CN104671654B - The manufacturing method of the disconnecting device of glass plate, the cutting-off method of glass plate and glass plate - Google Patents
The manufacturing method of the disconnecting device of glass plate, the cutting-off method of glass plate and glass plate Download PDFInfo
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- CN104671654B CN104671654B CN201410699519.3A CN201410699519A CN104671654B CN 104671654 B CN104671654 B CN 104671654B CN 201410699519 A CN201410699519 A CN 201410699519A CN 104671654 B CN104671654 B CN 104671654B
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- glass plate
- roller
- cut
- cutting
- unit
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
- C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
Abstract
A kind of disconnecting device of glass plate, the cutting-off method of glass plate and the manufacturing method of glass plate prevent the nose lip of the glass plate after just cutting off from colliding with press unit.The disconnecting device of the present invention is mobile by the rising of cut-out roller and jacks up the lower surface of the lower section of the cutting line of ribbon glass plate.When cut-out rises to lifting position with roller, ribbon glass plate is cut off along cutting line.In the cut-out of ribbon glass plate, pressing roller (28) abuts with the upper surface of ribbon glass plate and presses roller (22) of the following table of ribbon glass plate towards roller conveyor (24).Ribbon glass plate is assuredly shut off along cutting line as a result,.Then, pressing roller (28) keeps out of the way movement at the end of the action of the jack-up of cut-out roller from the upper surface of ribbon glass plate.The nose lip of ribbon glass plate is not carried with not colliding with pressing roller (26) by roller (22) as a result,.
Description
Technical field
The present invention relates to the manufacturing methods of the disconnecting device of glass plate, the cutting-off method of glass plate and glass plate.
Background technology
A kind of disconnecting device of glass plate is disclosed in patent document 1,2 etc., will be machined with cutting line (also referred to as in upper surface
For tangent line or scribing line) ribbon glass plate (also referred to as glass tape) carried in the horizontal direction by roller conveyor on one side, one
Edge the cutting line and is cut off.
The disconnecting device of patent document 1 has upper top roller (hereinafter referred to as roller is used in cut-out) as cutting unit, in patent text
The disconnecting device for offering 2 has the pulverization roller (hereinafter also referred to as cut-out roller) of substantially triangular prism shape as cutting unit.Make these
Cut-out is carried out rising mobile or rotation relative to the lower surface of ribbon glass plate with roller, by ribbon glass plate relative to carry towards
Top jacks up.Bending moment is generated in the cutting line as a result, ribbon glass plate is cut off along cutting line.
In addition, the upstream of carry direction of the disconnecting device of patent document 1,2 across cut-out roller and in ribbon glass plate
Side and downstream side configuration pressing roller (press unit).These pressing roller are abutted with the upper surface of ribbon glass plate.As a result, by cutting
The pressing effect of the cutoff action and pressing roller of disconnected roller, can apply the bending force in opposite direction to the both sides of cutting line
Square, therefore ribbon glass plate is assuredly shut off along cutting line.
The disconnecting device and cut-out wire processing device are adjacent to the device for producing glass sheet based on float glass process etc..That is,
Ribbon glass plate after the slow cooling continuously manufactured by the device for producing glass sheet is byed while carrying in this state
The cutter of the cut-out wire processing device processes cutting line.The machine direction of cutting line is the carry direction with ribbon glass plate
Orthogonal direction.After the processing of cutting line, ribbon glass plate is cut off using the disconnecting device.Thereby, it is possible to from band-like
Glass plate obtains the rectangular shape glass plate of predetermined size.
It should be noted that as the glass plate manufactured by the device for producing glass sheet, it is known to for building, automobile
The glass plate of several mm or more of thickness used in equal and FPD (the Flat Panel for requiring high dimensional accuracy and form accuracy
Display：Flat-panel monitor) etc. used in thickness 0.7mm glass plates below.And, it is also known that have with manufactured
The thickness of ribbon glass plate is thinning, and the manufacturing speed of ribbon glass plate is accelerated, and the feelings that the transporting velocity of ribbon glass plate is accelerated
Condition.
【Citation】
【Patent document】
【Patent document 1】Japan's examined patent publication 48-22811 bulletins
【Patent document 2】No. 2596054 bulletin of Japan's patent
【The subject that the invention solves】
However, in the disconnecting device of previous glass plate, there is the nose lip of the ribbon glass plate after just cut-out
Collide this problem with the pressing roller configured in the downstream side of cut-out roller.The problem with ribbon glass plate thickness
Thinning and Frequency increases, and especially significantly occurs in thickness is 0.5mm ribbon glass plates below.That is, this is because
Thickness for 0.5mm ribbon glass plates below are easy flexure and transporting velocity also fast reason.
As long as the problem of collision make the pressing roller in downstream side relative to cut-out is with roller and downstream direction is isolated
It can avoid the distance measurements of the collision.However, ribbon glass plate has the property with thinning and easy flexure, therefore
When making the pressing roller in downstream side relative to cut-out roller over-separation, cut-out uses the majority of the cutoff action of roller as making
The power of ribbon glass plate flexure plays a role.Apply effective bending moment without normal direction cutting line as a result,.
