CN212355701U

CN212355701U - Automatic grade classification vanning equipment of LCD screen

Info

Publication number: CN212355701U
Application number: CN202021129228.8U
Authority: CN
Inventors: 曾晓春; 邱强林; 王涛
Original assignee: Suzhou Jiazhicai Optoelectronics Technology Co ltd
Current assignee: Suzhou Jiazhicai Optoelectronics Technology Co ltd
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2021-01-15
Anticipated expiration: 2030-06-17

Abstract

The automatic grade classification boxing equipment for the LCD screen comprises a screen conveying line, an empty box conveying line, a full box conveying line and a plurality of classification boxing units; the plurality of classified packing units are arranged side by side, and the screen conveying line, the empty box conveying line and the full box conveying line penetrate through each classified packing unit; the classification packing unit comprises an adsorption carrying mechanism and a box body positioning mechanism; adsorb transport mechanism can adsorb the LCD screen that transport screen transfer chain conveys and empty case transfer chain convey separate the cotton, box positioning mechanism can be with empty case and full case respectively along the line of symmetry location on empty case transfer chain and full case transfer chain, adsorb transport mechanism can adsorb not unidimensional LCD screen and separate the cotton, and the LCD screen, separate the cotton, empty case and full case are all along same line of symmetry symmetrical arrangement, the LCD screen dimensional change is but the line of symmetry position is unchangeable, with this equipment can classify the packing to the LCD screen of different grades.

Description

Automatic grade classification vanning equipment of LCD screen

Technical Field

The utility model relates to a display screen equipment for packing field, concretely relates to LCD screen automatic grade classification vanning equipment.

Background

Involve multiple technology in the production of LCD screen, in the packaging process, need adsorb the LCD screen of different grades from the screen transfer line, and classify according to its grade and transport in the packing box, thereby carry out the pile up neatly warehouse entry on next step, in actual production LCD screen, the transport manipulator is under CCD machine vision system's assistance, snatch the LCD screen, place the LCD screen in the packing box, can adorn a plurality of same grade LCD screens in a case, separate with the cotton partition between every LCD screen, the case is filled the back and is transported away through the assembly line.

However, the LCD screen of production has different grades, and the LCD screen of different grades has not unidimensional, and when the LCD size change, adsorption equipment on the manipulator also need change, and adsorption equipment changes the back and need recalibrate the counterpoint, and very waste time and energy, if change according to the size of LCD screen adsorbs transport mechanism, then lead to production efficiency to reduce, if every size according to the LCD screen all sets up the production line alone, then increase cost and occupy the factory inner space.

Therefore, how let adsorb the LCD screen of the compatible different dimensions of transport mechanism to can classify the LCD screen automatic sorting vanning of different grades in the production, realize the biggest reduction in production cost and improve the output quality, just become the utility model discloses the problem that the research was solved.

Disclosure of Invention

The utility model aims at providing an automatic level classification vanning equipment of LCD screen.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

the automatic grade classification boxing equipment for the LCD screen comprises a screen conveying line, an empty box conveying line, a full box conveying line and a plurality of classification boxing units;

the plurality of classified packing units are arranged side by side, wherein each classified packing unit is provided with a rack which is divided into an upper layer, a middle layer and a lower layer, the upper layer of the rack is provided with an adsorption carrying mechanism, the middle layer of the rack is provided with a box body positioning mechanism, the lower layer of the rack is provided with a part of empty box conveying lines and a part of full box conveying lines, when the plurality of classified packing units are arranged side by side, a part of empty box conveying lines of each classified packing unit are connected in series to form a complete empty box conveying line, and a part of full box conveying lines of each classified packing unit are connected in series to form a complete full box conveying line, so that the empty box conveying lines and the full box conveying lines penetrate through each classified packing unit;

the screen conveying line is used for conveying the LCD screen, the empty box conveying line is used for conveying box bodies filled with cotton or empty, articles conveyed on the empty box conveying line are defined as empty boxes, the full box conveying line is used for conveying the box bodies to be filled or filled with the LCD screen, articles conveyed on the full box conveying line are defined as full boxes, the screen conveying line, the empty box conveying line and the full box conveying line are arranged in parallel, the full box conveying line is located between the screen conveying line and the full box conveying line, and the conveying directions of the three conveying lines can be the same direction or different directions;

defining the length directions of the screen conveying line, the full box conveying line and the empty box conveying line as Y-axis directions, the arrangement direction of the classified box loading units as X-axis directions, and the direction perpendicular to an XY plane as a Z-axis direction;

the adsorption carrying mechanism comprises a carrying module and two adsorption modules, the carrying module is arranged on the upper layer of the rack along the X axis and is used for carrying the two adsorption modules, the initial position of one adsorption module is positioned above the screen conveying line and is used for adsorbing an LCD screen, the carrying module drives the adsorption module to reciprocate between the screen conveying line and the full box conveying line along the X axis, the initial position of the other adsorption module is positioned above the empty box conveying line and is used for adsorbing empty boxes (empty boxes or cotton barriers), and the carrying module drives the adsorption module to reciprocate between the empty box conveying line and the full box conveying line along the X axis;

the adsorption module comprises a frame, a guide rail assembly, a long-edge moving rod, a short-edge moving rod, a plurality of suckers, a long-edge driving mechanism for driving the long-edge moving rod to move and a short-edge driving mechanism for driving the short-edge moving rod to move; defining a long edge of the frame close to the full box conveying line as a fixed reference edge, and taking the central point of the fixed reference edge as a fixed reference point;

the guide rail assembly is fixedly arranged on the frame and used as a sliding guide rail for the long-edge moving rod and the short-edge moving rod, and the guide rail assembly consists of at least one Y-direction guide rail, at least two inclined guide rails and at least one X-direction guide rail; the Y-direction guide rail is arranged along the Y axis and is close to the fixed reference edge relative to the oblique guide rail; the at least two inclined guide rails and the Y axis form an included angle, an extension line of the inclined guide rails with the vertex of the included angle as a starting point is not intersected with the Y-direction guide rail or the X-direction guide rail, and the at least two inclined guide rails are symmetrically arranged in a left-right mode by taking a straight line passing through the fixed datum point along the X axis direction as a symmetrical line; the X-direction guide rail is arranged along the X axis and is positioned between the at least two oblique guide rails;

the long-edge moving rod is used for adsorbing the longer edge of the LCD screen or the empty box, and the short-edge moving rod is used for adsorbing the shorter edge of the LCD screen or the empty box; the long-edge moving rod is arranged along the Y axis along the length direction and is connected with the X-direction guide rail in a sliding manner relative to the frame along the X axis direction; the number of the short-edge moving rods is at least two, the length direction of each short-edge moving rod is arranged along the X axis and is connected with the Y-direction guide rail and the oblique guide rail, a slide block is arranged at the intersection point of each short-edge moving rod and the corresponding oblique guide rail, the slide block is connected with the short-edge moving rods in a sliding mode relative to the frame and is also connected with the oblique guide rail in a sliding mode relative to the frame, and therefore the short-edge moving rods are arranged in a sliding mode relative to the frame along the Y axis direction; the at least two short-side moving rods are also symmetrically arranged left and right by taking a straight line passing through the fixed datum point along the X-axis direction as a symmetrical line;

the sucking disc sets up on frame, long limit carriage release lever, minor face carriage release lever and slider, and wherein, the sucking disc on the frame all sets firmly to be close to in the frame one side on fixed reference limit evenly is equipped with the sucking disc along its length direction on the long limit carriage release lever, evenly is equipped with the sucking disc along its length direction on the minor face carriage release lever, and is close to on the minor face carriage release lever the one end on fixed reference limit sets firmly at least one sucking disc, and the adsorption plane of each sucking disc all is located the coplanar.

Furthermore, the long-edge driving mechanism comprises a long-edge transmission belt and a first motor which are arranged along the X axis, the first motor acts on the long-edge transmission belt, and the long-edge transmission belt is fixedly connected with the long-edge moving rod so as to drive the long-edge moving rod to move along the X axis; the short-edge driving mechanism comprises a short-edge transmission belt and a second motor, wherein the short-edge transmission belt and the second motor are arranged along the Y axis, the second motor acts on the short-edge transmission belt, and the short-edge transmission belt is fixedly connected with each symmetrical short-edge moving rod so as to drive the symmetrical short-edge moving rods to be in synchronous transmission connection.

Further, in the adsorption and carrying mechanism, the initial position is located above the screen conveying line, the adsorption module further comprises a pressure sensor and a plurality of FPC suckers, at least one sucker in the suckers is provided with the pressure sensor, and one side of the frame, which is close to the fixed reference edge, is provided with at least one FPC sucker.

Furthermore, the short-edge moving rod is provided with a sliding groove extending along the X axis, and the sliding groove is matched with the sliding block to form sliding connection between the sliding block and the short-edge moving rod along the length direction of the sliding block.

