CN101368327A - Glass fiber wall cloth edge-cutting electronic error-correcting apparatus - Google Patents

Glass fiber wall cloth edge-cutting electronic error-correcting apparatus Download PDF

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Publication number
CN101368327A
CN101368327A CNA2008100209543A CN200810020954A CN101368327A CN 101368327 A CN101368327 A CN 101368327A CN A2008100209543 A CNA2008100209543 A CN A2008100209543A CN 200810020954 A CN200810020954 A CN 200810020954A CN 101368327 A CN101368327 A CN 101368327A
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China
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color mark
mark sensor
cloth
signal
frame
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CNA2008100209543A
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Chinese (zh)
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CN101368327B (en
Inventor
吴风波
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常州华碧宝特种新材料有限公司
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Priority to CN2008100209543A priority Critical patent/CN101368327B/en
Publication of CN101368327A publication Critical patent/CN101368327A/en
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Publication of CN101368327B publication Critical patent/CN101368327B/en

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Abstract

The invention discloses an electronic deviation rectifying device used in glass fiber wallhanging cut trimming, consisting of a control system and an execution system. The control system comprises at least two color mark sensors, a programmable controller, a transducer, and a revolving coder; the execution system is composed of an execution motor frame, a slide bar frame, a sensor frame, a cutter saddle, an execution motor, a screw mandrel and a cutter. After any of the color mark sensors detects color streak which serves as a color mark inlaid along the edge on the upper surface at one side of the edge to be cut of the wallhanging, the color mark sensor sends the location information to the programmable controller to control the movement of the cutter, so as to rectify deviation. The signals of the color mark sensors can be used in high speed deviation rectification and low speed deviation rectification. The revolving coder feeds back the detected speed of the threads of the wallhanging to the programmable controller to control the movement speed of the cutter, so as to ensure the constant ratio of deviation rectification to the speed of the threads of the wallhanging. The electronic deviation rectifying device realizes automated control to deviation rectification and is high in rectification precision, stable in performance, simple in operation and installation and low in making cost.

Description

Glass fiber wall cloth edge-cutting electronic error-correcting apparatus
Technical field
The present invention relates to a kind of device of rectifying a deviation when glass fiber wall cloth is cut edge.
Background technology
Glass fiber wall cloth be with glass fabric as base material, the novel wall decoration material that resinize in the surface, stamp forms.It is of all shapes and colors because of having, and is bright in luster, colour-fast in indoor use, aging, and fire prevention, humidity resistance are good, numerous advantages such as can scrub, and is widely used in the building decoration field.Obtain the glass grey cloth after glass fibre woven, obtain colored grey cloth after the glass grey cloth is painted, colored grey cloth is carried out stamp then obtain the glass fiber wall cloth semi-finished product, again to the glass fiber wall cloth semi-finished product cut edge, reel and obtain the glass fiber wall cloth finished product.The glass fiber wall cloth cutting machine that glass fiber wall cloth semi-finished product (abbreviating wall cloth or glass fiber wall cloth in this application as) are cut edge does not contain deviation-correcting function, can only be when the wall cloth sideslip by manually correction, not only control accuracy is poor, reaction speed slow, trimming quality is not high, also can cause a large amount of wastes.
Chinese patent literature CN 98226313.9 discloses a kind of lateral shear feed mechanism with deviation-correcting function that cuts paper, it has a microcomputer to connect motor and photoelectrical position sensor respectively, by sensor tracking, system controlled by computer, the error of shearing material is controlled in the error range that product allows.But this mechanism deviation-correcting function is not strong, it is accurate inadequately to rectify a deviation, do not fit into the side cut correction of the high glass fiber wall cloth of required precision, when if side-play amount is bigger if still with the correction of same speed then in fact do not reach the correction result, it is smooth to add glass fiber wall cloth, and coefficient of friction is little, and the linear velocity of cloth can change in the process that transmits, if correction speed can not keep certain ratio with the real-time linear velocity of wall cloth, rectifying effect just can be desirable.
Summary of the invention
The purpose of this invention is to provide a kind of electronic error-correcting apparatus that in use when glass fiber wall cloth is cut edge, can carry out automatic deviation correction control.
The basic functional principle of glass fiber wall cloth edge-cutting electronic error-correcting apparatus of the present invention is: when wall cloth is cut edge, determine the position of cutting knife on the wall cloth edge or the shift position of the rolling frame of rolling wall cloth by the rotation of actuating motor, the operation of motor is controlled by frequency converter again, the moving range that the moving range of cutting knife or rolling frame drive wall cloth can be realized (if rotary encoder is set by the control instruction that Programmable Logic Controller is transported to frequency converter, then Programmable Logic Controller can be learnt the linear velocity of wall cloth, so can also instruct the translational speed of controlling cutting knife or rolling frame to frequency converter according to the parameter output speed of setting by Programmable Logic Controller).Utilize the detection principle of color mark sensor, in the edge of wall cloth along the edge direction be bumped into one with wall cloth primary colors colo(u)r streak inequality as colour code, under color mark sensor is fixed on situation on the sensor frame, when in wall cloth is being advanced, skew being arranged, then described colo(u)r streak also has skew with respect to color mark sensor, color mark sensor whether at oneself signal over against direction flows to Programmable Logic Controller to the reflection case of light beam with colo(u)r streak by detecting colo(u)r streak, whether the position of being handled by Programmable Logic Controller and judging colo(u)r streak has is departed from, if have to depart from and need judge that also departing from still is to depart from left to the right, Programmable Logic Controller is controlled corresponding mechanism cutting knife or rolling frame is got final product in right and left certain distance that moves up when needs are rectified a deviation then.
Realize that first kind of technical scheme that the object of the invention adopts is: glass fiber wall cloth edge-cutting electronic error-correcting apparatus is made up of control system and executive system.Executive system comprises actuating motor frame, sliding rod frame, sensor frame, knife rest, actuating motor, screw mandrel and cutting knife.Actuating motor frame and sliding rod frame are fixed structural member in using.
Sliding rod frame is horizontally disposed with when using.Knife rest has slide block and screw piece; Slide block and screw piece are fixed together.The slide block and the sliding rod frame of knife rest are slidingly connected.Sensor frame is fixedlyed connected with knife rest.Actuating motor is fixed on the actuating motor frame by its motor casing, the motor shaft of actuating motor fixedly connected with an end of screw mandrel or or be connected or the motor shaft of actuating motor is connected with an end of screw mandrel by transmission mechanism by shaft joint, the other end of screw mandrel is connected with screw piece threads turn.When cutting knife is fixed on the knife rest and uses according to the direction setting of the edge of a knife towards wall cloth.
Control system comprises color mark sensor, Programmable Logic Controller and frequency converter.Color mark sensor has two at least.Color mark sensor be used to when using to send its towards the colo(u)r streak of wall cloth whether be positioned at self under the sensor of signal.Color mark sensor is fixed on the sensor frame, during use according to from left to right order be arranged in the face of and be parallel on the same plane of wall cloth, and the signal output part of each color mark sensor connects the corresponding position signalling port of the input of Programmable Logic Controller.
Each motor control signal port of the output of Programmable Logic Controller connects the corresponding port of the control end of frequency converter.The power output end of frequency converter connects the power end of actuating motor.The quantity of above-mentioned color mark sensor can be merely hit 2~5 and be selected.
Realize that second kind of technical scheme that the object of the invention adopts is: glass fiber wall cloth edge-cutting electronic error-correcting apparatus is made up of control system and executive system.Executive system comprises actuating motor frame, sensor frame, rolling frame, guide rail, knife rest, actuating motor, screw mandrel, cutting knife and wind-up roll.Actuating motor frame and guide rail are fixed structural member in using.
The rolling frame has left plate, right plate, front beam, first sill, second sill, screw piece, guide wheel and wheel frame.Front beam, first sill and second sill all are horizontally disposed with and their end is fixed on the left plate, the other end is fixed on the right plate, wherein first sill and second sill are positioned on the same horizontal plane, and front beam is positioned at the top of first sill.The screw piece is fixedly connected on first sill and second sill and between first sill and second sill.Wheel frame has 4, and 2 wheel frames wherein are fixed on first sill, and other 2 wheel frames are fixed on second sill, and guide wheel also has 4, is rotatably connected on separately on the corresponding wheel frame, and guide wheel is positioned on the guide rail, can rolls along about guide rail.