That is, in order to be that 0.5mm ribbon glass plates below are swimmingly cut off along cutting line by thickness, need to make downstream side
Pressing roller relative to cut-out with roller close to configuration, but in this case, the collision can not be avoided in this way by leading to the problem of
The state of affairs.
In addition, thickness is easy because of dead weight flexure for the nose lip of 0.5mm ribbon glass plates below, thus based on
In the carrying of roller conveyor, there is also nose lip and roller collide and to the case where being involved in below roller.
Invention content
Given this situation the present invention makes, even make in the downstream of cutting unit its purpose is to provide a kind of
The press unit of side configuration, close to the disconnecting device of the glass plate of configuration, can also prevent after just cutting off relative to cutting unit
Glass plate nose lip and the press unit disconnecting device of glass plate, the cutting-off method of glass plate and the glass that collide
The manufacturing method of glass plate.
【Solution for solving the problem】
The scheme of the present invention in order to realize the purpose, and provides a kind of disconnecting device of glass plate, which is characterized in that
Have：Roller conveyor carries the glass plate for being machined with cutting line in the horizontal direction from the upstream side toward the downstream side；Cut-out
Unit jacks up the lower surface of the glass plate in being carried by the roller conveyor, upward thus by the glass
Plate is cut off along the cutting line；Press unit is configured in the downstream side of the cutting unit, the upper surface with the glass plate
It abuts and presses the following table of the glass plate towards the roller conveyor；Driving unit keeps the press unit opposite
It carries out keeping out of the way movement in the upper surface of the glass plate；And control unit, the cutting unit jack-up action at the end of with
So that the press unit is kept out of the way mobile mode from the upper surface of the glass plate and control the driving unit, and in the glass
The nose lip of plate has passed through the lower section of the press unit later so that the press unit resets and moves to and the glass
The mode for the original position that the upper surface of plate abuts controls the driving unit.
The scheme of the present invention in order to realize the purpose, and provides a kind of cutting-off method of glass plate, which is characterized in that
Have：Transportation process will be machined with the glass plate of cutting line from the upstream side toward the downstream side along level using roller conveyor
It carries in direction；Cut off operation, will be by the lower surface of the glass plate in roller conveyor carrying using cutting unit
It jacks up, thus cuts off the glass plate along the cutting line upward；Pressing process makes configuration in the cutting unit
The press unit in downstream side abuts with the upper surface of the glass plate and conveys the following table of the glass plate towards the roll-type
Equipment presses；And press unit movement control process makes the press unit at the end of action of the jack-up of the cutting unit
Keep out of the way movement from the upper surface of the glass plate, and passes through the lower section of the press unit in the nose lip of the glass plate
Later, the press unit is made to reset and move to the original position abutted with the upper surface of the glass plate.
A scheme according to the present invention, in transportation process, glass plate is carried by roller conveyor, in cut off operation
In, the lower surface for being machined in the lower section of the cutting line of glass plate is jacked up by cutting unit, and glass plate is cut off along cutting line.
When the cut-out, press unit abuts and the following table of glass plate is defeated towards roll-type in pressing process with the upper surface of glass plate
It send equipment to press, therefore glass plate is assuredly shut off along cutting line.Then, press unit moves control work in press unit
In sequence, by the following such action of control unit control.That is, at the end of the action of the jack-up of cutting unit (including close to an end
After terminating before and just), press unit keeps out of the way shifting by the driving unit controlled by control unit, from the upper surface of glass plate
It is dynamic.Press unit carries out keeping out of the way side of the top but it is also possible to be glass plate that mobile position is preferably glass plate.As a result,
Even make cut-out of the configuration in the press unit in the downstream side of cutting unit relative to cutting unit close to the glass plate of configuration
Device, the case where capable of also preventing nose lip and the press unit of the glass plate after just cutting off from colliding.Also, it presses
Unit is after the nose lip of glass plate has passed through the lower section of press unit, by the driving unit controlled by control unit,
Reset and move to the original position abutted with the upper surface of glass plate.Thereby, it is possible to cut glass plate along next cutting line
It is disconnected.
The scheme of the present invention is preferred, if the nose lip of the glass plate in being carried using the roller conveyor
Contact point when being contacted with the roller of the roller conveyor, vertex away from roller height is K, if the roller
The radius of the roller of formula conveying equipment is R, if the size in the gap between the roller of the roller conveyor is G, is set as meeting K
<The G of R.
A scheme according to the present invention, in the carrying based on roller conveyor, the nose lip of glass plate is because of dead weight
And bend downwards, even if can be prevented if in the case where collision has occurred in the surface of nose lip and roller nose lip to
The case where being involved in below roller.
The scheme of the present invention is preferred, and the thickness of the glass plate is 0.5mm or less.
In addition, the scheme of the present invention is preferred, the thickness of the glass plate is 0.05mm or more.
