CN115213096B - Food automatic screening equipment - Google Patents

Abstract

The invention discloses automatic food screening equipment, which belongs to the field of food processing. The automatic food screening equipment includes a screening cylinder. Four symmetrical first springs are fixedly connected to the inner wall of the screening cylinder near the top, and the four first springs are far away from the screening cylinder. One end of the two is connected with a first circular frame, and a second circular frame is clamped inside the first circular frame, and the inner wall of the second circular frame near the bottom is fixedly connected with a truncated circular screen, which can realize the use of springs to cooperate with convex The impact force of the block makes the sieve vibrate while being forced to sway, accelerates the movement of food particles on the sieve, and improves the screening efficiency. The particles are crushed to avoid the accumulation of raw materials. During this period, the moisture in the food particles can also be absorbed to improve the dryness of the food particles and enhance the product quality of the food particles.

Description

Food automatic screening equipment

technical field

The invention relates to the field of food processing, more specifically, to automatic food screening equipment.

Background technique

As an important component and additive in food, food particles need to go through many processes during processing, one of which is the screening of food particles. Factories generally use screening equipment to screen, which can greatly improve the screening efficiency and improve the quality of food particles. purity.

Screening equipment usually relies on a reciprocating mechanical structure to shake the sieve, imitating the action of a human hand shaking the net to screen the fallen food particles and improve the screening efficiency.

The traditional screening equipment for salt and sugar food particles generally relies solely on the screen and the reciprocating shaking structure for screening. When a large number of large food particles fall on the screen, and the screen lacks a structure to quickly break it, it will cause the screening The net is clogged, thus causing the problem of raw material accumulation.

Contents of the invention

1. technical problem to be solved

Aiming at the problems existing in the prior art, the object of the present invention is to provide automatic food screening equipment, which can realize the impact force of the bumps with the springs, so that the screen will vibrate while being forced to sway, and accelerate the food particles on the screen. The movement of the screen can improve the screening efficiency. At the same time, the relevant impact structure on the screen can be used to break the large particles or agglomerated food particles to avoid the accumulation of raw materials. During this period, the moisture in the food particles can also be absorbed. Improve the dryness of food particles and enhance the product quality of food particles.

2. Technical solutions

In order to solve the above problems, the present invention adopts the following technical solutions.

Automatic food screening equipment, including a screening cylinder, four symmetrical first springs are fixedly connected to the inner wall of the screening cylinder near the top, and the ends of the four first springs away from the screening cylinder are jointly connected with a first circular frame , a second circular frame is clamped in the first circular frame, and a frustum-shaped screen is fixedly connected to the inner wall of the second circular frame near the bottom, and the center of the circular frustum-shaped screen is limited to rotate A second rotating shaft is connected, and the top end of the second rotating shaft is sleeved and fixedly connected with a fixed block, and the four corners of the fixed block are fixedly connected with a material distribution plate, and the upper surface of one of the material distribution plates is provided with a limit Slot, the limit sliding in the limit groove is connected with a sliding shaft, the top limit of the sliding shaft is connected with a connecting rod, and the inner wall of the screening cylinder is fixedly connected with two installation blocks, the two installation blocks A motor is installed at the opposite end, and the top end of the output shaft of the motor is fixedly connected with a first rotating shaft. shaped bump, the end of the connecting rod away from the sliding shaft is pinned to the upper surface of the arc-shaped bump, a top cover is installed in the first circular frame, and the lower surface of the top cover is connected to the first circular frame The surface of the top cover is bonded and connected, the top of the top cover is connected with the external feeding pipe, the top of the top cover is provided with a movable hole for facilitating the eccentric movement of the connecting rod, and the connecting rod passes through the movable hole, and the feeding pipe passes through the movable hole. Feed in the second circular frame, and the falling food particles will all accumulate on the second circular frame. At the same time, start the motor, and the output shaft of the motor will drive the collar and the arc-shaped bump to synchronize while rotating. Rotate, because the arc-shaped protrusion is fixedly connected to the outer surface of the collar, the arc-shaped protrusion will hit the surface of the first circular frame reciprocally when rotating, so that the first circular frame is displaced, and the arc-shaped protrusion When it rotates away from the surface of the first circular frame, it is reset by the pulling force of the first spring. During the continuous reset and impact displacement, the truncated conical screen performs reciprocating swinging motion, so as to prevent the food falling on the conical sieve. Particles are screened. During this process, the food particles will not only be subjected to the force of swing, but also the force of impact, which makes the screening effect stronger. During the continuous rotation of the arc-shaped bump, the sliding movement of the pin connection on the arc-shaped bump One end of the shaft will continue to move eccentrically, thereby driving the other end connected with the sliding shaft to limit sliding in the limit groove, and prompting the material distribution plate to perform a reciprocating deflection at a certain angle under the pull of the sliding shaft. Under the fixed connection relationship between the first material distribution plate and the fixed block, the four material distribution plates perform reciprocating deflection movement, which can hit and shake the food particles that are accidentally accumulated on the surface of the conical screen, firstly avoiding the accumulation of food particles , At the same time, it also hits the food particles again, reducing the probability of large particles or agglomerated food particles blocking the conical screen, and improving the screening effect.

