CN115106249B

CN115106249B - Novel device and process for printing slurry on surface of vacuum glass

Info

Publication number: CN115106249B
Application number: CN202210321488.2A
Authority: CN
Inventors: 宋驁天; 叶岩; 杜争; 郭子昌; 靳琰
Original assignee: Hebi Lida Special Glass Manufacturing Co ltd
Current assignee: Hebi Lida Special Glass Manufacturing Co ltd
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2023-07-25
Anticipated expiration: 2042-03-30
Also published as: CN115106249A

Abstract

The invention discloses a novel device and a process for printing slurry on the surface of vacuum glass, which comprises the following steps: firstly, the width and the length of glass are estimated respectively through an encoder of a clamping mechanism and a roller sensor on a gantry table, then a laser altimeter is started to walk and detect the height to obtain data of corresponding height, a camera is started to take a picture for one time to grasp the edge to determine the accurate position of a starting point, a driving motor is started to control a spraying device to move according to a scanning path, and meanwhile, the camera is started to take a picture and a charging barrel is started to supply air to spray the material, and the material is sprayed onto the glass through a material conveying nozzle to check whether a picture taken by the camera is broken. According to the invention, through the arranged material spraying device, the height of the material conveying nozzle and the glass surface is measured by using the laser altimeter, and the follow-up photographing of the spraying of the glass surface sizing agent is achieved by using the visual recognition system of the camera, so that whether glue breaking and accurate control of the film thickness after spraying are checked, the traditional screen printing process is replaced, and the condition of large-scale manufacture of the screen is eliminated.

Description

Novel device and process for printing slurry on surface of vacuum glass

Technical Field

The invention relates to the technical field of glass printing, in particular to a novel device and a novel process for printing slurry on the surface of vacuum glass.

Background

In the traditional preparation process of the vacuum glass, silver paste needs to be brushed on the surface of the vacuum glass by using screen printing, but screen printing technology needs to manufacture screen plates first, the size requirement on the vacuum glass in the building field is extremely strict, one project usually needs hundreds of size specifications, at this time, if screen printing is used, the problem that the screen plates need to be manufactured on a large scale exists, and the screen plates are likely to be used once, so that waste of time, money and manpower and material resources can be caused. In addition, because the traditional discharging is performed by pumping air into the charging barrel through the compressor, the compressor works with loud noise, workers are in the environment for a long time and are not beneficial to health, and the time and the labor are wasted when the sizing agent is re-injected into the charging barrel.

Disclosure of Invention

The invention aims to provide a novel device and a novel process for printing slurry on the surface of vacuum glass, so as to solve the problems in the background technology.

In order to achieve the above purpose, on the one hand, the invention provides a novel device and a novel process for printing slurry on the surface of vacuum glass, which comprises a gantry table, a pair of X-axis beams arranged on the top surface of the gantry table, a pair of Y-axis beams arranged on the X-axis beams, and a Z-axis driving piece arranged on the Y-axis beams, wherein a material spraying device is suspended below the Z-axis driving piece, the material spraying device comprises a camera, a laser altimeter arranged below the camera, a singlechip for controlling the camera and the laser altimeter, a data terminal and a lead terminal for transmitting signals, and a material conveying cylinder and a material cylinder respectively connected with the data terminal and the lead terminal, and also comprises a protection box for fixing the camera, the laser altimeter and the singlechip and a power module internally installed in the protection box, one side of the material conveying device is provided with a material changing device, the material changing device comprises a material changing wheel which is in suspension, a servo motor which is coaxially connected with the material changing wheel, a plurality of material preparing cylinders which are suspended on the periphery, one side of the bottom of the material preparing cylinder is communicated with a material filling pipe, the top of the material preparing cylinder is internally provided with a positive and a reverse motor, and a negative screw of which are coaxially connected with the positive and negative screw.

As a further improvement of the technical scheme, a material conveying nozzle is communicated with the bottom of the material conveying cylinder, a forward and reverse rotation motor is arranged in the top of the material conveying cylinder, a screw rod extending into the material conveying nozzle is arranged at the output end of the forward and reverse rotation motor, and a material guiding pipe sleeved with the bottom end of the material guiding pipe is inserted into one radial side of the material conveying nozzle.

