CN101152770B - Heating apparatus of thermal-impulse sealing machine and thermal-impulse sealing machine having the heating apparatus - Google Patents
Heating apparatus of thermal-impulse sealing machine and thermal-impulse sealing machine having the heating apparatus Download PDFInfo
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- CN101152770B CN101152770B CN2006101410437A CN200610141043A CN101152770B CN 101152770 B CN101152770 B CN 101152770B CN 2006101410437 A CN2006101410437 A CN 2006101410437A CN 200610141043 A CN200610141043 A CN 200610141043A CN 101152770 B CN101152770 B CN 101152770B
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Abstract
The present invention provides a pulse heat sealing machine heating device and a pulse heat sealing machine with the heating device. The heating device of the pulse heat sealing machine comprises a heating control device (1), a switching device (2), a heating element (3), a heat sealing sensor device (4) and a power supply device (5). When the heating control device (1) receives the signal which is from the heat sealing sensor device (4) and expresses that the pulse heat sealing machine is in the state of heat sealing, the ratio of heating time and cooling time of the heating element (3) is X1, otherwise, the ratio of heating time and cooling time of the heating element (3) is X2 and X1 is more than X2. The pulse heat sealing machine which uses the heating device of the present invention has invariable base heat, stable sealing effect and high production yield.
Description
Technical field
The present invention relates to a kind of heater of impulse sealer, and the impulse sealer with this heater.
Background technology
Impulse sealer is applicable to and heats and seal adding product in the middle of plastic sheeting and the film.
As shown in Figure 1, the heater of existing impulse sealer comprises heating control apparatus, switching device, heating element heater, induction installation and supply unit.Heating control apparatus, switching device and heating element heater are connected successively, heating control apparatus is by disconnection and the closed heat time heating time and the cold anti-time with the control heating element heater of gauge tap device, the heat-sealing induction installation is used for the sensing pulse heat sealing machine and is in heat-sealing state or holding state and sends status signal to heating control apparatus, and supply unit is used to the impulse sealer power supply.The heating control apparatus of existing impulse sealer adopts the time relay mostly, when heating control apparatus receives the heat-sealing status signal of heat-sealing induction installation transmission, time relay control heating element heater begins heating and to timing heat time heating time, stops heat-sealing when predefined time of relay time of advent heat time heating time.
Existing impulse sealer comprises the heater and the hot sealing device of impulse sealer, the heater of existing impulse sealer as mentioned above, hot sealing device comprises heat-sealing fixture and heat-sealing pressure-bearing device, heating element heater is fixed on the heat-sealing fixture, and the heat-sealing pressure-bearing device is fixed on heat-sealing fixture or the heat-sealing pressure-bearing device.
When impulse sealer sealed, in order to reach reasonable film sealing effect, the temperature of heating element heater was preferably near the ideal temperature.If the temperature of the heating element heater of impulse sealer is lower than ideal temperature, cause the not firm problem of film sealing easily; If the temperature of the heating element heater of impulse sealer is higher than ideal temperature, cause easily the broken problem of film envelope.When traditional impulse sealer starts when start just or after the standby long period, temperature at the bottom of the heating element heater (just heating initial temperature) alters a great deal, the end temperature of heating element heater is different when sealing once more, but each heat-sealing time is pre-set, reach ideal temperature so be difficult to control during heat-sealing, the situation that film sealing is not firm or envelope is broken takes place easily.And owing to temperature at the bottom of the heating element heater is lower, be not enough to reach the temperature of involution film when just beginning to heat, therefore cause involution not firm easily.
Summary of the invention
Temperature changes shortcoming big, that be difficult to guarantee sealing effect at the bottom of the objective of the invention is to start when heating at impulse sealer of the prior art after the standby long period, and the heater of a kind of temperature stabilization, impulse sealer that sealing effect is good and the impulse sealer with this heater are provided.