Further, a connection block is fixedly connected to the lower surface of one end of the four distribution plates close to the second circular frame, and the connection block matches the conical screen, and through the fixed connection between the four connection blocks and the distribution plate, It can be achieved that when the material distribution plate is reciprocating and deflecting, the connecting block will continue to crush the large food particles falling on the lower part of the conical screen to improve the screening efficiency.

Further, a plurality of symmetrical threaded shafts are screwed between two adjacent connecting blocks, and a connecting rope is fixedly connected between two corresponding said threaded shafts, and there are a plurality of connecting ropes, And a plurality of impact balls are connected through a plurality of connecting ropes, and a plurality of impact balls are connected through a plurality of connecting ropes, so that when the distribution plate drives the connecting block to perform reciprocating deflection motion, the connecting block can drive multiple The two impacting balls collide with each other and crush the surrounding food particles, which again reduces the clogging of the screen by large particles or agglomerated food particles, and improves the screening effect.

Further, a plurality of through holes are opened on the outer wall of the impact ball, and a hygroscopic block is provided in the through hole, and a hygroscopic ball is connected to one end of the plurality of hygroscopic blocks facing the inside of the impact ball, and the hygroscopic ball is filled in the impact ball. In the ball, through the moisture-absorbing block in the through hole and the moisture-absorbing ball in the impact ball, it can absorb the moisture mixed in the surrounding food particles when the impact ball performs impact motion, and improve the quality of the filtered food particles. quality.

Further, the impact ball is divided into two hemispheres, and the two hemispheres are threaded, and the two hemispheres are used as the structure of the impact ball, so that it is convenient for the user to replace the hygroscopic ball with excessive moisture in time. Improves the moisture absorption effect of the impact ball.

Further, a disc-shaped screen is fixedly connected to the lower surface of the second circular frame, and the mesh gap of the disc-shaped screen is the same as that of the frustum-shaped screen, and the arc at the bottom end of the second rotating shaft is Four fixed shafts are fixedly connected to the contour, and the four first circular frames are distributed in an annular array with the second rotating shaft as the center, and the other ends of the four fixed shafts away from the second rotating shaft are fixedly connected with traction ropes , the upper surface of the disc-shaped screen is fixedly connected with four blowing boxes, one side of the inner wall of the blowing box is fixedly connected with a second spring, and the end of the second spring away from the blowing box is fixedly connected with a piston Block, the piston block limit sliding connection on the inner wall of the blowing box, the end of the traction rope away from the fixed shaft runs through the blowing box, and is fixedly connected with the side of the piston block opposite to the second spring, the The blowing box is provided with a plurality of ventilation holes on the side opposite to the traction rope, and the fixed block is driven by the material distribution plate, and the fixed block will drive the second rotating shaft to reciprocate, and then drive the four fixed shafts to reciprocate, which can reach The food particles falling from the truncated sieve are agitated and screened again. At the same time, during the reciprocating deflection of the four fixed axes at a fixed angle, the respective fixedly connected traction ropes are driven to pull the piston block in the blowing box. Limit sliding, during this process, the blowing box will overcome the tension of the second spring to move, when the fixed shaft starts to rotate, the second spring will drive the piston block to reset, and push the air in the blowing box from multiple channels The air is sprayed out from the pores to blow the food particles on the disc-shaped sieve to accelerate the air circulation and improve the drying effect on the food particles again.

