SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a computer display LCD screen is retrieved with rubbing equipment to solve the problem that proposes among the above-mentioned background art.
The utility model adopts the technical scheme as follows:
a rubbing device for recycling a liquid crystal screen of a computer display comprises a support frame, wherein a shell is fixed to the top of the support frame, a feed hopper is installed at the top of the shell, a discharge pipe is connected to the bottom of the shell, a PLC (programmable logic controller) is installed on the front surface of the shell, a crushing mechanism for crushing the liquid crystal screen is arranged inside the shell, a dust removing mechanism is arranged on one side of the outer portion of the shell, and a material conveying mechanism is arranged on one side of the shell, opposite to the dust removing mechanism;
rubbing crusher constructs including two crushing rollers, two crushing roller is installed in the inside top of casing through rotating the seat, the front surface mounting of casing has the second motor, the second motor is located one side of PLC controller, the transmission shaft of second motor extends to the inside of casing and is connected with one of them crushing roller, two crushing roller is connected through the tooth meshing, second motor and PLC controller electric connection.
Preferably, the dust removal mechanism comprises a water tank, a water pump and a water guide pipe, the water tank is located below the inner portion of the support frame, the water guide pipe is obliquely fixed inside the shell, the water guide pipe is located above the crushing roller, a spray head is installed on one side of the water guide pipe, a water inlet and a water outlet of the water pump are respectively connected with the water guide pipe and the water tank through connecting pipes, a filter plate is obliquely fixed at the top of the water tank, and the water pump is electrically connected with the PLC.
Preferably, defeated material mechanism includes first motor, screen cloth and guide frame, the guide frame is fixed in one side outer wall of casing, the screen cloth slope is fixed in the inside below of casing, first motor is installed in the top of guide frame, the inside of guide frame is provided with the auger, the transmission shaft of first motor extends to the inside of guide frame and is connected with the one end of auger, feed port and discharge opening have been seted up respectively to one side outer wall of guide frame, the casing is linked together with feed port and discharge opening, the feed port is located one side of screen cloth, the discharge opening is located one side top of crushing roller, first motor and PLC controller electric connection.
Preferably, a material guide pipe is obliquely fixed on one side of the material guide frame, which is located at the discharge hole, and one end of the material guide pipe, which is opposite to the discharge hole, is located right above the crushing roller.
Preferably, one side of the top of the feed hopper is rotatably connected with a cover plate through a rotating shaft.
Preferably, the outer wall of one side of the shell is provided with a supporting block, and the supporting block is positioned at the bottom of the material guiding frame.
Preferably, the supporting block and the shell are of an integrated structure, and the cross section of the supporting block is in the shape of a right-angled triangle.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, can classify the LCD screen piece after smashing through the screen cloth, less LCD screen piece can directly pass the screen cloth and discharge, and great piece can get back to the top of smashing the roller again through defeated material mechanism, and then can carry out the regrinding to great LCD screen piece to improve the recycle ratio of LCD screen.
2. The utility model discloses in, through the dust removal mechanism who sets up, during the use, the water pump can be with the rivers extraction in the water tank and through aqueduct and shower nozzle blowout, and then adsorb the glass dust that the LCD screen smashed the production to improve the security and the cleanliness factor of device during operation, the filter plate can filter the LCD screen piece in the rivers and make in the rivers get into the water tank again simultaneously, thereby promote the utilization ratio of water resource.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1-3, a rubbing device for recycling a liquid crystal display of a computer display comprises a support frame 1, a shell 6 is fixed on the top of the support frame 1, a feed hopper 10 is installed on the top of the shell 6, a discharge pipe 3 is connected to the bottom of the shell 6, a PLC controller 14 is installed on the front surface of the shell 6, a crushing mechanism for crushing the liquid crystal display is arranged inside the shell 6, a dust removing mechanism is arranged on one side of the outside of the shell 6, and a material conveying mechanism is arranged on one side of the shell 6 opposite to the dust removing mechanism;
the crushing mechanism comprises two crushing rollers 7, the two crushing rollers 7 are mounted above the inside of the shell 6 through a rotating seat, a second motor 15 is mounted on the front surface of the shell 6, the second motor 15 is located on one side of the PLC 14, a transmission shaft of the second motor 15 extends into the inside of the shell 6 and is connected with one crushing roller 7, the two crushing rollers 7 are meshed and connected through gear teeth, the second motor 15 is electrically connected with the PLC 14, and the PLC 14 adopts a model of CPU226 and a rated voltage of 24V;
one side of the top of the feed hopper 10 is rotatably connected with a cover plate through a rotating shaft, and liquid crystal screen debris can be prevented from being blown out of the feed hopper 10 by the cover plate;
the outer wall of one side of the shell 6 is provided with a supporting block, the supporting block is positioned at the bottom of the guide frame 13, the supporting block and the shell 6 are of an integrated structure, and the cross section of the supporting block is in a right-angled triangle shape, so that the stability of the guide frame 13 is further improved;
after the liquid crystal display screen is thrown into the shell 6 from the feed hopper 10, when the second motor 15 drives the crushing rollers 7 to rotate through the PLC 14, the liquid crystal display screen is extruded by the two crushing rollers 7 to form fragments.
