CN113670053A - Dynamic tracking type air knife system for high-speed glass cleaning machine and drying method - Google Patents
Dynamic tracking type air knife system for high-speed glass cleaning machine and drying method Download PDFInfo
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- CN113670053A CN113670053A CN202111050854.7A CN202111050854A CN113670053A CN 113670053 A CN113670053 A CN 113670053A CN 202111050854 A CN202111050854 A CN 202111050854A CN 113670053 A CN113670053 A CN 113670053A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B15/00—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form
- F26B15/10—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions
- F26B15/12—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions the lines being all horizontal or slightly inclined
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/02—Applications of driving mechanisms, not covered by another subclass
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B3/00—Drying solid materials or objects by processes involving the application of heat
- F26B3/02—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air
- F26B3/04—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour circulating over or surrounding the materials or objects to be dried
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Abstract
The invention discloses a dynamic tracking type air knife system and a blow-drying method for a high-speed glass cleaning machine, and relates to the field of glass manufacturing, wherein the system comprises a dynamic air knife assembly, and the dynamic air knife assembly comprises a dynamic air knife, a driving mechanism and an induction mechanism; the glass substrate is conveyed through a conveying mechanism, and the driving mechanism can drive the dynamic air knife to move along a route parallel to the conveying direction of the glass substrate; the sensing mechanism can sense the position of the glass substrate. The invention has the advantages that: the drying time of the air knife to the tail of the glass substrate is increased, the drying effect of the tail of the glass substrate is greatly improved, and high-speed drying is realized; a plurality of fixed air knives are replaced by a group of dynamic air knives, so that the number of the air knives is reduced.
Description
Technical Field
The invention relates to the field of glass manufacturing, in particular to a dynamic tracking type air knife system for a high-speed glass cleaning machine and a drying method.
Background
In the production line of glass deep-processing, some processes require that the glass cleaning machine possesses high-speed operation function, for example cleaning machine before photovoltaic glass packing, equipment is higher to the effect requirement of drying by blowing of glass. At present domestic high-speed glass cleaning machine evolves on conventional speed glass cleaning machine's basis and comes, all is according to equipment design speed, realizes the high-speed function of drying by blowing through the quantity that increases the air knife and the power of fan, not only can the high-speed cleaning machine equipment length of greatly increased, improve equipment purchase assembly cost of transportation, will also be higher to factory building overall arrangement size, it is lower to the adaptability that receives old factory building size restriction, still can increase fan power and energy consumption simultaneously. For example, the prior rolling photovoltaic high-speed glass cleaning machine on the market is a cleaning machine before packaging, the highest speed can reach 45m/min, and at least ten groups of air knives are generally arranged for drying. High-speed cleaning machine glass is when weathering, and general two sets of wind knives in front adopt the straight-wind sword, can blow the water on the surface about glass fast and catch up with glass's afterbody, then adopt multiunit oblique wind sword to weather the glass afterbody of the most difficult drying, catch up with afterbody water track and carry out the drying in afterbody apex angle department, adopt a set of straight-wind sword to weather safely at last again.
Patent document with publication number CN213841690U discloses a glass cleaning machine air-dries device, including the cleaning machine main part, the upper and lower both sides position department of cleaning machine main part has cup jointed fourteen adjustable air knife devices, and the fourteen adjustable air knife devices of the device arrange into seven groups, realize through the quantity of more air knife that the function weathers, have increased equipment length, have improved equipment cost, have increased the power and the energy consumption of fan.
Disclosure of Invention
The invention aims to provide a dynamic tracking type air knife system and a drying method for a high-speed glass cleaning machine, which can increase the drying time of an air knife on the tail part of glass and reduce the number of the air knives.