From the device for producing glass sheet of the preparation method for having used float glass process and glass tube down-drawing etc. continuously moving glass plate and by the glass
In the case of the disconnecting device of glass plate cut-out, with the thickness of glass plate is thinning and glass plate is easy flexure, and transporting velocity
It becomes faster.As a result, in thickness is 0.5mm glass plates below, the disconnecting device of the scheme of the present invention can be effectively applied.
The scheme of the present invention is preferred, and the press unit is abutted with the edge of the upper surface of the glass plate.
A scheme according to the present invention can protect production since press unit is not abutted with the product face of glass plate
Product face is protected from the influence of press unit.
The scheme of the present invention is preferred, and the cutting unit is the lower surface progress lifting moving relative to the glass plate
Lift component.
A scheme according to the present invention, cutting unit are lift components, and the lower surface relative to glass plate is risen, will
Glass plate jacks up and cuts off glass plate along cutting line.In this case, lift component is carried out by servomotor
Driving is risen, thus, it is possible to implement high-precision cut-out.
The scheme of the present invention is preferred, and the cutting unit is rotating roller, and having on the surface of the rotating roller will be described
The protrusion that the lower surface of glass plate jacks up upward.
The lower surface of a scheme according to the present invention, the lower section of the cutting line of glass plate is jacked up by the protrusion of rotating roller, will
Glass plate is cut off along cutting line.In this case, rotating roller is driven by servomotor, thus, it is possible to implement height
The cut-out of precision.
The scheme of the present invention in order to realize the purpose, and provides a kind of manufacturing method of glass plate, which is characterized in that
Has the cutting-off method of the glass plate of the scheme of the present invention.
【Invention effect】
As described above, the disconnecting device of glass plate according to the present invention, the cutting-off method of glass plate and glass plate
Manufacturing method, even if make cutting unit downstream side configure press unit relative to cutting unit close to configuration glass
The disconnecting device of plate, the case where capable of also preventing nose lip and the press unit of the glass plate after just cutting off from colliding.
Description of the drawings
Fig. 1 is the vertical view of the disconnecting device of the glass plate of embodiment.
Fig. 2 is the side view of the disconnecting device of glass plate shown in FIG. 1.
Fig. 3 (A)~(E) is the definition graph of the cut-out roller for sequentially indicating disconnecting device and the lifting action of pressing roller.
Fig. 4 is the major part enlarged side view for illustrating the gap appropriate between roller.
Fig. 5 (A), (B) are the vertical views for indicating pressing roller relative to the abutted position appropriate of ribbon glass plate.
Fig. 6 (A)~(E) is the explanation of the lifting action of the cut-out rotating roller and pressing roller that sequentially indicate disconnecting device
Figure.
【Label declaration】
10 ... disconnecting devices, 12 ... ribbon glass plates, 12A ... nose lips, 13 ... ribbon glass plates, 13A ... ears,
14 ... cutting lines, 15 ... product glass plates, 16 ... cut-out rollers, 17 ... glass plates, 18 ... rollers, 20 ... roller conveyors,
22 ... rollers, 24 ... roller conveyors, 26 ... pressing roller, 28 ... pressing roller, 30 ... rectangular shape glass plates, 32 ... servo-electrics
Machine, 34 ... driving portions, 36 ... control units, 38 ... driving mechanisms, 40 ... driving mechanisms, 42 ... measuring devices, 44 ... cut-outs rotation
Transfer roller, 46 ... first protrusions, 48 ... second protrusions
Specific implementation mode
Hereinafter, according to attached drawing, illustrate the disconnecting device of glass plate of the invention, the cutting-off method of glass plate and glass plate
The preferred embodiment of manufacturing method.
Fig. 1 is the vertical view of the disconnecting device 10 of the glass plate of embodiment, and Fig. 2 is the cut-out of glass plate shown in FIG. 1
The side view of device 10.In these figures, the carry direction of the ribbon glass plate (glass plate) 12 of object is cut off by arrow A tables
Show.
(glass plate of cut-out object)
As the glass plate of cut-out object, it is 0.5mm ribbon glass plates 12 below to illustrate preferred thickness, but band-like
The thickness of glass plate 12 is not limited to this.However, in accelerate the transporting velocity in easy flexure and manufacture, preferred thickness
When for 0.5mm or less, more preferable thickness being that 0.3mm ribbon glass plates 12 below are cut off, the disconnecting device 10 of embodiment is special
Effect is not played.The thin ribbon glass plate 12 of such thickness is normally used as requiring the FPD of high dimensional accuracy and form accuracy
Glass plate.The lower limit of the thickness of glass plate is not particularly limited, but its thickness is preferably 0.05mm or more.
(structure of disconnecting device 10)
As shown in Figure 2, disconnecting device 10 has the cut-out roller (cutting unit of cylindrical shape：Lift component) 16, it is described
Cut-out is cut off the ribbon glass plate 12 that cutting line 14 is machined in upper surface along cutting line 14 with roller 16.Moreover, cutting off
Has the roll-type conveying being made of the roller 18 of multiple cylindrical shapes with the upstream side of the carry direction of the ribbon glass plate 12 of roller 16
Equipment 20.Ribbon glass plate 12 is carried in the horizontal direction and to carry direction shown in arrow A from roller conveyor 20.Into
And the downstream side of the carry direction in cut-out roller 16 has the roll-type conveying being made of the roller 22 of multiple cylindrical shapes and sets
Standby 24.
