CN110937381A - Two-tray interactive bin and tray exchange method - Google Patents
Two-tray interactive bin and tray exchange method Download PDFInfo
- Publication number
- CN110937381A CN110937381A CN201911198632.2A CN201911198632A CN110937381A CN 110937381 A CN110937381 A CN 110937381A CN 201911198632 A CN201911198632 A CN 201911198632A CN 110937381 A CN110937381 A CN 110937381A
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- tray
- interactive
- rack
- workpieces
- reference position
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
Abstract
A two-tray interactive storage bin comprises a support, a driving assembly, a tray A and a tray B, wherein the driving assembly is installed at two ends of the rack in the length direction; the length of the tray in the running direction is at least one third of the length direction of the bracket, and the width of the tray is matched with that of the rack. According to the invention, the two trays are used for feeding materials alternately, so that the waiting time of the manipulator is reduced, and the working efficiency is improved. The invention has simple structure, the size can be customized according to the requirement, and the application range is wide.
Description
Technical Field
The invention relates to the technical field of tray bins, in particular to an interactive tray bin.
Background
In the existing circulating multi-station storage bin, a supporting plate tool and a three-rod clamping mechanism are limited by a basic mechanical structure, and mainly deal with workpieces with sizes above a medium size, so that storage resource waste and relatively high manufacturing cost can be caused for small workpieces. In addition, the corresponding speed of the actions of the supporting plate tool with more parts and the three-rod mechanism is lower, and the processing beat of the small workpiece cannot be met. In addition, in the processing process, in order to save manpower and reduce the manual participation process, the general method is as follows: in the process of processing and transferring, the workpiece is only transferred between the machine tool and the storage bin, and the workpiece is fed and discharged in an integral conveying mode.
Chinese patent publication No. CN208070630U discloses a dot matrix pallet bin, which is composed of a motor-driven belt pulley, a transmission belt fixed with a platform, and a tray on the platform for placing materials. The platform driving scheme can only do linear reciprocating motion, namely at the same time, a plurality of platforms on the transmission belt can only sequentially load or unload materials, so that the material interaction between the machine tool and the storage bin is stopped, and the working efficiency is reduced.
Chinese patent publication No. CN207748498U discloses a double-layer bin device, which comprises a lower frame, two layers of bin trays mounted on the upper end face of the lower frame, a double-layer bin moving assembly, and a cylinder for providing power to sequentially feed materials. A plurality of correlation switches are arranged on two sides of the rack and used for detecting materials, and the proximity switches are used for detecting the in-place of the bin tray. The tray drive scheme because of using the cylinder to promote, the event can't satisfy the stop detection of a plurality of position, so at manipulator grabbing position, require to use 3 at least manipulators above to snatch the work piece, application scope is narrow.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides the two-tray interactive storage bin which is simple in structure and high in working efficiency. The tray A and the tray B are respectively connected with the driving components at the two ends of the rack and reciprocate along the length direction of the rack; the length of the tray in the running direction is at least one third of the length direction of the bracket, and the width of the tray is matched with that of the rack.
Further, two interactive feed bins of tray still include transmission assembly, transmission assembly includes the guide rail and follows the slider that the guide rail slided, the guide rail is fixed the frame top surface, and set up along tray traffic direction, the slider with tray bottom surface fixed connection.
Furthermore, guide rails matched with the travel of the tray are arranged at intervals in the length direction of the rack, and the tray A and the tray B are matched with the guide rails through sliders.
Furthermore, the tray A and the tray B are the same in size and are uniformly provided with a plurality of positioning holes corresponding to each other.
Furthermore, a workpiece positioning plate is arranged on the tray A and the tray B, and a plurality of positioning holes are uniformly distributed in the workpiece positioning plate.
Further, the two-tray interactive bin tray exchange method comprises the following steps:
the positions of the tray A and the tray B at the two ends of the length of the rack are set as a preparation area A and a preparation area B, the area between the two trays is set as an exchange area, and the central position of the exchange area in the running direction is set as a reference position;
after the A tray and the B tray are filled with workpieces in the respective preparation areas, the driving assembly works to drive the A tray to move to the exchange area along the guide rail;
when the workpiece in the tray A moves to the reference position, the manipulator starts to grab, and after the workpiece at the reference position is grabbed, the tray A continues to move to enable the workpiece to reach the reference position for the manipulator to grab;
when all the workpieces in the tray A are grabbed, the driving assembly drives the tray B to operate to the exchange area, and at the moment, the tray A is withdrawn to the preparation area A for continuous assembly;
when the workpiece in the tray B moves to the reference position, the manipulator grabs the workpiece of the tray B, and after the workpiece at the reference position is grabbed, the tray B continues to move to enable the workpiece to reach the reference position for the manipulator to grab;
when all the workpieces in the tray B are completely grabbed, the driving assembly drives the tray A to operate towards the exchange area, and the tray B is withdrawn to the preparation area B to be continuously assembled; thereby repeating the cycle.
