Feed crushing equipment

Abstract

The utility model discloses feed crushing equipment, which relates to the technical field of feed production, and comprises a support box, a hollow shaft is rotatably connected in the rear wall of the support box, the front end of the hollow shaft is fixedly connected with a rotary drum, the inner surface of the front wall of the support box is fixedly connected with a fixed shaft, and the fixed shaft is rotatably connected with the front wall of the rotary drum. Metal impurities in feed can be adsorbed to the side surface of the rotary drum through the arc-shaped magnet, the metal impurities can be rotated to a demagnetizing area of the rotary drum through clockwise rotation of the rotary drum, due to disappearance of magnetic attraction force, the metal impurities can be separated from the rotary drum, and the metal impurities can be separated from the rotary drum through the arc-shaped magnet. And the metal impurities are downwards separated from the side surface of the rotary drum under the action of self gravity, fall into the right side of the partition plate and are discharged through an impurity discharge port, so that the feed and the metal impurities are separated.

Description

Technical Field

[0001] The utility model relates to the technical field of feed production, in particular to feed crushing equipment. Background Art

[0002] In the field of animal husbandry technology, it is often necessary to crush feed raw materials. The crushing of feed raw materials is a very important link in the feed processing process. By crushing, the total surface area of ​​the raw material particles per unit mass can be increased, the solubility of feed nutrients in animal digestive juices can be increased, and the digestibility of animals can be improved. Feed is often mixed with impurities, and iron metal is a common impurity metal in feed. If these metal impurities are not handled in time, they will be ingested by poultry and livestock, posing a threat to their health.

[0003] For example, in the utility model patent with the announcement number CN209061296U, a feed grinder is disclosed, comprising a shell, a first crushing mechanism and a second crushing mechanism arranged in the shell, a feed inlet is arranged at the top of the shell, a magnetic plate is installed at the feed inlet, the magnetic plate is suitable for adsorbing metal in the feed entering the shell, the first crushing mechanism is arranged above the second crushing mechanism, a first screening component is arranged between the first crushing mechanism and the second crushing mechanism, the first crushing mechanism is suitable for crushing the feed entering the shell through the feed inlet, the first screening component is suitable for screening the feed crushed by the first crushing mechanism, the second crushing mechanism is suitable for crushing the feed screened by the first screening mechanism, and a discharge port is opened at the bottom of the shell. The feed grinder has a good crushing effect and can remove iron powder mixed in the feed.

[0004] However, when the utility model is used, the metal impurities on the magnetic plate cannot be automatically cleaned. When the metal impurities accumulate on the magnetic plate, the adsorption force of the magnetic plate on the metal impurities will be affected, resulting in poor use effect. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a feed crushing device to solve the problems raised in the above background technology.

[0006] To achieve the above purpose, the utility model is implemented through the following technical solutions: a feed crushing device, including a support box, a hollow shaft is rotatably connected in the rear wall of the support box, a rotating drum is fixedly connected to the front end of the hollow shaft, a fixed shaft is fixedly connected to the inner surface of the front wall of the support box, the fixed shaft is rotatably connected to the front wall of the rotating drum, the rear end of the fixed shaft is rotatably connected to the inner surface of the hollow shaft, an arc magnet is fixedly connected to the side surface of the fixed shaft and located in the rotating drum, and an arc guide plate is fixedly provided on the inner surface of the left wall of the support box The arc-shaped guide plate matches the rotating drum, a partition is fixedly arranged on the inner bottom surface of the support box and located on the right side of the arc-shaped guide plate, a discharge port is opened at the lower part of the left wall of the support box, a collecting hopper is fixedly connected to the inner surface of the support box and located above the rotating drum, and the discharge port of the collecting hopper is located at the upper left side of the rotating drum, a crushing box is fixedly connected to the upper end of the support box, a sieve plate is installed at the bottom of the crushing box, a feed port is opened at the upper part of the crushing box, a crushing assembly is arranged in the crushing box, and a driving assembly is arranged on the rear surface of the support box.

[0007] Preferably, the crushing assembly includes a main shaft, which is rotatably connected in the crushing box, a turntable is fixedly connected to the side surface of the main shaft, a plurality of crushing knives are installed on the turntable, a first motor is fixedly connected to the front surface of the crushing box, and the front end of the main shaft passes through the front wall of the crushing box and is fixedly connected to the driving end of the first motor.

[0008] Preferably, the driving assembly includes a second motor, the second motor is fixedly connected to the rear surface of the support box, the driving end of the second motor is fixedly connected to a driving bevel gear, the side surface of the hollow shaft is fixedly connected to a driven bevel gear, and the driving bevel gear is meshed with the driven bevel gear.

[0009] Preferably, a scraper is fixedly connected to the upper end of the partition, and the scraper abuts against the side surface of the drum.

