CN210481200U

CN210481200U - Photoelectric glass cutting machine

Info

Publication number: CN210481200U
Application number: CN201921466155.9U
Authority: CN
Inventors: 梁三军; 李莉
Original assignee: Dongguan Hongyiwei Automation Equipment Co Ltd
Current assignee: Dongguan Hongyiwei Automation Equipment Co Ltd
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-05-08
Anticipated expiration: 2029-09-05

Abstract

The utility model discloses a photoelectric glass cutting machine, which comprises a PLC controller, a frame and a workbench, the glass blowing and sucking device comprises a knife rest and blowing and sucking devices, a workbench is installed on a rack, Y-direction guide rails are correspondingly arranged on two sides of the workbench, Y-direction sliders are installed on the Y-direction guide rails, the Y-direction sliders are connected with a first installation plate through a first sliding plate, the first sliding plate is arranged below the workbench, the first installation plate is arranged above the workbench, a belt transmission mechanism is installed on the rack, the belt transmission mechanism is installed on the first sliding plate through a Y-direction screw rod and a screw rod nut, the first installation plate is provided with X-direction guide rails, the X-direction sliders are installed on the X-direction guide rails, the knife rest is installed on the X-direction sliders through a linear motor, the blowing and sucking devices are installed on the rack and located below the workbench, the blowing and sucking devices are used for fixing glass on the workbench, and the belt transmission mechanism. The utility model discloses simple structure has also improved cutting accuracy when improving cutting efficiency.

Description

Photoelectric glass cutting machine

Technical Field

The utility model belongs to the technical field of the photoelectric glass cutting, in particular to glass-cutting machine of cutting cell-phone screen glass, LED display screen glass etc..

Background

The cutting of the photoelectric glass cutting machine is mainly to cut photoelectric glass plates into different specifications according to the size of glass. The existing photoelectric glass cutting machine generally adopts a single cutter head for cutting, the cutting efficiency is not high due to the limitation of the number of the cutter heads, the cutting precision and stability of the cutter head are poor, and the pressure of the cutter head can cause glass fracturing when the thin glass is cut. Accordingly, there is a need to improve the cutting efficiency and cutting accuracy of the photoelectric glass cutting machine.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a photoelectricity glass-cutting machine has guaranteed cutting efficiency and cutting accuracy.

According to an aspect of the utility model, photoelectric glass cutting machine includes the PLC controller, a machine support, a workbench, knife rest and pressure-vaccum device, the workstation is installed in the frame, the both sides of workstation are equipped with Y to the guide rail correspondingly, Y is to the slider is installed to Y to the guide rail, connect through first slide and first mounting panel between the Y to the slider, the below of workstation is located to first slide, the top of workstation is located to first mounting panel, the rack-mount has belt drive mechanism, belt drive mechanism installs in first slide through a Y to lead screw and screw-nut, first mounting panel is equipped with X to the guide rail, X is to the slider is installed to the X to the guide rail, the knife rest has two, the knife rest is installed in X through linear electric motor to the slider, pressure-vaccum device installs in the frame and is located the below of workstation, pressure-vaccum device is used for the fixed of glass on the workstation, belt drive, The blowing and sucking devices are all connected with a PLC controller.

The X-direction drive is improved into the linear motor drive, so that the transmission efficiency is improved; and the Y direction improves the traditional double-screw synchronous belt drive into single-screw drive, thereby simplifying the structure and improving the transmission efficiency.

Further, the blowing and sucking device comprises a high-pressure fan, an air cylinder and an air channel switching plate, the high-pressure fan and the air cylinder are installed in the frame and are all connected with the PLC, the air cylinder is connected with the air channel switching plate, the high-pressure fan is connected with an air pipe through the air channel switching plate, the bottom surface of the workbench is hermetically provided with an air inlet plate, the air pipe is arranged at one end of the air inlet plate, and the workbench is provided with an air nozzle. Therefore, after the air channel switching is carried out by the air blown out by the high-pressure fan through the air channel switching plate, the air enters the air nozzle from the space between the air inlet plate and the workbench through the air pipe, is blown to the glass, and is fixed on the workbench by utilizing the suction force of the air.