Furthermore, in the adsorption carrying mechanism, the carrying module comprises two position adjusting mechanisms and an X-axis driving module, the X-axis driving module is arranged on the upper layer of the rack along the X-axis, two ends of the X-axis driving module respectively act on the two position adjusting mechanisms to drive the two position adjusting mechanisms to reciprocate between the screen conveying line and the full box conveying line, and the two position adjusting mechanisms respectively act on the two adsorption modules to drive the two adsorption modules to move on the X-axis;

each position adjusting mechanism comprises a Z-axis rotating mechanism, a Z-axis driving module and a Y-axis driving module, the Z-axis rotating mechanism comprises a servo motor, the output end of the servo motor is fixedly connected with the frame so as to adjust and change the angle of the adsorption module in an XY plane, the Z-axis driving module acts on the Z-axis rotating mechanism so as to drive the Z-axis rotating mechanism to lift along the Z axis, and the Y-axis driving module acts on the Z-axis driving module so as to drive the Z-axis driving module to move along the Y axis;

the X-axis driving module, the axis driving module and the Y-axis driving module are driving structures of motor-driven ball screws or belts.

Furthermore, the box body positioning mechanism comprises a Y-direction alignment mechanism, an X-direction alignment mechanism and a lifting mechanism;

defining the transmission direction of the empty box transmission line as transmission from back to front;

the Y-direction alignment mechanism comprises a front-side alignment module, a rear-side alignment module and a Y-direction driving mechanism; the front side alignment module is arranged along the X axis and is connected to the front side of the rack in a sliding manner relative to the rack, the rear side alignment module is arranged along the X axis and is connected to the rear side of the rack in a sliding manner relative to the rack, and the front side alignment module and the rear side alignment module synchronously move along the Y axis in the opposite direction under the action of the Y-direction driving mechanism;

the X-direction alignment mechanism comprises a first full-box limiting group, a second full-box limiting group, a first empty-box limiting group, a second empty-box limiting group and an X-direction driving mechanism; the first full-box limiting group, the second full-box limiting group, the first empty-box limiting group and the second empty-box limiting group are arranged in an extending mode along the Y-axis direction and are connected to the rack in a sliding mode along the X-axis relative to the rack, the first full-box limiting group is located on one side, close to the screen conveying line, of the rack corresponding to the full-box conveying line in the vertical direction, the second full-box limiting group is located on one side, close to the empty-box conveying line, of the rack corresponding to the full-box conveying line in the vertical direction, the first empty-box limiting group is located on one side, close to the full-box conveying line, of the rack corresponding to the empty-box conveying line in the vertical direction, and the second empty-box limiting group is located on one side, far away from the full-box conveying line, of;

under the action of an X-direction driving mechanism, a second empty box limiting group and a first full box limiting group move oppositely and synchronously along an X axis, and the first empty box limiting group and the second full box limiting group move oppositely along the X axis, so that the first full box limiting group and the second full box limiting group move oppositely to position two sides of a full box in the X axis direction, the first empty box limiting group and the second empty box limiting group move oppositely to position two sides of an empty box in the X axis direction;

elevating system includes full case elevating system and empty case elevating system, full case elevating system with empty case elevating system all can rise or descend along the Z axle, and full case elevating system is located on the full case transfer chain, and is located the front side counterpoint the module with between the rear side counterpoint module, empty case elevating system is located on the empty case transfer chain, and is located the front side counterpoint the module with between the rear side counterpoint the module.

Further, in the Y-direction alignment mechanism:

the front side alignment module is internally provided with a front side positioning plate, a front side profile component, an empty box blocking plate, a front side driving module and a front side empty box carrying manipulator, the front side profile component is arranged in an extending way along an X axis, the empty box blocking plate is arranged on the front side profile component along a Z axis relative to a baffle plate in sliding connection with the front side profile component, the baffle plate is arranged on the front side profile component, the front side positioning plate is arranged below the front side profile component and is connected on the rack in a sliding way along the X axis, and the front side empty box carrying manipulator is connected on the front side driving module in a sliding way along the X axis relative to the front side profile component;

the rear side alignment module is internally provided with a rear side positioning plate, a rear side profile assembly, a rear side driving module and a rear side empty box carrying manipulator, the rear side positioning plate is arranged below the rear side profile assembly and is connected to the rack in a sliding manner along the X axis, and the rear side empty box carrying manipulator is connected to the rear side driving module in a sliding manner along the X axis relative to the rear side alignment module;

the front side driving module acts on the front side empty box carrying mechanical arm, the rear side driving module acts on the rear side empty box carrying mechanical arm, and under the driving structure, the front side empty box carrying mechanical arm and the rear side empty box carrying mechanical arm move in the same direction along the X axis simultaneously.

Further, in the X-direction alignment mechanism:

the first full-box limiting group is provided with a section bar, a first positioning plate and an air cylinder, the section bar extends along the Y axis, the air cylinder is fixedly arranged on the section bar, the positioning plate is connected to the section bar in a sliding mode, and the air cylinder acts on the positioning plate to drive the positioning plate to move along the X axis;

the second full-box limiting group is provided with a section bar and a second positioning plate, the section bar extends along the Y axis, and the positioning plate is fixedly arranged on the section bar;

the first empty box limiting group is provided with a section bar and a third positioning plate, the section bar extends along the Y axis, and the positioning plate is fixedly arranged on the section bar;

the second empty case restriction group is equipped with the section bar, the fourth locating plate, empty case promotes strip and cylinder, the section bar extends along the Y axle and arranges, empty case promotes the strip and sets firmly in the downside of section bar, the locating plate slides and sets up on the section bar, the right side cylinder acts on the locating plate, remove along the X axle with this drive locating plate, empty case promotes the strip and includes fixed frame and a plurality of gyro wheel, fixed frame extends along the Y axle and arranges and fix to the downside of second empty case restriction group, a plurality of gyro wheels are arranged in fixed frame along the Y axle, and for fixed frame along Z axle rotation.

Furthermore, the Y-direction driving mechanism comprises two double-rotation-direction ball screw mechanisms and two single-rotation-direction ball screw mechanisms, the screws in the two double-rotation-direction ball screw mechanisms and the screws in the two single-rotation-direction ball screw mechanisms are arranged along the Y axis,

the screw rods of the two double-rotation-direction ball screw mechanisms are respectively formed by connecting a left-handed screw rod and a right-handed screw rod, nuts are respectively arranged on the left-handed screw rod and the right-handed screw rod, and the nuts of the two parts respectively act on the front side alignment module and the rear side alignment module so as to drive the front side alignment module and the rear side alignment module to oppositely and synchronously move along the Y axis;

the screw rods of the two single-rotation ball screw mechanisms are single-rotation-direction screw rods, nuts are arranged on the screw rods, the nut of one single-rotation-direction ball screw mechanism is fixedly connected with the front side positioning plate, and the nut of the other single-rotation-direction ball screw mechanism is fixedly connected with the rear side positioning plate, so that the front side positioning plate and the rear side positioning plate are respectively driven to move along the Y axis.

Further, the X-direction driving mechanism comprises a cylinder group and two ball screw mechanisms,

the cylinder group drives the first empty box limit group and the second full box limit group to reversely and synchronously move along the X axis;

the screw rod in the ball screw mechanism is arranged along the X axis and is formed by connecting a left-handed screw rod and a right-handed screw rod end to end, nuts are arranged on the left-handed screw rod and the right-handed screw rod, and the nuts respectively act on the second empty box limit group and the first full box limit group so as to drive the second empty box limit group and the first full box limit group to oppositely and synchronously move along the X axis;

two ball screw mechanisms drive second empty case limit bit group and first full case limit bit group simultaneously, make empty case promote the strip and act on empty case earlier, promote empty case to elevating system upside, wait that empty case rises and breaks away from empty case conveying line, the full case limit bit group of second and first empty case limit bit group of redriving for the full case of the full case limit bit group cooperation first full case of location is full case, makes first empty case limit bit group cooperation second empty case limit bit group location is empty case.

The relevant content in the above technical solution is explained as follows:

1. in the above solution, the Y-guide rail is arranged along the Y axis and is close to the fixed reference side relative to the diagonal guide rail, so that when the short side moving bar slides along the Y axis symmetry line position by the diagonal guide rail, the suction cup on the slider connected thereto can move toward the fixed reference side;

at least two slant guide rails and Y axle become the contained angle setting, the extension line that the slant guide rail used the contained angle summit as the starting point is not crossing to guide rail or X to the guide rail, and this two piece at least slant guide rails use a straight line of passing fixed datum point along X axle direction to arrange as the symmetry line bilateral symmetry, with this when two minor face carriage release levers of symmetry along Y axle phase displacement, the sucking disc at minor face carriage release lever both ends can be close to each other, the square adsorption range that the long limit carriage release lever of cooperation constitutes, its length diminishes simultaneously the width also diminishes, with this LCD screen or when separating cotton size change, the sucking disc at both ends corresponds the LCD screen or separates cotton or the minor face both ends of empty case on the minor face carriage release lever, make the sucking disc can adsorb the edge, adsorb more in place, with this LCD screen that can compatible different not unidimensional different grades.