Knife rest is fixed on the front beam; Cutting knife be fixed on the knife rest and when using the edge of a knife towards the direction setting of wall cloth.Actuating motor is fixed on the actuating motor frame by its motor casing, the motor shaft of actuating motor fixedly connected with an end of screw mandrel or by shaft joint be connected or the motor shaft of actuating motor by the end transferring power of transmission mechanism to screw mandrel; The other end of screw mandrel is connected with the screw piece threads turn of rolling frame.
Control system comprises color mark sensor, Programmable Logic Controller and frequency converter.Color mark sensor has two at least; Color mark sensor be used to when using to send its towards the colo(u)r streak of wall cloth whether be positioned at self sensor over against the signal of side; Color mark sensor is fixed on the sensor frame, during use according to from left to right order be arranged in the face of and be parallel on the same plane of wall cloth, and the signal output part of each color mark sensor connects the relevant position signal port of the input of Programmable Logic Controller.
The motor control signal port of the signal output part of Programmable Logic Controller connects the corresponding port of the control end of frequency converter.The power output end of frequency converter connects the power end of actuating motor.
In above-mentioned two kinds of technical schemes, when the quantity of selecting color mark sensor was 2, in 2 color mark sensors, the color mark sensor that is positioned at a left side was called left side first color mark sensor, and the color mark sensor that is positioned at the right side is called right side first color mark sensor.
On the basis of 2 color mark sensors of above-mentioned selection, can also increase by 2 color mark sensors, in the color mark sensor of these 2 increases one is positioned at the left side of left side first color mark sensor and is called left side second color mark sensor, and another is positioned at the right side of right side first color mark sensor and is called right side second color mark sensor.The transducing signal that left side first color mark sensor and right side first color mark sensor are sent when being to use is used as the color mark sensor that carries out the low speed deviation correcting signal; The transducing signal that left side second color mark sensor and right side second color mark sensor are sent when being to use is used as the color mark sensor that carries out the high speed deviation correcting signal.
On the basis of 2 color mark sensors of above-mentioned selection, can also increase by 1 color mark sensor, the color mark sensor of this increase is between left side first color mark sensor and right side first color mark sensor, and color mark sensor in the middle of being called.The transducing signal that middle color mark sensor is in use to be sent is used as the color mark sensor of reference signal.
On the basis of 3 color mark sensors of above-mentioned selection, can also increase by 2 color mark sensors, in the color mark sensor of these 2 increases one is positioned at the left side of left side first color mark sensor and is called left side second color mark sensor, and another is positioned at the right side of right side first color mark sensor and is called right side second color mark sensor.The transducing signal that left side first color mark sensor and right side first color mark sensor are sent when being to use is used as the color mark sensor that carries out the low speed deviation correcting signal; The transducing signal that left side second color mark sensor and right side second color mark sensor are sent when being to use is used as the color mark sensor that carries out the high speed deviation correcting signal.
In above-mentioned two kinds of technical schemes of the present invention, control system can also comprise a rotary encoder that is used to detect the linear velocity of wall cloth; The signal port of rotary encoder is electrically connected with the rotating signal port of Programmable Logic Controller; Be fixed on the wall cloth conveying roller by its shell when rotary encoder uses, and its signal shaft and wall cloth conveying roller are fixed together.
The rotating signal port of above-mentioned Programmable Logic Controller is pulse code port or digital port; When the rotating signal port of Programmable Logic Controller was digital port, rotary encoder can carry a modulus and digital to analog converter, also special modulus and digital to analog converter can be set in control system.The rotating signal port of Programmable Logic Controller is a digital port.When selecting special modulus and digital to analog converter, the analog-to-digital conversion of this modulus and digital to analog converter partly is connected between the rotating signal port of the signal port of rotary encoder and Programmable Logic Controller, is used for converting the linear velocity signal of rotary encoder collection to data signal that Programmable Logic Controller can be discerned.The digital-to-analogue conversion of modulus and digital to analog converter partly is connected between the frequency conversion setting signal input of the frequency conversion setting signal port of Programmable Logic Controller output and frequency converter.
In first kind of technical scheme of the present invention, control system can also comprise two limit switches; They are left side limit switch and right side limit switch.The output of two limit switches is electrically connected with a corresponding limit signal input on the Programmable Logic Controller separately; Limit switch is located on the sliding rod frame, the left side limit switch is positioned at the left side of the slide block of knife rest, the right side limit switch is positioned at the right side of the slide block of knife rest, and slide block in the displacement between left side limit switch and the right limit switch greater than the distance between the color mark sensor of the color mark sensor of the leftmost side and the rightmost side.
On the left and right sides direction, when cutting knife was positioned at the position right in the middle of left side limit switch and right side limit switch, the position right in the middle of left side first color mark sensor and right side first color mark sensor was positioned at the outside of cutting knife.
The present invention can bring following beneficial technical effects:
(1) device of first kind of scheme of the present invention (being called for short first kind of device) in use, the positional information that will be detected colo(u)r streak by color mark sensor sends Programmable Logic Controller to, Programmable Logic Controller is exported and is executed instruction to frequency converter, is adjusted the side cut position of cutting knife by the rotation of Frequency Converter Control actuating motor.The device of second kind of scheme of the present invention (being called for short second kind of device) in use, the positional information that will be detected colo(u)r streak by color mark sensor sends Programmable Logic Controller to, Programmable Logic Controller is exported and is executed instruction to frequency converter, adjust position between rolling frame, wall cloth and the sensor frame by the Frequency Converter Control actuating motor by mobile rolling frame, because sensor frame has 2.5 meters to 5 meters distance (linear velocity of corresponding wall cloth operation is 8 meters to 30 meters) apart from the rolling frame, makes this adjustment effectively to carry out.Thereby these two kinds of devices can be controlled automatically to the correction of deviation when cutting edge, and have not only improved automaticity, and cutting has accurately improved product quality and operating efficiency when cutting edge.
(2) when two kinds of apparatus control systems of the present invention adopt 2 color mark sensors, ought be wherein in the work 1 color mark sensor detect the colour code signal and then be delivered to Programmable Logic Controller with being about to this signal, Programmable Logic Controller is then according to the left and right sides position of this color mark sensor, and the control executive system makes cutting knife move a segment distance to the direction identical with the wall cloth offset direction in cutting, perhaps controls executive system and makes the rolling frame drive wall cloth in rolling to move a segment distance to the direction opposite with the wall cloth offset direction.The size of described distance is half of distance between two color mark sensors; In constantly the advancing of wall cloth, if depart from, then be positioned at both sides detect the colour code signal as of the photocell eye of color mark sensor after, then under the control of Programmable Logic Controller, rectify a deviation.
(3) when two kinds of apparatus control systems of the present invention adopt the scheme that middle color mark sensor is set, then can be with middle color mark sensor as the benchmark color mark sensor, if the colo(u)r streak of wall cloth just in time is positioned under the middle color mark sensor when starting, then expression can be cut edge, in case wall cloth departs from advancing, then after Programmable Logic Controller receives the signal that detects colour code of left side first color mark sensor or right side first color mark sensor, the control executive system makes actuating motor (also claim correction motor) turn to make cutting knife move a segment distance to the direction identical with the wall cloth offset direction in cutting, perhaps controls executive system and makes the rolling frame drive wall cloth in rolling to move a segment distance to the direction opposite with the wall cloth offset direction.The size of this distance is the distance between adjacent two color mark sensors.This control mode makes that on the one hand the detection of passing through color mark sensor is comparatively accurate, makes also that on the other hand the control of Programmable Logic Controller is comparatively convenient and simple.
(4) when adopting first kind of device and sensor frame to fixedly connected with the screw piece of knife rest, sensor frame can move along with moving of knife rest.In suc scheme, if in the middle of adopting during color mark sensor, the method for rectifying a deviation has two kinds again.That a kind of method no matter, because after a certain color mark sensor that is positioned at the left side or is positioned at the right side receives corresponding colour code signal (can be generically and collectively referred to as deviation signal), with the direction that can judge deviation, after thereby Programmable Logic Controller is judged bias direction, and send the instruction that the control motor carries out the rotation of respective direction.And first method, because know the distance between the adjacent sensors in advance, thereby can be with this distance as the distance that departs from, again because when correction, will make setting to motor rotation speed, so when Programmable Logic Controller is carried out the setting of relevant controlling numerical value, can list the corresponding relation between deviation distance and motor rotation speed and the rotation time, this corresponding relation is converted into after correspondent voltage and the time relation and voltage is set and the time relation formula gets final product.Another kind method is only need control the velocity of rotation of actuating motor to get final product, if the induced signal that color mark sensor is sent out in the middle of detecting in the correction process then stops the rotation of actuating motor at once.Because a kind of method in back need not rotation time to be selected after determining motor speed again, thus simple more and accurate.