According to the technical scheme, the two-tray interactive bin provided by the invention has the advantages that the two trays are alternately loaded, so that the working efficiency is improved; the grabbing position of the manipulator is fixed, so that the moving path is reduced, and the grabbing requirement is lowered; the positioning plate arranged on the tray can be customized according to the size of the placed workpiece, and the application range is wide.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a two-tray interactive bunker;
FIG. 2 is a schematic diagram of a partial structure of a two-tray interactive bunker;
FIG. 3 is a schematic diagram of a partial structure of a two-tray interactive bunker;
FIG. 4 is a diagram of a two-tray interactive bin operation;
FIG. 5 is a diagram of a two-tray interactive bin operation;
FIG. 6 is a diagram of a two-tray interactive bin operation;
FIG. 7 is a diagram of a two-tray interactive bin operation;
FIG. 8 is a diagram of a two-tray interactive bin operation;
FIG. 9 is a diagram of a two-tray interactive bin operation;
FIG. 10 is a diagram of a two-tray interactive bin operation;
FIG. 11 is a diagram of a two-tray interactive bin operation;
FIG. 12 is a diagram of a two-tray interactive bin operation;
FIG. 13 is a diagram of a two-tray interactive bin operation;
in the drawings: 10-a rack, 20-a driving assembly, 30-a tray, 40-B tray, 50-a transmission assembly, 11-an adjustable support, 21-a servo motor, 22-a coupler, 23-a lead screw, 24-a lead screw nut, 25-a positioning seat, 31-a positioning plate, 51-a guide rail and 52-a sliding block.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "left," "right," "top," "bottom," "top," and the like are for illustrative purposes only and do not represent the only embodiments. As used herein, the term "secured" may be mounted, welded, riveted, etc., and the term "connected" may be directly connected, indirectly connected, and the like for the purpose of illustrating the invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, the two-tray interactive silo includes a support 10, a driving assembly 20, an a tray 30 and a B tray 40. The tray sets up the handle in traffic direction both sides, the material loading of being convenient for. Specifically, the rack is a rectangular support composed of four upright posts and a plurality of cross beams, an adjustable support is arranged at the bottom of each upright post, and the overall height of the support can be adjusted or the flatness of the support can be adjusted through the adjustable supports according to needs. Furthermore, a rotating wheel can be arranged beside each adjustable support, and the support can be moved as required, so that the device is convenient and fast. The driving assemblies 20 are installed at two ends of the rack in the length direction, that is, there are two groups of driving assemblies. The A tray 30 and the B tray 40 are respectively connected with the driving components at the two ends of the frame and reciprocate along the length direction of the frame. Referring to fig. 2, in an embodiment, the transmission assembly 20 includes a servo motor 21, a coupler 22, a lead screw 23, a lead screw nut 24, and a connecting seat 25, the servo motor 21 is respectively fixed on the top surfaces of the two ends of the rack in the length direction, the output shaft of the servo motor is connected with one end of the coupler 22, the other end of the coupler is connected with one end of the lead screw 23, the lead screw nut 24 is screwed in from the other end of the lead screw, the bottom surface of the connecting seat 25 is fixed on the top surface of. It should be noted that the screw nuts are arranged in two groups, the mounting surfaces face upward, and the two groups of screw nuts are mounted on the same plane. Further, the tray A and the tray B are respectively matched with the corresponding screw nuts. Therefore, the servo motor is started to drive the lead screw connected with the coupler to rotate, and the tray fixed with the lead screw nut moves linearly along the lead screw.
Referring to fig. 3, in one embodiment, the two-tray interactive silo further comprises a driving assembly 50 including a guide rail 51 and a slider 52 sliding along the guide rail. The guide rail 51 is fixed on the top surface of the rack, arranged along the running direction of the tray and arranged in parallel with the lead screw at intervals. The slider 52 is connected with the bottom surface of the tray, and the slider mounting surface is as high as the lead screw nut mounting surface. Further, the length of the guide rail is matched with the stroke of the tray, preferably, the guide rail is as long as the rack, at least two sliding blocks are arranged on the guide rail, at least one sliding block is connected with the tray A, and the rest sliding blocks are connected with the tray B. Therefore, the two trays slide on the same guide rail, the butt joint process is reduced, and the feeding precision is improved. If the tray is large in size and heavy in weight of placed workpieces, the guide rails can be arranged at intervals, optimally, the guide rails are symmetrically arranged in the width direction of the tray, and the sliding blocks on the guide rails are connected with the corresponding trays respectively. The support of tray at width direction increases like this, and the atress is even for electric jar load is littleer, and the operation of tray is more smooth and easy, more does benefit to the manipulator and snatchs the work piece on the tray.