2. In the above-mentioned scheme, long limit carriage release lever can slide along X to the guide rail to drive the sucking disc on the long limit carriage release lever and remove along the X axle, when sliding towards fixed benchmark limit, the sucking disc on the long limit carriage release lever can adsorb the short LCD screen of width or separate cotton long limit, with the size of this cooperation minor face carriage release lever adjustment adsorption sphere, with adsorb not unidimensional LCD screen or separate cotton.

3. In the above scheme, the initial position is located in the adsorption module of screen transfer chain top, and the FPC sucking disc in its framework all is located the position that is close to fixed benchmark limit, arranges the FPC sucking disc with this mode, can adsorb the FPC that lies in the outer edge on the LCD screen of not unidimensional, because FPC has certain flexibility, does not adsorb can be impaired in handling, consequently this adsorption module can give the better protection effect of FPC.

4. In the above scheme, pressure sensor on the sucking disc can prevent that the sucking disc from pushing down excessively to crush the LCD screen, protects the LCD screen, improves the packing yields.

5. In the above scheme, first motor drive long limit drive belt, long limit drive belt act on each long limit carriage release lever, can drive a plurality of long limit carriage release levers simultaneously, make a plurality of long limit carriage release levers simultaneous movement, second motor drive short edge drive belt, short edge drive belt act on each short edge carriage release lever, can drive a plurality of short edge carriage release levers simultaneously, make a plurality of short edge carriage release levers simultaneous movement, work efficiency is high.

7. In the above scheme, be equipped with the spout that extends along the X axle on the minor face carriage release lever, this spout with the slider cooperation constitutes slider and minor face carriage release lever along its length direction's sliding connection, because the spout is the same with the minor face carriage release lever, extend along the X axle and arrange, so when the minor face carriage release lever removed along the Y axle, the minor face carriage release lever promoted the slider and removed along the Y axle, the slider receives spout and slant guide rail restriction simultaneously, can remove along the slant for the frame when removing along the X axle for the minor face carriage release lever, this kind of structure of spout cooperation slider for the minor face carriage release lever moves more smoothly on the slant guide rail.

8. In the above scheme, transport module 5 includes two position adjustment mechanism and an X axle drive module to this X axle drive module can drive two adsorption module simultaneously and remove along the X axle, and need not install actuating mechanism additional to two adsorption module respectively, saves cost and space, and two adjustment mechanism can adjust adsorption module in YZ planar position and angle simultaneously, make adsorb the transport action more accurate.

9. In the above scheme, box positioning mechanism Y is to counterpoint mechanism, the front side of empty case and full case of front side locating plate location, the rear side of empty case and full case of rear side locating plate location, under Y to actuating mechanism's effect, rear side locating plate and front side locating plate use the line of symmetry as the benchmark and fix a position empty case and full case in Y axle direction for the LCD screen, separate cotton, empty case and full case are all along the line of symmetry symmetrical arrangement, four have a common benchmark, when packing the LCD screen of different grades unidimensional, counterpoint more conveniently and more accurate.

10. In the above scheme, in the X-direction aligning mechanism of the box positioning mechanism, the first full box limiting group and the second full box limiting group move in opposite directions to position both sides of the full box in the X-axis direction, the first empty box limiting group and the second empty box limiting group move in opposite directions to position both sides of the empty box in the X-axis direction, so that the Y-direction aligning mechanism is matched to position the packing boxes of different sizes in the XY plane.

11. In the above scheme, full case elevating system and empty case elevating system are located the front side is counterpointed the module with between the rear side is counterpointed the module, full case elevating system and empty case elevating system all can rise or descend along the Z axle, act on the bottom of full case and empty case respectively, make it upwards break away from full case conveying line and empty case conveying line until being fixed a position to counterpointing mechanism and X by box Y, can descend after the location is accomplished to this constitutes one between box and the elevating system that is risen and dodges the space, other boxes on empty case transfer chain and the full case transfer chain can normally transport.

12. In the above scheme, in the front side alignment module in the Y-direction alignment mechanism, the empty box blocking plate can ascend or descend along the Z-axis to block the empty box on the empty box conveying line for the absorption mechanism to absorb.

13. In the above scheme, in the Y-direction alignment mechanism, the front empty box carrying manipulator and the rear empty box carrying manipulator move in the same direction along the X axis simultaneously to carry empty boxes to the full box conveying line, and the two carrying manipulators can support empty boxes or full boxes when the empty box lifting mechanism and the full box lifting mechanism descend, so that the boxes are suspended before positioning is completed.

14. In the above scheme, in the X-direction alignment mechanism, the roller is arranged on the empty box pushing strip of the second empty box limiting group, so that when the empty box pushing strip pushes the empty box to move along the X axis, the roller is in contact with the empty box body, rolling friction is generated, and abrasion to the empty box body is reduced.

15. In the above scheme, in the Y-direction driving mechanism, the screw rod in the ball screw mechanism is formed by connecting a left-handed screw rod and a right-handed screw rod end to end, nuts are arranged on the left-handed screw rod and the right-handed screw rod, and the nuts act on the front side alignment module and the rear side alignment module respectively so as to drive the front side alignment module and the rear side alignment module to move synchronously along the Y axis in the opposite direction, and in the state of synchronous movement, the front side alignment module and the rear side alignment module always keep symmetry in position relative to the symmetry line.

16. In the above scheme, the X-direction driving mechanism comprises a cylinder group and a ball screw mechanism, the cylinder group respectively drives the first empty box limit group and the second full box limit group to move reversely along the X axis, so that the first empty box limit group and the second full box limit group respectively move independently, a screw in the ball screw mechanism is formed by connecting a left-handed screw and a right-handed screw end to end, nuts are arranged on the left-handed screw and the right-handed screw, and the nuts respectively act on the second empty box limit group and the first full box limit group so as to drive the second empty box limit group and the first full box limit group to move synchronously along the X axis.

17. In the above scheme, LCD screen, separate cotton, empty case and full case are all along same symmetry line symmetrical arrangement under absorption or orientation state, and when LCD screen size change, the symmetry line position is unchangeable to the absorption module of the LCD screen of not unidimensional in this box positioning mechanism cooperation compatible different grades, with this to the LCD screen of different grades carries out classification package.

18. In the above scheme, the X-axis driving module, the Z-axis driving module, the Y-axis driving module, the front side driving module and the rear side driving module are all structures of motor driving screws or belts.

The working principle of the utility model is as follows:

LCD screens are conveyed on the screen conveying line, empty boxes and empty boxes (collectively called empty boxes) filled with cotton are conveyed on the empty box conveying line, and boxes to be filled or filled with LCD screens are conveyed on the full box conveying line (collectively called full boxes);

the classification packing unit comprises a rack, an adsorption carrying mechanism and a box body positioning mechanism;

the adsorption carrying mechanism comprises a carrying module and an adsorption module;

the carrying module comprises two driving modules and an X-axis driving module; the driving module comprises a Z-axis rotating mechanism, a Z-axis driving module and a Y-axis driving module;

the adsorption module comprises a frame, a guide rail assembly, a long-edge moving rod, a short-edge moving rod, a plurality of suckers, a long-edge driving mechanism for driving the long-edge moving rod to move and a short-edge driving mechanism for driving the short-edge moving rod to move;

the box body positioning mechanism comprises a Y-direction alignment mechanism, an X-direction alignment mechanism and a lifting mechanism;

the Y-direction alignment mechanism comprises a front-side alignment module, a rear-side alignment module and a Y-direction driving mechanism; the front side contraposition module is internally provided with a front side positioning plate, a front side profile component, an empty box baffle plate, a front side driving module and a front side empty box carrying manipulator; the rear side contraposition module is internally provided with a rear side positioning plate, a rear side section assembly, a rear side driving module and a rear side empty box carrying manipulator;

the X-direction alignment mechanism comprises a first full-box limit group, a second full-box limit group, a first empty-box limit group, a second empty-box limit group and an X-direction driving mechanism; the first full-box limiting group is provided with a section bar, a first positioning plate and a cylinder; the second full-box limiting group is provided with a section bar and a second positioning plate; the first empty box limiting group is provided with a section bar and a third positioning plate; the second empty box limiting group is provided with a section bar, a fourth positioning plate, an empty box pushing strip and a cylinder;

the lifting mechanism comprises a full box lifting mechanism and an empty box lifting mechanism;