(5) when two kinds of apparatus control systems of the present invention adopt the scheme of 4 or 5 color mark sensors, Programmable Logic Controller also is configured to carry out the signal that low speed moves for the colour code signal (belonging to deviation signal) of left side first color mark sensor that is received and right side first color mark sensor as control cutting knife or rolling frame, and the colour code signal (also belonging to deviation signal) of left side second color mark sensor that received and right side second color mark sensor is carried out the signal of high-speed mobile as control cutting knife or rolling frame, this control mode can make the correction scope wideer, more accurate, and when the wall cloth skew is big, the control of rectifying a deviation fast obtains good rectifying effect.
(6) after two kinds of devices of the present invention adopt rotary encoder, in use can detect the data that obtain the linear velocity that wall cloth advances, after these data flow to Programmable Logic Controller, Programmable Logic Controller can be according to the certain proportional numerical value between predefined correction speed and the wall cloth linear velocity, after calculating the speed of the required rotation of actuating motor, the correction speed command of needs is flowed to frequency converter, under certain rotating speed, make cutting knife or rolling frame move to the relevant position by the Frequency Converter Control actuating motor, thereby realize detecting in real time and control by certain speed; And the translational speed of cutting knife or rolling frame is matched with the line of travel speed of wall cloth, thereby in the advancing of the different linear velocities of wall cloth, realize reliable technique effect of cutting edge.
(7) after first kind of device of the present invention is provided with limit switch; depart from the situation that the slide block of the big distance in center, knife rest touches limit switch in advancing for wall cloth; after Programmable Logic Controller receives this signal; then control appliance is reported to the police and is shut down; after manually positive position being put in the wall cloth correction; restarting systems again, thus help guaranteeing production operation safety and guarantee product quality.Select on the basis at this kind, on the left and right sides direction, when the right in the middle position of cutting knife between left side limit switch and right side limit switch, then select left side first color mark sensor and the position right in the middle between first color mark sensor of right side to be positioned at the outside of cutting knife, these two the position can be at definite numerical value of selection in 2,3 or the 4 warp thread spacings right in the middle.When taking this structure, can guarantee that the colo(u)r streak part is cut in the side cut process to wall cloth.
(8) after two kinds of devices of the present invention are provided with manual and automatic function change-over switch, then can carry out manual operation and the conversion of operation automatically, be adapted to different operational circumstances.
(9) when two kinds of devices of the present invention also comprise man-machine control device, can carry out human-computer dialogue in use, can require to be provided with the side cut parameter, also can show with monitoring etc. duty according to trimming technology.
(10) two kinds of device designs of the present invention are exquisite, used software and hardware all is general, so cost is low, simple to operate, the control of Programmable Logic Controller makes correction precision height, correction stable and reliable for performance, thereby significantly reduce the side cut error rate, improve the input and output rate of glass fiber wall cloth.
Description of drawings
Fig. 1 is a kind of structural representation of executive system of the present invention; Wall cloth among the figure is by the horizontal direction setting.
Fig. 2 is the structural representation of A-A when observing from Fig. 1.
Fig. 3 is a kind of circuit block diagram of control system of the present invention.
Fig. 4 is and the corresponding a kind of electrical schematic diagram of circuit block diagram shown in Figure 3 that wherein color mark sensor is 5.
Fig. 5 is the schematic diagram of the mutual position of colo(u)r streak of color mark sensor among Fig. 2 and glass fiber wall cloth, the color mark sensor below that mediates of the colo(u)r streak shown in the figure.
Fig. 6 is the another kind of structural representation of executive system of the present invention; Wall cloth is according to the horizontal direction setting among the figure.
Fig. 7 is the another kind of structural representation of executive system of the present invention; Its direction of observation is for from the top down, and the wall cloth among the figure is according to vertical hang setting; The position relation of the slide block of knife rest wherein and screw piece differs 90 degree with the position relation of slide block illustrated in figures 1 and 2 and screw piece, and the direction that cutting knife is aimed at backward.
Fig. 8 is the another kind of structural representation of executive system of the present invention; Wall cloth among the figure is according to vertical hang setting
Fig. 9 is the structural representation of B-B when observing from Fig. 8.
Figure 10 is the structural representation of the left side of Fig. 8 when observing.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, glass fiber wall cloth edge-cutting electronic error-correcting apparatus of the present invention is illustrated in further detail.
The spacing of each color mark sensor is the spacing of wall cloth warp thread, and because of the specification of wall cloth is different, when when the warp thread spacing being 1.25mm (also can be 2.5mm etc.), the spacing of adjacent sensors is 1.25mm.In following each embodiment, getting adjacent sensors spacing 1.25mm is example.The glass fiber wall cloth cutting machine adopts the mode of horizontally disposed mode or vertical hanging to cut edge according to the difference of its structure to wall cloth 8 in use.
(embodiment 1)
See Fig. 1 to Fig. 3, in the present embodiment, glass fiber wall cloth edge-cutting electronic error-correcting apparatus is made up of control system and executive system.
See Fig. 1 and Fig. 2, executive system comprises actuating motor frame 11, sliding rod frame 12, sensor frame 13, knife rest 2, actuating motor 3, screw mandrel 4 and cutting knife 5.
In the executive system, actuating motor frame 11 and sliding rod frame 12 are fixed structural member in using.Concrete structure is: be fixed with gantry shape installing rack on the frame of glass fiber wall cloth cutting machine, sliding rod frame 12 is fixed on the installing rack and is positioned at the top of wall cloth 8, and actuating motor frame 11 also is fixed on the frame of glass fiber wall cloth cutting machine.Sliding rod frame 12 and actuating motor frame 11 directly are not connected between the two, and sliding rod frame 12 is horizontally disposed with.
Knife rest 2 has slide block 21 and screw piece 22.Slide block 21 is divided into left slider 21-1 and right side slide block 21-2.Left slider 21-1 and right side slide block 21-2 and screw piece 22 are fixed together.The slide block 21 and the sliding rod frame 12 of knife rest 2 are slidingly connected.Sensor frame 13 is fixedlyed connected with the screw piece 22 of knife rest 2, and can follow knife rest 2 simultaneously equidirectional moving.
Actuating motor 3 is fixed on the actuating motor frame 1 by its motor casing, and the motor shaft of actuating motor 3 is by the right-hand member transferring power of transmission mechanism to screw mandrel 4, and the left end of screw mandrel 4 is connected with screw piece 22 threads turn of knife rest 2.
Above-mentioned transmission mechanism by motor synchronous belt wheel 31, be with 32 synchronously, screw mandrel synchronous pulley 33 forms.Motor synchronous belt wheel 31 is fixed on the motor shaft, and screw mandrel is synchronously with 33 right-hand members that are fixed on screw mandrel 4, is with 32 to be with 33 to be provided with synchronously around electrical machine belt pulley 31 and screw mandrel synchronously, and is with 33 to be meshed synchronously with electrical machine belt pulley 31 and screw mandrel simultaneously.
Cutting knife 5 be fixed on the knife rest 2 and when using the edge of a knife be provided with towards the wall cloth 8 of below.In the present embodiment, cutting knife 5 has 2 (cutting knifes 5 on the right side of the screw piece that is positioned at knife rest 2 of only having drawn among the figure), all be fixed on the screw piece 22 of knife rest 2, the right side edge that is positioned at 5 pairs of wall cloths 8 of cutting knife on right side is cut, and the cutting knife that is positioned at the left side cuts the left side edge of wall cloth 8, and the fixed distance between two cutting knifes is constant.Therefore need only cutting when can realize wall cloth 8 both sides of the edge with respect to the position adjustment of wall cloth 8 one in 2 cutting knifes to cutting knife.
