SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model, aim at provides an automatic hacking machine to realize the stable pile up neatly of jumbo size LCD screen box.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the embodiment of the utility model discloses an automatic stacker crane, which comprises a supporting framework, a lifting conveying platform, a platform lifting mechanism, a pallet transverse moving mechanism, a box feeding platform and a box moving mechanism, wherein the platform lifting mechanism, the pallet transverse moving mechanism, the box feeding platform and the box moving mechanism are arranged on the supporting framework,
the pallet transverse moving mechanism is used for conveying the pallet to the lifting conveying platform,
the box feeding platform is positioned above the pallet transverse moving mechanism, the box moving mechanism is used for moving the box on the box feeding platform to the pallet on the lifting conveying platform,
the platform lifting mechanism is connected with the lifting conveying platform and drives the lifting conveying platform to move in the vertical direction,
the lifting conveying platform gradually moves downwards along with the increase of the number of the boxes placed on the lifting conveying platform.
Further, platform elevating system includes slide rail, ball screw and actuating mechanism, the slide rail is fixed on supporting framework, wherein, lift conveying platform's both sides are connected to respectively slidable the slide rail, lift conveying platform passes through ball screw and connects actuating mechanism.
Further, the box feeding platform comprises a box roller platform and a box positioning mechanism which enables the box to be positioned at a preset position of the box roller platform.
Furthermore, the box positioning mechanism comprises two box positioning pieces and a box positioning driving mechanism which are symmetrically arranged; wherein,
the two box body positioning pieces are positioned above the box body roller platform and are parallel to the moving direction of the box body;
the box positioning driving mechanism is connected with the two box positioning pieces and can drive the two box positioning pieces to be synchronously close to or far away from the symmetry axes of the two box positioning pieces.
Further, the box body positioning driving mechanism comprises a servo motor and a speed reducer, and the speed reducer is connected to the box body positioning piece.
Further, the pallet transverse moving mechanism comprises a pallet roller platform and a pallet positioning mechanism, and the pallet positioning mechanism comprises a pallet positioning driving mechanism and two pallet positioning pieces which are symmetrically arranged; wherein,
the two pallet positioning parts are positioned above the pallet roller platform and are parallel to the moving direction of the pallet,
the pallet positioning driving mechanism is connected with the two pallet positioning pieces and can drive the two pallet positioning pieces to be synchronously close to or far away from the two symmetrical shafts of the pallet positioning pieces.
Further, the pallet positioning driving mechanism is an air cylinder.
Further, the box moving mechanism includes: the lifting mechanism comprises a frame, a clamping jaw fixed on the frame, a rotating module driving the frame to rotate, a transverse moving module driving the frame to transversely move in a horizontal plane, a longitudinal moving module driving the frame to longitudinally move in the horizontal plane, and a lifting module driving the frame to vertically move;
the rotating module is connected with the lifting module, the lifting module is connected with the transverse moving module, and the longitudinal moving module is connected with the supporting framework.
Furthermore, the rotating module can drive the frame to rotate by 0-360 degrees.
Further, the lifting conveying platform comprises a lifting roller platform, a pallet positioning mechanism and a braking mechanism, the lifting roller platform is connected with the platform lifting mechanism, wherein,
the brake mechanism comprises a brake rod and a brake driving mechanism which drives the brake rod to move up and down, and the brake rod is positioned at one end or a near end part of the lifting roller platform far away from the pallet transverse moving mechanism;
the pallet positioning mechanism comprises a pallet positioning driving mechanism and two pallet positioning pieces symmetrically arranged, the pallet positioning pieces are located above the lifting roller platform, the pallet positioning pieces are parallel to the moving direction of the pallet, the pallet positioning driving mechanism is connected with the pallet positioning pieces, and the pallet positioning pieces can drive the two pallet positioning pieces to be synchronously close to or far away from two symmetrical shafts of the pallet positioning pieces.
The utility model has the advantages that:
the utility model discloses a set up platform elevating system and carry out the displacement of vertical direction to lift conveying platform for box moving mechanism guarantees the stability of pile up neatly in the limited within range that vertical ascending displacement distance of side can be controlled, and equipment volume diminishes, and the stroke shortens and also makes the used pile up neatly time of single box shorten, and pile up neatly efficiency improves. The technical problems of long running time, unstable stacking, large occupied space of equipment and the like caused by overlong displacement distance of the box body moving mechanism in the vertical direction are avoided.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail 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.
