CN221108920U - Three-stage separator for Chinese chestnut - Google Patents

Abstract

The utility model relates to a three-stage chestnut sorting machine which comprises a frame, wherein a blanking cylinder is fixed on the frame, a limiting frame positioned below the blanking cylinder is fixed on the frame, a belt conveying structure for conveying chestnuts is arranged on the frame, a first-stage screen frame is arranged on the frame, a big fruit collecting hopper and a connecting hopper are fixed on the frame, a second-stage screen frame positioned below the connecting hopper is also arranged on the frame, two groups of driving structures for driving the first-stage screen frame and the second-stage screen frame to screen respectively are arranged on the frame, and a medium fruit collecting hopper and a small fruit collecting hopper are also fixed on the frame. The Chinese chestnut in the blanking cylinder falls down through the bottom opening and is limited by the rectangular space surrounded by the limiting frame, so that the Chinese chestnut can directly fall onto the conveying belt; after the Chinese chestnut falls into the conveying belt, the conveying belt feeds the Chinese chestnut, so that the Chinese chestnut can be uniformly conveyed into the first-stage screening frame for screening, and the follow-up screening effect can be improved.

Description

Three-stage separator for Chinese chestnut

Technical Field

The utility model relates to the technical field of chestnut sorting, in particular to a three-stage chestnut sorting machine.

Background

In the processing process of the Chinese chestnut, the Chinese chestnut is not easy to sort according to the size by utilizing the sorting machine, so that the Chinese chestnut is usually required to be sorted into a plurality of groups according to the size, the Chinese chestnut is subsequently sorted, the Chinese chestnut is usually directly dropped into the screen through the feeding hopper to sort the Chinese chestnut by repeatedly swinging the screen when being sorted by utilizing the existing sorting machine, the Chinese chestnut is inconvenient to control the blanking amount of the Chinese chestnut in the process of dropping into the screen through the feeding hopper, more Chinese chestnut is easy to accumulate on one side of the screen, and the screen is easy to screen insufficiently during screening, so that the Chinese chestnut three-stage sorting machine is provided to solve the problems.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a three-stage chestnut sorting machine which has the advantages of more uniform screening and the like, and solves the problems that the blanking amount of the chestnuts is inconvenient to control, more chestnuts are easy to accumulate on one side of a screen, and the screen is easy to screen insufficiently during screening when the chestnuts fall into the screen through a feeding hopper.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a tertiary sorter of chinese chestnut, includes the frame, be fixed with the feed cylinder in the frame, be fixed with the spacing frame that is located the feed cylinder below in the frame, be equipped with the belt conveyor structure to carry the chinese chestnut in the frame, be equipped with one-level screen frame in the frame, be fixed with big fruit in the frame and collect the fill and link up the fill, still be equipped with the second grade screen frame that is located the junction below the fill in the frame, be equipped with two sets of drive structure that order about one-level screen frame and second grade screen frame sieve moved respectively in the frame, still be fixed with in the frame and collect fill and little fruit and collect the fill.

Further, a plurality of first-stage sieve meshes of evenly distributed have been seted up on the first-stage sieve frame, still be equipped with the big fruit blanking hole that is located first-stage sieve mesh left side below on the first-stage sieve frame, big fruit is collected and is fought and be located big fruit blanking hole below, links up the bucket and is located first-stage sieve mesh below.

Further, a plurality of second grade sieve meshes of evenly distributed have been seted up on the second grade sieve frame, still have been seted up on the second grade sieve frame and have been located the well fruit blanking hole of second grade sieve mesh rear lower side, well fruit is collected and is fought and be located well fruit blanking hole below, and little fruit is collected and is fought and be located the second grade sieve mesh below.

Further, the belt conveying structure comprises two belt rollers which are rotatably arranged on a frame through bearings, a conveying belt is commonly driven on the two belt rollers, a conveying motor is further fixed on the frame, and an output shaft of the conveying motor is fixed with the end part of one of the belt rollers.

Further, the driving structure comprises two turntables, a rotating rod, two swinging blocks and a screening motor, wherein the screening motor is fixed on the frame, an output shaft of the screening motor is fixed at the center of one turntable, the center of the other turntable is rotatably arranged on the frame through a rotating shaft, the rotating rod is fixed between the eccentric positions of the two turntables, and the two swinging blocks are rotatably arranged on the outer surface of the rotating rod through bearings.