The heater of impulse sealer provided by the invention comprises heating control apparatus, switching device, heating element heater, heat-sealing induction installation and supply unit; Supply unit is the heating element heater power supply; Whether described heat-sealing induction installation sensing pulse heat sealing machine is in the heat-sealing state, and when sensing impulse sealer when being in the heat-sealing state, send the indicating impulse heat sealing machine and be in the signal of heat-sealing state to heating control apparatus, heating control apparatus receives the signal that the heat-sealing induction installation sends, by the disconnection and the closure of gauge tap device, the heat time heating time and the cold anti-time of control heating element heater; It is characterized in that, when heating control apparatus receives indicating impulse heat sealing machine from the heat-sealing induction installation when being in the signal of heat-sealing state, the heat time heating time of control heating element heater and the ratio of cold anti-time are X1, otherwise the heat time heating time of control heating element heater and the ratio of cold anti-time are X2, and satisfy X1＞X2.
Impulse sealer provided by the invention comprises heater and hot sealing device, and described heater comprises heating control apparatus, switching device, heating element heater, heat-sealing induction installation and supply unit; Supply unit is the heating element heater power supply; Whether described heat-sealing induction installation sensing pulse heat sealing machine is in the heat-sealing state, and when sensing impulse sealer when being in the heat-sealing state, send the indicating impulse heat sealing machine and be in the signal of heat-sealing state to heating control apparatus, heating control apparatus receives the signal that the heat-sealing induction installation sends, by the disconnection and the closure of gauge tap device, the heat time heating time and the cold anti-time of control heating element heater; Hot sealing device comprises heat-sealing fixture and heat-sealing pressure-bearing device, heating element heater and heat-sealing induction installation are fixed on the heat-sealing fixture, when heating control apparatus receives indicating impulse heat sealing machine from the heat-sealing induction installation when being in the signal of heat-sealing state, the heat time heating time of control heating element heater and the ratio of cold anti-time are X1, otherwise the heat time heating time of control heating element heater and the ratio of cold anti-time are X2, and satisfy X1＞X2.
In the heater of impulse sealer provided by the invention, when impulse sealer is in holding state, described heating control apparatus adopts the heat time heating time of lower heating element heater and the ratio of cold anti-time (promptly to heat dutycycle, hereinafter referred to as the heating dutycycle), heating element heater is carried out preservation and controlling, guarantee that the heat dissipation capacity of heating element heater equals the heat that adds of heating element heater, in a basic balance with the end temperature that reaches heating element heater, thereby after avoiding traditional impulse sealer to finish holding state, when again heating element heater being heated, owing to the end temperature shortcoming of different wayward heat time heating times, make that the temperature of heating element heater can remain near the ideal temperature when heat-sealing, improved yield rate; When impulse sealer was in the heat-sealing state, product can be taken away the heat of heating element heater during owing to heat-sealing, so the higher heating dutycycle that described heating control apparatus employing scope is heats heating element heater.In addition, when impulse sealer is in open state, the higher heating duty of ratio heat-sealing state that described heating control apparatus can also the employing scope be recently carries out preheating to heating element heater, it is temperature required to make that the temperature of heating element heater reaches involution soon, the not firm problem of involution that temp of heating element causes inadequately when having avoided in traditional impulse sealer owing to the start beginning.Adopt the impulse sealer of heater provided by the invention, end temperature is constant, involution effect stability, finished product rate height.
Description of drawings
Fig. 1 is the structured flowchart of the heater of impulse sealer provided by the invention;
Fig. 2 is the structured flowchart of the heater of impulse sealer provided by the invention;
Fig. 3 is the structured flowchart of heating control apparatus of the heater of impulse sealer provided by the invention;
Fig. 4 is the structured flowchart of signal processing unit of heating control apparatus of the heater of impulse sealer provided by the invention;
Fig. 5 is the hot sealing device of impulse sealer provided by the invention and the location diagram of heat-sealing induction installation.
Fig. 6 is the program flow diagram of a kind of embodiment of impulse sealer provided by the invention.
Fig. 7 is the program flow diagram of the another kind of embodiment of impulse sealer provided by the invention.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing.
As shown in Figure 1, the heater of impulse sealer provided by the invention comprises heating control apparatus 1, switching device 2, heating element heater 3, heat-sealing induction installation 4 and supply unit 5; Supply unit 5 is heating element heater 3 power supplies; Whether described heat-sealing induction installation 4 sensing pulse heat sealing machines are in the heat-sealing state, and when sensing impulse sealer when being in the heat-sealing state, send the indicating impulse heat sealing machine and be in the signal of heat-sealing state to heating control apparatus 1, heating control apparatus 1 receives the signal that heat-sealing induction installation 4 sends, by the disconnection and the closure of gauge tap device 2, the heat time heating time and the cold anti-time of control heating element heater 3; It is characterized in that, when heating control apparatus 1 receives indicating impulse heat sealing machine from heat-sealing induction installation 4 when being in the signal of heat-sealing state, the heat time heating time of control heating element heater 3 and the ratio of cold anti-time are X1, otherwise the heat time heating time of control heating element heater 3 and the ratio of cold anti-time are X2, and satisfy X1＞X2.