The invention solves the technical problems through the following technical means: the dynamic tracking type air knife system for the high-speed glass cleaning machine comprises a dynamic air knife assembly (1), wherein the dynamic air knife assembly (1) comprises a dynamic air knife (11), a driving mechanism (12) and an induction mechanism; the glass substrate (4) is conveyed through a conveying mechanism (5), and the driving mechanism (12) can drive the dynamic air knife (11) to move along a route parallel to the conveying direction of the glass substrate; the sensing mechanism can sense the position of the glass substrate (4). The dynamic air knife can dynamically track the tail of the glass substrate by high-pressure air blown out by the air knife mouth, so that the air knife can continuously dry the tail of the glass which is most difficult to dry, the drying time of the air knife to the tail of the glass substrate is prolonged, the drying effect of the tail of the glass substrate is greatly improved, and high-speed drying is realized; a plurality of fixed air knives are replaced by a group of dynamic air knives, so that the number of the air knives is reduced, the equipment length of the glass cleaning machine is greatly shortened, the adaptability of the equipment to the layout size of a factory building is improved, and the equipment cost and the power and energy consumption of a fan are greatly reduced.
The dynamic air knife drying method of the invention mainly uses the high-pressure air blown by the air knife mouth to dynamically track the tail of the glass so as to achieve the aim that the air knife can continuously dry the tail of the glass which is most difficult to dry,
as an optimized technical scheme, the driving mechanism (12) comprises a servo motor, a gear and a rack, the servo motor is fixedly connected to the dynamic air knife (11), the gear is fixedly connected to an output shaft of the servo motor, the rack is fixedly connected to a frame of the glass cleaning machine, the length direction of the rack is parallel to the transmission direction of the glass substrate, and the gear is meshed with the rack.
As an optimized technical scheme, the dynamic air knife assembly (1) further comprises a guide mechanism (13), the guide mechanism (13) comprises a sliding block and a guide rail, the sliding block is fixedly connected to the dynamic air knife (11), the guide rail is fixedly connected to a frame of the glass cleaning machine, the length direction of the guide rail is parallel to the transmission direction of the glass substrate, and the sliding block is in sliding fit with the guide rail.
As an optimized technical scheme, the air outlet direction of the dynamic air knife (11) faces to the downstream of the glass substrate transmission direction and forms an included angle with the glass substrate (4). The air outlet direction of the dynamic air knife can realize the drying of the tail part of the glass substrate to the maximum extent.
As an optimized technical scheme, the dynamic tracking type air knife system for the high-speed glass cleaning machine further comprises a first fixed air knife (2) and a second fixed air knife (3), wherein the first fixed air knife (2), the dynamic air knife (11) and the second fixed air knife (3) are sequentially arranged along the transmission direction of the glass substrate. The first fixed air knife and the second fixed air knife are fixed, and the first fixed air knife is used for quickly blowing water on the upper surface and the lower surface of the glass substrate to the tail of the glass substrate. The second fixed air knife is used for safely drying the glass substrate.
As an optimized technical scheme, the air outlet direction of the first fixed air knife (2) faces to the upstream of the glass substrate transmission direction and forms an included angle with the glass substrate (4). The air outlet direction of the first fixed air knife can blow water on the upper surface and the lower surface of the glass substrate to the tail of the glass substrate to the maximum extent.
As an optimized technical scheme, the air outlet direction of the second fixed air knife (3) is perpendicular to the glass substrate (4). The air-out direction of the second fixed air knife can effectively blow the glass substrate safely.
As an optimized technical scheme, the dynamic tracking type air knife system for the high-speed glass cleaning machine further comprises a dynamic air knife bin, wherein the dynamic air knife bin is positioned on a moving route of the dynamic air knife (11); the induction mechanism comprises a first photoelectric sensor, a second photoelectric sensor and a third photoelectric sensor, the first photoelectric sensor is installed at the inlet of the dynamic air knife bin, the second photoelectric sensor is installed on the dynamic air knife (11), the third photoelectric sensor is installed at the outlet of the dynamic air knife bin, and the first photoelectric sensor, the second photoelectric sensor and the third photoelectric sensor can all induce the glass substrate (4). When the tail of the glass substrate reaches the inlet of the dynamic air knife bin, the first photoelectric sensor senses the tail of the glass substrate, so that the dynamic air knife can be controlled to start moving; the second photoelectric sensor moves along with the dynamic air knife, and when the second photoelectric sensor senses the tail of the glass substrate, the dynamic air knife can be controlled to track the glass substrate at a speed equal to the transmission speed of the glass substrate; when the tail of the glass substrate reaches the outlet of the dynamic air knife bin, the third photoelectric sensor senses the tail of the glass substrate and can control the dynamic air knife to move reversely to return to the initial position; and dynamic tracking of the tail part of the glass substrate by the dynamic air knife is realized through the photoelectric sensor and speed control.