Further, the tool rest comprises a tool rest base plate, an upper tool Z-direction driving mechanism, a lower tool Z-direction driving mechanism, an A-direction tool bit rotating mechanism and a lower tool cutting pressure control mechanism, wherein the upper tool Z-direction driving mechanism, the A-direction tool bit rotating mechanism and the lower tool cutting pressure control mechanism are correspondingly connected with the PLC, the upper tool Z-direction driving mechanism and the lower tool Z-direction driving mechanism are installed on the tool rest base plate, the A-direction tool bit rotating mechanism is installed on the upper tool Z-direction driving mechanism and the lower tool Z-direction driving mechanism, the lower tool cutting pressure control mechanism is used for controlling the.

The lower cutter cutting pressure control mechanism is used for controlling the cutter setting of the cutter head rotating mechanism A, and the upper cutter Z-direction driving mechanism and the lower cutter Z-direction driving mechanism are used for driving the cutter head rotating mechanism A to cut and reset, so that the cutting precision is improved.

Furthermore, the upper and lower knife Z-direction driving mechanism comprises a first stepping motor and a second sliding plate, the first stepping motor is connected with the PLC, a first Z-direction guide rail is arranged on the knife rest bottom plate, a first Z-direction sliding block is arranged on the second sliding plate, the first Z-direction sliding block is arranged on the first Z-direction guide rail, the first stepping motor is arranged on the knife rest bottom plate, and the first stepping motor is arranged on the second sliding plate through a Z-direction lead screw and a nut. Therefore, the first stepping motor drives the second sliding plate to slide along the Z direction through the spiral transmission of the Z-direction lead screw and the nut, and further drives the A-direction tool bit rotating mechanism to cut and reset the upper tool.

Further, lower sword cutting pressure control mechanism includes low friction cylinder, connecting block and proximity switch, and the low friction cylinder is installed in the second slide and is connected the PLC controller, and the connecting block is installed in A to tool bit rotary mechanism, and proximity switch installs in the second slide and connects the PLC controller, and the piston rod of low friction cylinder, connecting block, proximity switch set gradually and the position is relative along Z to top-down, and insulating nut cover is installed to the connecting block, and insulating nut cover passes through the wire and switches on the PLC controller. From this, the low friction cylinder ventilates, the piston rod supports and leans on in the connecting block, the connecting block switches on through insulating nut cover and wire and PLC controller for closed loop control, thereby put through the lower sword zero point that the PLC controller was predetermine, when upper and lower sword Z just pressed workstation glass to tool bit rotary mechanism drive A, proximity switch senses this tool setting zero point, accomplish the tool setting, first step motor stop work, the low friction cylinder begins to work, the piston rod withstands the connecting block and drives A to tool bit rotary mechanism feed, accomplish glass cutting processing.

Furthermore, a second sliding plate is provided with a second Z-direction guide rail, a tool rest bottom plate is provided with a Z original point inductor connected with a PLC controller, the second sliding plate is provided with a second induction sheet, the Z original point inductor is matched with the second induction sheet, an A-direction tool bit rotating mechanism comprises a second stepping motor, a U-shaped mounting plate, an A shaft, a tool cylinder, a tool bar and a tool wheel, the second mounting plate of the U-shaped mounting plate is provided with a second Z-direction sliding block, the second Z-direction sliding block is mounted on the second Z-direction guide rail, the second stepping motor is connected with the PLC controller and is connected with the upper end of the A shaft through a coupler, the A shaft is sequentially provided with a shaft sleeve, a first bearing and a second bearing, the shaft sleeve is matched with the A original point inductor through the first induction sheet, the A original point inductor is mounted on a lower folded plate of the U-shaped mounting plate and is connected with the PLC controller, the first bearing and, the upper folded plate of the U-shaped mounting plate is provided with a second stepping motor, the second mounting plate of the U-shaped mounting plate is provided with a connecting block, the lower folded plate of the U-shaped mounting plate is sleeved with a flange, an A shaft is arranged between the flange and a cutter cylinder through a shaft shoulder, the lower end of the cutter cylinder is sleeved with a third bearing and a fourth bearing, the upper end of the cutter rod is arranged on the third bearing and the fourth bearing, and the lower end of the cutter rod is provided with a cutter wheel. Therefore, the second stepping motor drives the shaft A to rotate, and the cutter barrel drives the cutter bar and the cutter wheel to rotate.

