Example 1
A full-automatic feeding and discharging method for polishing corners of square glass comprises the following steps:
(1) dividing an original square glass conveying belt into a feeding conveying belt and a discharging conveying belt which are symmetrically distributed and aligned with each other;
(2) a polishing mechanism is arranged between the feeding conveyer belt and the discharging conveyer belt;
(3) a polishing table which can move up and down and is parallel to the surface of the feeding conveyer belt is arranged in the middle of the polishing mechanism;
(4) moving the polishing table to be flush with the feeding conveyer belt, conveying the square glass on the feeding conveyer belt to the polishing table, and conveying the square glass to a polishing mechanism from the polishing table for polishing;
(5) after polishing, the polishing platform moves to the position parallel and level with the discharging conveying belt, and the polished square glass is conveyed to the discharging conveying belt.
Further, in the step 2, a cooling liquid for polishing the square glass is arranged in the polishing mechanism.
Further, in step 3, the polishing table is provided with a square glass conveying and positioning mechanism, and the square glass during feeding and discharging is conveyed and fixed through the conveying and positioning mechanism.
Further, the grinding box 30 is an open box.
Further, the conveying and positioning mechanism comprises a positioning plate 21 and a conveying wheel 22, the positioning plate 21 is symmetrically arranged at the front end and the rear end of the polishing table 20, a plurality of conveying shafts 221 which are movably connected and uniformly distributed are arranged between the positioning plates 21, the conveying shafts 221 are respectively provided with the conveying wheels 22 which are uniformly distributed, the conveying shafts 221 are mutually connected through chains 28, one side of the positioning plate 21 is provided with a conveying motor 29, the output end of the conveying motor 29 is connected with one conveying shaft 221 at the outermost side, and the end part of the polishing table 20 at one side of the discharging conveying belt 13 is provided with a rotatable baffle 24;
further, baffle 24 bottom is equipped with fixed connection's pivot 241, pivot 241 and the platform 20 tip swing joint of polishing, be equipped with in the platform 20 of polishing and rotate motor 25, it is connected with pivot 241 to rotate motor 25 output, be equipped with first pressure sensors 26 on the baffle 24 inside wall.
Utilize first pressure sensors 26, can respond to square glass's position accurate when square glass feeds, realized square glass's accurate location.
Further, the polishing mechanism comprises a polishing box, two side walls of the polishing box 30 are provided with symmetrically distributed supporting plates 33, the supporting plate 33 is concave, the supporting plate 33 is provided with symmetrically distributed polishing belts 34, the polishing belts 34 are internally provided with symmetrically distributed polishing rollers 3411 which drive the polishing belts 34 to rotate, the bottoms of the polishing rollers 3411 are movably connected with the supporting plate 33 through a connecting shaft 342, the bottom of the supporting plate 33 is provided with a polishing motor 346, the output end of the polishing motor 346 penetrates through the supporting plate 33 to be connected with one of the connecting shafts 342, the inner side of the polishing belt 34 in the middle between the polishing rollers 341 is provided with a polishing block 35, the polishing block 35 at one side close to the polishing belt 34 is provided with a polishing groove 352 which is concave towards the inside, the other side of the polishing block 35 is provided with a first hydraulic rod 351 which is connected, the bottom of the first hydraulic rod 351 is fixedly connected with the supporting plate 33, an adjusting roller 343 is arranged in the middle between the grinding rollers 341, a connecting rod 344 which is fixedly connected and parallel to the first hydraulic rod 351 is arranged at the upper end of the grinding block 35, and the bottom of the extending end of the connecting rod 344 is movably connected with the adjusting roller 343 through an adjusting shaft 345;
the design of the adjusting roller 343 and the polishing block 35 enables the polishing block 35 to drive the adjusting roller 343 to be gradually separated from the polishing belt 34 when moving to be in contact with the polishing belt 34, so that the polishing belt 34 is changed from a triangle-like shape to a polygon shape, and the polishing block 35 can push the polishing belt 34 to polish the corner of the glass;
further, the adjusting roller 343 is in smooth contact with the other side inner wall of the polishing belt 34, and the polishing belt 34 forms a triangle-like shape by the polishing roller 3411 and the adjusting roller 343;
furthermore, the middle parts of the supporting plates 33 are respectively provided with a second hydraulic rod 361 which is fixedly connected and symmetrically distributed, and the end parts of the second hydraulic rods 361 are respectively provided with a fixing plate 36 for fixing two ends of the square glass;
further, feeding conveyer belt 11 and ejection of compact conveyer belt 13 upper surface parallel and level, backup pad 33 is located one side of feeding conveyer belt 11 and ejection of compact conveyer belt 13 in grinding box 30 respectively, the direction of locating plate 21 is parallel with feeding conveyer belt 13.