The dynamic tracking type air knife drying method for the high-speed glass cleaning machine adopts the dynamic tracking type air knife system for the high-speed glass cleaning machine, and comprises the following steps: the glass substrate (4) is continuously transmitted along the transmission mechanism (5), the sensing mechanism senses the position of the glass substrate (4), the dynamic air knife (11) tracks the movement of the glass substrate (4) according to the position sensed by the sensing mechanism, the dynamic air knife (11) continuously blows air to the glass substrate (4) in the tracking process, and the dynamic air knife (11) returns to the initial position after tracking is finished.
As an optimized technical scheme, the dynamic tracking type air knife system for the high-speed glass cleaning machine further comprises a dynamic air knife bin, wherein the dynamic air knife bin is positioned on a moving route of the dynamic air knife (11); the induction mechanism comprises a first photoelectric sensor, a second photoelectric sensor and a third photoelectric sensor, the first photoelectric sensor is installed at the inlet of the dynamic air knife bin, the second photoelectric sensor is installed on the dynamic air knife (11), the third photoelectric sensor is installed at the outlet of the dynamic air knife bin, and the first photoelectric sensor, the second photoelectric sensor and the third photoelectric sensor can all induce the glass substrate (4);
the dynamic tracking type air knife drying method for the high-speed glass cleaning machine specifically comprises the following steps:
step A, continuously conveying the glass substrates (4) along a conveying mechanism (5), wherein each glass substrate (4) enters a dynamic air knife bin from an inlet of the dynamic air knife bin, and when the tail of each glass substrate (4) reaches the inlet of the dynamic air knife bin, a first photoelectric sensor senses the tail of each glass substrate (4);
step B, the initial position of the dynamic air knife (11) is located at the inlet of the dynamic air knife bin, when the first photoelectric sensor senses the tail of the glass substrate (4), the dynamic air knife (11) starts to catch up with the glass substrate (4), and the dynamic air knife (11) firstly uses the acceleration a1Acceleration from speed 0 to greater than V0Velocity V of1The time is T1(ii) a Then with an acceleration a1From speed V1Is decelerated to speed V0The time is T2(ii) a At the moment, the dynamic air knife (11) moves to the tail part of the glass substrate (4), the second photoelectric sensor senses the tail part of the glass substrate (4), and the dynamic air knife (11) keeps a speed V0Tracking the glass substrate (4), wherein the tracking duration is T, and the dynamic air knife (11) continuously blows air to the tail of the glass substrate (4) in the tracking process;
step C, when the tail of the glass substrate (4) reaches the outlet of the dynamic air knife bin, the third photoelectric sensor senses the tail of the glass substrate (4), and the dynamic air knife (11) accelerates at a1From speed V0Decelerating to a speed of 0 for a time T3(ii) a Then the dynamic air knife (11) moves reversely with the acceleration a2Accelerating from 0 to V for T4(ii) a Then with an acceleration a2Decelerating from the speed V to the speed 0 and returning to the initial position for a time T5；
D, calculating the tracking duration T of the dynamic air knife (11) for tracking the glass substrate (4):
the transmission period of each glass substrate (4) is known as T0The glass substrate (4) has a transport speed V0And the acceleration a is known1And acceleration a2；
According to T1+T2The moving distance of the dynamic air knife (11) and the glass substrate (4) is equal in time to obtain an equation
Calculate to obtain V1Substituting the value of (A) into T1、T2Is calculated to obtain T1、T2A value of (d);
according to the fact that the reciprocating distances of the dynamic air knives (11) are the same, an equation is obtained:
and the following steps: t is0＝T1+T2+T3+T4+T5+T；
And after the equations are combined, obtaining the time T for the dynamic air knife (11) to track the tail part of the glass substrate (4), and realizing a speed algorithm for the dynamic air knife (11) to track the movement of the glass substrate (4).
