CN217664592U

CN217664592U - Grade sieving mechanism of fruit

Info

Publication number: CN217664592U
Application number: CN202221529626.8U
Authority: CN
Inventors: 胡卫明; 周玉霞; 胡文龙; 胡友平; 胡智强
Original assignee: Dayu Qingniu Agricultural Science And Technology Development Co ltd
Current assignee: Dayu Qingniu Agricultural Science And Technology Development Co ltd
Priority date: 2022-06-16
Filing date: 2022-06-16
Publication date: 2022-10-28
Anticipated expiration: 2032-06-16

Abstract

The utility model provides a grade sieving mechanism of fruit, construct and screening mechanism including base, hammer, the base upper surface is equipped with screening mechanism, screening mechanism part subassembly and base fixed connection, screening mechanism right side is located to the hammer, and subassembly and base fixed connection, hammer mechanism upper end part subassembly and screening mechanism fixed connection under the hammer constructs. The utility model discloses an add screening mechanism, screening mechanism is by one-level screening net, second grade screening net and tertiary screening net are constituteed, three screening meshed screening hole aperture of group decrease progressively step by step, can divide four kinds of apples of different diameters size simultaneously through once screening, effectively improve the screening efficiency of apple, simultaneously because screening net adopts reel and sieve bottom to constitute, the sieve bottom is made by the great rubber material of elasticity, can reduce the collision to the apple at the screening in-process, through addding the hammer mechanism, accelerate screening speed, improve screening efficiency.

Description

Grade sieving mechanism of fruit

Technical Field

The utility model relates to a fruit screening technical field especially relates to a grade sieving mechanism of fruit.

Background

Fruit still has a period of time to be deposited between picking and selling, therefore is the state that fruit is usually not fully ripe when picking, and in order to the best looks of fruit when selling, usually will carry out the grade screening to fruit, for example the apple, the apple of same variety, the price of selling is also different for the volume difference, consequently after the apple is picked, needs to classify the apple, and the apple of similar volume puts into a class packing vanning.

The existing apple grade screening is generally to classify apples according to different volumes by utilizing a simple screen disc, the screen disc is simple in structure, the apples are easily broken in the screening process, the grade of the apples is influenced, and the preservation of the apples is not utilized.

Therefore, there is a need to provide a new fruit grade screening device to solve the above-mentioned technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a grade sieving mechanism of fruit.

The utility model provides a grade sieving mechanism of fruit includes: the screening machine comprises a base, a hammering mechanism and a screening mechanism, wherein the screening mechanism is arranged on the upper surface of the base, a part of components of the screening mechanism are fixedly connected with the base, the hammering mechanism is arranged on the right side of the screening mechanism, a part of components at the lower end of the hammering mechanism are fixedly connected with the base, and a part of components at the upper end of the hammering mechanism are fixedly connected with the screening mechanism.

Preferably, the base comprises a base and a cover plate, a groove is formed in the upper surface of the base, two groups of hydraulic machines are arranged in the groove and fixedly connected with the base, the left end and the right end of the front side of the cover plate are arranged above the base and rotatably connected with the inner wall of the groove of the base, and the left end and the right end of the lower surface of the rear side of the cover plate are rotatably connected with the output ends of the two groups of hydraulic machines respectively.

Preferably, screening mechanism includes hammer block, bearing fill, one-level screening net, second grade screening net and tertiary screening net, and the one-level screening net comprises reel and screen bottom, and the reel upper surface is seted up flutedly, and the recess is inside to be equipped with the baffle, and the baffle upper end left and right sides rotates with the recess inner wall respectively to be connected, and groove department an organic whole is connected with the water conservancy diversion fill.

Preferably, three sets of ear pieces are uniformly distributed on the outer surface of the screen frame, the ear pieces are integrally connected with the screen frame, through holes are formed in the upper surfaces of the ear pieces, supporting rods are arranged in the through holes, the one-level screening net is connected with the supporting rods in a sliding mode through the ear pieces, a vibration spring is arranged above the ear pieces, and the vibration spring is movably sleeved on the supporting rods.

Preferably, the sieve end is fixed connection bottom the reel, and the sieve end is made by rubber materials, and a plurality of sets of screening holes have been seted up on the sieve end surface, and one-level screening net below is equipped with the second grade screening net, and the second grade screening net passes through ear piece and bracing piece sliding connection, and second grade screening net below is equipped with the tertiary screening net, and the tertiary screening net passes through ear piece and bracing piece sliding connection, and the same but the screening net diameter on the sieve end of structure of one-level screening net, second grade screening net and tertiary screening net steadilys decrease step by step.