Further, the middle part of the polishing box 30 is provided with a fixedly connected third hydraulic rod 31, and the end part of the third hydraulic rod 31 is fixedly connected with the polishing table 20.
The up-and-down movement of the grinding table 20 is achieved by the third hydraulic lever 31.
Further, a plurality of cooling spray pipes 54 matched with the grinding belt 34 in number are arranged on the supporting plate 33 and used for grinding cooling.
Further, the cooling spray pipes 54 are vertically fixed on the supporting plate 33, the height of the cooling spray pipes 54 is the same as the width of the grinding belt 34, and the cooling spray pipes 54 are provided with a plurality of spray holes (not marked in the figure) which are uniformly distributed at one side of the grinding belt 34, the adjacent cooling spray pipes 54 at the same side are connected through a connecting pipe 53, the connecting pipes 53 are communicated with each other through a shunt pipe 52, the bottom of the grinding box 30 is provided with a cooling box 50, the upper end of the cooling tank 50 is provided with a return pipe 51, the bottom of the grinding tank 30 which is positioned outside the third hydraulic rod 31 is provided with a plurality of evenly distributed return holes 37, the upper end of the return pipe 51 is communicated with a return hole 37 at the bottom of the grinding box 30, the cooling box 50 is stored with cooling liquid, and a cooling pump 57 is arranged in the cooling tank 50, a water outlet pipe 56 is arranged at the water outlet end of the cooling pump 57, and the extending end of the water outlet pipe 56 penetrates through the cooling tank 50 to be communicated with the flow dividing pipe 552.
Further, filter screens 55 are uniformly distributed in the return pipe 51, and the mesh apertures of the filter screens 55 are gradually reduced from top to bottom.
Filter screen 55 can be effectual collect the piece of polishing, prevents that the piece of polishing from flowing back to in the cooler bin 50, influences the operation of cooling pump.
Further, a support rod 32 is fixedly connected to the bottom of the grinding box 30.
Further, the fixing plates 36 are located outside the supporting plates 33, the fixing plates 36 on the two supporting plates 33 correspond to each other, and a second pressure sensor 362 is disposed on an outer side wall of the fixing plate 36.
Further, be located the platform 20 one side of polishing be equipped with a plurality of push plates 23 on the locating plate 21 inside wall, push plate 23 inboard is equipped with fixedly connected's fourth hydraulic stem 27, fourth hydraulic stem 27 and the inside wall fixed connection of locating plate 21.
Further, the outer surface of the push plate 23 is flush with the inner side wall of the positioning plate 21.
Through the stability when push pedal 23 can further improvement square glass is fixed, stability when guaranteeing square glass and polishing.
Further, a controller 40 is arranged on the grinding box 30, the first hydraulic rod 351, the second hydraulic rod 361, the third hydraulic rod 31 and the fourth hydraulic rod 27 are all electric hydraulic rods, and the controller 40 is electrically connected with the first hydraulic rod 351, the second hydraulic rod 361, the third hydraulic rod 31, the fourth hydraulic rod 27, the first pressure sensor 26, the second pressure sensor 362, the grinding motor 346, the rotating motor 25, the cooling pump 57 and the conveying motor 29.
