CN107272470A - A kind of plastic bag sealer automation control circuit - Google Patents
A kind of plastic bag sealer automation control circuit Download PDFInfo
- Publication number
- CN107272470A CN107272470A CN201710684223.8A CN201710684223A CN107272470A CN 107272470 A CN107272470 A CN 107272470A CN 201710684223 A CN201710684223 A CN 201710684223A CN 107272470 A CN107272470 A CN 107272470A
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- CN
- China
- Prior art keywords
- control circuit
- resistor
- plastic bag
- diode
- bag sealer
- 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.)
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Package Closures (AREA)
Abstract
The invention discloses a kind of plastic bag sealer automation control circuit, including power circuit, heating control circuit and indicating circuit, described power circuit includes power switch S1, power transformer T, commutation diode VD1, filter condenser C1, current-limiting resistor R1 and voltage-regulator diode VS；Described heating control circuit includes resistor R2~R4, potentiometer RP, capacitor C2, triode V1, V2, relay K, diode VD2, controlling switch S2 and heater EH；Described indicating circuit includes power supply indicator HL1, working station indicator HL2, resistor R5, capacitor C3, transistor V3 and relay K normally opened contact K2.
Description
Technical field
The invention belongs to technical field of automatic control, and in particular to a kind of plastic bag sealer automation control circuit.
Background technology
Plastic bag sealer just refers to that after packing container contains product the machinery sealed to container, its work is former
Reason is to use the polybag or complex pocket made with good thermoplastic, and general use directly heats and imposed in sealing part
Mechanical pressure, fuses sealing.And in the processing of some polybags, it is necessary to remaining bag side is cut away after sealing,
Traditional practice is all, first with sealing machine to plastic bag sealing, polybag then to be removed, using cutting equipment to the residual of polybag
Cut on remaining bag side.
Existing plastic bag sealer control heater control is complicated, and process is uncontrollable, and Integral heating device energy
Consumption is high, and cost of manufacture is also higher.
The content of the invention
Goal of the invention：The invention aims to solve deficiency of the prior art, there is provided a kind of circuit structure design
Rationally, control operation is convenient, and low manufacture cost, and control efficiency is high, can be generally applicable to what all types of plastic bag sealer was used
Automation control circuit.
Technical scheme：A kind of plastic bag sealer automation control circuit of the present invention, including power circuit, heating
Circuit and indicating circuit are controlled, described power circuit includes power switch S1, power transformer T, commutation diode VD1, filter
Ripple capacitor C1, current-limiting resistor R1 and voltage-regulator diode VS, one end of the power transformer T are connected with power switch S1,
The other end is connected with commutation diode VD1, and commutation diode VD1 is connected to filter condenser C1, current-limiting resistor R1, institute
State current-limiting resistor R1 and be connected with voltage-regulator diode VS；Described heating control circuit include resistor R2~R4, potentiometer RP,
Capacitor C2, triode V1, V2, relay K, diode VD2, controlling switch S2 and heater EH, the base of the triode V1
Pole is connected in series with potentiometer RP and resistor R3, the resistor R3 are also associated with controlling switch S2, the controlling switch S2
One end be connected with resistor R2, the other end is connected with capacitor C2, and triode V1 colelctor electrode is connected with resistor R4, three poles
Pipe V1 emitter stage is connected with triode V2 base stage, and triode V2 colelctor electrode is connected in parallel to relay K and diode
VD2, the relay K normally opened contact K1 connection having heaters EH；Described indicating circuit includes power supply indicator HL1, work
Make status indicator lamp HL2, resistor R5, capacitor C3, transistor V3 and relay K normally opened contact K2, the transistor V3
Base stage be connected with resistor R5 one end, the resistor R5 other end is connected in parallel to capacitor C3, normally opened contact K2, described
The other end that transistor V3 colelctor electrode is connected with working station indicator HL2, power supply indicator HL1 and power transformer T connects
Connect.
Further, the potentiometer RP selects belt switch S1 synthesis membrane potentiometer.
Further, the capacitor C1~C3 is from the aluminium device that pressure voltage is 25V.
Further, the diode VD1 and VD2 selects 1N4004 or lN4007 type silicon rectifier diodes.
Further, the voltage-regulator diode VS is from 1/2W or 1/4W, 9V silicon voltage regulator diode.
Further, the transistor V1~V3 selects 3DK9B or C8050,58050 type silicon NPN transistors.
Further, the relay K selects JRX-13F type 12V DC relays.
Further, the S1 uses the switch on RP1；S2 selects KWX-1 type microswitches.
Beneficial effect：A kind of plastic bag sealer automation control circuit of the present invention, its circuit structure design rationally, is controlled
System is easy to operate, and low manufacture cost, and control efficiency is high, can be generally applicable to all types of plastic bag sealer and use.
