CN116135713B

CN116135713B - Food fraction conveyer

Info

Publication number: CN116135713B
Application number: CN202310424009.4A
Authority: CN
Inventors: 郭军考
Original assignee: Hebei Fresh Agricultural Products Co ltd
Current assignee: Hebei Fresh Agricultural Products Co ltd
Priority date: 2023-04-20
Filing date: 2023-04-20
Publication date: 2023-08-11
Anticipated expiration: 2043-04-20
Also published as: CN116135713A

Abstract

The invention relates to the technical field of conveyors and provides a food fraction conveyor, which comprises a first conveyor belt, wherein a conveying surface of the first conveyor belt is provided with foam pieces, the foam pieces are fully distributed on the conveying surface of the first conveyor belt, the foam pieces are provided with a plurality of long-strip-shaped material grooves, the material grooves are arranged along the length direction of the first conveyor belt, the alignment reciprocating pushing pieces are movably arranged at the bottom of the material grooves, one alignment reciprocating pushing piece is arranged in each material groove, the middle part of each alignment reciprocating pushing piece is upward convex and gradually reduces from the middle part to two ends, each alignment reciprocating pushing piece is arranged on a moving plate and moves along the moving plate, the first linear driving piece drives the moving plate to move, a fixing frame is arranged on one side of the first conveyor belt, and the first linear driving piece drives the moving plate to reciprocate.

Description

Food fraction conveyer

Technical Field

The invention relates to the technical field of conveyors, in particular to a food fraction conveyor.

Background

The conveyor is used for conveying articles, and when the conveyor in the prior art conveys articles, the conveyor generally cannot protect the articles, particularly when foods are conveyed, if the foods are piled up, the foods are damaged due to collision, so that the quality of the foods is affected, the problem is also caused for conveying corns, particularly for vacuum packaged corns, generally boiled corns or half-cooked corns after high-temperature sterilization, on one hand, the quality of corns is affected when the corns collide with each other in the conveying and transporting process, on the other hand, a plurality of corns are arranged on the conveyor in a disordered manner, so that subsequent packaging is difficult to orderly process, and the processing difficulty is also improved.

Disclosure of Invention

The present invention proposes a food fraction conveyor solving the above technical problems in the related art.

The technical scheme of the invention is as follows:

a food fraction conveyor comprising

The conveying surface of the first conveying belt is provided with foam pieces, the foam pieces are fully distributed on the conveying surface of the first conveying belt, the foam pieces are provided with a plurality of trough which are long-strip-shaped and are arranged along the length direction of the first conveying belt,

the alignment reciprocating pushing pieces are movably arranged at the bottom of the trough, one alignment reciprocating pushing piece is arranged in each trough, the middle part of each alignment reciprocating pushing piece is upward convex and gradually decreases from the middle part to two ends,

a moving plate, each of the alignment reciprocating pushing members being provided on the moving plate to move along with the moving plate,

a first linear driving member driving the moving plate to move,

the fixed frame is arranged at one side of the first conveying belt, the first linear driving piece drives the moving plate to reciprocate,

the inclined guide piece is arranged on the fixing frame and located at the sending end of the first conveying belt and used for receiving materials sent by the first conveying belt, the inclined guide piece is provided with a plurality of inclined guide grooves, each inclined guide groove is provided with a guide inlet and a guide outlet, and the guide inlet is located below one end of each groove.

As a further technical scheme, the adjacent trough grooves are connected in a smooth transition manner, and the width of the inclined guide trough groove is gradually reduced from the guide inlet to the guide outlet.

As a further technical scheme, the inclined guide chute and the surface of the alignment reciprocating pushing piece are provided with foam buffer layers, and the cross section of the alignment reciprocating pushing piece is in a rounded triangle shape.

As a further technical proposal, the utility model also comprises a turnover conveying component which is arranged below the guiding outlet and comprises

A turnover cylinder which is rotatably arranged on the fixed frame and has a rotation shaft which is horizontal, the turnover cylinder is provided with a cylinder cavity which is used for containing corn and is provided with a cylinder inlet and a cylinder outlet,

the head first baffle and the head second baffle are hinged on the turnover cylinder and are positioned at the outlet of the cylinder, a triangular space is formed between the head first baffle and the head second baffle after the head first baffle and the head second baffle are mutually close,

the detection sensor is arranged on the second baffle plate of the head part and faces into the triangular space,

a tail stop slidably disposed at the barrel inlet.

