A kind of glass substrate automatic grinding device
Technical field
The utility model belongs to glass substrate grinding technique apparatus field, is specifically related to a kind of glass substrate automatic grinding device.
Background technology
Along with the development of glass substrate industry, automation and the environmental requirement of its production equipment are more and more higher, and wherein the grinding of the limit of glass substrate is the pith that this industry requires automation and environmental protection. It requires the automation that realizes material loading, contraposition, grinding transfer on material flow line, grind the actions such as upset, blanking, meanwhile, and to grinding the dust abrasive dust producing and cleaning cooling water and carry out closed removing, to ensure the cleanliness factor of environment. At present, the technology comparative maturity of advanced country's this respects such as Europe, Japan and Korea S, but complete machine structure complexity, expensive. The automaticity of more domestic production lines is lower, be difficult to compared with abroad, and cleannes can not meet the demands.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of glass substrate automatic grinding device, by set up commutation guiding mechanism and fine position mechanism in lapping device, can realize the high-precision grinding requirement to glass substrate, it has feature simple in structure, dependable performance.
The technical solution adopted in the utility model is: a kind of glass substrate automatic grinding device, structure comprises with X to the gantry base of straight line driving mechanism, is arranged on X to the shifting carrying platform on straight line driving mechanism and supporting grinding mechanism, also comprises and be arranged on X to the fine position mechanism between straight line driving mechanism and shifting carrying platform, the commutation guiding mechanism that is arranged on the detection contraposition mechanism coordinating in gantry base and with fine position mechanism and is arranged on gantry base top and coordinates with shifting carrying platform in described lapping device.
Further: fine position mechanism comprises and is arranged on one group of micro-adjusting mechanism that X distributes as the circular array of pivot to the fine setting base plate on straight line driving mechanism, to finely tune base plate center, the slide assembly that micro-adjusting mechanism comprises fine setting motor, finely tuned motor-driven ball-screw, be connected with screw mount pad and be arranged at the decussation roller axle collar on slide assembly, shifting carrying platform is fixed on the outer ring of the decussation roller axle collar, and shifting carrying platform has X axis, Y-axis and the rotary freedom in horizontal plane by fine setting motor to the driving of slide assembly.
Slide assembly comprises sliding bottom, middle slide carriage and the slip seat of honour, one group of first decussation roller guide rail is housed between sliding bottom and middle slide carriage, one group of second decussation roller guide rail is housed between middle slide carriage and the slip seat of honour, the first decussation roller guide rail and the second decussation roller guide rail are vertical setting, middle slide carriage and screw mount pad are connected, on the slip seat of honour, be provided with the decussation roller axle collar, inner ring in described decussation roller collar structure is positioned to slide on the seat of honour by decussation roller axle collar gland, and shifting carrying platform is fixed with outer ring by lower of the decussation roller axle collar.
Shifting carrying platform comprises transfer base plate on the outer ring that is arranged on the decussation roller axle collar, be arranged on X that on transfer base plate, structure is identical to clamping device and Y-direction clamping device and be arranged on the absorption platform of transfer base plate top by gripper shoe, described X comprise to clamping device the X that is arranged on transfer base plate to directive slide track, be arranged on X to the X on directive slide track to clamping position bar and supporting X to driving mechanism.
Absorption platform comprises by gripper shoe and is arranged on the adsorption plate of transfer base plate top and is arranged on the vaccum-suction attachement pad group on adsorption plate, and described adsorption plate is provided with the gathering sill coordinating to clamping position bar and Y-direction clamping position bar with X.
