CN203816863U - High-speed glue disconnection compensating device - Google Patents
High-speed glue disconnection compensating device Download PDFInfo
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- CN203816863U CN203816863U CN201320788418.4U CN201320788418U CN203816863U CN 203816863 U CN203816863 U CN 203816863U CN 201320788418 U CN201320788418 U CN 201320788418U CN 203816863 U CN203816863 U CN 203816863U
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Abstract
The utility model discloses a high-speed glue disconnection compensating device. The device comprises an absolute value rotary encoder, a signal conditioning unit and a CPU (Central Processing Unit). The device is characterized in that the absolute value rotary encoder is connected with the CPU through the signal conditioning unit; the CPU transmits digital quantity to a D/A (Digital to Analog) processing unit through a first isolator, the D/A processing unit is connected with a frequency converter, and the glue feeding quantity is adjusted by controlling the rotation speed of a motor in a glue production machine by virtue of the frequency converter; the CPU transmits signals to a motor start-stop signal processing unit through a second isolator, the motor start-stop signal processing unit is connected with a start-stop control end of the frequency converter, and the frequency converter is used for controlling the starting and stopping of the motor in the glue production machine so as to decide whether to feed glue; the CPU outputs signals to a magnetic valve action signal processing unit through a third isolator, and the magnetic valve action signal processing unit is connected with an electric control end of a magnetic valve. According to the high-speed glue disconnection compensating device, the glue feeding position and length are adjusted in real time according to the speed of a production line, and the accurate glue application is realized.
Description
Technical field
The utility model relates to glue machine field, relates in particular to a kind of high quick-break glue compensation arrangement.
Background technology
Hot melt adhesive machine is widely used in sanitary napkin, protection pad, baby diaper production line, in recent years along with the progressively raising of line speed, owing to being subject to the impact of electronics executive component and frame for movement actuation time, the problems such as original applying glue displacement not manifested when low speed of production, applying glue length variations become the major obstacle that affects equipment speed-raising, for this reason, there are various forms of correcting methods:
1, adopt time revised law
The basic principle of this method be set up an approach switch for machinery to zero, machinery detected to after zero-signal, utilize output action signal after the certain timing time of the artificial plus-minus of electronic timer, compensation, due to the executive component applying glue error that actuation time, deviation caused, reaches the object of correct applying glue.
2, adopt relative position revised law
The basic principle of this method is on production line, to set up the absolute value rotary encoder that an incremental rotary encoder is not the utility model employing, for measuring position and speed, length actuation time of executive component is converted to the code value of incremental encoder, according to the positional value of real-time detection and the artificial operating position of setting, decide output, reach the object of correct applying glue.
Mainly there is following shortcoming in existing disconnected glue compensation way:
1, adopt time revised law
Because applying glue executive component must open and close along with the start and stop of production line, this method cannot accomplish to follow the tracks of fast that the start and stop of production line, speed-raising change, because applying glue will cause certain percent defective not in time;
2, adopt relative position revised law
This method just can obtain zero-signal above because needs rotate a circle, as production line stops to answer a pager's call, will cause waste product to occur midway; This method is to prevent that the impact that production line shake causes from need differentiate the direction of action of encoder, with its position of correct decision, causes circuit loaded down with trivial details, differentiates and will cause errors in position measurement not in time, thereby cause applying glue mistake.
Summary of the invention
the purpose of this utility model is to solve the weak point that above-mentioned prior art exists, and provides a kind of first circle that is not subject to affect zero, to production line start and stop, speed-raising fast reaction, is not subject to production line effect of jitter, start and stop affects midwayhigh quick-break glue compensation arrangement.
the purpose of this utility model is achieved in that describedhigh quick-break glue compensation arrangement; comprise absolute value rotary encoder, signal condition unit, display button unit, CPU processing unit, the first isolator, the second isolator, the 3rd isolator, D/A processing unit, motor start stop signal processing unit and magnetic valve actuating signal processing unit, its design feature is that described absolute value rotary encoder is connected with CPU processing unit by signal condition unit; Display button unit connects CPU processing unit; CPU processing unit is by the first isolator transmitting digital amount to D/A processing unit, and D/A processing unit connects frequency converter, by the motor speed of Frequency Converter Control glue machine inside, is realized out for glue amount and being regulated; CPU processing unit outputs signal to motor start stop signal processing unit by the second isolator, and motor start stop signal processing unit connects the on off control end of frequency converter, and the motor start and stop by Frequency Converter Control glue machine inside realize whether supplying glue; CPU processing unit outputs signal to magnetic valve actuating signal processing unit by the 3rd isolator, the electrical control end of magnetic valve actuating signal processing unit connected electromagnetic valve, thus realize whether plastic emitting
.
