Pear sorting device

Abstract

The utility model discloses a pear sorting device which comprises a sorting platform, a plurality of sorting rollers, a supporting frame and a plurality of connecting plates, wherein the sorting rollers are arranged on the sorting platform; the supporting frame is arranged on the sorting platform and is driven by a driving transmission chain; the connecting plates are arranged in the supporting frame and are flush with the sorting rollers; wherein the sorting platform is provided with a first sorting area, a second sorting area and a third sorting area. Pars to be screened are placed in the frame body which passes through the supporting frame and the connecting plate, and the pears in the frame body sequentially pass through different screening areas along with the movement of the frame body on the sorting platform from left to right; wherein the distances between the sorting rollers in different screening areas are gradually increased, so that the pears can be leaked to the position below the sorting platform through the different distances between the sorting rollers and then are transferred in a centralized mode through a transmission box or a conveying flat belt, and sorting of the pears is achieved; according to the pome sorting device, through simple structural design improvement, pomes can be effectively and stably sorted.

Description

Technical Field

[0001] The utility model relates to the technical field of fruit and vegetable sorting equipment, in particular to a sorting device for duck pears. Background Art

[0002] With the development of science and technology and the improvement of people's living standards, people have higher requirements for the quality of fruits. After picking, fruits usually need to be graded and sorted. The sorted fruits can be processed differently according to their size, so that fruits of all grades can be fully utilized and the waste of resources can be reduced. At the same time, sorting fruits is also more convenient for transportation and pricing. In the actual production process, fruit sorting is mostly manual screening. The sorting process requires manual separation of fruits of different sizes. Manual sorting has large errors and cumbersome operations. Operators are prone to fatigue after long-term work, and are prone to problems such as missed selection and wrong selection, which affects the sorting quality. Therefore, it is of great significance to set up an automatic pear fruit sorting equipment with simple structure and high sorting efficiency.

[0003] Patent application number CN202023079229.9 A kind of automatic sorting equipment for pears and fruits, including a frame, a feeding device, a conveying device, a weighing device, a sorting device and a collecting device, the weighing device and the conveying device are arranged on the frame in sequence, the sorting device and the collecting device are multiple groups arranged along the transmission direction of the conveying device; the sorting device includes a sorting cylinder and a material sensor I, the sorting cylinder and the collecting device are symmetrically arranged on the left and right sides of the conveying device, and the pushing direction of the sorting cylinder points to the entrance of the collecting device. The utility model proposes an automatic sorting equipment for pears and fruits, which can automatically sort pears and fruits according to weight, with high sorting accuracy and high degree of automation.

[0004] Among the above, although the comparative documents can use the sorting device and the aggregation device to screen the pears based on weight; however, multiple material sensors need to be arranged in the equipment used, which increases the cost of equipment design and requires frequent debugging to ensure the accuracy of sorting. Utility Model Content

[0005] The utility model aims to provide a pear sorting device to solve the problems of high design cost and frequent debugging and maintenance required for the existing pear sorting device.

[0006] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0007] The utility model provides a pear sorting device, comprising a sorting platform, a plurality of sorting rollers arranged on the sorting platform, a support frame arranged on the sorting platform and driven by a drive transmission chain, and a plurality of connecting plates arranged in the support frame and flush with the sorting rollers;

[0008] Among them, a first sorting area, a second sorting area, and a third sorting area are respectively provided on the sorting platform; wherein the distance L between adjacent sorting rollers is such that: L in the first sorting area < L in the second sorting area < L in the third sorting area;

[0009] On the sorting platform, two symmetrically arranged driving transmission chains, as well as a sprocket and a rotating shaft for driving the two circles of driving transmission chains to rotate simultaneously, are provided;

[0010] Between the two circles of driving transmission chains, a support frame surrounding the sorting rollers is provided, and a connecting plate with its bottom flush with the conveying surface of the sorting rollers is arranged inside the support frame.

[0011] Furthermore, the sorting rollers are arranged parallel to the sorting platform, and sorting reserved hoppers for receiving the pears screened in different sorting areas are provided at the bottom of the sorting platform.

[0012] Still further, the support frame includes a plurality of spliced connecting plates, and the connecting plates are fixedly connected to the pins of the driving transmission chain, so as to drive the support frame to rotate around the sorting platform by means of the driving transmission chain.

[0013] Still further, the connecting plate is parallel to the sorting roller.

[0014] Compared with the prior art, the beneficial technical effects of the present utility model are as follows: In this application, the pear fruits to be screened are placed in the frame body formed by the support frame and the connecting plate. As they move from left to right on the sorting platform, the pear fruits inside pass through different screening areas in sequence; among them, the distances between the sorting rollers in different screening areas gradually increase, so that the pear fruits can be leaked below the sorting platform through different distances between the sorting rollers, and then concentrated transfer is carried out by using a transmission box or a conveying flat belt to realize the sorting of the pear fruits; through simple structural design improvement in this application, the sorting of the pear fruits can be effectively and stably achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The following further describes the present utility model with reference to the accompanying drawings.

[0016] Figure 1 It is a schematic diagram of the main structure of the sorting device for pears of the present utility model;

[0017] Figure 2 It is a schematic diagram of the arrangement of sorting rollers on the sorting device for pears of the present utility model;

[0018] Figure 3 It is a schematic diagram of the installation of a conveying frame on the sorting device for pears of the present utility model;

[0019] Figure 4 For Figure 3 Another schematic diagram of the driving structure on the other side.