Commutation guiding mechanism comprises and is arranged on the commutation frame that forms in gantry base and by support column and crossbeam and supporting changement, described changement comprises by Y-direction displacement mechanism and elevating mechanism and is arranged on the loading plate on crossbeam, be arranged on rotating frame and the supporting vacuum cup being arranged on rotating frame below loading plate by rotary drive mechanism and rotating shaft, described Y-direction displacement mechanism comprises the installing plate being arranged on crossbeam, be symmetricly set on the Y-direction slide rail on installing plate and on Y-direction slide rail, there is the movable frame of the displacement free degree by Y-direction straight line driving mechanism, described movable frame is by upper, lower supporting plate and being arranged on, support bar between lower supporting plate forms, upper backup pad is arranged on Y-direction slide rail, on installing plate, be provided with the strip through hole coordinating with support bar, described elevating mechanism comprises the vertical guide post and the lift cylinder that are arranged on lower supporting plate, described loading plate is connected with the piston rod of lift cylinder and the lower end of vertical guide post, there is the lifting free degree.
Detect contraposition mechanism comprise the support that is arranged in gantry base, be symmetricly set on X on support to linear drives machinery hand, be arranged on X to the accurate slide unit of linear drives machinery Y-direction on hand, be arranged on the accurate slide unit of Z-direction on the accurate slide unit of Y-direction and be arranged on the detection camera on the accurate slide unit of Z-direction.
Grinding mechanism is arranged on and grinds in frame and be divided into rough lapping mechanism and the smooth grinding mechanism that structure is identical, described rough lapping mechanism comprises and is arranged on the Y-axis rough lapping guide rail that grinds in frame, is arranged on Z-axis direction rough lapping guide rail on Y-axis rough lapping guide rail, is arranged on the rough lapping installing plate on Z-axis direction rough lapping guide rail and is arranged on the rough lapping machine on rough lapping installing plate, and rough lapping machine has Y-axis, the Z-axis direction displacement free degree by Y-axis rough lapping driving mechanism and Z-axis direction rough lapping driving mechanism grinding in frame.
Adopt the utility model produce beneficial effect: 1) the utlity model has simple in structure, automaticity is high, the feature of convenient operating maintenance; 2) commutation guiding mechanism of the present utility model guarantees to realize corase grind and the polishing function to four limits of glass substrate simultaneously, and a tractor serves several purposes, has reduced cost of investment; 3) detection aligning machine of the present utility model with fine position mechanism strong cooperation the in the time adjusting, ensured perpendicularity and the depth of parallelism requirement on four limits of glass substrate, and then ensured the high-precision grinding requirement of glass substrate; 4) the high-precision X arranging in gantry base, to straight line driving mechanism, has ensured the grinding linearity requirement on four limits of glass substrate.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the enlarged diagram of B in Fig. 1;
The structural representation of Tu3Shi fine position mechanism;
Fig. 4 is the enlarged diagram of C in Fig. 3;
Fig. 5 is the structural representation of shifting carrying platform;
Fig. 6 is the structural representation of adsorption plate;
Fig. 7 is the structural representation of commutation guiding mechanism;
Fig. 8 is the enlarged diagram of D in Fig. 7;