Further, a diversion bucket is fixedly connected to the inner wall near the middle of the screening cylinder, the bottom end of the diversion bucket is connected with a diversion tube, and the end of the diversion tube away from the diversion bucket is connected to the screening cylinder, so One end of the diversion tube passing through the screening cylinder is connected with the outer receiving header, the diversion tube is arranged obliquely, and the inclination angle is between 30 degrees and 60 degrees, and through the cooperation between the diversion bucket and the diversion tube, The food particles after secondary screening can be diverted from the screening cylinder into the pre-set storage box to achieve the effect of convenient collection and reduce the volume of the device at the same time.

Further, the side wall of the distribution plate where the limit groove is set is provided with a diversion groove that matches the limit groove. Lead out so that food particles do not hinder the movement of the sliding shaft.

Further, a through groove is opened on the outline of the screening cylinder, and an inspection cover is installed in the through groove, and a grab block is fixedly connected to the outer wall of the inspection cover, and the inspection cover is located at the motor. Through the setting of the inspection cover, It can achieve the effect of making it convenient for users to quickly overhaul the structure at the motor.

Further, a plurality of electromagnets are fixedly connected to the inner wall of the screening cylinder, and the upper surfaces of the plurality of electromagnets are bonded and connected to the lower surface of the first circular frame, and the electromagnets are electrically connected to an external power supply, By connecting the upper surfaces of the multiple electromagnets with the lower surface of the first circular frame, a supporting effect on the bottom of the first circular frame can be achieved, the supporting pressure of the first spring can be reduced, and the service life of the first spring can be improved. , At the same time, it can absorb the metal particles that accidentally passed the two screenings to improve the quality of the filtered food particles, and after the equipment is used, or when the metal particles on the electromagnet need to be cleaned, the external power supply can be disconnected to make the adsorption on the electromagnet The metal particles on the electromagnet facilitate quick and easy cleaning effect.

3. Beneficial effect

Compared with the prior art, the present invention has the advantages of:

(1) This solution feeds the material into the second circular frame through the feeding pipe, and the fallen food particles will all accumulate on the second circular frame. At the same time, start the motor, and the output shaft of the motor will rotate at the same time. Drive the collar and the arc-shaped bump to rotate synchronously. Since the arc-shaped bump is fixedly connected to the outer surface of the collar, the arc-shaped bump will hit the surface of the first circular frame back and forth when rotating, so that the first circular frame The frame is displaced, and when the arc-shaped protrusion rotates away from the surface of the first circular frame, it is reset by the tension of the first spring. During the continuous reset and impact displacement, the frustum-shaped screen mesh reciprocates and swings to achieve To screen the food particles falling on the cone-shaped sieve, the food particles in this process will not only be subjected to the force of swing, but also the force of impact, which makes the screening effect stronger. During the continuous rotation of the arc-shaped protrusions, One end of the sliding shaft connected to the pin shaft on the arc-shaped protrusion will continue to do eccentric movement, thereby driving the other end connected to the sliding shaft to limit sliding in the limiting groove, and prompting the material distribution plate to move under the pull of the sliding shaft. Perform reciprocating deflection at a certain angle, and finally under the fixed connection relationship between the four distribution plates and the fixed block, the four distribution plates will perform reciprocating deflection movements, which can achieve the impact of food particles that are accidentally accumulated on the surface of the conical screen. And toggle, firstly avoid the accumulation of food particles, and at the same time hit the food particles again, reduce the probability of large particles or agglomerated food particles blocking the conical screen, and improve the screening effect.