As a further improvement of the technical scheme, the electric motor which is vertically arranged is arranged on the inner side of the protection box, and the middle part of the material conveying cylinder is sleeved with a fixed sleeve which is connected with the bottom end of an output shaft of the electric motor.

As a further improvement of this technical scheme, the bottom outside of the feed preparation section of thick bamboo has closely cup jointed and has hung the saddle, it has the connecting block to hang the saddle towards one side welding of the wheel that changes the material, a plurality of trepanning have been seted up along the wheel diameter of changing to the top surface of connecting block, the top surface edge welding of wheel that changes the material has a plurality of fixed columns that correspond to cup joint with a plurality of trepanning, hang saddle and connecting block back to the side and be the arc surface and draw-in groove has been seted up on the middle layer, fixed cover is equipped with towards wheel one side that changes the material and is the spacing platform of concave cambered surface, the centre of a circle axle of draw-in groove and spacing platform all coincides with the round mandrel of wheel that changes the material.

As the further improvement of this technical scheme, the bottom opening of the feed cylinder of preparing is just provided with and seals the material group, seal the material group including the joint leak the tablet in the feed cylinder inner chamber of preparing and with the feed cylinder bottom port threaded connection's of preparing sealing the material lid, leak the top surface of tablet be annular equidistant a plurality of leak the material hole of having seted up, the inside of sealing the material lid is hollow structure and its bottom surface center has seted up the step hole, the top opening of sealing the material lid just has inlayed and has been equipped with the sealing platform, seal the top surface of material platform and seted up a plurality of blanking holes that correspond with a plurality of leak the material hole.

As a further improvement of the technical scheme, a conveying pipe inserted with a material guiding pipe is arranged under the material sealing group, a material sleeve movably connected with a material sealing cover is sleeved at the top of the conveying pipe, a spring is sleeved at the outer side of the conveying pipe, and a hopper sleeved with the material sleeve is arranged at the outer side of the top end of the conveying pipe.

In another aspect, the present invention also provides a process for printing a vacuum glass surface paste, including the above-mentioned novel device for printing a vacuum glass surface paste, comprising the following steps:

s1, a path generation stage;

s2, a slurry spraying stage;

s3, a slurry material changing stage.

As a further improvement of the present technical solution, in S1, the process of path generation includes the following steps:

s1.1, starting clamping mechanisms below two ends of a Y-axis beam on a gantry table to clamp glass in a neat direction and centered in position, and primarily estimating the width of the glass after the clamping mechanisms with encoders are clamped in place;

s1.2, starting a roller sensor on a gantry table to estimate the length of glass;

s1.3, setting a step length according to a X, Y path of glass, starting a Z-axis driving piece, and simultaneously starting a laser altimeter to walk and detect height so as to obtain corresponding Z data;

s1.4, returning to the starting point of the glass after the Z-axis driving piece is reset, and starting the camera to take a picture for capturing edges once to determine the accurate position of the starting point;

s1.5, calculating theoretical positions of four edges according to the initial position and the length and width of the glass, and performing edge sweeping operation, wherein the sequence is shown in FIG. 14: a first edge: (8) - (1) - (2), second side: (2) - (3) - (4), and so on, and then sweeping the edges to obtain X, Y direction data of the path;

s1.6, carrying out data fusion on known X, Y data and Z data to generate a 3D path, constructing a curve for 2 times or 3 times on the Z-axis data by adopting multipoint curve fitting, and ensuring the Z-axis direction precision.

As a further improvement of the technical scheme, in S2, the process of spraying the slurry includes the following steps:

s2.1, starting driving motors of the X-axis cross beam and the Y-axis cross beam to control the material spraying device to move along the path of the step S1.5, and simultaneously starting a camera to shoot and a charging barrel to supply air and spray material, and spraying the air onto glass through a material conveying nozzle;

s2.2, after dispensing is completed, checking whether the photo shot by the camera has glue breaking or not.

