Fully automatic high-speed glass printing equipment and printing method thereof

Abstract

The present invention relates to a fully automatic high-speed glass printing equipment and a printing method thereof, wherein the fully automatic high-speed glass printing equipment comprises a frame, a feeding mechanism, a glass conveying and lifting mechanism, a printing precision positioning mechanism, a printing mechanism and a discharging mechanism, the frame is a frame formed by welding a plurality of profiles and steel plates, and an electric control box is fixed on the side of the frame; the feeding mechanism is fixed at the feeding station of the frame, the discharging mechanism is fixed at the discharging station of the frame, the glass conveying and lifting mechanism, the printing precision positioning mechanism, and the printing mechanism are fixed at the printing station of the frame, and the printing station frame of the frame is fixed with a plurality of supporting plates through adjustable supporting parts, and gaps are left between the supporting plates, and the glass conveying and lifting mechanism and the printing precision positioning mechanism pass through the gaps to complete the conveying, lifting and precision positioning of glass sheets. The equipment of the present invention combined with the printing method can enable the glass sheets to be printed after the positioning is completed at the feeding station and the printing station of the equipment, thereby improving the accuracy of glass printing.

Description

Technical Field

[0001] The invention relates to the field of printing equipment, and in particular to a fully automatic high-speed glass printing equipment and a printing method thereof. Background Art

[0002] Nowadays, our living standards are getting higher and higher, and intelligent devices have been widely used in our lives. The intelligence of smart home appliances (refrigerators, stoves, range hoods, washing machines) is getting higher and higher, so now, most smart devices are equipped with touch screens and tempered glass panels. In addition, due to the increase in labor costs in the entire market, customers have higher and higher requirements for the automation of equipment. Not only do they need to have multiple functions, high automation, and high production efficiency, but they also require the compatibility of the product and the need to connect the equipment with other equipment to form a fully automatic production line. Summary of the invention

[0003] The purpose of the present invention is to provide a fully automatic high-speed glass printing device that is compatible with different glass printing sizes, has high versatility, can be connected to upper and lower process equipment, and has high printing accuracy. Another purpose of the present invention is to provide a printing method for a fully automatic high-speed glass printing device that controls the glass to perform secondary positioning before accurate printing.

[0004] The technical solution of the present invention is: a fully automatic high-speed glass printing equipment, which is special in that it includes a frame, a feeding mechanism, a glass conveying and lifting mechanism, a printing precision positioning mechanism, a printing mechanism and a discharging mechanism, the frame is a frame formed by welding a plurality of profiles and steel plates, and an electric control box is fixed on the side of the frame;

[0005] The feeding mechanism is fixed to the feeding station of the frame, the discharging mechanism is fixed to the discharging station of the frame, the glass conveying and lifting mechanism, the printing precision positioning mechanism, and the printing mechanism are fixed to the printing station between the feeding station and the discharging station of the frame, and the printing station frame of the frame is fixed with a plurality of supporting plates through adjustable supporting members, and the supporting plates are separated by gaps, and the glass conveying and lifting mechanism and the printing precision positioning mechanism pass through the gaps to complete the conveying, lifting and precision positioning of the glass sheets;

[0006] The glass sheets are printed after they are positioned at the feeding station and printing station of the equipment, thereby improving the accuracy of glass printing.

[0007] Preferably, the feeding mechanism comprises a feeding conveying mechanism, a feeding lifting mechanism and an initial positioning mechanism; the feeding conveying mechanism is fixed to the feeding station frame via a plurality of brackets; the feeding lifting mechanism is fixed to the feeding lifting mechanism bracket in the feeding station; and the initial positioning mechanism is fixed to the feeding station frame via initial positioning brackets on both sides.

[0008] Preferably, the feed conveying mechanism comprises a plurality of first conveying assemblies fixed to the feed station frame by synchronous wheel fixing brackets, and a feed power assembly fixed to the feed station frame by a feed motor bracket and completing synchronous power transmission with the plurality of first conveying assemblies;

[0009] The first conveying assembly includes a first synchronous wheel, a second synchronous wheel, a third synchronous wheel, a tensioning wheel, and a conveying synchronous belt for connecting the first synchronous wheel, the second synchronous wheel, the third synchronous wheel, and the tensioning wheel. The first conveying assembly also includes a conveying support profile for supporting the conveying synchronous belt. One end of the first synchronous wheel, the second synchronous wheel, the tensioning wheel, and the conveying support profile is fixed to the synchronous wheel fixing bracket at the feeding end of the feeding conveying mechanism. The other end of the third synchronous wheel and the conveying support profile is fixed to the synchronous wheel fixing bracket at the discharging end of the feeding conveying mechanism. The conveying support profile is located between the second synchronous wheel and the third synchronous wheel and is wrapped in the synchronous belt.

[0010] The plurality of first synchronous wheels provided in the plurality of groups of first conveying assemblies are respectively key-connected with the first synchronous shaft rods to realize synchronous transmission;

[0011] The feeding power assembly includes a feeding motor fixed on a feeding motor bracket, a first driving wheel key-connected to an output shaft of the feeding motor, and a first driven wheel connected to the first driving wheel through a synchronous belt to complete power transmission, wherein the first driven wheel is key-connected to the synchronous shaft rod to achieve synchronous transmission of the first driven wheel, the first synchronous shaft rod, and the first synchronous wheel;

[0012] The feeding and conveying mechanism also includes a feeding induction sensor. A feeding sensor is installed on the synchronous wheel fixing bracket at the feeding end, and a conveying and discharging sensor is installed on the synchronous wheel fixing bracket at the discharging end, which are used to monitor the feeding and discharging conditions of the glass sheets of the feeding mechanism.

[0013] Preferably, the feed lifting mechanism comprises a feed lifting power assembly fixed to the frame by a feed lifting cylinder bracket, a support assembly fixed to the frame and symmetrically arranged, and a support bar assembly carried by the support assembly and lifted and lowered under the action of the feed lifting power assembly;

[0014] The feed lifting power assembly includes a feed lifting cylinder fixed on the feed station frame, a supporting connecting rod and a first swing arm connected to the end of the piston rod through a pin shaft, and the other end of the supporting connecting rod is connected to the first swing arm through a pin shaft;

[0015] The support assembly includes opposing bearing seats, a second synchronous shaft rod penetrating the center holes of the two bearing seats, and connecting pin plates fixed at both ends of the second synchronous shaft rod. The ends of the second synchronous shaft rod are penetrating the fixing holes of the first swing arm and fixed by means of jack screws. The first swing arm swings left and right under the action of the feed lifting cylinder, thereby driving the second synchronous shaft rod to rotate clockwise or counterclockwise.