The invention has the advantages that:
1. the dynamic air knife can dynamically track the tail of the glass substrate by high-pressure air blown out by the air knife mouth, so that the air knife can continuously dry the tail of the glass which is most difficult to dry, the drying time of the air knife to the tail of the glass substrate is prolonged, the drying effect of the tail of the glass substrate is greatly improved, and high-speed drying is realized; a plurality of fixed air knives are replaced by a group of dynamic air knives, so that the number of the air knives is reduced, the equipment length of the glass cleaning machine is greatly shortened, the adaptability of the equipment to the layout size of a factory building is improved, and the equipment cost and the power and energy consumption of a fan are greatly reduced.
2. The speed algorithm that the dynamic air knife tracks the movement of the glass substrate can be realized.
Drawings
FIG. 1 is a schematic top view of a dynamic tracking air knife system for a high speed glass washer according to an embodiment of the present invention.
FIG. 2 is a schematic front view of a dynamic tracking air knife system for a high speed glass washer according to an embodiment of the present invention.
FIG. 3 is a flow chart of a dynamic tracking air knife drying method for a high speed glass cleaning machine according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the dynamic tracking air knife system for the high-speed glass cleaning machine includes a dynamic air knife assembly 1, a first fixed air knife 2, and a second fixed air knife 3.
The glass substrate 4 is conveyed through the conveying mechanism 5, the arrow direction is the glass substrate conveying direction, and the two first fixed air knives 2, the dynamic air knife 11 and the second fixed air knife 3 are sequentially arranged along the glass substrate conveying direction.
The dynamic air knife assembly 1 comprises a dynamic air knife 11, a driving mechanism 12, a guiding mechanism 13, a dynamic air knife chamber (not shown) and a sensing mechanism (not shown).
The driving mechanism 12 can drive the dynamic air knife 11 to move along a route parallel to the glass substrate conveying direction; the driving mechanism 12 comprises a servo motor, a gear and a rack, the servo motor is fixedly connected to the dynamic air knife 11, the gear is fixedly connected to an output shaft of the servo motor, the rack is fixedly connected to a frame of the glass cleaning machine, the length direction of the rack is parallel to the transmission direction of the glass substrate, and the gear is meshed with the rack.
The guide mechanism 13 comprises slide blocks and guide rails, the two slide blocks are respectively and fixedly connected with two sides of the dynamic air knife 11, the two guide rails are respectively and fixedly connected with a frame of the glass cleaning machine, the length direction of each guide rail is parallel to the transmission direction of the glass substrate, and each slide block is in sliding fit with one guide rail.
The dynamic air knife bin is positioned on the moving route of the dynamic air knife 11; the induction mechanism comprises a first photoelectric sensor, a second photoelectric sensor and a third photoelectric sensor, the first photoelectric sensor is installed at the inlet of the dynamic air knife bin, the second photoelectric sensor is installed on the dynamic air knife 11, the third photoelectric sensor is installed at the outlet of the dynamic air knife bin, and the first photoelectric sensor, the second photoelectric sensor and the third photoelectric sensor can all induce the position of the glass substrate 4.
As shown in fig. 2, the arrow direction is the glass substrate transmission direction, the air outlet direction of the dynamic air knife 11 faces the downstream of the glass substrate transmission direction and forms an included angle with the glass substrate 4, the air outlet direction of the first fixed air knife 2 faces the upstream of the glass substrate transmission direction and forms an included angle with the glass substrate 4, and the air outlet direction of the second fixed air knife 3 is perpendicular to the glass substrate 4.