Wherein, the ratio of the heat time heating time of heating element heater 3 and cold anti-time is the heating dutycycle.
According to a kind of embodiment provided by the invention, as shown in Figure 3, heating control apparatus 1 comprises start sensing unit 6, signal receiving unit 7 and signal processing unit 8, and signal processing unit 8 comprises heat-sealing subelement 9.As shown in Figure 6, whether described start sensing unit 6 sensing pulse heat sealing machines are in open state, and when sensing impulse sealer when being in open state, send the indicating impulse heat sealing machine and be in the signal of open state to signal receiving unit 7; When described heat-sealing induction installation 4 senses impulse sealer when being in the heat-sealing state, the signal that the indicating impulse heat sealing machine that senses is in the heat-sealing state sends to signal receiving unit 7; Signal receiving unit 7 receives the signal of heat- sealing induction installation 4 and 6 transmissions of start sensing unit; When the impulse sealer that does not receive start sensing unit 6 sensings when signal receiving unit 7 was in the signal of open state, signal receiving unit 7 sent the instruction of operation heat-sealing subelement 9 to signal processing unit 8; Signal processing unit 8 receives this instruction, start heat-sealing subelement 9, carry out following operation: when signal receiving unit 7 receives the signal that the impulse sealer that seals induction installation 4 sensings is in the heat-sealing state, this signal is sent to signal processing unit 8, signal processing unit 8 receives this signal, and the heat time heating time of control heating element heater 3 and the ratio of cold anti-time are X1; Otherwise the heat time heating time of control heating element heater 3 and the ratio of cold anti-time are X2.
Under the preferable case, signal processing unit 8 also comprises start subelement 10; As shown in Figure 7, when the impulse sealer that receives start sensing unit 6 sensings when signal receiving unit 7 is in the signal of open state, signal receiving unit 7 sends the instruction of operation start subelement 10 to signal processing unit 8, signal processing unit 8 receives this instruction, operation start subelement 10, carry out following operation: start subelement 10 makes that by the disconnection and the closure of gauge tap device 2 heat time heating time of heating element heater 3 and the ratio of cold anti-time are X3, and X3＞X1; When the temperature of heating element heater 3 reaches the heat-sealing ideal temperature, start subelement 10 sends to signal receiving unit 7 with the signal that temperature has reached the heat-sealing ideal temperature, signal receiving unit 7 receives this signal, send start subelement 10 out of service to signal processing unit 8, start the instruction of heat-sealing subelement 9, signal processing unit 8 receives this instruction, start subelement 10 out of service, and start heat-sealing subelement 9.Wherein, X3 can be between 1: 1 to 1: 0.75.
The difference of the material that described heat-sealing ideal temperature seals as required and difference, in general, described heat-sealing ideal temperature is about heat-sealing is temperature required, for example, in heat-sealing temperature required ± 8 ℃, preferably ± 5 in ℃ scope, in order to save energy consumption, described heat-sealing ideal temperature is temperature required following 1-8 ℃ of heat-sealing.Can be according to the value of heat-sealing ideal temperature, the voltage and current of the resistance of heating element heater 3, heating element heater 3 and heating dutycycle directly calculate heating element heater 3 and arrive the heat-sealing needed time of ideal temperature, this time promptly can be used as the time of operation start subelement 10, the start subelement is after 10 these times of operation, temperature has reached the heat-sealing ideal temperature, at this moment, start subelement 10 sends to signal receiving unit 7 with the signal that temperature has reached the heat-sealing ideal temperature.