The utility model discloses simple structure has also improved cutting accuracy when improving cutting efficiency.

Drawings

FIG. 1 is a schematic perspective view of a photoelectric glass cutting machine according to the present invention;

FIG. 2 is an exploded view of the electro-optic glass cutting machine of FIG. 1;

FIG. 3 is a schematic view of the tool post of the electro-optic glass cutting machine of FIG. 1;

FIG. 4 is a schematic view of the tool post of the electro-optic glass cutting machine of FIG. 1 from another perspective;

fig. 5 is an exploded view of the a-bit rotation mechanism of the tool post of fig. 4.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, the photoelectric glass cutting machine comprises a PLC controller, a frame 31, a workbench 32, a tool post 33 and a blowing and sucking device 34, wherein the workbench 32 is mounted on the frame 31, Y-direction guide rails 35 are correspondingly arranged on two sides of the workbench 32, a Y-direction slider 36 is mounted on the Y-direction guide rails 35, the Y-direction sliders 36 are connected through a first sliding plate 37 and a first mounting plate 38, the first sliding plate 37 is arranged below the workbench 32, the first mounting plate 38 is arranged above the workbench 32, a belt transmission mechanism 39 is mounted on the frame 31, the belt transmission mechanism 39 is mounted on the first sliding plate 37 through a Y-direction lead screw 40 and a lead screw nut 41, and one end of the Y-direction lead screw 40 is mounted on the frame 31 through a bearing 51. The first mounting plate 38 is provided with an X-direction guide rail 42, and an X-direction slider 43 is mounted on the X-direction guide rail 42. The motor 39a with the transmission mechanism 39, the linear motor 44, the high pressure fan 45 of the blowing and sucking device 34 and the air cylinder 46 are all connected with a PLC controller.

The blowing and sucking device 34 is installed below the workbench 32, the blowing and sucking device 34 comprises a high-pressure fan 45, an air cylinder 46 and an air duct switching plate 47, the high-pressure fan 45 and the air cylinder 46 are installed on the frame 31, the air cylinder 46 is connected with the air duct switching plate 47, the high-pressure fan 45 is connected with an air pipe 48 through the air duct switching plate 47, the air inlet plate 49 is installed on the bottom surface of the workbench 32 in a sealing mode, the air pipe 48 is arranged at one end of the air inlet plate 49, and the workbench 32 is provided with an air nozzle 50. When the glass is cut and processed, the air blown out by the high-pressure fan 45 enters the air nozzle 50 from the space between the air inlet plate 49 and the workbench 32 through the air pipe 48 after the air passage is switched by the air passage switching plate 47, and is blown to the glass, and the glass is fixed on the workbench 32 by utilizing the suction force of the air, so that the glass is prevented from shifting during cutting, and the cutting precision is ensured.

As shown in fig. 1 and 3, there are two tool rests 33, and the tool rest 33 includes a tool rest base plate 1, an upper and lower tool Z-direction driving mechanism, an a-direction tool bit rotating mechanism, and a lower tool cutting pressure control mechanism. The upper and lower cutter Z-direction driving mechanism comprises a first stepping motor 2 and a second sliding plate 3, the first stepping motor 2 is connected with a PLC (programmable logic controller), a cutter rest base plate 1 is provided with a first Z-direction guide rail 4, the second sliding plate 3 is provided with a first Z-direction sliding block 5, the first Z-direction sliding block 5 is installed on the first Z-direction guide rail 4, the first stepping motor 2 is installed on the cutter rest base plate 1, and the first Z-direction sliding block is installed on the second sliding plate 3 through a Z-direction lead screw 6 and a nut 7.