Fig. 9 is the front elevational schematic of Fig. 7;
Figure 10 is the enlarged diagram of E in Fig. 9;
Figure 11 is the structural representation that detects contraposition mechanism;
Figure 12 is the enlarged diagram of F in Figure 11;
Figure 13 is the enlarged diagram of A in Fig. 1;
Figure 14 is the structural representation of rough lapping mechanism;
In accompanying drawing: the 1st, gantry base, 1-1 is that X is to straight line driving mechanism, the 2nd, fine position mechanism, 2-1 is fine setting base plate, 2-2 is micro-adjusting mechanism, 2-2-1 is fine setting motor, 2-2-2 is ball-screw, 2-2-3 is screw mount pad, 2-2-4 is the decussation roller axle collar, 2-2-5 is sliding bottom, 2-2-6 is middle slide carriage, 2-2-7 is the slip seat of honour, 2-2-8 is the first decussation roller guide rail, 2-2-9 is the second decussation roller guide rail, 2-2-10 is decussation roller axle collar gland, 2-2-11 is lower of the decussation roller axle collar, the 3rd, shifting carrying platform, 3-1 is transfer base plate, 3-2 is that X is to clamping device, 3-2-1 is that X is to directive slide track, 3-2-2 is that X is to clamping position bar, 3-2-3 is that X is to driving mechanism, 3-3 is Y-direction clamping device, 3-3-1 is Y-direction directive slide track, 3-3-2 is Y-direction clamping position bar, 3-3-3 is Y-direction driving mechanism, 3-4 is gripper shoe, 3-5 is absorption platform, 3-5-1 is adsorption plate, 3-5-2 is vaccum-suction attachement pad, 3-5-3 is gathering sill, the 4th, commutation guiding mechanism, 4-1 is commutation frame, 4-1-1 is support column, 4-1-2 is crossbeam, 4-2 is loading plate, 4-3 is rotary drive mechanism, 4-4 is rotating shaft, 4-5 is rotating frame, 4-6 is vacuum cup, 4-7 is installing plate, 4-8 is Y-direction slide rail, 4-9 is Y-direction straight line driving mechanism, 4-10 is movable frame, 4-10-1 is upper backup pad, 4-10-2 is lower supporting plate, 4-10-3 is support bar, 4-11 is vertical guide post, 4-12 is lift cylinder, the 5th, detect contraposition mechanism, 5-1 is support, 5-2 is that X is to linear drives machinery hand, 5-3 is the accurate slide unit of Y-direction, 5-4 is the accurate slide unit of Z-direction, 5-5 is detection camera, the 6th, grinding mechanism, 6-1 grinds frame, 6-2 is rough lapping mechanism, 6-2-1 is Y-axis rough lapping guide rail, 6-2-2 is Z-axis direction rough lapping guide rail, 6-2-3 is rough lapping installing plate, 6-2-4 is rough lapping machine, 6-2-5 is Y-axis rough lapping driving mechanism, 6-2-6 is Z-axis direction rough lapping driving mechanism, 6-3 is smooth grinding mechanism, 6-3-1 is Y-axis smooth grinding guide rail, 6-3-2 is Z-axis direction smooth grinding guide rail, 6-3-3 is smooth grinding installing plate, 6-3-4 is precise grinding machine, 6-3-5 is Y-axis smooth grinding driving mechanism, 6-3-6 is Z-axis direction smooth grinding driving mechanism.
Detailed description of the invention
It is a kind of specific embodiment of glass substrate automatic grinding device referring to accompanying drawing 1-14, structure comprises with X to the gantry base 1 of straight line driving mechanism 1-1, is arranged on X to the shifting carrying platform 3 on straight line driving mechanism 1-1 and supporting grinding mechanism 6, also comprises and be arranged on X to the fine position mechanism 2 between straight line driving mechanism 1-1 and shifting carrying platform 3, the commutation guiding mechanism 4 that is arranged on the detection contraposition mechanism 5 coordinating in gantry base 1 and with fine position mechanism 2 and is arranged on gantry base 1 top and coordinates with shifting carrying platform 3 in described lapping device. X comprises the drive part being made up of precision ball screw and motor and is arranged on the directive slide track of gantry base 1 to straight line driving mechanism 1-1.