defining a long edge of the frame close to the full box conveying line as a fixed reference edge, taking the center point of the fixed reference edge as a fixed reference point, and taking a straight line passing through the fixed reference point along the X-axis direction as a symmetrical line;

the first step, in the X-direction alignment mechanism, under the drive of the X-direction drive mechanism, a first full-box limiting group and a second empty-box limiting group move oppositely and simultaneously, so that an empty box in the second empty-box limiting group pushes a strip to act on an empty box of an empty-box assembly line, and the empty box passes above an empty-box lifting mechanism when moving;

secondly, the empty box is conveyed to a classification boxing unit needing the empty box by an empty box conveying line, and in the Y-direction alignment mechanism, an empty box blocking plate of the front side alignment module descends along the Z axis to block the empty box;

thirdly, the empty box lifting mechanism moves to jack the empty box on the empty box conveying line to enable the empty box to be separated from the empty box conveying line, and meanwhile, the empty box blocking plate rises and returns;

fourthly, in the X-direction alignment mechanism, a cylinder of the X-direction driving mechanism drives a first empty box limiting group to move towards the empty box along the X axis, so that a third positioning plate acts on the empty box, and simultaneously, a cylinder on a second empty box limiting group drives a fourth positioning plate to move towards the empty box along the X axis, so that the third positioning plate and the fourth positioning plate act on two sides of the empty box in the X-axis direction;

in the Y-direction alignment mechanism, under the drive of the Y-direction driving mechanism, the front side positioning plate and the rear side positioning plate move oppositely to position the empty box along the Y-axis direction;

after the positioning is finished, the front side positioning plate and the rear side positioning plate return, and the empty box lifting device descends to return, so that other empty boxes on the empty box conveying line continue to move along the Y axis;

fifthly, the front empty box carrying manipulator and the rear empty box carrying manipulator move towards the empty boxes and act on the lower portions of the empty boxes, the empty boxes are carried to the upper portions of the lifting mechanisms on the full box conveying lines from the upper portions of the empty box conveying lines, the full box lifting devices lift, the empty box bodies are supported from the lower portions, at the moment, the empty box definitions are changed into the full boxes, and the first empty box limiting groups return;

the cylinder of the X-direction driving mechanism drives the second full-box limiting group to move towards the full box along the X axis, so that the second positioning plate acts on the full box, and meanwhile, the cylinder of the first full-box limiting group drives the first positioning plate to move towards the empty box along the X axis, so that the first positioning plate and the second positioning plate act on two sides of the full box in the X-axis direction simultaneously;

after the positioning is finished, the full-box lifting device descends to return, so that other full boxes on the full-box conveying line continuously move along the Y axis;

sixthly, conveying an empty box (namely a second empty box) filled with cotton spacers on the empty box conveying line, descending the empty box blocking plate again, and intercepting the empty box;

seventhly, under the action of an empty box pushing strip in the second empty box limiting group, the empty box stays above the empty box lifting mechanism, and the empty box lifting device rises to enable the empty box to be separated from the empty box conveying line;

eighthly, in the X-direction alignment mechanism, a cylinder of the X-direction driving mechanism drives a first empty box limiting group to move towards an empty box along the X axis, so that a third positioning plate acts on the empty box, and simultaneously, a cylinder on the second empty box limiting group drives a fourth positioning plate to move towards the empty box along the X axis, so that the third positioning plate and the fourth positioning plate act on two sides of the empty box in the X-axis direction simultaneously;

in the Y-direction alignment mechanism, under the drive of the Y-direction driving mechanism, the front side positioning plate and the rear side positioning plate move oppositely and simultaneously position the empty box and the full box along the Y-axis direction, so that the positioning of the empty box and the full box in the X-axis direction and the Y-axis direction is completed, and the empty box and the full box are symmetrically positioned relative to a symmetrical line;

the ninth step, the initial position is located in the adsorption module on the empty box conveying line, the long-edge driving mechanism drives the long-edge moving rod to move along the X axis, so that a sucker on the long-edge moving rod adsorbs one long edge of the cotton barrier, a sucker in a fixed reference edge on the frame adsorbs the other long edge of the cotton barrier, the short-edge driving mechanism drives the short-edge moving rod to move along the Y axis, so that the sucker on the short-edge moving rod adsorbs two short edges of the cotton barrier, and adsorption is completed according to the size of the cotton barrier;

tenth, the carrying mechanism drives the adsorption module to move from the empty box conveying line to the full box conveying line, and the adsorption module puts the cotton partitions into the full box;

the eleventh step, the screen conveying line conveys the LCD screen, the initial position is located in an adsorption module on the screen conveying line, a long-edge driving mechanism drives a long-edge moving rod to move along an X axis, a sucker on the long-edge moving rod adsorbs one long edge of the LCD screen, a sucker in a fixed reference edge on a frame adsorbs the other long edge of the LCD screen, a short-edge driving mechanism drives a short-edge moving rod to move along a Y axis, and the sucker on the short-edge moving rod adsorbs two short edges of the LCD screen, so that adsorption is completed according to the size of the LCD screen;

twelfth, the carrying mechanism drives the adsorption module to move from the screen conveying line to the full box conveying line, and when the adsorption module reaches the position above the full box, the adsorption module puts the LCD screen into the full box;

and a thirteenth step of repeating the ninth step to the twelfth step, filling the full box in a mode of overlapping a layer of LCD screen and a layer of cotton, returning the box body positioning mechanism after filling, and returning to the first step to continue the next box filling.

The utility model has the advantages as follows:

1. compatibility is good, and horizontal, vertical and slant guide rail on the long limit adsorption component and the short side adsorption component cooperation sliding guide among the adsorption module can be according to the LCD screen of equidimension not or separate cotton adjustment position and interval.

2. Adsorption effect is reliable, and the setting up of hypotenuse guide rail makes minor face adsorption component can adsorb LCD screen corner position, and the FPC sucking disc can adsorb the FPC at LCD screen edge, and pressure sensor can prevent that excessive pressure from damaging the LCD screen simultaneously.

3. The positioning efficiency is high, the front side alignment module and the rear side alignment module synchronously move, and the first full box limit group and the second empty box limit group synchronously move, so that the positioning of the empty boxes and the full boxes is simultaneously completed.

4. The counterpoint is accurate, and adsorption module and box positioning mechanism use same straight line as the symmetrical line, and when the LCD screen, separate cotton and box dimensional change, the symmetrical line position is unchangeable, has avoided the error that counterpoint again caused, and the counterpoint precision improves.

5. The LCD screen grade number that is suitable for different production needs, a plurality of categorised vanning units set up side by side along three transfer chains, and this kind of modularization equipment can be according to the productivity needs, as required packing carries out quantity control to categorised vanning unit.

Drawings

FIG. 1 is a perspective view of a boxing apparatus;

FIG. 2 is a perspective view of the sorting and boxing unit;

FIG. 3 is a perspective view of the adsorption carrying mechanism;

FIG. 4 is a perspective view of an adsorption module;

FIG. 5 is an assembly drawing of a sliding guide rail assembly, a long side adsorption assembly, a long side driving mechanism, an FPC sucking disc and a sucking disc;

FIG. 6 is an enlarged view of a portion A of FIG. 5;

FIG. 7 is an enlarged view of a portion B of FIG. 5;

FIG. 8 is a perspective view of a middle-layer box body positioning mechanism, a lower-layer empty box conveying line and a full box conveying line of a rack;

FIG. 9 is a perspective view of the other view of the middle-layer box body positioning mechanism, the lower-layer empty box conveying line and the full box conveying line of the rack;

FIG. 10 is a perspective view of the case positioning mechanism;

FIG. 11 is a perspective view of the positioning mechanism of the case from another perspective;

in the above drawings: 1. a screen conveying line; 2. an empty box conveyor line; 3. a full-box conveying line; 4. a classification packing unit; 401. a frame; 5. a carrying module; 501. a position adjustment mechanism; 502. an X-axis drive module; a Z-axis rotation mechanism; 504. a Z-axis drive module; 505. a Y-axis drive module; 6. an adsorption module; 601. a frame; 602. a long-side moving rod; 603. a short-side travel bar; 604. a suction cup; 605. Y-direction guide rail; 606. an oblique guide rail; an X-direction guide rail 607; 608. a slider; 609. a long-side transmission belt; 610. a first motor; 611. a short-side transmission belt; 612. a second motor; 613, FPC sucker; 614. a chute; 7. fixing the reference edge; 8. fixing a reference point; 9. a line of symmetry; 10. a front side alignment module; 1001. a front side positioning plate; 1002. an empty-box barrier plate; 1003. a front side empty box carrying manipulator; 11. a rear side alignment module; 1101. a rear positioning plate; 1102. the rear side empty box carrying manipulator; 12. a first full bin limit group; 1201. a first positioning plate; 13. a second full bin limit group; 1301. a second positioning plate; 14. a first empty box limit group; 1401. a third positioning plate; 15. a second empty box limit group; 1501. an empty case push bar; 1502. a fourth positioning plate; 16. a full bin lift mechanism; 17. empty case elevating system.