Brief description of the drawings
Fig. 1 is circuit control principle figure of the invention.
Embodiment
Technical scheme is described in further detail with reference to specific embodiment.
A kind of plastic bag sealer automation control circuit as shown in Figure 1, including power circuit, heating control circuit and
Indicating circuit, described power circuit include power switch S1, power transformer T, commutation diode VD1, filter condenser C1,
Current-limiting resistor R1 and voltage-regulator diode VS, one end of the power transformer T is connected with power switch S1, and the other end is connected with
Commutation diode VD1, commutation diode VD1 are connected to filter condenser C1, current-limiting resistor R1, the current-limiting resistor
R1 is connected with voltage-regulator diode VS；Described heating control circuit includes resistor R2~R4, potentiometer RP, capacitor C2, three
Pole pipe V1, V2, relay K, diode VD2, controlling switch S2 and heater EH, the base series of the triode V1 are connected with
Potentiometer RP and resistor R3, the resistor R3 are also associated with controlling switch S2, and one end of the controlling switch S2 is connected with
Resistor R2, the other end is connected with capacitor C2, and triode V1 colelctor electrode is connected with resistor R4, triode V1 emitter stage
Triode V2 base stage is connected with, triode V2 colelctor electrode is connected in parallel to relay K and diode VD2, the relay K
Normally opened contact K1 connection having heaters EH；Described indicating circuit include power supply indicator HL1, working station indicator HL2,
Resistor R5, capacitor C3, transistor V3 and relay K normally opened contact K2, the base stage of the transistor V3 are connected with resistance
Device R5 one end, the resistor R5 other end is connected in parallel to capacitor C3, normally opened contact K2, the colelctor electrode of the transistor V3
Working station indicator HL2 is connected with, power supply indicator HL1 is connected with the power transformer T other end.
It is used as the further optimization of above-described embodiment：
It is preferred that, the potentiometer RP selects belt switch S1 synthesis membrane potentiometer.
It is preferred that, the capacitor C1~C3 is from the aluminium device that pressure voltage is 25V.
It is preferred that, the diode VD1 and VD2 selects 1N4004 or lN4007 type silicon rectifier diodes.
It is preferred that, the voltage-regulator diode VS is from 1/2W or 1/4W, 9V silicon voltage regulator diode.
It is preferred that, the transistor V1~V3 selects 3DK9B or C8050,58050 type silicon NPN transistors.
It is preferred that, the relay K selects JRX-13F type 12V DC relays.
It is preferred that, the S1 uses the switch on RP1；S2 selects KWX-1 type microswitches.
Switch on power switch S1, after alternating current 220V voltage is depressured through T, produces exchange 18V voltages in secondary side and exchanges 24V
Voltage.18V voltages are exchanged after VD1 halfwave rectifier and C1 filtering, all the way as the work of heating control circuit and indicating circuit
C2 is charged by R2 and S2 normally closed interlock after the decompression of RI current limlitings and VS clampers on power supply, another road.Now HL1 is lighted, V1
~V3 is in cut-off state, and K is in release conditions, and EL is not heated, and HL2 does not work.
During to plastic bag sealing, operator presses control panel, connects S2 normally open contact, and normally closed interlock disconnects, on C2
The electric charge of storage is through the base stage of R3, RP to V1（B poles）Electric discharge, turns on V1 and V2, K energization adhesives, K normally opened contact K1 and K2
Connect, EH electrified regulations；C3 chargings simultaneously, V3 conductings, HL2 is lighted.At the end of C2 discharges, V1 and V2 cut-offs, K releases, its
Normally opened contact K1, K2 disconnect, and EH power-off is stopped, and completion is once to seal task.
After K2 normally opened contacts disconnect, C3 is discharged by 85 couples of V3, V3 Delayed conductings is just ended after for a period of time, HL2 exists
Extinguish after V3 cut-offs.
RP resistance is adjusted, thus it is possible to vary C2 discharge time, so as to change the length of EH heat times, to be adapted to difference
The polybag of thickness.
A kind of plastic bag sealer automation control circuit of the present invention, its circuit structure design is reasonable, control operation side
Just, and low manufacture cost, control efficiency is high, can be generally applicable to all types of plastic bag sealer and use.
The above described is only a preferred embodiment of the present invention, any formal limitation not is made to the present invention, though
So the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any to be familiar with this professional technology people
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or modification
For the equivalent embodiment of equivalent variations, as long as being the content without departing from technical solution of the present invention, the technical spirit according to the present invention
Any simple modification, equivalent variations and the modification made to above example, in the range of still falling within technical solution of the present invention.
