JP2019177989A - Shaftless screw conveyance device - Google Patents

Abstract

The present invention provides a non-screwed screw conveying device for suitably conveying peeled vegetables. An axleless screw transport device has an axleless screw blade, a trough for accommodating the axleless screw blade therein, a liner disposed on an inner wall surface of the trough, and a trough cover covering the trough. (1) The distance from the lowest end of the outer diameter of the shaftless screw blade on a vertical line passing through the center of the rotation axis of the shaftless screw blade to the lowermost point of the inner surface of the liner on the vertical line is 0 to 1.0 mm. (2) Trough in the case where there is no liner on the inner surface of the liner on the horizontal line or the horizontal line from the left end and / or the left end of the outer diameter of the shaftless screw blade on the horizontal line passing through the center of the rotation axis of the shaftless screw blade. When the distance to the left and right inner wall surfaces is set to 1, the uppermost end of the outer diameter of the shaftless screw blade on the vertical line passing through the center of the rotation axis of the shaftless screw blade Distance to the inner surface of Rafukaba is 1.5 times to 3.0 times. [Selection diagram] Fig. 1

Description

  The present invention relates to an axisless screw conveying device for conveying, for example, peeled vegetables.

The peeled skin removed by a peeling machine or a peeling machine was once stored in a container, and after a certain amount had accumulated, a person carried the container to the crusher, which was a heavy labor.
In the case of root vegetables, a certain amount of soil adheres to the surface, and it is common to perform peeling while supplying water with a peeling machine.
In the pre-process of the peeling machine or the peeling machine, when the vegetables are washed with water, water is attached to the vegetables.

  Patent Document 1 discloses that an axisless screw conveyor is used to transport garbage from the basement to the ground.

JP 2014-19550 A

  However, the said patent document 1 is only disclosing that the clogging which arises by crushing a garbage bag can be reduced by changing from a shafted screw conveyor to an axisless screw conveyor.

  The first object of the present invention is to provide an axisless screw conveying device capable of suitably conveying vegetable peels. Moreover, the 2nd objective is to provide the axisless screw conveying apparatus provided with the peeling machine which can convey the peeled skin of vegetables suitably. The third object is to provide a vegetable peel removing and conveying system capable of suitably conveying a peeled vegetable peel.

The axisless screw conveying device of the present invention is
Non-axial screw blades,
A trough for accommodating the non-axial screw blade therein;
A liner disposed between an outer diameter end of the non-axial screw blade and an inner wall surface of the trough.
The non-axial screw conveying device may have a trough cover that covers the trough.

The distance between the inner surface of the liner (the surface on the outer diameter end side of the non-axial screw blade) or the trough cover and the non-axial screw blade is (1) a vertical line (z) passing through the rotational axis center of the non-axial screw blade The distance (d0) from the lowermost end of the outer diameter of the above non-axial screw blade to the lowest point (z0) of the inner surface of the liner on the vertical line (z) is 0 mm, (2) the non-axial screw From the left end and / or left end of the non-axial screw blade outer diameter on the horizontal line (x) passing through the rotation axis of the blade to the inner surface of the liner on the horizontal line or the left and right inner walls of the trough when there is no liner on the horizontal line When the interval (d1, d2) is set to 1, on the vertical line (z) from the uppermost end portion of the outer diameter of the non-axis screw blade on the vertical line (z) passing through the rotation axis center of the non-axis screw blade Of the trough cover Interval between (d3) is may be a 1.5-fold to 3.0-fold (reference FIG. 4).
The d1 (= d2) may be, for example, in the range of 10 to 40 mm, preferably in the range of 12 to 30 mm, more preferably in the range of 15 to 25 mm.
The liner may be disposed below a horizontal line passing through the rotation axis center of the non-axial screw blade, or may be disposed above the horizontal line. It is preferable to arrange it above the horizontal line.
The trough may have a U-shaped cross section.
The trough cover may be planar or U-shaped.

