CN106743859A - Sense of touch film coating machine unreels system change of lap from calculating detent mechanism and its change of lap method - Google Patents
Sense of touch film coating machine unreels system change of lap from calculating detent mechanism and its change of lap method Download PDFInfo
- Publication number
- CN106743859A CN106743859A CN201710055950.8A CN201710055950A CN106743859A CN 106743859 A CN106743859 A CN 106743859A CN 201710055950 A CN201710055950 A CN 201710055950A CN 106743859 A CN106743859 A CN 106743859A
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- Prior art keywords
- change
- lap
- unreeling shaft
- coiled material
- raised
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H19/00—Changing the web roll
- B65H19/10—Changing the web roll in unwinding mechanisms or in connection with unwinding operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/40—Type of handling process
- B65H2301/41—Winding, unwinding
- B65H2301/415—Unwinding
- B65H2301/4152—Finishing unwinding process
- B65H2301/41522—Detecting residual amount of web
Landscapes
- Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
Abstract
Systems technology field is unreeled the present invention relates to coating machine, more particularly to a kind of sense of touch film coating machine unreels system change of lap from calculating detent mechanism and its change of lap method, will be to penetrating switch using PLC control system, potentiometer, first annular anchor ear and the first photoelectric switching signal link together, installed (position that any one projection is passed through on i.e. first annular anchor ear is corresponding with the maximum gauge of qualified coiled material) according to the position of calculated in advance the position of first annular anchor ear, potentiometer can calculate the diameter of coiled material according to the corner of change of lap axle, then basis calculates coiled material needs how long can soon unreel, membrane process is connect so as to carry out cutting film, accurately calculated by potentiometer, the waste of coiled material can be avoided, so that front and rear coiled material is docked at the time point of most material-saving, efficiency high, material-saving, improve precision.
Description
Technical field
Systems technology field is unreeled the present invention relates to coating machine, more particularly to a kind of sense of touch film coating machine unreels system change of lap
From calculating detent mechanism and its change of lap method.
Background technology
Coating machine is mainly used in the surface coating process production of film, paper etc., and this machine is that coiled base material is coated into one
The glue of layer specific function, coating or ink etc., and wind after drying.It uses special multi-functional coating head, can realize various
The surface coating of form is produced.In order to ensure operating efficiency, the retractable volume of coating machine configures automatic membrane connecting mechanism, PLC at full speed
Program tension closed loop is automatically controlled.Existing coating machine unreeling structure, it is necessary to manually be changed after the completion of coiled material is soon unreeled
Volume, inefficiency, high cost.
The content of the invention
The technical problem to be solved in the present invention is：In order to solve, artificial change of lap efficiency in the prior art is low, high cost skill
A kind of art problem, sense of touch film coating machine of present invention offer unreels system change of lap and calculates detent mechanism certainly.
The technical solution adopted for the present invention to solve the technical problems is：A kind of sense of touch film coating machine unreels system change of lap certainly
Detent mechanism, including frame and PLC control system are calculated, change of lap axle is provided with frame, fixed cover is equipped with change of lap on change of lap axle
Frame, one end of change of lap frame is provided with the first unreeling shaft, and the other end of change of lap frame is provided with the second unreeling shaft, the first unreeling shaft and
The axial line of two unreeling shafts is symmetrical in 180 °, and membrane connecting mechanism is additionally provided with the frame, and membrane connecting mechanism includes cutting knife and to penetrating
Switch, is also equipped with side stand in frame, side stand is located at the lower section of change of lap axle, potentiometer and the first light are provided with side stand
Electric switch, fixed cover is equipped with little gear on the output shaft of the potentiometer, and one end also fixation of change of lap axle is arranged with gear wheel, greatly
Gear and little gear are meshed, and one end of change of lap axle is also equipped with first annular anchor ear, and the outer ring of the first annular anchor ear sets
It is equipped with first raised and second raised, described first is raised and second raised symmetrical in 180 °, the first optoelectronic switch and the first ring
Shape anchor ear is aligned, and described pair is penetrated switch, potentiometer and the first optoelectronic switch and PLC control system electrical connection.The present invention is touched
Sense film coating machine unreels system change of lap from detent mechanism is calculated, will be to penetrating switch, potentiometer, the first ring using PLC control system
Shape anchor ear and the first photoelectric switching signal are linked together, and the position of first annular anchor ear is installed according to the position of calculated in advance
(position that any one projection is passed through on i.e. first annular anchor ear is corresponding with the maximum gauge of qualified coiled material), potentiometer being capable of root
The diameter of coiled material is calculated according to the corner of change of lap axle, then basis calculates coiled material needs how long can soon unreel
It is complete, membrane process is connect so as to carry out cutting film, accurately calculated by potentiometer, the waste of coiled material can be avoided so that front and rear coiled material
Docked at the time point of most material-saving, efficiency high, material-saving, improved precision.