It should be noted that above-mentioned roller 18,22 is arranged in such a way that upper surface level becomes sustained height, but can also
It is arranged towards downstream side and highly increases.Moreover, although the diameter of cut-out roller 16 is bigger than the diameter of roller 18,22, also may be used
So that the diameter of cut-out roller 16 is smaller than the diameter of roller 18,22.
In addition, in order to be readily switched off ribbon glass plate 12, match in the upstream side of the carry direction of cut-out roller 16
Pressing roller 26 is set, in the downstream side of carry direction configuration pressing roller (press unit) 28.Pressing roller 26,28 is the same shape
Roller, relative to cut-out with roller 16 and be arranged in symmetric position.
Pressing roller 26 is abutted with the upper surface of ribbon glass plate 12, and thus the lower surface of ribbon glass plate 12 is pressed against roller
The roller 18 of formula conveying equipment 20.Moreover, pressing roller 28 is abutted with the upper surface of ribbon glass plate 12 before will cutting off, this is band-like
The lower surface of glass plate 12 is pressed against the roller 22 of roller conveyor 24.It should be noted that pressing roller 28 is also cut off with rigid
The upper surface of rectangular shape glass plate 30 afterwards abuts, and rectangular shape glass plate 30 is pressed against roller conveyor 24 as a result,
Roller 22.
In Fig. 1, in order to explicitly indicate the cut-out allocation position of roller 16, roller conveyor 20,24 is omitted.Moreover,
As shown in Figure 1, pressing roller 26,28 is configured to the direction orthogonal with the carry direction of ribbon glass plate 12, is configured to and band-like glass
The length that the entire width of glass plate 12 and the entire width of rectangular shape glass plate 30 abut.Pressing roller 26,28 and cut-out roller
16 material is not particularly limited, but uses the material that will not damage band-like glass plate 12 and rectangular shape glass plate 30.
The machine direction for the cutting line 14 that the upper surface of ribbon glass plate 12 processes is the direction orthogonal with the carry direction.
In addition, as shown in Figure 2, when cutting off out rectangular shape glass plate 30 from ribbon glass plate 12, roller conveyor
The peripheral speed that the peripheral speed of 24 roller 22 is controlled so as to the roller 18 relative to roller conveyor 20 carries out stipulated time speedup.As a result,
Continue the multiple rectangular shape glass plates 30 cut off out with the state at interval as defined in separating by towards roller conveyor 24
Adopt plate portion carrying (not shown) in downstream side.It prevents as a result, damaged caused by with the contact of adjacent rectangular shape glass plate 30.
<About the cut-out elevating control of roller 16 and pressing roller 28>
Disconnecting device 10 has the servomotor 32 for making 16 lifting moving of cut-out roller and makes pressing roller 28 relative to band
The driving portion (driving unit) 34 that the upper surface of shape glass plate 12 moves forward and backward along the vertical direction.Moreover, disconnecting device 10 has
Control unit (the control unit that servomotor 32, driving portion 34 are controlled：Controller)36.
Driving portion 34 has solenoid valve and speed control, using control unit 36 to the fluid that is carried out by the solenoid valve
The supply and stopping of (air) are controlled, and thus beat ON/OFF to control the lifting for the driving mechanism 40 for making pressing roller 28 lift
It closes.Moreover, control the flow of the fluid based on the speed control by control unit 36, thus driving mechanism 40 is controlled
Lifting speed.It should be noted that as driving portion 34, servomotor can also be used.
Servomotor 32, driving portion 34 are according to the action command exported from control unit 36 (for example, the pulse of assigned frequency
Row) and driven.Servomotor 32 links via driving mechanism 38 well known to ball-screw apparatus etc. and with cut-out roller 16,
It is rotated according to the action command from control unit 36, which is converted into moving along a straight line by driving mechanism 38.It cuts as a result,
It is disconnected to carry out lifting moving with roller 16.The usual position of cut-out roller 16 is as shown in the double dot dash line of Fig. 2, the upper table of cut-out roller 16
Face level set is in the position of the horizontal identical height in upper surface with roller 18.Cut-out is risen to roller 16 from usual position
The lifting position shown in solid of Fig. 2, thus the lower surface of ribbon glass plate 12 jacked up upward.Moreover, cut-out roller 16
According to the action command exported from control unit 36, carry out declining mobile and resetting to usual position immediately from lifting position.
Driving portion 34 similarly links via well known driving mechanism 40 and with pressing roller 28, according to from control unit 36
Action command and driven, as a result, pressing roller 28 carry out lifting moving.The solid line institute of usual position such as Fig. 2 of pressing roller 28
Show, is set in the position abutted with the upper surface of ribbon glass plate 12.The two point that pressing roller 28 rises to Fig. 2 from usual position is drawn
Lifting position shown in line carries out keeping out of the way movement upward thus relative to the upper surface of ribbon glass plate 12.Moreover, pressing
Roller 28 carries out declining mobile and resetting to usual position immediately according to the action command exported from control unit 36, from lifting position.