  The distance between the inner surface of the liner (the surface on the outer diameter end side of the non-axial screw blade) or the trough cover and the non-axial screw blade is (1) a vertical line (z) passing through the rotational axis center of the non-axial screw blade The distance (d0) from the lowest end of the outer diameter of the above non-axial screw blade to the lowest point (z0) of the inner surface of the liner on the vertical line (z) is 0 mm (in a contact state). (2) The liner on the horizontal line (x) from the left end and / or the left end of the outer diameter of the axisless screw blade on the horizontal line (x) passing through the rotation axis center of the axisless screw blade. The distance (d1, d2) to the left and right inner wall surfaces (left inner wall surface P1, right inner wall surface P2) of the trough when there is no liner on the inner surface or the horizontal line is in the range of 15 mm to 25 mm. Rotation axis center Distance from the top end portion of the non-screw vane outside diameter on the vertical line (z) to the inner surface of the trough cover on the vertical line (z) (d3) may be in the range of 40mm~60mm through. (Refer to FIG. 4 for symbols).

The relationship between the outer diameter (r1) and the pitch (p) of the non-axial screw blades may be in the range of 1-3 / 4, preferably 1-2 / 3, with respect to the outer diameter 1. .
The outer diameter (r1) of the non-axial screw blade may be 80 mm to 600 mm, and the pitch (p) of the non-axial screw blade may be 60 mm to 450 mm. Moreover, the outer diameter (r1) of the non-axial screw blade may be 600 mm to 800 mm, and the pitch of the non-axial screw blade may be 450 mm to 600 mm.

  The inner diameter (r2) of the non-axial screw blade may be in the range of 30 mm to 500 mm. When the sum of the inner diameter (r2) and the blade width (w) is the outer diameter (r1), or (r2 + w≈r1), where w does not extend vertically from the radial direction but is inclined. Is smaller in r1. In the case of two blades, the sum of the inner diameter (r2) and twice the blade width (w) is the outer diameter (r1). Or (r2 + w × 2≈r1), where r1 is smaller when w does not extend perpendicularly from the radial direction but is inclined.

  The non-axial screw blade has a rectangular cross section, the blade thickness (t) is, for example, in the range of 10 mm to 35 mm, and the blade width (w) is, for example, in the range of 30 mm to 80 mm. The blade width (w) and blade thickness (t) may be set to larger values as the outer diameter (r1) of the screw blade increases. The screw blade outer diameter and pitch may be set according to the physical properties of the moisture-containing transport object and / or the transport amount per unit time (screw rotation speed).

  The non-axial screw conveyance device may include a drive unit, and the drive unit may be configured by a motor, a transmission gear, a coupling unit, a control device, a power source, and the like.

  The outer diameter error (tolerance) of the non-axial screw blade is preferably within ± 5 mm, more preferably within ± 4 mm, and even more preferably within ± 3 mm. The outer diameter error is preferably smaller than twice the distance (d1, d2). The straight line error (tolerance) in the longitudinal direction of the trough and the inner diameter error (tolerance) are preferably within ± 3 mm, more preferably within ± 2 mm, and even more preferably within ± 1 mm. Even if there is an error in the outer diameter of the non-axial screw blade, a straight line error in the trough, and an inner diameter error, the range of the distances (d1, d2) is substantially maintained. The error can also be adjusted by the liner.

  Examples of steel materials used as raw materials for the non-axial screw blades and / or troughs and trough covers include, for example, general structural rolled steel (SS330, SS400, SS490, SS540, etc.), cold rolled steel plates (SPCC, SPCD, SPCE, SPCF, SPCG, etc.), carbon steel materials (S25C, S30C, S35C, S45C, S50C, S55C, etc.), hot or cold rolled stainless steel plates (SUS304, SUS316, SUS430, SUS410, etc.), wear resistant steel plates (Hardx from Sweden Steel) (HARDOX (registered trademark)), JFE Steel's Everhard (EVERHARD (registered trademark), etc.), high strength steel plates (SM570, SMA570W, etc.), TMCP type high strength steel plates (SM570TMC, SMA570WTMC, etc.) It is below.

  The steel material used as the raw material for the screw blades and / or trough and trough cover is preferably a steel material having a higher strength (high tensile strength) than the general structural rolled steel material (SS400). It is preferable from the viewpoint of wear resistance and durability. In the case of SS400, the total length of the screw blades shrinks by about 10% to 15% compared to the initial value after long-term use (for example, 6 months, 7 hours / day), but stainless steel with higher strength (high tensile strength) than SS400. Steel plates, wear-resistant steel plates (Hardox (registered trademark) of Sweden Steel), Everhard (EVERHARD (registered trademark)) of JFE Steel, etc., have a very small degree of shrinkage.