[0016] The support assembly is rigidly connected to the support bar assembly through a connecting pin plate, the support assembly carries the support bar assembly, the support bar assembly includes a plurality of connecting members connected to the connecting pin plate through a pin shaft, a support bar bearing frame fixed to the other end of the connecting member through a fixing member, a support bar mounting base plate mounted on the support bar bearing frame, and a plurality of groups of support material profiles mounted on the support bar mounting base plate through supporting angle steels, the support bar bearing frame is a frame formed by a plurality of profiles connected end to end, and a support bar for carrying glass is fixed on the support material profile;

[0017] The support bar mechanism and the first conveying assembly are arranged at intervals. When the glass sheet needs to be lifted, the support bar mechanism is lifted from between the two first conveying assemblies under the action of the feed lifting power assembly to lift the glass sheet of the feed mechanism for initial positioning.

[0018] Preferably, the initial positioning mechanism comprises initial positioning brackets fixed on both sides of the feeding station frame, a Y-direction initial positioning mechanism fixed at the front end of the initial positioning bracket, and an X-direction side positioning mechanism fixed at the rear end of the initial positioning bracket. After the glass sheet is lifted to the initial positioning mechanism, it abuts against the X-direction side positioning mechanism to complete the X-direction initial positioning. The Y-direction initial positioning mechanism completes the Y-direction centering initial positioning of the glass sheet.

[0019] The X-axis side positioning mechanism comprises fixed bearings arranged at the rear sides of the initial positioning brackets on both sides, a connecting shaft connecting the fixed bearings on both sides, an X-axis side positioning power assembly for controlling the rotation of the connecting shaft, and a plurality of material blocking assemblies sleeved on the connecting shaft;

[0020] The X-axis side positioning power assembly includes a cylinder fixed shaft fixed on the initial positioning bracket, a side positioning cylinder pivotally connected to the cylinder fixed shaft, and a cylinder swing arm connected to the piston rod of the cylinder. The other end of the cylinder swing arm is sleeved on the connecting shaft and fixed by a jackscrew. The side positioning cylinder pushes the cylinder swing arm to swing, thereby driving the connecting shaft to rotate.

[0021] The material blocking assembly includes a blocking shaft swing arm mounted on the connecting shaft rod and a blocking rubber head fixed at the lower end of the blocking shaft swing arm, which is used to block the glass sheet from being directly transported to the next workstation to complete the initial positioning of the glass sheet in the X direction;

[0022] The Y-direction initial positioning mechanism comprises a fixed profile connected to the initial positioning brackets on both sides, a Y-direction synchronous wheel fixed to both ends of the fixed profile through a synchronous wheel mounting panel, a Y-direction synchronous belt connecting the Y-direction synchronous wheels on both sides, a Y-direction servo motor fixed to the synchronous wheel mounting panel and the motor output shaft passes through the mounting panel and is key-connected to the Y-direction synchronous wheel, a slide rail fixed to the bottom surface of the fixed profile, and a positioning clamp assembly movably mounted on the slide rail and completing the initial positioning of the glass under the action of the Y-direction synchronous belt;

[0023] The positioning clamp assembly includes synchronous belt pressure blocks respectively fixed on two sections of synchronous belts, a linear slider slidably installed on a slide rail, a connecting block for connecting the synchronous belt pressure block and the linear slider, and a positioning clamp fixed at the bottom end of the connecting block. The Y-axis servo motor works to drive the Y-axis synchronous belt to rotate, thereby driving the positioning clamp assembly to work, and the positioning clamps on both sides move toward each other to complete the initial Y-axis centering positioning of the glass sheet.

[0024] As a preference, the glass lifting and conveying mechanism comprises a glass lifting assembly and a glass conveying assembly, wherein the glass lifting assembly is connected to the glass conveying assembly via a plurality of supporting guide columns, and the glass conveying assembly rises or falls as a whole under the action of the glass lifting assembly;

[0025] The glass lifting assembly comprises a lifting cylinder, a second swing arm connected to one end of the piston rod of the lifting cylinder, a first rotating shaft passing through the other end of the second swing arm and rotating with the swing of the second swing arm, a third swing arm fixed on the first rotating shaft and swinging synchronously with the second swing arm, a fourth swing arm connected to the third swing arm through a pull rod, a second rotating shaft passing through the other end of the fourth swing arm and rotating with the swing of the fourth swing arm, and a bearing seat for fixing the first rotating shaft and the second rotating shaft on the frame respectively, a plurality of synchronously swinging lifting swing arms are also mounted on the first rotating shaft and the second rotating shaft, the other end of the lifting swing arm is pivotally connected to a supporting guide column, and the supporting guide column passes through a linear slider fixed on the printing station frame and is connected to the glass conveying assembly;

[0026] The glass conveying assembly includes a bearing frame connected to a supporting guide column, a conveying mechanism fixed on the bearing frame, the conveying mechanism includes a power assembly and several groups of second conveying assemblies fixed on the bearing frame through a fixed frame, the second conveying assembly includes an active end and a driven end connected by a synchronous belt and symmetrically arranged, a fourth synchronous wheel, a fifth synchronous wheel and a tensioning wheel are fixed on the active end fixed frame, and several fourth synchronous wheels provided on the several groups of second conveying assemblies are respectively connected with the third synchronous shaft key to realize synchronous transmission of the active end, the second conveying assembly also includes a conveying support profile, one end of the conveying support profile is fixed to the active end fixed frame, and the other end is fixed to the driven end support frame, the power assembly is keyed to the third synchronous shaft key to transmit power to the second conveying assembly, and drive the synchronous belt to rotate.

[0027] Preferably, the active end and the driven end of the second conveying assembly on both sides are separated to form a symmetrical third conveying assembly and a fourth conveying assembly, and a channel is formed between the third conveying assembly and the fourth conveying assembly to avoid Y-axis positioning of the printing precision positioning mechanism.

[0028] Preferably, the printing precision positioning mechanism comprises an X-axis precision positioning mechanism and a Y-axis precision positioning mechanism which are respectively fixed on the printing station frame and arranged crosswise with each other; after the glass sheet is transported to the printing station by the action of the glass conveying and lifting mechanism, the glass conveying and lifting mechanism descends, and the glass sheet is placed on the supporting table under the joint action of the X-axis precision positioning mechanism and the Y-axis precision positioning mechanism to complete the precision positioning of the glass sheet.

[0029] Preferably, the X-axis precision positioning mechanism comprises a first mounting base plate fixed on the frame, a second slide rail fixed on the first mounting base plate and symmetrically arranged, a pair of X-axis precision positioning components movably mounted on the second slide rail via a second linear slider, and an X-axis driving device fixed on the first mounting base plate and controlling the movement of the X-axis positioning components, wherein the two X-axis precision positioning components complete movement toward or away from each other under the action of the X-axis driving device;

[0030] The X-axis driving device comprises a second servo motor fixed to the first mounting base plate via a motor bracket, a ball screw assembly connected to the output shaft of the second servo motor and fixed to the first mounting base plate via a screw support seat, the ball screw assembly comprises a positive thread screw and a negative thread screw connected via a coupling, and the two X-axis precision positioning assemblies are respectively sleeved on the positive thread screw and the negative thread screw;

[0031] The X-axis precision positioning assembly includes a positioning head mounting seat fixed on the second linear slider, a screw nut seat fixed to the bottom surface of the positioning head mounting seat and sleeved on the ball screw assembly, a positioning head lifting cylinder fixed on the positioning head mounting seat, and a positioning head connected to the end of the positioning head lifting cylinder piston rod;

[0032] The Y-direction precision positioning mechanism comprises a mounting bracket fixed on the frame, a second mounting base plate fixed on the mounting bracket, a third slide rail fixed on the second mounting base plate, a Y-direction driving device fixed on the second mounting base plate, and a pair of Y-direction precision positioning blocks movably mounted on the third slide rail via a third linear slider and moved under the action of the Y-direction driving device, wherein the two Y-direction precision positioning blocks complete movement toward or away from each other under the action of the Y-direction driving device;

[0033] The Y-axis driving device comprises a third servo motor fixed on the second mounting base plate, a sixth synchronous wheel keyed to the output shaft of the third servo motor, and a seventh synchronous wheel connected to the sixth synchronous wheel via a synchronous belt;

[0034] The two Y-direction precision positioning blocks are respectively connected to the two sides of the synchronous belt, and complete the movement towards or away from each other under the action of the Y-direction driving device.