As a further technical scheme, the overturning and conveying assembly further comprises

The first connecting rod and the second connecting rod are mutually hinged, one end of the first connecting rod is hinged with the first baffle plate of the head, one end of the second connecting rod is hinged with the second baffle plate of the head,

the second linear driving piece is arranged on the turning cylinder and drives the first connecting rod to swing,

a third linear driving member arranged on the turning cylinder for driving the tail baffle member to move,

the first rotary driving piece is arranged on the fixing frame and drives the overturning cylinder to rotate.

As a further technical scheme, the inner wall of the overturning barrel, the plate surface of the first baffle of the head and the plate surface of the second baffle of the head are both provided with the foam buffer layer.

As a further technical scheme, the automatic feeding device further comprises a receiving cylinder, wherein the receiving cylinder is arranged below the turning cylinder.

As a further technical proposal, one side of the overturning cylinder is provided with a vertical open slot,

also comprises a buffer assembly, which comprises

The buffer convex edges are a plurality of and are sequentially arranged on the inner wall of the turnover cylinder,

and the intermittent opening is arranged on the buffer convex edge.

As a further technical scheme, the buffering convex edge is a foam buffering convex edge.

As a further technical scheme, the height of the alignment reciprocating pushing piece is 0.1-0.3 times of the depth of the trough.

The working principle and the beneficial effects of the invention are as follows:

in this example, a special food fraction conveyor was designed to achieve a regular transport of corn while avoiding damage to the half-cooked corn after high temperature sterilization during transport. Specifically, the corn sterilized at high temperature can be conveyed through the first conveying belt, the purpose is to be conveyed to the vacuum packaging machine for vacuum packaging, foam pieces are arranged on the first conveying belt, the trough on the foam pieces can contain a certain amount of half-cooked corn, the trough is long-strip-shaped, the half-cooked corn is arranged along the length direction of the first conveying belt, the half-cooked corn can be uniformly distributed in the trough after being conveyed to the first conveying belt, the corn is arranged in the trough along a straight line, each row of corn cannot be aligned, the follow-up vacuum packaging is influenced, the alignment reciprocating pushing piece is specially designed, and the heads of multiple rows of corn can be aligned through the reciprocating movement of the alignment reciprocating pushing piece. The alignment reciprocating pushing piece is driven by the first linear driving piece to reciprocate, the alignment reciprocating pushing piece is kept still, corn is blocked at the moment, so that multiple rows of corn are aligned, then the alignment reciprocating pushing piece moves towards the feeding end of the first conveying belt, one row of corn closest to the alignment reciprocating pushing piece can cross the alignment reciprocating pushing piece and is conveyed continuously by the first conveying belt, alignment of corn is achieved, the alignment reciprocating pushing piece moves reversely to achieve reset, preparation is made for alignment of the next row of corn, and therefore regular conveying of corn is well achieved.

Drawings

The invention will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic side view of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic view of a foam cushion layer according to the present invention;

FIG. 4 is a schematic diagram of a turnover conveyor assembly according to the present invention;

FIG. 5 is a schematic view of a flip conveyor assembly according to another embodiment of the present invention;

in the figure: the foam material conveying device comprises a first conveying belt-1, a foam piece-101, a trough-102, a guide inlet-602, a guide outlet-603, an alignment reciprocating pushing piece-2, a protrusion-201, a foam buffer layer-202, a moving plate-3, a first linear driving piece-4, a fixed frame-5, an inclined guide piece-6, an inclined guide trough-601, a turnover conveying component-7, a turnover roller-701, a roller cavity-702, a roller inlet-703, a roller outlet-704, a head first baffle-705, a head second baffle-706, a triangular space-707, a detection sensor-708, a tail baffle-709, a first connecting rod-710, a second connecting rod-711, a second linear driving piece-712, a third linear driving piece-713, a first rotary driving piece-714, an opening groove-715, a material receiving roller-8, a buffer component-9, a buffer convex edge-901 and an intermittent opening-902.