Referring to fig. 1 again, the tray a and the tray B are configured as trays with the same shape and size, and a plurality of positioning holes for placing workpieces are linearly arrayed on the trays. The quantity, direction, size and interval of the positioning holes formed in the tray A and the tray B are the same and are symmetrical along the length direction of the rack. In one embodiment, the workpiece positioning plates 31 are movably mounted in the tray a and the tray B, and a plurality of positioning holes for placing workpieces are linearly and uniformly distributed on the positioning plates. The user can customize the locating plate according to the kind and the size of placing the work piece in a flexible way, and convenient and fast saves the cost.
In order to improve the feeding efficiency of the storage bin, more workpieces are placed in the tray, the length of the tray in the running direction is at least one third of the length direction of the bracket, the width of the tray is matched with the width of the rack, and the tray is optimally equal in width.
The working method of the two-tray interactive silo is further described with reference to the attached drawings. It should be noted that the circles and serial numbers in the tray in the drawings are only described as examples, the number and arrangement thereof are not particularly limited, for example, the positioning holes of the tray or the workpiece positioning plate may also be arranged in a circumferential array as required, and the number, shape and size are customized according to actual requirements. In the following implementation process, the sequence of grabbing the same row of workpieces by the manipulator is started from the same side, and after grabbing of one row is completed, grabbing is started from the initial position.
Referring to fig. 4 to 5, the positions where the tray a and the tray B are placed at both ends in the longitudinal direction of the rack are set as a preparation area a and a preparation area B, the area between the two trays is set as an exchange area, and the center position in the longitudinal direction of the rack is set as a reference position O-O.
After the A tray and the B tray are filled with workpieces in the respective preparation areas, the servo motor corresponding to the A tray is started, and the A tray moves forwards to the exchange area in a straight line under the support of the guide rail and the support of the screw nut. When the workpiece in the A tray moves to the reference position, the tray stops. The robot starts to grab the workpiece from one direction of the width of the pallet.
Referring to fig. 6-9, after the row of workpieces at the datum position has been grasped, the a-pallet continues to advance so that the workpieces in the adjacent row travel to the datum position for grasping by the robot. And repeating the steps to ensure that the manipulator completely grabs the workpieces in the tray A.
And when the A tray workpiece is completely grabbed, the servo motor corresponding to the B tray is started to drive the B tray to operate to the exchange area, and at the moment, the A tray reversely operates to the A preparation area and then continues to be assembled. When the workpieces in the tray B move to the reference position, the manipulator grabs the workpieces of the tray B at the reference position, and after the workpieces at the reference position are grabbed, the tray B continues to move to enable the adjacent row of workpieces to reach the reference position for the manipulator to grab. When the workpieces in the tray B are completely grabbed, the servo motor corresponding to the tray A is started to drive the tray A to operate to the exchange area, and the tray B is reversely withdrawn to the preparation area B to be continuously assembled. And alternately feeding the tray A and the tray B, and repeating the cycle.
Referring to fig. 10-13, in one embodiment, the two trays are swapped faster in time to make the tray loading efficiency higher. The tray A is driven by the corresponding servo motor to move towards the exchange area, and stops until a row of workpieces farthest from the exchange area of the tray A moves to a reference position to wait for the manipulator to grab. When the row of workpieces is grabbed, the trays run in the reverse direction, when the adjacent row of workpieces runs to the reference position, the trays stop, the manipulator grabs, and at the moment, the tray B slowly runs towards the exchange area under the driving of the corresponding servo motor; and when all the A tray workpieces are grabbed, the A tray workpieces are quickly moved to the A preparation area, and the B tray is moved to the reference position for feeding. And the B tray also conveys the workpieces which are farthest from the exchange area to the reference position according to the A tray, and the working process of the A tray is repeated to repeat the cycle so as to finish the exchange feeding work.
It should be noted that, in addition to the a tray and the B tray, at least two identical new trays are prepared. When the workpieces in the tray A and the tray B are grabbed, the workpieces return to a preparation area, for quick loading, the whole empty tray can be taken down from the rack through a handle, and then a new tray filled with blank workpieces is placed; and carrying out the feeding of the next round. Or only a workpiece positioning plate is prepared, and after the workpieces in the tray are grabbed, the positioning plate is integrally taken down, so that a new workpiece positioning plate filled with the workpieces is placed in the tray.