For the ease of adjusting the position of first annular anchor ear, the coiled material of different-diameter scope, described first annular armful are adapted to
Bind round the adjustable setting of circumferential position on change of lap axle.
It is of the invention to be also equipped with too small protection device from calculating detent mechanism, it is not conform to when the diameter of coiled material is too small
Lattice coiled material is, it is necessary to by its timely replacing.The too small protection device includes the second annular anchor ear and the second optoelectronic switch, side stand
On be also equipped with the second optoelectronic switch, one end of the change of lap axle is also equipped with the second annular anchor ear, second annular anchor ear
Outer ring be provided with the 3rd raised and the 4th raised, the described 3rd raised and the 4th raised symmetrical in 180 °, the second optoelectronic switches
Aligned with the second annular anchor ear, the 3rd is raised and the first projection mutually staggers settings, second optoelectronic switch and PLC controls
System is electrically connected.
For the ease of adjusting the position of the second annular anchor ear, the coiled material of different-diameter scope is adapted to, second annular is embraced
Bind round the adjustable setting of circumferential position on change of lap axle.
A kind of sense of touch film coating machine unreels system change of lap from the change of lap method for calculating detent mechanism, roll diameter to be unreeled
It is d0-dx, d0 ＜ dx, with following steps：
1) when setting change of lap axle is rotated, the arc length L0 that the first unreeling shaft axle center is passed through to central angle be α, α is to fix
Position, the length of side at the α angles that the first unreeling shaft axle center first passes through is a, length of side a correspondence dx, after by the length of side at α angles be b, the length of side
B correspondences d0；
2) the circumferential installation site of first annular anchor ear is adjusted so that first is raised corresponding with the position of length of side a, and first
The alignment of raised and the first optoelectronic switch, adjusts the circumferential installation site of the second annular anchor ear so that the 3rd raised and side length b position
Put correspondence, and the 3rd raised and the second optoelectronic switch alignment；
3) coiled material for needing to be unreeled is set on the first unreeling shaft, is the coiled material that will be discharged on the second unreeling shaft, connect film machine
Structure is located at the lower section of the second unreeling shaft, and change of lap axle is rotated, and when the position of the first unreeling shaft axis rotation to length of side a, first is convex
Rise and the alignment of the first optoelectronic switch, the first optoelectronic switch is signaled to penetrating switch so that is risen h1 to penetrating switch, is now changed
Spool can be tangent with to penetrating switch end after being rotated further arc length L1, and now, change of lap axle stops operating, and cutting knife carries out cutting film,
And carry out connecing film, while PLC control system calculates the diameter d1 of coiled material on the first unreeling shaft according to the rotation process of L1, to penetrating
Switch declines h1,
4) potentiometer unreels time t1, time according to the rotating speed of diameter d1 and the first unreeling shaft the first unreeling shaft of control
T1 and the pinion rotation number of turns are directly proportional, and new coiled material to be unreeled will be changed on the second unreeling shaft in the t1 times,
5) after the t1 times, potentiometer transmits signals to change of lap axle so that change of lap axle is rotated, when the second unreeling shaft axis rotation
To length of side a position when, second raised and the first optoelectronic switch alignment, the first optoelectronic switch is signaled to, to penetrating switch, make
H1 must be risen to penetrating switch, now change of lap axle can be tangent with to penetrating switch end after being rotated further arc length L2, now, change of lap axle
Stop operating, cutting knife carries out cutting film, and carries out connecing film, while PLC control system calculates first according to the rotation process of L2 putting
The diameter d2 of coiled material on spool, h1 is declined to penetrating switch,
6) potentiometer unreels time t2, time according to the rotating speed of diameter d2 and the second unreeling shaft the second unreeling shaft of control
T2 and the pinion rotation number of turns are directly proportional, and new coiled material to be unreeled will be again changed on the first unreeling shaft in the t2 times, by this class
Push to state and unreel step.