Described absolute value rotary encoder be installed in the rotating shaft of production line, realize with production line synchronize and as product space checkout equipment.
Described signal condition unit is comprised of the first resistance, the second resistance, the 3rd resistance and triode, the first resistance connects between absolute value rotary encoder positive source and input signal, between the B utmost point and input signal of the second resistance connecting triode, the 3rd resistance is connected in the BE utmost point of triode, the E utmost point of triode meets absolute value rotary encoder power supply reference point 0V, and with CPU processing unit altogether; The C utmost point of CPU processing unit connecting triode also carries out signals collecting.
Described motor start stop signal unit comprises phase inverter and high-speed isolated optocoupler; The internal control signal being sent by CPU processing unit is delivered to phase inverter, the output of phase inverter connects the input side negative terminal of high-speed isolated optocoupler, the input side anode of high-speed isolated optocoupler connects power supply Va end through the first resistance, the on off control end that connects frequency converter after the outlet side reverse parallel connection diode of high-speed isolated optocoupler, for controlling the start and stop of frequency converter.
Described magnetic valve actuating signal processing unit is mainly comprised of high-speed isolated optocoupler, another triode, metal-oxide-semiconductor and resistance, and the high-speed isolated optocoupler output triode C utmost point connects power supply Vi end, and the high-speed isolated optocoupler output E utmost point is connected to output ground through the second resistance; The high-speed isolated optocoupler output triode E utmost point, through the B utmost point of the 3rd resistance connecting triode and another triode, is connected to the G utmost point of metal-oxide-semiconductor through the 5th resistance after triode is extremely connected with the E of another triode; The C utmost point of triode is connected to power supply Vi end through the 4th resistance; The S utmost point ground connection of metal-oxide-semiconductor; Very magnetic valve actuating signal output of the D of metal-oxide-semiconductor, is connected to magnetic valve; Diode reverse is connected to the DE utmost point of metal-oxide-semiconductor.
Current line speed V is measured and recorded to CPU processing unit by absolute value rotary encoder, signal condition unit, CPU processing unit is set current for glue amount size and be recorded as currently for glue amount as required by display button unit, then by the first isolator, D/A processing unit, the second isolator, motor start stop signal processing unit, control frequency converter and start glue machine motor internal and realize the adjusting for glue amount size; CPU processing unit is set outgoing position and length by display button unit, then by the 3rd isolator, magnetic valve actuating signal processing unit, is controlled magnetic valve and is moved; For glue amount G, position output valve A, length output valve B, calculate respectively by formula 1～formula 3, wherein V1 refers to lowest manufactured linear velocity, speed when V2 makes a comment or criticism normal high-speed production; CPU processing unit calculates the output for glue amount G by formula 1, its relation for glue amount G and current line speed V is shown in formula 1, △ G confession under directions glue increment size wherein, when its value is V1 for line speed and during V2 for glue amount difference, when G1 refers to that line speed is V1 for glue amount; CPU processing unit calculates for glue output original position A by formula 2, the relation of its positional value A and current line speed V is shown in formula 2, wherein △ A refers to positional increment value, position difference when its value is V1 for line speed and during V2, positional value when A1 refers to that line speed is V1; CPU processing unit calculates for glue output length B by formula 3, the relation of its length value B and current line speed V is shown in formula 3, wherein △ B refers to length increment value, length difference when its value is V1 for line speed and during V2, length value when B1 refers to that line speed is V1;
For glue amount G=(current line speed V-V1) * △ G/(V2-V1)+G1 [formula 1]
Position output valve A=(current line speed V-V1) * △ A/(V2-V1)+A1 [formula 2]
Length output valve B=(current line speed V-V1) * △ B/(V2-V1)+B1 [formula 3]
.