[0035] Another technical solution of the present invention is: a printing method of a fully automatic high-speed glass printing device, which is special in that it specifically includes the following steps:

[0036] ⑴ The equipment is started, and the glass sheet enters the feeding mechanism of the fully automatic high-speed glass printing equipment from the previous process equipment;

[0037] (2) After the feeding sensor senses that the glass sheet has completely entered the first feeding assembly of the feeding conveying mechanism, the feeding lifting mechanism works to lift the glass sheet for initial positioning;

[0038] ⑶ The edge positioning cylinder works, the piston rod extends, drives the cylinder swing arm to swing, thereby driving the connecting shaft rod to rotate, and the material blocking rubber head approaches the glass sheet to position the glass sheet in the X direction;

[0039] (4) The Y-axis servo motor works, the Y-axis synchronous belt rotates, and the positioning clamps on both sides move toward each other to complete the initial centering positioning of the glass sheet in the Y-axis;

[0040] ⑸ The side positioning cylinder works, the piston rod is retracted, the cylinder swing arm is driven to swing, thereby driving the connecting shaft to rotate, the material blocking rubber head rises, the Y-axis servo motor reverses, controls the positioning clamps on both sides to move in opposite directions, releases the glass sheet, the feed lifting mechanism descends, the glass sheet returns to the feed conveying mechanism, and the first conveying assembly drives the glass sheet to move to the next station;

[0041] (6) The conveying and discharging sensor senses that the glass sheet has completely left the feeding and conveying mechanism, and the lifting cylinder works, and the glass lifting and conveying mechanism is lowered as a whole, placing the glass sheet on the supporting platen of the printing station;

[0042] ⑺ The positioning head lifting cylinder works, and the positioning head is lifted up under the action of the positioning head lifting cylinder to expose the supporting platen. The second servo motor works to control the two X-axis precision positioning components to move toward each other. The positioning head fixed on the X-axis precision positioning component drives the glass sheet to move on the supporting platen to complete the X-axis precision positioning of the glass sheet;

[0043] ⑻The third servo motor works to control the two Y-axis precision positioning block assemblies to move toward each other. Driven by the Y-axis precision positioning blocks on both sides, the glass sheet completes the Y-axis precision positioning of the glass sheet;

[0044] ⑼The printing head of the printing mechanism descends to print on the glass sheet;

[0045] ⑽After printing is completed, the printing head of the printing mechanism rises, the X-axis precision positioning assembly and the Y-axis precision positioning assembly respectively move in the opposite direction to reset, and the glass lifting and conveying mechanism works to lift the glass sheet and convey it to the next station;

[0046] ⑾ When the feed sensor of the discharging mechanism senses that the glass sheet has completely entered, the next glass sheet enters the printing station from the feed station, and the glass sheet is output to the next process equipment under the action of the fourth conveying component of the discharging mechanism.

[0047] Compared with the prior art, the present invention has the following beneficial effects:

[0048] (1) The fully automatic high-speed glass printing equipment provided by the present invention utilizes a feeding conveying mechanism and a discharging conveying mechanism to dock with the equipment of the previous process and the equipment of the next process respectively, which is convenient for the composition of a fully automatic production line. At the same time, the equipment is provided with an initial positioning mechanism at the feeding station and a fine positioning mechanism at the printing station. After the glass sheet enters the equipment, it is positioned twice before printing. It can adapt to glass sheets of various sizes and has high versatility. At the same time, after two positionings, the printing accuracy of the glass sheet is improved, thereby improving the production quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0049] Figure 1 This is a schematic diagram of the overall structure of a fully automatic high-speed glass printing equipment;

[0050] Figure 2 It is a schematic diagram of the structure of a fully automatic high-speed glass printing equipment (without a printing mechanism);

[0051] Figure 3 It is a structural diagram of the feeding and conveying mechanism;

[0052] Figure 4 It is a structural diagram of the feed lifting mechanism;

[0053] Figure 5 It is a structural diagram of the initial positioning mechanism;

[0054] Figure 6 It is a structural diagram of the glass lifting and conveying mechanism;

[0055] Figure 7 It is a structural diagram of a printing precision positioning mechanism;

[0056] Figure 8 It is a structural schematic diagram of the support table.

[0057] Main component symbols

[0058] 1 frame 21 feeding conveying mechanism 211 synchronous wheel fixing bracket 2121 first synchronous wheel

[0059] 2122 second synchronous wheel 2123 third synchronous wheel 2125 conveying synchronous belt 2126 conveying supporting profile

[0060] 2131 feeding motor 2132 transmission synchronous belt 2133 first driven wheel 214 first synchronous shaft

[0061] 215 Feeding sensor 216 Feeding sensor 22 Feeding lifting mechanism 2211 Feeding lifting cylinder

[0062] 2212 supporting connecting rod 2213 first swing arm 2221 bearing seat 2222 second synchronous shaft

[0063] 2223 connecting pin plate 2231 connecting piece 2232 support bar bearing frame 2233 support bar mounting base plate

[0064] 2234 support angle steel 2235 support profile 2236 steel support bar 23 initial positioning mechanism

[0065] 231 initial positioning bracket 2321 fixed bearing 2322 connecting shaft 2323 cylinder fixed shaft

[0066] 2324 side positioning cylinder 2325 cylinder swing arm 2326 shaft swing arm 2327 material blocking rubber head

[0067] 2331 Fixed profile 2332 Synchronous wheel installation panel 2333 Y-direction synchronous wheel 2334 Y-direction synchronous belt

[0068] 2335Y-axis servo motor 2336 synchronous belt pressure block 2337 positioning clamp 3 glass lifting and conveying mechanism

[0069] 31 glass lifting mechanism 311 lifting cylinder 312 second swing arm 313 first rotating shaft

[0070] 314 third swing arm 315 pull rod 316 fourth swing arm 317 second rotation axis

[0071] 318 bearing seat 319 lifting swing arm 32 glass conveying assembly 321 bearing frame

