Walnut selecting and grading device

Abstract

The utility model discloses a walnut selecting and grading device which is characterized in that the top ends of table legs are fixedly connected with a table top, the table top is rotatably connected with a rotating rod, a connecting column on the table top is fixedly connected with a grading device, and a fourth grading device, a third grading device, a second grading device and a first grading device are sequentially arranged above the grading device; the first classifier, the second classifier, the third classifier and the fourth classifier are respectively provided with sieve holes of four specifications, one end of the lower surface of the fourth classifier is fixedly connected with a first guide rod, the table top is fixedly connected with a second guide rod, the second guide rod is fixedly connected with a sliding rail, and the upper surface of the sliding rail is in sliding connection with the fourth classifier. A first motor is arranged in the second guide rod, a second motor is fixedly connected to the table top, a via hole is formed in the table top under the grading device, and a conveying device is arranged under the via hole. According to the structure, through the arrangement of the classifier and the inclined triangle, walnuts can be fully screened, and the screening efficiency is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical automation technical field, concretely is a walnut selection grading device. BACKGROUND

[0002] Walnut is liked by people because of its rich nutritional value. With the development of walnut industry, in the current large-scale production, walnut is often classified and processed.

[0003] For a long time, the size of walnut grading in China is generally adopted by manual method. Manual grading has high labor intensity, time-consuming and laborious, low efficiency and precision, and cannot be compared with mechanized and automatic production line, so it is necessary to provide a walnut selection grading device. UTILITY MODEL CONTENT

[0004] The utility model provides a walnut selection grading device, can carry out semi-automatic grading screening to different specifications of walnut simultaneously, and effectively improves the efficiency of walnut grading.

[0005] In order to realize the above object, a walnut selection grading device is provided, which comprises a table leg, the top end of the table leg is fixedly connected with a table top, the table top is rotatably connected with a rotating rod, a grading device is fixedly connected with a connecting column on the table top, a fourth classifier, a third classifier, a second classifier and a first classifier are sequentially arranged above the grading device, the first classifier, the second classifier, the third classifier and the fourth classifier are respectively provided with four kinds of screen holes, one end of the lower surface of the fourth classifier is fixedly connected with a first guide rod, a second guide rod is fixedly connected on the table top, the second guide rod is fixedly connected with a sliding rail, the upper surface of the sliding rail is slidably connected with the fourth classifier, a first motor is arranged in the second guide rod, a second motor is fixedly connected on the table top, a through hole is arranged on the table top below the grading device, a conveying device is arranged below the through hole. Through the arrangement of the grading screen, the walnut needing grading can be classified conveniently, the grading screen is slidably connected with the crank assembly, the crank assembly can conveniently provide power for the classifier, the walnut after grading can be conveniently conveyed to the conveying device through the arrangement of the through hole, the walnut enters the screening frame area through the conveying device, and the screening frame finally screens the unqualified ones.

[0006] According to the walnut selection grading device, the grading device comprises a crank assembly, an inclined triangle and a connecting pipe. Through the arrangement of the crank assembly, the fourth classifier connected with the crank assembly can be swung back and forth, so that the grading operation of the walnut is realized.

[0007] According to the walnut selection grading device, the crank assembly comprises a rotating handle, a rotating rod and a rotating shaft, the rotating shaft is fixedly connected to the rotating rod, the rotating handle is rotatably connected to the rotating shaft, the rotating handle is rotatably connected to the second guide rod, and the end of the rotating handle away from the rotating rod is fixedly connected to the output end of the first motor.

[0008] According to the walnut selection grading device, the rotating rod is provided with a rotating sleeve, the rotating sleeve is fixedly connected to the rotating rod, the rotating sleeve is fixedly connected with a connecting rod and a transmission rod, the connecting rod and the transmission rod are at a fixed angle, the cylindrical surface of the rotating column is provided with an indentation, the end of the connecting rod away from the rotating rod is matched in the indentation of the rotating column, and the rotating column and the output end of the second motor are fixedly connected.

[0009] According to the walnut selection grading device, the upper surface of the inclined triangle is fixedly connected to the lower surface of the third classifier, and one end of the transmission rod is in sliding contact with the inclined triangle. The inclined triangle is arranged to facilitate the up-and-down rocking of the classifier through the height difference of the inclined triangle.