As shown in fig. 1 and fig. 2, an embodiment of the present invention discloses an automatic stacker crane, which comprises a supporting framework 1, a lifting and conveying platform 2, and a platform lifting mechanism 3, a pallet traversing mechanism 4, a box feeding platform 5 and a box moving mechanism 6 which are installed on the supporting framework 1, wherein,
the pallet cross-moving mechanism 4 is used for conveying the pallet to the lifting conveying platform 2,
the box incoming material platform 5 is positioned above the pallet cross-sliding mechanism 4, the box moving mechanism 6 is used for moving the box on the box incoming material platform 5 to the pallet on the lifting conveying platform 2,
the platform lifting mechanism 3 is connected with the lifting conveying platform 2 and drives the lifting conveying platform 2 to move in the vertical direction,
the lifting conveying platform 2 gradually moves downwards along with the increase of the number of the boxes placed on the lifting conveying platform.
This embodiment carries out the displacement of vertical direction to lift conveying platform 2 through setting up platform elevating system 3, has reduced the lift stroke of clamping jaw 62 for box moving mechanism 6 can cooperate the pile up neatly again in the limited range that vertical ascending displacement distance of side can be controlled, guarantees the stability of pile up neatly, and equipment volume diminishes, makes the used pile up neatly time of single box shorten, and pile up neatly efficiency improves. The technical problems of long running time, unstable stacking, large occupied space of equipment and the like caused by overlong displacement distance of the box body moving mechanism 6 in the vertical direction are avoided.
As a preferable mode of the above embodiment, as shown in fig. 3, the platform lifting mechanism 3 includes a slide rail 31, a ball screw 32 and a driving mechanism, the slide rail 31 is fixed on the supporting frame 1, wherein two sides of the lifting and conveying platform 2 are slidably connected to the slide rail 31, respectively, and the lifting and conveying platform 2 is connected to the driving mechanism through the ball screw 32. Namely, the lifting conveying platform 2 is fixed on the lifting bracket through a ball screw and a linear slide rail 31. Thereby realizing the up-and-down displacement of the lifting conveying platform 2. The upper surface of the lifting conveying platform 2 or the box body thereon is kept at a proper height, so that a certain vertical displacement space of the box body moving mechanism 6 can be ensured, and the overlong vertical displacement distance of the box body moving mechanism 6 is avoided.
In another embodiment of the present invention, on the basis of the above embodiment, as shown in fig. 1, the box feeding platform 5 includes a box roller platform 51 and a box positioning mechanism 52 for positioning the box at a predetermined position of the box roller platform 51. After the box is conveyed to the box feeding platform 5, the positioning mechanism positions the box so that the box is located at a proper position.
In a preferred embodiment, the box positioning mechanism 52 includes two box positioning members and a box positioning driving mechanism, which are symmetrically arranged; wherein,
the two box positioning pieces are positioned above the box roller platform 51 and are parallel to the moving direction of the box;
the box positioning driving mechanism is connected with the two box positioning pieces and can drive the two box positioning pieces to be synchronously close to or far away from the symmetry axes of the two box positioning pieces.
Adopt this embodiment to carry out the box location, the in-process that the box removed to box roller platform 51 before the location promptly, two box setting elements are located the both sides of box respectively, and after the box removed to target in place, actuating mechanism drove two box setting elements and removes to the box direction, until pressing from both sides the box between two setting elements, and the box location is accomplished, puts aside the box setting element, carries out follow-up operation. Preferably, the two locating members move at the same speed to ensure that the bin is centered on the bin roller platform 51.
Further preferably, in order to avoid damaging the liquid crystal screen in the box body positioning process, the box body positioning driving mechanism comprises a servo motor and a speed reducer, and the speed reducer is connected to the box body positioning piece.
In another embodiment of the present invention, as shown in fig. 1 and 4, the pallet traversing mechanism 4 includes a pallet roller platform 41 and a pallet positioning mechanism, and the pallet positioning mechanism 42 includes a pallet positioning driving mechanism and two pallet positioning members symmetrically disposed; wherein,
the two pallet positioning members are positioned above the pallet roller platform 41 and parallel to the moving direction of the pallet, the pallet positioning members can be of plate-like structure,
the pallet positioning driving mechanism is connected with the two pallet positioning pieces and can drive the two pallet positioning pieces to be synchronously close to or far away from the two symmetrical shafts of the pallet positioning pieces.
Preferably, the pallet positioning driving mechanism is an air cylinder.
In this embodiment, the location of pallet location is kept away from and is fixed a position the same basically with the box, and the difference lies in actuating mechanism's selection, because the pallet compares with the LCD screen, and wear-resisting resistant nature will be strong many, consequently can adopt the less expensive cylinder of cost to carry out the location drive.