As a further improvement of the technical scheme, in S3, the process of slurry material replacement includes the following steps:

s3.1, taking down the material cylinder slurry after the material cylinder slurry is used up, and replacing the material guide pipe;

s3.2, starting a servo motor to drive the feed wheel to rotate by a fixed angle, so that one of the feed preparation cylinders rotates to the position right above the feed sleeve to be in butt joint;

s3.3, restarting the driving motors of the X-axis beam and the Y-axis beam to control the material spraying device to move along the path of the step S1.5, and simultaneously starting the forward and reverse motor to drive the material pressing sheet to press the slurry in the material preparing cylinder, so that the slurry is sprayed onto glass from the material conveying nozzle through the material conveying pipe;

s3.4, after the stock preparing cylinder slurry is used up, the stock preparing cylinder is replaced according to the step S3.2, and then the spraying can be continued.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the novel device and process for printing the slurry on the surface of the vacuum glass, through the arranged material spraying device, the height of the material conveying nozzle and the glass surface is measured by using the laser altimeter so as to grasp glue dispensing and forming, and the follow-up photographing of the spraying of the slurry on the surface of the glass is achieved by using the visual recognition system of the camera so as to check whether glue breaking and the accurate control of the film thickness after spraying, so that the device replaces the traditional screen printing process, eliminates the condition of large-scale manufacturing of the screen plate, and has practical value.

2. This a novel device and technology for printing of vacuum glass surface thick liquids, through the feed device who sets up, utilize the feed wheel to carry a plurality of feed cylinders of preparing, and change the feed cylinder of preparing through servo motor drive feed wheel rotation, and set up telescopic material cover on the passage, so as to roll down before the feed cylinder of preparing to dodge, the rebound of pine hand is come the butt joint feed cylinder bottom port of preparing again, it has replaced traditional ventilation and discharge, noiselessness, its simple operation, simple structure is reasonable, have popularization and use value.

3. In the novel device and process for printing the slurry on the surface of the vacuum glass, the positive and negative rotating motor arranged in the material preparation cylinder drives the screw rod to drive the material pressing sheet to press down for conveying the material, so that the device is noiseless, the space occupied by the compressor is eliminated, and the practical value is realized.

4. In this a novel device and technology for printing of vacuum glass surface thick liquids, through the sealing material group that sets up, utilize leaking the tablet and sealing material lid rotary fit and open and seal the feed cylinder of prepareeing, be convenient for the emission and the shutoff of quick control thick liquids, its design benefit, easy operation.

5. In this a novel device and technology for printing of vacuum glass surface thick liquids, through the fixed orifice strip that sets up and to hole strip and leak out material hole and blanking hole one-to-one for the staff only need observe fixed orifice strip and to whether align to hole strip, just can judge whether leak out material hole and blanking hole align, so that release smoothly and shutoff prepare the thick liquids in the feed cylinder, it has practical value.

Drawings

FIG. 1 is an overall side view of example 1;

fig. 2 is an overall front view of embodiment 1;

FIG. 3 is a front view of the spraying device of example 1;

FIG. 4 is a side view of the spray device of example 1;

fig. 5 is a schematic diagram showing the assembly structure of the material-spraying device and the material-changing device of the embodiment 1;

FIG. 6 is a schematic view showing the assembly structure of the feed cylinder of example 1;

fig. 7 is a schematic view showing the assembly structure of the refueling device according to embodiment 1;

FIG. 8 is a partial cross-sectional view of the feed conveyor pipe and jacket of example 1;

FIG. 9 is a schematic diagram showing the assembly structure of the feed cylinder and the preparation cylinder in example 1;

fig. 10 is a schematic view of the mounting structure of the feed wheel of embodiment 1;

FIG. 11 is a split view of the preparation cartridge of example 1;

FIG. 12 is a split view of the cartridge and seal assembly of example 1;

FIG. 13 is a split view of the seal assembly of example 1;

fig. 14 is a schematic view of the camera path tour edge of embodiment 1.

The meaning of each reference sign in the figure is:

100. a gantry table; 110. an X-axis beam; 120. a Y-axis beam; 130. a Z-axis driving member;

200. a spraying device; 210. a camera; 220. a laser altimeter; 230. a charging barrel;

240. a feed delivery cylinder; 241. a material conveying nozzle; 242. a material guiding pipe; 2421. a material conveying pipe; 2422. a hopper; 2423. a material sleeve; 2424. a spring; 243. a fixed sleeve; 2431. a limiting table; 2432. a fixing seat; 244. an electric motor;

250. a protective case; 251. a power module; 252. a data terminal; 253. a lead terminal;

