Classification screening device for potato processing

Abstract

The utility model discloses a grading screening device for potato processing, which belongs to the technical field of screening equipment and comprises a movable base, a feeding plate with one end provided with a feeding groove is fixedly mounted on one side of the upper end of the base, a conveying plate is obliquely mounted in the feeding groove, and mounting plates are obliquely mounted on two sides of one end of the feeding plate. A square plate capable of moving up and down is mounted at the lower end of the mounting plate through a driving assembly, round holes with screening rollers clamped inside are formed between the square plate and the mounting plate in a linear array mode, a cleaning assembly used for cleaning the screening rollers is mounted at the upper end of the mounting plate, and a collecting box is arranged at the position, located on the lower side of the square plate, of the upper end of the base. The cleaning brush moves in a reciprocating mode to clean soil attached to the screening rollers, manual cleaning is not needed, convenience and rapidness are achieved, meanwhile, the screening effect is improved, the distance between the screening rollers can be adjusted by moving the square plate downwards, and therefore the size of screened potatoes can be adjusted, and practicability is high.

Description

Technical Field

[0001] The utility model specifically relates to a grading and screening device for potato processing, belonging to the technical field of screening equipment. Background Art

[0002] Potatoes are perennial herbs with edible tubers. They are the fourth most important food crop in the world. Potatoes are also an important food crop in my country. They are a common food in our daily life and can be processed into various products. Before producing, processing or selling potatoes, it is often necessary to use a potato processing grading and screening device to screen the potatoes so that the size of the potatoes can be evenly distributed.

[0003] As shown in the announcement number: CN210146456U, a grading and screening device for potato processing includes a base, a screening box is provided on the right side of the top of the base, and an inclined plate is provided at the bottom of the inner wall around the screening box, a second screen plate is provided on the top of the inner wall around the screening box, and an extension tube is inserted on the left side of the top outer wall of the screening box, a transition box is provided on the side of the extension tube away from the screening box, and the top inner wall of the transition box is provided with hollow baffles distributed at equal distances, the bottom inner wall of the baffle is provided with second connecting springs distributed at equal distances, and the bottom outer wall of the baffle is provided with extension strips distributed at equal distances, and the bottom outer wall of the transition box is provided with a through hole. The arc-shaped sheet of the utility model effectively prevents potatoes from hard collision with the inner wall of the feed hopper, avoids the impact and damage of the potato surface, slows down the movement speed of potatoes, improves the screening effect of the first screen plate, and is convenient and easy to operate.

[0004] When the common grading and screening device for potato processing is used, although the potatoes can be graded and screened through the sieve plate, the size of the screened potatoes is difficult to adjust during the screening, and only a single size can be screened, which has low practicality. Moreover, after long-term use, the screening device will have dirt attached to the surface, thereby affecting the screening effect. Generally, manual cleaning is required, which is inconvenient. Utility Model Content

[0005] The utility model aims to solve the deficiencies of the prior art and provide a grading and screening device for potato processing, so as to achieve the purpose of conveniently adjusting the size of the screened potatoes and automatically cleaning the surface of the screening drum.

[0006] The utility model achieves the above-mentioned purpose through the following technical scheme: a grading and screening device for potato processing, comprising a movable base, a feed plate with a feed trough at one end fixedly installed on one side of the upper end of the base, a conveying plate obliquely installed inside the feed trough, mounting plates obliquely installed on both sides of one end of the feed plate, a square plate movable up and down is installed at the lower end of the mounting plate through a driving component, circular holes with screening drums clamped inside are opened in a linear array between the square plate and the mounting plate, a cleaning component for cleaning the screening drum is installed on the upper end of the mounting plate, and the A collecting box is provided at the upper end of the base, located below the square plate. When in use, two collecting boxes are provided, one is provided directly below the square plate, and the other is provided below one end of the square plate. The collecting box is used to collect the screened potatoes. The cleaning assembly is used to clean the soil attached to the screening drum. The screening drum can rotate between the square plate and the mounting plate. The driving assembly is used to move the square plate. A plurality of circular holes are provided. The conveying plate is used to transport potatoes. An armrest is fixedly installed on one side of the base for moving the base.

[0007] Furthermore, in order to facilitate the movement of the base, a rectangularly distributed Fomag wheel is fixedly installed at the lower end of the base, and the Fomag wheel has a self-locking function and can fix the base.

[0008] Furthermore, in order to enable the square plate to move up and down, the driving assembly includes a threaded rod, which is symmetrically rotatably mounted on both sides of the upper end of the mounting plate, one end of the threaded rod is threadedly connected to the square plate, and the threaded rod is used to change the position of the square plate.