Claims (8)
1. a kind of plastic bag sealer automation control circuit, it is characterised in that：Including power circuit, heating control circuit and refer to
Show circuit, described power circuit includes power switch S1, power transformer T, commutation diode VD1, filter condenser C1, limit
Flow resistor R1 and voltage-regulator diode VS, one end of the power transformer T is connected with power switch S1, and the other end is connected with whole
Diode VD1 is flowed, commutation diode VD1 is connected to filter condenser C1, current-limiting resistor R1, the current-limiting resistor R1
It is connected with voltage-regulator diode VS；Described heating control circuit includes resistor R2~R4, potentiometer RP, capacitor C2, three poles
Pipe V1, V2, relay K, diode VD2, controlling switch S2 and heater EH, the base series of the triode V1 are connected with electricity
Position device RP and resistor R3, the resistor R3 are also associated with controlling switch S2, and one end of the controlling switch S2 is connected with electricity
Device R2 is hindered, the other end is connected with capacitor C2, and triode V1 colelctor electrode is connected with resistor R4, and triode V1 emitter stage connects
Triode V2 base stage is connected to, triode V2 colelctor electrode is connected in parallel to relay K and diode VD2, the relay K's
Normally opened contact K1 connection having heaters EH；Described indicating circuit includes power supply indicator HL1, working station indicator HL2, electricity
Device R5, capacitor C3, transistor V3 and relay K normally opened contact K2 are hindered, the base stage of the transistor V3 is connected with resistor
R5 one end, the resistor R5 other end is connected in parallel to capacitor C3, normally opened contact K2, the transistor V3 colelctor electrode company
Working station indicator HL2 is connected to, power supply indicator HL1 is connected with the power transformer T other end.
2. a kind of plastic bag sealer automation control circuit according to claim 1, it is characterised in that：The potentiometer
RP selects belt switch S1 synthesis membrane potentiometer.
3. a kind of plastic bag sealer automation control circuit according to claim 1, it is characterised in that：The capacitor
C1~C3 is from the aluminium device that pressure voltage is 25V.
4. a kind of plastic bag sealer automation control circuit according to claim 1, it is characterised in that：The diode
VD1 and VD2 selects 1N4004 or lN4007 type silicon rectifier diodes.
5. a kind of plastic bag sealer automation control circuit according to claim 1, it is characterised in that：The voltage stabilizing two
Pole pipe VS is from 1/2W or 1/4W, 9V silicon voltage regulator diode.
6. a kind of plastic bag sealer automation control circuit according to claim 1, it is characterised in that：The transistor
V1~V3 selects 3DK9B or C8050,58050 type silicon NPN transistors.
7. a kind of plastic bag sealer automation control circuit according to claim 1, it is characterised in that：The relay
K selects JRX-13F type 12V DC relays.
8. a kind of plastic bag sealer automation control circuit according to claim 1, it is characterised in that：The S1 is used
Switch on RP1；S2 selects KWX-1 type microswitches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710684223.8A CN107272470A (en) | 2017-08-11 | 2017-08-11 | A kind of plastic bag sealer automation control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710684223.8A CN107272470A (en) | 2017-08-11 | 2017-08-11 | A kind of plastic bag sealer automation control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107272470A true CN107272470A (en) | 2017-10-20 |
Family
ID=60077173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710684223.8A Pending CN107272470A (en) | 2017-08-11 | 2017-08-11 | A kind of plastic bag sealer automation control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107272470A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010199762A (en) * | 2009-02-23 | 2010-09-09 | Jimbo Electric Co Ltd | Electronic type switch with triac control-stabilized power supply circuit |
| CN203902918U (en) * | 2013-12-10 | 2014-10-29 | 重庆市百可科技（集团）有限公司 | Plastic bag sealing machine |
| CN105301994A (en) * | 2015-10-16 | 2016-02-03 | 芜湖市恒峰科技有限公司 | Oxygen addition control device for aquaculture industry |
| CN105416703A (en) * | 2015-11-25 | 2016-03-23 | 芜湖市恒峰科技有限公司 | Control device for plastic film sealing equipment |
-
2017
- 2017-08-11 CN CN201710684223.8A patent/CN107272470A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010199762A (en) * | 2009-02-23 | 2010-09-09 | Jimbo Electric Co Ltd | Electronic type switch with triac control-stabilized power supply circuit |
| CN203902918U (en) * | 2013-12-10 | 2014-10-29 | 重庆市百可科技（集团）有限公司 | Plastic bag sealing machine |
| CN105301994A (en) * | 2015-10-16 | 2016-02-03 | 芜湖市恒峰科技有限公司 | Oxygen addition control device for aquaculture industry |
| CN105416703A (en) * | 2015-11-25 | 2016-03-23 | 芜湖市恒峰科技有限公司 | Control device for plastic film sealing equipment |
Non-Patent Citations (1)
| Title |
|---|
| DOLPHIN: "塑料袋封口机电路图三", 《电子产品世界》 * |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171020 |