The lower cutter cutting pressure control mechanism comprises a low-friction cylinder 8, a connecting block 9 and a proximity switch 10, wherein the model of the low-friction cylinder 8 is MQQTB10-10D, the low-friction cylinder 8 has small and stable sliding resistance and long service life, can control the output force of about 0.05N, has the stroke of 10mm and can realize stable and constant-speed motion within a low-speed range with the driving speed of more than 0.3mm/s, and is suitable for the occasions of low-speed driving. This low friction cylinder 8 is installed in second slide 3 and is connected the PLC controller, and proximity switch 10 is installed in second slide 3 and is connected the PLC controller, and piston rod 8a, connecting block 9, proximity switch 10 of low friction cylinder 8 set gradually and the position is relative along Z to top-down, and insulating nut cover 12 is installed to connecting block 9, and insulating nut cover 12 passes through wire 13 switch-on PLC controller.

As shown in fig. 1, 3, 4, and 5, the head base plate 1 is attached to the linear motor 44 and the X-direction slider 43 via a vertical plate 52. Second slide 3 is equipped with second Z to guide rail 14, and knife rest bottom plate 1 is equipped with Z original point inductor 1a, and PLC controller is connected to Z original point inductor 1a, and second slide 3 is equipped with second response piece 3a, Z original point inductor 1a, second response piece 3a phase-match. The A-direction tool bit rotating mechanism comprises a second stepping motor 15, a U-shaped mounting plate 16, an A shaft 17, a cutter barrel 18, a cutter bar 19 and a cutter wheel 20, a second Z-direction slider 21 is arranged on a second mounting plate 16a of the U-shaped mounting plate 16, the second Z-direction slider 21 is mounted on a second Z-direction guide rail 14, the second stepping motor 15 is connected with a PLC controller and is connected with the upper end of the A shaft 17 through a coupler 22, a shaft sleeve 23, a first bearing 24 and a second bearing 25 are sequentially mounted on the A shaft 17, the shaft sleeve 23 is fixed on the A shaft, the shaft sleeve 23 is matched with an A origin sensor 26 through a first sensing piece 23a, the A origin sensor 26 is mounted on a lower folded plate 16b of the U-shaped mounting plate 16 and is connected with the PLC controller, a flange 27 is sleeved on the first bearing 24 and the second bearing 25, the lower end of the A shaft 17 is fixed on the upper end of the cutter barrel 18, a second stepping, the connecting block 9 is installed on a second mounting plate 16a of the U-shaped mounting plate 16, a lower folded plate 16b of the U-shaped mounting plate 16 is sleeved with a flange 27, an A shaft 17 is installed between the flange 27 and the cutter cylinder 18 through a shaft shoulder 11, a third bearing 28 and a fourth bearing 29 are sleeved at the lower end of the cutter cylinder 18, the upper end of the cutter bar 19 is installed on the third bearing 28 and the fourth bearing 29, and the cutter wheel 20 is installed at the lower end of the cutter bar 19. The first bearing 24, the second bearing 25, the third bearing 28 and the fourth bearing 29 are all deep groove ball bearings. The Z origin sensor 1a and the A origin sensor 26 are both PM-R24 photoelectric sensors.

As shown in fig. 1, 2, 3, 4, and 5, when the above-mentioned photoelectric glass cutting machine is operated, the belt transmission mechanism 39 drives the screw transmission of the Y-direction screw 40 and the screw nut 41, the screw nut 41 drives the Y-direction slider 36 connected to the first slide plate 37 to slide in the Y-direction along the Y-direction guide rail 35, and the linear motor 44 drives the X-direction slider 43 connected to the vertical plate 52 to slide in the X-direction along the X-direction guide rail 42. The blade holder 33 is accurately moved to the cutting lower position of the glass by sliding in the X direction and the Y direction.