[0010] Preferably, a debris discharge port is provided at the lower portion of the right wall of the support box.

[0011] Beneficial Effects

[0012] The utility model provides a feed crushing device, which has the following beneficial effects:

[0013] 1. The feed can be crushed by the revolution of multiple crushing knives. The feed larger than the sieve hole size is retained on the sieve plate and continues to be crushed by the crushing knives until it is crushed to the required output particle size and finally discharged through the sieve plate;

[0014] 2. The arc magnet can adsorb the metal impurities in the feed on the side surface of the drum. The drum can be rotated clockwise to transfer the metal impurities to the demagnetization area of ​​the drum. As the magnetic attraction disappears, the metal impurities fall away from the side surface of the drum under the action of their own gravity and fall to the right side of the partition and are discharged through the impurity discharge port, thereby achieving the separation of feed and metal impurities;

[0015] 3. The scraper can scrape off the metal impurities remaining on the side surface of the drum, avoiding the influence of the magnetic separation effect on the accumulation of metal impurities on the outer surface of the drum. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is the front view of the utility model;

[0017] Figure 2 This is a schematic diagram of the main internal structure of the utility model;

[0018] Figure 3 It is a right side view of the rotating drum in the utility model.

[0019] In the figure: 1. support box; 2. arc guide plate; 3. arc magnet; 4. rotating drum; 5. sieve plate; 6. feed port; 7. crushing knife; 8. turntable; 9. crushing box; 10. main shaft; 11. collecting hopper; 12. fixed shaft; 13. scraper; 14. partition; 15. debris discharge port; 16. discharge port; 17. driven bevel gear; 18. hollow shaft; 19. driving bevel gear; 20. second motor; 21. first motor. DETAILED DESCRIPTION

[0020] The technical solution of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] Directional terms mentioned in the present invention, such as "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., are only with reference to the directions shown in the drawings. The directional terms used are used to illustrate and understand the present invention, rather than to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0022] See also Figure 1-3The utility model provides a technical solution: a feed crushing device, including a support box 1, a hollow shaft 18 is rotatably connected to the rear wall of the support box 1, a rotating drum 4 is fixedly connected to the front end of the hollow shaft 18, a fixed shaft 12 is fixedly connected to the inner surface of the front wall of the support box 1, the fixed shaft 12 is rotatably connected to the front wall of the rotating drum 4, the rear end of the fixed shaft 12 is rotatably connected to the inner surface of the hollow shaft 18, the side surface of the fixed shaft 12 and located in the rotating drum 4 are fixedly connected to an arc magnet 3, The inner surface of the left wall of the support box 1 is fixedly provided with an arc guide plate 2, and the arc guide plate 2 matches the rotating drum 4. A partition plate 14 is fixedly provided on the inner bottom surface of the support box 1 and located on the right side of the arc guide plate 2. A discharge port 16 is opened at the lower part of the left wall of the support box 1. A collecting hopper 11 is fixedly connected to the inner surface of the support box 1 and located above the rotating drum 4. The discharge port of the collecting hopper 11 is located at the upper left of the rotating drum 4. A crushing box 9 is fixedly connected to the upper end of the support box 1. The bottom of the crushing box 9 is installed There is a sieve plate 5, a feed port 6 is provided on the upper part of the crushing box 9, a crushing assembly is provided in the crushing box 9, and a driving assembly is provided on the rear surface of the support box 1; the crushing assembly includes a main shaft 10, the main shaft 10 is rotatably connected in the crushing box 9, a turntable 8 is fixedly connected to the side surface of the main shaft 10, and a plurality of crushing knives 7 are installed on the turntable 8, a first motor 21 is fixedly connected to the front surface of the crushing box 9, and the front end of the main shaft 10 passes through the front wall of the crushing box 9 and is fixedly connected to the driving end of the first motor 21; the driving assembly includes a second motor 20, the second motor 20 is fixedly connected to the rear surface of the support box 1, and the driving end of the second motor 20 is fixedly connected to the driving end of the second motor 20, and the side surface of the hollow shaft 18 is fixedly connected to the driven bevel gear 17, and the driving bevel gear 19 is meshed with the driven bevel gear 17; a scraper 13 is fixedly connected to the upper end of the partition 14, and the scraper 13 abuts against the side surface of the rotating drum 4; a debris discharge port 15 is provided at the lower part of the right wall of the support box 1.

[0023] Through the personnel in this field, all the electrical components in this case are electrically connected to their corresponding power supplies, and a suitable controller should be selected according to the actual situation to meet the control requirements. The specific connection and control sequence should refer to the working sequence between the electrical components in the following working principle to complete the electrical connection. The detailed connection means are well-known technologies in this field. The following mainly introduces the working principle and process, and no longer explains the electrical control.