Action command since the rising for the cut-out roller 16 that control unit 36 is exported to servomotor 32 and pressing roller
The action command that 28 rising starts based on clearly obtain cut-out roller 16 and the position relationship of cutting line 14 method, for example come
From the output of the known measuring device 42 for the carrying amount for measuring ribbon glass plate 12 while being contacted with ribbon glass plate 12
Signal and export.Moreover, pressing roller 28 rising start action command cut-out roller 16 jack-up action at the end of (including
Before closing to an end and just terminate after) output.Ribbon glass plate 12 is by being used as the cutoff action of cut-out roller 16 as a result,
Vertical motion and the pressing of pressing roller 28 are acted on and are assuredly shut off along cutting line 14.
It should be noted that the method for controlling operation that the rising as pressing roller 28 starts, it can also be in cut-out roller 16
Rising when starting, time control is carried out to driving portion 34 in a manner of by delay stipulated time beginning to ramp up.Furthermore, it is also possible to
Replace servomotor 32 and use the driving units such as cylinder, if but using servomotor 32, can be finely controlled
Rising starts to act, thus is adapted for the cut-out of the thin ribbon glass plate 12 of thickness.
(effect of disconnecting device 10)
Fig. 3 (A)~(E) is the explanation of the lifting action for sequentially indicating cut-out roller 16 and the lifting action of pressing roller 28
Figure.It should be noted that arrow B shown in Fig. 3 indicates that the direction of rotation of roller 18, arrow C indicate the direction of rotation of pressing roller 26,
Arrow D indicates that the direction of rotation of cut-out roller 16, arrow E indicate that the direction of rotation of roller 22, arrow F indicate the rotation of pressing roller 28
Direction.Moreover, arrow G indicates that the moving direction of the cut-out lifting of roller 16, arrow H indicate the mobile side of the lifting of pressing roller 28
To.
As shown in Fig. 3 (A), when ribbon glass plate 12 by roller conveyor 20 carry (transportation process) and cutting line 14 connects
When being bordering on the top of cut-out roller 16, (referring to Fig.1, servomotor 32 is driven based on the actuating signal from control unit 36
Fig. 2), the rising movement of cut-out roller 16 starts as arrow G.
Also, as shown in Fig. 3 (B), rise movement shown in the arrow G by cut-out with roller 16, ribbon glass plate 12
The lower surface of the lower section of cutting line 14 is jacked up.
Also, as shown in Fig. 3 (C), when cut-out roller 16 rises to lifting position, ribbon glass plate 12 is along cutting line
14 are cut off (cut off operation).
Shown in Fig. 3 (A)~(C) when the cut-out of ribbon glass plate 12, pressing roller 28 is located at usual position, with band-like glass
The upper surface of glass plate 12 abuts and presses on the lower surface of ribbon glass plate 12 (the pressing work of roller 22 of roller conveyor 24
Sequence).Ribbon glass plate 12 is assuredly shut off as Fig. 3 (C) along cutting line 14 as a result,.
Then, pressing roller 28 is by 36 control action as described below of control unit (press unit movement control process).
At the end of first, the jack-up of the cut-out roller 16 shown in Fig. 3 (C) of pressing roller 28 acts (including close to an end it
It is preceding and just terminate after), by the driving portion 34 controlled by control unit 36, from the upper table of ribbon glass plate 12 as arrow H
Movement is kept out of the way in face, rises to lifting position shown in Fig. 3 (D).
As a result, as Fig. 3 (D), nose lip 12A and the pressing roller 26 of ribbon glass plate 12 are not collided, due to dead weight
And it is fallen towards roller 22.
Therefore, according to the disconnecting device of embodiment 10, even if pressing roller 28 is configured relative to cut-out with roller 16 is close,
Also it can prevent the nose lip 12A of the ribbon glass plate 12 after just cutting off from colliding with pressing roller 28.
Then, pressing roller 28 has been after the nose lip 12A of ribbon glass plate 12 has passed through the lower section of pressing roller 28, by
The driving portion 34 controlled by control unit 36, as Fig. 3 (E), what reset movement was extremely abutted with the upper surface of ribbon glass plate 12
Usual position originally.Thereby, it is possible to the cut-out of ribbon glass plate 12 is carried out along following cutting line 14.
It should be noted that pressing roller 28 keeps out of the way mobile position preferably as Fig. 3 (D) for ribbon glass plate 12
Side of the top but it is also possible to be ribbon glass plate 12.Moreover, cut-out with the top position shown in Fig. 3 (C) of roller 16 to arrow
The directions G decline mobile and reset to usual position shown in Fig. 3 (E).
