CN206501397U (en) | 2017-03-03 | 2017-03-03 | A kind of Injection hold pressure control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206501397U true CN206501397U (en) | 2017-09-19 |
Family
ID=59840568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720201743.4U Expired - Fee Related CN206501397U (en) | 2017-03-03 | 2017-03-03 | A kind of Injection hold pressure control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206501397U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108819113A (en) * | 2018-07-18 | 2018-11-16 | 太仓市众翔精密五金有限公司 | High resistance to compression long-life laptop plate shell injection forming mold and method |
-
2017
- 2017-03-03 CN CN201720201743.4U patent/CN206501397U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108819113A (en) * | 2018-07-18 | 2018-11-16 | 太仓市众翔精密五金有限公司 | High resistance to compression long-life laptop plate shell injection forming mold and method |
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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: 20170919 Termination date: 20200303 |