[0072] 322 first servo motor 323 third synchronous shaft 3241 first synchronous belt 3242 fourth synchronous wheel

[0073] 3243 fifth synchronous wheel 3244 conveying support profile 325 third conveying assembly 326 fourth conveying assembly

[0074] 33 support guide column 34 linear slider 4 printing precision positioning mechanism 411 first installation base plate

[0075] 412 second slide rail 4131 second linear slide block 4132 positioning head mounting seat 4133 positioning head lifting cylinder

[0076] 4134 positioning head 4141 second servo motor 4142 screw support seat 4143 ball screw assembly

[0077] 421 mounting bracket 422 second mounting base plate 423 third slide rail 4241 third servo motor

[0078] 4242 sixth synchronous wheel 4243 second synchronous belt 4244 seventh synchronous wheel 425 third linear slider

[0079] 426Y-axis precision positioning block 5 printing mechanism 6 discharge mechanism 7 electric control box

[0080] 8 Supporting plate 81 Adjustable supporting member DETAILED DESCRIPTION

[0081] The present invention will be further described below in conjunction with the accompanying drawings:

[0082] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making a clearer and more explicit definition of the protection scope of the present invention. The directional terms mentioned in the present invention, such as "up", "down", "front", "back", "left", "right", "top", "bottom", etc., are only referenced to the directions of the attached drawings. Therefore, the directional terms used are used to illustrate and understand the present invention, rather than to limit the present invention.

[0083] See also Figure 1 , Figure 2 , Figure 8 As shown, a fully automatic high-speed glass printing equipment includes a frame 1, a feeding mechanism, a glass conveying and lifting mechanism 3, a printing precision positioning mechanism 4, a printing mechanism 5 and a discharging mechanism 6. The frame 1 is a frame formed by welding a plurality of profiles and steel plates. An electric control box 7 is fixedly arranged on the side of the frame 1, and a frame pad is also arranged at the bottom of the frame 1.

[0084] The feeding mechanism is fixed at the feeding station of the frame 1, the discharging mechanism 6 is fixed at the discharging station of the frame 1, the glass conveying and lifting mechanism 3, the printing precision positioning mechanism 4, and the printing mechanism 5 are fixed at the printing station between the feeding station and the discharging station of the frame 1, and the printing station frame of the frame 1 is fixed with a plurality of supporting plates 8 through an adjustable support member 81, and the supporting plates 8 have gaps between each other, and the glass conveying and lifting mechanism 3 and the printing precision positioning mechanism 4 pass through the gaps to complete the conveying, lifting and precision positioning of the glass sheets;

[0085] The glass sheets are printed after they are positioned at the feeding station and printing station of the equipment, thereby improving the accuracy of glass printing.

[0086] The feeding mechanism includes a feeding conveying mechanism 21, a feeding lifting mechanism 22, and an initial positioning mechanism 23;

[0087] See also Figure 3 As shown, the feed conveying mechanism 21 includes four groups of first conveying components fixed on the feed station frame through synchronous wheel fixing brackets 211, and a feed power component fixed on the frame through a feed motor bracket and outputting power to the first conveying component;

[0088] The first conveying assembly includes a first synchronous wheel 2121, a second synchronous wheel 2122, a third synchronous wheel 2123, a tensioning wheel 2124, and a conveying synchronous belt 2125 for connecting the first synchronous wheel 2121, the second synchronous wheel 2122, the third synchronous wheel 2123, and the tensioning wheel 2124. The first conveying assembly also includes a conveying support profile 2126 for supporting the conveying synchronous belt 2125. One ends of the first synchronous wheel 2121, the second synchronous wheel 2122, the tensioning wheel 2124, and the conveying support profile 2126 are fixed to the synchronous wheel fixing bracket 211 at the feeding end of the feeding conveying mechanism 21, and the other ends of the third synchronous wheel 2123 and the conveying support profile 2126 are fixed to the synchronous wheel fixing bracket 211 at the discharging end of the feeding conveying mechanism 21. The conveying support profile 2126 is located between the second synchronous wheel 2122 and the third synchronous wheel 2123 and is wrapped in the conveying synchronous belt 2125.

[0089] The feeding power assembly includes a feeding motor 2131 fixed on a feeding motor bracket, a first driving wheel (not shown in the figure) key-connected to the output shaft of the feeding motor 2131, and a first driven wheel 2133 connected to the first driving wheel through a transmission synchronous belt 2132 to complete power transmission, and the first driven wheel 2133 is key-connected to the first synchronization shaft 214 to achieve synchronous transmission of the first driven wheel 2133, the first synchronization shaft 214, and the first synchronization wheel 2121;

[0090] The first synchronous wheels 2121 respectively provided in the four groups of first conveying assemblies are respectively key-connected with the first synchronous shaft 214 to realize synchronous transmission of the four groups of first conveying assemblies;

[0091] The feed conveying mechanism 21 also includes a feed sensing sensor. A feed sensor 215 is installed on the feed end synchronous wheel fixed bracket 211 , and a discharge sensor 216 is installed on the discharge end synchronous wheel fixed bracket 211 , which are used to monitor the feeding and discharging of glass sheets on the feed conveying mechanism 21 .

[0092] See also Figure 4As shown, the feed lifting mechanism 22 includes a feed lifting power assembly fixed to the frame by a feed lifting cylinder bracket, two support assemblies fixed to the frame 1 and symmetrically arranged, and a support bar assembly carried by the support assembly and lifted and lowered under the action of the feed lifting power assembly;

[0093] The feed lifting power assembly includes a feed lifting cylinder 2211 fixed on the frame, a supporting connecting rod 2212 connected to the end of the cylinder piston rod through a pin shaft, and a first swing arm 2213, and the other end of the supporting connecting rod 2212 is connected to the first swing arm 2213 through a pin shaft;

[0094] The support assembly includes opposing bearing seats 2221, a second synchronous shaft 2222 passing through the center holes of the two bearing seats 2221, and connecting pin plates 2223 fixed at both ends of the second synchronous shaft 2222. The ends of the second synchronous shaft 2222 pass through the fixing holes of the first swing arm 2213 and are fixed by jack screws. The first swing arm 2213 swings under the action of the feed lifting cylinder 2211, thereby driving the second synchronous shaft 2222 to rotate clockwise or counterclockwise.

[0095] The support assembly is rigidly connected to the support bar assembly through a connecting pin plate 2223, and the support assembly relies on the connecting pin plate 2223 to carry the support bar assembly. The support bar assembly includes a connecting piece 2231 connected to the connecting pin plate through a pin shaft, a support bar bearing frame 2232 fixed to the other end of the connecting piece by bolts, a support bar mounting base plate 2233 mounted on the support bar bearing frame 2232, and a plurality of groups of support material profiles 2235 mounted on the support bar mounting base plate 2233 through supporting angle steels 2234. The support bar bearing frame 2232 is a square frame formed by connecting profiles end to end, and a steel support bar 2236 for carrying glass is fixed on the support material profile 2235;

[0096] See also Figure 2 As shown, the support bar mechanism and the first conveying assembly are arranged at intervals. When the glass sheet needs to be lifted, the support bar mechanism is lifted from the gap between the two first conveying assemblies under the action of the feed lifting cylinder 2211, and the glass sheet on the first conveying assembly is lifted to perform the initial positioning process.