300. a material changing device; 310. a material changing wheel; 311. fixing the column; 320. a servo motor; 321. a suspension housing; 330. preparing a charging barrel; 331. a fixed hole strip; 332. a guide surface; 340. a suspension stand; 341. a clamping groove; 350. a connecting block; 351. trepanning;

360. sealing material group; 361. a material leakage sheet; 3611. a material leakage hole; 362. a material sealing cover; 3621. a step hole; 3622. a material sealing table; 3623. a blanking hole; 3624. aligning the hole strips;

370. a material injection pipe; 380. butterfly valve; 390. a forward and reverse rotation motor; 391. a screw; 392. pressing a material sheet; 3921. and (5) cutting a plane.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be understood that the terms "central axis," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate an orientation or positional relationship based on that shown in the drawings, merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, in the description of the invention, the meaning of "a number" is two or more, unless explicitly defined otherwise.

Example 1

Referring to fig. 1-14, the present invention provides a novel apparatus and process for printing slurry on a vacuum glass surface, which includes a gantry 100, a pair of X-axis beams 110 mounted on the top surface of the gantry 100, a pair of Y-axis beams 120 mounted on the X-axis beams 110, and a Z-axis driving member 130 mounted on the Y-axis beams 120, wherein driving motors are mounted on the X-axis beams 110 and the Y-axis beams 120, and respectively drive the Y-axis beams 120 to move on the X-axis beams 110 and the Z-axis driving member 130 to move on the Y-axis beams 120, and servo-electric cylinders are mounted inside the Z-axis driving member 130 for driving the components mounted below to lift so as to control the heights of the components and glass on the gantry 100. A clamping mechanism with encoders is installed below both ends of the Y-axis beam 120 and on the gantry 100, a plurality of rows of roller sensors are installed on the gantry 100 and between the pair of X-axis beams 110, and the length of the glass is estimated according to the number of turns of the rollers when the glass moves onto the gantry 100. The lower part of the Z-axis driving piece 130 is suspended with a spraying device 200, the spraying device 200 comprises a camera 210, a laser altimeter 220 arranged below the camera 210, a single chip microcomputer for controlling the camera 210 and the laser altimeter 220, a data terminal 252 and a lead end 253 for transmitting signals, and a material conveying barrel 240 and a material conveying barrel 230 which are respectively connected with the data terminal 252 and the lead end 253, the camera 210, the laser altimeter 220, the data terminal 252 and the lead end 253 are all connected with an input port of the single chip microcomputer, and the other ends of the data terminal 252 and the lead end 253 are used for being in butt joint with external electrical appliances so as to be controlled by the single chip microcomputer to start working.

The embodiment further comprises a protection box 250 for fixing the camera 210, the laser altimeter 220 and the singlechip, and a power module 251 internally installed in the protection box 250, wherein the protection box 250 is fixedly connected with a piston rod of a servo electric cylinder in the Z-axis driving piece 130 through bolts, and the power module 251 provides electric energy for the singlechip. One side of the cartridge 230 is provided with a reloading device 300 for replacing manual quick reloading, avoiding delaying the interruption of the glass spraying too much. The reloading device 300 comprises a reloading wheel 310 which is arranged in a suspending manner, a servo motor 320 which is coaxially connected with the reloading wheel 310, and a plurality of reloading barrels 330 which are suspended at the periphery of the reloading wheel 310, wherein a suspending cover 321 is tightly sleeved at the top of the servo motor 320, and the suspending cover 321 is fixedly connected with the protection box 250 through a straight rod bolt, so that the reloading wheel 310 stably rotates in a suspending manner. The stock cylinder 330 is reserved with stock and then placed on the changing wheel 310 to be changed at any time. The material preparation tube 330 is provided with a material injection tube 370 in a communicating manner at one side of the bottom, and is used for injecting materials into the material preparation tube 330 through an external pipeline, wherein a butterfly valve 380 is installed in the material injection tube 370, and the rotation of the butterfly valve 380 is exposed to control the rotation of the butterfly sheet in the material injection tube 370 so that the material injection tube 370 is opened or closed. The forward and reverse rotation motor 390 is installed in the top of the stock cylinder 330, and the working principle of forward and reverse rotation of the motor is that the forward and reverse rotation motor 390 can be powered on and reversed by arranging a forward and reverse rotation switch in the protection box 250 and connecting the forward and reverse rotation control circuit with the forward and reverse rotation switch through a lead end 253 by a lead wire, and then the lead end 253 is in butt joint with the lead end 253 at the top of the stock cylinder 330. The forward and reverse switch has three gears, namely a forward gear and a reverse gear and a middle gear, and the middle gear controls the motor to stop working, so that the forward and reverse switching is facilitated. The output end of the forward and reverse rotation motor 390 is coaxially connected with a screw 391 and a pressing sheet 392, the pressing sheet 392 is in threaded connection with the screw 391, guide surfaces 332 are symmetrically arranged on the inner wall of the material preparation cylinder 330 in the radial direction, tangential planes 3921 are symmetrically arranged on the two radial sides of the pressing sheet 392, the tangential planes 3921 are clamped with the guide surfaces 332 and can slide, and the screw 391 is guaranteed to rotate to drive the pressing sheet 392 to axially move along the axial direction, so that pressing work is performed.

