Walnut screening machine

Abstract

The utility model discloses a walnut screening machine which comprises a working box, the top of the working box is communicated with a conveying pipe, and the top of the conveying pipe is communicated with a winnowing box. According to the walnut screening device, walnuts falling into a conveying pipe can fall into a screening box, then an operator starts a motor to rotate to drive a disc frame to rotate, and therefore a connecting rod is driven to move, the screening box moves left and right in a reciprocating mode, and the screening efficiency of the device is improved; when the walnut color sorter works, small-size walnuts can penetrate through the through hole and fall into the collecting box at the bottom of the inner wall of the working box, large-size walnuts can be left in the screening box, then an operator starts an electric cylinder to extend, so that a connecting frame and a discharging frame are driven to move forwards, the large-size walnuts are pushed into the walnut color sorter, and a screening program of the walnut color sorter is preset; the walnut color sorter can sort walnuts into white, yellow and black types and store the walnuts respectively, and the device has the advantage of being good in screening effect.

Description

Technical Field

[0001] The utility model relates to the technical field of walnuts, in particular to a walnut screening machine. Background Art

[0002] During the agricultural processing of walnut kernels, a large number of collected walnuts need to be screened according to size, and the smaller walnuts need to be screened out to achieve product grading.

[0003] The existing technology generally adopts manual screening, which makes the efficiency very low. In addition, because the workers judge by human eyes, which is more subjective, they are prone to misjudge the screening size, affecting the accuracy of size grading, and thus causing product quality to decline. Therefore, it is necessary to design and modify the walnut screening machine to effectively prevent the phenomenon of poor screening effect. Utility Model Content

[0004] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a walnut screening machine, which has the advantage of good screening effect, and solves the problem that manual screening makes the efficiency very low, and because the workers judge by human eyes, it is more subjective and easy to misjudge the screening size, which affects the accuracy of size grading and thus causes the product quality to decline.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a walnut screening machine comprises a working box, the top of the working box is connected with a conveying pipe, the top of the conveying pipe is connected with a winnowing box, the top of the winnowing box is connected with a feeding pipe, the inside of the winnowing box is fixedly connected with a blower, the right side of the winnowing box is connected with a discharge pipe, a slide is provided on the back of the inner wall of the working box, the inside of the slide is movably connected with the screening box, the right side of the working box is fixedly connected with a motor through a bracket, the output end of the motor is fixedly connected with a disc frame, the surface of the disc frame is movably connected with a connecting rod, the connecting rod is hinged with the screening box, the inside of the screening box is movably connected with a discharge rack, the bottom of the screening box is fixedly connected with an electric cylinder, the output end of the electric cylinder is fixedly connected with a connecting rack, the connecting rack is fixedly connected to the discharge rack, and the front of the working box is fixedly connected with a walnut color sorter.

[0006] As a preferred embodiment of the utility model, a protective cover is fixedly connected to the right side of the working box, and the motor and the disc frame are both located inside the protective cover.

[0007] As a preferred embodiment of the present invention, a protective shell is fixedly connected to the surface of the motor.

[0008] As a preferred embodiment of the present invention, a filter bag is fixedly connected to the surface of the discharge pipe.

[0009] As a preferred embodiment of the present invention, a controller is fixedly connected to the left side of the working box, and the controller is respectively connected to the motor and the electric cylinder signals.

[0010] As a preferred embodiment of the present invention, the bottom of the walnut color sorter is movably connected with a storage box.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. The utility model adopts that the walnuts falling into the conveying pipe will fall into the screening box, and then the operator starts the motor to rotate to drive the disc frame to rotate, thereby driving the connecting rod to move, so that the screening box moves back and forth left and right, thereby improving the screening efficiency of the device, and a through hole is opened at the bottom of the inner wall of the screening box. Small walnuts will pass through the through hole and fall into the collection box at the bottom of the inner wall of the working box, and large walnuts will remain in the screening box. Then the operator starts the electric cylinder to extend, thereby driving the connecting frame and the unloading frame to move to the front side, and then pushing the large walnuts into the walnut color sorter. The screening program of the walnut color sorter is preset, so that the walnut color sorter can classify the walnuts into three categories: white, yellow and black, and store them separately. The device has the advantage of good screening effect.

[0013] 2. The utility model can prevent the operator from being hurt by accidentally touching the motor or the disc rack by setting the protective cover. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of the screening box of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the unloading rack of the utility model;

[0017] Figure 4 For this utility model Figure 1 A schematic diagram of the enlarged structure in the middle.

[0018] In the figure: 1. working box; 2. conveying pipe; 3. air separation box; 4. feeding pipe; 5. hair dryer; 6. discharging pipe; 7. filter bag; 8. screening box; 9. motor; 10. disc rack; 11. connecting rod; 12. unloading rack; 13. electric cylinder; 14. connecting rack; 15. walnut color sorter; 16. protective cover; 17. storage box. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] like Figures 1 to 4 As shown, a walnut screening machine comprises a working box 1, the top of the working box 1 is connected to a conveying pipe 2, the top of the conveying pipe 2 is connected to a wind selection box 3, the top of the wind selection box 3 is connected to a feeding pipe 4, the inside of the wind selection box 3 is fixedly connected to a blower 5, the right side of the wind selection box 3 is connected to a discharge pipe 6, a slide is provided on the back of the inner wall of the working box 1, and a screening box 8 is movably connected inside the slide, a motor 9 is fixedly connected to the right side of the working box 1 through a bracket, a disc frame 10 is fixedly connected to the output end of the motor 9, a connecting rod 11 is movably connected to the surface of the disc frame 10, the connecting rod 11 is hinged to the screening box 8, a discharge frame 12 is movably connected to the inside of the screening box 8, an electric cylinder 13 is fixedly connected to the bottom of the screening box 8, a connecting frame 14 is fixedly connected to the output end of the electric cylinder 13, the connecting frame 14 is fixedly connected to the discharge frame 12, and a walnut color sorter 15 is fixedly connected to the front of the working box 1.

