CN220222609U - Cucumber quality grading, sorting and transmitting device - Google Patents

Cucumber quality grading, sorting and transmitting device Download PDF

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Publication number
CN220222609U
CN220222609U CN202321603721.2U CN202321603721U CN220222609U CN 220222609 U CN220222609 U CN 220222609U CN 202321603721 U CN202321603721 U CN 202321603721U CN 220222609 U CN220222609 U CN 220222609U
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China
Prior art keywords
groove
arc
strip
shaped
chain
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CN202321603721.2U
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Inventor
柴秀娟
樊湘鹏
张凝
孙琦鑫
张文蓉
孙坦
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Agricultural Information Institute of CAAS
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Agricultural Information Institute of CAAS
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/36Sorting apparatus characterised by the means used for distribution
    • B07C5/361Processing or control devices therefor, e.g. escort memory
    • B07C5/362Separating or distributor mechanisms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G17/00Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
    • B65G17/06Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface having a load-carrying surface formed by a series of interconnected, e.g. longitudinal, links, plates, or platforms
    • B65G17/063Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface having a load-carrying surface formed by a series of interconnected, e.g. longitudinal, links, plates, or platforms the load carrying surface being formed by profiles, rods, bars, rollers or the like attached to more than one traction element
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G17/00Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
    • B65G17/30Details; Auxiliary devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G17/00Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
    • B65G17/30Details; Auxiliary devices
    • B65G17/32Individual load-carriers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G17/00Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
    • B65G17/30Details; Auxiliary devices
    • B65G17/46Means for holding or retaining the loads in fixed position on the load-carriers, e.g. magnetic
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/52Devices for transferring articles or materials between conveyors i.e. discharging or feeding devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/74Feeding, transfer, or discharging devices of particular kinds or types
    • B65G47/88Separating or stopping elements, e.g. fingers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C2501/00Sorting according to a characteristic or feature of the articles or material to be sorted
    • B07C2501/0081Sorting of food items

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sorting Of Articles (AREA)

Abstract

The utility model provides a cucumber quality grading, sorting and transmitting device, which comprises: the multi-groove bearing tray is used for loading and carrying cucumbers, a plurality of arc grooves for loading the cucumbers are formed in the top of the multi-groove bearing tray, and a plurality of inverted U-shaped grooves are formed in the bottom of the multi-groove bearing tray; the chain rod transmission mechanism is provided with a chain rod transmission fulcrum shaft matched with the inverted U-shaped groove at the bottom; the strip-shaped belt transmission mechanism is provided with a plurality of strip-shaped belt branches which are matched with the arc grooves of the multi-groove bearing tray, and the strip-shaped belt branches are used for supporting the cucumbers and transmitting and separating the cucumbers to the top of the multi-groove bearing tray; the strip belt transmission mechanism is arranged above the chain rod transmission mechanism; the chain rod transmission mechanism comprises an upper layer transmission channel, an inclined transmission channel and a lower layer transmission channel, wherein the three-stage transmission channel is in an uninterrupted connection mode, and the inclined transmission channel is convenient for forming a height difference, so that the height of the bearing tray is reduced along with the position movement of the chain rod transmission support shaft.

Description

Cucumber quality grading, sorting and transmitting device
Technical Field
The utility model relates to the field of fruit and vegetable grading and sorting, in particular to a key device for efficient nondestructive grading and sorting of cucumbers.
Background
The current cucumber production process has low mechanical degree, an equipment system is not sound, the labor intensity is more than 60% in the steps of harvesting, sorting and processing after harvesting, and the sorting efficiency is low. After harvesting of a large quantity of cucumbers, the cucumbers cannot be classified in time according to corresponding indexes, so that the maximum economic benefit cannot be obtained, and sustainable production of the cucumber industry is restricted. Quick quality control and intelligent classification of cucumbers are realized based on external characteristics, so that the working intensity of workers can be greatly reduced, the additional value of agricultural products can be greatly increased, and the agricultural production efficiency and quality can be improved. Cucumber belongs to typical irregular fruits and vegetables in rectangular shape, and technical difficulty is big in transmission and separation process, and current fruit and vegetable classification separation science and technology level is not enough, and classification effect is relatively poor, and the scale classification sorting equipment for cucumber has not appeared in the market yet.