Detailed Description

The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

As shown in fig. 1 to 5, the present embodiment provides a food fraction conveyor comprising

The conveying surface of the first conveying belt 1 is provided with foam pieces 101, the foam pieces 101 are distributed on the conveying surface of the first conveying belt 1, the foam pieces 101 are provided with a plurality of material grooves 102, the material grooves 102 are long-strip-shaped and are arranged along the length direction of the first conveying belt 1,

the alignment reciprocating pushing pieces 2 are movably arranged at the bottom of the material tanks 102, one alignment reciprocating pushing piece 2 is arranged in each material tank 102, the middle part of the alignment reciprocating pushing piece 2 is an upward bulge 201 and gradually decreases from the middle part to two ends,

a moving plate 3, each of the alignment reciprocators 2 is provided on the moving plate 3 to move following the moving plate 3,

a first linear driving member 4, the first linear driving member 4 driving the moving plate 3 to move,

the fixed frame 5, the fixed frame 5 is arranged at one side of the first conveyor belt 1, the first linear driving piece 4 drives the moving plate 3 to reciprocate,

the inclined guide piece 6 is arranged on the fixed frame 5 and is positioned at the delivery end of the first conveyor belt 1 and used for receiving materials delivered by the first conveyor belt 1, the inclined guide piece 6 is provided with a plurality of inclined guide grooves 601, the inclined guide grooves 601 are provided with a guide inlet 602 and a guide outlet 603, and the guide inlet 602 is positioned below one end of the groove 102.

In this example, a special food fraction conveyor was designed to achieve a regular transport of corn while avoiding damage to the half-cooked corn after high temperature sterilization during transport. Specifically, the corn sterilized by high temperature can be conveyed by the first conveyor belt 1, the purpose is to be conveyed to the vacuum packaging machine for vacuum packaging, the first conveyor belt 1 is provided with the foam piece 101, the trough 102 on the foam piece 101 can accommodate a certain amount of half-cooked corn, the trough 102 is long-strip-shaped, the half-cooked corn is arranged along the length direction of the first conveyor belt 1, after being conveyed to the first conveyor belt 1, the half-cooked corn can be uniformly distributed into the trough 102 and is arranged in the trough 102 along a straight line, wherein each row of corn cannot be aligned, the subsequent vacuum packaging is influenced, the alignment reciprocating pushing piece 2 is specially designed, and the heads of multiple rows of corn can be aligned through the reciprocating movement of the alignment reciprocating pushing piece 2.

The alignment reciprocating pushing piece 2 is driven to reciprocate by the first linear driving piece 4, the alignment reciprocating pushing piece 2 is kept still, corn is blocked at this time, so that multiple rows of corn are aligned, then the alignment reciprocating pushing piece 2 moves towards the feeding end of the first conveying belt 1, one row of corn closest to the alignment reciprocating pushing piece 2 spans the alignment reciprocating pushing piece 2 and is conveyed continuously by the first conveying belt 1, so that corn alignment is realized, then the alignment reciprocating pushing piece 2 moves reversely, reset is realized, and preparation is made for alignment of corn in the next row, so that regular conveying of corn is well realized. For the mode that makes the maize aligned through the push pedal blocking maize, on the one hand, the alignment is realized stopping maize for maize is stopped and is aligned, on the other hand, alignment reciprocating pushing piece 2 is high not, can be gently block the maize, avoid the maize to be crashed out, compare in the lift baffle blocking mode, can not appear baffle tangential maize yet, the emergence of switching maize, on the other hand, alignment reciprocating pushing piece 2 is to being close to when maize direction passes from the bottom, need not to stop carrying first conveyer belt 1, fine realization a row of maize is crossed and is neatly carried behind the alignment reciprocating pushing piece 2.

In this embodiment, the first linear driving member 4 is only required to be mounted on the fixing frame 5 by using an air cylinder, and the first linear driving member 4 is connected with the moving plate 3 to drive the moving plate 3 to reciprocate, and the plurality of alignment reciprocating pushing members 2 are all mounted on the moving plate 3, so that the driving of the plurality of alignment reciprocating pushing members 2 can be realized by only one first linear driving member 4, and the equipment structure is simplified.

In this embodiment, after the corns on the first conveyor belt 1 are regularly arranged by the alignment reciprocating pushing members 2, in order to better send the corns to the subsequent vacuum packaging machine, an inclined guiding member 6 is specially designed and can receive the corns sent on the first conveyor belt 1, and an inclined guiding groove 601 on the inclined guiding member is obliquely arranged, and after the corns in the whole row of alignment are slid down by gravity and finally slide out from a guiding outlet 603.