[0010] According to the walnut selection grading device, the transmission device comprises a conveying frame and a screening frame, and the conveying frame is provided with four conveying channels. Different specifications of conveying channels are arranged to facilitate the transportation of screened walnuts to the collection point.

[0011] According to the walnut selection grading device, the first classifier, the second classifier, the third classifier and the fourth classifier are fixedly connected with knob blocks, the lower end of the knob blocks on the first classifier, the second classifier and the third classifier is provided with a groove, the groove in the knob block is slidably connected to the upper surface of the connecting block, the lower end of the connecting block is fixedly connected with a connecting pipe, and the lower surface of the connecting pipe is fixedly connected with the upper surface of the knob block. The groove of the knob block is arranged to reduce the influence of the inclination of the classifier, the connecting block is arranged to achieve the inclination of the classifier, and the walnut is fully screened.

[0012] According to the walnut selection grading device, the bottom surface of the first classifier, the second classifier, the third classifier and the fourth classifier is inclined, and the side away from the screen of the classifier is provided with a switchable switch piece. The screened walnuts are inclined to the vicinity of the switch piece through the inclined arrangement, the screened walnuts are conveyed through the switch piece, and the walnuts enter the conveying area.

[0013] The walnut selection grading device has the advantages that the walnut can be fully screened through the arrangement of the classifier and the inclined triangle, and the screening efficiency is effectively improved.

[0014] The additional aspects and advantages of the present application will be given in part in the following description, and will become apparent from the description, or can be learned by practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0015] The present application will be further described below in conjunction with the drawings and embodiments.

[0016] Fig. 1 It is a whole structure schematic view of the walnut selecting and grading device of the present application;

[0017] Fig. 2 It is a structure schematic view of the walnut selecting and grading device of the present application;

[0018] Fig. 3 It is a rotating rod structure view of the walnut selecting and grading device of the present application;

[0019] Fig. 4 It is a crank assembly structure view of the walnut selecting and grading device of the present application;

[0020] Fig. 5 It is a structure view of the inclined triangle of the walnut selecting and grading device of the present application;

[0021] Fig. 6 It is a back switch piece device view of the walnut selecting and grading device of the present application.

[0022] LEGEND

[0023] 1, table leg; 2, grading device; 3, rotating rod; 4, first grader; 5, second grader; 6, third grader; 7, fourth grader; 8, first guide rod; 9, crank assembly; 10, connecting block; 11, inclined triangle; 12, switch piece; 13, rotating rod; 14, connecting pipe; 15, rotating handle; 16, transmission rod; 17, slide rail; 18, rotating shaft; 19, connecting rod; 20, conveying frame; 21, screening frame; 22, second guide rod; 23, rotating sleeve; 24, button block; 25, rotating column. DETAILED DESCRIPTION

[0024] This part will describe the specific embodiments of the present application in detail, the preferred embodiments of the present application are shown in the drawings, the role of the drawings is to supplement the description of the text part with figures, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the present application, but it cannot be understood as the limitation of the protection scope of the present application.

[0025] REFERENCE Figs. 1 to 6The utility model discloses an embodiment walnut selects grading device, a walnut selects grading device, including table leg 1, the top fixed connection of table leg 1 has the desktop, the desktop rotatory connection has rotating lever 13, the fixed connection of connecting post on the desktop has grading device 2, the fourth classifier 7, third classifier 6, second classifier 5 and first classifier 4 are sequentially arranged above grading device 2, and first classifier 4, second classifier 5, third classifier 6 and fourth classifier 7 are equipped with four kinds of screen hole of specification respectively, and one end of the lower surface of fourth classifier 7 is fixedly connected with first guide rod 8, and the second guide rod 22 is fixedly connected on the desktop, and the second guide rod 22 is fixedly connected with slide rail 17, and the upper surface of slide rail 17 is slidably connected with fourth classifier 7, and the first motor is arranged in the second guide rod 22, and the second motor is fixedly connected on the desktop, and the desktop below grading device 2 is equipped with the through -hole, and the through -hole below is equipped with transmission device. Grading device 2 is sequentially connected with first classifier 4, second classifier 5, third classifier 6 and fourth classifier 7 from top to bottom, fourth classifier 7 is slidably connected with slide rail 17, the upper surface of second guide rod 22 is fixedly connected with slide rail 17, and the rotating handle 15 in second guide rod 22 is fixedly connected with the first motor, when the motor starts, the crank assembly 9 movement drives the grading screen to carry out the screening of walnut, and the walnut after grading is transported to transmission device through the setting of through -hole, enters the screening frame 21 area through transmission device, and the screening frame 21 carries out the screening of unqualified finally.