Further, a material delivery nozzle 241 is communicated with the bottom of the material delivery cylinder 240, a forward and reverse rotation motor 390 is installed in the top of the material delivery cylinder 240, a screw rod 391 extending into the material delivery nozzle 241 is installed at the output end of the forward and reverse rotation motor 390, a material guiding pipe 242 sleeved with the bottom end of the material delivery pipe 230 is inserted at one radial side of the material delivery nozzle 241, an air pipe is connected with the top end of the material delivery pipe 230, the air pipe is connected with a compressor, the compressor is started to pump air into the material delivery pipe 230, and slurry in the discharge pressure flows into a gap between the material delivery nozzle 241 and the screw rod 391 through the material guiding pipe 242, and the slurry is slowly pushed out of the material delivery nozzle 241 through the rotation of the screw rod 391 so as to be dispensed on glass.

Further, an electric motor 244 arranged vertically is installed inside the protection box 250, a fixing sleeve 243 connected with the bottom end of the output shaft of the electric motor 244 is sleeved in the middle of the feed delivery cylinder 240, a flat plate is welded on the top of the fixing sleeve 243 horizontally, and the flat plate is fixedly connected with the output shaft end of the electric motor 244 through bolts, so that the feed delivery cylinder 240 is driven to rotate through the electric motor 244 to determine the start point. A fixed seat 2432 is welded below the fixed sleeve 243 and used for clamping and straightening the material conveying nozzle 241 so as to keep stable material spraying.

Specifically, the bottom outside of the material preparation barrel 330 is tightly sleeved with the suspension stand 340, one side of the suspension stand 340 facing the material changing wheel 310 is welded with the connecting block 350, the top surface of the connecting block 350 is radially provided with a plurality of sleeve holes 351 along the material changing wheel 310, the edge of the top surface of the material changing wheel 310 is welded with a plurality of fixing columns 311 which are correspondingly sleeved with the plurality of sleeve holes 351, the material preparation barrel 330 is conveniently and rapidly placed on the material changing wheel 310, and the material preparation barrel 330 filled with slurry is conveniently and incidentally arranged when the material preparation barrel 330 is replaced, so that the time is saved. The opposite side surfaces of the suspension support 340 and the connecting block 350 are arc surfaces, clamping grooves 341 are formed in the middle layer, a limiting table 2431 which is a concave arc surface is arranged on one side of the fixed sleeve 243, which faces the material changing wheel 310, the clamping grooves 341 and the circular spindle of the limiting table 2431 are both overlapped with the circle center axis of the material changing wheel 310, the clamping grooves 341 are rotationally clamped with the limiting table 2431, and the fixed sleeve 243 supports the material preparing cylinder 330 to enable the inside forward and reverse rotating motor 390 to stably drive the material pressing sheet 392 to move, so that the stability of material conveying quantity is ensured.