Advantage of the present utility model is: the utility model is because the absolute value revised law that has used absolute value rotary encoder to form carries out applying glue high-speed compensation, owing to can using high-resolution encoder, can accomplish rapid starting/stopping differentiation, production line speed-raising is followed the tracks of, and has avoided the problem that adopts time revised law to cause; Owing to having used the rotary encoder of absolute value formula, the first circle position having avoided adopting relative position revised law to cause is indefinite, be subject to the problem that production line effect of jitter is large, not affected by production line start and stop midway.The utility model is used absolute value rotary encoder as position detecting element, is not subject to the impact of system blackout, production line start and stop midway; Use absolute value rotary encoder as line speed detecting element, CPU processing unit is controlled the second isolator, D/A processing unit, motor start and stop processing unit according to line speed and is formed and for glue amount governing loop, realize noly for glue, for glue amount size, with production line rotation speed change, changes.Disconnected glue position, the length controlling unit of using the 3rd isolator, magnetic valve actuating signal processing unit to form, CPU processing unit can regulate for glue position, for glue length, to realize correct applying glue in real time according to line speed.
Accompanying drawing explanation
Fig. 1 is schematic block circuit diagram of the present utility model.
Fig. 2 is in Fig. 1
signal condition element circuit principlefigure.
Fig. 3 is of the present utility model
the high speed photo coupling that embodiment adoptsisolator
receive extremelycPU processing unit
signal, then pass to DA conversion chip to realize 0～5V regulation voltage output, the output of DA conversion chip is amplified by overpower and output protection link provides the circuit theory of speed-regulating signal to frequency converterfigure.
Fig. 4 is the motor start stop signal processing unit principle in Fig. 1
figure.
Fig. 5 is in Fig. 1
magnetic valve actuating signal processing unitprinciple
figure.
Fig. 6 is the utility model debugging flow chart used.In figure: note: & 1: by regulating D/A processing unit to realize; & 2: △ G/ △ A/ △ B can be positive negative value.
Normal operation output flow chart when Fig. 7 is the utility model work.
System connection diagram when Fig. 8 is the utility model practical application.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is elaborated:
As shown in Figure 1, high quick-break glue compensation arrangement described in the utility model, mainly by absolute value rotary encoder, signal condition unit, display button unit, CPU processing unit, the first isolator, the second isolator, the 3rd isolator, D/A processing unit, motor start stop signal processing unit, magnetic valve actuating signal processing unit forms, described absolute value rotary encoder, signal condition unit, display button unit, CPU processing unit, the first isolator, the second isolator, the 3rd isolator, D/A processing unit, the technology that motor start stop signal processing unit and magnetic valve actuating signal processing unit can adopt those skilled in the art to realize.Wherein frequency converter, magnetic valve are glue machine applying glue executive component.Use absolute value rotary encoder as position detecting element, be not subject to the impact of system blackout, production line start and stop midway; Use absolute value rotary encoder as line speed detecting element, absolute value rotary encoder is prior art products, CPU processing unit is controlled the first isolator, D/A processing unit, the second isolator, motor start stop signal processing unit 9 according to line speed and is formed and for glue amount governing loops, realize noly for glue, for glue amount size, with production line rotation speed change, changes.Disconnected glue position, the length controlling unit of using the 3rd isolator 7, magnetic valve actuating signal processing unit 10 to form, CPU processing unit can regulate disconnected glue position, disconnected glue length in real time according to line speed, to realize correct applying glue.