Referring to accompanying drawing 3-4, fine position mechanism 2 comprises and is arranged on X to the fine setting base plate 2-1 on straight line driving mechanism 1-1, one group of micro-adjusting mechanism 2-2 that circular array taking fine setting base plate 2-1 center as pivot distributes, micro-adjusting mechanism 2-2 comprises fine setting motor 2-2-1, finely tuned the ball-screw 2-2-2 that motor 2-2-1 drives, the slide assembly being connected with screw mount pad 2-2-3 and be arranged at the decussation roller axle collar 2-2-4 on slide assembly, shifting carrying platform 3 is fixed on the outer ring of decussation roller axle collar 2-2-4, shifting carrying platform 3 has the X axis in horizontal plane by fine setting motor 2-2-1 to the driving of slide assembly, Y-axis and rotary freedom. slide assembly comprises sliding bottom 2-2-5, middle slide carriage 2-2-6 and slip seat of honour 2-2-7, one group of first decussation roller guide rail 2-2-8 is housed between sliding bottom 2-2-5 and middle slide carriage 2-2-6, one group of second decussation roller guide rail 2-2-9 is housed between middle slide carriage 2-2-6 and slip seat of honour 2-2-7, the first decussation roller guide rail 2-2-8 and the second decussation roller guide rail 2-2-9 are vertical setting, middle slide carriage 2-2-6 and screw mount pad 2-2-3 are connected, on the 2-2-7 of the slip seat of honour, be provided with decussation roller axle collar 2-2-4, inner ring in described decussation roller axle collar 2-2-4 structure is positioned to slide on the 2-2-7 of the seat of honour by decussation roller axle collar gland 2-2-10, shifting carrying platform 3 is fixed by the lower 2-2-11 of the decussation roller axle collar and outer ring. like this, control middle slide carriage 2-2-6 by fine setting motor 2-2-1 slides and can realize an axial position and adjust on sliding bottom 2-2-5, slip seat of honour 2-2-7 can carry out another axial being free to slide on middle slide carriage 2-2-6, and above two is axially mutually perpendicular. decussation roller axle collar 2-2-4 is housed on the 2-2-7 of the slip seat of honour, push down decussation roller axle collar inner ring on the slip seat of honour 10 by decussation roller axle collar gland 2-2-10, the lower 2-2-11 of the decussation roller axle collar is fixed on shifting carrying platform 3 on the outer ring of the decussation roller axle collar, and shifting carrying platform 3 can be rotated with respect to slip seat of honour 2-2-7.
Referring to accompanying drawing 2 and 5, shifting carrying platform 3 comprises transfer base plate 3-1 on the outer ring that is arranged on decussation roller axle collar 2-2-4, be arranged on X that the upper structure of transfer base plate 3-1 is identical to clamping device 3-2 and Y-direction clamping device 3-3 and be arranged on the absorption platform 3-5 of transfer base plate 3-1 top by gripper shoe 3-4, described X comprise to clamping device 3-2 the X that is arranged on transfer base plate 3-1 to directive slide track 3-2-1, be arranged on X to the X on directive slide track 3-2-1 to clamping position bar 3-2-2 and supporting X to driving mechanism 3-2-3. Described Y-direction clamping device 3-3 comprises the Y-direction directive slide track 3-3-1 that is arranged on transfer base plate 3-1, be arranged on Y-direction clamping position bar 3-3-2 on Y-direction directive slide track 3-3-1 and supporting Y-direction driving mechanism 3-3-3.
Referring to accompanying drawing 6, absorption platform 3-5 comprises by gripper shoe 3-4 and is arranged on the adsorption plate 3-5-1 of transfer base plate 3-1 top and is arranged on the vaccum-suction attachement pad 3-5-2 group on adsorption plate 3-5-1, and described adsorption plate 3-5-1 is provided with the gathering sill 3-5-3 coordinating to clamping position bar 3-2-2 and Y-direction clamping position bar 3-3-2 with X.
Referring to accompanying drawing 7-10, commutation guiding mechanism 4 comprises and is arranged on the commutation frame 4-1 that forms in gantry base 1 and by support column 4-1-1 and crossbeam 4-1-2 and supporting changement, described changement comprises by Y-direction displacement mechanism and elevating mechanism and is arranged on the loading plate 4-2 on crossbeam 4-1-2, be arranged on rotating frame 4-5 and the supporting vacuum cup 4-6 being arranged on rotating frame 4-5 below loading plate 4-2 by rotary drive mechanism 4-3 and rotating shaft 4-4, described Y-direction displacement mechanism comprises the installing plate 4-7 being arranged on crossbeam 4-1-2, be symmetricly set on the Y-direction slide rail 4-8 on installing plate 4-7 and on Y-direction slide rail 4-8, there is the movable frame 4-10 of the displacement free degree by Y-direction straight line driving mechanism 4-9, described movable frame 4-10 is by upper, lower supporting plate and being arranged on, support bar 4-10-3 between lower supporting plate forms, upper backup pad 4-10-1 is arranged on Y-direction slide rail 4-8, on installing plate 4-7, be provided with the strip through hole 4-7-1 coordinating with support bar 4-10-3, described elevating mechanism comprises the vertical guide post 4-11 and the lift cylinder 4-12 that are arranged on lower supporting plate 4-10-2, described loading plate 4-2 is connected with the piston rod of lift cylinder 4-12 and the lower end of vertical guide post 4-11, there is the lifting free degree.