The servo motor drives the tray to linearly move, so that the workpiece on the tray can quickly and accurately reach the designated position to be grabbed by the manipulator. And secondly, the feeding is exchanged through the two trays, so that the feeding efficiency is greatly improved. And moreover, the feeding reference positions of the pallet A and the pallet B during exchange are the same, so that the workpiece grabbing position of the manipulator is fixed, the grabbing difficulty and the grabbing precision are guaranteed, and the grabbing efficiency is also improved.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (6)
1. A two-tray interactive feed bin comprises a support, a driving assembly, a tray A and a tray B, and is characterized in that the driving assembly is mounted at two ends of the length direction of a rack, and the tray A and the tray B are respectively connected with the driving assembly at the two ends of the rack and reciprocate along the length direction of the rack; the length of the tray in the running direction is at least one third of the length direction of the bracket, and the width of the tray is matched with that of the rack.
2. The two-tray interactive storage bin of claim 1, further comprising a transmission assembly, wherein the transmission assembly comprises a guide rail and a sliding block sliding along the guide rail, the guide rail is fixed on the top surface of the rack and arranged along the running direction of the tray, and the sliding block is fixedly connected with the bottom surface of the tray.
3. The two-tray interactive bunker of claim 2, wherein guide rails matched with the travel of the trays are arranged at intervals in the length direction of the rack, and the tray A and the tray B are matched with the guide rails through sliders on the same side of the guide rails.
4. The interactive two-tray bunker of claim 1, wherein the a tray and the B tray are the same size and have a plurality of corresponding positioning holes.
5. The interactive two-tray storage bin of claim 1, wherein the tray A and the tray B are provided with workpiece positioning plates, and a plurality of positioning holes are uniformly distributed in the workpiece positioning plates.
6. A two-tray interactive silo tray exchange method comprising the two-tray interactive silo of any of items 1 to 5 above, characterized by comprising the steps of:
the positions of the tray A and the tray B at the two ends of the length of the rack are set as a preparation area A and a preparation area B, the area between the two trays is set as an exchange area, and the central position of the exchange area in the running direction is set as a reference position;
after the A tray and the B tray are filled with workpieces in the respective preparation areas, the driving assembly works to drive the A tray to move to the exchange area along the guide rail;
when the workpieces in the tray A move to the reference position, the manipulator starts to grab, and after the workpieces at the reference position are grabbed, the tray A continues to move to enable other workpieces to reach the reference position for the manipulator to grab;
when all the workpieces in the tray A are grabbed, the driving assembly drives the tray B to operate to the exchange area, and at the moment, the tray A is withdrawn to the preparation area A for continuous assembly;
when the workpiece in the tray B moves to the reference position, the manipulator grabs the workpiece of the tray B, and after the workpiece at the reference position is grabbed, the tray B continues to move to enable the workpiece to reach the reference position for the manipulator to grab;
when all the workpieces in the tray B are completely grabbed, the driving assembly drives the tray A to operate towards the exchange area, and the tray B is withdrawn to the preparation area B to be continuously assembled; thereby repeating the cycle.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911198632.2A CN110937381A (en) | 2019-11-29 | 2019-11-29 | Two-tray interactive bin and tray exchange method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911198632.2A CN110937381A (en) | 2019-11-29 | 2019-11-29 | Two-tray interactive bin and tray exchange method |
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| CN110937381A true CN110937381A (en) | 2020-03-31 |
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| CN201911198632.2A Pending CN110937381A (en) | 2019-11-29 | 2019-11-29 | Two-tray interactive bin and tray exchange method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111360678A (en) * | 2020-04-28 | 2020-07-03 | 华中科技大学 | Aero-engine blade robot grinding and polishing feeding system and jig |
| CN114212503A (en) * | 2022-01-21 | 2022-03-22 | 琦星智能科技股份有限公司 | Charging tray turnover mechanism |
| CN114229350A (en) * | 2021-12-31 | 2022-03-25 | 深圳市高士达科技有限公司 | Automatic material feeding mechanical arm can high-efficiently get material vibration dish |
| CN115090566A (en) * | 2022-07-11 | 2022-09-23 | 合肥美亚光电技术股份有限公司 | Material sorting method |
| CN115090567A (en) * | 2022-07-11 | 2022-09-23 | 合肥美亚光电技术股份有限公司 | Sorting apparatus |
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Application publication date: 20200331 |