The low-friction cylinder 8 is ventilated, the piston rod 8a abuts against the connecting block 9, the connecting block 9 is connected with the PLC through the insulating nut sleeve 12 and the lead 13, and therefore the preset lower cutter zero point of the PLC is connected. The first stepping motor 2 drives the first Z-direction sliding block 5 of the second sliding plate 3 to slide downwards along the Z direction along the first Z-direction guide rail 4 of the tool rest bottom plate 1 by the nut 7 through the screw transmission of the Z-direction screw rod 6 and the nut 7, and when the proximity switch 10 senses the zero position of the lower tool, the cutter wheel 20 just presses the zero position of the tool setting of the glass on the working table surface, so that the tool setting is completed.

At this time, the second stepping motor 15 drives the a shaft 17 to rotate, the a shaft 17 drives the cutter cylinder 18 to drive the cutter bar 19 and the cutter wheel 20 to rotate, the cutting angle of the cutter wheel 20 is adjusted, meanwhile, the block piston rod 8a of the low-friction cylinder 8 abuts against the connecting block 9 to drive the second Z-direction slider 21 of the second mounting plate 16a of the U-shaped mounting plate 16 to move along the Z-direction micro-stroke relative to the second Z-direction guide rail 14 of the second sliding plate 3 to complete feeding, so that the cutter wheel 20 reaches a lower cutting position, and the cutter wheel 20 slides in the X-direction and the Y-direction to complete glass cutting. Since the cutter bar 19 can rotate in the third bearing 28 and the fourth bearing 29, the accurate position of the cutter wheel 20 when cutting glass is ensured.

When the cutter on the cutter wheel 20 is reset to return to the processing original point, the low-friction cylinder 8 is cut off, the first stepping motor 2 drives the first Z-direction sliding block 5 of the second sliding plate 3 to slide upwards along the Z direction along the first Z-direction guide rail 4 of the cutter rest base plate 1 through the spiral transmission of the Z-direction screw rod 6 and the nut 7, the nut 7 drives the first Z-direction sliding block 5 of the second sliding plate 3 to slide upwards along the Z direction, when the second induction sheet 3a induces the Z original point position of the Z original point inductor 1a, the upper limit Z-axis alarm is induced, the first stepping motor 2 is stopped, and meanwhile, when the first induction sheet 23a of the shaft sleeve 23 rotates to the A original point position of the A original point inductor 26, the A shaft 17 continues to rotate 90 degrees, so that the cutter on the.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims

1. Photoelectric glass cutting machine, characterized in that, including PLC controller, frame (31), workstation (32), knife rest (33) and pressure-vaccum device (34), install in frame (31) workstation (32), the both sides of workstation (32) are equipped with Y correspondingly to guide rail (35), Y is installed Y to guide rail (35) and is moved slider (36), Y is connected through first slide (37) and first mounting panel (38) between slider (36), first slide (37) are located the below of workstation (32), first mounting panel (38) are located the top of workstation (32), frame (31) are installed and are taken drive mechanism (39), take drive mechanism (39) to install in first slide (37) through a Y to lead screw (40) and screw nut (41), first mounting panel (38) are equipped with X to guide rail (42), x is installed to X to slider (43) to guide rail (42), knife rest (33) have two, knife rest (33) are installed in X through linear electric motor (44) to slider (43), blow and inhale device (34) and install in frame (31) and be located the below of workstation (32), blow and inhale device (34) and be used for workstation (32) to go up glass's fixed, take drive mechanism (39), linear electric motor (44), blow and inhale device (34) and all connect the PLC controller.

2. The photoelectric glass cutting machine according to claim 1, wherein the blowing and sucking device (34) comprises a high-pressure fan (45), an air cylinder (46) and an air duct switching plate (47), the high-pressure fan (45) and the air cylinder (46) are mounted on the frame (31) and are connected with the PLC, the air cylinder (46) is connected with the air duct switching plate (47), the high-pressure fan (45) is connected with an air pipe (48) through the air duct switching plate (47), the air inlet plate (49) is mounted on the bottom surface of the workbench (32) in a sealing manner, the air pipe (48) is arranged at one end of the air inlet plate (49), and the workbench (32) is provided with an air nozzle (50).