See Fig. 3, control system comprises color mark sensor 91, man-machine control device 92, Programmable Logic Controller 93, frequency converter 94, rotary encoder 95 and modulus and digital to analog converter 97.The color mark sensor 91 of present embodiment has 5.
In the control system, color mark sensor 91 be used to when using to send its towards the colo(u)r streak 81 of wall cloth whether be positioned at self sensor over against the signal of side.Color mark sensor 91 is fixed on the sensor frame 13, during use according to from left to right order be arranged in the face of and be parallel on the same plane of wall cloth 8, and the signal output part of color mark sensor 91 connects the position signalling input of Programmable Logic Controller 93.
The signal shaft of the rotary encoder 95 of control system is fixedlyed connected with wall cloth conveying roller 6; The rotating signal port of Programmable Logic Controller 93 is a digital port.The analog-to-digital conversion of modulus and digital to analog converter 97 partly is connected between the rotating signal port of the signal port of rotary encoder 95 and Programmable Logic Controller 3, is used for converting the linear velocity signal that rotary encoder 95 is gathered to data signal that Programmable Logic Controller 93 can be discerned; The motor control signal port of the output of Programmable Logic Controller 93 connects the corresponding port of the control end of frequency converter 94, and the frequency change control signal port of the output of Programmable Logic Controller 93 links to each other with the frequency conversion setting signal input of frequency converter 94 by the digital-to-analogue conversion part of modulus and digital to analog converter 97; The power output end of frequency converter 94 connects the power end of actuating motor 3.Man-machine control device 92 is electrically connected with the PORT COM of Programmable Logic Controller 93 is two-way by its PORT COM.
See Fig. 2 and Fig. 5, be bumped into a colo(u)r streak as colour code 81 that exposes wall cloth 8 upper surfaces in wall cloth 8 edges on the right side of wall cloth 8 along the edge direction, color can free (for example black), can distinguish mutually with the wall cloth true qualities to get final product.Color mark sensor 91 is monochromatic source sensors, and it sends light beam, and the volume reflection by detecting 81 pairs of light beams of colo(u)r streak is compared the different detections that realize colo(u)r streak 81 positions with wall cloth warp thread on every side then.
Still see Fig. 2 and Fig. 5, the color mark sensor 91 of present embodiment is fixed on the sensor stand 13.In these 5 color mark sensors 91, be benchmark with the color mark sensor 91-1 of centre, about each two, the left side is color mark sensor 91-2,91-4, the right side is color mark sensor 91-3,91-5.。
Still see Fig. 2 and Fig. 5, when wall cloth 8 has skew, the colo(u)r streak 81 that is set on the wall cloth 8 also has skew, as the left side first color mark sensor 91-2, when the left side second color mark sensor 91-4 detects colo(u)r streak 81, illustrate wall cloth to left avertence 1.25mm or 2.50mm, Programmable Logic Controller 93 then instructs frequency converter 94 control actuating motors 3 by counter clockwise direction rotating certain angle (observing from the motor shaft rear) after receiving corresponding colour code signal, thereby control cutting knife 5 is moved to the left 1.25mm or 2.50mm realizes correction, and as right side color mark sensor 91-3, when 91-5 detects colo(u)r streak 81, illustrate wall cloth to right avertence 1.25mm or 2.50mm, Programmable Logic Controller 93 receives and then instructs frequency converter 94 control actuating motors 3 certain angle that moves in the direction of the clock behind the corresponding colour code signal, and 1.25mm or 2.50mm realize correction thereby control cutting knife 5 moves right.
Device for color mark sensor 91-1 in the middle of present embodiment this set, when Programmable Logic Controller 93 is provided with, can adopt easier method: if deviation just takes place, deviation left for example, 93 control motors of Programmable Logic Controller make that knife rest 2 drives cutting knife 5 and sensor frame 13 together is moved to the left, in case middle color mark sensor 91-1 has sent the induced signal that detects colo(u)r streak 81, then Programmable Logic Controller 93 is controlled at once and is made actuating motor 3 stop operating, and does not need to realize correction as the above-mentioned rotational angle that passes through control actuating motor 3.
See Fig. 3, control system adopts close-loop control mode.After arbitrary color mark sensor 91 detects colo(u)r streak 81, the positional information of colo(u)r streak 81 is sent to Programmable Logic Controller 93, frequency converter 94 is instructed in 93 output corrections through Programmable Logic Controller after the computing, and 94 in frequency converter makes cutting knife 5 move to certain position in cutting by control actuating motor 3 and rectifies a deviation.
The rotary encoder 95 that links to each other with wall cloth conveying roller 6 is used to detect the linear velocity of wall cloth, and speed data fed back to Programmable Logic Controller 93, arrive actuating motor 3 through output speed control instruction after the computing through frequency converter 94, the translational speed of control cutting knife 5 guarantees that the ratio of correction speed and wall cloth linear velocity is certain.Such as, when the linear velocity of the cloth of a kind rule was 0.8 meter of per minute, the correction speed of device was 0.003 meter/minute, and when cloth speed was 12 meters of per minutes, correction speed was 0.045 meter/minute.When if offset distance is bigger, just color mark sensor 91-4, when 91-5 detects colo(u)r streak 81, speed will multiply by a coefficient, this coefficient can be set in man-machine control device 92 the insides, as this coefficient is 2, and when just the linear velocity of wall cloth was 0.8 meter of a per minute, correction speed was 0.006 meter/minute, when cloth speed was 12 meters of per minutes, correction speed was 0.090 meter/minute.
See Fig. 1 and Fig. 4, about the signal that sends of four color mark sensors 91 handled as different rate signals by Programmable Logic Controller 93.The colour code signal of the left side first color mark sensor 91-2 and the right side first color mark sensor 91-3 by Programmable Logic Controller 93 as the low speed deviation correcting signal, the colour code signal of left side second color mark sensor 91-4 and the right side second color mark sensor 91-5 by Programmable Logic Controller 93 as the high speed deviation correcting signal.Like this, when wall cloth departs from when big, Programmable Logic Controller 93 control actuating motors 3 make cutting knife 5 move with fast speeds and correction fast with rotational speed faster.Like this, the setting by 5 color mark sensors with regard to can realize to about totally four kinds of deviation posts accurate correction and under the situation of different deviation distances, select appropriate speed to rectify a deviation.
See Fig. 1 and Fig. 2, wall cloth conveying roller 6 and wind-up roll about 7 alignment among this 2 width of cloth figure are parallel to each other and are horizontally disposed with, and wall cloth 8 travels forward by horizontal direction in advancing, after being cut edge by cutting knife 5, by wind-up roll 7 rollings.Be fixed on the roller seat of wall cloth conveying roller 6 by its shell when rotary encoder 95 uses, can detect the linear velocity of wall cloth.
Control system also has limit switch 99, and they are left side limit switch 99-1 and right side limit switch 99-2.Left side limit switch 99-1 is positioned at the left side of left slider 21-1, and right side limit switch 99-2 is positioned at the right side of right side slide block 21-2.Left slider 21-1 move to left side limit switch 99-1 and right side slide block 21-2 move to right side limit switch 99-1 apart from sum greater than the distance between left side second color mark sensor 91-4 and right side second color mark sensor.Drive in the move left and right of cutting knife 5 and slide block 21 at screw piece 22; when limit switch 99-1 or left slider 21-2 touch right side limit switch 99-2 on the left of left slider 21-1 touches; expression cutting knife 5 has exceeded rational cut coverage, so equipment can be reported to the police and shut down to be guaranteed production safety.
In addition, on the left and right sides direction, when cutting knife 5 was positioned at the position right in the middle of left side limit switch 99-1 and right side limit switch 99-2, the position right in the middle of left side first color mark sensor 91-2 and the right side first color mark sensor 91-3 was positioned at the outside of cutting knife.This set method, can be when cutting edge the colo(u)r streak 81 of excision wall cloth 8.
See Fig. 4, control system also comprises power module 96, manual change-over switch 98, two hand control switches 910, four indicator lamps 911 and alarms 912.