As shown in accompanying drawing 1 and accompanying drawing 8, the absolute value rotary encoder 1 of high quick-break glue compensation arrangement 15 described in the utility model is installed in the rotating shaft 14 of production line 13, (absolute value rotary encoder is prior art products), for measuring start and stop, the speed of production line, product space, its certainty of measurement can be selected the absolute value rotary encoder of different resolution as required; Absolute value rotary encoder 1 is realized and being connected of CPU processing unit 4 by signal condition unit 2, signal condition unit 2 and CPU processing unit 4 can be the technology that prior art products or existing those skilled in the art can realize, the signal of signal condition unit 2 is processed the circuit that can adopt the present embodiment accompanying drawing 2, signal n in Fig. 2 refers to the arbitrary road signal in n road, it is example that the present embodiment be take the absolute value encoder of output type in parallel, also can adopt as required the absolute value encoder of other output forms, as SSI output etc.; The product that also can adopt existing those skilled in the art to realize, this signal condition unit is comprised of the first resistance R 1, the second resistance R 2, the 3rd resistance R 3, triode Q1, it in figure, is the example that only has 1 tunnel, the first resistance R 1 connection+V(absolute value rotary encoder positive source) and between input signal, between the B utmost point and input signal of the second resistance R 2 connecting triode Q1, the 3rd resistance R 3 is connected in the BE utmost point of triode Q1, the E utmost point of triode Q1 meets encoder power supply reference point 0V, and with CPU processing unit 4 altogether; The C utmost point of CPU processing unit 4 connecting triode Q1 carries out signals collecting; When adopting the absolute value rotary encoder of n linear resolution, need be increased to n road by this circuit structure; signal condition unit receives the signal to absolute value rotary encoder 1; after employing open collector mode conversion, connect CPU processing unit 4 and carry out sampling processing; set up the identification range that signal condition part can increase incoming level, increase the whole antijamming capability of device; CPU processing unit 4 is realized the data display setting of user's man-machine interaction by display button unit 3; CPU processing unit 4 has a variety of to the connected mode of D/A processing unit 8, the first isolators 5 and D/A processing unit 8 by the first isolator 5 transmitting digital amounts, D/A processing unit adopts DA conversion chip, preferably the multichannel DA conversion chip of serial line interface.One of accompanying drawing 3 is embodiment of the present utility model, it can be the technology that prior art products or existing those skilled in the art can realize, be specially the circuit block diagram of the first isolator 5 and D/A processing unit 8, in figure, reference source refers to: actual output voltage=reference voltage * n/1024, the indicate value of output of n, 1024 while representing 10 bit resolution.The annexation of its circuit is: internal control signal sends signal by CPU processing unit 4 and delivers to phase inverter U1～Un, described internal control signal is the control signal that CPU processing unit 4 sends, the output of phase inverter U1～Un connects the input side negative terminal of high-speed isolated optocoupler P1～Pn, the input side anode of high-speed isolated optocoupler P1～Pn connects power supply Va through resistance R A1～RAn, the signal output of high-speed isolated optocoupler P1～Pn connects the input of 8 passage DA chip CU1, and connect power supply Vb through resistance R B1～RBn, power amplification is passed through respectively in 8 outputs of 8 passage DA chip CU1, output protection is exported after processing, be used for driving frequency converter 11 to carry out speed governing, high speed photo coupling
'sisolator receives the signal to CPU processing unit 4, then pass to DA conversion chip to realize the output of 0～5V regulation voltage, the output of DA conversion chip is amplified by overpower and output protection link provides speed-regulating signal to export to frequency converter 11, by frequency converter 11 control glue making machine motor internal, realize out for glue amount and regulating, because the gel quantity adjustment of glue machine is without higher conversion rate, the DA output that general 100mS refreshes can enough meet Production requirement, therefore adopt the multichannel DA conversion chip of serial line interface to save hardware spending, increase reliability simultaneously, the 8 passage DA conversion chips with SPI interface in accompanying drawing 3, have been used, so can connect simultaneously, control 8 frequency converters, realize the speed governing of maximum 8 glue machines, frequency converter is to utilize the on-off action of power semiconductor device power frequency supply to be transformed to the electric energy control device of another frequency, can realize AC induction motor is realized to speed governing, for prior art products, CPU processing unit 4 outputs signal to motor start stop signal processing unit 9 by the second isolator 6, and motor start stop signal processing unit 9 connects the on off control end of frequency converter 11, by frequency converter 11 control glue making machine motor internal, realizes whether supplying glue.Accompanying drawing 4 is motor start stop signal processing unit principle of the present utility model