When the roll diameter for unreeling is less than d0, coiled material to be unreeled is unqualified coiled material, when the first unreeling shaft/the second
When unreeling shaft moves to the length of side for b, in step 3) or step 5) in coiled material to be unreeled still get along well to penetrating switch contact, then the
Two optoelectronic switches are started working, and during the 3rd raised/the 4th raised alignment with the second optoelectronic switch, the second optoelectronic switch sends letter
Number, stop change of lap axle and rotate, change unqualified coiled material.
The beneficial effects of the invention are as follows sense of touch film coating machine of the invention unreels system change of lap from detent mechanism is calculated, and adopts
To be linked together to penetrating switch, potentiometer, first annular anchor ear and the first photoelectric switching signal with PLC control system, completed
A set of automatic change of lap connects membrane process, and (i.e. first annular anchor ear is installed in the position of first annular anchor ear according to the position of calculated in advance
The position that upper any one projection is passed through is corresponding with the maximum gauge of qualified coiled material), potentiometer can be according to the corner of change of lap axle
The diameter of coiled material is calculated, then according to calculating coiled material needs how long can soon unreel, so as to carry out cutting film
Connect membrane process, accurately calculated by potentiometer, the waste of coiled material can be avoided so that front and rear coiled material most material-saving when
Between point docked, efficiency high, material-saving, improve precision.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is that sense of touch film coating machine of the present invention unreels system change of lap from the structural representation for calculating detent mechanism.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is enlarged drawing at A in Fig. 1.
In figure：1st, frame, 2, change of lap axle, 3, change of lap frame, the 41, first unreeling shaft, the 42, second unreeling shaft, 43, First Transition
Roller, the 44, second transition roller, 51, cutting knife, 52, to penetrating switch, the 53, first cylinder, the 54, second cylinder, 6, side stand, 71, current potential
Device, 72, little gear, 73, gear wheel, the 81, first optoelectronic switch, 82, first annular anchor ear, 821, first is raised, and 822, second
Projection, the 91, second optoelectronic switch, the 92, second annular anchor ear, the 921, the 3rd is raised, and the 922, the 4th is raised.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These accompanying drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant with the present invention.