<The setting of size about gap equal between roller 18 (22)>
Thickness is the nose lip 12A of the ribbon glass plate 12 of 0.5mm or less (more preferably 0.3mm or less) due to dead weight
It is easy flexure, therefore in the carrying based on roller conveyor 20 (24), there are the surfaces of nose lip 12A and roller 18 (22)
The case where colliding and being involved in the lower section of roller 18 (22).
Set the size in the gap between the roller 18 (22) for preventing above-mentioned unfavorable condition.
Fig. 4 is the major part enlarged side view of the size for illustrating the gap appropriate between roller 18 (22).
According to Fig. 4, ribbon glass plate 12 in being carried by roller conveyor 20 (24) (including rectangular shape glass plate
30) the contact point when roller 18 (22) of nose lip 12A (30A) and roller conveyor 20 (24) contact, away from roller 18
(22) height of vertex P is set as K, and the radius of roller 18 (22) is set as R, and the size (shortest distance) in the gap between roller 18 (22) is set
For G when, be preferably set to meet K<The G of R.
By setting G as described above, in the carrying based on roller conveyor 20 (24), even if in ribbon glass plate
The nose lip 12A (30A) of 12 (30) is bent downwards because of dead weight, nose lip 12A (30A) and the surface of roller 18 (22) are sent out
In the case of having given birth to collision, it can also prevent nose lip 12A (30A) to the case where being involved in below roller 18 (22).
It should be noted that meeting K<The G of R is also adapted to the gap between roller 18 and cut-out roller 16 and cuts in figure 3
The disconnected gap between roller 16 and roller 22.Moreover, in figure 3, being turned off with the lower surface of roller 16 and ribbon glass plate 12 always
The mode of contact but it is also possible to be other than in cut-out with the discontiguous mode in lower surface of ribbon glass plate 12, to band-like
The mode that the lower section of glass plate 12 is kept out of the way.In this approach, the G between roller 18 and roller 22 is set as meeting K<The value of R.It needs
It is bright, similarly set G in the mode of aftermentioned Fig. 6.
<Thickness about ribbon glass plate 12>
In addition, as described above, the thickness of the glass plate of the cut-out object of the disconnecting device 10 of embodiment is preferably
0.5mm is hereinafter, more preferably 0.3mm or less.Moreover, the thickness is preferably 0.05mm or more.
Band-like glass plate is continuously carried from the device for producing glass sheet for the preparation method for having used float glass process and glass tube down-drawing etc. and is incited somebody to action
In the case of the disconnecting device of ribbon glass plate cut-out, as the thickness of ribbon glass plate is thinning and ribbon glass plate is easy to scratch
Song, and transporting velocity is also accelerated.As a result, implementation is can be effectively applied in thickness is 0.5mm ribbon glass plates 12 below
The disconnecting device 10 of mode.It should be noted that the disconnecting device 10 of embodiment is 0.3mm ribbon glass below in thickness
It also can be effectively applied in plate 12.
<Other modes about pressing roller>
Fig. 5 (A), (B) are the vertical views for indicating pressing roller relative to the abutted position appropriate of ribbon glass plate.
The ribbon glass plate 12 that ear is cut off in advance is shown in Fig. 5 (A), is shown with ear 13A in Fig. 5 (B)
Ribbon glass plate 13.Moreover, the region of the inside of double dot dash line L is (in the upper surface of glass plate shown in Fig. 5 (A), (B)
As the face in the center in product face) it is product glass plate 15.Moreover, ear 13A is in the manufacture of ribbon glass plate 13 in band
The glass plate that two edges of shape glass plate 13 are formed along carry direction, and be the thickness glass plate thicker than product glass plate 15.
In Fig. 5 (A), pressing roller 28A with it is other than product glass plate 15, the lateral area of product glass plate 15
Glass plate 17 abuts, and in Fig. 5 (B), pressing roller 28B is abutted with ear 13A.
In this way, by making pressing roller 28A, 28B and the outside of product glass plate 15 abut, product glass plate 15 can be protected
The quality region of upper surface be protected from the influence of pressing roller 28A, 28B.Moreover, also the same about pressing roller 26.The product
Matter region is the region that stringent quality is required as the glass plate of FPD.By making pressing roller 28A, 28B and quality region
Outside abut, the surface damage in the quality region because of caused by the abutting of pressing roller 28A, 28B can be prevented.
<Other modes about cutting unit>
The cut-out rotating roller (rotating roller) 44 of other cutting units is shown as in Fig. 6 (A)~(E).Moreover,
The lifting action of cut-out rotating roller 44 and pressing roller 28 is sequentially shown in Fig. 6 (A)~(E).In addition, arrow J indicates cut-out
With the direction of rotation of rotating roller 44, arrow A, B, C, E, F, H institutes in direction and Fig. 3 shown in other arrow A, B, C, E, F, H
The direction shown is identical.
On the surface (circumferential surface) of cut-out rotating roller 44, swimming side in a rotational direction, have will be under ribbon glass plate 12
The first protrusion 46 that surface jacks up upward has match adjacent with the first protrusion 46 in the direction of rotation downstream side of the first protrusion 46
The second protrusion 48 set.