[0026] Grading device 2 includes crank assembly 9, inclined triangle 11 and connecting pipe 14. By setting crank assembly 9, the fourth classifier 7 connected with crank assembly 9 is swung back and forth, and the grading operation of walnut is achieved. Crank assembly 9 includes rotating handle 15, rotating rod 3 and rotating shaft 18, rotating shaft 18 is fixedly connected on rotating rod 3, rotating handle 15 is rotatably connected on rotating shaft 18, rotating handle 15 is rotatably connected on second guide rod 22, and the end, away from rotating rod 3, of rotating handle 15 is fixedly connected with the output end of first motor. One end of rotating handle 15 is fixedly connected with the output end of first motor, rotating shaft 18 is fixedly connected away from the output end of first motor, rotating shaft 18 is rotatably connected with rotating rod 3, and rotating handle 15, rotating rod 3, slide rail 17 and rotating shaft 18 are set, to facilitate the movement of crank assembly 9 and classifier.

[0027] The rotating sleeve 23 is fixedly connected to the rotating rod 13, and the connecting rod 19 and the transmission rod 16 are fixedly connected to the rotating sleeve 23. The connecting rod 19 and the transmission rod 16 are at a fixed angle. The rotating column 25 is provided with a notch on the cylindrical surface. The connecting rod 19 is matched in the notch of the rotating column 25 at the end away from the rotating rod 13. The rotating column 25 is fixedly connected to the output end of the second motor. The rotating column 25 is provided with a notch on the outer surface. The connecting rod 19 is slidably connected to the notch. When the second motor is started, the connecting rod 19 and the transmission rod 16 move periodically along the notch of the rotating column 25. The upper surface of the inclined triangle 11 is fixedly connected to the lower surface of the third classifier 6. One end of the transmission rod 16 is in sliding contact with the inclined triangle 11. The transmission rod 16 is in sliding contact with the inclined triangle 11. The transmission rod 16 is moved by the rotating column 25, so that the fourth classifier fixedly connected to the upper surface of the inclined triangle vibrates slightly.

[0028] The transmission device comprises a conveying frame 20 and a screening frame 21. The conveying frame 20 is provided with four conveying channels. Different specifications of conveying channels are arranged to facilitate the transportation of screened walnuts to the collection point.

[0029] The first classifier 4, the second classifier 5, the third classifier 6 and the fourth classifier 7 are fixedly connected with knob blocks 24 on both sides. The knob blocks 24 on the first classifier 4, the second classifier 5 and the third classifier 6 are provided with grooves at the lower ends. The grooves in the knob blocks 24 are slidably connected to the upper surface of the connecting block 10. The connecting block 10 is fixedly connected with a connecting pipe 14 at the lower end. The lower surface of the connecting pipe 14 is fixedly connected with the upper surface of the knob block 24. The grooves of the knob blocks 24 are arranged to reduce the influence of the inclination of the classifiers. The connecting block 10 is arranged to achieve the inclination of the classifiers, so as to facilitate the full screening of the walnuts.

[0030] The inner bottom surfaces of the first classifier 4, the second classifier 5, the third classifier 6 and the fourth classifier 7 are inclined. The side of the classifier away from the screen is provided with a switchable switch piece 12. The switch piece 12 is fixedly installed on the back of the classifier. The screened walnuts are inclined to the vicinity of the switch piece 12 through the inclined arrangement. The screened walnuts are conveniently conveyed through the switch piece 12. The positions of the switch pieces 12 and the positions of the conveying areas are one-to-one corresponding, so as to facilitate the walnuts to enter the conveying area.