Currently, only the bearing tray and the conveying and separating device for grading the round fruits and vegetables are adopted, and the objects to be loaded and conveyed are only suitable for regular round fruits and vegetables, such as tomatoes, round eggplants, apples, citrus fruits and the like, so that the bearing device is designed to be regular round or square. The cucumber belongs to the long irregular fruits and vegetables, the round or square supporting device can not meet the basic requirement for cucumber transmission, and the supporting device for classifying, sorting and dynamically transmitting the long irregular fruits and vegetables such as the cucumber has not been reported in the related technology. In addition, the existing round tray often needs manual operation or driving assistance of mechanical components such as a turnover mechanism, a push-pull rod mechanism and the like in the process of conveying and separating fruits and vegetables, so that the efficiency of separating fruits and vegetables after automatic classification and sorting can be affected, and certain mechanical damage is inevitably caused to the fruits and vegetables, so that the external quality of the fruits and vegetables is affected. In summary, the prior art has the following technical problems:
1. the bearing device is a key component for realizing the operation of moving, transmitting, grading and sorting fruits and vegetables, has limited applicable objects, can only load and transmit round-like fruits and vegetables, and is not applicable to irregular fruits and vegetables such as cucumbers and the like;
2. dynamic transmission separation after fruit and vegetable classification is one of key links of separation packaging, and in the past, the separation process of fruits and vegetables and a bearing tray is realized by overturning a mechanism or mechanically driving thrust, and the method can achieve the purpose of separation, but can easily cause mechanical damage to the targets of the fruits and the vegetables, and reduce the quality of the products of the fruits and the vegetables;
at present, a grading and sorting production line and complete equipment for irregular fruits and vegetables such as cucumbers are not available, and the production requirements of large-scale and industrialized grading of the cucumbers are severely limited. Therefore, development of a key device and a method for grading and sorting on a large scale after cucumber picking is needed to make up for the shortages of quick quality control and nondestructive sorting market of cucumbers.
Disclosure of Invention
In order to solve the problems that cucumber is easy to damage, low in sorting efficiency and the like in the process of online quality grading and intelligent sorting and after-conveying and dynamic separation of cucumber, the utility model provides a multi-groove bearing device suitable for sorting irregular fruit and vegetable cucumbers based on the requirements and difficulties of quick quality grading and sorting of cucumber, and a dynamic conveying and separating structure and a realization method thereof. The utility model mainly comprises the following contents: a) A multi-groove bearing tray device suitable for the grading, sorting and dynamic transmission of irregular fruit and vegetable cucumbers is designed; b) A rapid nondestructive separation structure and an implementation method in the cucumber grading and sorting dynamic transmission process are designed.
Aiming at the defects of the prior art, the utility model provides a cucumber quality grading, sorting and transmitting device, which is characterized in that: comprising the following steps:
the multi-groove bearing tray (10) is used for loading and carrying the cucumber (9) which is a transmission object of the production line, a plurality of arc-shaped grooves for loading the cucumber (9) are formed in the top of the multi-groove bearing tray (10), and a plurality of inverted U-shaped grooves are formed in the bottom of the multi-groove bearing tray (10);
the chain rod transmission mechanism (34) is provided with a chain rod transmission fulcrum shaft (22) matched with an inverted U-shaped groove at the bottom of the multi-groove bearing tray (10) so as to realize the movable transmission of the cucumber in a matched mode with the multi-groove bearing tray (10);
the strip-shaped belt transmission mechanism (36) is provided with a plurality of strip-shaped belt branches which are matched with a plurality of arc-shaped grooves of the multi-groove bearing tray (10), and the plurality of strip-shaped belt branches are used for supporting the cucumbers (9) and transmitting and separating the cucumbers (9) to the top of the multi-groove bearing tray (10); the strip belt transmission mechanism (36) is arranged above the chain rod transmission mechanism (37);
the chain rod transmission mechanism (37) comprises three stages of transmission channels, namely an upper layer transmission channel, an inclined transmission channel and a lower layer transmission channel, wherein the three stages of transmission channels are in an uninterrupted connection mode, and the inclined transmission channels are convenient to form a height difference, so that the bearing tray is subjected to height descending change along with the position movement of a chain rod transmission supporting shaft.