  The liner may be composed of a plastic material, steel, stainless steel, etc. As the plastic material, for example, a polystyrene-based, vinyl-based, polypropylene, polyacetal, acrylic-based, polyamide-based resin may be used, Polyethylene is preferred, and ultra high molecular weight polyethylene is more preferred.

Axisless screw conveyance device equipped with a skin removal machine of another invention,
A peeler (for example, a peeler or a peeler);
A non-axial screw blade disposed below the skin remover;
A trough for accommodating the non-axial screw blade therein;
And a liner disposed on the inner wall surface of the trough.
The non-axial screw conveying device may have an entrance opening for receiving the peeled skin and a trough cover that covers the trough.
The peeled skin discharged from the peeler may be dropped onto the non-axial screw blades by natural fall, or a slide-like crossing portion may be interposed.

The skin remover is
A casing,
An input section for supplying vegetables;
An outlet for feeding peeled vegetables from the peeler;
A moving mechanism that moves the vegetable in the direction of the exit while rotating or rotating in a predetermined direction;
A skin removal mechanism that peels off vegetables (for example, a mechanism that peels off with a blade, a mechanism that peels off with a pair of rollers that rotate in reverse with each other),
And a discharge portion that discharges the peeled skin downward.
The mechanism for peeling the skin with the blade may have a blade motion mechanism for moving a single blade or a pair of blades in a predetermined manner, or may be a conventionally known mechanism.
The skin peeling mechanism may be a mechanism that peels a pair of rollers by rotating the pair of rollers in reverse, or may be a conventionally known mechanism.
The skin removing machine may have at least one or two or more liquid introducing portions for introducing a liquid.
The skin remover may be inclined at a predetermined angle upward from the charging side to the outlet side. The predetermined angle may be 1 ° to 20 °, preferably 5 ° to 15 °, more preferably 8 ° to 12 °.
The input side of the casing has a space in which liquid accumulates.
By accumulating liquid on the charging side of the casing, it is possible to effectively move and remove the skin while washing the vegetables.

You may arrange | position so that the longitudinal direction of the said skin removal machine and the longitudinal direction of the said non-axial screw conveying apparatus may become parallel.
The moving direction of the vegetables in the peel remover and the conveying direction of the object to be conveyed in the non-axial screw conveying device may be opposite to each other.

The vegetable peel removal conveyance system of other invention is
A first non-axial screw conveying device comprising at least one skin remover;
At least one or more second inlet portions connected in correspondence with the first outlet portion from which the object to be conveyed of the first non-axial screw conveying device including at least one skin removing machine is discharged, and the longitudinal direction outlet side (Or a blade tip side opposite to the drive side of the shaftless screw blade) and a second shaftless screw conveying device having a second outlet for discharging the object to be conveyed.
The vegetable peel removing and conveying system is arranged on the long-side inlet side (or on the driving side of the non-axial screw blades), and a third inlet part into which an object to be conveyed is introduced, and the second non-axial screw conveying device And a third non-axial screw conveying device having an intermediate inlet portion connected corresponding to the second outlet portion and a third outlet portion for discharging the object to be conveyed.
The intermediate inlet part connected corresponding to the second outlet part of the second non-axial screw conveying device may be a third inlet part. In this case, there is no need for the intermediate inlet.
The vegetable peel removing and conveying system is disposed on the longitudinal direction outlet side (or the blade tip side opposite to the driving side of the non-axial screw blade), and on the third outlet portion of the third non-axial screw conveying device. A fourth non-axial screw having a corresponding fourth inlet portion and a fourth outlet portion that is disposed on the long-side inlet side (or on the drive side of the non-axial screw blades) and discharges the object to be conveyed. You may have a conveying apparatus.
The second, third, and fourth non-axial screw conveying devices include: a non-axial screw blade, a trough that houses the non-axial screw blade, an outer diameter end of the non-axial screw blade, and an inner wall surface of the trough. You may have the liner arrange | positioned between and the trough cover which covers a trough.
The vegetable peel removing and conveying system includes the second outlet portion of the second non-axial screw conveying device, the third outlet portion of the third non-axial screw conveying device, or the fourth of the fourth non-axial screw conveying device. You may have the grinder which grind | pulverizes the to-be-conveyed object discharged | emitted from the exit part.
The vegetable peel removing and conveying system may have a washing machine that pre-cleans vegetables to be put into the peel removing machine.