(2) Through the fixed connection between the four connecting blocks and the material distribution plate, the connection blocks can continuously crush the large food particles falling on the lower part of the conical screen when the material distribution plate performs reciprocating deflection movement. , to improve the screening efficiency, through multiple connecting ropes connected with multiple impact balls, it can be achieved that when the distribution plate drives the connection block to perform reciprocating deflection motion, the connection block can drive multiple impact balls to collide with each other, and The surrounding food particles are broken to reduce the blockage of large particles or agglomerated food particles on the screen and improve the screening effect. During the impact movement, the moisture contained in the surrounding food particles will be absorbed to improve the product quality of the food particles after screening. The structure of two screw-connected hemispheres is used as the impact ball, which can facilitate the user to replace the moisture in time. The oversized moisture-absorbing ball improves the moisture absorption effect of the impact ball.

(3) This scheme drives the fixed block to move through the distribution plate, and the fixed block will drive the second rotating shaft to reciprocate, and then drive the four fixed shafts to reciprocate, so that the food particles falling from the circular truncated sieve can be removed. Stir and screen again. At the same time, during the reciprocating deflection of the four fixed axes at a fixed angle, the respective fixedly connected traction ropes will be driven to pull the piston block to limit sliding in the blowing box. During this process, the blowing box will Overcoming the tension of the second spring to move, when the fixed shaft starts to rotate, the second spring will drive the piston block to reset, and push the air in the blowing box to be sprayed out from multiple ventilation holes, and the air on the disc-shaped screen will The food particles are blown, which accelerates the air circulation and again improves the drying effect on the food particles.

(4) Through the cooperation between the diversion bucket and the diversion tube, this scheme can divert the food particles after the secondary screening from the screening cylinder into the pre-set storage box, so as to achieve the effect of convenient collection, and at the same time It is also possible to reduce the volume of the device.

(5) This solution can achieve a supporting effect on the bottom of the first circular frame by bonding and connecting the upper surface of multiple electromagnets with the lower surface of the first circular frame, reducing the supporting pressure of the first spring and increasing the pressure of the second spring. At the same time, it can absorb the metal particles that accidentally pass through two screenings, improve the quality of the food particles after screening, and after the equipment is used, or when it is necessary to clean the metal particles on the electromagnet, it can be removed by disconnecting the external connection The power supply makes the metal particles adsorbed on the electromagnet convenient and quick to clean up.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is the schematic sectional view of the structure of screening cylinder among the present invention;

Fig. 3 is the schematic view of the structure of the screening cylinder, the first circular frame and the second circular frame in the present invention;

Fig. 4 is the structural representation of electromagnet place among the present invention;

Fig. 5 is a structural schematic diagram of the first circular frame in the present invention;

Fig. 6 is the partial structure schematic diagram between the second circular frame and the conical screen cloth among the present invention;

Fig. 7 is the structure schematic diagram of distribution plate, connecting rope and impact ball place among the present invention;

Fig. 8 is a schematic cross-sectional view of the structure of the impact ball in the present invention;

Fig. 9 is a schematic cross-sectional view of the structure of the fixed shaft, the traction rope and the blowing box in the present invention;

Fig. 10 is a schematic structural view of the first rotating shaft, the collar and the arc-shaped protrusion in the present invention.