Preferably, one-level screening net top is equipped with the hammer plate, and hammer plate side is three group's ear pieces of an organic whole connection respectively, and the hammer plate passes through ear piece and upper end of the support bar fixed connection, and tertiary screening net below is equipped with accepts the fill, accepts the fill side respectively an organic whole and is connected with three group's ear pieces, accepts the fill and passes through ear piece and support bar fixed connection, accepts the fill side an organic whole and is connected with the water conservancy diversion fill.

Preferably, the hammering mechanism comprises a hammer rod, a supporting seat, a connecting rod, a cam disc and a driving motor, the supporting seat is fixedly connected to the upper surface of the hammer plate, the hammer rod is rotatably connected inside the supporting seat, one end of the hammer rod is integrally connected with a hammer head, the other end of the hammer rod is rotatably connected with the connecting rod, and the hammer head is located above the center of the hammer plate.

Preferably, the lower end of the connecting rod is provided with a cam disc, the connecting rod is in rotary connection with the cam disc, one side of the cam disc is provided with a driving motor, the driving motor is fixedly connected with the base, and an output shaft of the driving motor is fixedly connected with the center of the cam disc.

Compared with the prior art, the utility model provides a grade sieving mechanism of fruit has following beneficial effect:

1. through addding screening mechanism, screening mechanism is by one-level screening net, second grade screening net and tertiary screening net are constituteed, screening hole aperture on three group's screening nets is steadilyd decrease step by step, can divide four types of apples of different diameters size simultaneously through once screening, effectively improve the screening efficiency of apple, simultaneously because screening net adopts reel and screen bottom to constitute, the screen bottom is made by the great rubber material of elasticity, can reduce the collision to the apple at the screening in-process, some apple grade screening of having effectively solved utilizes simple screen tray to classify the apple according to the volume difference usually, this kind of screen tray simple structure, it breaks the apple easily at the screening in-process, influence the quality of apple and the problem of the save of not using the apple mutually.

2. Through additionally arranging the hammering mechanism, the hammering mechanism is in contact with the screening mechanism, the screening mechanism is slapped by the hammering mechanism, the screening mechanism vibrates, the gravity of the apples is made by the aid of vibration, the speed of the apples screened out of the screening holes is increased, and the working efficiency is effectively improved.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of a fruit grade screening device provided by the present invention;

FIG. 2 is a schematic structural view of the base shown in FIG. 1;

FIG. 3 is a schematic view of the primary screening net of FIG. 1;

fig. 4 is a schematic structural view of the hammering mechanism shown in fig. 1.

Reference numbers in the figures: 1. a base; 2. a hammering mechanism; 3. a screening mechanism; 4. a hammer plate; 5. a receiving hopper; 6. a first-stage screening net; 7. secondary screening net; 8. three-stage screening net; 9. a base; 10. a cover plate; 11. a hydraulic press; 12. a screen frame; 13. a screen bottom; 14. screening holes; 15. a baffle plate; 16. a flow guide hopper; 17. an ear piece; 18. a support bar; 19. vibrating the spring; 20. a hammer lever; 21. a hammer head; 22. a supporting seat; 23. a connecting rod; 24. a cam plate; 25. the motor is driven.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, in which fig. 1 is a schematic structural diagram of a preferred embodiment of a fruit grade screening device according to the present invention, and fig. 2 is a schematic structural diagram of a base shown in fig. 1; FIG. 3 is a schematic view of the primary screening net of FIG. 1; fig. 4 is a schematic structural view of the hammering mechanism shown in fig. 1.

In the specific implementation process, as shown in fig. 1, fig. 2 and fig. 3, the device comprises a base 1, a hammering mechanism 2 and a screening mechanism 3, wherein the base 1 is composed of a base 9 and a cover plate 10, a groove is formed on the upper surface of the base 9, two groups of hydraulic machines 11 are arranged in the groove, the hydraulic machines 11 are fixedly connected with the base 9, the cover plate 10 is arranged above the base 9, the left end and the right end of the front side of the cover plate 10 are rotatably connected with the inner wall of the groove of the base 9, the left end and the right end of the rear side lower surface of the cover plate 10 are respectively rotatably connected with the output ends of the two groups of hydraulic machines 11, the cover plate 10 is driven by the up-and-down motion of the output shafts of the hydraulic machines 11, the screening mechanism 3 is arranged on the upper surface of the base 1, and partial components of the screening mechanism 3 are fixedly connected with the base 1, screening mechanism 3 includes hammer block 4, the bearing is fought 5, one-level screening net 6, second grade screening net 7 and tertiary screening net 8, one-level screening net 6 comprises reel 12 and sieve end 13, reel 12 upper surface is seted up flutedly, the inside baffle 15 that is equipped with of recess, the 15 upper end left and right sides of baffle rotates with the recess inner wall respectively and is connected, baffle 15 seals the recess, prevent to roll at screening in-process apple, a recess department body coupling has the water conservancy diversion and fights 16, when apron 10 rotates, it rotates to drive screening mechanism 3 synchronous, screening mechanism 3 rotates in-process baffle 15 and opens the recess, the apple that makes the screening accomplish is fought 16 rolls out by the water conservancy diversion.