  The vegetables are not particularly limited, but include root vegetables, earthenware, leaf stem vegetables and the like. Examples of root vegetables include burdock, carrot, radish, lotus root, peas, and turnip. Examples of earthenware include potatoes, sweet potatoes, yam, sweet potatoes, and onions. Examples of leaf stem vegetables include cabbage, Chinese cabbage, green onions and trevis.

The length of the peel in the longitudinal direction varies depending on the type of vegetable, but it is 5 to 10 cm for short peels, 10 to 15 cm or 15 to 20 cm for medium peels, and about 40 to 60 cm for long peels. However, the size is not particularly limited.
The longitudinal length of the peeler and the non-axial screw conveying device may be increased in proportion to the length of the vegetable in the longitudinal direction or the length of the peeled skin.

[The invention's effect]
The non-axial screw conveyance device of the present invention can suitably convey vegetable peels.
Also, wastes such as vegetable roots and epithelium can be transported suitably.
Moreover, the vegetable cutting thing (what is called cut vegetables shipped as a product) can also be conveyed suitably.

It is a top view of the vegetable peel removal conveyance system. It is a side view of a vegetable peel removal conveyance system. It is the schematic of an axisless screw conveyance apparatus provided with a skin removal machine. It is the schematic which shows the space | interval of a non-axial screw blade | wing and a liner.

(Embodiment 1)
The vegetable skin removing and conveying system of this embodiment will be described with reference to FIGS. In the present embodiment, the vegetable is burdock, but is not particularly limited thereto. This can be done by changing the peeler from burdock to another vegetable peeler. In this embodiment, the peeler is a peeler that cuts burdock skin with a blade.

  The vegetable peeling and conveying system 100 includes a first non-axial screw conveying apparatus 1 including at least one peeling machine 2. In the present embodiment, six first non-axial screw conveyance devices 1 including the peeler 2 are arranged in parallel, three of which have a short length in the longitudinal direction and the other three have a length in the longitudinal direction. Is longer than that. The length of the peeling machine 2 in the longitudinal direction is adjusted according to the length of the burdock. Therefore, the present invention is not limited to this embodiment, and the number and length are set as appropriate, and are not limited to the parallel arrangement.

The vegetable peel removing and conveying system 100 includes at least one or more connected to the first outlet portion 16 of the object to be conveyed (peeled skin) of the non-axial screw conveying apparatus 1 including at least one peeler 2. It has the 2nd non-axial screw conveying apparatus 3 which has the 2nd entrance part 31 and the 2nd exit part 32 which discharges a to-be-conveyed object (peeling skin).
The second non-axial screw conveying device 3 is disposed between the non-axial screw blade, the trough 34 that houses the non-axial screw blade, and the outer diameter of the non-axial screw blade and the inner wall surface of the trough 34. A liner 34 and a trough cover 35 that covers the trough 34 are provided. In the present embodiment, there are six second inlet portions 31 corresponding to the six first outlet portions 16, and are formed on the side surface of the trough 34. Moreover, the 2nd exit part 32 is arrange | positioned at the longitudinal direction front end side of the non-axial screw blade opposite to the drive side of the non-axial screw blade.
The second axisless screw conveying device 3 has a mesh-shaped drainage port 33 in front of (or in the vicinity of) the second outlet portion 32 in order to drain the moisture that has been conveyed together with the object to be conveyed (peeled skin). The drainage port 33 is formed at the bottom of the trough 34 of the second axisless screw conveyance device 3.