The cucumber quality grading and sorting transmission device is characterized in that a multi-groove bearing tray (10) is provided with 7 bearing tray vertical plates (2), each bearing tray vertical plate (2) top is provided with one arc-shaped groove, and the 7 arc-shaped grooves comprise: the device comprises a first arc-shaped groove (1), a second arc-shaped groove (3), a third arc-shaped groove (4), a fourth arc-shaped groove (5), a fifth arc-shaped groove (6), a sixth arc-shaped groove (7) and a seventh arc-shaped groove (8); and constitute 6 vertical square grooves between 7 bearing tray risers and include: the first vertical square groove (14), the second vertical square groove (15), the third vertical square groove (16), the fourth vertical square groove (17), the fifth vertical square groove (18) and the sixth vertical square groove (19).
The cucumber quality grading, sorting and transmitting device is characterized in that the arc-shaped grooves are all positioned above the multi-groove bearing tray vertical plate (2) and are symmetrically distributed left and right; the groove depth and the groove width of a first arc-shaped groove (1) and a seventh arc-shaped groove (8) of the multi-groove bearing tray (10) are consistent, the groove depth and the groove width of a second arc-shaped groove (3) and a sixth arc-shaped groove (7) are consistent, the groove depth and the groove width of a third arc-shaped groove (4), a fourth arc-shaped groove (5) and a fifth arc-shaped groove (6) are consistent, and except for the groove widths of the third arc-shaped groove (4), the fourth arc-shaped groove (5) and the fifth arc-shaped groove (6), the widths of the arc-shaped grooves are gradually increased from the middle of the multi-groove bearing tray to two sides.
The cucumber quality grading, sorting and transmitting device is characterized in that the intervals between the longitudinal square grooves are the same; the bottom of the multi-groove bearing tray (10) is provided with 3 inverted U-shaped grooves which are a first inverted U-shaped groove (11), a second inverted U-shaped groove (12) and a third inverted U-shaped groove (13), and the directions of the inverted U-shaped grooves and the longitudinal square grooves are mutually perpendicular.
The cucumber quality grading sorting and conveying device is characterized in that a chain rod conveying mechanism (37) is provided with a chain rod conveying fulcrum shaft (22), a chain roller (38), a chain inner chain plate (39), a chain pin shaft (40) and a chain rod outer chain plate (41), a supporting frame (34) is arranged below the chain rod conveying mechanism, and left side protective shells (20) above the chain rod conveying mechanism, right side protective shells (21) above the chain rod conveying mechanism and inclined protective shells (23) of the chain rod conveying mechanism are respectively arranged on the left side and the right side of the chain rod conveying mechanism.
The cucumber quality grading, sorting and conveying device is characterized in that a chain rod conveying fulcrum shaft (22) is connected with a chain roller (38), a chain inner chain plate (39) and a chain rod outer chain plate (41) through an inner sleeve;
the chain rod transmission support shafts (22) of the chain rod transmission mechanism (37) are stainless steel hollow round rods, gaps among the chain rod transmission support shafts are the same, and the chain rod transmission support shafts (22) are matched with the first inverted U-shaped groove (11), the second inverted U-shaped groove (12) and the third inverted U-shaped groove (13) of the multi-groove bearing tray (10) and fix the multi-groove bearing tray (10) above the chain rod transmission mechanism (37).
The cucumber quality grading, sorting and conveying device, wherein a plurality of strip conveyor branches of the strip conveyor mechanism (36) comprise: a first strip conveyor branch (24), a second strip conveyor branch (25), a third strip conveyor branch (26), a fourth strip conveyor branch (27), a fifth strip conveyor branch (28) and a sixth strip conveyor branch (29); and the first strip conveyor branch (24), the second strip conveyor branch (25), the third strip conveyor branch (26), the fourth strip conveyor branch (27), the fifth strip conveyor branch (28) and the sixth strip conveyor branch (29) are the same in size and are uniformly distributed.
The cucumber quality grading and sorting transmission device is characterized in that a strip-shaped belt transmission mechanism (36) and a chain rod transmission mechanism (37) are kept in a parallel state, the height of the strip-shaped belt transmission mechanism (36) is higher than that of a lower layer transmission channel, the inclined transmission channel and an upper layer transmission channel of the chain rod transmission mechanism (37), and the height of the strip-shaped belt transmission mechanism (36) from the lower layer transmission channel is higher than that of the strip-shaped belt transmission mechanism (36) from the upper layer transmission channel;
the width of the belt of each strip conveyor branch is smaller than the width of the longitudinal square groove of the multi-groove bearing tray (10).