Referring to fig. 1 and 3, three sets of ear blocks 17 are uniformly distributed on the outer surface of the screen frame 12, the ear blocks 17 are integrally connected with the screen frame 12, through holes are formed in the upper surfaces of the ear blocks 17, support rods 18 are arranged inside the through holes, the first-level screening net 6 is slidably connected with the support rods 18 through the ear blocks 17, a vibration spring 19 is arranged above the ear blocks 17, the vibration spring 19 is movably sleeved on the support rods 18, the screen bottom 13 is fixedly connected with the bottom of the screen frame 12, the screen bottom 13 is made of a rubber material, a plurality of sets of screening holes 14 are formed in the surface of the screen bottom 13, a second-level screening net 7 is arranged below the first-level screening net 6, the second-level screening net 7 is slidably connected with the support rods 18 through the ear blocks 17, a third-level screening net 8 is arranged below the second-level screening net 7, the third-level screening net 8 is slidably connected with the support rods 18 through the ear blocks 17, and the diameters of the first-level screening net 6, the second-level screening net 7 and the third-level screening nets 8 are the same in structure, but gradually decrease in a step-level manner.

Referring to fig. 1, the vibration springs 19 on each group of supporting rods 18 are located between the ear blocks 17 on the sieving net, the three groups of sieving nets are separated by the vibration springs 19, the vibration springs 19 can buffer vibration impact force and prolong vibration time, sieving speed is accelerated, the hammer plate 4 is arranged above the primary sieving net 6, the three groups of ear blocks 17 are respectively and integrally connected to the side surface of the hammer plate 4, the hammer plate 4 is fixedly connected to the upper ends of the supporting rods 18 through the ear blocks 17, the receiving hopper 5 is arranged below the tertiary sieving net 8, the three groups of ear blocks 17 are respectively and integrally connected to the side surface of the receiving hopper 5, the receiving hopper 5 is fixedly connected to the supporting rods 18 through the ear blocks 17, the flow guide hopper 16 is integrally connected to the side surface of the receiving hopper 5, the hammering mechanism 2 is arranged on the right side of the sieving mechanism 3, the end part of the hammering mechanism 2 is fixedly connected to the base 1, and the upper end part of the hammering mechanism 2 is fixedly connected to the sieving mechanism 3.

Referring to fig. 1 and 4, the hammering mechanism 2 includes a hammer rod 20, a support seat 22, a connecting rod 23, a cam disc 24 and a driving motor 25, the support seat 22 is fixedly connected to the upper surface of the hammer plate 4, the hammer rod 20 is rotatably connected to the inside of the support seat 22, one end of the hammer rod 20 is integrally connected to a hammer head 21, the other end of the hammer rod 20 is rotatably connected to the connecting rod 23, the hammer head 21 is located above the center of the hammer plate 4, the cam disc 24 is located at the lower end of the connecting rod 23, the connecting rod 23 is rotatably connected to the cam disc 24, the driving motor 25 is arranged on one side of the cam disc 24, the driving motor 25 is fixedly connected to the base 1, the output shaft of the driving motor 25 is fixedly connected to the center of the cam disc 24, the driving motor 25 rotates to drive the cam disc 24, the cam disc 24 drives the hammer rod 20 to swing up and down through the connecting rod 23, the hammer head 21 and the hammer rod 20 swing synchronously, and when the hammer rod 20 swings down, the hammer plate 4 slaps the hammer plate 4 to generate large vibration and transmit the vibration to the three sets of screens.

The utility model provides a theory of operation as follows: the utility model discloses when using, at first pour the apple of treating the screening into one-level screening net 6 in, then start driving motor 25 and drive the motion of hammering mechanism 2, hammering mechanism 2 makes screening mechanism 3 produce vibrations, because apple self action of gravity in vibrations process, the apple that is less than in the certain diameter range can drop in screening hole 14 next-level screening net 6, the minimum apple can drop to accepting and fight 5 in, analogize in proper order, description screening completion that drops because of vibrations no longer until the apple, stop the motion of hammering mechanism 2 earlier, then start hydraulic press 11 and drive apron 10 and rotate, make the screening mechanism 3 slope of apron 10 upper surface, the apple after the screening is accomplished rolls out from corresponding screening net and accepting and fight 5 respectively, then collect the packing can with the apple according to the class.