Detailed Description

The invention will be further described with reference to the following drawings and examples:

example (b): automatic grade classification vanning equipment of LCD screen

The present disclosure will be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the disclosure may be shown and described, and which, when modified and varied by the techniques taught herein, can be made by those skilled in the art without departing from the spirit and scope of the disclosure.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. The singular forms "a", "an", "the" and "the", as used herein, also include the plural forms.

The terms "first," "second," and the like, as used herein, do not denote any order or importance, nor do they denote any order or importance, but rather are used to distinguish one element from another element or operation described in such technical terms.

As used herein, "connected" or "positioned" refers to two or more elements or devices being in direct physical contact with each other or in indirect physical contact with each other, and may also refer to two or more elements or devices being in operation or acting on each other.

As used herein, the terms "comprising," "including," "having," and the like are open-ended terms that mean including, but not limited to.

As used herein, the term (terms), unless otherwise indicated, shall generally have the ordinary meaning as commonly understood by one of ordinary skill in the art, in this written description and in the claims. Certain words used to describe the disclosure are discussed below or elsewhere in this specification to provide additional guidance to those skilled in the art in describing the disclosure.

The terms "front", "rear", "upper", "lower", "left" and "right" used herein are directional terms, and are used only for describing the positional relationship between the structures, and are not intended to limit the specific direction of the protective reaction and the practical implementation of the present invention.

Referring to fig. 1 to 11, an LCD panel automatic grade sorting and boxing apparatus includes a screen conveying line 1, an empty box conveying line 2, a full box conveying line 3, and a plurality of sorting and boxing units 4.

As shown in fig. 1, the plurality of classified packing units 4 are arranged side by side, wherein each classified packing unit 4 is provided with a rack 401, the rack 401 is divided into an upper layer, a middle layer and a lower layer, the upper layer of the rack 401 is provided with an adsorption carrying mechanism, the middle layer of the rack 401 is provided with a box body positioning mechanism, the lower layer of the rack 401 is provided with a part of the empty box conveying line 2 and a part of the full box conveying line 3, when the plurality of classified packing units 4 are arranged side by side, a part of the empty box conveying line 2 and a part of the full box conveying line 3 on the lower layer of the rack 401 are spliced into a complete empty box conveying line 2 and a complete full box conveying line 3, so that the empty box conveying line 2 and the full box conveying line 3 penetrate through each classified packing unit 4, and the screen conveying line is positioned on one side of;

the screen conveying line 1 is used for conveying LCD screens, a long linear motor is arranged on the screen conveying line 1, a tray is arranged on a rotor of the long linear motor, the tray is used for placing the LCD screens, the empty box conveying line 2 is used for conveying boxes filled with cotton partitions or empty boxes, the empty boxes and the boxes filled with the cotton partitions conveyed on the empty box conveying line 2 are defined to be empty boxes, the full box conveying line 3 is used for conveying boxes to be filled or filled with the LCD screens, the boxes filled with the LCD screens and the boxes filled with the LCD screens conveyed on the full box conveying line 3 are defined to be full boxes, the screen conveying line 1, the empty box conveying line 2 and the full box conveying line 3 are arranged in parallel, and the full box conveying line 3 is located between the screen conveying line 1 and the full box conveying line 3;

defining the length directions of the screen conveying line 1, the full box conveying line 3 and the empty box conveying line 2 as Y-axis directions, the arrangement direction of the classified packing units 4 as X-axis directions, and the direction perpendicular to an XY plane as a Z-axis direction;

the transmission direction of the empty box transmission line 2 is defined as transmission from back to front;

define screen transfer chain 1 and be located full case transfer chain 3 left sides, empty case transfer chain 2 is located full case transfer chain 3 right sides.

As shown in fig. 2 to 7, the adsorption conveying mechanism includes a conveying module 5 and two adsorption modules 6, the conveying module 5 is arranged on the rack 401 along the X axis, of the two adsorption modules 6, an initial position of one adsorption module 6 is located above the screen conveying line 1 and is used for adsorbing an LCD screen, the conveying module 5 drives the adsorption module 6 to reciprocate along the X axis between the screen conveying line 1 and the full box conveying line 3, an initial position of the other adsorption module 6 is located above the empty box conveying line 2 and is used for adsorbing cotton, and the conveying module 5 drives the adsorption module 6 to reciprocate along the X axis between the empty box conveying line 2 and the full box conveying line 3;

as shown in fig. 2 and fig. 3, the carrying module 5 includes two position adjusting mechanisms 501 and an X-axis driving module 502;

the X-axis driving module 502 is arranged on the upper layer of the rack 401 along the X axis and drives the two adjusting mechanisms 501 to move along the X axis, wherein one adjusting mechanism 501 reciprocates between the screen conveying line 1 and the full box conveying line 3, the other position adjusting mechanism 501 reciprocates between the empty box conveying line 2 and the full box conveying line 3, and the two position adjusting mechanisms 501 respectively act on the two adsorption modules 6 so as to drive the two adsorption modules 6 to move on the X axis;

each position adjusting mechanism 501 comprises a Z-axis rotating mechanism 503, a Z-axis driving module 504 and a Y-axis driving module 505, the Z-axis rotating mechanism 503 comprises a motor, an output end of the motor is connected with a rigid plate, the rigid plate is fixedly connected with the frame 601 so as to adjust the angle of the adsorption module 6 in the XY plane, the Z-axis driving module 504 acts on the Z-axis rotating mechanism 503 so as to drive the Z-axis rotating mechanism 503 to lift along the Z axis, and the Y-axis driving module 505 acts on the Z-axis driving module 504 so as to drive the Z-axis driving module 504 to move along the Y axis;

the X-axis driving module 502, the Z-axis driving module 504 and the Y-axis driving module 505 are all of a structure of driving a screw rod or a belt by a motor.

As shown in fig. 4 to 7, the adsorption module 6 includes a frame 601, a rail assembly, a long-side moving rod 602, a short-side moving rod 603, a plurality of suction cups 604, a long-side driving mechanism for driving the long-side moving rod 602 to move, and a short-side driving mechanism for driving the short-side moving rod 603 to move, and further includes an FPC suction cup 613 and a pressure sensor;

defining a long edge of the frame 601 close to the full box conveying line 3 as a fixed reference edge 7, taking a central point of the fixed reference edge 7 as a fixed reference point 8, and taking a straight line passing through the fixed reference point 8 along the X-axis direction as a symmetrical line 9;

the frame 601 is a frame formed by sectional materials;

the guide rail assembly is fixedly arranged on the frame 601 and consists of four Y-direction guide rails 605, two inclined guide rails 606 and two X-direction guide rails 607; the four Y-directional guide rails 605 are arranged along the Y axis and are arranged two by two symmetrically with respect to the line of symmetry 9, and the four Y-directional guide rails 605 are closer to the fixed reference edge 7 than the diagonal guide rails 606; the two inclined guide rails 606 are arranged at an included angle with the Y axis, an extension line of the inclined guide rails 606 with the vertex of the included angle as a starting point does not intersect with the Y-direction guide rail 605 or the X-direction guide rail 607, and the two inclined guide rails 606 are arranged in bilateral symmetry relative to the symmetry line 9; the two X-direction guide rails 607 are both arranged in parallel along the X axis and are located between the two oblique guide rails 606;

the long-side moving rods 602 are arranged along the Y axis in the length direction thereof, and are connected with the X-direction guide rail 607 in a sliding manner in the X axis direction with respect to the frame 601;

the number of the short-side moving rods 603 is two, the length direction of each short-side moving rod 603 is arranged along the X axis and is connected with the Y-direction guide rail 605 and the oblique guide rail 606, a sliding block 608 is arranged at the intersection point of each short-side moving rod 603 and the corresponding oblique guide rail 606, a sliding groove 614 extending along the X axis is arranged on each short-side moving rod 603, the sliding groove 614 is matched with the sliding block 608, and the sliding block 608 is formed to be in sliding connection with the short-side moving rods 603 along the length direction of the short-side moving rods, and is also connected with the oblique guide rail 606, namely in sliding connection with the frame 601 along the oblique guide rail 606, so that the short-side moving rods; and the two short side moving rods 603 are also arranged in left-right symmetry with a straight line passing through the fixed reference point 8 along the X-axis direction as a symmetry line 9;

the suction cups 604 are disposed on the frame 601, the long side moving rod 602, the short side moving rod 603, and the slider 608, wherein the suction cups 604 on the frame 601 are all fixedly disposed on one side of the frame 601 close to the fixed reference side 7, and at least one suction cup 604 is fixedly disposed on one end of the short side moving rod 603 close to the fixed reference side 7.