Referring to accompanying drawing 11-12, detect contraposition mechanism 5 comprise the support 5-1 that is arranged in gantry base 1, be symmetricly set on X on support 5-1 to linear drives machinery hand 5-2, be arranged on X to the accurate slide unit 5-3 of Y-direction on linear drives machinery hand 5-2, be arranged on the accurate slide unit 5-4 of Z-direction on the accurate slide unit 5-3 of Y-direction and be arranged on the detection camera 5-5 on the accurate slide unit 5-4 of Z-direction. Detection camera 5-5 has the displacement free degree of X, Y, Z-direction to the driving of linear drives machinery hand 5-2, the accurate slide unit 5-3 of Y-direction and the accurate slide unit 5-4 of Z-direction by X. Detection camera 5-5 is for detection of the cross mark on glass substrate.
Referring to accompanying drawing 13-14, grinding mechanism 6 is arranged on and grinds frame 6-1 and go up and be divided into the 6-2 of rough lapping mechanism and the 6-3 of smooth grinding mechanism that structure is identical; Referring to accompanying drawing 13, grind frame 6-1 and be arranged on gantry base 1 sidepiece centre position, wherein the 6-2 of rough lapping mechanism and the 6-3 of smooth grinding mechanism are arranged side by side and are grinding on frame 6-1; Referring to accompanying drawing 14, the described rough lapping 6-1 of mechanism comprises and is arranged on the Y-axis rough lapping guide rail 6-2-1 that grinds on frame 6-1, is arranged on Z-axis direction rough lapping guide rail 6-2-2 on Y-axis rough lapping guide rail 6-2-1, is arranged on the rough lapping installing plate 6-2-3 on Z-axis direction rough lapping guide rail 6-2-2 and is arranged on the rough lapping machine 6-2-4 on rough lapping installing plate 6-2-3, and rough lapping machine 6-5-4 has Y-axis, the Z-axis direction displacement free degree by Y-axis rough lapping driving mechanism 6-2-5 and Z-axis direction rough lapping driving mechanism 6-2-6 grinding on frame 6-1. The structure of the 6-3 of smooth grinding mechanism is identical with the 6-1 of rough lapping mechanism, comprise and be arranged on the Y-axis smooth grinding guide rail 6-3-1 that grinds on frame 6-1, be arranged on Z-axis direction smooth grinding guide rail 6-3-2 on Y-axis smooth grinding guide rail 6-3-1, be arranged on the smooth grinding installing plate 6-3-3 on Z-axis direction smooth grinding guide rail 6-3-2 and be arranged on the precise grinding machine 6-3-4 on smooth grinding installing plate 6-3-3, and precise grinding machine 6-3-4 has Y-axis, the Z-axis direction displacement free degree by Y-axis smooth grinding driving mechanism 6-3-5 and Z-axis direction smooth grinding driving mechanism 6-3-6 grinding on frame 6-1.