As shown in Fig. 6 (A), ribbon glass plate 12 is carried by roller conveyor 20 and cutting line 14 is rotated close to cut-out
When the top of roller 44, the rotation of cut-out rotating roller 44 starts as arrow J.
Also, as shown in Fig. 6 (B), rotated shown in the arrow J of rotating roller 44 by cut-out, ribbon glass plate 12
The lower surface of the lower section of cutting line 14 is jacked up by the first protrusion 46.
Also, as shown in Fig. 6 (C), in the position of the first protrusion 46 upward, by ribbon glass plate 12 along cutting line
14 cut-outs.
Shown in Fig. 6 (A)~(C) when the cut-out of ribbon glass plate 12, pressing roller 28 is located at usual position, with band-like glass
The upper surface of glass plate 12 abuts and presses on the lower surface of ribbon glass plate 12 roller 22 of roller conveyor 24.Band as a result,
Shape glass plate 12 is assuredly shut off as Fig. 6 (C) along cutting line 14.
At the end of then, the jack-up of first protrusion 46 shown in Fig. 6 (C) of pressing roller 28 acts (including close to an end it
It is preceding or just terminate after), by the driving portion 34 controlled by control unit 36 (referring to Fig.1, Fig. 2), from band-like glass as arrow H
Movement is kept out of the way in the upper surface of glass plate 12, rises to lifting position shown in Fig. 6 (D).
As a result, as Fig. 6 (D), the nose lip 12A of ribbon glass plate 12 will not be collided with pressing roller 26, because of dead weight
And it is fallen towards roller 22.
Therefore, according to the disconnecting device of embodiment 10, even if pressing roller 28 is approached relative to cut-out rotating roller 44
Configuration can also prevent the case where nose lip 12A of the ribbon glass plate 12 after just cutting off is with the collision of pressing roller 28.
Then, pressing roller 28 has been after the nose lip 12A of ribbon glass plate 12 has passed through the lower section of pressing roller 28, by
The driving portion 34 controlled by control unit 36, the original that the reset movement as Fig. 6 (E) is extremely abutted with the upper surface of ribbon glass plate 12
The usual position come.Thereby, it is possible to carry out the cut-out of the next ribbon glass plate 12 along cutting line 14.
On the other hand, according to cut-out rotating roller 44, as Fig. 6 (C), ribbon glass plate 12 is cut along cutting line 14
When disconnected, the nose lip 12A of ribbon glass plate 12 is contacted as Fig. 6 (D) with the second protrusion 48, will not be to cut-out rotating roller
44 roller surface fall by cut-out rotating roller 44.Thereby, it is possible to prevent from dropping to the roller table due to nose lip 12A
The breakage of nose lip 12A caused by face.In this case, cut-out rotating roller 44 is driven by servomotor, thus
It can implement high-precision cut-out.
The cut-out of the present invention is not limited to the mode for having the first protrusion 46 and the second protrusion 48 with rotating roller, for example,
It can also be the mode for only having the first protrusion 46.
It illustrates in detail and with reference to specific embodiment the present invention, but does not depart from the spirit and scope of the invention
And the case where capable of applying various changes, correcting, is self-evident to those skilled in the art.
The application in Japanese patent application 2013-244754 filed in 27 days November in 2013, and by its content based on making
It is incorporated herein for reference.
Claims (9)
1. a kind of disconnecting device of glass plate, which is characterized in that have：
Roller conveyor carries the glass plate for being machined with cutting line in the horizontal direction from the upstream side toward the downstream side；
Cutting unit jacks up the lower surface of the glass plate in being carried by the roller conveyor upward, thus will
The glass plate is cut off along the cutting line；
Press unit configures in the downstream side of the cutting unit, abutted with the upper surface of the glass plate and by the glass
The following table of plate is pressed towards the roller conveyor；
Driving unit makes the press unit carry out keeping out of the way movement relative to the upper surface of the glass plate；And
Control unit, so that the press unit is from the upper table of the glass plate at the end of action of the jack-up of the cutting unit
Face keeps out of the way mobile mode and controls the driving unit, and has passed through the press unit in the nose lip of the glass plate
After lower section in a manner of the original position for making the press unit reset and move to abut with the upper surface of the glass plate
Control the driving unit.
2. the disconnecting device of glass plate according to claim 1, wherein
If the roller of the nose lip and the roller conveyor of the glass plate in being carried using the roller conveyor
Height that contact point when contact has occurred, vertex away from the roller is K,
If the radius of the roller of the roller conveyor is R,
If the size in the gap between the roller of the roller conveyor is G,
It is set as meeting K<The G of R.
3. the disconnecting device of glass plate according to claim 1 or 2, wherein
The thickness of the glass plate is 0.5mm or less.
4. the disconnecting device of glass plate according to claim 1 or 2, wherein
The thickness of the glass plate is 0.05mm or more.
5. the disconnecting device of glass plate according to claim 1 or 2, wherein
The press unit is abutted with the edge of the upper surface of the glass plate.