The long edge driving mechanism comprises a long edge transmission belt 609 and a first motor 610 which are arranged along the X axis, and further comprises a connecting block, the first motor 610 acts on the long edge transmission belt 609, the long edge transmission belt 609 is fixedly connected with the connecting block, and the long edge moving rod 602 is fixedly connected with the connecting block so as to drive the long edge moving rod 602 to move along the X axis; the short-side driving mechanism comprises a short-side transmission belt 611 and a second motor 612 which are arranged along the Y axis, and further comprises two connecting blocks, the second motor 612 acts on the short-side transmission belt 611, the two connecting blocks are fixedly connected to the short-side transmission belt 611 and are arranged at equal intervals, and the two connecting blocks are respectively and fixedly connected with the two symmetrical short-side moving rods 603 so as to drive the two symmetrical short-side moving rods 603 to be in synchronous transmission connection.

In the adsorption and carrying mechanism, the initial position is located above the screen conveying line 1, the adsorption module 6 further comprises a pressure sensor and a plurality of FPC suckers 613, at least one sucker 604 in the suckers 604 is provided with the pressure sensor, and one side of the frame 601, which is close to the fixed reference edge 7, is provided with at least one FPC sucker 613.

As shown in fig. 8 to 10, the box positioning mechanism includes a Y-direction positioning mechanism, an X-direction positioning mechanism, and a lifting mechanism;

the Y-direction alignment mechanism comprises a front-side alignment module 10, a rear-side alignment module 11 and a Y-direction driving mechanism; the front side aligning module 10 is arranged on the rack 401 along an X axis and is connected to the front side of the rack 401 in a sliding manner relative to the rack 401, the rear side aligning module 11 is arranged on the rack 401 along the X axis and is connected to the rear side of the rack 401 in a sliding manner relative to the rack 401, and under the action of a Y-direction driving mechanism, the front side aligning module 10 and the rear side aligning module 11 move synchronously in opposite directions;

the front side contraposition module 10 is provided with a front side positioning plate 1001, a front side section bar component, an empty box blocking plate 1002, a front side driving module and a front side empty box carrying manipulator 1003;

the front side profile assembly is formed by fixedly connecting a plurality of profiles and is arranged in an extending mode along an X axis, an empty box blocking plate 1002 is a blocking plate which is connected with the front side profile assembly in a sliding mode and is arranged on the front side profile assembly, a front side positioning plate 1001 is fixedly connected to the rear side of the front side profile assembly, one end of the front side blocking plate extends towards the right side of an empty box conveying line 2, the other end of the front side blocking plate extends towards the left side of a full box conveying line 3, and therefore empty boxes and full boxes can be positioned at the same time, a front side empty box carrying manipulator 1003 is a bending supporting plate, the bending supporting plate is connected with a front side driving module in a sliding mode along the X axis relative to the front side profile assembly, and a bottom edge, close;

the rear side positioning module 11 is provided with a rear side positioning plate 1101, a rear side section assembly, a rear side driving module and a rear side empty box carrying manipulator 1102;

the rear side profile assembly is formed by fixedly connecting a plurality of profiles which are arranged in an extending mode along the X axis, a rear side positioning plate 1101 is fixedly connected to the front side of the rear side profile assembly, one end of the rear side positioning plate extends towards the right side of the empty box conveying line 2, the other end of the rear side positioning plate extends towards the left side of the full box conveying line 3, so that an empty box and a full box can be positioned at the same time, the rear side empty box conveying manipulator 1102 is a bending supporting plate, the bending supporting plate is connected to the rear side driving module in a sliding mode along the X axis relative to the rear side alignment module 11, and a bottom edge, close to the rear;

the Y-direction driving mechanism comprises two double-rotation-direction ball screw mechanisms and two single-rotation-direction ball screw mechanisms, screws in the two double-rotation-direction ball screw mechanisms and screws in the two single-rotation-direction ball screw mechanisms are all arranged on the rack 401 along a Y axis, wherein one of the two double-rotation-direction ball screw mechanisms is arranged on the right side of the empty box conveying line 2, the other one of the two double-rotation-direction ball screw mechanisms is arranged on the left side of the full box conveying line 3, and the two single-rotation-direction ball screw mechanisms are both arranged between the empty box conveying line 2 and the full box conveying line 3;

the screws of the two double-rotation-direction ball screw mechanisms are respectively formed by connecting a left-handed screw and a right-handed screw, nuts are respectively arranged on the left-handed screw and the right-handed screw, and the nuts of the two parts respectively act on the front side alignment module 10 and the rear side alignment module 11 so as to drive the front side alignment module 10 and the rear side alignment module 11 to oppositely and synchronously move along the Y axis;

the screws of the two single-rotation ball screw mechanisms are both single-rotation screws, nuts are arranged on the screws, the nut of one single-rotation ball screw mechanism is fixedly connected with the front side positioning plate 1001, and the nut of the other single-rotation ball screw mechanism is fixedly connected with the rear side positioning plate 1101, so that the front side positioning plate 1001 and the rear side positioning plate 1101 are respectively driven to move along the Y axis.

The front driving module drives the front empty box handling robot 1003 to move along the X axis, the rear driving module drives the rear empty box handling robot 1102 to move along the X axis, and in this driving structure, the front positioning plate 1001 and the rear positioning plate 1101 simultaneously move in the Y axis direction, and the front empty box handling robot 1003 and the rear empty box handling robot 1102 simultaneously move in the X axis direction.

The X-direction alignment mechanism comprises a first full-box limiting group 12, a second full-box limiting group 13, a first empty-box limiting group 14, a second empty-box limiting group 15 and an X-direction driving mechanism;

the first full-box limiting group 12, the second full-box limiting group 13, the first empty-box limiting group 14 and the second empty-box limiting group 15 are arranged in an extending mode along the Y-axis direction and are connected to the rack 401 in a sliding mode along the X-axis relative to the rack 401, wherein the first full-box limiting group 12 is located on one side, close to the screen conveying line 1, of the rack 401 corresponding to the full-box conveying line 3 in the vertical direction, namely the left side of the full-box conveying line 3; the second full-box limiting group 13 is positioned on one side, close to the empty-box conveying line 2, of the rack 401 in the vertical direction corresponding to the full-box conveying line 3, namely the right side of the full-box conveying line 3; the first empty box limiting group 14 is positioned on one side, close to the full box conveying line 3, of the frame 401 in the vertical direction corresponding to the empty box conveying line 2, namely on the left side of the empty box conveying line 2; the second empty box limiting group 15 is positioned on one side, away from the full box conveying line 3, of the rack 401 in the vertical direction corresponding to the empty box conveying line 2, namely the right side of the empty box conveying line 2;

the first full-box limiting group 12 is provided with a section bar, a first positioning plate 1201 and an air cylinder, wherein the section bar extends along the Y axis and is connected to the rack 401 in a sliding manner, the air cylinder is fixedly arranged on the section bar, and the first positioning plate 1201 is fixedly arranged on a piston rod of the air cylinder so as to drive the first positioning plate 1201 to move along the X axis;

the second full-box limiting group 13 is provided with a section bar and a second positioning plate 1301, the section bar is arranged along the Y axis in an extending mode and is connected to the rack 401 in a sliding mode, and the second positioning plate 1301 is fixedly arranged on the section bar

The first empty box limiting group 14 is provided with a section bar and a third positioning plate 1401, the section bar is arranged along the Y axis in an extending mode and is connected to the rack 401 in a sliding mode, and the third positioning plate 1401 is fixedly arranged on the section bar;

the second empty box limiting group 15 is provided with a section bar, a fourth positioning plate 1501, an empty box pushing strip 1501 and an air cylinder, the section bar is arranged in an extending mode along the Y axis and is connected to the rack 401 in a sliding mode, the empty box pushing strip 1501 is fixedly arranged on the lower side of the section bar, the fourth positioning plate 1502 is fixedly arranged on a piston rod of the air cylinder, the fourth positioning plate 1502 is driven to move along the X axis through the section bar, the empty box pushing strip 1501 comprises a fixing frame and a plurality of rollers, the fixing frame is arranged in an extending mode along the Y axis and is fixed to the lower side of the second empty box limiting group 15, and the rollers are arranged in the fixing frame along the Y axis and rotate relative to the;

the X-direction driving mechanism comprises a cylinder group and two ball screw mechanisms, the cylinder group is arranged on the rack 401 along the X axis and is positioned between the empty box conveying line 2 and the full box conveying line 3, one of the two ball screw mechanisms is arranged on the front side of the rack along the X axis and is positioned below the front side aligning module 10, and the other ball screw mechanism is arranged on the rear side of the rack along the X axis and is positioned below the rear side aligning module 11;

the cylinder group is provided with two cylinders, the two cylinders respectively and independently drive the first empty box limit group 14 and the second full box limit group 13 to move reversely along the X axis, the screw rod in the ball screw mechanism is arranged along the X axis and is formed by connecting a left-handed screw rod and a right-handed screw rod end to end, the left-handed screw rod and the right-handed screw rod are respectively provided with a nut, the nuts respectively act on the second empty box limit group 15 and the first full box limit group 12, and the two ball screw mechanisms are respectively positioned at the front end and the rear end of the second empty box limit group 15 and the first full box limit group 12 so as to drive the second empty box limit group 15 and the first full box limit group 12 to move synchronously along the X axis;

under the action of the X-direction driving mechanism, the first empty box limiting group 14 and the second full box limiting group 13 move reversely and synchronously, and the second empty box limiting group 15 and the first full box limiting group 12 move oppositely and synchronously.