Further, the left end bottom surface of the first-stage screen frame is rotatably arranged on the frame through a rotating shaft, and two swinging blocks in the right-end driving structure of the first-stage screen frame are symmetrically fixed on the front side and the rear side of the right-end bottom surface of the first-stage screen frame

Further, the rear end bottom surface of the secondary screen frame is rotatably arranged on the frame through a rotating shaft, and two swinging blocks in the front end driving structure of the secondary screen frame are symmetrically fixed on the left side and the right side of the front end bottom surface of the secondary screen frame.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

according to the three-level chestnut sorting machine, the chestnut in the blanking barrel falls down through the bottom opening and is limited by the rectangular space surrounded by the limiting frame, the chestnut can directly fall onto the conveying belt, and the arrangement of the limiting frame is beneficial to improving the accuracy of the chestnut falling into the conveying belt;

After the Chinese chestnut falls into the conveying belt, the output shaft of the conveying motor rotates, one belt roller rotates, and the conveying belt can drive at the outer sides of the two belt rollers, so that the Chinese chestnut is conveyed to the first-stage screen frame, the Chinese chestnut is conveyed by the conveying belt, so that the Chinese chestnut can be uniformly conveyed to the first-stage screen frame for screening, and the subsequent screening effect can be improved;

Through the hierarchical screening of one-level screen frame and second grade screen frame, can collect the fill through big fruit respectively with big, well fruit is collected and is fight and the little fruit is collected the fill and separate to collect, the classification effect is better, the device structural design is reasonable suitable, has promoted the efficiency that the chinese chestnut was selected separately greatly, can select out the chinese chestnut of three kinds of different particle diameters simultaneously, saves the labour more.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the positional relationship of the primary screen frame and the large fruit collection hopper of the present utility model;

FIG. 3 is a schematic view of the fruit collection hopper and the positional relationship of the fruit collection hopper according to the present utility model;

Fig. 4 is a schematic view of a driving structure and a belt conveying structure according to the present utility model.

In the figure: 1. a frame; 2. a blanking cylinder; 3. a limit frame; 4. a belt conveying structure; 401. a belt roller; 402. a conveyor belt; 403. a conveying motor; 5. a first-stage screen frame; 6. a big fruit collection hopper; 7. a connecting bucket; 8. a second stage screen frame; 9. a driving structure; 901. a turntable; 902. a rotating lever; 903. a swinging block; 904. screening a motor; 10. a medium fruit collecting hopper; 11. and a small fruit collecting hopper.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a three-stage separator for chestnut in this embodiment includes a frame 1, a blanking cylinder 2 is fixed on the frame 1, a limit frame 3 located below the blanking cylinder 2 is fixed on the frame 1, a belt conveying structure 4 for conveying chestnut is arranged on the frame 1, a first-stage screen frame 5 is arranged on the frame 1, a big fruit collecting hopper 6 and a connecting hopper 7 are fixed on the frame 1, a second-stage screen frame 8 located below the connecting hopper 7 is also arranged on the frame 1, two groups of driving structures 9 for driving the first-stage screen frame 5 and the second-stage screen frame 8 to move are arranged on the frame 1, and a medium fruit collecting hopper 10 and a small fruit collecting hopper 11 are also fixed on the frame 1.

The top and the bottom of the blanking barrel 2 are both in an opening shape, the Chinese chestnut in the blanking barrel 2 falls down through the opening at the bottom and is limited by the rectangular space surrounded by the limiting frame 3, and the Chinese chestnut can directly fall onto the belt conveying structure 4 and is fed through the belt conveying structure 4.

A plurality of first-stage sieve holes which are uniformly distributed are formed in the first-stage sieve frame 5, big fruit blanking holes which are located at the left lower side of the first-stage sieve holes are further formed in the first-stage sieve frame 5, a big fruit collecting hopper 6 is located below the big fruit blanking holes, a connecting hopper 7 is located below the first-stage sieve holes, when the first-stage sieve frame 5 drives screening through a driving structure 9, medium fruits and small fruits fall into the connecting hopper 7 through the first-stage sieve holes, the medium fruits and the small fruits are led into the second-stage sieve frame 8 through the connecting hopper 7 to continue screening, and the big fruits which cannot pass through the first-stage sieve holes slide down through the inclined plane of the first-stage sieve frame 5 and are collected through the big fruit blanking holes to the big fruit collecting hopper 6.