As Figure 1-3, it is optimum embodiment of the present invention, a kind of sense of touch film coating machine unreels system change of lap and calculates positioning certainly
Mechanism, including frame 1 and PLC control system, are provided with change of lap axle 2 in frame 1, fixed cover is equipped with change of lap frame 3 on change of lap axle 2,
One end of change of lap frame 3 is provided with the first unreeling shaft 41, and the other end of change of lap frame 3 is provided with the second unreeling shaft 42, the first unreeling shaft
41 and second unreeling shaft 42 axial line it is symmetrical in 180 °, change of lap frame 3 is substantially in crux, and change of lap frame 3 has four and stretches out
End, four external parts are sequentially installed with clockwise：First unreeling shaft 41, First Transition roller 43, the second unreeling shaft 42 and the second mistake
Roller 44 is crossed, the transition roller 44 of First Transition roller 43 and second is symmetrical in 180 °.Membrane connecting mechanism is additionally provided with frame 1, film machine is connect
Structure includes cutting knife 51 and to penetrating switch 52, and side stand 6 is also equipped with frame 1, and side stand 6 is located at the lower section of change of lap axle 2, collateral
The optoelectronic switch 81 of potentiometer 71 and first is installed, fixed cover is equipped with little gear 72, change of lap on the output shaft of potentiometer 71 on frame 6
The also fixation of one end of axle 2 is arranged with gear wheel 73, and gear wheel 73 and little gear 72 are meshed, and one end of change of lap axle 2 is also equipped with
First annular anchor ear 82, the outer ring of first annular anchor ear 82 is provided with the first raised 821 and second projection 822, the first projection 821
Symmetrical in 180 ° with second raised 822, the first optoelectronic switch 81 and first annular anchor ear 82 align, to penetrating switch 52, current potential
The optoelectronic switch 81 of device 71 and first is electrically connected with PLC control system.
Circumferential position of the first annular anchor ear 82 on change of lap axle 2 is adjustable to be set.Will be first annular by fastening screw
Anchor ear 82 is fixedly mounted on change of lap axle 2, if necessary to adjustment angle, only need to unclamp fastening screw.
The second optoelectronic switch 91 is also equipped with side stand 6, one end of change of lap axle 2 is also equipped with the second annular anchor ear 92,
The outer ring of the second annular anchor ear 92 is provided with the the 3rd raised 921 and the 4th projection 922, and the the 3rd raised 921 and the 4th projection 922 is in
180 ° symmetrical, and the second optoelectronic switch 91 and the second annular anchor ear 92 align, and the 3rd projection 921 and first raised 821 is mutually wrong
Open up and put, the second optoelectronic switch 91 and PLC control system are electrically connected.
Circumferential position of second annular anchor ear 92 on change of lap axle 2 is adjustable to be set.It is annular by second by fastening screw
Anchor ear 92 is fixedly mounted on change of lap axle 2, if necessary to adjustment angle, only need to unclamp fastening screw.
A kind of sense of touch film coating machine unreels system change of lap from the change of lap method for calculating detent mechanism, qualified coiled material to be unreeled
A diameter of d0-dx, d0 ＜ dx, with following steps：
1) when setting change of lap axle 2 is rotated, the arc length L0 that the axle center of the first unreeling shaft 41 is passed through to central angle be α, α is solid
Positioning put it is constant (Position Approximate i.e. shown in Fig. 2, angle α be located at Fig. 1 in machine when being stopped, First Transition roller 43 and the
Between two unreeling shafts 42), and be acute angle, the length of side at the α angles that the axle center of the first unreeling shaft 41 first passes through is a, and length of side a corresponds to dx, after
The length of side at the α angles of process is b, side length b correspondence d0；Can be in PLC control system position computed in advance by above-mentioned corresponding relation
Put relation；
2) the circumferential installation site of first annular anchor ear 82 is adjusted so that first raised 821 is corresponding with the position of length of side a
(when i.e. the first projection 821 goes to the position of length of side a, the axle center of the first unreeling shaft 41 is also reached on the position of length of side a), and now
First raised 821 and first optoelectronic switch 81 aligns, and adjusts the circumferential installation site of the second annular anchor ear 92 so that the 3rd is raised
921 is corresponding with the position of side length b, and the 3rd projection 921 and the second optoelectronic switch 91 align；