In addition, the bottom end of the material preparation barrel 330 is opened and provided with a material sealing group 360 for sealing the material preparation barrel 330 during material storage, and meanwhile, the material preparation barrel 330 can be controlled to normally discharge. The material sealing group 360 comprises a material leakage plate 361 clamped in the inner cavity of the material preparation barrel 330 and a material sealing cover 362 in threaded connection with the bottom end opening of the material preparation barrel 330, wherein a plurality of material leakage holes 3611 are formed in the top surface of the material leakage plate 361 in an annular equidistant manner and used for material leakage, the inside of the material sealing cover 362 is of a hollow structure, and a step hole 3621 is formed in the center of the bottom surface of the material sealing cover 362 and used for material leakage and limiting structure formation. The top end opening of the material sealing cover 362 is embedded with the material sealing table 3622, the material sealing table 3622 is made of rubber materials, the flexibility and the sealing performance are good, and the material sealing table 3622 is pressed on the bottom surface of the material leakage plate 361 by rotating the material sealing cover 362 so as to seal the material leakage holes 3611. The top surface of the material sealing table 3622 is provided with a plurality of blanking holes 3623 corresponding to the positions of a plurality of material leakage holes 3611, a plurality of fixed hole strips 331 are arranged on the outer side of the bottom end of the material preparation barrel 330 in an equidistant protruding mode, a plurality of pairs of hole strips 3624 are arranged on the outer side of the material sealing cover 362 in an equidistant protruding mode, the number of the fixed hole strips 331 and the number of the pairs of hole strips 3624 are the same as the number of the material leakage holes 3611 and the number of the blanking holes 3623, the material leakage holes 3611 are in one-to-one correspondence with the fixed hole strips 331 when the material leakage plates 361 are installed, and therefore when the material sealing cover 362 is rotated, whether the material leakage holes 3611 and the blanking holes 3623 are aligned can be judged only by observing whether the fixed hole strips 331 and the pairs of hole strips 3624 are aligned or not so as to smoothly release and plug slurry in the material preparation barrel 330.

Specifically, a material conveying pipe 2421 inserted into the material guiding pipe 242 is disposed under the material sealing group 360, a material sleeve 2423 movably connected with the material sealing cover 362 is sleeved on the top of the material conveying pipe 2421, and the material sleeve 2423 is clamped with the step hole 3621, so that the interior of the material sleeve 2423 is communicated with the interior of the material preparing cylinder 330. The outer side of the material conveying pipe 2421 is sleeved with a spring 2424, the outer side of the top end of the material conveying pipe 2421 is provided with a hopper 2422 sleeved with a material sleeve 2423, one of the material conveying pipe 2423 is used for limiting the material sleeve 2423 not to be jacked off by the spring 2424, and the other material conveying pipe 2421 is used for guiding the slurry in the material sleeve 2423 to flow into the material conveying pipe 2421 along the concave inner wall of the material conveying pipe 2422, then smoothly falls into the material conveying pipe 242 and is discharged into the material conveying nozzle 241 to be discharged onto glass.

The embodiment also provides a process of the novel device for printing the slurry on the surface of the vacuum glass, which comprises the following steps:

s1, a path generation stage;

s2, a slurry spraying stage;

s3, a slurry material changing stage.

In S1 of the present embodiment, the process of path generation includes the following steps:

s1.1, starting clamping mechanisms below two ends of a Y-axis beam on a gantry table 100 to clamp glass in a neat direction and centered in position, and primarily estimating the width of the glass after the clamping mechanisms with encoders are clamped in place;

s1.2, starting a roller sensor on the gantry table 100 to estimate the length of glass;

s1.3, setting a step length according to a X, Y path of glass, starting a Z-axis driving piece 130, and simultaneously starting a laser altimeter 220 to perform walking and height detection to obtain corresponding Z data;

s1.4, returning to the glass starting point after the Z-axis driving piece 130 is reset, and starting the camera 210 to take a picture for capturing edges once to determine the accurate position of the starting point;

s1.6, carrying out data fusion on known X, Y data and Z data to generate a 3D path, constructing a curve for 2 times or 3 times on the Z-axis data by adopting multipoint curve fitting, and ensuring the Z-axis direction precision. The 3D path is 4 3D 'quasi' straight lines, the straight lines are formed by multi-point fitting in the X, Y direction, and the starting point and the end point are set according to the fitting results of two adjacent sides.