Under the preferable case, the heater of impulse sealer provided by the invention also comprises temperature-detecting device 15, temperature-detecting device 15 detects the temperature of heating element heater 3, when temperature-detecting device 15 detected temperature reach the heat-sealing ideal temperature, temperature-detecting device 15 sends represents to reach the signal of heat-sealing ideal temperature to signal receiving unit 7, signal receiving unit 7 receives this signal, send start subelement 10 out of service to signal processing unit 8, start the instruction of heat-sealing subelement 9, signal processing unit 8 receives this instruction, start subelement 10 out of service, and start heat-sealing subelement 9.Wherein, the heat-sealing ideal temperature is conventionally known to one of skill in the art, for example can be for about 170 degree.
Described heating control apparatus 1 is conventionally known to one of skill in the art, can be any disconnection and closed control module that can gauge tap device 2, for example, and PLC control module or single-chip microcomputer.Described heating control apparatus 1 is by disconnection and the closed heat time heating time and the cold anti-time with control heating element heater 3 of gauge tap device 2.
The type of described switching device 2 is conventionally known to one of skill in the art, can disconnect and closed switch element by signal of telecommunication control for any, for example, solid-state relay.
The type of described heating element heater 3 is conventionally known to one of skill in the art, can be the nickel chromium triangle heater strip, and Standard resistance range is conventionally known to one of skill in the art.
Heat-sealing induction installation 4 is used for the sensing pulse heat sealing machine and whether is in the heat-sealing state, and when impulse sealer was in the heat-sealing state, heat-sealing induction installation 4 sent the signal of expression heat-sealing state to signal receiving unit 7.The kind of heat-sealing induction installation 4 is conventionally known to one of skill in the art, for example, can be pressure sensor or microswitch.As shown in Figure 4, for whether the sensing pulse heat sealing machine is in the heat-sealing state, heat-sealing induction installation 4 is fixedly attached on heat-sealing fixture 13 or the heat-sealing pressure-bearing device 14.When impulse sealer sealed, heat-sealing fixture 13 and heat-sealing pressure-bearing device 14 pressed together, and touch heat-sealing induction installation 4, and heat-sealing induction installation 4 sends the signal of expression heat-sealing state to heating control apparatus 1; When impulse sealer was in standby, heat-sealing fixture 13 and heat-sealing pressure-bearing device 14 did not contact, and sensible heat envelope should be installed 4 and is not touched, and seals induction installation 4 and does not send signal.Heat-sealing induction installation 4 is with heat-sealing fixture 13 or seal fixedlying connected between the pressure-bearing device 14 and can be various suitable fixedly connected modes, and for example screw thread is fixed or welded.
Start sensing unit 6 is used for the sensing pulse heat sealing machine and whether is in open state, after continuous-current plant 11 is heating control apparatus 1 power supply, the electric pulse of start sensing unit 6 sensing heating control apparatus 1 and continuous-current plant 11 links, and send the indicating impulse heat sealing machine and be in the signal of telecommunication of open state to signal receiving unit 7, start sensing unit 6 is conventionally known to one of skill in the art, for example can be Pulse induction device.
Temperature-detecting device 15 is connected with heating element heater 3, be used to detect the temperature of heating element heater 3, when temperature-detecting device 15 detected temperature reach the heat-sealing ideal temperature, temperature-detecting device 15 sends represents to reach the signal of heat-sealing ideal temperature to signal receiving unit 7, temperature-detecting device is any device that can detect heating element heater 3 temperature, for example can be temperature sensor.
As shown in Figure 2; the heater of impulse sealer of the present invention can also comprise circuit protection device 9; circuit protection device 9 is connected between supply unit 5 and the switching device 2, surpasses under the situations such as rated current, short circuit, decompression automatic shutdown circuit at operating current.The type of circuit protection device 9 is conventionally known to one of skill in the art, for example, can be air switch.
As shown in Figure 2, the heater of impulse sealer of the present invention can also comprise potential device 10, and an end of the primary side of potential device 10 is connected with supply unit 5, and the other end of the primary side of potential device 10 is connected with switching device 2; The two ends of the secondary end of potential device 10 are connected with the two ends of heating element heater 3; Potential device 10 can be selected range transformer for use.Potential device 10 is used to make heating element heater 3 both end voltage to be in the heat-sealing desired voltage, and heat-sealing desired voltage numerical value is that those skilled in the art are known, for example can be 5 volts.