3) as shown in state in Fig. 2, qualified coiled material to be unreeled, the second unreeling shaft 42 are provided with the first unreeling shaft 41
Upper is the coiled material that will be discharged, and membrane connecting mechanism is located at the lower section of the second unreeling shaft 42, and change of lap axle 2 is rotated clockwise, and is put when first
The axis rotation of spool 41 to length of side a position when, the first raised 821 and first optoelectronic switch 81 aligns, the first optoelectronic switch 81
It is signaled to penetrating switch 52 so that rise h1 (to penetrating after switch 52 rises or and turning to length of side a's to penetrating switch 52
Coiled material on first unreeling shaft 41 of position has certain distance), now change of lap axle 2 is rotated further arc length L1 (by gear wheel
73 and the engagement rotation of little gear 72 angle send to potentiometer calculate obtain L1) after, the coiled material on the first unreeling shaft 41 can
With to penetrating switch 52 ends contacts or tangent, now, change of lap axle 2 stops operating, and cutting knife 51 carries out cutting film, and carries out connecing film,
PLC control system is calculated according to the rotation process of L1 (bigger L1 is smaller for roll diameter, and smaller L1 is bigger for roll diameter) simultaneously
The diameter d1 of coiled material on first unreeling shaft 41, then declines h1 (being playbacked to penetrating switch 52) to penetrating switch 52,
4) potentiometer 71 unreels the time according to the rotating speed of diameter d1 and the first unreeling shaft 41 the first unreeling shaft 41 of control
(potentiometer 71 can be calculated probably t1 according to the rotating speed of diameter d1 and the first unreeling shaft 41 according to the calculated relationship of prior typing
How long coiled material can have been unreeled, therefore, the coiled material t1 of different-diameter is also different, and t1 is less than the time that coiled material is discharged completely, because
Need to connect film in advance, but ensure that material is not wasted again, therefore t1 accurately calculates acquisition by PLC system), in the t1 times
New coiled material to be unreeled will be changed on second unreeling shaft 42,
5) after the t1 times, potentiometer 71 transmits signals to change of lap axle 2 so that change of lap axle 2 is rotated, when the axle of the second unreeling shaft 42
When the heart turns to the position of length of side a, the second raised 822 and first optoelectronic switch 81 aligns, and the first optoelectronic switch 81 sends signal
To penetrating switch 52 so that rise h1 to penetrating switch 52, now change of lap axle 2 be rotated further after arc length L2 can with to penetrating switch 52
End is tangent, and now, change of lap axle 2 stops operating, and cutting knife 51 carries out cutting film that (cutting knife 51 is controlled to be cut up and down by the first cylinder 53
Film), and carry out connecing film (connecing film to control to connect film compacting by the second cylinder 54), while rotation of the PLC control system according to L2
Process calculates the diameter d2 of coiled material on the first unreeling shaft 41, and h1 (step 5 is similar with step 3) is declined to penetrating switch 52,
6) potentiometer 71 unreels the time according to the rotating speed of diameter d2 and the second unreeling shaft 42 the second unreeling shaft 42 of control
New coiled material to be unreeled will be again changed on first unreeling shaft 41 in t2, the t2 time, by parity of reasoning above-mentioned unreels step (step 6
It is similar with step 5).
When the roll diameter for unreeling is less than d0, coiled material to be unreeled is unqualified coiled material, when the first unreeling shaft 41/ the
When two unreeling shafts 42 move to the length of side for b, in step 3) or step 5) in coiled material to be unreeled still get along well and connect to penetrating switch 52
Touch, then the second optoelectronic switch 91 is started working, when the 3rd raised 921/ the 4th projection 922 and the second optoelectronic switch 91 align, the
Two optoelectronic switches 91 send signal, stop change of lap axle 2 and rotate, and change unqualified coiled material.
Such as, when when the roll diameter for unreeling is less than d0, coiled material to be unreeled is unqualified coiled material, now when first puts
When spool 41 moves to the length of side for b, in step 3) in coiled material to be unreeled still get along well and (had gone up to penetrating switch to penetrating switch 52
H1) contact, then PLC starts to control the second optoelectronic switch 91 to work, when the 3rd projection 921 and the second optoelectronic switch 91 align, the
Two optoelectronic switches 91 send signal, stop change of lap axle 2 and rotate, and change unqualified coiled material.