In S2 of this embodiment, the process of slurry spraying includes the following steps:

s2.1, starting driving motors of the X-axis beam 110 and the Y-axis beam 120 to control the material spraying device 200 to move according to a path of the step S1.5, and simultaneously starting the camera 210 to shoot and the charging barrel 230 to supply air and spray material, and spraying the air onto glass through the material conveying nozzle 241; setting a plurality of technological parameters of slurry spraying before spraying, namely lifting the starting point position Z axis of the second edge by more than mm, lowering the position Z axis to the normal height, and pushing the starting point of the second edge forward by more than mm; respectively spraying the slurry according to the quasi-straight lines of the four spaces;

s2.2, after dispensing is completed, checking whether the picture shot by the camera 210 has broken glue or not.

In S3 of this embodiment, the process of slurry refueling includes the following steps:

s3.1, taking down the material cylinder 230 after the slurry is used up, and replacing the material guide pipe 242;

s3.2, starting a servo motor 320 to drive a material changing wheel 310 to rotate by a fixed angle, so that one of the material preparing cylinders 330 rotates to be right above a material sleeve 2423 for butt joint;

s3.3, restarting the driving motors of the X-axis beam 110 and the Y-axis beam 120 to control the material spraying device 200 to move according to the path of the step S1.5, and simultaneously starting the forward and reverse motor 390 to drive the material pressing sheet 392 to press the slurry in the material preparing cylinder 330, so as to spray the slurry onto glass from the material conveying nozzle 241 through the material guiding pipe 242;

s3.4, after the slurry of the material preparation cylinder 330 is used up, the material preparation cylinder 330 is replaced according to the step S3.2, and then the material spraying can be continued.

The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a novel device for printing of vacuum glass surface thick liquids, includes a pair of X axle crossbeam (110) of installing on longmen platform (100) and longmen platform (100) top surface, Y axle crossbeam (120) of installing on a pair of X axle crossbeam (110) and Z axle driving piece (130) of installing on Y axle crossbeam (120), its characterized in that: the device is characterized in that a material spraying device (200) is suspended below the Z-axis driving piece (130), the material spraying device (200) comprises a camera (210), a laser altimeter (220) arranged below the camera (210), a single chip microcomputer for controlling the camera (210) and the laser altimeter (220), a data terminal (252) and a lead end (253) for transmitting signals, a material conveying cylinder (240) and a material cylinder (230) which are respectively connected with the data terminal (252) and the lead end (253), the device also comprises a power module (251) for fixing the camera (210), the laser altimeter (220), a protection box (250) of the single chip microcomputer and the internal installation of the protection box, one side of the material cylinder (230) is provided with a material changing device (300), the material changing device (300) comprises a material changing wheel (310) which is suspended, a servo motor (320) coaxially connected with the material changing wheel (310), a plurality of material preparing cylinders (330) which are suspended at the periphery of the material changing wheel (310), one side of the bottom of the material preparing cylinder (330) is communicated with a material conveying pipe (370), the top of the material preparing cylinder (330) is internally provided with a positive rotating motor (390) and a negative rotating screw (390), and a positive rotating screw (390) are coaxially connected with the positive rotating screw rod (390);

the bottom of the material conveying barrel (240) is communicated with a material conveying nozzle (241), a forward and reverse rotation motor (390) is arranged in the top of the material conveying barrel (240), a screw rod (391) extending into the material conveying nozzle (241) is arranged at the output end of the forward and reverse rotation motor (390), and a material guiding pipe (242) sleeved with the bottom end of the material conveying barrel (230) is inserted into one radial side of the material conveying nozzle (241);

the automatic feeding device is characterized in that the bottom end of the feed preparation barrel (330) is provided with an opening, a sealing material group (360) is arranged at the bottom end of the feed preparation barrel, the sealing material group (360) comprises a material leakage sheet (361) clamped in the inner cavity of the feed preparation barrel (330) and a sealing material cover (362) in threaded connection with the bottom end opening of the feed preparation barrel (330), a plurality of material leakage holes (3611) are formed in the top surface of the material leakage sheet (361) at equal intervals in an annular shape, the inside of the sealing material cover (362) is of a hollow structure, a stepped hole (3621) is formed in the center of the bottom surface of the sealing material cover, a sealing material table (3622) is arranged at the top end opening of the sealing material cover (362), and a plurality of blanking holes (3623) corresponding to the positions of the material leakage holes (3611) are formed in the top surface of the sealing material table (3622);

a material conveying pipe (2421) spliced with the material conveying pipe (242) is arranged under the material sealing group (360), a material sleeve (2423) movably connected with the material sealing cover (362) is sleeved at the top of the material conveying pipe (2421), a spring (2424) is sleeved at the outer side of the material conveying pipe (2421), and a hopper (2422) sleeved with the material sleeve (2423) is arranged at the outer side of the top end of the material conveying pipe (2421).