As shown in Figure 2, described heater comprises continuous-current plant 11, and the type of described continuous-current plant 11 is conventionally known to one of skill in the art, for example, can be the 24V dc source.Described continuous-current plant 11 two ends are connected with heating control apparatus 1 and switching device 2 respectively, are used to provide the control power supply of switching device 2 and the power supply that heating control apparatus 1 is provided.
Impulse sealer provided by the invention comprises heater and hot sealing device 12, and wherein, described heater is the heater of impulse sealer provided by the present invention, and heater is above being described in detail.As shown in Figure 5, hot sealing device 12 comprises heat-sealing fixture 13 and heat-sealing pressure-bearing device 14, and on the heating element heater 3 heat-sealing fixtures 13, the fixed form of hot sealing device 12 and heating element heater 3 is conventionally known to one of skill in the art; Heat-sealing induction installation 4 is fixed on heat-sealing fixture 13 or the heat-sealing pressure-bearing device 14, and the fixed form of heat-sealing induction installation 4 and heat-sealing fixture 13 or heat-sealing pressure-bearing device 14 is conventionally known to one of skill in the artly for example can fix or weld for screw thread.Heat-sealing fixture 13 and heat-sealing pressure-bearing device 14 can be the materials of any insulation.
Be further described below by following examples.
Present embodiment is used to illustrate impulse sealer provided by the present invention.
Impulse sealer is when start, and the heating dutycycle of the start subelement 10 control heating element heaters 3 in the heating control apparatus 1 is chosen for 1: 0.75; Impulse sealer is when heat-sealing, and the heating dutycycle of the heat-sealing subelement 9 control heating element heaters 3 in the heating control apparatus 1 is chosen for 1: 1.5; During the impulse sealer standby, the heating dutycycle of the heat-sealing subelement 9 control heating element heaters 3 in the heating control apparatus 1 is chosen for 1: 2.5.
Present embodiment is used to illustrate the performance of impulse sealer of the present invention.
Impulse sealer seals the two layers of polypropylene thin-film material, and impulse sealer is when start, with 1: 0.75 heating dutycycle heating.After 3 minutes, the temperature of heating element heater 3 approximately reaches 160 degree greatly; Impulse sealer was converted to holding state, with 1: 2.5 heating dutycycle heating.The temperature maintenance of heating element heater 3 is about 170 degree; Impulse sealer is converted to the heat-sealing heated condition when polypropylene film is sealed, with 1: 1.5 heating dutycycle heating, the temperature of heating element heater 3 remained on about 170 degree, and the heat-seal land of two layers of polypropylene thin-film material all is heat-sealed.Finish until heat-sealing, sensing element disconnects and goes to the holding state heating again.
Claims (14)
1. the heater of an impulse sealer, the heater of this impulse sealer comprise heating control apparatus (1), switching device (2), heating element heater (3), heat-sealing induction installation (4) and supply unit (5); Supply unit (5) is heating element heater (3) power supply; Whether described heat-sealing induction installation (4) sensing pulse heat sealing machine is in the heat-sealing state, and when sensing impulse sealer when being in the heat-sealing state, send the indicating impulse heat sealing machine and be in the signal of heat-sealing state to heating control apparatus (1), heating control apparatus (1) receives the signal that heat-sealing induction installation (4) sends, by the disconnection and the closure of gauge tap device (2), the heat time heating time and the cold anti-time of control heating element heater (3); It is characterized in that, when heating control apparatus (1) receives indicating impulse heat sealing machine from heat-sealing induction installation (4) when being in the signal of heat-sealing state, the heat time heating time of control heating element heater (3) and the ratio of cold anti-time are X1, otherwise the heat time heating time of control heating element heater (3) and the ratio of cold anti-time are X2, and satisfy X1＞X2.