Whether present invention coiled material in change of lap is qualified can to unreel system change of lap from calculating by sense of touch film coating machine completely
Detent mechanism goes detection, without manual detection.
With above-mentioned according to desirable embodiment of the invention as enlightenment, by above-mentioned description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to its technical scope is determined according to right.
Claims (6)
1. a kind of sense of touch film coating machine unreels system change of lap and calculates detent mechanism certainly, it is characterised in that：Including frame (1) and PLC
Control system, is provided with change of lap axle (2) in frame (1), fixed cover is equipped with change of lap frame (3) on change of lap axle (2), change of lap frame (3)
One end is provided with the first unreeling shaft (41), and the other end of change of lap frame (3) is provided with the second unreeling shaft (42), the first unreeling shaft (41)
Axial line with the second unreeling shaft (42) is symmetrical in 180 °, and membrane connecting mechanism is additionally provided with the frame (1), and membrane connecting mechanism includes
Cutting knife (51) and to penetrating switch (52), is also equipped with side stand (6) in frame (1), side stand (6) is under change of lap axle (2)
Side, is provided with potentiometer (71) and the first optoelectronic switch (81) on side stand (6), fixed on the output shaft of the potentiometer (71)
Little gear (72) is set with, one end also fixation of change of lap axle (2) is arranged with gear wheel (73), gear wheel (73) and little gear (72)
It is meshed, one end of change of lap axle (2) is also equipped with first annular anchor ear (82), and the outer ring of the first annular anchor ear (82) is set
There are first raised (821) and second raised (822), described first raised (821) and second raised (822) are symmetrical in 180 °, the
One optoelectronic switch (81) and first annular anchor ear (82) are aligned, and described pair is penetrated switch (52), potentiometer (71) and the first photoelectricity
Switch (81) is electrically connected with PLC control system.
2. sense of touch film coating machine as claimed in claim 1 unreels system change of lap and calculates detent mechanism certainly, it is characterised in that：It is described
Circumferential position of the first annular anchor ear (82) on change of lap axle (2) is adjustable to be set.
3. sense of touch film coating machine as claimed in claim 1 unreels system change of lap and calculates detent mechanism certainly, it is characterised in that：It is described
The second optoelectronic switch (91) is also equipped with side stand (6), one end of the change of lap axle (2) is also equipped with the second annular anchor ear
(92), the outer ring of second annular anchor ear (92) is provided with the 3rd raised (921) and the 4th raised (922), and the described 3rd is convex
Play (921) and the 4th raised (922) are symmetrical in 180 °, the second optoelectronic switch (91) and the second annular anchor ear (92) align, the
Three raised (921) and the first projection (821) mutually stagger setting, and second optoelectronic switch (91) and PLC control system are electrically connected
Connect.
4. sense of touch film coating machine as claimed in claim 3 unreels system change of lap and calculates detent mechanism certainly, it is characterised in that：It is described
Circumferential position of second annular anchor ear (92) on change of lap axle (2) is adjustable to be set.