The lifting mechanism comprises a full box lifting mechanism 16 and an empty box lifting mechanism 17, the full box lifting mechanism 16 and the empty box lifting mechanism 17 are both located between the front side alignment module 10 and the rear side alignment module 11, the full box lifting mechanism 16 is located in the full box conveying line 3, the empty box lifting mechanism 17 is located in the empty box conveying line 2, the full box lifting mechanism 16 and the empty box lifting mechanism 17 are both provided with cylinders and action plates, and the action plates are driven by the cylinders to ascend or descend along the Z axis.

Other embodiments and structural changes of the present invention are described below as follows:

1. in the above embodiments, the frame body in the adsorption mechanism is a profile frame, and may also be a horizontal plate, and the adsorption module is disposed below the horizontal plate, and any structure capable of fixing the adsorption module should be included in the present invention, which can be understood and accepted by those skilled in the art.

2. In the above embodiments, the front side driving module and the rear side driving module both drive the front side positioning plate and the rear side positioning plate through the ball screw mechanism, and a worm gear mechanism or a linear motor can also be used, as long as the mechanism drives the front side positioning plate and the rear side positioning plate to move along the Y axis, all should be included in the utility model discloses in, this can be understood and accepted by those skilled in the art.

3. In the above embodiments, the Y-direction driving mechanism and the X-direction driving mechanism both include ball screw mechanisms, and the screws in the ball screw mechanisms are formed by connecting a left-handed screw and a right-handed screw end to end, and may also be gear rack mechanisms (three gears are connected to drive two racks to move in opposite directions) or two linear motors, as long as the mechanisms can drive two components to move in opposite directions, which can be understood and accepted by those skilled in the art.

4. In the above embodiments, the long-side driving mechanism and the short-side driving mechanism are both motor-driven belt mechanisms, and may also be ball screw mechanisms or rack-and-pinion mechanisms driving the long-side moving rods and the short-side moving rods, as long as the mechanisms can drive the long-side moving rods and the short-side moving rods, which should be included in the present invention, this can be understood and accepted by those skilled in the art.

5. In the above embodiments, the second full-box limiting group, the first empty-box limiting group, the first positioning plate and the fourth positioning plate are all driven by the cylinder, and may also be driven by the linear motor or the ball screw mechanism driven by the motor, and any mechanism capable of driving these four components to make linear motion should be included in the present invention, which can be understood and accepted by those skilled in the art.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides an automatic hierarchical classification vanning equipment of LCD screen, includes screen transfer chain (1), its characterized in that: the automatic box filling machine also comprises an empty box conveying line (2), a full box conveying line (3) and a plurality of classified box filling units (4);

the plurality of classified packing units (4) are arranged side by side, wherein each classified packing unit (4) is provided with a rack (401), the rack (401) is divided into an upper layer, a middle layer and a lower layer, the upper layer of the rack (401) is provided with an adsorption carrying mechanism, the middle layer of the rack (401) is provided with a box body positioning mechanism, and the lower layer of the rack (401) is provided with the empty box conveying line (2) and the full box conveying line (3);

the screen conveying line (1), the empty box conveying line (2) and the full box conveying line (3) are arranged in parallel, and the full box conveying line (3) is located between the screen conveying line (1) and the empty box conveying line (2);

the length directions of the screen conveying line (1), the full box conveying line (3) and the empty box conveying line (2) are defined as Y-axis directions, the arrangement direction of the classified packing units (4) is an X-axis direction, and the direction perpendicular to an XY plane is a Z-axis direction;

the adsorption conveying mechanism comprises a conveying module (5) and two adsorption modules (6), the conveying module (5) is arranged on the upper layer of a rack (401) along an X axis, the initial position of one adsorption module (6) in the two adsorption modules (6) is located above the screen conveying line (1), the conveying module (5) drives the adsorption module (6) to reciprocate between the screen conveying line (1) and the full box conveying line (3) along the X axis, the initial position of the other adsorption module (6) is located above the empty box conveying line (2), and the conveying module (5) drives the adsorption module (6) to reciprocate between the empty box conveying line (2) and the full box conveying line (3) along the X axis;

the adsorption module (6) comprises a frame (601), a guide rail assembly, a long-edge moving rod (602), a short-edge moving rod (603), a plurality of suckers (604), a long-edge driving mechanism for driving the long-edge moving rod (602) to move and a short-edge driving mechanism for driving the short-edge moving rod (603) to move;

defining a long edge of the frame (601) close to the full box conveying line (3) as a fixed reference edge (7), and taking the central point of the fixed reference edge (7) as a fixed reference point (8);

the guide rail assembly is fixedly arranged on the frame (601), and consists of at least one Y-direction guide rail (605), at least two oblique guide rails (606) and at least one X-direction guide rail (607); the Y-direction guide rail (605) is arranged along the Y axis and is close to the fixed reference edge (7) relative to the oblique guide rail (606); the at least two inclined guide rails (606) form an included angle with the Y axis, the extension line of the inclined guide rails (606) taking the vertex of the included angle as a starting point is not intersected with the Y-direction guide rail (605) or the X-direction guide rail (607), and the at least two inclined guide rails (606) are arranged in a left-right symmetrical mode by taking a straight line passing through the fixed reference point (8) along the X axis direction as a symmetrical line (9); each X-direction guide rail (607) is arranged along the X axis and is positioned between the at least two oblique guide rails (606);

the long-side moving rod (602) is arranged along the Y axis along the length direction and is connected with the X-direction guide rail (607) in a sliding way along the X axis direction relative to the frame (601); the number of the short-edge moving rods (603) is at least two, the length direction of each short-edge moving rod (603) is arranged along the X axis and is connected with the Y-direction guide rail (605) and the oblique guide rail (606), a sliding block (608) is arranged at the intersection point of each short-edge moving rod (603) and the corresponding oblique guide rail (606), and the sliding block (608) is connected with the short-edge moving rods (603) in a sliding manner along the length direction of the short-edge moving rods and is also connected with the oblique guide rail (606), namely is connected with the frame (601) in a sliding manner along the oblique guide rail (606), so that the short-edge moving rods are arranged in a sliding manner relative to the frame (601; the at least two short-side moving rods (603) are also symmetrically arranged in the left-right direction by taking a straight line passing through the fixed reference point (8) along the X-axis direction as a symmetrical line (9);

the sucker (604) is arranged on the frame (601), the long-edge moving rod (602), the short-edge moving rod (603) and the sliding block (608), wherein the sucker (604) on the frame (601) is fixedly arranged on one side, close to the fixed reference edge (7), of the frame (601), and at least one sucker (604) is fixedly arranged at one end, close to the fixed reference edge (7), of the short-edge moving rod (603).

2. The LCD screen automatic level sorting boxing apparatus of claim 1, wherein: the long edge driving mechanism comprises a long edge transmission belt (609) and a first motor (610), the long edge transmission belt (609) is arranged along the X axis, the first motor (610) acts on the long edge transmission belt (609), and the long edge transmission belt (609) is fixedly connected with the long edge moving rod (602) so as to drive the long edge moving rod (602) to move along the X axis; the short-side driving mechanism comprises a short-side transmission belt (611) and a second motor (612), the short-side transmission belt (611) is acted on by the second motor (612), and the short-side transmission belt (611) is fixedly connected with each symmetrical short-side moving rod (603), so that the symmetrical short-side moving rods (603) are driven to be synchronously connected.

3. The LCD screen automatic level sorting boxing apparatus of claim 1, wherein: in the adsorption carrying mechanism, the initial position is located above the screen conveying line (1), the adsorption module (6) further comprises a pressure sensor and a plurality of FPC suckers (613), at least one sucker (604) in the suckers (604) is provided with the pressure sensor, and one side of the frame (601) close to the fixed reference edge (7) is provided with at least one FPC sucker (613).