[0021] refer to Figure 1 and Figure 4 A protective cover 16 is fixedly connected to the right side of the working box 1 , and the motor 9 and the disc frame 10 are both located inside the protective cover 16 .

[0022] As a technical optimization solution of the present invention, the provision of the protective cover 16 can prevent the operator from being injured due to accidentally touching the motor 9 or the disc rack 10.

[0023] refer to Figure 1 and Figure 4 A protective shell is fixedly connected to the surface of the motor 9.

[0024] As a technical optimization solution of the present invention, the provision of a protective shell can protect the motor 9.

[0025] refer to Figure 1 A filter bag 7 is fixedly connected to the surface of the discharge pipe 6 .

[0026] As a technical optimization solution of the utility model, the waste discharged from the discharge pipe 6 can be collected by setting the filter bag 7.

[0027] refer to Figure 1 , Figure 2 and Figure 4A controller is fixedly connected to the left side of the working box 1, and the controller is respectively connected to the motor 9 and the electric cylinder 13 for signals.

[0028] As a technical optimization solution of the present invention, the setting of the controller can facilitate the operator to control the start and stop of the motor 9 and the electric cylinder 13.

[0029] refer to Figure 1 The bottom of the walnut color sorting machine 15 is movably connected with a storage box 17.

[0030] As a technical optimization solution of the present invention, by providing the storage box 17, the walnuts of different colors selected by the walnut color sorter 15 can be classified and stored.

[0031] The working principle and use process of the utility model: when in use, the feed pipe 4 of the device is relatively high. When it is inconvenient for the operator to put the walnuts into the feed pipe 4, the operator can use the speed-adjustable material hoist to transport the walnuts into the feed pipe 4. The operator starts the fan in the blower 5, so that the blower 5 blows out airflow. In the process of the walnuts falling from the feed pipe 4 to the conveying pipe 2, the airflow can blow the empty walnuts, dust or broken walnut shells into the discharge pipe 6, and then collect them through the filter bag 7;

[0032] The walnuts falling into the conveying pipe 2 will fall into the screening box 8, and then the operator starts the motor 9 to rotate and drive the disc frame 10 to rotate, thereby driving the connecting rod 11 to move, so that the screening box 8 moves back and forth left and right, thereby improving the screening efficiency of the device. A through hole is opened at the bottom of the inner wall of the screening box 8. Small walnuts will pass through the through hole and fall into the collection box at the bottom of the inner wall of the working box 1, and large walnuts will remain in the screening box 8. Then the operator starts the electric cylinder 13 to extend, thereby driving the connecting frame 14 and the unloading frame 12 to move to the front side, and then pushing the large walnuts into the walnut color sorter 15. The screening program of the walnut color sorter 15 is preset so that the walnut color sorter 15 can classify the walnuts into three categories: white, yellow and black, and store them separately.

[0033] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A walnut screening machine, comprising a working box (1), Features: The top of the working box (1) is connected to a conveying pipe (2), the top of the conveying pipe (2) is connected to a wind separation box (3), the top of the wind separation box (3) is connected to a feeding pipe (4), the interior of the wind separation box (3) is fixedly connected to a blower (5), the right side of the wind separation box (3) is connected to a discharge pipe (6), a chute is provided on the back of the inner wall of the working box (1), the interior of the chute is movably connected to a screening box (8), the right side of the working box (1) is fixedly connected to a motor (9) via a bracket, and the motor (9) is The output end is fixedly connected to a disc frame (10), the surface of the disc frame (10) is movably connected to a connecting rod (11), the connecting rod (11) is hinged to a screening box (8), the interior of the screening box (8) is movably connected to a discharge frame (12), the bottom of the screening box (8) is fixedly connected to an electric cylinder (13), the output end of the electric cylinder (13) is fixedly connected to a connecting frame (14), the connecting frame (14) is fixedly connected to the discharge frame (12), and the front of the working box (1) is fixedly connected to a walnut color sorter (15).

2. A walnut screening machine according to claim 1, Features: A protective cover (16) is fixedly connected to the right side of the working box (1), and the motor (9) and the disc frame (10) are both located inside the protective cover (16).

3. A walnut screening machine according to claim 1, Features: A protective shell is fixedly connected to the surface of the motor (9).

4. A walnut screening machine according to claim 1, Features: A filter bag (7) is fixedly connected to the surface of the discharge pipe (6).

5. A walnut screening machine according to claim 1, Features: A controller is fixedly connected to the left side of the working box (1), and the controller is respectively connected to the motor (9) and the electric cylinder (13) for signals.

6. A walnut screening machine according to claim 1, Features: The bottom of the walnut color sorting machine (15) is movably connected to a storage box (17).

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