figure, can be the technology that prior art products or existing those skilled in the art can realize, be specially the circuit diagram of the second isolator 6 and motor start stop signal processing unit 9.Internal control signal sends signal by CPU processing unit 4 and delivers to phase inverter U1, described internal control signal is the control signal that CPU processing unit 4 sends, the output of phase inverter U1 connects the input side negative terminal of high-speed isolated optocoupler P1, the input side anode of high-speed isolated optocoupler P1 connects power supply Va through the first resistance R 1, the on off control end that connects frequency converter 11 after the outlet side reverse parallel connection diode D1 of high-speed isolated optocoupler P1, for controlling the start and stop of frequency converter 11; The utility model is used the isolation of high-speed isolated optocoupler P1 realization and CPU processing unit 4, motor on off control signal is connected to the on off control end of frequency converter 11, high-speed isolated optocoupler P1 or following optical coupler can directly adopt the optical coupler of Darlington transistor output pattern, can control many frequency converter start and stop, the internal control signal of CPU processing unit 4 flows to through phase inverter U1 the on off control end that high-speed isolated optocoupler P1 receives frequency converter 11 more simultaneously; CPU processing unit 4 outputs signal to magnetic valve actuating signal processing unit 10 by the 3rd isolator 7, the electrical control end of magnetic valve actuating signal processing unit 10 connected electromagnetic valves 12, thus realize whether plastic emitting.Accompanying drawing 5 is the embodiment of magnetic valve actuating signal processing unit of the present utility model, it can be the technology that prior art products or existing those skilled in the art can realize, it is mainly comprised of optical coupler P1, triode Q1, another triode Q2, metal-oxide-semiconductor Q3 and some resistance, is specially the circuit diagram of the 3rd isolator 7 and magnetic valve actuating signal processing unit 10.Internal control signal sends signal by CPU processing unit 4 and delivers to phase inverter U1, described internal control signal is the control signal that CPU processing unit 4 sends, the output of phase inverter U1 connects the input side negative terminal of high-speed isolated optocoupler P1, and the input side anode of high-speed isolated optocoupler P1 connects power supply Va through the first resistance R 1; The high-speed isolated optocoupler P1 output triode C utmost point connects power supply Vi, and the E utmost point is connected to output ground through the second resistance R 2; The high-speed isolated optocoupler P1 output triode E utmost point, by the B utmost point of another triode of R3 connecting triode Q1/ Q2, is connected to the G utmost point of metal-oxide-semiconductor Q3 through the 5th resistance R 5 after the E of another triode of triode Q1/ Q2 is extremely connected; The C utmost point of triode Q1 is connected to power supply Vi through the 4th resistance R 4, and the C utmost point of another triode Q2 is connected to output ground; The S utmost point of MSO pipe Q3 is connected to output ground; The very magnetic valve actuating signal output of D of MSO pipe Q3, is connected to magnetic valve 12; Diode D1 is oppositely connected to the DE utmost point of metal-oxide-semiconductor Q3; The utility model is used the isolation of optical coupler P1 realization and CPU4, the output of magnetic valve actuating signal is connected to magnetic valve 12 controls makes the 16 not plastic emittings of glue rifle realize disconnected glue, the example that accompanying drawing 5 is magnetic valve actuating signal processing unit of the present utility model when being 1 tunnel output, can be by this circuit principle structure increase hardware when having the disconnected glue of multichannel.
When the utility model is used for the first time, see Fig. 6 and Fig. 8, on production line 13, there is product, product can carry out applying glue and product and the action such as cut on production line 13, first production line 13 is adjusted to minimum speed, CPU processing unit 4 is by absolute value rotary encoder 1, current line speed V1 is measured and recorded in signal condition unit 2, CPU processing unit 4 is set as required current confession glue amount size and is recorded as current for glue amount G1 by display button unit 3, then by the first isolator 5, D/A processing unit 8, the second isolator 6, motor start stop signal processing unit 9 is controlled frequency converter 11 and is started glue machine motor internal 17 driving Multilayer-tooth wheel pumps 18 through glue conveying box road 19, magnetic valve 12, glue rifle 16 is realized for glue, CPU processing unit 4 is set outgoing positions and length by display button unit 3, and (now position and length transition are the respective value of absolute value rotary encoder, as the absolute value rotary encoder of 1000 code distinguishabilities can setting range be 0-999), then by the 3rd isolator 7, CPU processing unit, send magnetic valve actuating signal 10 and control magnetic valve 12 actions, thereby realize the interruption output of glue, according to the applying glue situation of actual product, be adjusted to desired value, and to record current position output valve be A1, length output valve is B1, then improve line speed to peak, the same, measuring and record current line speed is V2, and regulating for glue amount is G1+ △ G, and adjusting position output valve is A1+ △ A, and regulating length output valve is B1+ △ B.