[0097] See also Figure 5 As shown, the initial positioning mechanism 23 includes initial positioning brackets 231 fixed on both sides of the frame 1, a Y-direction initial positioning mechanism fixed on the front end of the initial positioning bracket 231, and an X-direction side positioning mechanism fixed on the rear end of the initial positioning bracket 231. After the glass sheet is lifted to the initial positioning mechanism 23, it abuts against the X-direction side positioning mechanism to complete the X-direction initial positioning, and the Y-direction initial positioning mechanism completes the Y-direction centering initial positioning of the glass sheet;

[0098] The X-axis side positioning mechanism includes fixed bearings 2321 disposed at the rear sides of the initial positioning brackets 231 on both sides, connecting shafts 2322 connecting the fixed bearings 2321 on both sides, an X-axis side positioning power assembly for controlling the rotation of the connecting shafts 2322, and a plurality of material blocking assemblies sleeved on the connecting shafts 2322;

[0099] The X-axis side positioning power assembly includes a cylinder fixed shaft 2323 fixed on the initial positioning bracket 231, a side positioning cylinder 2324 pivotally connected to the cylinder fixed shaft 2323, and a cylinder swing arm 2325 connected to the piston rod of the cylinder. The other end of the cylinder swing arm 2325 is sleeved on the connecting shaft 2322 and fixed by a jackscrew. The side positioning cylinder 2324 pushes the cylinder swing arm 2325 to swing, thereby driving the connecting shaft 2322 to rotate.

[0100] The material blocking assembly includes a blocking shaft swing arm 2326 sleeved on the connecting shaft rod 2322 and a blocking rubber head 2327 fixed at the lower end of the blocking shaft swing arm 2326, which is used to block the glass sheet from being directly transported to the next station, thereby completing the initial positioning of the glass sheet in the X direction;

[0101] The Y-direction initial positioning mechanism comprises a fixed profile 2331 connected to the initial positioning brackets 231 on both sides, a Y-direction synchronous wheel 2333 installed at both ends of the fixed profile 2331 through a synchronous wheel installation panel 2332, a Y-direction synchronous belt 2334 connecting the Y-direction synchronous wheels 2333 on both sides, a Y-direction servo motor 2335 fixed on the synchronous wheel installation panel 2332 and the motor output shaft passes through the installation panel and is key-connected to the Y-direction synchronous wheel 2333, a slide rail (not shown in the figure) fixed to the bottom surface of the fixed profile 2331, and a positioning clamp assembly movably installed on the slide rail and completing the Y-direction initial positioning of the glass sheet under the action of the Y-direction synchronous belt 2334;

[0102] The positioning clamp assembly includes a synchronous belt pressing block 2336 respectively fixed on two sections of the Y-direction synchronous belt 2334, a linear slider slidably mounted on a slide rail, a connecting block for connecting the synchronous belt pressing block 2336 and the linear slider, and a positioning clamp 2337 fixed at the bottom end of the connecting block. The Y-direction servo motor 2335 works to drive the Y-direction synchronous belt 2334 to rotate, thereby driving the positioning clamp assembly to work, and the positioning clamps 2337 on both sides move toward each other to complete the initial Y-direction centering positioning of the glass sheet;

[0103] The Y-direction synchronous wheel 2333 can be fine-tuned along the Y direction to adjust the tension of the Y-direction synchronous belt 2334 .

[0104] See also Figure 6As shown, the glass lifting and conveying mechanism 3 includes a glass lifting component 31 and a glass conveying component 32. The glass lifting component 31 supports the glass conveying component 32 through a plurality of supporting guide columns 33. The glass conveying component 32 rises or falls as a whole under the action of the glass lifting component 31.

[0105] The glass lifting assembly 31 includes a lifting cylinder 311, a second swing arm 312 connected to one end of the piston rod of the lifting cylinder 311, a first rotating shaft 313 passing through the other end of the second swing arm 312 and rotating as the second swing arm 312 swings, a third swing arm 314 fixed on the first rotating shaft 313 and swinging synchronously with the second swing arm 312, a fourth swing arm 316 connected to the third swing arm 314 through a pull rod 315, a second rotating shaft 317 passing through the other end of the fourth swing arm 316 and rotating as the fourth swing arm 316 swings, and a bearing seat 318 for fixing the first rotating shaft 313 and the second rotating shaft 317 on the frame respectively, and a plurality of synchronously swinging lifting swing arms 319 are also mounted on the first rotating shaft 313 and the second rotating shaft 317, and the other end of the lifting swing arm 319 is pivotally connected to a support guide column 33, and the support guide column 33 passes through a linear slider 34 fixed on the frame and is connected to the supporting frame 321 of the glass conveying assembly 32.

[0106] The glass conveying assembly 32 includes a bearing frame 321 connected to the supporting guide column 33, and a conveying mechanism fixed on the bearing frame 321, wherein the conveying mechanism includes a first servo motor 322 and four groups of second conveying assemblies fixed on the bearing frame 321 through a fixing frame;

[0107] The first servo motor 322 is key-connected to the third synchronous shaft 323 via a transmission synchronous belt assembly, so as to realize synchronous transmission between the first servo motor and the second conveying assembly;

[0108] The second conveying assembly includes a driving end and a driven end connected by a first synchronous belt 3241 and symmetrically arranged. The driving end fixing frame is fixed with a fourth synchronous wheel 3242, a fifth synchronous wheel 3243 and a tensioning wheel. The fourth synchronous wheels respectively arranged at the driving ends of the four groups of second conveying assemblies are respectively key-connected with the third synchronous shaft rod 323 to realize synchronous transmission of the driving end.

[0109] The driven end fixing frame is symmetrically fixed with a fourth synchronous wheel 3242, a fifth synchronous wheel 3243 and a tension wheel. The fourth synchronous wheels 3242 respectively arranged at the driven ends of the four sets of second conveying assemblies are respectively key-connected with the third synchronous shaft rod 323 to realize synchronous transmission of the driven end.

[0110] The second conveying assembly further includes a conveying support profile 3244, one end of which is fixed to the active end fixing frame, and the other end is fixed to the driven end supporting frame;

[0111] The active end and the driven end of the second conveying assembly on both sides are separated to form a symmetrical third conveying assembly 325 and a fourth conveying assembly 326. A channel is formed between the third conveying assembly 325 and the fourth conveying assembly 326 to avoid the Y-direction positioning of the printing precision positioning mechanism;

[0112] The third conveying assembly 325 and the fourth conveying assembly 326 realize synchronous transmission through the active end third synchronization shaft 323 , the second conveying assembly, and the driven end third synchronization shaft 323 .