3. The photoelectric glass cutting machine according to claim 1 or 2, wherein the tool post comprises a tool post base plate (1), an upper tool Z-direction driving mechanism, a lower tool Z-direction driving mechanism and a lower tool Z-direction driving pressure control mechanism, wherein the upper tool Z-direction driving mechanism, the lower tool Z-direction driving mechanism and the lower tool Z-direction driving mechanism are correspondingly connected with a PLC (programmable logic controller), the upper tool Z-direction driving mechanism and the lower tool Z-direction driving mechanism are installed on the tool post base plate (1), the upper tool Z-direction driving mechanism and the lower tool Z-direction driving mechanism are installed on the upper tool Z-direction driving mechanism and are used for controlling the tool setting of the upper tool Z-direction driving mechanism, and the upper.

4. The photoelectric glass cutting machine according to claim 3, wherein the upper and lower blade Z-direction driving mechanism comprises a first stepping motor (2) and a second sliding plate (3), the first stepping motor (2) is connected with a PLC controller, the blade carrier base plate (1) is provided with a first Z-direction guide rail (4), the second sliding plate (3) is provided with a first Z-direction slider (5), the first Z-direction slider (5) is mounted on the first Z-direction guide rail (4), the first stepping motor (2) is mounted on the blade carrier base plate (1) and is mounted on the second sliding plate (3) through a Z-direction lead screw (6) and a nut (7).

5. The photoelectric glass cutting machine according to claim 4, wherein the lower cutter cutting pressure control mechanism comprises a low friction cylinder (8), a connecting block (9) and a proximity switch (10), the low friction cylinder (8) is mounted on the second sliding plate (3) and connected with the PLC controller, the connecting block (9) is mounted on the A-direction cutter head rotating mechanism, the proximity switch (10) is mounted on the second sliding plate (3) and connected with the PLC controller, a piston rod (8a) of the low friction cylinder (8), the connecting block (9) and the proximity switch (10) are sequentially arranged from top to bottom along the Z direction and are opposite in position, an insulating nut sleeve (12) is mounted on the connecting block (9), and the insulating nut sleeve (12) is connected with the PLC controller through a lead (13).

6. The photoelectric glass cutting machine according to claim 5, wherein the second sliding plate (3) is provided with a second Z-direction guide rail (14), the tool rest base plate (1) is provided with a Z origin sensor (1a) connected with the PLC, the second sliding plate (3) is provided with a second sensing piece (3a), the Z origin sensor (1a) and the second sensing piece (3a) are matched, the A-direction tool bit rotating mechanism comprises a second stepping motor (15), a U-shaped mounting plate (16), an A shaft (17), a tool cylinder (18), a tool bar (19) and a tool wheel (20), the second mounting plate (16a) of the U-shaped mounting plate (16) is provided with a second Z-direction sliding block (21), the second Z-direction sliding block (21) is mounted on the second Z-direction guide rail (14), the second stepping motor (15) is connected with the PLC and is connected with the upper end of the A shaft (17) through a coupler (22), axle sleeve (23), first bearing (24), second bearing (25) are installed in proper order to A axle (17), axle sleeve (23) match A initial point inductor (26) through first response piece (23a), install in lower folded plate (16b) of U type mounting panel (16) and connect the PLC controller in A initial point inductor (26), flange (27) have been cup jointed in first bearing (24), second bearing (25), the lower extreme of A axle (17) is fixed in the upper end of sword section of thick bamboo (18), step motor (15) are installed to last folded plate (16c) of U type mounting panel (16) second step motor (15), second mounting panel (16a) installation connecting block (9) of U type mounting panel (16), flange (27) are cup jointed in lower folded plate (16b) of U type mounting panel (16), install in flange (27) through shoulder (11) A axle (17), Between the knife section of thick bamboo (18), the lower extreme of knife section of thick bamboo (18) has cup jointed third bearing (28), fourth bearing (29), the upper end of cutter arbor (19) is installed in third bearing (28), fourth bearing (29), the lower extreme installation break bar (20) of cutter arbor (19).