Further, the width of the inclined guide chute 601 gradually decreases from the guide inlet 602 to the guide outlet 603 in a smooth transition connection between the adjacent chutes 102.

In this embodiment, the adjacent tanks 102 are connected in a smooth transition manner, and a certain height is provided between the tanks 102, so that half-cooked corn cannot be placed between the tanks 102, and finally the half-cooked corn can roll into the tanks 102 and well disperse into the tanks 102, and the half-cooked corn is arranged in the tanks 102 in order, thereby avoiding the piling and conveying of the half-cooked corn and greatly reducing the damage to the half-cooked corn. Wherein, foam piece 101 can carry out fine accepting and buffering to half-cooked corn, also can reduce the harm that the collision caused to half-cooked corn, has further guaranteed the quality of maize.

Further, the inclined guide groove 601 and the surface of the alignment shuttle 2 are both provided with foam buffer layers 202, and the cross section of the alignment shuttle 2 is a rounded triangle, specifically, a rounded triangle along the vertical cross section of the length direction of the groove 102.

In this embodiment, the surface of slope baffle box 601 and alignment reciprocal pushing component 2 all have foam buffer layer 202 and can play further guard action to the half-cooked corn of conveying, have guaranteed half-cooked corn's quality, and wherein, the cross-section of alignment reciprocal pushing component 2 is rounded triangle-shaped, and the face that blocks half-cooked corn is the inclined plane promptly, and half-cooked corn blocks and when walking from the below, can the furthest reduce the bump that leads to the fact half-cooked corn, further guarantees half-cooked corn's quality.

Further, the corn harvester further comprises a turnover conveying assembly 7, wherein the turnover conveying assembly 7 is arranged below the guide outlet 603 and comprises a turnover barrel 701, the turnover barrel 701 is rotatably arranged on the fixed frame 5, the rotation shaft of the turnover barrel 701 is horizontal, the turnover barrel 701 is provided with a barrel cavity 702, the barrel cavity 702 is used for containing corn and is provided with a barrel inlet 703 and a barrel outlet 704,

a head first baffle 705 and a head second baffle 706, the head first baffle 705 and the head second baffle 706 are both hinged on the flip cylinder 701 and are both positioned at the cylinder outlet 704, a triangular space 707 is formed between the head first baffle 705 and the head second baffle 706 after being close to each other,

a detection sensor 708, which is disposed on the head second shutter 706 and faces into the triangular space 707,

a tail stop 709, the tail stop 709 being slidably disposed at the barrel inlet 703.

In this embodiment, when half-cooked corn is guided through slope baffle box 601, can have the inconsistent condition of maize head and tail orientation, in order to make half-cooked corn packing back more regular, specially designed upset conveying assembly 7, can overturn the afterbody forward half-cooked corn that slope baffle box 601 sent through upset conveying assembly 7, adjust to head forward, and to the half-cooked corn that itself is the head forward in the slope baffle box 601, do not overturn, thereby realize when all half-cooked corn carries out vacuum packaging, all can the head down, also can be convenient when carrying out the packing send to vacuum packaging bag in, avoided the messy packing simultaneously, also make the storage transportation and the sales of product also more convenient.

Specifically, the overturning cylinder 701 of the overturning and conveying assembly 7 is provided with a cylinder cavity 702 for receiving the half-cooked corn sent by the inclined guide piece 6, the cylinder cavity 702 is vertically arranged, and the first baffle 705 and the second baffle 706 of the head at the cylinder outlet 704 at the bottom of the cylinder cavity 702 can be opened and closed, and the half-cooked corn can be towed when closed. Half-cooked corn has two conditions, corn head forward and corn tail forward, in barrel cavity 702; when the corn head is downward, the corn head enters the triangular space 707 of the first head baffle 705 and the second head baffle 706, the detection sensor 708 can detect that the corn head is downward, and the turnover drum 701 does not need to be turned over at this time and can be directly conveyed downward; when the corn is in a downward tail state, the corn is blocked on the upper parts of the first baffle 705 and the head second baffle 706, and cannot enter the triangular space 707, the detection sensor 708 cannot detect the corn, and can determine that the corn is in a downward tail state, at this time, the tail blocking member 709 seals the drum inlet 703, then the drum 701 is turned over, so that the corn is turned to a corn head direction, and then the tail blocking member 709 is opened, so that the half-cooked corn can be sent out in a head downward manner. Through the operation, the corn head can be subjected to subsequent packaging, and the regular packaging of the product is ensured. The detection sensor 708 may be a conventional infrared sensor.