[0113] The printing precision positioning mechanism 4 includes an X-axis precision positioning mechanism and a Y-axis precision positioning mechanism which are respectively fixed on the printing station frame 1 and arranged crosswise with each other. After the glass sheet is transported to the printing station by the glass conveying and lifting mechanism, the glass conveying and lifting mechanism 3 descends, and the glass sheet is placed on the supporting table 8. Under the joint action of the X-axis precision positioning mechanism and the Y-axis precision positioning mechanism, the precision positioning of the glass sheet is completed.

[0114] The X-axis precision positioning mechanism comprises a first mounting base plate 411 fixed on the frame, a second slide rail 412 fixed on the first mounting base plate 411 and symmetrically arranged, a pair of X-axis precision positioning components movably mounted on the second slide rail 412 via a second linear slider 4131, and an X-axis driving device fixed on the first mounting base plate 411 and controlling the movement of the X-axis positioning components, and the two X-axis precision positioning components complete the movement towards or away from each other under the action of the X-axis driving device;

[0115] The X-axis driving device includes a second servo motor 4141 fixed to the first mounting base plate 411 through a motor bracket, and a ball screw assembly 4143 connected to the output shaft of the second servo motor 4141 and fixed to the first mounting base plate 411 through a plurality of screw support seats 4142, wherein the ball screw assembly 4143 includes a positive thread screw and a negative thread screw connected through a coupling, and the two X-axis precision positioning assemblies are respectively mounted on the positive thread screw and the negative thread screw;

[0116] The X-axis precision positioning assembly includes a positioning head mounting seat 4132 fixed on the second linear slider 4131, a screw nut seat fixed on the bottom surface of the positioning head mounting seat 4132 and sleeved on the ball screw assembly, a positioning head lifting cylinder 4133 fixed on the positioning head mounting seat 4132, and a positioning head 4134 connected to the end of the piston rod of the positioning head lifting cylinder 4133;

[0117] The Y-direction precision positioning mechanism comprises a mounting bracket 421 fixed on the frame 1, a second mounting base plate 422 fixed on the mounting bracket 421, a third slide rail 423 fixed on the second mounting base plate 422, a Y-direction driving device fixed on the second mounting base plate 422, and a pair of Y-direction precision positioning blocks 426 movably mounted on the third slide rail 423 via a third linear slider 425 and moved under the action of the Y-direction driving device, wherein the two Y-direction precision positioning blocks 426 complete movement toward or away from each other under the action of the Y-direction driving device;

[0118] The Y-direction driving device includes a third servo motor 4241 fixed on the second mounting base plate 422, a sixth synchronous wheel 4242 keyed to the output shaft of the third servo motor 4241, and a seventh synchronous wheel 4244 connected to the sixth synchronous wheel via a second synchronous belt 4243;

[0119] The two Y-direction precise positioning blocks 426 are respectively connected to the two sides of the second synchronous belt 4243, and complete the movement towards or away from each other under the action of the Y-direction driving device.

[0120] The printing method of the fully automatic high-speed glass printing equipment specifically comprises the following steps:

[0121] ⑴ The equipment is started, and the glass sheet enters the feeding mechanism of the fully automatic high-speed glass printing equipment from the previous process equipment;

[0122] (2) After the feeding sensor senses that the glass sheet has completely entered the first feeding assembly of the feeding conveying mechanism, the feeding lifting mechanism works to lift the glass sheet for initial positioning;

[0123] ⑶ The edge positioning cylinder works, the piston rod extends, drives the cylinder swing arm to swing, thereby driving the connecting shaft rod to rotate, and the material blocking rubber head approaches the glass sheet to position the glass sheet in the X direction;

[0124] (4) The Y-axis servo motor works, the Y-axis synchronous belt rotates, and the positioning clamps on both sides move toward each other to complete the initial centering positioning of the glass sheet in the Y-axis;

[0125] ⑸ The side positioning cylinder works, the piston rod is retracted, the cylinder swing arm is driven to swing, thereby driving the connecting shaft to rotate, the material blocking rubber head rises, the Y-axis servo motor reverses, controls the positioning clamps on both sides to move in opposite directions, releases the glass sheet, the feed lifting mechanism descends, the glass sheet returns to the feed conveying mechanism, and the first conveying assembly drives the glass sheet to move to the next station;

[0126] (6) The conveying and discharging sensor senses that the glass sheet has completely left the feeding and conveying mechanism, and the lifting cylinder works, and the glass lifting and conveying mechanism is lowered as a whole, placing the glass sheet on the supporting platen of the printing station;

[0127] ⑺ The positioning head lifting cylinder works, and the positioning head is lifted up under the action of the positioning head lifting cylinder to expose the supporting platen. The second servo motor works to control the two X-axis precision positioning components to move toward each other. The positioning head fixed on the X-axis precision positioning component drives the glass sheet to move on the supporting platen to complete the X-axis precision positioning of the glass sheet;

[0128] ⑻The third servo motor works to control the two Y-axis precision positioning block assemblies to move toward each other. Driven by the Y-axis precision positioning blocks on both sides, the glass sheet completes the Y-axis precision positioning of the glass sheet;

[0129] ⑼The printing head of the printing mechanism descends to print on the glass sheet;

[0130] ⑽After printing is completed, the printing head of the printing mechanism rises, the X-axis precision positioning assembly and the Y-axis precision positioning assembly respectively move in the opposite direction to reset, and the glass lifting and conveying mechanism works to lift the glass sheet and convey it to the next station;

[0131] ⑾ When the feed sensor of the discharging mechanism senses that the glass sheet has completely entered, the next glass sheet enters the printing station from the feed station, and the glass sheet is output to the next process equipment under the action of the fourth conveying component of the discharging mechanism.

[0132] The above description is only a preferred embodiment of the present invention. All equivalent changes and modifications made within the scope of the claims of the present invention should fall within the scope of the claims of the present invention.