As shown in fig. 3, the dynamic tracking type air knife drying method for the high-speed glass cleaning machine, which adopts the dynamic tracking type air knife system for the high-speed glass cleaning machine, comprises the following steps: glass substrate 4 is along 5 continuous transmissions of transmission device, and induction mechanism responds to the position of glass substrate 4, and 4 removals of glass substrate are tracked according to the position tracking of induction mechanism response to dynamic air knife 11, and the tail of tracking in-process dynamic air knife 11 to glass substrate 4 lasts and bloies, and dynamic air knife 11 gets back to initial position after the tracking is finished, specifically includes following steps:
step A, continuously conveying the glass substrates 4 along a conveying mechanism 5, wherein each glass substrate 4 enters a dynamic air knife bin from an inlet of the dynamic air knife bin, and when the tail of each glass substrate 4 reaches the inlet of the dynamic air knife bin, a first photoelectric sensor senses the tail of each glass substrate 4;
step B, the initial position of the dynamic air knife 11 is positioned at the inlet of the dynamic air knife bin, when the first photoelectric sensor senses the tail of the glass substrate 4, the dynamic air knife 11 starts to catch up with the glass substrate 4, and the dynamic air knife 11 firstly accelerates at an acceleration a1Acceleration from speed 0 to greater than V0Velocity V of1The time is T1(ii) a Then with an acceleration a1From speed V1Is decelerated to speed V0The time is T2(ii) a At this time, the dynamic air knife 11 moves to the tail of the glass substrate 4, the second photoelectric sensor senses the tail of the glass substrate 4, and the dynamic air knife 11 keeps the speed V0Tracking the glass substrate 4, wherein the tracking duration is T, and the dynamic air knife 11 continuously blows air to the tail of the glass substrate 4 in the tracking process;
step C, when the tail part of the glass substrate 4 reaches the outlet of the dynamic air knife bin, the third photoelectric sensor senses the tail part of the glass substrate 4, and the dynamic air knife 11 accelerates at a1From speed V0Decelerating to a speed of 0 for a time T3(ii) a Then the dynamic air knife 11 moves reversely, and the acceleration a is firstly used2Accelerating from 0 to V for T4(ii) a Then with an acceleration a2Decelerating from the speed V to the speed 0 and returning to the initial position for a time T5(ii) a In this example a2＝2a1；
Step D, calculating a tracking duration T for the dynamic air knife 11 to track the glass substrate 4:
the transfer period of each glass substrate 4 is known as T0The glass substrate 4 has a transport speed V0And acceleration is knownDegree a1And acceleration a2；
T1+T2The moving distance of the glass substrate 4 is S1The equation is given in parallel:
T1+T2the moving distance of the dynamic air knife 11 in the time is S2The equation is given in parallel:
because of T1+T2The moving distance of the dynamic air knife 11 and the glass substrate 4 is equal, so S1＝S2To obtain the equation
Calculate to obtain V1Substituting the value of (A) into T1、T2Is calculated to obtain T1、T2A value of (d);
according to the same reciprocating distance of the dynamic air knife 11, an equation is obtained:
and the following steps: t is0＝T1+T2+T3+T4+T5+T；
After the equations are combined, the time T for the dynamic air knife 11 to track the tail of the glass substrate 4 is obtained, and the speed algorithm for the dynamic air knife 11 to track the movement of the glass substrate 4 is realized.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a dynamic tracking formula air knife system for high-speed glass cleaning machine which characterized in that: the wind power generation device comprises a dynamic wind knife assembly (1), wherein the dynamic wind knife assembly (1) comprises a dynamic wind knife (11), a driving mechanism (12) and an induction mechanism; the glass substrate (4) is conveyed through a conveying mechanism (5), and the driving mechanism (12) can drive the dynamic air knife (11) to move along a route parallel to the conveying direction of the glass substrate; the sensing mechanism can sense the position of the glass substrate (4).
2. The dynamic tracking air knife system for a high speed glass washer according to claim 1, wherein: the driving mechanism (12) comprises a servo motor, a gear and a rack, the servo motor is fixedly connected to the dynamic air knife (11), the gear is fixedly connected to an output shaft of the servo motor, the rack is fixedly connected to a frame of the glass cleaning machine, the length direction of the rack is parallel to the transmission direction of the glass substrate, and the gear is meshed with the rack.
3. The dynamic tracking air knife system for a high speed glass washer according to claim 2, wherein: developments air knife subassembly (1) still includes guiding mechanism (13), guiding mechanism (13) include slider, guide rail, slider fixed connection be in on developments air knife (11), guide rail fixed connection is on the frame of glass cleaning machine, the length direction of guide rail is on a parallel with glass substrate transmission direction, the slider with guide rail sliding fit.
4. The dynamic tracking air knife system for a high speed glass washer according to claim 1, wherein: the air outlet direction of the dynamic air knife (11) faces to the downstream of the glass substrate transmission direction and forms an included angle with the glass substrate (4).