The cucumber quality grading and sorting transmission device is characterized in that the transmission speed of the chain rod transmission mechanism (37) and the transmission speed of the strip-shaped transmission belt mechanism (36) are independently controlled through an external PLC and a frequency converter, and in the transmission control process, the transmission speed of the strip-shaped transmission belt mechanism (37) is smaller than or equal to the transmission speed of the chain rod transmission mechanism (36).
The application method of the cucumber quality grading, sorting and transmitting device comprises the following steps:
step 1, a multi-groove bearing tray (10) with cucumbers (9) placed at the top reaches a strip-shaped belt conveying mechanism (36) under the drive of a chain rod conveying mechanism (34), gaps among a plurality of arc grooves of the multi-groove bearing tray (10) are larger than the strip-shaped belt branches, the multi-groove bearing tray (10) and the strip-shaped belt conveying mechanism (36) are mutually overlapped, and the cucumbers (9) at the top of the multi-groove bearing tray (10) are higher than the strip-shaped belt branches;
step 2, under the drive of the inclined channel of the chain rod transmission mechanism (34), the distance between the cucumber (9) at the top of the multi-groove bearing tray (10) and the branch of the strip-shaped conveyor belt is continuously reduced until the bottom of the cucumber (9) is contacted with the branch of the strip-shaped conveyor belt, the cucumber (9) is transferred from the multi-groove bearing tray (10) to the strip-shaped conveyor belt transmission mechanism (36), and meanwhile, the multi-groove bearing tray (10) is continuously lowered under the drive of the inclined channel of the chain rod transmission mechanism (34) until the arc-shaped groove is mutually separated from the branch of the strip-shaped conveyor belt.
The advantages of the utility model are as follows:
the utility model relates to an important device and a technology implementation method for realizing target transmission and dynamic separation in the process of large-scale classifying and sorting operation of cucumbers, and mainly solves the problems of complex implementation, low efficiency and high damage of the technology of transmission and dynamic separation of production lines after cucumber classification. The bionic bearing tray with the multi-groove structure is designed, accords with the appearance characteristics of irregular fruits and vegetables such as cucumbers, and can realize nondestructive separation and transmission in a high-speed moving state. According to the cucumber dynamic transmission separation method combining the chain rod transmission mechanism and the strip-shaped transmission mechanism, through arranging the transmission mechanisms with different heights and different speeds, the cucumber can be naturally separated in the states of non-boosting push-pull, overturning and the like in the dynamic transmission process, so that the transmission separation efficiency is greatly improved, and meanwhile, the mechanical damage of the cucumber caused by friction or external force is reduced. The device and the method have good application potential and popularization prospect in the large-scale grading and sorting production process of the picked cucumbers.
Drawings
FIG. 1 is a schematic view of irregular multi-groove support and cucumber loading according to the present utility model;
FIG. 2 is a schematic view of the whole cucumber transmission and dynamic separation device of the utility model;
FIG. 3 is a schematic diagram of a link transmission mechanism according to the present utility model:
figure 4 is a flow chart of the cucumber dynamic transmission separation according to the utility model.
In the figure, 1, a first arc-shaped groove of a multi-groove bearing tray; 2. a multi-channel load tray riser; 3. a second arcuate slot of the multi-slot load-bearing tray; 4. a third arcuate slot of the multi-slot load-bearing tray; 5. a fourth arcuate slot of the multi-slot load-bearing tray; 6. a fifth arc-shaped slot of the multi-slot bearing tray; 7. a sixth arcuate slot of the multi-slot load-bearing tray; 8. a seventh arc-shaped slot of the multi-slot bearing tray; 9. cucumber; 10. a multi-slot load tray; 11. a multi-channel load tray first inverted U-channel; 12. the multi-groove bearing tray is provided with a second inverted U-shaped groove; 13. a third inverted U-shaped groove of the multi-groove bearing tray; 14. a first longitudinal square groove of the multi-groove bearing tray; 15. a second longitudinal square groove of the multi-groove bearing tray; 16. a third longitudinal square groove of the multi-groove bearing tray; 17. a fourth longitudinal square groove of the multi-groove bearing tray; 18. a fifth longitudinal square groove of the multi-groove bearing tray; 19. a sixth longitudinal square groove of the multi-groove bearing tray; 20. a left protective shell above the chain rod transmission mechanism; 21. a right protective shell above the chain rod transmission mechanism; 22. a chain lever transmission fulcrum shaft; 23. the right side of the chain rod transmission mechanism inclines to the inclined protective shell; 24. a first branch of the strip-shaped conveyor belt; 25. a second branch of the strip-shaped conveyor belt; 26. a third branch of the strip-shaped conveyor belt; 27. a strip-shaped conveyor belt branch IV; 28. a strip conveyor branch five; 29. a strip conveyor branch six; 30. a bar conveyor motor; 31. a motor drive shaft; 32. a left protective shell below the chain rod transmission device; 33. the left side of the chain rod transmission device inclines to the protective shell; 34. a chain rod transmission mechanism support frame; 35. a bar conveyor support; 36. a strip belt conveying mechanism; 37. a link transmission mechanism; 38. a chain roller; 39. a chain inner link plate; 40. a pin shaft; 41. an outer chain plate of the chain.