Explanation of symbols in the figure:

1. Screening cylinder; 2. Inspection cover; 3. Diversion bucket; 4. Diversion pipe; 5. Top cover; 6. Mounting block; 7. Motor; 8. First rotating shaft; 9. Collar; 10. Arc bump; 11, connecting rod; 12, movable hole; 13, limit groove; 14, diversion groove; 15, sliding shaft; 16, second rotating shaft; 17, fixed block; 18, distribution plate; 19. Connecting block; 20. Threaded shaft; 21. First spring; 22. Electromagnet; 23. Disc-shaped screen; 24. First circular frame; 25. Second circular frame; 26. Round truncated screen Net; 27, fixed shaft; 28, traction rope; 29, blowing box; 30, connecting rope; 31, impact ball; 32, hygroscopic block; 33, hygroscopic ball; 34, piston block;

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings in the embodiments of the present invention; obviously, the described embodiments are only part of the embodiments of the present invention, not all embodiments, based on The embodiments of the present invention and all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "top/bottom" etc. are based on the orientations shown in the drawings Or positional relationship is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and should not be understood as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise specified and limited, the terms "installed", "set with", "sleeved/connected", "connected", etc. should be understood in a broad sense, such as " Connection" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary, and it can be an internal connection between two components. connectivity. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

Example 1:

Please refer to Figure 1-10, automatic food screening equipment, including a screening cylinder 1, four symmetrical first springs 21 are fixedly connected to the inner wall of the screening cylinder 1 near the top, and the four first springs 21 are far away from one end of the screening cylinder 1 Commonly connected with the first circular frame 24, the second circular frame 25 is clamped in the first circular frame 24, and the inner wall of the second circular frame 25 near the bottom is fixedly connected with a conical sieve 26, and the conical sieve The limit rotation at the center of the net 26 is connected with a second rotating shaft 16, and the top of the second rotating shaft 16 is sleeved and fixedly connected with a fixed block 17, and the four corners of the fixed block 17 are fixedly connected with a distribution plate 18, and one of the distribution plates The upper surface of the plate 18 is provided with a limit groove 13, and the limit slide in the limit groove 13 is connected with a sliding shaft 15, and the top limit of the sliding shaft 15 is connected with a connecting rod 11 in rotation, and the inner wall of the screening cylinder 1 is fixedly connected with two Mounting blocks 6, the opposite ends of the two mounting blocks 6 are jointly installed with a motor 7, the top of the output shaft of the motor 7 is fixedly connected with a first rotating shaft 8, the top of the first rotating shaft 8 is sleeved and fixed with a collar 9, the collar The arc profile of 9 is fixedly connected with an arc protrusion 10, and the end of the connecting rod 11 away from the sliding shaft 15 is connected with the pin shaft on the upper surface of the arc protrusion 10, and the top cover 5 is installed in the first circular frame 24. And the lower surface of the top cover 5 is connected with the surface of the first circular frame 24, the top of the top cover 5 is connected with the external feed pipe, and the top of the top cover 5 is provided with a movable hole for facilitating the eccentric movement of the connecting rod 11. 12, and the connecting rod 11 runs through the movable hole 12, feeds the material into the second circular frame 25 through the feed pipe, the food particles that fall will all accumulate on the second circular frame 25, and start the motor 7 at the same time, the motor The output shaft of 7 will drive the collar 9 and the arc bump 10 to rotate synchronously while rotating. Since the arc bump 10 is fixedly connected to the outer surface of the collar 9, the arc bump 10 will rotate when it rotates. Reciprocating impact on the surface of the first circular frame 24, so that the first circular frame 24 is displaced, and when the arc-shaped protrusion 10 rotates away from the surface of the first circular frame 24, it is reset by the pulling force of the first spring 21, During the continuous reset and impact displacement, the frustum-shaped screen 26 is reciprocated and rocked to screen the food particles falling on the frustum-shaped screen 26. During this process, the food particles will not only be subjected to the force of the swing, Also can be subjected to the force of impact, make screening effect stronger, in the continuous rotation of arc-shaped projection 10, the slide shaft 15 one end that pin shaft connection is connected on the arc-shaped projection 10 can continue to do eccentric motion, thereby drives and slide shaft 15 The other end of the rotating connection performs limit sliding in the limit groove 13, and impels the material distribution plate 18 to reciprocate at a certain angle under the pull of the sliding shaft 15, and finally the four material distribution plates 18 and the fixed block 17 Under the fixed connection relationship, the four distributing plates 18 are reciprocally deflected, and the food particles accidentally accumulated on the upper surface of the conical screen 26 can be impacted and moved, firstly avoiding the accumulation of food particles, and at the same time The impact of food particles reduces the clogging of large or agglomerated food particles to the conical screen 26 chance to improve the screening effect.