5. The dynamic tracking air knife system for a high speed glass washer according to claim 1, wherein: the dynamic tracking type air knife system for the high-speed glass cleaning machine further comprises a first fixed air knife (2) and a second fixed air knife (3), wherein the first fixed air knife (2), the dynamic air knife (11) and the second fixed air knife (3) are sequentially arranged along the transmission direction of the glass substrate.
6. The dynamic tracking air knife system for a high speed glass washer according to claim 5, wherein: the air outlet direction of the first fixed air knife (2) faces the upstream of the glass substrate transmission direction and forms an included angle with the glass substrate (4).
7. The dynamic tracking air knife system for a high speed glass washer according to claim 5, wherein: the air outlet direction of the second fixed air knife (3) is vertical to the glass substrate (4).
8. The dynamic tracking air knife system for a high speed glass washer according to claim 1, wherein: the dynamic tracking type air knife system for the high-speed glass cleaning machine further comprises a dynamic air knife bin, and the dynamic air knife bin is located on a moving route of the dynamic air knife (11); the induction mechanism comprises a first photoelectric sensor, a second photoelectric sensor and a third photoelectric sensor, the first photoelectric sensor is installed at the inlet of the dynamic air knife bin, the second photoelectric sensor is installed on the dynamic air knife (11), the third photoelectric sensor is installed at the outlet of the dynamic air knife bin, and the first photoelectric sensor, the second photoelectric sensor and the third photoelectric sensor can all induce the glass substrate (4).
9. A dynamic tracking type air knife drying method for a high-speed glass cleaning machine, which is characterized in that the dynamic tracking type air knife system for the high-speed glass cleaning machine according to any one of claims 1 to 7 is adopted, and comprises the following steps: the glass substrate (4) is continuously transmitted along the transmission mechanism (5), the sensing mechanism senses the position of the glass substrate (4), the dynamic air knife (11) tracks the movement of the glass substrate (4) according to the position sensed by the sensing mechanism, the dynamic air knife (11) continuously blows air to the glass substrate (4) in the tracking process, and the dynamic air knife (11) returns to the initial position after tracking is finished.
10. The dynamic tracking air knife drying method for a high speed glass cleaning machine of claim 9, wherein:
the dynamic tracking type air knife system for the high-speed glass cleaning machine further comprises a dynamic air knife bin, and the dynamic air knife bin is located on a moving route of the dynamic air knife (11); the induction mechanism comprises a first photoelectric sensor, a second photoelectric sensor and a third photoelectric sensor, the first photoelectric sensor is installed at the inlet of the dynamic air knife bin, the second photoelectric sensor is installed on the dynamic air knife (11), the third photoelectric sensor is installed at the outlet of the dynamic air knife bin, and the first photoelectric sensor, the second photoelectric sensor and the third photoelectric sensor can all induce the glass substrate (4);
the dynamic tracking type air knife drying method for the high-speed glass cleaning machine specifically comprises the following steps:
step A, continuously conveying the glass substrates (4) along a conveying mechanism (5), wherein each glass substrate (4) enters a dynamic air knife bin from an inlet of the dynamic air knife bin, and when the tail of each glass substrate (4) reaches the inlet of the dynamic air knife bin, a first photoelectric sensor senses the tail of each glass substrate (4);
step B, the initial position of the dynamic air knife (11) is located at the inlet of the dynamic air knife bin, when the first photoelectric sensor senses the tail of the glass substrate (4), the dynamic air knife (11) starts to catch up with the glass substrate (4), and the dynamic air knife (11) firstly uses the acceleration a1Acceleration from speed 0 to greater than V0Velocity V of1The time is T1(ii) a Then with an acceleration a1From speed V1Is decelerated to speed V0The time is T2(ii) a At the moment, the dynamic air knife (11) moves to the tail part of the glass substrate (4), the second photoelectric sensor senses the tail part of the glass substrate (4), and the dynamic air knife (11) keeps a speed V0Tracking the glass substrate (4), wherein the tracking duration is T, and the dynamic air knife (11) continuously blows air to the tail of the glass substrate (4) in the tracking process;
step C, when the tail of the glass substrate (4) reaches the outlet of the dynamic air knife bin, the third photoelectric sensor senses the tail of the glass substrate (4), and the dynamic air knife (11) accelerates at a1From speed V0Decelerating to a speed of 0 for a time T3(ii) a Then the dynamic air knife (11) moves reversely with the acceleration a2Accelerating from 0 to V for T4(ii) a Then with an acceleration a2Decelerating from the speed V to the speed 0 and returning to the initial position for a time T5；
D, calculating the tracking duration T of the dynamic air knife (11) for tracking the glass substrate (4):
the transmission period of each glass substrate (4) is known as T0The glass substrate (4) has a transport speed V0And the acceleration a is known1And acceleration a2；
According to T1+T2The moving distance of the dynamic air knife (11) and the glass substrate (4) is equal in time to obtain an equation
Calculate to obtain V1Substituting the value of (A) into T1、T2Is calculated to obtain T1、T2A value of (d);
according to the fact that the reciprocating distances of the dynamic air knives (11) are the same, an equation is obtained:
and the following steps: t is0＝T1+T2+T3+T4+T5+T；
And after the equations are combined, obtaining the time T for the dynamic air knife (11) to track the tail part of the glass substrate (4), and realizing a speed algorithm for the dynamic air knife (11) to track the movement of the glass substrate (4).