Detailed Description
Aiming at the defects of the prior art, the utility model provides a device and a method for realizing cucumber transmission and dynamic separation through a multi-groove bearing tray and a conveying mechanism. The multi-groove bearing tray is designed into a mode that a multi-curved-surface groove and a longitudinal square groove are combined. Based on the bionics idea, the designed multi-curved-surface groove characteristics are adapted to the irregular appearance of the cucumber, and the stable carrying of the cucumber by the tray is effectively ensured. The conveying mechanism is divided into a chain rod conveying mechanism of the upper stage and a strip-shaped conveying belt mechanism of the lower stage. The chain rod transmission mechanism has the characteristic of stable operation, can realize long-distance and variable-height transmission, and the fulcrum chain of the chain rod conveyer belt is matched with the U-shaped groove at the bottom of the multi-groove bearing tray, so that the transmission of the bearing tray and the cucumber is realized. The structure of the strip-shaped conveyor belt is adapted to the vertical square grooves of the cucumber supporting device, and when the chain rod transmission mechanism and the strip-shaped conveyor belt mechanism run in the same direction, a plurality of branches of the strip-shaped conveyor belt are respectively inserted into the plurality of vertical square grooves of the tray to support the cucumber. The tray is separated from the cucumber under the action of opposite movement and height difference. The utility model can maximally reduce mechanical damage (injury) caused in the high-speed transmission process of the cucumbers after grading and sorting, improve the dynamic separation efficiency of the cucumbers in the high-speed transmission process of grading and sorting, and effectively solve the problems of poor motion characteristics, low quality detection and grading and sorting efficiency and the like of irregular fruit and vegetable grading and sorting.
In order to make the above features and effects of the present utility model more clearly understood, the following specific examples are given with reference to the accompanying drawings.
In order to achieve the above effects, the utility model adopts the following technical scheme: the cucumber quality grading, sorting and conveying device comprises a multi-groove bearing tray, a chain rod conveying mechanism and a strip-shaped conveying belt mechanism, wherein the multi-groove bearing tray is used for loading and carrying graded cucumbers;
the chain rod transmission mechanism is used for arranging and transmitting the bearing trays, the upper layer transmission channel of the chain rod transmission mechanism is arranged at the front end of the strip-shaped conveyor belt and used for arranging and transmitting the bearing trays loaded with cucumbers, and the inclined transmission channel and the lower layer transmission channel of the chain rod transmission mechanism are arranged at the lower position of the strip-shaped conveyor belt and used for arranging and transmitting empty trays.
The strip-shaped conveyor belt is used for arranging and conveying the classified cucumbers, the strip-shaped conveyor belt mechanism is located above the chain rod conveying mechanism, when the cucumber bearing tray moves in an upper conveying channel of the chain rod conveying mechanism, the lower layer of the strip-shaped conveyor belt is located at a position higher than the bottom height of a longitudinal square groove of the bearing tray, and the upper layer of the strip-shaped conveyor belt is lower than the bottom height of any arc groove on the bearing tray.
As a preferred scheme of the utility model, the multi-groove bearing tray is provided with the structural types of an arc groove, a longitudinal square groove, a bottom inverted U-shaped groove and the like, the arc groove is positioned above a vertical plate of the bearing tray, and is respectively a first arc groove, a second arc groove, a third arc groove, a fourth arc groove, a fifth arc groove, a sixth arc groove and a seventh arc groove from left to right, wherein the groove widths of the first arc groove and the seventh arc groove are the largest, and the second arc groove and the sixth arc groove, and the third arc groove, the fourth arc groove and the fifth arc groove are the smallest.