The vegetable peel removing and conveying system 100 includes a third inlet portion 51 into which an object to be conveyed is inserted, an intermediate inlet portion 52 connected to the second outlet portion 32 of the second non-axial screw conveying device 3, It has the 3rd non-axial screw conveying apparatus 5 which has the 3rd exit part 53 which discharges a to-be-conveyed object (peeling skin).
The third non-axial screw conveying device 5 includes an non-axial screw blade, a trough that houses the non-axial screw blade, a liner disposed between the outer diameter of the non-axial screw blade and the inner wall surface of the trough. And a trough cover that covers the trough. In the present embodiment, the third inlet 51 is disposed on the drive side of the non-axial screw blade. The third inlet 51 is filled with vegetable chips (eg, root, outer skin, etc.). From the intermediate entrance 52, the object to be transported (peeled skin) sent from the second non-axial screw transport device 3 is sent, and in the intermediate entrance 52, both the vegetable chips and the peeled skin are downstream in the transport direction. It is sent to the three outlet part 53.
The third inlet 51 may be an opening formed in the trough cover of the third non-axial screw conveying device 5 and may include a charging hopper connected to the opening.
The third outlet portion 53 is formed by opening the longitudinal end portion of the trough of the third non-axial screw conveying device 5.

The vegetable peel removing and conveying system 100 is disposed on the blade tip side opposite to the driving side of the non-axial screw blades, and connected to the third outlet 53 of the third non-axial screw conveying device 5. It has the 4th non-axial screw conveyance apparatus 6 which has the 4th inlet part 61 and the 4th exit part 62 which is arrange | positioned at the drive side of a non-axial screw blade and discharges a to-be-conveyed object.
The fourth non-axial screw conveying device 6 includes an non-axial screw blade, a trough that accommodates the non-axial screw blade, a liner disposed between the outer diameter of the non-axial screw blade and the inner wall surface of the trough. And a trough cover that covers the trough.
A pulverizer 7 for pulverizing the object to be conveyed discharged from the fourth outlet portion 62 of the fourth non-axial screw conveying device 6 is connected to the fourth outlet portion 62. The fourth outlet 62 may be an opening formed on the bottom surface of the trough of the fourth non-axial screw conveyance device 6 and may include a discharge pipe connected to the opening.
To correspond to the shape of the third outlet portion 53, the fourth inlet portion 61 is formed by opening a longitudinal end portion of the trough of the fourth non-axial screw conveying device 6.
In the present embodiment, the fourth axisless screw conveying device 6 is inclined upward by a predetermined angle toward the conveying direction of the conveyed portion in order to load the conveyed material into the pulverizer 7. It is not limited.

In this embodiment, the intervals between the non-axial screw blades, troughs and trough covers of the second, third and fourth non-axial screw conveying devices are as follows.
(1) The lowest point (z0) of the inner surface of the liner on the vertical line (z) from the lowest end of the outer diameter of the axisless screw blade on the vertical line (z) passing through the rotation axis center of the axisless screw blade. (D0) is 0 mm (in contact).
(2) The inner surface of the liner on the horizontal line (x) from the left end and / or the left end of the non-axis screw blade outer diameter on the horizontal line (x) passing through the rotation axis center of the axisless screw blade (left inner surface P1, The distance (d1, d2) to the right inner surface P2) is in the range of 15 mm to 25 mm.
(3) Distance (d3) from the uppermost end portion of the outer diameter of the axisless screw blade on the vertical line (z) passing through the rotation axis center of the axisless screw blade to the inner surface of the trough cover on the vertical line (z) Is in the range of 40 mm to 60 mm

In this embodiment, the outer diameter, pitch, and inner diameter of the non-axial screw blades of the second, third, and fourth non-axial screw conveying devices are as follows.
The outer diameter (r1) of the non-axial screw blade is 227 mm mm, and the pitch (p) of the non-axial screw blade is 227 mm. The inner diameter (r2) of the non-axial screw blade is 177 mm. The blade thickness (t) is 20 mm and the blade width (w) is 50 mm.

In the present embodiment, the first, second, third, and fourth non-axial screw conveying devices have a drive unit, and the drive unit is configured by a motor, a transmission gear, a coupling means, a control device, a power source, and the like. Yes.
In addition, the first, second, third, and fourth non-axial screw conveyance devices have an inspection window (not shown), but are not limited thereto.
Further, in the vegetable peel removing and conveying system 100, a washing machine (not shown) for washing vegetables put into the peeler 2 is disposed in the vicinity of the peeler 2; Absent.
In FIGS. 1, 2, and 3, the non-axial screw blades are indicated by broken lines and the intermediate portion is omitted, but the non-axial screw blades are continuously provided from the inlet to the outlet.
In the plan view of FIG. 1, a peeler 2 is disposed on the upper portion of the first non-axial screw conveying device 1, but is omitted in the drawing.