[0024] Embodiment: According to the specification attached Figure 1-3It can be known that when in use, the feed can be put into the crushing box 9 through the feed inlet 6, and the first motor 21 can be started to drive the main shaft 10 to rotate, and the rotation of the main shaft 10 can drive the turntable 8 to rotate, and the rotation of the turntable 8 can drive multiple crushing knives 7 to revolve, and the feed can be crushed by the revolution of multiple crushing knives 7, and the feed larger than the mesh size of the sieve plate 5 is retained on the sieve plate 5 and continues to be crushed by the crushing knives 7 until it is crushed to the required discharge particle size and finally discharged through the sieve plate 5. The feed discharged through the sieve plate 5 falls into the collecting hopper 11, and the collecting hopper 11 can make the feed fall into the left side of the rotating drum 4, and the second motor 20 can be started to drive the active bevel gear 19 to rotate, and the rotation of the active bevel gear 19 can drive the driven bevel gear 17 to rotate, and the rotation of the driven bevel gear 17 can drive the hollow shaft 18 to rotate, and the hollow shaft The rotation of 18 can drive the drum 4 to rotate clockwise. When the feed passes through the side surface of the magnetic separation zone of the drum 4, the arc magnet 3 can adsorb the metal impurities in the feed on the side surface of the drum 4. The drum 4 can be rotated clockwise to transfer the metal impurities to the demagnetization zone of the drum 4. Due to the disappearance of the magnetic attraction, the metal impurities are separated from the side surface of the drum 4 under the action of their own gravity, and fall to the right side of the partition 14 and are discharged through the impurity discharge port 15, thereby realizing the separation of the feed and the metal impurities. The drum 4 continues to rotate clockwise, and the scraper 13 can scrape off the metal impurities remaining on the side surface of the drum 4, avoiding the accumulation of metal impurities on the outer surface of the drum 4 and affecting the magnetic separation effect. The feed without metal impurities is gradually separated from the drum 4 by its own gravity and falls to the left side of the partition 14 and is discharged through the discharge port 16.

[0025] 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 feed crushing device, characterized in that: The invention comprises a support box (1), wherein a hollow shaft (18) is rotatably connected to the rear wall of the support box (1), the front end of the hollow shaft (18) is fixedly connected to a rotating drum (4), the inner surface of the front wall of the support box (1) is fixedly connected to a fixed shaft (12), the fixed shaft (12) is rotatably connected to the front wall of the rotating drum (4), the rear end of the fixed shaft (12) is rotatably connected to the inner surface of the hollow shaft (18), an arc-shaped magnet (3) is fixedly connected to the side surface of the fixed shaft (12) and is located in the rotating drum (4), and an arc-shaped guide plate (2) is fixedly provided on the inner surface of the left wall of the support box (1), and the arc-shaped guide plate (2) matches the rotating drum (4). A partition plate (14) is fixedly provided on the inner bottom surface of the support box (1) and located on the right side of the arc-shaped guide plate (2); a discharge port (16) is provided at the lower part of the left wall of the support box (1); a collecting hopper (11) is fixedly connected to the inner surface of the support box (1) and located above the rotating drum (4); the discharge port of the collecting hopper (11) is located at the upper left side of the rotating drum (4); a crushing box (9) is fixedly connected to the upper end of the support box (1); a sieve plate (5) is installed at the bottom of the crushing box (9); a feed port (6) is provided at the upper part of the crushing box (9); a crushing assembly is provided in the crushing box (9); and a driving assembly is provided on the rear surface of the support box (1).

2. A feed crushing device according to claim 1, characterized in that: The pulverizing assembly comprises a main shaft (10), the main shaft (10) being rotatably connected in the pulverizing box (9), a turntable (8) being fixedly connected to the side surface of the main shaft (10), a plurality of pulverizing knives (7) being mounted on the turntable (8), a first motor (21) being fixedly connected to the front surface of the pulverizing box (9), and a front end of the main shaft (10) passing through the front wall of the pulverizing box (9) and being fixedly connected to a driving end of the first motor (21).

3. A feed crushing device according to claim 1, characterized in that: The driving assembly comprises a second motor (20), the second motor (20) being fixedly connected to the rear surface of the supporting box (1), a driving bevel gear (19) being fixedly connected to the driving end of the second motor (20), a driven bevel gear (17) being fixedly connected to the side surface of the hollow shaft (18), and the driving bevel gear (19) being meshed with the driven bevel gear (17).

4. A feed crushing device according to claim 1, characterized in that: The upper end of the partition plate (14) is fixedly connected to a scraper plate (13), and the scraper plate (13) abuts against the side surface of the rotating drum (4).

5. A feed crushing device according to claim 1, characterized in that: The lower part of the right wall of the support box (1) is provided with a debris discharge opening (15).

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