In another embodiment of the present invention, as shown in fig. 1 and 5, the box moving mechanism 6 includes: the device comprises a frame 61, a clamping jaw 62 fixed on the frame 61, a rotating module 63 driving the frame 61 to rotate, a transverse moving module 65 driving the frame 61 to transversely move in a horizontal plane, a longitudinal moving module driving the frame 61 to longitudinally move in the horizontal plane, and a lifting module 64 driving the frame 61 to vertically move;
the rotating module 63 is connected with the lifting module 64, the lifting module 64 is connected with the transverse moving module 65, and the longitudinal moving module is connected with the support framework 1.
Preferably, the rotating module 63 can drive the frame 61 to rotate 0-360 degrees.
In the box body moving mechanism 6 of the embodiment, the clamping jaw 62 can realize the rotation of four degrees of freedom of X \ Y \ Z \ theta, and can stack incoming materials in any direction. Use with platform elevating system 3 cooperation, can obtain the best pile up neatly and experience, the degree of accuracy, the stability of pile up neatly all obtain effective guarantee.
In another embodiment of the present invention, based on the above-mentioned embodiment, as shown in fig. 1, the lifting and conveying platform 2 comprises a lifting roller platform 21, a pallet positioning mechanism 22 and a braking mechanism 23, the lifting roller platform 21 is connected to the platform lifting mechanism 3, wherein,
the brake mechanism 23 includes a brake lever and a brake driving mechanism for driving the brake lever to move up and down, and the brake lever is located at one end or a proximal end of the lifting roller platform 21 away from the pallet traversing mechanism 4;
the pallet positioning mechanism comprises two pallet positioning pieces and two pallet positioning pieces, wherein the pallet positioning pieces are symmetrically arranged and positioned on the lifting roller platform 21, the pallet positioning pieces are parallel to the moving direction of the pallet, the pallet positioning driving mechanism is connected with the pallet positioning pieces, and the pallet positioning pieces can drive the two pallet positioning pieces to be synchronously close to or far away from two symmetrical shafts of the pallet positioning pieces.
Preferably, for the convenience of automatic alignment and automation operation, all be provided with induction mechanism on lift conveying platform, the pallet sideslip mechanism, the box supplied materials platform for the position of the pallet, box etc. that the response is located above that, information such as height. The automatic stacking machine is further provided with a PLC, the PLC is used for receiving the induction information of each induction mechanism, and controlling each part to perform orderly operation according to the induction information to complete automatic stacking.
When the automatic stacker crane disclosed by the embodiment of the utility model is adopted to stack the liquid crystal screen boxes, the automatic stacking of the liquid crystal screen boxes with 55 inches or more can be realized, firstly, the height of the lifting conveying platform is the same as that of the pallet transverse moving mechanism, when the pallet is moved onto a display board roller platform on the pallet transverse moving mechanism, firstly, the pallet positioning mechanism positions the pallet, then, the pallet is conveyed to the lifting conveying platform, the pallet moves forwards after reaching the lifting conveying platform until meeting a braking mechanism, and stops after the pallet positioning mechanism on the lifting conveying platform performs secondary positioning on the pallet, and the lifting conveying platform moves upwards to a proper position under the action of the platform lifting mechanism; the box that is equipped with the LCD screen is carried to the box supplied materials platform that is located pallet sideslip mechanism top, the box positioning mechanism on the box supplied materials platform fixes a position the back to the box, box moving mechanism drives the clamping jaw and grasps behind the box, move the box to lift conveying platform top, and with box rotation adjustment to suitable angle after, descend, make the box fall to the pallet on the lift conveying platform, then loosen the clamping jaw, accomplish the transport of a box, along with the increase of the box number of piles, platform elevating system drives lift conveying platform and moves down, until the box height reaches the predetermined value, the brake lever of arrestment mechanism moves down, the cylinder of lift conveying platform removes the pallet and the box on the pallet, accomplish the pile up neatly.
To sum up, the embodiment of the utility model provides a disclosed automatic hacking machine to box automatic alignment, automatic snatch and automatic pile up neatly, effectual work completion with artifical unable completion, the effectual risk of avoiding the during operation has improved production efficiency moreover, reduction in production cost has improved liquid crystal display panel packaging process's technology, realizes automaticly laying a good foundation for whole packing line.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention; the scope of the appended claims should be accorded the broadest interpretation so as to encompass all such modifications and equivalent arrangements as is within the spirit and scope of the present invention.