Four distribution plates 18 are fixedly connected with connection blocks 19 near the lower surface of one end of the second circular frame 25, and the connection blocks 19 are matched with the conical screen 26. The connection can achieve that when the material distribution plate 18 is reciprocatingly deflected, the connecting block 19 can continuously crush the large food particles falling on the lower part of the conical screen 26, thereby improving the screening efficiency.

A plurality of symmetrical threaded shafts 20 are screwed between two adjacent connecting blocks 19, and a connecting rope 30 is fixedly connected between two corresponding threaded shafts 20. There are multiple connecting ropes 30, and multiple connecting The rope 30 is connected with a plurality of impact balls 31 through, and through the plurality of connection ropes 30, a plurality of impact balls 31 are connected through, so that when the distribution plate 18 drives the connection block 19 to perform reciprocating deflection motion, the connection block 19 It can drive a plurality of impacting balls 31 to collide with each other, and break the surrounding food particles, again reducing the blockage of large particles or agglomerated food particles to the screen, and improving the screening effect.

The outer wall of the impact ball 31 is provided with a plurality of through holes, and a hygroscopic block 32 is arranged in the through hole. The end of the plurality of hygroscopic blocks 32 facing the impact ball 31 is connected with a hygroscopic ball 33, and the hygroscopic ball 33 is filled in the impact ball. 31, through the moisture-absorbing block 32 provided in the through hole and the hygroscopic ball 33 in the impact ball 31, it can be achieved that when the impact ball 31 performs impact motion, it can absorb the moisture and moisture mixed in the surrounding food particles, improving the quality of food after screening. Product quality of food particles.

The impact ball 31 is divided into two hemispheres, and the two hemispheres are threaded. The structure of the impact ball 31 can be achieved by using the two screwed hemispheres as the structure of the impact ball 31. The absorption effect of the ball 31 on moisture.

The lower surface of the second circular frame 25 is fixedly connected with a disc-shaped screen 23, and the sieve gap of the disc-shaped screen 23 is the same as that of the frustum-shaped screen 26. Four fixed shafts 27 are connected, and the four first circular frames 24 are distributed in a circular array with the second rotating shaft 16 as the center, and the other ends of the four fixed shafts 27 away from the second rotating shaft 16 are fixedly connected with traction ropes 28 , the upper surface of the disc-shaped screen 23 is fixedly connected with four blowing boxes 29, one side of the inner wall of the blowing box 29 is fixedly connected with a second spring 35, and the second spring 35 is fixedly connected at one end away from the blowing box 29 Piston block 34 is arranged, and piston block 34 limits are slidably connected on the inwall of blowing box 29, and traction rope 28 runs through blowing box 29 away from one end of fixed shaft 27, and is opposite to the side of second spring 35 with piston block 34. The side is fixedly connected, and the blowing box 29 is opposite to the side of the traction rope 28 to provide a plurality of ventilation holes, and the fixed block 17 is driven by the material distribution plate 18 to move, and the fixed block 17 will drive the second rotating shaft 16 to reciprocate, and then drive The four fixed shafts 27 rotate reciprocatingly, which can stir the food particles falling from the truncated sieve 26 and screen them again. At the same time, the four fixed shafts 27 will drive their respective The fixedly connected traction rope 28 pulls the piston block 34 to limit the sliding in the blowing box 29. During this process, the blowing box 29 can overcome the pulling force of the second spring 35 and move. When the fixed shaft 27 starts to rotate, the second The spring 35 will drive the piston block 34 to reset, and promote the air in the air blowing box 29 to be ejected from a plurality of ventilation holes, blowing the food particles on the disc-shaped screen 23, accelerating the air circulation, and raising the food particles again. drying effect.