Further, the size of the polishing table 20 is the same as that of square glass, and four corners of the polishing table 20 are provided with polishing notches 201 for polishing.
Furthermore, the feeding conveyer belt 11 is provided with symmetrically distributed guide plates 12.
Further, the size of the arc in the polishing groove 352 varies with the size of the corner of the square glass to be polished and the required polishing arc.
The invention relates to a full-automatic feeding and discharging method for polishing corners of square glass, which comprises the following steps of:
(1) square glass to be polished is conveyed on the feeding conveyer belt 11 in an initial state and uniformly distributed, and meanwhile, the polishing table 20 is kept flush with the upper surfaces of the feeding conveyer belt 11 and the discharging conveyer belt 13;
(2) during feeding, the controller 40 starts the feeding conveyer belt 11 to move the square glass to the upper part of the polishing table 20, and simultaneously starts the conveyer motor 29 to convey the square glass to the polishing table 20 by using the conveyer wheel 22;
(3) when the end of the square glass is contacted with the first pressure sensor 26 on the baffle plate 24, the first pressure sensor 26 senses the square glass, the controller 40 controls the conveying motor 29 to be closed, and then the fourth hydraulic rod 27 is started, so that after the square glass to be polished is the same in size, the push plate 23 at the bottom of the positioning plate 21 can push the square glass to the positioning plate 21 on the other side after the square glass to be polished is extended for a set distance, and the square glass is fixed;
(4) then the controller 40 starts the third hydraulic rod 31 to retract into the grinding box 30;
(5) after the third hydraulic rod 31 is contracted to a set distance, the square glass and the fixed plate 36 are in the same plane, the second hydraulic rod 361 is started through the controller 40, the fixed plate 36 is pushed, and the two ends of the square glass are fixed at the same time, so that the fixing of the square glass is completed, and the corner of the fixed square glass corresponds to the center of the polishing groove 352;
(6) then, the controller 40 starts the polishing motor 346 and simultaneously starts to drive the polishing belt 34 to rotate, then the first hydraulic rod 351 is started to push the polishing block 35 to push the polishing belt 34 to move towards the corner of the square glass, due to the design of the adjusting roller 343, the size of the adjusting roller 343 is adjusted, so that when the polishing block 35 pushes the polishing belt 34, the polishing belt 34 can be driven to move towards the square glass to polish the corner of the square glass, and meanwhile, the cooling pump 57 is started to spray cooling liquid to the polished part in time through the cooling spray pipe 54, so that the glass is prevented from being polished to cause over-high temperature and be cracked;
(7) because the radian of the square glass corner to be polished is fixed, as long as the size of the polishing groove 352 is designed, the radian of the polished square corner can be ensured to be the same by controlling the depth of the square glass in the polishing groove 352 (namely controlling the extension length of the first hydraulic rod 351 to be fixed);
(8) during polishing, the cooling liquid flows back into the cooling box 50 through the return hole 37 and the return pipe 55 for recycling, and the filter screen 55 can effectively collect the scraps;
(9) after polishing, the controller 40 first recovers the first hydraulic rod 351 to the initial position, then turns off the polishing motor 346, turns off the cooling pump 57, then restores the second hydraulic rod 361 to the initial position, and finally starts the third hydraulic rod 31 to drive the polishing table 20 to rise to the initial position (i.e. the polishing table 20 is flush with the upper surface of the discharge conveyor belt 13);
(10) then, the controller 40 starts the rotating motor 25 to drive the baffle plate 24 to rotate to a horizontal state, and then starts the conveying motor 29 to drive the conveying wheel 22 to convey the polished square glass to the discharging conveying belt 13, so that the automatic discharging of the square glass is realized;
(11) and then repeating the steps 1-10 to realize full-automatic feeding and discharging grinding of the square glass.
The foregoing shows and describes the general principles, essential features, and inventive features of this invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.