When concrete enforcement, after glass substrate being placed on absorption platform 3-5 by transshipment acitivity, to clamping device 3-2 and Y-direction clamping device 3-3, glass substrate is carried out to just location by X, then controller control X moves to the position of commutation guiding mechanism 4 left to straight line driving mechanism 1-1 promotion shifting carrying platform 3 and fine position mechanism 2, and in this process, the 6-2 of rough lapping mechanism of grinding mechanism 6 and the 6-3 of smooth grinding mechanism are in origin position, at glass substrate in commutation when guiding mechanism 4 position, detecting contraposition mechanism 5 starts working, by X to linear drives machinery hand 5-2, the accurate slide unit 5-3 of Y-direction and the accurate slide unit 5-4 of Z-direction adjust the position of detection camera 5-5, make detection camera 5-5 aim at and detect the cross mark of glass substrate avris, and this position signalling is passed to controller, controller sends the precision positioning of micro-adjusting mechanism 2-2 to glass substrate in control signal activation point micro-adjusting mechanism 2 as calculated afterwards, then the vaccum-suction attachement pad 3-5-2 on absorption platform 3-5 tightly adsorbs glass substrate thereon, after finish glass substrate location, controller control X moves right to straight line driving mechanism 1-1 promotion shifting carrying platform 3 and fine position mechanism 2, at this moment in grinding mechanism 6, rough lapping machine 6-2-4 adjusts in operating position on Y-axis rough lapping guide rail 6-2-1 and Z-axis direction rough lapping guide rail 6-2-2 by the driving of Y-axis rough lapping driving mechanism 6-2-5 and Z-axis direction rough lapping driving mechanism 6-2-6, a limit of glass substrate enters in rough lapping machine 6-2-4 carries out rough lapping, if stock removal is very large, need to carry out back and forth grinding several times, after corase grind finishes, rough lapping machine 6-2-4 returns to origin position, the 6-3 of smooth grinding mechanism adjusts and enters operating position on Y-axis smooth grinding guide rail 6-3-1 and Z-axis direction smooth grinding guide rail 6-3-2 by the driving of Y-axis smooth grinding driving mechanism 6-3-5 and Z-axis direction smooth grinding driving mechanism 6-3-6, then smooth grinding is carried out in that limit of above-mentioned corase grind operation, after limit of glass substrate processes, then controller control X moves to the position of commutation guiding mechanism 4 left to straight line driving mechanism 1-1 promotion shifting carrying platform 3 and fine position mechanism 2, vaccum-suction attachement pad 3-5-2 on absorption platform 3-5 cancels glass substrate, commutation guiding mechanism 4 enters duty, under controller control by Y-direction displacement mechanism drive movable frame 4-10 move to position of glass substrate directly over, at this moment lift cylinder 4-12 drives loading plate 4-2 driven rotary framework 4-5 to move downward along vertical guide post 4-11 direction, in the time that the vacuum cup 4-6 on rotating frame 4-5 touches glass substrate, vacuum cup 4-6 produces absorption affinity absorption glass substrate, then lift cylinder 4-12 drives loading plate 4-2 driven rotary framework 4-5 to move upward and return to original position along vertical guide post 4-11 direction, under controller control, rotary drive mechanism 4-3 rotation 90 is spent and is driven glass substrate to rotate 90 degree, then lift cylinder 4-12 drives loading plate 4-2 driven rotary framework 4-5 to move downward along vertical guide post 4-11 direction, the glass substrate that makes to be adsorbed on vacuum cup 4-6 moves to absorption platform 3-5 top, vacuum cup 4-6 stops producing absorption affinity and glass substrate is placed on to the commutation action that completes glass substrate on absorption platform 3-5, after commutation has been moved, the all mechanisms that adjust reversing arrangement all reset to origin position and prepare rotation commutation work next time, at this moment the glass substrate being placed on absorption platform 3-5 carries out just location by X to clamping device 3-2 and Y-direction clamping device 3-3, detecting contraposition mechanism 5 starts working, by X to linear drives machinery hand 5-2, the accurate slide unit 5-3 of Y-direction and the accurate slide unit 5-4 of Z-direction adjust the position of detection camera 5-5, make detection camera 5-5 aim at and detect the cross mark of glass substrate avris, and this position signalling is passed to controller, controller sends the precision positioning of micro-adjusting mechanism 2-2 to glass substrate in control signal activation point micro-adjusting mechanism 2 as calculated afterwards, vaccum-suction attachement pad 3-5-2 on absorption platform 3-5 tightly adsorbs glass substrate thereon, then another limit of glass substrate enters corase grind and precision grinding process, the above course of work repeats secondary again, and four limits of glass substrate just grinding have completed.