Power module 96 is for being converted to alternating current the power module of dc source, and its FireWire port port that exchanges end links to each other with live wire L by the switch 913 of contacting, and its zero line port that exchanges end links to each other with zero line N; The dc power output end of power module 96 links to each other with the power end of man-machine control device 92, the power end of Programmable Logic Controller 93 and the power end of rotary encoder 95 respectively, for they provide 24V dc source.Modulus and digital to analog converter 97 provide power supply by Programmable Logic Controller 93.Man-machine control device 92 links to each other with the two-way electricity of the PORT COM of Programmable Logic Controller 93 by the RS232 serial communication interface.
The connection of 25 pins of Programmable Logic Controller 93 is as follows: pin L links to each other with live wire L by switch 913.Pin N links to each other with zero line N.The COM pin is a public port, links to each other with the 0V power end of power module 96.Pin X0 to X12 is each port of the input of Programmable Logic Controller 93.Pin X0 and X1 are the control model signal port, link to each other with corresponding terminals of manual change-over switch 98 respectively.Pin X2 and X3 are the moving direction signal port, pin X2 be moved to the left hand control switch 910-1 and link to each other; Pin X3 links to each other with the hand control switch 910-2 that moves right.Pin X4, X5, X6, X7, X10 are the position signalling port, connect the signal output part of color mark sensor 91-4,91-2,91-1,91-3,91-5 respectively.Pin X11 and X12 are spacing signal port, connect limit switch 99-1 and 99-2 respectively.Pin COM0 and Y0 to Y7 are each port of the output of Programmable Logic Controller 93.Pin Y0, Y1 and Y2 are the motor control signal port, and pin COM0 is the common port of pin Y0, Y1 and Y2, pin COM0, Y0, Y1 and Y2 connect DCM, M3, M2, the M1 end of frequency converter 94 respectively, be used to transmit the Electric Machine Control instruction, frequency converter 94 is controlled the operation that actuating motor 3 starts, reverses, quickens after receiving instruction again.Pin Y3, Y4, Y5, Y6 are the indicator lamp signal port, and pin COM1 connects zero line N, and pin COM1 is the common port of pin Y3, Y4, Y5, Y6.Pin Y3, Y4, Y5, Y6 connect indicator lamp 911-1,911-2,911-3,911-4 respectively, the other end of indicator lamp 911-1,911-2,911-3, the 911-4 line L that starts to exchange fire; Wherein the bright expression wall cloth 8 of indicator lamp 911-1 is taken back, the bright expression wall cloth of indicator lamp 911-2 8 positions are accurate, the bright expression wall cloth 8 of indicator lamp 911-3 takes over, one in the slide block 21 of the bright expression knife rest 2 of indicator lamp 911-4 and two limit switches 99 contacts, has exceeded the detection range of 5 color mark sensors 91.Pin Y7 is the alarm signal port, and pin COM2 connects zero line N, and pin COM2 is corresponding with pin Y7.Pin Y7 connects alarm 912, the other end of alarm 912 line of starting to exchange fire; One of sending in slide block 21 that chimes of doom represents knife rest 2 and two limit switches 99 of alarm 912 contacts.
The signal port of rotary encoder 95 connects IN, the COM port of modulus and digital to analog converter 97, is used for rotating signal transported to connecing modulus and digital to analog converter 97.The OUT of modulus and digital to analog converter 97 and another COM port connect the AVI and the GND port of frequency converter 94 respectively, be used for the input of frequency setting voltage, promptly come setpoint frequency according to the voltage value of the input of outside by frequency converter 94, the voltage value of being imported is 0-10V, the frequency of analog input voltage and frequency converter 94 out-put supplies is linear, analog quantity is A (0-10V), and the out-put supply frequency is F (0-50Hz), then F=50 * (A ÷ 10).Such as, the voltage value that inputs to frequency converter 94 is 8V, then frequency value corresponding is 40Hz, Programmable Logic Controller 93 is passed to modulus and digital to analog converter 97 to the pairing digital quantity of 40Hz this digital quantity corresponding voltage 8V, and modulus and digital to analog converter 97 provide the voltage of a high accuracy, high-resolution 8V just for frequency converter 94.Export the voltage value of transporting to the AVI port of frequency converter 94 after modulus and digital to analog converter 97 conversions from Programmable Logic Controller 93 is from a definite numerical value between the 10V to 0V at every turn, the voltage value height, the frequency of frequency converter 94 output currents is also high, rotating speed of motor is also fast, and then motor stops operating when output voltage is 0V.The current linear velocity that this voltage value is advanced forward by above-mentioned wall cloth 8 is determined.When sensor frame 13 sent detection signal along with the middle color mark sensor 91-1 of moving to of knife rest 2, then Programmable Logic Controller 93 sent and stops the signal that motor rotates.
The other end of the other end of the power end of manual change-over switch 98, hand control switch 910-1 and 910-2, limit switch 99-1 and 99-2 all with power module 96+the 24V power end links to each other; Color mark sensor 91-4,91-2,91-1,91-3,91-5 are connected between the 24V+ power end and 0V power end of power module 96 by 2 power ends separately; The R port of frequency converter 94 connects live wire L by switch 915, and the S port of frequency converter 94 connects zero line N, and the U of frequency converter 94, V, W port connect the corresponding port of the power end of actuating motor 3.
Color mark sensor 91-4,91-2,91-1,91-3,91-5 send detected colo(u)r streak position signalling to Programmable Logic Controller 93.With 1.25mm warp thread spacing is example, and this moment, the color mark sensor spacing also was 1.25mm, and when color mark sensor 91-1 detected colo(u)r streak 81, expression side cut position was accurate, and cutting knife 5 is in normal side cut state, and at this moment indicator lamp 911-2 is bright; When color mark sensor 91-2 or 91-4 detect colo(u)r streak 81, the expression wall cloth has been offset 1.25mm or 2.50mm left in advancing, indicator lamp 911-1 is bright, at this moment need Programmable Logic Controller 93 control cutting knifes 5 to be moved to the left 1.25mm or 2.50mm, and reach correct cutting position and realize correction; When color mark sensor 91-3 or 91-5 detect colo(u)r streak 81, the expression wall cloth in advancing to right avertence 1.25mm or 2.50mm, at this moment indicator lamp 911-3 is bright needs Programmable Logic Controller 93 control cutting knifes 5 move right 1.25mm or 2.50mm, and reaches correct cutting position and realize correction.When cutting knife 5 exceeds zone of reasonableness and when contacting with limit switch 99-1 or 99-2, after Programmable Logic Controller 93 received this signal, it was bright then to control indicator lamp 911-4, and was reported to the police by alarm 912.
In the traveling process of wall cloth 8, the linear velocity signal that rotary encoder 95 constantly will detect wall cloth is delivered to modulus and digital to analog converter 97, transports to Programmable Logic Controller 93 after the analog-to-digital conversion of modulus and digital to analog converter 97 partly converts the data signal that Programmable Logic Controller 93 can discern to.
In case the situation that cutting knife 5 departs from cutting position takes place, 93 one side of Programmable Logic Controller are according to the distance that departs from and the different situations of direction, motor control signal port output control corresponding by its output is instructed to frequency converter 94, the startup of control actuating motor 3, also to whether reversing and acceleration is selected, thereby the moving direction of control cutting knife 5 and whether quicken to move.
Programmable Logic Controller 93 does not quicken to rotate under the prerequisite of control signal in the control signal that the motor control signal port of its output is exported on the other hand, the data signal of the linear velocity of advancing according to wall cloth 8 draws the corresponding data signal that final purpose is the velocity of rotation of control actuating motor 3, transport to the digital-to-analogue conversion part of modulus and digital to analog converter 97 again by its frequency change control signal port, 97 of modulus and digital to analog converters convert this data signal to corresponding voltage signal and transport to the frequency conversion setting signal input of frequency converter 94, and 94 in frequency converter can be according to the power supplys of this voltage signal at its power output end output setpoint frequency.
If Programmable Logic Controller 93 receives the signal of the left side first color mark sensor 91-2, then Programmable Logic Controller 93 makes between its port Y0 and the port COM0 and the contact conducting between port Y1 and the port COM0 on the one hand, and make the port M3 of frequency converter 94 and the external circuit between the port DCM and port M2 and port DCM between the external circuit conducting, thereby control motor 8 beginning backward rotation.From the control signal of its frequency change control signal port output control motor rotation speed, the frequency of the electric current of feasible input actuating motor 3 is the frequency of setting to Programmable Logic Controller 93 on the other hand.When actuating motor 3 turns to intermediate sensor 91-1 on the sensor frame 13 when detecting colo(u)r streak 81, then between the control of Programmable Logic Controller 93 its port Y0 and the port COM0 and the contact between port Y1 and the port COM0 disconnect, thereby make actuating motor 3 stop operating, also no longer from its frequency change control signal port output control signal.