As shown in Figure 6 and Figure 7, through above step debugging, finish to drop into normal use.Under normal operating condition, CPU processing unit 4 is constantly according to the line speed V recording, when recording production line and stop, close all output, when production line during in non-halted state by following formula regulation output can realize under friction speed for glue amount G regulate, applying glue position output valve A regulates, applying glue length output valve B regulates, suppress applying glue displacement, applying glue length variations, realize under any speed of production state the correctly object of applying glue.For glue amount G, position output valve A, length output valve B, calculate respectively by formula 1～formula 3, wherein V1 refers to lowest manufactured linear velocity, speed when V2 makes a comment or criticism normal high-speed production (being generally the maximum speed of production line); CPU processing unit 4 calculates the output for glue amount G by formula 1, its relation for glue amount G and current line speed V is shown in formula 1, △ G confession under directions glue increment size wherein, when its value is V1 for line speed and during V2 for glue amount difference, when G1 refers to that line speed is V1 for glue amount; CPU processing unit 4 calculates for glue output original position A by formula 2, the relation of its positional value A and current line speed V is shown in formula 2, wherein △ A refers to positional increment value, position difference when its value is V1 for line speed and during V2, positional value when A1 refers to that line speed is V1; CPU processing unit 4 calculates for glue output length B by formula 3, the relation of its length value B and current line speed V is shown in formula 3, wherein △ B refers to length increment value, length difference when its value is V1 for line speed and during V2, length value when B1 refers to that line speed is V1;
For glue amount G=(current line speed V-V1) * △ G/(V2-V1)+G1 [formula 1];
Position output valve A=(current line speed V-V1) * △ A/(V2-V1)+A1 [formula 2];
Length output valve B=(current line speed V-V1) * △ B/(V2-V1)+B1 [formula 3]
.
When the disconnected glue signal of needs multichannel, only need press the structure increase number of the 3rd isolator 7 of accompanying drawing 1, the number of magnetic valve actuating signal processing unit 10, circuit structure can be adjusted referring to accompanying drawing 5.
Claims (6)
1. one kind high quick-break glue compensation arrangement; comprise absolute value rotary encoder, signal condition unit, display button unit, CPU processing unit, the first isolator, the second isolator, the 3rd isolator, D/A processing unit, motor start stop signal processing unit and magnetic valve actuating signal processing unit, it is characterized in that: absolute value rotary encoder (1) is connected with CPU processing unit (4) by signal condition unit (2); Display button unit (3) connects CPU processing unit (4); CPU processing unit (4) passes through the first isolator (5) transmitting digital amount to D/A processing unit (8), D/A processing unit (8) connects frequency converter (11), by the motor speed of frequency converter (11) control glue making machine inside, is realized out for glue amount and being regulated; CPU processing unit (4) outputs signal to motor start stop signal processing unit (9) by the second isolator (6), motor start stop signal processing unit (9) connects the on off control end of frequency converter (11), and the motor start and stop of controlling glue making machine inside by frequency converter (11) realize whether supplying glue; CPU processing unit (4) outputs signal to magnetic valve actuating signal processing unit (10) by the 3rd isolator (7), the electrical control end of magnetic valve actuating signal processing unit (10) connected electromagnetic valve (12), thus realize whether plastic emitting
.
2. high quick-break glue compensation arrangement according to claim 1, is characterized in that: described absolute value rotary encoder (1) be installed in the rotating shaft of production line, realize with production line synchronize and as product space checkout equipment.
3. high quick-break glue compensation arrangement according to claim 1 and 2, it is characterized in that: described signal condition unit is comprised of the first resistance, the second resistance, the 3rd resistance and triode (Q1), the first resistance connects between absolute value rotary encoder positive source and input signal, between the B utmost point and input signal of the second resistance connecting triode (Q1), the 3rd resistance is connected in the BE utmost point of triode (Q1), the E utmost point of triode (Q1) meets absolute value rotary encoder power supply reference point 0V, and with CPU processing unit (4) altogether; The C utmost point of CPU processing unit (4) connecting triode (Q1) also carries out signals collecting.