The inner wall of the screening cylinder 1 close to the middle part is fixedly connected with a diversion bucket 3, the bottom end of the diversion bucket 3 is connected with a diversion tube 4, and the end of the diversion tube 4 away from the diversion bucket 3 is connected with the screening cylinder 1, and the guide tube 4 is connected with the filter tube 1. One end of the flow pipe 4 passing through the screening cylinder 1 is connected with the outer receiving header. The flow pipe 4 is arranged obliquely, and the inclination angle is between 30 degrees and 60 degrees. Through the cooperation between the flow pipe 3 and the flow pipe 4 , the food particles after secondary screening can be diverted from the screening cylinder 1 into the preset storage box, so as to achieve the effect of convenient collection, and at the same time, the volume of the device can be reduced.

Wherein the distributing plate 18 side wall that is provided with limiting groove 13 is provided with diversion groove 14 that matches with limiting groove 13, by the setting of diversion groove 14, can reach the food that falls in the limiting groove 13 The particles are exported to prevent food particles from hindering the movement of the sliding shaft 15.

A through groove is opened on the outline of the screening cylinder 1, and an inspection cover 2 is installed in the through groove, and a catch block is fixedly connected to the outer wall of the inspection cover 2, and the inspection cover 2 is located at the motor 7. Through the setting of the inspection cover 2, the It is convenient for users to quickly check and repair the structure of the motor 7.

The inner wall of the screening cylinder 1 is fixedly connected with a plurality of electromagnets 22, and the upper surface of the plurality of electromagnets 22 is connected to the lower surface of the first circular frame 24, and the electromagnets 22 are electrically connected with an external power supply. The upper surface of an electromagnet 22 is fitted and connected with the lower surface of the first circular frame 24, which can achieve a supporting effect on the bottom of the first circular frame 24, reduce the support pressure of the first spring 21, and promote the first spring 21. At the same time, it can absorb the metal particles that accidentally pass through two screenings, improve the quality of the food particles after screening, and after the equipment is used, or when the metal particles on the electromagnet 22 need to be cleaned, the external power supply can be disconnected , so that the metal particles adsorbed on the electromagnet 22 can be easily and quickly cleaned up.

The above description is only a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto. Anyone familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention and its improved concept to make equivalent replacements or changes shall fall within the scope of protection of the present invention.

Claims (1)