If Programmable Logic Controller 93 receives the signal of the left side second color mark sensor 91-4, then Programmable Logic Controller 93 is not exported control signal at its frequency change control signal port, a motor control signal port output signal at its output.Just only with between port Y0 and the port COM0, between port Y1 and the port COM0 and the interior contacts conducting between port Y2 and the port COM0, and external circuit between the external circuit between the port M3 end that makes frequency converter 94 and the DCM end, port M2 end and the DCM end and the external circuit conducting between port M1 holds and DCM holds, thereby control of conversion device definite frequency of 94 outputs and the higher electric current of numerical value, and make motor 3 with a definite fast speeds backward rotation.When Programmable Logic Controller 93 received the colour code signal of the left side first color mark sensor 91-2, Programmable Logic Controller 93 just disconnected port Y2 and is connected with inside between the port COM0; Meanwhile, Programmable Logic Controller 93 is in its output of frequency change control signal port and the corresponding frequency change control signal of wall cloth line of travel speed, make frequency converter 94 receive a voltage signal with wall cloth line of travel velocity correlation, and adjust the frequency of output current and control the velocity of rotation (peak of this speed is set at half of above-mentioned definite fast speeds) of motor 3 by this voltage signal; Receiving middle color mark sensor 91-1 on the sensor frame 13 up to Programmable Logic Controller 93 moves along with knife rest 2 and moves to directly over the colo(u)r streak 81 and during the signal that sends, just control between its port Y0 and the port COM0 and the disconnection of the contact between port Y1 and the port COM0, thereby make actuating motor 3 stop operating, also no longer from its frequency change control signal port output control signal.If Programmable Logic Controller 93 receives the signal of the right side first color mark sensor 91-3, its course of work is similar with the signal that receives the left side first color mark sensor 91-2, mainly be that reverse port Y1 does not participate in control procedure when the control end of Programmable Logic Controller 93 control of conversion devices 94.
If Programmable Logic Controller 93 receives the signal of the right side second color mark sensor 91-5, its course of work is similar with the signal that receives the left side second color mark sensor 91-4, when mainly being the control end of Programmable Logic Controller 93 control of conversion devices 94, reverse port Y1 does not participate in control procedure yet.
(embodiment 2)
See Fig. 3 and Fig. 4, and referring to Fig. 1 and Fig. 2, all the other are identical with embodiment 1, difference is: the color mark sensor 91 in the present embodiment is 2 (only need remove get final product the second color mark sensor 91-4 of the left side among Fig. 2, middle color mark sensor 91-1 and the right side second color mark sensor 91-5), and two color mark sensors are left side first color mark sensor 91-2 and the right side first color mark sensor 91-3 by the left and right horizontal setting.The spacing of two color mark sensors is 1.25mm.When the first color mark sensor 91-2 and the right side first color mark sensor 91-3 were middle on the left of colo(u)r streak 81 was positioned at, expression side cut position is accurate, when the left side first color mark sensor 91-2 detects the signal of colo(u)r streak 81, the expression wall cloth has been offset 0.625mm left in advancing, so make this moment cutting knife 5 reach correct cutting position to be moved to the left 0.625mm with the corresponding translational speed of wall cloth 8 line of travel speed and realize correction in cutting under the control of Programmable Logic Controller 93; When the right side first color mark sensor 91-3 detects the signal of colo(u)r streak 18, the expression wall cloth has been offset 0.625mm to the right in advancing, so make this moment cutting knife 5 reach correct cutting position to move right 0.625mm with the corresponding translational speed of wall cloth 8 line of travel speed and realize correction in cutting under the control of Programmable Logic Controller 93.
(embodiment 3)
See Fig. 3 and Fig. 4, and referring to Fig. 1 and Fig. 2, all the other are identical with embodiment 1, difference is: the color mark sensor 91 in the present embodiment is 3 (only need remove get final product the second color mark sensor 91-4 of the left side among Fig. 2 and the right side second color mark sensor 91-5), and 3 color mark sensors are the first color mark sensor 91-2, middle color mark sensor 91-1 and the right side first color mark sensor 91-3 on the left of being horizontally disposed with by the left, center, right.The spacing of adjacent two color mark sensors is 1.25mm.When Neutral colour mark sensor 91-1 detected colo(u)r streak 81, expression side cut position was accurate; When the left side first color mark sensor 91-2 detects colo(u)r streak 81, the expression wall cloth has been offset 1.25mm left in advancing, so make this moment cutting knife 5 reach correct cutting position to be moved to the left 1.25mm with the corresponding translational speed of wall cloth 8 line of travel speed and realize correction in cutting under the control of Programmable Logic Controller 93; When the right side first color mark sensor 91-3 detects colo(u)r streak 81, the expression wall cloth has been offset 1.25mm left in advancing, so make this moment cutting knife 5 reach correct cutting position to be moved to the left 1.25mm with the corresponding translational speed of wall cloth 8 line of travel speed and realize correction in cutting under the control of Programmable Logic Controller 93.
(embodiment 4)
See Fig. 3 and Fig. 4, and referring to Fig. 1 and Fig. 2, all the other are identical with embodiment 1, difference is: the color mark sensor in the present embodiment be 4 (only need with the Neutral colour among Fig. 2 just sensor 91-1 remove get final product), the transducing signal that 2 color mark sensors in the middle of 4 color mark sensors are sent when using is used as the color mark sensor that carries out the low speed deviation correcting signal, and 2 peripheral color mark sensors are that the transducing signal that is sent when being to use is used as the color mark sensor that carries out the high speed deviation correcting signal.。Still getting 1.25mm with the warp thread spacing is example, and Jiu Pian method is in the present embodiment:
The spacing of adjacent two color mark sensors is 1.25mm, and when the first color mark sensor 91-2 and the right side first color mark sensor 91-3 were middle on the left of colo(u)r streak 81 was positioned at, expression side cut position was accurate.
When left side first sensor 91-2 detects colo(u)r streak 81, the expression wall cloth has been offset 0.625mm left in advancing, so make this moment cutting knife 5 reach correct cutting position to be moved to the left 0.625mm with the corresponding translational speed of wall cloth 8 line of travel speed and realize correction in cutting under the control of Programmable Logic Controller 93.
When the right side first color mark sensor 91-3 detects colo(u)r streak 81, the expression wall cloth has been offset 0.625mm to the right in advancing, so make this moment cutting knife 5 reach correct cutting position to move right 0.625mm with the corresponding translational speed of wall cloth 8 line of travel speed and realize correction in cutting under the control of Programmable Logic Controller 93.
When the left side second color mark sensor 91-4 detects colo(u)r streak 81, the expression wall cloth has been offset 1.875mm left in advancing, so cutting knife 5 is moved to the left with certain fast speeds earlier in cutting, when receiving the signal of the left side first color mark sensor 91-2, then continue control cutting knife 5 and in cutting, reach correct cutting position and realize correction to be moved to the left 0.625mm with the corresponding translational speed of wall cloth 8 line of travel speed.
When the right side second color mark sensor 91-5 detects colo(u)r streak 81, the expression wall cloth has been offset 1.875mm to the right in advancing, so cutting knife 5 is moved to the left with certain fast speeds earlier in cutting, when receiving the signal of the right side first color mark sensor 91-3, then continue control cutting knife 5 and in cutting, reach correct cutting position and realize correction to move right 0.625mm with the corresponding translational speed of wall cloth 8 line of travel speed.
(embodiment 5 to embodiment 8)
See Fig. 6, wall cloth 8 wherein is by the horizontal direction setting.Embodiment 5 is corresponding with embodiment 1, and embodiment 6 is corresponding with embodiment 2, and embodiment 7 is corresponding with embodiment 3, and embodiment 8 is corresponding with embodiment 4, and the remainder of embodiment 5 to embodiment 8 is identical with corresponding embodiment, and difference is:
The motor shaft of actuating motor 3 is fixedlyed connected with an end of screw mandrel 4, and screw mandrel 4 passes the screwed hole of the screw piece 22 of knife rest 2, and is connected with screw piece 22 threads turn.The method of rectifying a deviation among the embodiment 5 to embodiment 8 is identical with corresponding embodiment.