Claims

1. A fully automatic high-speed glass printing equipment, characterized in that: The machine comprises a frame, a feeding mechanism, a glass conveying and lifting mechanism, a printing precision positioning mechanism, a printing mechanism and a discharging mechanism. The frame is a frame formed by welding a plurality of profiles and steel plates to each other. An electric control box is fixed on the side of the frame. The feeding mechanism is fixed to the feeding station of the frame, the discharging mechanism is fixed to the discharging station of the frame, the glass conveying and lifting mechanism, the printing precision positioning mechanism and the printing mechanism are fixed to the printing station between the feeding station and the discharging station of the frame, and a plurality of supporting plates are fixed to the printing station frame of the frame through adjustable supporting members. The supporting plates are mutually connected. There is a gap between them, and the glass conveying and lifting mechanism and the printing precision positioning mechanism pass through the gap to complete the conveying, lifting and precision positioning of the glass sheet; the glass sheet is printed after the positioning is completed at the feeding station and printing station of the equipment, thereby improving the accuracy of glass printing; the feeding mechanism includes a feeding conveying mechanism, a feeding lifting mechanism, and an initial positioning mechanism, the feeding conveying mechanism is fixed to the feeding station frame through a plurality of brackets, the feeding lifting mechanism is fixed to the feeding lifting mechanism bracket in the feeding station, and the initial positioning mechanism is fixed to the feeding station frame through the initial positioning brackets on both sides; The initial positioning mechanism includes an initial positioning bracket fixed on both sides of the feeding station frame, a Y-direction initial positioning mechanism fixed at the front end of the initial positioning bracket, and an X-direction side positioning mechanism fixed at the rear end of the initial positioning bracket. After the glass sheet is lifted to the initial positioning mechanism, it abuts against the X-direction side positioning mechanism to complete the X-direction initial positioning, and the Y-direction initial positioning mechanism completes the centering initial positioning of the glass sheet in the Y direction; the X-direction side positioning mechanism includes a fixed bearing opposite to the rear side of the initial positioning bracket on both sides, a connecting shaft connecting the fixed bearings on both sides, an X-direction side positioning power assembly for controlling the rotation of the connecting shaft, and a plurality of material blocking assemblies sleeved on the connecting shaft; the X-direction side positioning power assembly includes a cylinder fixed shaft fixed on the initial positioning bracket, a side positioning cylinder pivotally connected to the cylinder fixed shaft, and a cylinder swing arm connected to the piston rod of the cylinder, the other end of the cylinder swing arm is sleeved on the connecting shaft and fixed by a jackscrew, and the side positioning cylinder pushes the cylinder swing arm to swing, thereby driving the connecting shaft to rotate; the material blocking assembly includes a sleeve on the connecting shaft The shaft blocking swing arm on the connecting shaft rod and the material blocking rubber head fixed at the lower end of the shaft blocking swing arm are used to block the glass sheet from being directly transported to the next workstation to complete the initial positioning of the glass sheet in the X direction; the Y-direction initial positioning mechanism includes a fixed profile connected to the initial positioning brackets on both sides, a Y-direction synchronous wheel fixed to both ends of the fixed profile through a synchronous wheel mounting panel, a Y-direction synchronous belt connecting the Y-direction synchronous wheels on both sides, a Y-direction servo motor fixed on the synchronous wheel mounting panel and the motor output shaft passing through the mounting panel and connected with the Y-direction synchronous wheel key, a slide rail fixed to the bottom surface of the fixed profile, a positioning clamp assembly movably mounted on the slide rail and completing the initial positioning of the glass under the action of the Y-direction synchronous belt; the positioning clamp assembly includes a synchronous belt pressure block respectively fixed to two sections of the synchronous belt, a linear slider slidably mounted on the slide rail, a connecting block for connecting the synchronous belt pressure block and the linear slider, and a positioning clamp fixed at the bottom end of the connecting block, the Y-direction servo motor works to drive the Y-direction synchronous belt to rotate, drive the positioning clamp assembly to work, and the positioning clamps on both sides move toward each other to complete the initial positioning of the glass sheet in the Y direction; The printing precision positioning mechanism includes an X-axis precision positioning mechanism and a Y-axis precision positioning mechanism which are respectively fixed on the printing station frame and arranged crosswise with each other. After the glass sheet is transported to the printing station under the action of the glass conveying and lifting mechanism, the glass conveying and lifting mechanism descends, and the glass sheet is placed on the supporting table. Under the joint action of the X-axis precision positioning mechanism and the Y-axis precision positioning mechanism, the precision positioning of the glass sheet is completed.

2. The fully automatic high-speed glass printing equipment according to claim 1, characterized in that: The feed conveying mechanism includes several groups of first conveying components fixed on the feed station frame through synchronous wheel fixing brackets, and feed power components fixed on the feed station frame through feed motor brackets and completing synchronous power transmission with several groups of first conveying components; the first conveying component includes a first synchronous wheel, a second synchronous wheel, a third synchronous wheel, a tensioning wheel, and a conveying synchronous belt for connecting the first synchronous wheel, the second synchronous wheel, the third synchronous wheel, and the tensioning wheel. The first conveying component also includes a conveying support profile for supporting the conveying synchronous belt. One end of the first synchronous wheel, the second synchronous wheel, the tensioning wheel, and the conveying support profile is fixed to the synchronous wheel fixing bracket at the feed end of the feed conveying mechanism, and the other end of the third synchronous wheel and the conveying support profile is fixed to the synchronous wheel fixing bracket at the discharge end of the feed conveying mechanism. The conveying support profile is located between the second synchronous wheel and the third synchronous wheel and is wrapped in the synchronous belt; the several first synchronous wheels arranged in the several groups of first conveying components are respectively connected to the first synchronous shaft key to achieve synchronous transmission; The feeding power assembly includes a feeding motor fixed on a feeding motor bracket, a first driving wheel keyed to the output shaft of the feeding motor, and a first driven wheel connected to the first driving wheel through a synchronous belt to complete power transmission, the first driven wheel is keyed to the synchronous shaft to achieve synchronous transmission of the first driven wheel, the first synchronous shaft and the first synchronous wheel; the feeding conveying mechanism also includes a feeding induction sensor, a conveying feeding sensor is installed on the synchronous wheel fixing bracket at the feeding end, and a conveying discharging sensor is installed on the synchronous wheel fixing bracket at the discharging end, which are used to monitor the feeding and discharging conditions of glass sheets of the feeding mechanism.

3. The fully automatic high-speed glass printing equipment according to claim 1, characterized in that: The feed lifting mechanism includes a feed lifting power assembly fixed to the frame by a feed lifting cylinder bracket, a support assembly fixed to the frame and symmetrically arranged, and a support bar assembly carried by the support assembly and lifted and lowered under the action of the feed lifting power assembly; the feed lifting power assembly includes a feed lifting cylinder fixed to the feed station frame, a support connecting rod and a first swing arm connected to the end of the piston rod by a pin shaft, and the other end of the support connecting rod is connected to the first swing arm by a pin shaft; the support assembly includes opposed bearing seats, a second synchronous shaft rod passing through the center holes of the two bearing seats, and a connecting pin plate fixed at both ends of the second synchronous shaft rod, the end of the second synchronous shaft rod is passed through the fixing hole of the first swing arm and is fixed by a jacking screw, and the first swing arm swings left and right under the action of the feed lifting cylinder, thereby driving the second synchronous shaft rod The shaft rotates clockwise or counterclockwise; the support assembly is rigidly connected to the support bar assembly through a connecting pin plate, and the support assembly carries the support bar assembly, and the support bar assembly includes a plurality of connecting members connected to the connecting pin plate through a pin shaft, a support bar bearing frame fixed to the other end of the connecting member through a fixing member, a support bar mounting base plate installed on the support bar bearing frame, and a plurality of groups of support profiles installed on the support bar mounting base plate through supporting angle steels, the support bar bearing frame is a frame formed by a plurality of profiles connected end to end, and a support bar for carrying glass is fixed on the support profile; the support bar assembly and the first conveying assembly are spaced apart, and when the glass sheet needs to be lifted, the support bar assembly is lifted from between the two first conveying assemblies under the action of the feed lifting power assembly, and the glass sheet of the feed mechanism is lifted for initial positioning.