A plurality of second grade sieve meshes of evenly distributed have been seted up on the second grade sieve frame 8, still set up the well fruit blanking hole that is arranged in second grade sieve mesh rear below on the second grade sieve frame 8, well fruit is collected and is fought 10 and be arranged in well fruit blanking hole below, little fruit is collected and is fought 11 and be arranged in second grade sieve mesh below, when second grade sieve frame 8 drives to sieve through drive structure 9, little fruit can pass the second grade sieve mesh and fall into little fruit and collect and fight 11 and collect, and second grade sieve frame 8 slope backward and downward, well fruit can't pass second grade sieve mesh and then pass second grade sieve frame 8 landing, until fall into well fruit through well fruit blanking hole and collect and fight 10 and collect.

In this embodiment, as shown in fig. 4, the belt conveying structure 4 includes two belt rollers 401 rotatably disposed on the frame 1 through bearings, a conveying belt 402 is driven on the two belt rollers 401 together, a conveying motor 403 is fixed on the frame 1, and an output shaft of the conveying motor 403 is fixed with an end portion of one of the belt rollers 401.

The output shaft of the conveying motor 403 rotates, one of the belt rollers 401 rotates, and the conveying belt 402 can drive on the outer sides of the two belt rollers 401, so that the Chinese chestnut is conveyed to the first-stage screen frame 5.

In this embodiment, as shown in fig. 4, the driving structure 9 includes two turntables 901, a rotating rod 902, two swinging blocks 903 and a screening motor 904, the screening motor 904 is fixed on the frame 1, the output shaft of the screening motor 904 is fixed at the center of one of the turntables 901, the center of the other turntable 901 is rotatably arranged on the frame 1 through a rotating shaft, the rotating rod 902 is fixed between the eccentric positions of the two turntables 901, and the two swinging blocks 903 are rotatably arranged on the outer surface of the rotating rod 902 through bearings.

The left end bottom surface of one-level screen frame 5 rotates through the pivot and sets up in frame 1, and two swing blocks 903 in one-level screen frame 5 right-hand member drive structure 9 are symmetrically fixed in the front and back both sides of one-level screen frame 5 right-hand member bottom surface, and when the output shaft of screen motor 904 drove carousel 901 rotatory, dwang 902 revolve round carousel 901, and swing block 903 then can drive one-level screen frame 5 to swing round the pivot of left end bottom surface, alright realize the swing screening of one-level screen frame 5.

The rear end bottom surface of second grade screen frame 8 rotates through the pivot and sets up on frame 1, and two swing blocks 903 in second grade screen frame 8 front end drive structure 9 are fixed in the left and right sides of second grade screen frame 8 front end bottom surface symmetry, and when the output shaft of sieve motor 904 drove carousel 901 rotatory, dwang 902 revolve around carousel 901, and swing block 903 then can drive second grade screen frame 8 to swing around the pivot of rear end bottom surface, alright realize the swing screening of second grade screen frame 8.

By adopting the three-level chestnut sorting machine, the chestnuts are sorted into three groups of large, medium and small sizes by the size of the chestnuts, and the specific working principle is as follows:

The Chinese chestnut in the blanking barrel 2 falls down through the bottom opening and is limited by the rectangular space surrounded by the limiting frame 3, the Chinese chestnut can directly fall onto the conveying belt 402, the arrangement of the limiting frame 3 is beneficial to improving the accuracy of the Chinese chestnut falling onto the conveying belt 402, after the Chinese chestnut falls onto the conveying belt 402, the output shaft of the conveying motor 403 rotates, one belt roller 401 rotates, the conveying belt 402 can drive at the outer sides of the two belt rollers 401, and therefore the Chinese chestnut is conveyed onto the first-stage screen frame 5;

The output shaft of the screening motor 904 in the right end driving structure 9 of the first-stage screen frame 5 drives the turntable 901 to rotate, the rotating rod 902 rotates around the turntable 901, the swinging block 903 can drive the first-stage screen frame 5 to swing around the rotating shaft on the bottom surface of the left end, so that swinging screening of the first-stage screen frame 5 can be realized, when screening is carried out, medium fruits and small fruits fall into the connecting hopper 7 through first-stage screen holes, then are guided into the second-stage screen frame 8 by the connecting hopper 7 to continue screening, and as the first-stage screen frame 5 tilts leftwards and downwards, big fruits which cannot pass through the first-stage screen holes slide down through the inclined surface of the first-stage screen frame 5 and slide down to the big fruit collecting hopper 6 through big fruit blanking holes;