Further, the inverting conveyance assembly 7 further includes a first link 710 and a second link 711, the first link 710 and the second link 711 being hinged to each other, one end of the first link 710 being hinged to the head first shutter 705, one end of the second link 711 being hinged to the head second shutter 706,

a second linear driving member 712, the second linear driving member 712 being provided on the flip cylinder 701, driving the first link 710 to swing,

a third linear actuator 713, the third linear actuator 713 being disposed on the flip cylinder 701, driving the tail stop 709 to move,

the first rotation driving member 714 is disposed on the fixing frame 5, and drives the rotation drum 701 to rotate.

In this embodiment, the opening and closing of the first baffle 705 and the second baffle 706 are driven by the second linear driving member 712, where the second linear driving member 712 may drive the first link 710 and the second link 711 to swing, and the first link 710 and the second link 711 may drive the first baffle 705 and the second baffle 706 respectively, so as to achieve that the first baffle 705 and the second baffle 706 are close to and far away from each other, i.e. achieve the opening and closing of the first baffle 705 and the second baffle 706, where the second linear driving member 712 may be a cylinder with a suitable cost. The turning cylinder 701 is driven to rotate by a first rotation driving member 714, and the first rotation driving member 714 is a motor with proper specification.

Further, the foam cushioning layer 202 is provided on the inner wall of the flip can 701, on the plate surface of the head first baffle 705 and the plate surface of the head second baffle 706.

Further, a receiving cylinder 8 is further included, and the receiving cylinder 8 is disposed below the turning cylinder 701.

In this embodiment, the foam buffer layer 202 is disposed on the inner wall of the turnover drum 701, and the surfaces of the first baffle 705 and the second baffle 706 can well reduce damage caused by collision between the half-cooked corn and the equipment, and further ensure the quality of the product. The lower part of the turnover cylinder 701 is also provided with a receiving cylinder 8 which can receive half-cooked corn sent by the turnover conveying assembly 7 and the lower part of the receiving cylinder 8 can be directly provided with a vacuum packaging machine, so that the vacuum packaging of the half-cooked corn is efficiently carried out.

Further, the flip cylinder 701 has a vertical open slot 715 on one side, and further includes a buffer assembly 9 comprising

The buffer convex edges 901, the buffer convex edges 901 are a plurality of and are sequentially arranged on the inner wall of the overturning cylinder 701,

intermittent opening 902, intermittent opening 902 is provided on buffer ledge 901.

In this embodiment, one side of the turnover drum 701 has a vertical open slot 715, and can observe semi-cooked corn through the open slot 715, and a plurality of buffering convex edges 901 are further arranged on the inner wall of the turnover drum 701, so that the fallen semi-cooked corn can be well buffered, and the quality of the semi-cooked corn is improved, and intermittent openings 902 are further formed in the buffering convex edges 901, so that the buffering effect of the buffering convex edges 901 on the semi-cooked corn is sufficiently dispersed, and the semi-cooked corn can be prevented from being clamped on the buffering convex edges 901, and the smoothness of processing is improved.

Further, the buffering flange 901 is a foam buffering flange, so that damage caused by collision when half-cooked corn falls can be avoided.

Further, the height of the alignment shuttle 2 is 0.1 to 0.3 times the depth of the trough 102.

In this embodiment, the height of the alignment reciprocating pushing member 2 is designed to be 0.1-0.3 times the depth of the trough 102, so that on one hand, the alignment reciprocating pushing member 2 can be prevented from blocking half-cooked corn, on the other hand, the alignment reciprocating pushing member 2 can be prevented from being pushed through from the lower side of the half-cooked corn, namely, the half-cooked corn can be prevented from crossing the reciprocating pushing member 2, and continuous pushing of the alignment reciprocating pushing member 2 to the half-cooked corn is ensured.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.