As a preferable scheme of the utility model, the arc-shaped grooves and the inverted U-shaped grooves at the bottom of the multi-groove bearing tray are mutually perpendicular to the longitudinal square grooves, the arc-shaped grooves are closer to the front side of the tray vertical plate, and the groove spacing of the bearing tray is equal.
As a preferable scheme of the utility model, the depths of the second arc-shaped groove, the third arc-shaped groove, the fourth arc-shaped groove, the fifth arc-shaped groove and the sixth arc-shaped groove of the multi-groove bearing tray are slightly lower than those of the first arc-shaped groove and the seventh arc-shaped groove, and the distance formed by the second arc-shaped groove, the third arc-shaped groove, the fourth arc-shaped groove, the fifth arc-shaped groove and the sixth arc-shaped groove is slightly longer than the length of the cucumber, so that the whole cucumber is positioned in the second arc-shaped groove to the sixth arc-shaped groove and cannot slide out when the cucumber is loaded.
As a preferable scheme of the utility model, the bearing tray is made of thermoplastic polyurethane elastomer (TPU) materials, the TPU materials are environment-friendly and pollution-free, the recycling property is good, fruit and vegetable targets such as cucumbers are basically not worn, and the bearing tray has good wear resistance, impact resistance and shock absorption.
As a preferable scheme of the chain rod transmission mechanism, the thickened protective shells are arranged on the two sides of the chain rod transmission mechanism, so that the chain rod transmission mechanism not only can play a role in fixing a chain, a chain rod and the like, but also can protect life safety and ensure safe operation of the transmission mechanism.
As a preferable scheme of the utility model, the chain rod transmission mechanism adopts a scheme of combining a chain and chain rod supporting shafts, the chain rods are round stainless steel rods, a plurality of transmission supporting shafts are arranged into a dense chain net structure, the distances among the chain rod supporting shafts are the same, the distances among the chain rod supporting shafts are equal to the distances among the inverted U-shaped grooves below the bearing tray, and the chain rod transmission mechanism and the chain rod supporting shafts are matched with each other to realize the movement of the bearing tray. When the bearing tray moves in the upper layer transmission channel of the chain rod transmission mechanism, the U-shaped groove of the bearing tray is slightly higher than the strip-shaped conveyor belt, and the cucumber is just above the strip-shaped conveyor belt.
As a preferable scheme of the utility model, the inclination angle of the inclined channel of the chain rod transmission mechanism can be set to be between 20 and 45 degrees according to different transmission speed requirements, when the bearing tray moves to the inclined channel along with the chain rod transmission mechanism, the bearing tray can move downwards along with the chain rod supporting shaft in an inclined manner, and the cucumber moves along with the strip-shaped conveyor belt without contacting with the bearing tray, so that the melon and disc separation is realized. When the bearing tray moves in the lower channel of the chain rod conveying mechanism, the bearing tray is completely placed under the strip-shaped conveying belt without contact, moves along with the chain rod conveying mechanism and reaches the tray recycling position.
As a preferable scheme of the utility model, the number of the branch belts of the strip-shaped conveyor belt is set to be 5, the distance between each two branches is equal, the width of the strip-shaped conveyor belt is slightly smaller than the width of the vertical square groove of the bearing tray, so that the strip-shaped conveyor belt can conveniently enter the vertical square groove of the bearing tray and lift up the cucumber, and the melon and disc separation is realized.
As a preferable scheme of the utility model, the strip-shaped conveyor belt is made of silica gel, has excellent electrical insulation performance, ageing resistance, chemical stability, oxidation resistance and weather resistance, and can not cause frictional mechanical damage to cucumbers due to the fact that the silica gel is soft, so that the quality of the cucumbers is ensured.
As a preferable scheme of the utility model, the chain rod transmission mechanism and the strip-shaped transmission belt mechanism are respectively controlled by an external PLC and a frequency converter, and the maximum value of the transmission speed of the strip-shaped transmission belt does not exceed the transmission speed of the chain rod transmission mechanism in the transmission control process.
The utility model provides a cucumber quality grading, sorting and transmitting device and a dynamic separation realizing method, wherein the structure and the realizing flow of the device are shown in figures 1-4, and the specific implementation process comprises the following steps:
after the cucumbers are classified in a nondestructive mode such as vision, the cucumbers are carried by the irregular multi-groove bearing tray shown in fig. 1 to move and be transmitted on the chain rod transmission mechanism, the strip-shaped conveyor belt rotates in the same direction, but the movement speed of the strip-shaped conveyor belt is slightly lower than that of the chain rod transmission mechanism, so that the classified cucumbers are separated from the supporting device, and the cucumbers enter a subsequent processing link.