[0031] Working principle: when the walnut classification is needed, the first motor is started, the first motor is fixedly connected with the crank assembly 9, the crank assembly 9 is further driven to move the classifier connected on the crank assembly 9, the classifier starts to swing left and right, so that the walnut is fully scattered on the classifier, the second motor is fixedly connected on the rotating column 25, the connecting rod 19 is slidingly connected on the notch of the rotating column 25, the other end of the connecting rod 19 is fixedly connected on the rotating rod 13 when the rotating column 13 starts to move, the transmission rod 16 connected on the rotating rod 13 slidingly contacts the inclined triangle 11, the transmission rod 16 slides with the inclined triangle 11 when the rotating column 25 rotates, the height difference caused by the movement makes the classification frame up and down, so that the classification effect is more efficient, the back of the classifier is provided with a switch piece 25, the walnut is convenient to pass through the hole to reach the conveying area, when the walnut passes through the conveying area to enter the screening frame 21, the unqualified walnut can be further screened, and the screening efficiency of the device is increased.

[0032] The above embodiment of the utility model is described in detail in combination with the drawings, but the utility model is not limited to the above embodiment, and various changes can be made within the knowledge range possessed by ordinary skilled in the art without departing from the purpose of the utility model.

Claims

1. A walnut sorting and grading device, comprising table legs (1), characterized in that, The tabletop is fixedly connected to the top of the table leg (1), and the tabletop is rotatably connected to the rotating rod (13). The grading device (2) is fixedly connected to the connecting column on the tabletop. The fourth grader (7), the third grader (6), the second grader (5) and the first grader (4) are arranged in sequence above the grading device (2). The first grader (4), the second grader (5), the third grader (6) and the fourth grader (7) are respectively provided with four types of sieve holes. The first guide rod (8) is fixedly connected to one end of the lower surface of the fourth grader (7). The second guide rod (22) is fixedly connected to the tabletop. The second guide rod (22) is fixedly connected to the slide rail (17). The upper surface of the slide rail (17) is slidably connected to the fourth grader (7). The second guide rod (22) is provided with a first motor. The second motor is fixedly connected to the tabletop. The tabletop directly below the grading device is provided with a through hole. The transmission device is provided below the through hole.

2. A walnut sorting and grading device according to claim 1, characterized in that, The grading device (2) includes a crank assembly (9), a slanted triangle (11) and a connecting tube (14), wherein the crank assembly (9) is fixedly connected to the lower surface of the slide rail (17).

3. A walnut sorting and grading device according to claim 2, characterized in that, The crank assembly (9) includes a rotating handle (15), a rotating rod (3), and a rotating shaft (18). The rotating shaft (18) is fixedly connected to the rotating rod (3). The rotating handle (15) is rotatably connected to the rotating shaft (18). The rotating handle (15) is rotatably connected to the second guide rod (22). The end of the rotating handle (15) away from the rotating rod (3) is fixedly connected to the output end of the first motor.

4. A walnut sorting and grading device according to claim 1, characterized in that, A rotating sleeve (23) is provided on the rotating rod (13). The rotating sleeve (23) is fixedly connected to the rotating rod (13). A connecting rod (19) and a transmission rod (16) are fixedly connected to the rotating sleeve (23). The connecting rod (19) and the transmission rod (16) are at a fixed angle. A groove is provided on the cylindrical surface of the rotating column (25). The end of the connecting rod (19) away from the rotating rod (13) is fitted into the groove of the rotating column (25). The rotating column (25) is fixedly connected to the output end of the second motor.

5. A walnut sorting and grading device according to claim 2, characterized in that, The upper surface of the oblique triangle (11) is fixedly connected to the lower surface of the third classifier (6), and one end of the transmission rod (16) slides in contact with the oblique triangle (11).

6. A walnut sorting and grading device according to claim 1, characterized in that, The transmission device includes a conveyor frame (20) and a screening frame (21), and the conveyor frame (20) is provided with four types of conveying channels.

7. A walnut sorting and grading device according to claim 1, characterized in that, Toggle blocks (24) are fixedly connected to both sides of the first classifier (4), the second classifier (5), the third classifier (6) and the fourth classifier (7). The lower end of the toggle block (24) on the first classifier (4), the second classifier (5) and the third classifier (6) is provided with a groove. The groove in the toggle block (24) is slidably connected to the upper surface of the connecting block (10). The lower end of the connecting block (10) is fixedly connected to a connecting pipe (14). The lower surface of the connecting pipe (14) is fixedly connected to the upper surface of the toggle block (24).

8. A walnut sorting and grading device according to claim 1, characterized in that, The bottom surfaces of the first classifier (4), the second classifier (5), the third classifier (6) and the fourth classifier (7) are inclined, and a switch piece (12) that can be switched is provided on the side of the classifier away from the filter.

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