Claims

1. A food fraction conveyor comprising

The conveying surface of the first conveying belt (1) is provided with foam pieces (101), the foam pieces (101) are fully distributed on the conveying surface of the first conveying belt (1), the foam pieces (101) are provided with a plurality of trough grooves (102), the trough grooves (102) are long-strip-shaped and are arranged along the length direction of the first conveying belt (1),

the alignment reciprocating pushing pieces (2) are movably arranged at the bottoms of the material tanks (102), one alignment reciprocating pushing piece (2) is arranged in each material tank (102), the middle part of each alignment reciprocating pushing piece (2) is an upward bulge (201) and gradually descends from the middle part to two ends,

a moving plate (3), each of the alignment reciprocating pushing members (2) being provided on the moving plate (3) to move following the moving plate (3),

a first linear driving member (4), the first linear driving member (4) driving the moving plate (3) to move,

the fixed frame (5), the fixed frame (5) is arranged at one side of the first conveying belt (1), the first linear driving piece (4) drives the moving plate (3) to reciprocate,

the inclined guide piece (6), the inclined guide piece (6) is arranged on the fixing frame (5) and is located at the sending-out end of the first conveying belt (1) and used for receiving materials sent out by the first conveying belt (1), the inclined guide piece (6) is provided with a plurality of inclined guide grooves (601), each inclined guide groove (601) is provided with a guide inlet (602) and a guide outlet (603), and each guide inlet (602) is located below one end of each groove (102).

2. A food fraction conveyor according to claim 1, characterized in that adjacent troughs (102) are connected in a smooth transition, the width of the inclined guide trough (601) gradually decreasing from the guide inlet (602) to the guide outlet (603).

3. A food fraction conveyor according to claim 1, characterized in that the inclined guide chute (601) and the surface of the aligning shuttle (2) each have a foam cushioning layer (202), the cross section of the aligning shuttle (2) being rounded triangle.

4. A food fraction conveyor according to claim 3, further comprising a flip conveyor assembly (7), said flip conveyor assembly (7) being arranged below said guide outlet (603), comprising

A turnover cylinder (701), wherein the turnover cylinder (701) is rotatably arranged on the fixed frame (5) and the rotation shaft of the turnover cylinder is horizontal, the turnover cylinder (701) is provided with a cylinder cavity (702), the cylinder cavity (702) is used for containing corn and is provided with a cylinder inlet (703) and a cylinder outlet (704),

a head first baffle (705) and a head second baffle (706), wherein the head first baffle (705) and the head second baffle (706) are both hinged on the overturning cylinder (701) and are both positioned at the cylinder outlet (704), a triangular space (707) is formed between the head first baffle (705) and the head second baffle (706) after the head first baffle and the head second baffle are mutually close,

a detection sensor (708) disposed on the head second shutter (706) and facing into the triangular space (707),

a tail stop (709), the tail stop (709) being slidably disposed at the barrel inlet (703).

5. A food fraction conveyor according to claim 4, characterized in that said flip conveyor assembly (7) further comprises

A first connecting rod (710) and a second connecting rod (711), wherein the first connecting rod (710) and the second connecting rod (711) are mutually hinged, one end of the first connecting rod (710) is hinged with the first baffle (705) of the head part, one end of the second connecting rod (711) is hinged with the second baffle (706) of the head part,

a second linear driving member (712), wherein the second linear driving member (712) is arranged on the turning cylinder (701) and drives the first connecting rod (710) to swing,

a third linear drive (713), the third linear drive (713) being arranged on the tumble cylinder (701) to drive the tail stop (709) to move,

and the first rotary driving piece (714) is arranged on the fixed frame (5) and drives the turnover cylinder (701) to rotate.

6. A food fraction conveyor according to claim 5, characterized in that the inner wall of the flip cylinder (701) is provided with the foam cushioning layer (202) on both the face of the first head baffle (705) and the face of the second head baffle (706).

7. A food fraction conveyor according to claim 4, further comprising a receiving drum (8), said receiving drum (8) being arranged below said turning drum (701).

8. A food fraction conveyor according to claim 7, characterized in that one side of the flip cylinder (701) has a vertical open slot (715),

also comprises a buffer assembly (9) comprising

The buffer convex edges (901) are arranged on the inner wall of the turnover cylinder (701) in sequence in a plurality of numbers,

and an intermittent opening (902), wherein the intermittent opening (902) is arranged on the buffer convex edge (901).

9. A food fraction conveyor according to claim 8, characterized in that the buffering ledge (901) is a foam buffering ledge.

10. A food fraction conveyor according to claim 1, characterized in that the height of the aligning shuttle (2) is 0.1-0.3 times the depth of the trough (102).