When the multi-groove bearing tray reaches the position of the strip-shaped conveyor belt, the strip-shaped conveyor belt enters through the longitudinal square groove of the multi-groove bearing tray, the cucumber is contacted with the strip-shaped conveyor belt, and the bearing tray gradually inclines downwards. With further movement, the cucumber and the carrying tray are thoroughly separated as the movement speed of the chain bar transmission mechanism is greater than that of the strip conveyor belt. And then the cucumber continues to move along with the strip-shaped conveyor belt until the subsequent packaging process, and the bearing tray recovers and flows back in a lower layer transmission channel of the chain rod transmission mechanism, so that the movable transmission and the dynamic separation of the cucumber after grading are realized.
In summary, the utility model provides the multi-groove bearing tray suitable for the long-strip-shaped irregular fruits and vegetables, the arc-shaped groove bearing designed based on the bionics idea is adapted to the appearance characteristics of the cucumber, the unique multi-groove structure and special materials of the tray greatly enhance the cucumber transmission efficiency, and the cucumber quality is ensured. The utility model adopts the idea of differential and homodromous motion transmission of the chain rod transmission mechanism and the strip conveyor belt, realizes the separation of the cucumber disc in the moving process under the action of the inclined transmission channel and the height difference, and avoids mechanical damage caused by external force driving separation. The utility model can adjust the relative position and the movement speed of the transmission mechanism according to different cucumber varieties, and realizes the key device and the technical requirement of large-scale grading and sorting operation of various cucumber varieties.

Claims (10)

1. The utility model provides a cucumber quality grading selects separately transmission device which characterized in that: comprising the following steps:
the multi-groove bearing tray (10) is used for loading and carrying the cucumber (9) which is a transmission object of the production line, a plurality of arc-shaped grooves for loading the cucumber (9) are formed in the top of the multi-groove bearing tray (10), and a plurality of inverted U-shaped grooves are formed in the bottom of the multi-groove bearing tray (10);
the chain rod transmission mechanism (37) is provided with a chain rod transmission fulcrum shaft (22) matched with an inverted U-shaped groove at the bottom of the multi-groove bearing tray (10) so as to realize the movable transmission of the cucumber in a matched mode with the multi-groove bearing tray (10);
the strip-shaped belt transmission mechanism (36) is provided with a plurality of strip-shaped belt branches which are matched with a plurality of arc-shaped grooves of the multi-groove bearing tray (10), and the plurality of strip-shaped belt branches are used for supporting the cucumbers (9) and transmitting and separating the cucumbers (9) to the top of the multi-groove bearing tray (10); the strip belt transmission mechanism (36) is arranged above the chain rod transmission mechanism (37);
the chain rod transmission mechanism (37) comprises three stages of transmission channels, namely an upper layer transmission channel, an inclined transmission channel and a lower layer transmission channel, wherein the three stages of transmission channels are in an uninterrupted connection mode, and the inclined transmission channels are convenient to form a height difference, so that the bearing tray is subjected to height descending change along with the position movement of a chain rod transmission supporting shaft.
2. Cucumber quality classifying and sorting conveyor according to claim 1, characterized in that the multi-channel carrying tray (10) is provided with 7 carrying tray uprights (2), each carrying tray upright (2) having at its top one such arc channel, the 7 arc channels comprising: the device comprises a first arc-shaped groove (1), a second arc-shaped groove (3), a third arc-shaped groove (4), a fourth arc-shaped groove (5), a fifth arc-shaped groove (6), a sixth arc-shaped groove (7) and a seventh arc-shaped groove (8); and constitute 6 vertical square grooves between 7 bearing tray risers and include: the first vertical square groove (14), the second vertical square groove (15), the third vertical square groove (16), the fourth vertical square groove (17), the fifth vertical square groove (18) and the sixth vertical square groove (19).