The 1st axisless screw conveyance apparatus 1 provided with the peeling machine 2 is demonstrated.
The first non-axial screw conveying apparatus 1 including the peeler 2 accommodates the peeler 2, the non-axial screw blades 11 disposed below the peeler 2, and the non-axial screw blades 11 therein. A trough (12a, 12b) and a liner 13 disposed on the inner wall surface of the trough (12a, 12b).

In the present embodiment, the upper trough 12 a and the lower trough 12 b are connected by the connecting portion 14. Each of the upper trough 12a and the lower trough 12b has a flange portion at a connecting position, and the flange portion is fixed to the support leg 15 with a bolt nut (connecting portion 14). The upper trough 12a and the lower trough 12b are formed in a U-shaped cross section. The trough is not limited to two parts, the upper trough 12a and the lower trough 12b, and may be composed of one part.
In the present embodiment, the liner 13 has a semicircular cross section and is made of ultra high molecular weight polyethylene. Similarly, the liners of the second, third and fourth axial screw conveying devices are made of high density polyethylene.

In this embodiment, the space | interval of the inner surface of the liner 13 and the non-axial screw blade | wing 11 is as follows.
(1) The lowest point (z0) of the inner surface of the liner on the vertical line (z) from the lowest end of the outer diameter of the axisless screw blade on the vertical line (z) passing through the rotation axis center of the axisless screw blade. (D0) is 0 mm (in contact).
(2) The inner surface of the liner on the horizontal line (x) from the left end and / or the left end of the non-axis screw blade outer diameter on the horizontal line (x) passing through the rotation axis center of the axisless screw blade (left inner surface P1, The distance (d1, d2) to the right inner surface P2) is in the range of 15 mm to 25 mm.
The state where the outermost diameter (end) of the blade on the vertical line passing through the rotation axis center of the non-axial screw blade 11 and the inner surface of the liner 13 on the vertical line are in contact is maintained during the initial operation and operation. The distance (d0) may be in the range of 0.1 to 1 mm.

In the present embodiment, the outer diameter, pitch, and inner diameter of the non-axis screw blade 11 are as follows.
The outer diameter (r1) of the non-axial screw blade 11 is 227 mmmm, and the pitch (p) of the non-axial screw blade is 151 mm. The inner diameter (r2) of the non-axial screw blade is 177 mm. The blade thickness (t) is 20 mm and the blade width (w) is 50 mm.

  In this embodiment, there is no trough cover, and the peeler 2 covers the opening of the upper trough 12a.

The peeler 2 includes a casing 22, a feeding part 21 for feeding burdock, an outlet part 23 for feeding the peeled burdock from the peeling machine, and rotating or rotating the burdock in a predetermined direction toward the outlet part. A moving mechanism (not shown) for moving, a peeling mechanism (not shown) for peeling the burdock skin, and a discharge part (not shown) for discharging the peeled skin downward.
The peeling mechanism has a blade movement mechanism that moves the blade and the blade in a predetermined manner. The peeler 2 has at least one or two or more water introduction portions (not shown) for introducing water.
In the present embodiment, the moving mechanism and the peeling mechanism of the peeling machine 2 are inclined upward by a predetermined angle from the input portion 21 to the outlet portion 23. In the present embodiment, the predetermined angle is 10 °. By accumulating water on the charging side of the casing 22, it is possible to move and peel effectively while washing the burdock.

In this embodiment, it arrange | positions so that the longitudinal direction of the peeling machine 2 and the longitudinal direction of the 1st non-axial screw conveying apparatus 1 may become parallel.
Further, the movement direction of the burdock in the peeler 2 and the conveyance direction of the object to be conveyed (peeled skin) in the first non-axial screw conveyance device 1 are opposite to each other.