4. high quick-break glue compensation arrangement according to claim 1 and 2, is characterized in that: described motor start stop signal unit comprises phase inverter and high-speed isolated optocoupler; The internal control signal being sent by CPU processing unit (4) is delivered to phase inverter, the output of phase inverter connects the input side negative terminal of high-speed isolated optocoupler, the input side anode of high-speed isolated optocoupler connects power supply Va end through the first resistance, the on off control end that connects frequency converter (11) after the outlet side reverse parallel connection diode of high-speed isolated optocoupler, for controlling the start and stop of frequency converter (11).
5. high quick-break glue compensation arrangement according to claim 1 and 2, it is characterized in that: described magnetic valve actuating signal processing unit is mainly comprised of high-speed isolated optocoupler, another triode, metal-oxide-semiconductor and resistance, high-speed isolated optocoupler (P1) the output triode C utmost point connects power supply Vi end, and the high-speed isolated optocoupler output E utmost point is connected to output ground through the second resistance; The high-speed isolated optocoupler output triode E utmost point, through the B utmost point of the 3rd resistance connecting triode and another triode, is connected to the G utmost point of metal-oxide-semiconductor through the 5th resistance after triode is extremely connected with the E of another triode; The C utmost point of triode is connected to power supply Vi end through the 4th resistance; The S utmost point ground connection of metal-oxide-semiconductor; Very magnetic valve actuating signal output of the D of metal-oxide-semiconductor, is connected to magnetic valve (12); Diode reverse is connected to the DE utmost point of metal-oxide-semiconductor.
6. high quick-break glue compensation arrangement according to claim 1 and 2, it is characterized in that: current line speed V is measured and recorded to CPU processing unit (4) by absolute value rotary encoder (1), signal condition unit (2), CPU processing unit (4) is set current for glue amount size and be recorded as currently for glue amount as required by display button unit (3), then by the first isolator, D/A processing unit (8), the second isolator (6), motor start stop signal processing unit (9), control frequency converter (11) and start glue machine motor internal and realize the adjusting for glue amount size; CPU processing unit (4) is set outgoing position and length by display button unit (3), then by the 3rd isolator (7), magnetic valve actuating signal processing unit (10), controls magnetic valve (12) action; For glue amount G, position output valve A, length output valve B, calculate respectively by formula 1～formula 3, wherein V1 refers to lowest manufactured linear velocity, speed when V2 makes a comment or criticism normal high-speed production; CPU processing unit (4) calculates the output for glue amount G by formula 1, its relation for glue amount G and current line speed V is shown in formula 1, △ G confession under directions glue increment size wherein, when its value is V1 for line speed and during V2 for glue amount difference, when G1 refers to that line speed is V1 for glue amount; CPU processing unit (4) calculates for glue output original position A by formula 2, the relation of its positional value A and current line speed V is shown in formula 2, wherein △ A refers to positional increment value, position difference when its value is V1 for line speed and during V2, positional value when A1 refers to that line speed is V1; CPU processing unit (4) calculates for glue output length B by formula 3, the relation of its length value B and current line speed V is shown in formula 3, wherein △ B refers to length increment value, length difference when its value is V1 for line speed and during V2, length value when B1 refers to that line speed is V1;
For glue amount G=(current line speed V-V1) * △ G/(V2-V1)+G1 [formula 1];
Position output valve A=(current line speed V-V1) * △ A/(V2-V1)+A1 [formula 2];
Length output valve B=(current line speed V-V1) * △ B/(V2-V1)+B1 [formula 3].
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320788418.4U CN203816863U (en) | 2013-12-03 | 2013-12-03 | High-speed glue disconnection compensating device |
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| CN201320788418.4U CN203816863U (en) | 2013-12-03 | 2013-12-03 | High-speed glue disconnection compensating device |
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| CN203816863U true CN203816863U (en) | 2014-09-10 |
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| CN201320788418.4U Withdrawn - After Issue CN203816863U (en) | 2013-12-03 | 2013-12-03 | High-speed glue disconnection compensating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103599873A (en) * | 2013-12-03 | 2014-02-26 | 方凤玲 | High-speed glue cut-off compensation device |
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2013
- 2013-12-03 CN CN201320788418.4U patent/CN203816863U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103599873A (en) * | 2013-12-03 | 2014-02-26 | 方凤玲 | High-speed glue cut-off compensation device |
| CN103599873B (en) * | 2013-12-03 | 2015-12-16 | 方凤玲 | High quick-break glue compensation arrangement |
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