5. a kind of sense of touch film coating machine unreels system change of lap from the change of lap method for calculating detent mechanism, and roll diameter to be unreeled is
D0-dx, d0 ＜ dx, it is characterised in that：With following steps：
1) setting change of lap axle (2) rotate when, the first unreeling shaft (41) axle center pass through arc length L0 to central angle be α, α is solid
Positioning is put, and the length of side at the α angles that the first unreeling shaft (41) axle center first passes through is a, length of side a correspondence dx, after by the length of side at α angles be
B, side length b correspondence d0；
2) the circumferential installation site of first annular anchor ear (82) is adjusted so that first raised (821) are corresponding with the position of length of side a,
And first raised (821) and the first optoelectronic switch (81) alignment, the circumferential installation site of the second annular anchor ear of adjustment (92) so that
3rd raised (921) are corresponding with the position of side length b, and the 3rd raised (921) and the second optoelectronic switch (91) alignment；
3) coiled material for needing to be unreeled is set on the first unreeling shaft (41), is the coiled material that will be discharged on the second unreeling shaft (42), connect
Film mechanism is located at the lower section of the second unreeling shaft (42), and change of lap axle (2) is rotated, when the first unreeling shaft (41) axis rotation to length of side a
Position when, first raised (821) and the first optoelectronic switch (81) are alignd, and the first optoelectronic switch (81) is signaled to penetrating out
Close (52) so as to penetrating switch (52) rising h1, now change of lap axle (2) is rotated further the volume on the first unreeling shaft 41 after arc length L1
Material can be tangent with to penetrating switch (52) end, and now, change of lap axle (2) stops operating, and cutting knife (51) carries out cutting film, and is connect
Film, while PLC control system calculates the diameter d1 of coiled material on the first unreeling shaft (41) according to the rotation process of L1, to penetrating switch
(52) h1 is declined,
4) potentiometer (71) controls when unreeling of the first unreeling shaft (41) according to the rotating speed of diameter d1 and the first unreeling shaft (41)
Between t1, new coiled material to be unreeled will be changed on the second unreeling shaft (42) in the t1 times,
5) after the t1 times, potentiometer (71) transmits signals to change of lap axle (2) so that change of lap axle (2) is rotated, when the second unreeling shaft
(42) axis rotation to length of side a position when, second raised (822) and the first optoelectronic switch (81) align, the first optoelectronic switch
(81) it is signaled to penetrating switch (52) so that rise h1 to penetrating switch (52), now change of lap axle (2) is rotated further arc length L2
After can be tangent with to penetrating switch (52) end, now, change of lap axle (2) stops operating, and cutting knife (51) carries out cutting film, and is connect
Film, while PLC control system calculates the diameter d2 of coiled material on the first unreeling shaft (41) according to the rotation process of L2, to penetrating switch
(52) h1 is declined,
6) potentiometer (71) controls when unreeling of the second unreeling shaft (42) according to the rotating speed of diameter d2 and the second unreeling shaft (42)
Between t2, new coiled material to be unreeled will be again changed on the first unreeling shaft (41) in the t2 times, by parity of reasoning above-mentioned unreels step.
6. sense of touch film coating machine as claimed in claim 5 unreels system change of lap and calculates detent mechanism certainly, it is characterised in that：When treating
When the roll diameter for unreeling is less than d0, coiled material to be unreeled is unqualified coiled material, when the first unreeling shaft (41)/second unreeling shaft
(42) when moving to the length of side for b, in step 3) or step 5) in coiled material to be unreeled still get along well and contacted to penetrating switch (52), then
Second optoelectronic switch (91) is started working, when the 3rd raised projection of (921)/4th (922) and the second optoelectronic switch (91) align,
Second optoelectronic switch (91) sends signal, stops change of lap axle (2) and rotates, and changes unqualified coiled material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710055950.8A CN106743859B (en) | 2017-01-25 | 2017-01-25 | Sense of touch film coating machine unwinding system change of lap calculates the change of lap method of detent mechanism certainly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710055950.8A CN106743859B (en) | 2017-01-25 | 2017-01-25 | Sense of touch film coating machine unwinding system change of lap calculates the change of lap method of detent mechanism certainly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106743859A true CN106743859A (en) | 2017-05-31 |
| CN106743859B CN106743859B (en) | 2018-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710055950.8A Active CN106743859B (en) | 2017-01-25 | 2017-01-25 | Sense of touch film coating machine unwinding system change of lap calculates the change of lap method of detent mechanism certainly |
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| Country | Link |
|---|---|
| CN (1) | CN106743859B (en) |
Citations (14)
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| US5133511A (en) * | 1989-09-23 | 1992-07-28 | Erhardt & Leimer Gmbh | Apparatus for the edge aligned connection of webs |
| JPH0587537A (en) * | 1991-09-30 | 1993-04-06 | Isowa Fuupaa Suifuto:Kk | Device and method for computing diameter of base paper roll of splicer |
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