Referring to fig. 1-2, the dust removing mechanism comprises a water tank 4, a water pump 5 and a water guide pipe 9, wherein the water tank 4 is positioned below the inside of the support frame 1, the water guide pipe 9 is obliquely fixed inside the shell 6, the water guide pipe 9 is positioned above the crushing roller 7, a spray head 8 is installed on one side of the water guide pipe 9, a water inlet and a water outlet of the water pump 5 are respectively connected with the water guide pipe 9 and the water tank 4 through connecting pipes, a filter plate 2 is obliquely fixed on the top of the water tank 4, the water pump 5 is electrically connected with a PLC controller 14, the water pump 5 is 50CQ-25 in model, and the rated voltage is 380;
in-process is smashed to the LCD screen, the rivers in the water pump 5 can extract water tank 4 and spout through aqueduct 9 and shower nozzle 8, the glass dust that produces when utilizing 8 spun water smoke of shower nozzle can avoid the LCD screen to smash appears raising the phenomenon, and then can improve the cleanliness factor and the security of device during operation, simultaneously under the effect of filter plate 2, can further sieve rivers and the LCD screen after smashing, and then make rivers can flow to the water tank 4 again, so that make rivers can use repeatedly, thereby improve the utilization ratio of resource.
Referring to fig. 1 and 3, the material conveying mechanism includes a first motor 11, a screen 19 and a material guide frame 13, the material guide frame 13 is fixed on the outer wall of one side of the shell 6, the screen 19 is obliquely fixed below the inside of the shell 6, the first motor 11 is installed at the top of the material guide frame 13, an auger 16 is arranged inside the material guide frame 13, a transmission shaft of the first motor 11 extends into the inside of the material guide frame 13 and is connected with one end of the auger 16, the outer wall of one side of the material guide frame 13 is respectively provided with a feeding hole 17 and a discharging hole 18, the shell 6 is communicated with the feeding hole 17 and the discharging hole 18, the feeding hole 17 is located on one side of the screen 19, the discharging hole 18 is located above one side of the crushing roller 7, and the first motor 11 is electrically connected with the PLC controller;
a material guide pipe 12 is obliquely fixed on one side of the material guide frame 13, which is positioned at the discharge hole 18, and one end of the material guide pipe 12, which is opposite to the discharge hole 18, is positioned right above the crushing roller 7;
rubbing crusher constructs smashes the back to the display LCD screen, the LCD screen after smashing can drop to screen cloth 19's top, under the screen cloth 19 effect of slope, less LCD screen piece can directly pass screen cloth 19 and discharge from discharging pipe 3, and great LCD screen piece can pass the inside that feed port 17 entered guide frame 13, under auger 16's effect, great LCD screen piece can the rebound and pass discharge port 18, and then drop to the top of two crushing rollers 7, so that great LCD screen piece can the secondary be smashed by crushing roller 7, thereby make the clastic recovery efficiency of LCD screen higher.
According to the working principle, referring to fig. 1-3, when the crushing device is used, liquid crystal screen scraps are directly thrown into a shell 6 from a feed hopper 10, then a second motor 15, a first motor 11 and a water pump 5 are sequentially turned on through a PLC (programmable logic controller) 14, and then the second motor 15 drives two crushing rollers 7 to rotate so as to extrude and crush the liquid crystal display screen;
in the liquid crystal screen smashing process, the water pump 5 can extract water flow in the water tank 4, then the water flow can enter the water guide pipe 9 and be sprayed out from the spray head 8, and further glass dust generated by smashing the liquid crystal screen is adsorbed, so that the influence of the glass dust on the surrounding environment and the health of workers is avoided, under the action of the inclined screen 19, smaller liquid crystal screen fragments can directly penetrate through the screen 19 and be discharged from the discharge pipe 3, and larger liquid crystal screen fragments can enter the interior of the material guide frame 13 through the feed hole 17, at the moment, the first motor 11 can drive the auger 16 to rotate, and further drive the larger liquid crystal screen fragments to upwards penetrate through the discharge hole 18 and the material guide pipe 12, and then the larger liquid crystal screen fragments can fall to the tops of the two smashing rollers 7 again so as to carry out secondary smashing, and further the recovery efficiency of the liquid crystal screen fragments is higher;
the liquid crystal screen piece that passes discharging pipe 3 can be along filter plate 2 downstream to retrieve the liquid crystal screen after smashing, and the rivers of dust removal usefulness can get into water tank 4 and be used by water pump 5 extraction again, thereby can improve the utilization ratio of water resource.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.