[0009] Furthermore, in order to facilitate the rotation of the threaded rod and prevent the square plate from being separated from the threaded rod, a hand wheel is fixedly installed at one end of the threaded rod, and a baffle is fixedly installed at the other end of the threaded rod.

[0010] Furthermore, in order to cushion the falling potatoes, a cushion pad is fixedly installed at one end of the conveying plate. The cushion pad is an existing structure to prevent the potatoes from rigidly colliding with the conveying plate and damaging the potatoes.

[0011] Furthermore, in order to enable the square block to move, the cleaning assembly includes symmetrically arranged square blocks, round rods are sleeved inside the two ends of the square blocks, a screw hole is opened on one side of the round rod, a positioning screw is threadedly connected to one end of the square block, one end of the positioning screw extends into the screw hole, two threaded holes are provided, and the positioning screw is used to fix the square block.

[0012] Furthermore, in order to enable the cleaning brush to move back and forth, a screw is rotatably installed between the square blocks, a cleaning plate is threadedly connected to the outer side of the screw, a cleaning brush is fixedly installed at one end of the cleaning plate, two screws are provided, and the cleaning brush is used to clean the soil attached to the screening drum.

[0013] Furthermore, in order to enable the lead screw to rotate in a forward and reverse circular motion, a servo motor is fixedly mounted on one side of the square block, an output end of the servo motor is fixedly connected to the lead screw, and the servo motor is used to drive the lead screw.

[0014] The technical effects and advantages of the utility model are as follows: when the utility model is in use, the size of the screened potatoes can be adjusted by moving the square plate downward and then adjusting the distance between the screening rollers. The utility model is highly practical and can also clean the soil attached to the screening roller by reciprocating the cleaning brush without manual cleaning, which is convenient and quick and improves the screening effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the connection structure between the feed plate and the conveyor plate of the utility model;

[0017] Figure 3 This is a schematic diagram of the connection structure between the mounting plate and the square plate of the utility model;

[0018] Figure 4 This is a schematic diagram of the working state structure of the drive component of the utility model;

[0019] Figure 5 This is a schematic diagram of the connection structure between the mounting plate and the cleaning component of the utility model;

[0020] Figure 6 This is a schematic diagram of the cleaning component structure of the utility model.

[0021] In the figure: 1. base; 2. feed trough; 3. feed plate; 4. conveyor plate; 5. mounting plate; 6. drive assembly; 601. threaded rod; 602. hand wheel; 603. baffle; 7. square plate; 8. screening drum; 9. cleaning assembly; 901. square block; 902. round rod; 903. screw hole; 904. positioning screw; 905. lead screw; 906. cleaning plate; 907. cleaning brush; 908. servo motor; 10. collection box; 11. Fomar wheel; 12. buffer pad. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-Figure 6 As shown, a grading and screening device for potato processing comprises a movable base 1, a feed plate 3 with a feed trough 2 at one end is fixedly installed on one side of the upper end of the base 1, a conveying plate 4 is obliquely installed inside the feed trough 2, mounting plates 5 are obliquely installed on both sides of one end of the feed plate 3, a square plate 7 movable up and down is installed on the lower end of the mounting plate 5 through a driving component 6, circular holes with screening drums 8 clamped inside are opened in a linear array between the square plate 7 and the mounting plate 5, a cleaning component 9 for cleaning the screening drum 8 is installed on the upper end of the mounting plate 5, a collecting box 10 is arranged on the lower side of the square plate 7 at the upper end of the base 1, a rectangularly distributed Forma wheel 11 is fixedly installed on the lower end of the base 1, and a When using the buffer pad 12, first move the base 1 to the appropriate position through the handrail, then self-lock the Foma wheel 11, and then put the potatoes into the feed trough 2 in the feed plate 3. The buffer pad 12 plays a buffering role to prevent the potatoes from rigidly colliding with the feed plate 4 and damaging the potatoes. Then move the square plate 7 through the driving component 6, and then insert the screening drum 8 into the appropriate round hole to adjust the size of the screened potatoes. Potatoes that do not meet the requirements fall into the collection box 10 through the gap between the screening drums 8, and potatoes that meet the conditions fall into the collection box 10 on the other side under the action of gravity. When the surface of the screening drum 8 needs to be cleaned, it can be cleaned through the cleaning component 9.

[0024] The driving assembly 6 includes a threaded rod 601, which is symmetrically rotatably installed on both sides of the upper end of the mounting plate 5. One end of the threaded rod 601 is threadedly connected to the square plate 7. A handwheel 602 is fixedly installed on one end of the threaded rod 601, and a baffle 603 is fixedly installed on the other end of the threaded rod 601. When in use, the handwheel 602 is manually rotated first, and the threaded rod 601 rotates accordingly, driving the square plate 7 to move downward. The baffle 603 prevents the square plate 7 from separating from the threaded rod 601 during movement.