The middle fruits and the small fruits enter the second-stage sieve frame 8 through the connecting hopper 7, when the output shaft of the sieving motor 904 in the front end driving structure 9 of the second-stage sieve frame 8 drives the turntable 901 to rotate, the rotating rod 902 rotates around the turntable 901, the swinging block 903 can drive the second-stage sieve frame 8 to swing around the rotating shaft of the bottom surface of the rear end, swinging screening of the second-stage sieve frame 8 can be realized, when sieving, the small fruits can fall into the small fruit collecting hopper 11 through the second-stage sieve holes to be collected, the second-stage sieve frame 8 inclines to the rear lower side, the middle fruits cannot fall into the second-stage sieve frame 8 through the second-stage sieve holes until the middle fruits fall into the middle fruit collecting hopper 10 to be collected through the blanking holes of the middle fruits, and three-stage sorting of Chinese chestnut can be completed.

The control mode of the utility model is controlled by the controller, the control circuit of the controller can be realized by simple programming by a person skilled in the art, the supply of power also belongs to common knowledge in the art, and the utility model is mainly used for protecting the mechanical device, so the utility model does not explain the control mode and circuit connection in detail.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a tertiary sorter of chinese chestnut, its characterized in that, including frame (1), be fixed with feed cylinder (2) on frame (1), be fixed with spacing frame (3) that are located feed cylinder (2) below on frame (1), be equipped with on frame (1) to carry out belt conveyor structure (4) of chinese chestnut, be equipped with one-level screen frame (5) on frame (1), be fixed with big fruit on frame (1) and collect fill (6) and link up fill (7), still be equipped with on frame (1) and be located second grade screen frame (8) of joining fill (7) below, be equipped with two sets of drive structure (9) that order about one-level screen frame (5) and second grade screen frame (8) sieve respectively on frame (1), still be fixed with in fruit on frame (1) and collect fill (10) and little fruit and collect fill (11).

2. A tertiary chestnut separator as claimed in claim 1, wherein: a plurality of first-stage sieve holes which are uniformly distributed are formed in the first-stage sieve frame (5), big fruit blanking holes which are positioned at the left lower part of the first-stage sieve holes are further formed in the first-stage sieve frame (5), a big fruit collecting hopper (6) is positioned below the big fruit blanking holes, and a connecting hopper (7) is positioned below the first-stage sieve holes.

3. A tertiary chestnut separator as claimed in claim 1, wherein: a plurality of second-stage sieve holes which are uniformly distributed are formed in the second-stage sieve frame (8), a middle fruit blanking hole which is positioned below the rear of the second-stage sieve holes is formed in the second-stage sieve frame (8), a middle fruit collecting hopper (10) is positioned below the middle fruit blanking hole, and a small fruit collecting hopper (11) is positioned below the second-stage sieve holes.

4. A tertiary chestnut separator as claimed in claim 1, wherein: the belt conveying structure (4) comprises two belt rollers (401) which are rotatably arranged on a frame (1) through bearings, conveying belts (402) are jointly driven on the two belt rollers (401), a conveying motor (403) is further fixed on the frame (1), and an output shaft of the conveying motor (403) is fixed with the end part of one of the belt rollers (401).

5. A tertiary chestnut separator as claimed in claim 1, wherein: the driving structure (9) comprises two turntables (901), a rotating rod (902), two swinging blocks (903) and a screening motor (904), wherein the screening motor (904) is fixed on the frame (1), an output shaft of the screening motor (904) is fixed at the center of one turntable (901), the center of the other turntable (901) is rotationally arranged on the frame (1) through a rotating shaft, the rotating rod (902) is fixed between the eccentric positions of the two turntables (901), and the two swinging blocks (903) are rotationally arranged on the outer surface of the rotating rod (902) through bearings.

6. The chestnut three-stage separator as in claim 5 wherein: the left end bottom surface of the first-stage screen frame (5) is rotationally arranged on the frame (1) through a rotating shaft, and two swinging blocks (903) in a right-end driving structure (9) of the first-stage screen frame (5) are symmetrically fixed on the front side and the rear side of the right-end bottom surface of the first-stage screen frame (5).

7. The chestnut three-stage separator as in claim 5 wherein: the rear end bottom surface of the secondary screen frame (8) is rotationally arranged on the frame (1) through a rotating shaft, and two swinging blocks (903) in a front end driving structure (9) of the secondary screen frame (8) are symmetrically fixed on the left side and the right side of the front end bottom surface of the secondary screen frame (8).