2. heater according to claim 1 is characterized in that, heating control apparatus (1) comprises start sensing unit (6), signal receiving unit (7) and signal processing unit (8), and signal processing unit (8) comprises heat-sealing subelement (9); Whether described start sensing unit (6) sensing pulse heat sealing machine is in open state, and when sensing impulse sealer when being in open state, sends the indicating impulse heat sealing machine and be in the signal of open state to signal receiving unit (7); When described heat-sealing induction installation (4) senses impulse sealer when being in the heat-sealing state, the signal that the indicating impulse heat sealing machine that senses is in the heat-sealing state sends to signal receiving unit (7); Signal receiving unit (7) receives the signal of heat-sealing induction installation (4) and start sensing unit (6) transmission; When the impulse sealer that does not receive start sensing unit (6) sensing when signal receiving unit (7) was in the signal of open state, signal receiving unit (7) sent the instruction of operation heat-sealing subelement (9) to signal processing unit (8); Signal processing unit (8) receives this instruction, start heat-sealing subelement (9), carry out following operation: when signal receiving unit (7) receives the signal that the impulse sealer that seals induction installation (4) sensing is in the heat-sealing state, this signal is sent to signal processing unit (8), signal processing unit (8) receives this signal, and the heat time heating time of control heating element heater (3) and the ratio of cold anti-time are X1; Otherwise the heat time heating time of control heating element heater (3) and the ratio of cold anti-time are X2.
3. heater according to claim 2 is characterized in that, signal processing unit (8) also comprises start subelement (10); When the impulse sealer that receives start sensing unit (6) sensing when signal receiving unit (7) is in the signal of open state, signal receiving unit (7) sends the instruction of operation start subelement (10) to signal processing unit (8), signal processing unit (8) receives this instruction, operation start subelement (10), carry out following operation: start subelement (10) is by the disconnection and the closure of gauge tap device (2), make that the heat time heating time of heating element heater (3) and the ratio of cold anti-time are X3, and X3＞X1; When the temperature of heating element heater (3) reaches the heat-sealing ideal temperature, start subelement (10) sends to signal receiving unit (7) with the signal that temperature has reached the heat-sealing ideal temperature, signal receiving unit (7) receives this signal, send start subelement out of service (10) to signal processing unit 8, start the instruction of heat-sealing subelement (9), signal processing unit (8) receives this instruction, start subelement out of service (10), and start heat-sealing subelement (9).
4. heater according to claim 3 is characterized in that, this heater also comprises temperature-detecting device (15), and temperature-detecting device (15) detects the temperature of heating element heater (3); When the detected temperature of temperature-detecting device (15) reaches the heat-sealing ideal temperature, temperature-detecting device (15) sends represents to reach the signal of heat-sealing ideal temperature to signal receiving unit (7), signal receiving unit (7) receives this signal, send start subelement out of service (10) to signal processing unit (8), start the instruction of heat-sealing subelement (9), signal processing unit (8) receives this instruction, start subelement out of service (10), and start heat-sealing subelement (9).
5. heater according to claim 3 is characterized in that X3 is between 1: 1 to 1: 0.75.
6. heater according to claim 3 is characterized in that, start sensing unit (6) is a Pulse induction device.
7. heater according to claim 1 and 2, heat-sealing induction installation (4) is pressure sensor or microswitch.
8. impulse sealer, this impulse sealer comprises heater and hot sealing device (13), described heater comprises heating control apparatus (1), switching device (2), heating element heater (3), heat-sealing induction installation (4) and supply unit (5); Supply unit (5) is heating element heater (3) power supply; Whether described heat-sealing induction installation (4) sensing pulse heat sealing machine is in the heat-sealing state, and when sensing impulse sealer when being in the heat-sealing state, send the indicating impulse heat sealing machine and be in the signal of heat-sealing state to heating control apparatus (1), heating control apparatus (1) receives the signal that heat-sealing induction installation (4) sends, by the disconnection and the closure of gauge tap device (2), the heat time heating time and the cold anti-time of control heating element heater (3); Hot sealing device (12) comprises heat-sealing fixture (13) and heat-sealing pressure-bearing device (14), heating element heater (3) is fixed on the heat-sealing fixture (13), heat-sealing induction installation (4) is fixed on heat-sealing fixture (13) or the heat-sealing pressure-bearing device (14), it is characterized in that, when heating control apparatus (1) receives indicating impulse heat sealing machine from heat-sealing induction installation (4) when being in the signal of heat-sealing state, the heat time heating time of control heating element heater (3) and the ratio of cold anti-time are X1, otherwise the heat time heating time of control heating element heater (3) and the ratio of cold anti-time are X2, and satisfy X1＞X2.