[0020] Explanation of reference numerals: 1, sorting platform; 1a, sorting reserved hopper; 2, sorting roller; 3, driving transmission chain; 3a, driving sprocket; 4, support frame; 5, connecting plate; 6, pear; 7, first sorting area; 8, second sorting area; 9, third sorting area. Detailed implementation mode

[0021] In this embodiment, a sorting device for pears is disclosed, which includes a sorting platform 1, a plurality of sorting rollers 2 installed on the sorting platform 1, a support frame 4 installed on the sorting platform 1 and driven by a driving transmission chain 3, and a plurality of connecting plates 5 installed in the support frame 4 and flush with the sorting rollers 2;

[0022] Wherein, a first sorting area 7, a second sorting area 8, and a third sorting area 9 are respectively provided on the sorting platform 1; the distance L between adjacent sorting rollers 2: L in the first sorting area 7 < L in the second sorting area 8 < L in the third sorting area 9;

[0023] Working principle of this application:

[0024] As Figure 1 shown, along the arrow direction, the pears to be screened are put into the frame body formed by the support frame 4 and the connecting plate 5, and as they move from left to right on the sorting platform 1, the pears inside pass through the first sorting area 7, the second sorting area 8, and the third sorting area 9 in sequence; since the distance between the sorting rollers 2 inside gradually increases when passing through the sorting areas, the pears can be leaked under the sorting platform 1 through the different distances between the sorting rollers 2, and then a transmission box or a conveying flat belt is used for centralized transfer to realize the screening of the pears.

[0025] As Figure 3 and Figure 4 shown, the sorting rollers 2 are installed on the sorting platform 1 in parallel, and a sorting reserved hopper 1a for receiving the pears screened in different sorting areas is installed at the bottom of the sorting platform 1; that is, the sorting reserved hopper 1a is used to collect the sorted pears in the first sorting area 7, the second sorting area 8, and the third sorting area 9 respectively.

[0026] In this embodiment, two symmetric driving transmission chains 3 are installed on the sorting platform 1, as well as a sprocket and a rotating shaft for driving the two driving transmission chains 3 to rotate simultaneously;

[0027] During specific implementation, a rotating shaft parallel to the sorting rollers 2 can be installed at both ends of the sorting platform 1 through supports respectively, two sprockets are symmetrically installed at both ends of the rotating shaft respectively, and a driving transmission chain 3 parallel to the sorting platform 1 is installed on the sprockets;

[0028] When in use, the rotating shaft is driven to rotate by a servo motor, thereby driving the driving transmission chain 3 to rotate.

[0029] The support frame 4 surrounding the sorting roller 2 is installed between the two circles of the driving transmission chain 3, and the connecting plate 5 whose bottom is flush with the conveying surface of the sorting roller 2 is installed in the support frame 4;

[0030] The support frame 4 includes a plurality of interconnected connecting plates, and the connecting plates are fixedly connected to the pins of the drive transmission chain 3, so that the drive transmission chain 3 drives the support frame 4 to rotate around the sorting platform 1;

[0031] The connecting plate 5 is parallel to the sorting roller 2, and the bottom of the connecting plate 5 is flush with the conveying surface of the sorting roller 2, so that the connecting plate 5 is used to push the pears on the sorting roller 2 to be conveyed to the right.

[0032] The above embodiments are only descriptions of the preferred methods of the invention, and are not intended to limit the scope of the invention. Without departing from the design spirit of the invention, various modifications and improvements made to the technical solution of the invention by ordinary technicians in this field should fall within the protection scope of the claims of the invention.

Claims

1. A pear sorting device, characterized in that: It includes a sorting platform (1), a plurality of sorting rollers (2) arranged on the sorting platform (1), a support frame (4) arranged on the sorting platform (1) and driven by a driving transmission chain (3), and a plurality of connecting plates (5) arranged in the support frame (4) and flush with the sorting rollers (2); Among them, a first sorting area (7), a second sorting area (8), and a third sorting area (9) are respectively provided on the sorting platform (1); the distance L between adjacent sorting rollers (2): L of the first sorting area (7) < L of the second sorting area (8) < L of the third sorting area (9); Two symmetric driving transmission chains (3), as well as a sprocket and a rotating shaft for driving the two driving transmission chains (3) to rotate simultaneously, are arranged on the sorting platform (1); A support frame (4) surrounding the sorting rollers (2) is arranged between the two driving transmission chains (3), and a connecting plate (5) with its bottom flush with the conveying surface of the sorting rollers (2) is arranged in the support frame (4).

2. The pear sorting device according to claim 1, characterized in that: The sorting rollers (2) are arranged in parallel on the sorting platform (1), and sorting reserved hoppers (1a) for receiving pears screened in different sorting areas are arranged at the bottom of the sorting platform (1).

3. The pear sorting device according to claim 1, characterized in that: The support frame (4) includes a plurality of spliced connecting plates, and the connecting plates are fixedly connected to the pins of the driving transmission chain (3), so as to drive the support frame (4) to rotate around the sorting platform (1) by using the driving transmission chain (3).

4. The pear sorting device according to claim 1, characterized in that: The connecting plate (5) is parallel to the sorting roller (2).

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