2. The novel apparatus for vacuum glass surface paste printing according to claim 1, wherein: an electric motor (244) which is vertically arranged is arranged on the inner side of the protection box (250), and a fixed sleeve (243) which is connected with the bottom end of an output shaft of the electric motor (244) is sleeved at the middle part of the material conveying cylinder (240).

3. The novel apparatus for vacuum glass surface paste printing according to claim 2, wherein: the bottom outside of feed preparation section of thick bamboo (330) has closely cup jointed and has hung saddle (340), one side welding that hangs saddle (340) towards trading material wheel (310) has connecting block (350), a plurality of trepanning (351) have been seted up radially along trading material wheel (310) to the top surface of connecting block (350), top surface edge welding of trading material wheel (310) has a plurality of fixed columns (311) that correspond to cup joint with a plurality of trepanning (351), it is the arcwall face and draw-in groove (341) have been seted up to the saddle (340) and connecting block (350) opposite side face wherein the layer, fixed cover (243) are equipped with spacing platform (2431) that are concave cambered surface towards trading material wheel (310) one side, the centre of a circle axle of draw-in groove (341) and spacing platform (2431) all with the centre of a circle axle coincidence of trading material wheel (310).

4. A process for vacuum glass surface paste printing comprising a novel device for vacuum glass surface paste printing according to any one of claims 1 to 3, characterized in that: the method comprises the following steps:

s1, a path generation stage;

s2, a slurry spraying stage;

s3, a slurry material changing stage.

5. The process for vacuum glass surface paste printing according to claim 4, wherein: in the step S1, the process of path generation includes the following steps:

s1.1, starting clamping mechanisms below two ends of a Y-axis beam on a gantry table (100) to clamp glass in a neat direction and centered in position, and primarily estimating the width of the glass after the clamping mechanisms with encoders are clamped in place;

s1.2, starting a roller sensor on a gantry table (100) to estimate the length of glass;

s1.3, setting a step length according to a X, Y path of glass, starting a Z-axis driving piece (130), and simultaneously starting a laser altimeter (220) to walk and detect height to obtain data of a corresponding Z;

s1.4, returning to the starting point of the glass after the Z-axis driving piece (130) is reset, and starting the camera (210) to take a picture for grabbing edges once to determine the accurate position of the starting point;

s1.5, calculating theoretical positions of four sides according to the initial position and the length and the width of the glass, and sequentially performing anticlockwise side sweeping operation, so as to obtain X, Y direction data of a path by side sweeping;

6. The process for vacuum glass surface paste printing according to claim 5, wherein: in the step S2, the slurry spraying process comprises the following steps:

s2.1, starting driving motors of the X-axis beam (110) and the Y-axis beam (120) to control the material spraying device (200) to move according to a path of the step S1.5, and simultaneously starting a camera (210) to shoot and a charging barrel (230) to supply air and spray materials, and spraying the materials onto glass through a material conveying nozzle (241);

s2.2, after dispensing is completed, checking whether a picture shot by a camera (210) has glue breaking.

7. The process for vacuum glass surface paste printing according to claim 6, wherein: in the step S3, the process of slurry material changing comprises the following steps:

s3.1, taking down the material cylinder (230) after the material cylinder is used up, and replacing the material guide pipe (242);

s3.2, starting a servo motor (320) to drive a refueling wheel (310) to rotate by a fixed angle, so that one of the material preparation barrels (330) is rotated to be right above a material sleeve (2423) to be in butt joint;

s3.3, restarting the driving motors of the X-axis beam (110) and the Y-axis beam (120) to control the material spraying device (200) to move according to the path of the step S1.5, and simultaneously starting the forward and reverse motor (390) to drive the material pressing sheet (392) to press the slurry in the material preparation cylinder (330) down, so as to spray the slurry onto glass from the material conveying nozzle (241) through the material guide pipe (242);

s3.4, after the sizing agent of the material preparation cylinder (330) is used up, the material preparation cylinder (330) is replaced according to the step S3.2, and then the material spraying can be continued.