3. Cucumber quality grading, sorting and conveying device according to claim 2, characterized in that the arc-shaped grooves are all positioned above the multi-groove bearing tray vertical plate (2) and are distributed in bilateral symmetry; the groove depth and the groove width of a first arc-shaped groove (1) and a seventh arc-shaped groove (8) of the multi-groove bearing tray (10) are consistent, the groove depth and the groove width of a second arc-shaped groove (3) and a sixth arc-shaped groove (7) are consistent, the groove depth and the groove width of a third arc-shaped groove (4), a fourth arc-shaped groove (5) and a fifth arc-shaped groove (6) are consistent, and except for the groove widths of the third arc-shaped groove (4), the fourth arc-shaped groove (5) and the fifth arc-shaped groove (6), the widths of the arc-shaped grooves are gradually increased from the middle of the multi-groove bearing tray to two sides.
4. The cucumber quality classifying, sorting and conveying device according to claim 2, wherein the intervals between the longitudinal square grooves are the same; the bottom of the multi-groove bearing tray (10) is provided with 3 inverted U-shaped grooves which are a first inverted U-shaped groove (11), a second inverted U-shaped groove (12) and a third inverted U-shaped groove (13), and the directions of the inverted U-shaped grooves and the longitudinal square grooves are mutually perpendicular.
5. The cucumber quality classifying and sorting and conveying device according to claim 1, wherein the chain rod conveying mechanism (37) is provided with a chain rod conveying fulcrum shaft (22), a chain roller (38), a chain inner chain plate (39), a chain pin shaft (40) and a chain rod outer chain plate (41), a chain rod conveying mechanism supporting frame (34) is arranged below the chain rod conveying mechanism, and left and right sides of the chain rod conveying mechanism are respectively provided with a left protective shell (20) above the chain rod conveying mechanism, a right protective shell (21) above the chain rod conveying mechanism and a chain rod conveying mechanism inclined protective shell (23).
6. Cucumber quality classifying and sorting conveyor according to claim 5, characterized in that the chain bar conveying fulcrum (22) is connected via an inner sleeve to the chain rollers (38), the inner chain link plates (39) and the outer chain link plates (41).
7. The cucumber quality grading and sorting conveying device according to claim 5, characterized in that the chain rod conveying support shafts (22) of the chain rod conveying mechanism (37) are stainless steel hollow round bars, gaps among the chain rod conveying support shafts are the same, the chain rod conveying support shafts (22) are matched with the first inverted U-shaped groove (11), the second inverted U-shaped groove (12) and the third inverted U-shaped groove (13) of the multi-groove bearing tray (10), and the multi-groove bearing tray (10) is fixed above the chain rod conveying mechanism (37).
8. Cucumber quality grading and sorting conveyor according to claim 1, characterized in that the plurality of strip conveyor branches of the strip conveyor mechanism (36) comprises: a first strip conveyor branch (24), a second strip conveyor branch (25), a third strip conveyor branch (26), a fourth strip conveyor branch (27), a fifth strip conveyor branch (28) and a sixth strip conveyor branch (29); and the first strip conveyor branch (24), the second strip conveyor branch (25), the third strip conveyor branch (26), the fourth strip conveyor branch (27), the fifth strip conveyor branch (28) and the sixth strip conveyor branch (29) are the same in size and are uniformly distributed.
9. The cucumber quality classifying and sorting conveyor according to claim 2 or 8, characterized in that the strip conveyor (36) is kept parallel to the chain bar conveyor (37), and that the height of the strip conveyor (36) is higher than the lower conveyor channel, the inclined conveyor channel and the upper conveyor channel of the chain bar conveyor (37), and that the height of the strip conveyor (36) from the lower conveyor channel is higher than the height of the strip conveyor (36) from the upper conveyor channel;
the width of the belt of each strip conveyor branch is smaller than the width of the longitudinal square groove of the multi-groove bearing tray (10).
10. Cucumber quality classifying and sorting conveying device according to claim 1, characterized in that the chain bar conveying mechanism (37) and the strip belt conveying mechanism (36) are respectively controlled in conveying speed by an external PLC and a frequency converter, and in the conveying control process, the conveying speed of the strip belt conveying mechanism (36) is smaller than or equal to the conveying speed of the chain bar conveying mechanism (37).
CN202321603721.2U 2022-11-21 2023-06-21 Cucumber quality grading, sorting and transmitting device Active CN220222609U (en)

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CN202211452991.8A CN115815135A (en) 2022-11-21 2022-11-21 Cucumber quality grading, sorting and conveying device and using method thereof
CN2022114529918 2022-11-21

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CN202321603721.2U Active CN220222609U (en) 2022-11-21 2023-06-21 Cucumber quality grading, sorting and transmitting device
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