[0025] The cleaning assembly 9 includes symmetrically arranged square blocks 901, round rods 902 are sleeved inside at both ends of the square blocks 901, a screw hole 903 is opened on one side of the round rod 902, a positioning screw 904 is threadedly connected to one end of the square block 901, and one end of the positioning screw 904 extends into the screw hole 903, a lead screw 905 is rotatably installed between the square blocks 901, a cleaning plate 906 is threadedly connected to the outer side of the lead screw 905, a cleaning brush 907 is fixedly installed at one end of the cleaning plate 906, a servo motor 908 is fixedly installed on one side of the square block 901, and the servo motor 908 is fixedly installed on one side of the square block 901. 08 The output end is fixedly connected to the lead screw 905. When in use, first unscrew the positioning screw 904 to release the fixation of the square block 901, then move the square block 901 downward, and after moving to the appropriate position, move the positioning screw 904 into the screw hole 903 to fix the square block 901, then start the servo motor 908 to drive the lead screw 905 to rotate, and the cleaning brush 907 at one end of the cleaning plate 906 moves back and forth to clean the soil and other impurities attached to the screening drum 8. After cleaning, the square block 901 can be reset.

[0026] When the utility model is in use, first the base 1 is moved to a suitable position and fixed, then the potatoes are placed in the feed trough 2, then the hand wheel 602 is manually turned to drive the square plate 7 to move downward, and then the screening drum 8 is inserted into a suitable round hole, so as to adjust the size of the screened potatoes. The utility model is highly practical, and potatoes that do not meet the requirements fall into the collecting box 10 through the gaps between the screening drums 8, and potatoes that meet the conditions fall into the collecting box 10 on the other side under the action of gravity. When it is necessary to clean the surface of the screening drum 8, the square block 901 is first moved downward, moved to a suitable position and fixed, and then the servo motor 908 is started to drive the cleaning brush 907 to move back and forth, so as to automatically clean the impurities such as soil attached to the screening drum 8, without the need for manual cleaning, which is convenient and quick, and at the same time improves the screening effect.

[0027] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-limiting from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0028] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A potato processing grading and screening device, comprising a movable base (1), a feed plate (3) with a feed trough (2) at one end fixedly mounted on one side of the upper end of the base (1), a feed conveying plate (4) obliquely mounted inside the feed trough (2), characterized in that: Mounting plates (5) are obliquely mounted on both sides of one end of the feed plate (3); a square plate (7) movable up and down is mounted on the lower end of the mounting plate (5) via a driving assembly (6); circular holes with a screening drum (8) clamped inside are provided in a linear array between the square plate (7) and the mounting plate (5); a cleaning assembly (9) for cleaning the screening drum (8) is mounted on the upper end of the mounting plate (5); and a collecting box (10) is provided on the upper end of the base (1) located below the square plate (7).

2. The potato processing grading and screening device according to claim 1, characterized in that: A rectangularly distributed Forma wheel (11) is fixedly mounted on the lower end of the base (1).

3. The potato processing grading and screening device according to claim 1, characterized in that: The driving assembly (6) comprises a threaded rod (601), which is symmetrically rotatably mounted on both sides of the upper end of the mounting plate (5), and one end of the threaded rod (601) is threadedly connected to the square plate (7).

4. The potato processing grading and screening device according to claim 3, characterized in that: A hand wheel (602) is fixedly mounted on one end of the threaded rod (601), and a baffle (603) is fixedly mounted on the other end of the threaded rod (601).

5. The potato processing grading and screening device according to claim 1, characterized in that: A buffer pad (12) is fixedly mounted on one end of the material conveying plate (4).

6. The potato processing grading and screening device according to claim 1, characterized in that: The cleaning assembly (9) comprises symmetrically arranged square blocks (901), round rods (902) are sleeved inside the two ends of the square blocks (901), a screw hole (903) is provided on one side of the round rod (902), a positioning screw (904) is threadedly connected to one end of the square block (901), and one end of the positioning screw (904) extends into the screw hole (903).

7. The potato processing grading and screening device according to claim 6, characterized in that: A lead screw (905) is rotatably mounted between the square blocks (901), a cleaning plate (906) is threadedly connected to the outer side of the lead screw (905), and a cleaning brush (907) is fixedly mounted on one end of the cleaning plate (906).

8. The potato processing grading and screening device according to claim 7, characterized in that: A servo motor (908) is fixedly mounted on one side of the square block (901), and an output end of the servo motor (908) is fixedly connected to the lead screw (905).

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