(embodiment 9 to embodiment 12)
See Fig. 7, the structure of glass fiber wall cloth cutting machine is a vertical structure among this figure, and wall cloth 8 is according to vertical hang setting, and direction of observation is for from the top down.Embodiment 9 is corresponding with embodiment 5, and embodiment 10 is corresponding with embodiment 6, and embodiment 11 is corresponding with embodiment 7, and embodiment 12 is corresponding with embodiment 8, and the remainder of embodiment 9 to embodiment 12 is identical with corresponding embodiment, and difference is:
Can see that the position relation of the slide block 21 of the knife rest 2 of the deviation correcting device among the embodiment 9 to embodiment 12 and screw piece 22 concerns that with the position of slide block 21 shown in Figure 7 and screw piece 22 differing 90 spends.The edge of a knife of blade 5 is provided with in the face of wall cloth 8.Sensor frame 13 is also according to each color mark sensor plane, 91 place and wall cloth 8 place plane parallel vertically are set.The method of rectifying a deviation among the embodiment 9 to embodiment 12 is identical with corresponding embodiment
(embodiment 13)
See Fig. 8 to Figure 10, present embodiment is second kind of implementation of the present invention, and the wall cloth among the figure on the glass fiber wall cloth cutting machine is according to the horizontal mode setting.Electronic error-correcting apparatus in the present embodiment still is made up of control system and executive system, control system is identical with embodiment 1, difference is: left side limit switch 99-1 and right side limit switch 99-2 are arranged on the screw mandrel 4 or are arranged on the guide rail 15, present embodiment is when correction, the executive system that is adopted is inequality, and its principle is to adopt the mode of while move left and right wall cloth 8 and cutting knife 5 to rectify a deviation.Below the executive system of present embodiment is described.
Still see Fig. 8 to Figure 10, executive system comprises actuating motor frame 11, sensor frame 13, rolling frame 14, guide rail 15, knife rest 2, actuating motor 3, screw mandrel 4, cutting knife 5 and wind-up roll 7.Actuating motor frame 11, sensor frame 13 and guide rail 15 are fixed structural member in using.
Rolling frame 14 has left plate 14-1, right plate 14-2, front beam 14-3, the first sill 14-4, the second sill 14-5, screw piece 14-6, guide wheel 14-7 and wheel frame 14-8;
Front beam 14-3, the first sill 14-4 and the second sill 14-5 all are horizontally disposed with and their end is fixed on the left plate 14-1, the other end is fixed on the right plate 14-2, wherein the first sill 14-4 and the second sill 14-5 are positioned on the same horizontal plane, and front beam 14-3 is positioned at the top of the first sill 14-4.
Screw piece 14-6 is fixedly connected on the first sill 14-4 and the second sill 14-5 and between the first sill 14-4 and the second sill 14-5.
Wheel frame 14-8 has 4, and 2 wheel frame 14-8 wherein are fixed on the first sill 14-4, and other 2 wheel frame 14-8 are fixed on the second sill 14-5.Guide wheel 14-7 also has 4, is rotatably connected on separately on the corresponding wheel frame 14-8, and guide wheel 14-7 is positioned on the guide rail 15, can rolls along guide rail about 15.
Knife rest 2 is fixed on the front beam 14-3; Cutting knife 5 be fixed on the knife rest 2 and when using the edge of a knife towards the direction setting of wall cloth 8.Knife rest 2 shown in the figure and cutting knife 5 have three respectively, can cut edge to left side edge, the right side edge of wall cloth 8 simultaneously like this, if the door width of cloth broad of wall cloth 8 also can be installed cutting knife 5 on the knife rest 2 of centre, and when cutting edge, obtain the wall cloth 8 after two volumes are cut edge.
Actuating motor 3 is fixed on the actuating motor frame 11 by its motor casing, and the motor shaft of actuating motor 3 is connected by shaft joint with an end of screw mandrel 4, and the other end of screw mandrel 4 is connected with the screw piece 14-6 threads turn of rolling frame 14.Wind-up roll 7 is rotatably connected on the rolling seat of rolling frame 14.When actuating motor 3 rotates, drive rolling frame 14 move left and right by screw piece 14-6, move towards corresponding direction thereby drive wind-up roll 7.Because sensor frame 13 apart from the distance of right side knife rest 2 more than or equal to 2.5 meters, so drive during knife rests 2 and wind-up roll 7 together move at rolling frame 14, can wall cloth 8 advance and rolling in adjust mutual position.
Sensor frame 13 is fixedly mounted on the frame of glass fiber wall cloth cutting machine when using, be fixed with 5 color mark sensors on it, 5 left side second color mark sensor 91-4, left side first color mark sensor 91-2, middle color mark sensor 91-1, right side first color mark sensor 91-3 and the right side second color mark sensor 91-5s of color mark sensor for being provided with by left and right horizontal towards wall cloth 8.The spacing of two color mark sensors is 1.25mm.When Neutral colour mark sensor 91-1 detected colo(u)r streak 81, expression side cut position was accurate, and cutting knife 5 is in normal side cut state.
When the left side first color mark sensor 91-2 or the left side second color mark sensor 91-4 detect colo(u)r streak 81, expression wall cloth 8 has been offset 1.25mm or 2.50mm left with respect to intermediate sensor 91-1 in advancing, but the distance from sensor frame 13 to right side knife rest 2 is not less than 2.5 meters, thereby departing from of wall cloth 8 places at cutting knife 5 places will much smaller even also not begin to depart from.At this moment Programmable Logic Controller 93 receives and then instructs the frequency converter 94 control actuating motors 3 certain angle (observing from the motor shaft rear) that moves in the direction of the clock behind this colour code signal, thereby rolling frame 14 related wind-up rolls 7 and knife rest 2 are together moved right in the cutting of 5 pairs of wall cloths 8 of cutting knife, thereby make wall cloth 8 more and more littler, till middle color mark sensor 91-1 detects the signal of colo(u)r streak 81 with respect to departing from of intermediate sensor 91-1; Thereby reach the purpose of correction.
When the right side first color mark sensor 91-3 or the right side second color mark sensor 91-5 detect colo(u)r streak 81, expression wall cloth 8 in advancing with respect to intermediate sensor 91-1 to right avertence 1.25mm or 2.50mm; At this moment Programmable Logic Controller 93 then instructs frequency converter 94 control actuating motors 3 by the counter clockwise direction rotating certain angle after receiving this colour code signal, thereby rolling frame 14 related wind-up rolls 7 and knife rest 2 together are moved to the left in the cutting of 5 pairs of wall cloths 8 of cutting knife, thereby make wall cloth 8 more and more littler, till middle color mark sensor 91-1 detects the signal of colo(u)r streak 81 with respect to departing from of intermediate sensor 91-1; Thereby reach the purpose of correction.
Because left side limit switch 99-1 and right side limit switch 99-2 are set on screw mandrel 4.When screw mandrel 4 turns to when contacting with a limit switch, illustrate that cutting knife 5 exceeds zone of reasonableness, after Programmable Logic Controller 93 received this signal, it was bright then to control indicator lamp 911-4, and was reported to the police by alarm 912.Certainly limit switch 99 also can be arranged on the guide rail 15, and role is identical.

Claims (10)

1. glass fiber wall cloth edge-cutting electronic error-correcting apparatus, it is characterized in that: be made up of control system and executive system, executive system comprises actuating motor frame (11), sliding rod frame (12), sensor frame (13), knife rest (2), actuating motor (3), screw mandrel (4) and cutting knife (5); Actuating motor frame (11) and sliding rod frame (12) are fixed structural member in using;
Sliding rod frame (12) is horizontally disposed with; Knife rest (2) has slide block (21) and screw piece (22); Slide block (21) is fixed together with screw piece (22); The slide block (21) of knife rest (2) is slidingly connected with sliding rod frame (12); Sensor frame (13) is fixedlyed connected with knife rest (2); Actuating motor (3) is fixed on the actuating motor frame (11) by its motor casing, the motor shaft of actuating motor (3) fixedly connected with an end of screw mandrel (4) or by shaft joint be connected or the motor shaft of actuating motor (3) by the end transferring power of transmission mechanism to screw mandrel (4), the other end of screw mandrel (4) is connected with screw piece (22) threads turn of knife rest (2); Cutting knife (5) be fixed on that knife rest (2) is gone up and when using the edge of a knife towards the direction setting of wall cloth (8);
Control system comprises color mark sensor (91), Programmable Logic Controller (93) and frequency converter (94); Color mark sensor (91) has two at least; Color mark sensor (91) be used to when using to send its towards the colo(u)r streak (81) of wall cloth whether be positioned at self sensor over against the signal of side; Color mark sensor (91) is fixed on the sensor frame (13), during use according to from left to right order be arranged in the face of and be parallel on the same plane of wall cloth (8), and the signal output part of each color mark sensor (91) connects the corresponding position signalling port of the input of Programmable Logic Controller (93);
Each motor control signal port of the output of Programmable Logic Controller (93) connects the corresponding port of the control end of frequency converter (94); The power output end of frequency converter (94) connects the power end of actuating motor (3).