9. impulse sealer according to claim 8 is characterized in that, heating control apparatus (1) comprises start sensing unit (6), signal receiving unit (7) and signal processing unit (8), and signal processing unit (8) comprises heat-sealing subelement (9); Whether described start sensing unit (6) sensing pulse heat sealing machine is in open state, and when sensing impulse sealer when being in open state, sends the indicating impulse heat sealing machine and be in the signal of open state to signal receiving unit (7); When described heat-sealing induction installation (4) senses impulse sealer when being in the heat-sealing state, the signal that the indicating impulse heat sealing machine that senses is in the heat-sealing state sends to signal receiving unit (7); Signal receiving unit (7) receives the signal of heat-sealing induction installation (4) and start sensing unit (6) transmission; When the impulse sealer that does not receive start sensing unit (6) sensing when signal receiving unit (7) was in the signal of open state, signal receiving unit (7) sent the instruction of operation heat-sealing subelement (9) to signal processing unit (8); Signal processing unit (8) receives this instruction, start heat-sealing subelement (9), carry out following operation: when signal receiving unit (7) receives the signal that the impulse sealer that seals induction installation (4) sensing is in the heat-sealing state, this signal is sent to signal processing unit (8), signal processing unit (8) receives this signal, and the heat time heating time of control heating element heater (3) and the ratio of cold anti-time are X1; Otherwise the heat time heating time of control heating element heater (3) and the ratio of cold anti-time are X2.
10. impulse sealer according to claim 9 is characterized in that, signal processing unit (8) also comprises start subelement (10); When the impulse sealer that receives start sensing unit (6) sensing when signal receiving unit (7) is in the signal of open state, signal receiving unit (7) sends the instruction of operation start subelement (10) to signal processing unit (8), signal processing unit (8) receives this instruction, operation start subelement (10), carry out following operation: start subelement (10) is by the disconnection and the closure of gauge tap device (2), make that the heat time heating time of heating element heater (3) and the ratio of cold anti-time are X3, and X3＞X1; When the temperature of heating element heater (3) reaches the heat-sealing ideal temperature, start subelement (10) sends to signal receiving unit (7) with the signal that temperature has reached the heat-sealing ideal temperature, signal receiving unit (7) receives this signal, send start subelement out of service (10) to signal processing unit 8, start the instruction of heat-sealing subelement (9), signal processing unit (8) receives this instruction, start subelement out of service (10), and start heat-sealing subelement (9).
11. impulse sealer according to claim 10 is characterized in that, the heater of impulse sealer also comprises temperature-detecting device (15), and temperature-detecting device (15) detects the temperature of heating element heater (3); When the detected temperature of temperature-detecting device (15) reaches the heat-sealing ideal temperature, temperature-detecting device (15) sends represents to reach the signal of heat-sealing ideal temperature to signal receiving unit (7), signal receiving unit (7) receives this signal, send start subelement out of service (10) to signal processing unit (8), start the instruction of heat-sealing subelement (9), signal processing unit (8) receives this instruction, start subelement out of service (10), and start heat-sealing subelement (9).
12. impulse sealer according to claim 10 is characterized in that X3 is between 1: 1 to 1: 0.75.
13. impulse sealer according to claim 10 is characterized in that, start sensing unit (6) is a Pulse induction device.
14. according to Claim 8 or 9 described impulse sealers, it is characterized in that sealing induction installation (4) is pressure sensor or microswitch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006101410437A CN101152770B (en) | 2006-09-28 | 2006-09-28 | Heating apparatus of thermal-impulse sealing machine and thermal-impulse sealing machine having the heating apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006101410437A CN101152770B (en) | 2006-09-28 | 2006-09-28 | Heating apparatus of thermal-impulse sealing machine and thermal-impulse sealing machine having the heating apparatus |
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| Publication Number | Publication Date |
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| CN101152770A CN101152770A (en) | 2008-04-02 |
| CN101152770B true CN101152770B (en) | 2010-10-06 |
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| CN2006101410437A Expired - Fee Related CN101152770B (en) | 2006-09-28 | 2006-09-28 | Heating apparatus of thermal-impulse sealing machine and thermal-impulse sealing machine having the heating apparatus |
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| CN108582881A (en) * | 2018-04-18 | 2018-09-28 | 南安市创培电子科技有限公司 | A kind of environmental protection poly-bag heat-seal device and method |
| CN117141853B (en) * | 2023-10-26 | 2024-03-08 | 南通惠得成包装材料有限公司 | Intelligent packaging control method and system for medicinal aluminum foil |
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