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| CN202111050854.7A CN113670053B (en) | 2021-09-08 | 2021-09-08 | Dynamic tracking type air knife system for high-speed glass cleaning machine |
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| CN202111050854.7A CN113670053B (en) | 2021-09-08 | 2021-09-08 | Dynamic tracking type air knife system for high-speed glass cleaning machine |
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| CN113670053A true CN113670053A (en) | 2021-11-19 |
| CN113670053B CN113670053B (en) | 2023-05-30 |
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| CN202111050854.7A Active CN113670053B (en) | 2021-09-08 | 2021-09-08 | Dynamic tracking type air knife system for high-speed glass cleaning machine |
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| CN103017500A (en) * | 2012-12-04 | 2013-04-03 | 彩虹（佛山）平板显示有限公司 | Drying process of cleaning machine for cover plate glass |
| CN203116470U (en) * | 2012-12-07 | 2013-08-07 | 柏力开米复合塑料(昆山)有限公司 | Movable type air knife |
| JP2014038915A (en) * | 2012-08-13 | 2014-02-27 | Dainippon Printing Co Ltd | Drying device and drying method for substrate |
| JP2014038914A (en) * | 2012-08-13 | 2014-02-27 | Dainippon Printing Co Ltd | Drying device and drying method for substrate |
| KR101594860B1 (en) * | 2014-08-13 | 2016-02-17 | 박호석 | Transfer device of glass substrate drier for display |
| CN205373272U (en) * | 2016-01-29 | 2016-07-06 | 浙江罗奇泰克电子有限公司 | Automatic stoving mechanism |
| CN206039080U (en) * | 2016-09-12 | 2017-03-22 | 昆山龙腾光电有限公司 | Air drying equipment |
| CN209181458U (en) * | 2018-11-12 | 2019-07-30 | 成都中电熊猫显示科技有限公司 | Drying device and wash equipment |
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| JP2014038915A (en) * | 2012-08-13 | 2014-02-27 | Dainippon Printing Co Ltd | Drying device and drying method for substrate |
| JP2014038914A (en) * | 2012-08-13 | 2014-02-27 | Dainippon Printing Co Ltd | Drying device and drying method for substrate |
| CN103017500A (en) * | 2012-12-04 | 2013-04-03 | 彩虹（佛山）平板显示有限公司 | Drying process of cleaning machine for cover plate glass |
| CN203116470U (en) * | 2012-12-07 | 2013-08-07 | 柏力开米复合塑料(昆山)有限公司 | Movable type air knife |
| KR101594860B1 (en) * | 2014-08-13 | 2016-02-17 | 박호석 | Transfer device of glass substrate drier for display |
| CN205373272U (en) * | 2016-01-29 | 2016-07-06 | 浙江罗奇泰克电子有限公司 | Automatic stoving mechanism |
| CN206039080U (en) * | 2016-09-12 | 2017-03-22 | 昆山龙腾光电有限公司 | Air drying equipment |
| CN209181458U (en) * | 2018-11-12 | 2019-07-30 | 成都中电熊猫显示科技有限公司 | Drying device and wash equipment |
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| CN113670053B (en) | 2023-05-30 |
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