2. glass fiber wall cloth edge-cutting electronic error-correcting apparatus, it is characterized in that: be made up of control system and executive system, executive system comprises actuating motor frame (11), sensor frame (13), rolling frame (14), guide rail (15), knife rest (2), actuating motor (3), screw mandrel (4), cutting knife (5) and wind-up roll (7); Actuating motor frame (11), sensor frame (13) and guide rail (15) are fixed structural member in using;
Rolling frame (14) has left plate (14-1), right plate (14-2), front beam (14-3), first sill (14-4), second sill (14-5), screw piece (14-6), guide wheel (14-7) and wheel frame (14-8); Front beam (14-3), first sill (14-4) and second sill (14-5) all are horizontally disposed with and their end is fixed on the left plate (14-1), the other end is fixed on the right plate (14-2), wherein first sill (14-4) and second sill (14-5) are positioned on the same horizontal plane, and front beam (14-3) is positioned at the top of first sill (14-4); Screw piece (14-6) is fixedly connected on first sill (14-4) and second sill (14-5) and is positioned between first sill (14-4) and second sill (14-5); Wheel frame (14-8) has 4,2 wheel frames (14-8) wherein are fixed on first sill (14-4), other 2 wheel frames (14-8) are fixed on second sill (14-5), guide wheel (14-7) also has 4, be rotatably connected on separately on the corresponding wheel frame (14-8), guide wheel (14-7) is positioned at guide rail (15) and goes up, can roll along about guide rail (15);
Knife rest (2) is fixed on the front beam (14-3); Cutting knife (5) be fixed on that knife rest (2) is gone up and when using the edge of a knife towards the direction setting of wall cloth (8); Actuating motor (3) is fixed on the actuating motor frame (11) by its motor casing, the motor shaft of actuating motor (3) fixedly connected with an end of screw mandrel (4) or by shaft joint be connected or the motor shaft of actuating motor (3) by the end transferring power of transmission mechanism to screw mandrel (4); The other end of screw mandrel (4) is connected with screw piece (14-6) threads turn of rolling frame (14);
Control system comprises color mark sensor (91), Programmable Logic Controller (93) and frequency converter (94); Color mark sensor (91) has two at least; Color mark sensor (91) be used to when using to send its towards the colo(u)r streak (81) of wall cloth whether be positioned at self sensor over against the signal of side; Color mark sensor (91) is fixed on the sensor frame (13), during use according to from left to right order be arranged in the face of and be parallel on the same plane of wall cloth (8), and the signal output part of each color mark sensor (91) connects the relevant position signal port of the input of Programmable Logic Controller (93); The motor control signal port of the output of Programmable Logic Controller (93) connects the corresponding port of the control end of frequency converter (94); The power output end of frequency converter (94) connects the power end of actuating motor (3).
3. glass fiber wall cloth edge-cutting electronic error-correcting apparatus according to claim 1 and 2 is characterized in that: have left side first color mark sensor (91-2) that is positioned at the left side and right side first color mark sensor (91-3) that is positioned at the right side in the color mark sensor (91).
4. glass fiber wall cloth edge-cutting electronic error-correcting apparatus according to claim 3 is characterized in that: also have left side second color mark sensor (91-4) that is positioned at left side first color mark sensor (91-2) left side and right side second color mark sensor (91-5) that is positioned at right side, right side first color mark sensor (91-3) in the color mark sensor (91); The transducing signal that left side first color mark sensor (91-2) and right side first color mark sensor (91-3) are sent when being to use is used as the color mark sensor that carries out the low speed deviation correcting signal; The transducing signal that left side second color mark sensor (91-4) and right side second color mark sensor (91-5) are sent when being to use is used as the color mark sensor that carries out the high speed deviation correcting signal.
5. glass fiber wall cloth edge-cutting electronic error-correcting apparatus according to claim 3 is characterized in that: also have the middle color mark sensor that is positioned at left side first color mark sensor (91-2) and the central position of right side first color mark sensor (91-3) in the color mark sensor (91); The transducing signal that middle color mark sensor (91-1) is in use to be sent is used as the color mark sensor of reference signal.
6. glass fiber wall cloth edge-cutting electronic error-correcting apparatus according to claim 5 is characterized in that: also have left side second color mark sensor (91-4) that is positioned at left side first color mark sensor (91-2) left side and right side second color mark sensor (91-5) that is positioned at right side, right side first color mark sensor (91-3) in the color mark sensor (91); The transducing signal that left side first color mark sensor (91-2) and right side first color mark sensor (91-3) are sent when being to use is used as the color mark sensor that carries out the low speed deviation correcting signal; The transducing signal that left side second color mark sensor (91-4) and right side second color mark sensor (91-5) are sent when being to use is used as the color mark sensor that carries out the high speed deviation correcting signal.
7. glass fiber wall cloth edge-cutting electronic error-correcting apparatus according to claim 1 and 2 is characterized in that: described control system also comprises a rotary encoder (95) that is used to detect the linear velocity of wall cloth (8); The signal port of rotary encoder (95) is electrically connected with the rotating signal port of Programmable Logic Controller (93); Be fixed on the roller seat of wall cloth conveying roller (6) by its shell when rotary encoder (95) uses, and its signal shaft and wall cloth conveying roller (6) are fixed together.
8. glass fiber wall cloth edge-cutting electronic error-correcting apparatus according to claim 7 is characterized in that: described control system also comprises a modulus and digital to analog converter (97); The rotating signal port of Programmable Logic Controller (93) is a digital port; The analog-to-digital conversion of modulus and digital to analog converter (97) partly is connected between the rotating signal port of the signal port of rotary encoder (95) and Programmable Logic Controller (93), is used for converting the linear velocity signal that rotary encoder (95) is gathered to data signal that Programmable Logic Controller (93) can be discerned; The digital-to-analogue conversion of modulus and digital to analog converter (97) partly is connected between the frequency conversion setting signal input of the frequency change control signal port of Programmable Logic Controller (93) output and frequency converter (94).
9. glass fiber wall cloth edge-cutting electronic error-correcting apparatus according to claim 1 is characterized in that: described control system also comprises two limit switches (99), and they are left side limit switch (99-1) and right side limit switch (99-2); The output of two limit switches is electrically connected with a corresponding limit signal port of the input of Programmable Logic Controller (93) separately; Limit switch is located on the sliding rod frame (12), left side limit switch (99-1) is positioned at the left side of the slide block (21) of knife rest (2), right side limit switch (99-2) is positioned at the right side of the slide block (21) of knife rest (2), and slide block (21) in the distance that moves between left side limit switch (99-1) and the right side limit switch (99-2) greater than the distance between the color mark sensor of the color mark sensor of the leftmost side and the rightmost side.
10. glass fiber wall cloth edge-cutting electronic error-correcting apparatus according to claim 9, it is characterized in that: on the left and right sides direction, when cutting knife (5) was positioned at the position right in the middle of left side limit switch (99-1) and right side limit switch (99-2), the position right in the middle of left side first color mark sensor (91-2) and right side first color mark sensor (91-3) was positioned at the outside of cutting knife.
CN2008100209543A 2008-08-11 2008-08-11 Glass fiber wall cloth edge-cutting electronic error-correcting apparatus CN101368327B (en)

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CN102862178A (en) * 2011-07-07 2013-01-09 武汉文林科技有限公司 Full-automatic edge trimmer
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