6. the disconnecting device of glass plate according to claim 1 or 2, wherein
The cutting unit is the lift component that lifting moving is carried out relative to the lower surface of the glass plate.
7. the disconnecting device of glass plate according to claim 1 or 2, wherein
The cutting unit is rotating roller,
Has the protrusion for jacking up the lower surface of the glass plate upward on the surface of the rotating roller.
8. a kind of cutting-off method of glass plate, which is characterized in that have：
Transportation process will be machined with the glass plate of cutting line from the upstream side toward the downstream side along level side using roller conveyor
To carrying；
Cut off operation, using cutting unit by by the roller conveyor carry in the glass plate lower surface upward
It jacks up, thus cuts off the glass plate along the cutting line；
Pressing process, make configuration abutted with the upper surface of the glass plate in the press unit in the downstream side of the cutting unit and
The following table of the glass plate is pressed towards the roller conveyor；And
Press unit movement control process makes the press unit from described at the end of the action of the jack-up of the cutting unit
Movement is kept out of the way in the upper surface of glass plate, and after the lower section that the nose lip of the glass plate has passed through the press unit,
The press unit is set to reset and move to the original position abutted with the upper surface of the glass plate.
9. a kind of manufacturing method of glass plate, which is characterized in that have the cutting-off method of glass plate according to any one of claims 8.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013-244754 | 2013-11-27 | ||
| JP2013244754A JP6213188B2 (en) | 2013-11-27 | 2013-11-27 | Glass plate cutting device, glass plate cutting method, and glass plate manufacturing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104671654A CN104671654A (en) | 2015-06-03 |
| CN104671654B true CN104671654B (en) | 2018-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410699519.3A Active CN104671654B (en) | 2013-11-27 | 2014-11-27 | The manufacturing method of the disconnecting device of glass plate, the cutting-off method of glass plate and glass plate |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6213188B2 (en) |
| KR (1) | KR102237439B1 (en) |
| CN (1) | CN104671654B (en) |
| TW (1) | TWI624438B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104986951B (en) * | 2015-07-13 | 2022-06-07 | 中国建材国际工程集团有限公司 | Full-automatic longitudinal breaking-off equipment with adjustable jacking distance |
| EP3476583B1 (en) * | 2016-06-23 | 2022-05-11 | Ace Machinery Co., Ltd. | Nick breaking device |
| CN106542729A (en) * | 2016-12-26 | 2017-03-29 | 重庆天和玻璃有限公司 | Glass production auxiliary device |
| WO2021131748A1 (en) * | 2019-12-24 | 2021-07-01 | Ａｇｃ株式会社 | Device for cutting glass ribbon, method for cutting glass ribbon, and method for producing glass plate |
| CN113829523B (en) * | 2021-08-31 | 2023-09-05 | 无锡市璞宏工程玻璃有限公司 | Intelligent production process method and production system for building engineering glass |
| CN114105463B (en) * | 2021-12-03 | 2024-03-19 | 河北南玻玻璃有限公司 | Glass cutting device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007076953A (en) * | 2005-09-14 | 2007-03-29 | Nippon Sheet Glass Co Ltd | Method and device for cutting glass plate |
| WO2013108568A1 (en) * | 2012-01-20 | 2013-07-25 | 旭硝子株式会社 | Device for cutting glass substrates |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4822811B1 (en) * | 1966-10-06 | 1973-07-09 | ||
| GB1259958A (en) * | 1968-11-14 | 1972-01-12 | Pilkington Brothers Ltd | Improvements in or relating to the cutting of glass sheets |
| JP2596054Y2 (en) | 1992-06-09 | 1999-06-07 | 株式会社ユニシアジェックス | Air-fuel ratio feedback control device for internal combustion engine |
| JP2005194060A (en) * | 2004-01-08 | 2005-07-21 | Takatori Corp | Substrate transport device |
| JP4464961B2 (en) * | 2004-03-15 | 2010-05-19 | 三星ダイヤモンド工業株式会社 | Substrate cutting system, substrate manufacturing apparatus, substrate scribing method, and substrate cutting method |
-
2013
- 2013-11-27 JP JP2013244754A patent/JP6213188B2/en active Active
-
2014
- 2014-11-25 TW TW103140876A patent/TWI624438B/en active
- 2014-11-27 CN CN201410699519.3A patent/CN104671654B/en active Active
- 2014-11-27 KR KR1020140167207A patent/KR102237439B1/en active IP Right Grant
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007076953A (en) * | 2005-09-14 | 2007-03-29 | Nippon Sheet Glass Co Ltd | Method and device for cutting glass plate |
| WO2013108568A1 (en) * | 2012-01-20 | 2013-07-25 | 旭硝子株式会社 | Device for cutting glass substrates |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI624438B (en) | 2018-05-21 |
| KR102237439B1 (en) | 2021-04-07 |
| TW201524922A (en) | 2015-07-01 |
| KR20150061601A (en) | 2015-06-04 |
| CN104671654A (en) | 2015-06-03 |
| JP6213188B2 (en) | 2017-10-18 |
| JP2015101522A (en) | 2015-06-04 |
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