[Example]
As vegetables, burdock, carrot and potato were used.
Peeling of vegetables was performed by setting the amount of peeled peel per unit time to 2 tons per hour. The peeler was selected according to the type of vegetable.
The outer diameter, inner diameter, and pitch of the non-axial screw blades were set according to the length of the peeled skin.

Table 1 shows an example of the non-axial screw blade 11 of the first non-axial screw conveying device 1.

Table 2 shows an example of the non-axial screw blades of the second, third, and fourth non-axial screw conveying devices 3, 5, and 6.

  For all burdock, carrot, and potatoes, it was possible to transport the peel without causing clogging or mechanical problems (for example, excessive load, blade damage, etc.).

DESCRIPTION OF SYMBOLS 1 1st axisless screw conveying apparatus 2 Peeling machine 3 2nd axisless screw conveying apparatus 5 3rd axisless screw conveying apparatus 6 4th axisless screw conveying apparatus 11 Axisless screw blade 12a Upper trough 12b Lower trough 13 Liner 100 Vegetable peel removal transport system.

Claims (8)

Non-axial screw blades,
A trough for accommodating the non-axial screw blade therein;
A liner disposed between an outer diameter end of the non-axial screw blade and an inner wall surface of the trough;
A trough cover that covers the trough,
(1) The lowest point (z0) of the inner surface of the liner on the vertical line (z) from the lowest end of the outer diameter of the axisless screw blade on the vertical line (z) passing through the rotation axis center of the axisless screw blade. (2) from the left end and / or the left end of the outer diameter of the non-axial screw blade on the horizontal line (x) passing through the rotational axis center of the non-axial screw blade. When the distance (d1, d2) between the inner surface of the liner on the horizontal line or the left and right inner wall surfaces of the trough when there is no liner on the horizontal line is 1, the vertical line (z ) Axisless screw conveyance in which the distance (d3) from the uppermost end of the outer diameter of the axisless screw blade above to the inner surface of the trough cover on the vertical line (z) is 1.5 to 3.0 times apparatus.   The non-axial screw conveying apparatus according to claim 1, wherein the pitch is 1 to 2/3 with respect to the outer diameter 1 in the relationship between the outer diameter and the pitch of the non-axial screw blade. A skin removal machine,
A non-axial screw blade disposed below the skin remover;
A trough for accommodating the non-axial screw blade therein;
A non-screw conveying apparatus comprising a peeler having a liner disposed between an outer diameter end of the non-axial screw blade and an inner wall surface of the trough.   The non-axial screw conveying apparatus provided with the peeling machine of Claim 3 arrange | positioned so that the longitudinal direction of the said skin removal machine and the longitudinal direction of the said non-axial screw conveying apparatus may become parallel.   The non-axial screw conveying apparatus provided with the peeling machine of Claim 3 or 4 with which the moving direction of the vegetable in the said peeler and the conveyance direction of the to-be-conveyed object in the said non-axial screw conveying apparatus are mutually opposite. A first non-axial screw conveying device comprising at least one skin remover;
At least one or more second inlet portions connected in correspondence with the first outlet portion from which the object to be conveyed of the first non-axial screw conveying device including at least one skin removing machine is discharged, and the longitudinal direction outlet side Or the vegetable skin removal conveyance system which has a 2nd non-axial screw conveying apparatus which is arrange | positioned at the blade | wing front end side opposite to the drive side of a non-axial screw blade | wing, and has a 2nd exit part which discharges | relates a to-be-conveyed object.   A third inlet portion that is arranged on the longitudinal direction inlet side or on the drive side of the non-axial screw blade and is connected in correspondence with the second outlet portion of the second non-axial screw conveying device The vegetable peel removing and conveying system according to claim 6, further comprising a third non-axial screw conveying device having an intermediate inlet portion and a third outlet portion for discharging the object to be conveyed.   A fourth inlet portion disposed on the blade outlet side opposite to the longitudinal outlet side or the driving side of the non-axial screw blade, and connected to the third outlet portion of the third non-axial screw conveying device; The vegetable peel according to claim 7, further comprising a fourth non-axial screw conveying device disposed on the longitudinal direction inlet side or on the driving side of the non-axial screw blades and having a fourth outlet portion for discharging the object to be conveyed. Removal transport system.

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