4. The LCD screen automatic level sorting boxing apparatus of claim 1, wherein: the short-side moving rod (603) is provided with a sliding groove (614) extending along the X axis, and the sliding groove (614) is matched with the sliding block (608) to form sliding connection between the sliding block (608) and the short-side moving rod (603) along the length direction of the sliding block.

5. The LCD screen automatic level sorting boxing apparatus of claim 1, wherein: in the adsorption carrying mechanism, the carrying module (5) comprises two position adjusting mechanisms (501) and an X-axis driving module (502), the X-axis driving module (502) is arranged on the upper layer of the rack (401) along the X axis, two ends of the X-axis driving module (502) respectively act on the two position adjusting mechanisms (501) so as to drive the two position adjusting mechanisms (501) to reciprocate between the screen conveying line (1) and the full box conveying line (3), and the two position adjusting mechanisms (501) respectively act on the two adsorption modules (6) so as to drive the two adsorption modules (6) to move on the X axis;

each position adjusting mechanism (501) comprises a Z-axis rotating mechanism (503), a Z-axis driving module (504) and a Y-axis driving module (505), the Z-axis rotating mechanism (503) comprises a servo motor, the output end of the servo motor is fixedly connected with the frame (601) so as to adjust and change the angle of the adsorption module (6) in an XY plane, the Z-axis driving module (504) acts on the Z-axis rotating mechanism (503) to drive the Z-axis rotating mechanism (503) to lift along the Z axis, and the Y-axis driving module (505) acts on the Z-axis driving module (504) to drive the Z-axis driving module (504) to move along the Y axis.

6. The LCD screen automatic level sorting boxing apparatus of claim 1, wherein: the box body positioning mechanism comprises a Y-direction alignment mechanism, an X-direction alignment mechanism and a lifting mechanism;

defining the transmission direction of the empty box transmission line (2) as transmission from back to front;

the Y-direction alignment mechanism comprises a front-side alignment module (10), a rear-side alignment module (11) and a Y-direction driving mechanism; the front side aligning module (10) is arranged along the X axis and is connected to the front side of the rack (401) in a sliding mode relative to the rack (401), and the rear side aligning module (11) is arranged along the X axis and is connected to the rear side of the rack (401) in a sliding mode relative to the rack (401);

the Y-direction driving mechanism synchronously drives the front side contraposition module (10) and the rear side contraposition module (11) to move along the Y-axis;

the X-direction alignment mechanism comprises a first full box limiting group (12), a second full box limiting group (13), a first empty box limiting group (14), a second empty box limiting group (15) and an X-direction driving mechanism; the first full-box limiting group (12), the second full-box limiting group (13), the first empty-box limiting group (14) and the second empty-box limiting group (15) are arranged in an extending mode along the Y-axis direction and are connected to the rack (401) in a sliding mode along the X-axis relative to the rack (401), wherein the first full-box limiting group (12) is correspondingly located on one side, close to the screen conveying line (1), of the full-box conveying line (3) in the vertical direction, the second full-box limiting group (13) is correspondingly located on one side, close to the empty-box conveying line (2), of the full-box conveying line (3) in the vertical direction, the first empty-box limiting group (14) is correspondingly located on one side, close to the full-box conveying line (3), of the empty-box conveying line (2) in the vertical direction, and the second empty-box limiting group (15) is correspondingly located on one side, far away from the full-box (3), of the empty-box conveying;

the X-direction driving mechanism synchronously drives the second empty box limiting group (15) and the first full box limiting group (12) to move oppositely along the X axis, and the X-direction driving mechanism respectively drives the first empty box limiting group (14) and the second full box limiting group (13) to move reversely along the X axis;

elevating system includes full case elevating system (16) and empty case elevating system (17), full case elevating system (16) with empty case elevating system (17) homoenergetic is followed Z axle and is risen or descend, and full case elevating system (16) are located on full case transfer chain (3), and are located the front side counterpoint module (10) with between rear side counterpoint module (11), empty case elevating system (17) are located on empty case transfer chain (2), and are located the front side counterpoint module (10) with between rear side counterpoint module (11).

7. The LCD screen automatic level sorting boxing apparatus of claim 6, wherein: in the Y-direction alignment mechanism:

the front side alignment module (10) is internally provided with a front side positioning plate (1001), a front side profile assembly, an empty box blocking plate (1002), a front side driving module and a front side empty box carrying manipulator (1003), the front side profile assembly is arranged in an extending mode along an X axis, the empty box blocking plate (1002) is connected to the front side profile assembly in a sliding mode along a Z axis relative to the front side profile assembly, the front side positioning plate (1001) is arranged below the front side profile assembly and is connected to the rack (401) in a sliding mode along the X axis, and the front side empty box carrying manipulator (1003) is connected to the front side driving module in a sliding mode along the X axis relative to the front side profile assembly;

a rear positioning plate (1101), a rear section assembly, a rear driving module and a rear empty box carrying manipulator (1102) are arranged in the rear alignment module (11), the rear positioning plate (1101) is arranged below the rear section assembly and is connected to the rack (401) in a sliding mode along the X axis, and the rear empty box carrying manipulator (1102) is connected to the rear driving module in a sliding mode along the X axis relative to the rear alignment module (11);

the front side driving module acts on the front side empty box carrying manipulator (1003), the rear side driving module acts on the rear side empty box carrying manipulator (1102), and under the driving structure, the front side empty box carrying manipulator (1003) and the rear side empty box carrying manipulator (1102) simultaneously move along the X axis in the same direction.

8. The LCD screen automatic level sorting boxing apparatus of claim 6, wherein: in the X-direction alignment mechanism:

the first full-box limiting group (12) is provided with a section bar, a first positioning plate (1201) and an air cylinder, the section bar extends along the Y axis and is arranged on the section bar in an extending mode, the air cylinder is fixedly arranged on the section bar, the first positioning plate (1201) is connected to the section bar in a sliding mode, and the air cylinder acts on the first positioning plate (1201) to drive the first positioning plate (1201) to move along the X axis;

the second full box limiting group (13) is provided with a section bar and a second positioning plate (1301), the section bar extends along the Y axis, and the second positioning plate (1301) is fixedly arranged on the section bar;

the first empty box limiting group (14) is provided with a section bar and a third positioning plate (1401), the section bar extends along the Y axis, and the third positioning plate (1401) is fixedly arranged on the section bar;

second free case limit bit group (15) are equipped with the section bar, fourth locating plate (1502), the free case promotes strip (1501) and cylinder, the section bar extends along the Y axle and arranges, the free case promotes strip (1501) and sets firmly in the downside of section bar, fourth locating plate (1502) slide and set up on the section bar, the cylinder acts on fourth locating plate (1502), with this drive fourth locating plate (1502) remove along the X axle, free case promotes strip (1501) including fixed frame and a plurality of gyro wheel, fixed frame extends along the Y axle and arranges and fix to the downside of second free case limit bit group (15), a plurality of gyro wheels are arranged in fixed frame along the Y axle, and for fixed frame along the rotation of Z axle.

9. The LCD screen automatic level sorting boxing apparatus of claim 6, wherein: the Y-direction driving mechanism comprises two double-rotation-direction ball screw mechanisms and two single-rotation-direction ball screw mechanisms, the screws in the two double-rotation-direction ball screw mechanisms and the two single-rotation-direction ball screw mechanisms are arranged along the Y axis,

the screws of the two double-rotation-direction ball screw mechanisms are respectively formed by connecting a left-handed screw and a right-handed screw, nuts are arranged on the left-handed screw and the right-handed screw, and the nuts respectively act on the front side alignment module (10) and the rear side alignment module (11) so as to drive the front side alignment module (10) and the rear side alignment module (11) to oppositely and synchronously move along the Y axis;

the screw rods of the two single-rotation ball screw mechanisms are both screw rods with one rotation direction, the screw rods are provided with nuts, the nut of one single-rotation ball screw mechanism is fixedly connected with the front side positioning plate (1001), and the nut of the other single-rotation ball screw mechanism is fixedly connected with the rear side positioning plate (1101), so that the front side positioning plate (1001) and the rear side positioning plate (1101) are driven to move along the Y axis in the opposite direction.

10. The LCD screen automatic level sorting boxing apparatus of claim 6, wherein: the X-direction driving mechanism comprises a cylinder group and two ball screw mechanisms, the cylinder group drives a first empty box limiting group (14) and a second full box limiting group (13) to move reversely and synchronously along an X axis, screw rods in the ball screw mechanisms are arranged along the X axis and are formed by connecting a left-handed screw rod and a right-handed screw rod, nuts are arranged on the left-handed screw rod and the right-handed screw rod, and the nuts respectively act on the second empty box limiting group (15) and the first full box limiting group (12), so that the second empty box limiting group (15) and the first full box limiting group (12) are driven to move synchronously along the X axis.