1. Food automatic screening equipment, characterized in that it includes a screening cylinder (1), four symmetrical first springs (21) are fixedly connected to the inner wall near the top of the screening cylinder (1), and the four first One end of a spring (21) away from the screening cylinder (1) is connected to a first circular frame (24), and a second circular frame (25) is clamped inside the first circular frame (24). The inner wall of the second circular frame (25) near the bottom is fixedly connected with a truncated conical screen (26), and the center of the circle of the truncated conical screen (26) is connected with a second rotating shaft (16) for limiting rotation, so that The top of the second rotating shaft (16) is socketed and fixedly connected with a fixed block (17), and the four corners of the fixed block (17) are fixedly connected with a distribution plate (18), and one of the distribution plates (18) ) is provided with a limiting groove (13) on the upper surface of the limiting groove (13), and a sliding shaft (15) is slidably connected in the limiting groove (13), and a connecting rod (11) is connected to the top limit rotation of the sliding shaft (15) ), the inner wall of the screening cylinder (1) is fixedly connected with two installation blocks (6), and the opposite ends of the two installation blocks (6) are jointly installed with a motor (7), and the output shaft of the motor (7) The top end is fixedly connected with a first rotating shaft (8), the top end of the first rotating shaft (8) is sleeved and fixed with a collar (9), and the arc profile of the collar (9) is fixedly connected with an arc bump (10), the end of the connecting rod (11) away from the sliding shaft (15) is pin-connected with the upper surface of the arc-shaped bump (10), and a top is installed in the first circular frame (24). cover (5), and the lower surface of the top cover (5) is attached to the surface of the first circular frame (24), and the top of the top cover (5) is connected through the external feeding pipe, and the top cover The top of (5) is provided with a movable hole (12) to facilitate the eccentric movement of the connecting rod (11), and the connecting rod (11) runs through the movable hole (12), and the four distribution plates (18) are close to the second circle The lower surface of one end of the frame (25) is fixedly connected with a connection block (19), and the connection block (19) matches the conical screen (26), and the two adjacent connection blocks (19) are screwed. A plurality of symmetrical threaded shafts (20) are connected, and a connecting rope (30) is fixedly connected between two corresponding said threaded shafts (20). There are multiple connecting ropes (30), and multiple The connecting rope (30) is connected with a plurality of impact balls (31), and the outer wall of the impact ball (31) is provided with a plurality of through holes, and a hygroscopic block (32) is arranged in the through holes. One end of the moisture-absorbing block (32) facing the impact ball (31) is connected with a moisture-absorbing ball (33), and the moisture-absorbing ball (33) is filled in the impact ball (31), and the impact ball (31) is divided into two hemisphere, and the two hemispheres are threaded, the lower surface of the second circular frame (25) is fixedly connected with a disc-shaped screen (23), and the sieve hole of the disc-shaped screen (23) is connected with the The frustum-shaped screen (26) is the same, and four fixed shafts (27) are fixedly connected to the bottom arc profile of the second rotating shaft (16), and the four The first circular frame (24) is distributed in a circular array with the second rotating shaft (16) as the center, and the other ends of the four fixed shafts (27) away from the second rotating shaft (16) are all fixedly connected with traction ropes (28 ), the upper surface of the disc-shaped screen (23) is fixedly connected with four blowing boxes (29), and one side of the inner wall of the blowing box (29) is fixedly connected with a second spring (35), and The end of the second spring (35) away from the blowing box (29) is fixedly connected with a piston block (34), the piston block (34) is limited and slidingly connected to the inner wall of the blowing box (29), and the traction rope (28) The end away from the fixed shaft (27) runs through the blow box (29), and is fixedly connected with the side of the piston block (34) opposite to the second spring (35), and the blow box (29) A plurality of ventilation holes are opened on the side facing away from the traction rope (28), and a diversion bucket (3) is fixedly connected to the inner wall near the middle of the screening cylinder (1), and the bottom end of the diversion bucket (3) penetrates A diversion tube (4) is connected, and the end of the diversion tube (4) away from the diversion bucket (3) is connected to the screening cylinder (1), and the diversion tube (4) is connected to one end of the screening cylinder (1) and The outer receiving headers are connected, and the guide tube (4) is arranged obliquely, and the inclination angle is between 30 degrees and 60 degrees. A diversion groove (14) matching the limit groove (13) is opened, a through groove is opened on the outline of the screening cylinder (1), and an inspection cover (2) is installed in the through groove, and the inspection cover The outer wall of (2) is fixedly connected with grab blocks, and the maintenance cover (2) is located at the motor (7), and the inner wall of the screening cylinder (1) is fixedly connected with a plurality of electromagnets (22), and the plurality of electromagnetic The upper surface of the iron (22) is attached and connected to the lower surface of the first circular frame (24), and the electromagnet (22) is electrically connected to an external power supply.

Images