4. The fully automatic high-speed glass printing equipment according to claim 1, characterized in that: The glass conveying and lifting mechanism comprises a glass lifting assembly and a glass conveying assembly, wherein the glass lifting assembly is connected to the glass conveying assembly through a plurality of supporting guide columns, and the glass conveying assembly rises or falls as a whole under the action of the glass lifting assembly; the glass lifting assembly comprises a lifting cylinder, a second swing arm connected to one end of the lifting cylinder piston rod, a first rotating shaft passing through the other end of the second swing arm and rotating with the swing of the second swing arm, a third swing arm fixed on the first rotating shaft and swinging synchronously with the second swing arm, a fourth swing arm connected to the third swing arm through a pull rod, a second rotating shaft passing through the other end of the fourth swing arm and rotating with the swing of the fourth swing arm, and a bearing seat for fixing the first rotating shaft and the second rotating shaft on the frame respectively, and a plurality of synchronously swinging lifting and lowering swing arms are also mounted on the first rotating shaft and the second rotating shaft, and the other end of the lifting and lowering swing arm is pivotally connected to a supporting guide column, and the supporting guide column passes through a linear slider fixed on the printing station frame and is connected to the bearing of the glass conveying assembly; The glass conveying assembly includes a bearing frame connected to a supporting guide column, a conveying mechanism fixed on the bearing frame, the conveying mechanism includes a power assembly and several groups of second conveying assemblies fixed on the bearing frame through a fixed frame, the second conveying assembly includes an active end and a driven end connected by a synchronous belt and symmetrically arranged, a fourth synchronous wheel, a fifth synchronous wheel and a tensioning wheel are fixed on the active end fixed frame, and several fourth synchronous wheels provided on the several groups of second conveying assemblies are respectively connected with the third synchronous shaft key to realize synchronous transmission of the active end, the second conveying assembly also includes a conveying support profile, one end of the conveying support profile is fixed to the active end fixed frame, and the other end is fixed to the driven end support frame, the power assembly is keyed to the third synchronous shaft key to transmit power to the second conveying assembly, and drive the synchronous belt to rotate.

5. The fully automatic high-speed glass printing equipment according to claim 4, characterized in that: The active end and the driven end of the second conveying assembly on both sides are separated to form a symmetrical third conveying assembly and a fourth conveying assembly. A channel is formed between the third conveying assembly and the fourth conveying assembly to avoid Y-axis positioning of the printing precision positioning mechanism.

6. The fully automatic high-speed glass printing equipment according to claim 1, characterized in that: The X-axis precision positioning mechanism comprises a first mounting base plate fixed on the frame, a second slide rail fixed on the first mounting base plate and symmetrically arranged, a pair of X-axis precision positioning components movably mounted on the second slide rail via a second linear slider, and an X-axis driving device fixed on the first mounting base plate and controlling the movement of the X-axis positioning components, wherein the two X-axis precision positioning components complete movement toward or away from each other under the action of the X-axis driving device; The X-axis driving device comprises a second servo motor fixed to the first mounting base plate via a motor bracket, a ball screw assembly connected to the output shaft of the second servo motor and fixed to the first mounting base plate via a screw support seat, the ball screw assembly comprises a positive thread screw and a negative thread screw connected via a coupling, and the two X-axis precision positioning assemblies are respectively sleeved on the positive thread screw and the negative thread screw; The X-axis precision positioning assembly includes a positioning head mounting seat fixed on the second linear slider, a screw nut seat fixed to the bottom surface of the positioning head mounting seat and sleeved on the ball screw assembly, a positioning head lifting cylinder fixed on the positioning head mounting seat, and a positioning head connected to the end of the positioning head lifting cylinder piston rod; The Y-axis precision positioning mechanism comprises a mounting bracket fixed on the frame, a second mounting base plate fixed on the mounting bracket, a third slide rail fixed on the second mounting base plate, a Y-axis driving device fixed on the second mounting base plate, and a pair of Y-axis precision positioning blocks movably mounted on the third slide rail through a third linear slider and moved under the action of the Y-axis driving device. The two Y-axis precision positioning blocks complete the movement towards or away from each other under the action of the Y-axis driving device; The Y-axis driving device comprises a third servo motor fixed on the second mounting base plate, a sixth synchronous wheel keyed to the output shaft of the third servo motor, and a seventh synchronous wheel connected to the sixth synchronous wheel via a synchronous belt; The two Y-direction precision positioning blocks are respectively connected to the two sides of the synchronous belt, and complete the movement towards or away from each other under the action of the Y-direction driving device.

7. A printing method of the fully automatic high-speed glass printing equipment according to any one of claims 1 to 6, characterized in that: The specific steps include: ⑴ The equipment is started, and the glass sheet enters the feeding mechanism of the fully automatic high-speed glass printing equipment from the previous process equipment; (2) After the feeding sensor senses that the glass sheet has completely entered the first feeding assembly of the feeding conveying mechanism, the feeding lifting mechanism works to lift the glass sheet for initial positioning; ⑶ The edge positioning cylinder works, the piston rod extends, drives the cylinder swing arm to swing, thereby driving the connecting shaft rod to rotate, and the material blocking rubber head approaches the glass sheet to position the glass sheet in the X direction; (4) The Y-axis servo motor works, the Y-axis synchronous belt rotates, and the positioning clamps on both sides move toward each other to complete the initial centering positioning of the glass sheet in the Y-axis; ⑸ The side positioning cylinder works, the piston rod is retracted, the cylinder swing arm is driven to swing, thereby driving the connecting shaft to rotate, the material blocking rubber head rises, the Y-axis servo motor reverses, controls the positioning clamps on both sides to move in opposite directions, releases the glass sheet, the feed lifting mechanism descends, the glass sheet returns to the feed conveying mechanism, and the first conveying assembly drives the glass sheet to move to the next station; (6) The conveying and discharging sensor senses that the glass sheet has completely left the feeding and conveying mechanism, and the lifting cylinder works, and the glass conveying and lifting mechanism is lowered as a whole, placing the glass sheet on the supporting platen of the printing station; ⑺ The positioning head lifting cylinder works, and the positioning head is lifted up under the action of the positioning head lifting cylinder to expose the supporting platen. The second servo motor works to control the two X-axis precision positioning components to move toward each other. The positioning head fixed on the X-axis precision positioning component drives the glass sheet to move on the supporting platen to complete the X-axis precision positioning of the glass sheet; ⑻The third servo motor works to control the two Y-axis precision positioning block assemblies to move toward each other. Driven by the Y-axis precision positioning blocks on both sides, the glass sheet completes the Y-axis precision positioning of the glass sheet; ⑼The printing head of the printing mechanism descends to print on the glass sheet; ⑽After printing is completed, the printing head of the printing mechanism rises, the X-axis precision positioning assembly and the Y-axis precision positioning assembly respectively move in the opposite direction to reset, and the glass conveying and lifting mechanism works to lift the glass sheet and convey it to the next station; ⑾ When the feed sensor of the discharging mechanism senses that the glass sheet has completely entered, the next glass sheet enters the printing station from the feed station, and the glass sheet is output to the next process equipment under the action of the fourth conveying component of the discharging mechanism.

Images