The utility model discloses the circuit and the control of the driving motor and the hydraulic press that relate to are prior art, do not carry out too much repetition here.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A fruit grade screening device comprising: the screening machine comprises a base (1), a hammering mechanism (2) and a screening mechanism (3), and is characterized in that the screening mechanism (3) is arranged on the upper surface of the base (1), partial components of the screening mechanism (3) are fixedly connected with the base (1), the hammering mechanism (2) is arranged on the right side of the screening mechanism (3), partial components of the lower end of the hammering mechanism (2) are fixedly connected with the base (1), and partial components of the upper end of the hammering mechanism (2) are fixedly connected with the screening mechanism (3).

2. The fruit grade screening device according to claim 1, wherein the base (1) is composed of a base (9) and a cover plate (10), a groove is formed in the upper surface of the base (9), two sets of hydraulic machines (11) are arranged in the groove, the hydraulic machines (11) are fixedly connected with the base (9), the cover plate (10) is arranged above the base (9), the left end and the right end of the front side of the cover plate (10) are rotatably connected with the inner wall of the groove of the base (9), and the left end and the right end of the lower surface of the rear side of the cover plate (10) are respectively rotatably connected with the output ends of the two sets of hydraulic machines (11).

3. The fruit grade screening device according to claim 1, wherein the screening mechanism (3) comprises a hammer plate (4), a receiving hopper (5), a primary screening net (6), a secondary screening net (7) and a tertiary screening net (8), the primary screening net (6) comprises a screen frame (12) and a screen bottom (13), a groove is formed in the upper surface of the screen frame (12), a baffle (15) is arranged in the groove, the left side and the right side of the upper end of the baffle (15) are respectively connected with the inner wall of the groove in a rotating manner, and a flow guide hopper (16) is integrally connected with the groove.

4. The fruit grade screening device of claim 3, wherein three sets of ear blocks (17) are uniformly distributed on the outer surface of the screen frame (12), the ear blocks (17) are integrally connected with the screen frame (12), through holes are formed in the upper surfaces of the ear blocks (17), supporting rods (18) are arranged in the through holes, the primary screening net (6) is slidably connected with the supporting rods (18) through the ear blocks (17), a vibration spring (19) is arranged above the ear blocks (17), and the vibration spring (19) is movably sleeved on the supporting rods (18).

5. The fruit grade screening device according to claim 3, wherein the sieve bottom (13) is fixedly connected with the bottom of the sieve frame (12), the sieve bottom (13) is made of rubber materials, a plurality of groups of screening holes (14) are formed in the surface of the sieve bottom (13), a secondary screening net (7) is arranged below the primary screening net (6), the secondary screening net (7) is slidably connected with the supporting rod (18) through lugs (17), a tertiary screening net (8) is arranged below the secondary screening net (7), the tertiary screening net (8) is slidably connected with the supporting rod (18) through lugs (17), and the diameters of the screening nets on the sieve bottom (13) are gradually decreased while the structures of the primary screening net (6), the secondary screening net (7) and the tertiary screening net (8) are the same.

6. The fruit grade screening device according to claim 3, wherein a hammer plate (4) is arranged above the primary screening net (6), three sets of lug blocks (17) are respectively and integrally connected to the side surfaces of the hammer plate (4), the hammer plate (4) is fixedly connected with the upper ends of the support rods (18) through the lug blocks (17), a receiving hopper (5) is arranged below the tertiary screening net (8), three sets of lug blocks (17) are respectively and integrally connected to the side surfaces of the receiving hopper (5), the receiving hopper (5) is fixedly connected with the support rods (18) through the lug blocks (17), and a flow guide hopper (16) is integrally connected to the side surfaces of the receiving hopper (5).

7. The fruit grade screening device of claim 1, wherein the hammering mechanism (2) comprises a hammer rod (20), a support seat (22), a connecting rod (23), a cam disc (24) and a driving motor (25), the support seat (22) is fixedly connected to the upper surface of the hammer plate (4), the hammer rod (20) is rotatably connected inside the support seat (22), one end of the hammer rod (20) is integrally connected with a hammer head (21), the other end of the hammer rod (20) is rotatably connected with the connecting rod (23), and the hammer head (21) is located above the central position of the hammer plate (4).

8. The fruit grade screening device according to claim 7, characterized in that a cam disc (24) is arranged at the lower end of the connecting rod (23), the connecting rod (23) is rotatably connected with the cam disc (24), a driving motor (25) is arranged at one side of the cam disc (24), the driving motor (25) is fixedly connected with the base (1), and the output shaft of the driving motor (25) is fixedly connected with the center position of the cam disc (24).