FI117088B - Method and apparatus for handling circular pieces - Google Patents

Description

Method and arrangement for handling round pieces

Background of the Invention

The invention relates to a method of a circular shape! 5 to handle the pieces, in which method: transport the kappa! one vibrating conveyor in the transport direction; guiding the pieces at least one of the longitudinal and contour positions of the table; along a tapered trough towards the first end of the table, you dispense the pieces from the vibrating conveyor to at least one other k10 and transport the pieces with the second conveyor in the conveying direction.

A further object of the invention is a device for treating circular electric Ys, comprising: moving at least one piece of vibrating conveyor body in at least one second conveyor, the second conveyor being arranged to extend below the mat 15 of the part mat; an elongated table in a vibrating conveyor; ain in the gutter table, the gutter having a downward cross-section: whereby the pieces are arranged to pass through the gutter in a linear fashion from the first end to the second end of the table; and means for dispensing Y from the vibrating conveyor to the other conveyor.

The invention further relates to a table for the vibrating conveyor py

for working on pieces, the table being elongated with the first end and the second end of the table, and having a table having at least a * ru with a converging cross-section, and having a table Y

: Λ: The songs are arranged to move towards the other end.

25 Potatoes and other roots used for handling *: * ·: transported from the washing or peeling point

The inspection can be done with the help of cameras. At the checkpoint ku · * ”; songs to a sorting point where the songs can be sorted e.g. or quality. The problem with current devices is the number of songs. ΟΛ Imn Not Bothering Iri ΜβΑΐΐΔ CriKiieAeti oillnin Uun 2

BRIEF DESCRIPTION OF THE INVENTION It is an object of the present invention to provide a novel improved method and apparatus for forming circular bodies. It is further intended to provide a new type of vibrating table.

The method of the invention is characterized in that, at one end of the table, the pieces are dispensed into a dispensing cavity which converges toward a first end in the direction of the table level to guide for dispensing closest to the other end of the table <10 pieces in a dispensing cavity extending below a that dosing is performed; the outermost piece in the roll cavity, one at a time to the other in the transport space.

The device according to the invention is characterized in that the trough in the trough is in the conveying direction, that in the other trough of the table the dispensing slot in the direction of the table level is adapted to taper towards the other ends of the table that unit 20 comprises a plurality of transport spaces adapted to take the outermost piece from the dispensing cavity one at a time.

The table of the vibrating conveyor according to the invention is characterized in that the trough is arranged in the conveying direction so that the table is in one another. * In the trough, the dispensing hole is viewed in the direction of the table level *! ./ 25 The dispensing hole is adapted to taper towards the other end of the table.

**** '. An essential idea of the invention is that the pieces are conveyed by a jet in the conveying direction. From the vibrating conveyor, the tracks are dispensed: V by means of a trough on the conveyor table and a dispensing cavity to another • φ · which extends slightly below the vibrating conveyor table. The outermost body at Anne 30 extends a predetermined distance v »· * · / 4 m ιαΙαΙΙα so λΗΗ Ι / ·· ΙΪΛΜΐη \ ΛΑΗη» lm L ». · Ιϊλ <3

An advantage of the invention is that the pieces to be processed are obtained in a controlled manner one by one from the first conveyor to the second conveyor * further processing of the pieces in the following steps is easier. Inspection of Parts I The inspection section is capable of doing previous injuries and further sorting is more accurate. Furthermore, errors due to the dosing of the pieces and production disruptions can be avoided.

It is an essential idea of one embodiment of the invention that the second conveyor comprises a first transmission means and a second transmission means spaced apart. Multiple conveyor rolls are arranged on the transmission 10 le. The conveyor rollers are fitted at their first end to the first transmission means and at the second end; voimansiirtoellmeen. Further, the transmission means, such as conveyor rollers disposed between them, are adapted to move in the conveyor. The transport space is arranged to be formed between two adjacent ki 15s.

It is an essential idea of one embodiment of the invention that there is at least one thinned portion between the ends of the conveyor roll if the cross section of the roll is smaller than that of the ends of the conveyor roll. This leaves a space of a desired size between the Y conveyor conveyor roller for the conveyor 20 sheets.

It is an essential idea of one embodiment of the invention that the edges of the thinned portion are bevelled surfaces facing the thinned portion. The center portion of the thinned portion then has a smaller poi Y! than at the edges of the thinned section. The thinned portion can be a fashion * t · 25 as a curved surface. With such a thinned section: ···: The conveyor roller tends to center the machine on the piece being transported! so that the piece stays well on the conveyor. In addition, the successive paragraphs of k: V form a sequential formation: facilitating further processing of the articles, for example, inspection and sorting as an essential idea of an embodiment of the invention. that ki Grind the support by turning the vterakkäicon k · 4

It is an essential idea of one embodiment of the invention that each conveyor roller is disposed between the transmission means so that it can rotate freely about its longitudinal axis. Further, the conveyor roll is in contact with at least a predetermined portion of the conveyor roll 5 on a stationary surface, or alternatively on a different fast surface. Since there is sufficient friction between the conveyor roller and said surfaces, the movement of the conveyor causes the conveyor rollers to rotate about their axis at a speed proportional to the conveyor roll.

It is an essential idea of one embodiment of the invention that at least a predetermined portion of the conveyor, e.g., an exemplary portion, the underside of the conveyor rollers is arranged in contact with an air adjusting conveyor whose velocity deviates from the main conveyor n.

It is an essential idea of one embodiment of the invention that the thinned portion of the conveyor roll has an outer periphery. The cross section of the thinned portion thus comprises a plurality of planar portions extending in the direction of export. Polygonal shape for power! Rotation of 20 vanes during transport. With the help of polygonal k, rotating conveyor rolls with slippery surfaces is also suitable for handling beet, for example ki v: washed beets.

V ·: An essential idea of one embodiment of the invention is that each conveyor roll has two thinned portions at a distance:: ··: from each other. In this case, the same filter can have two adjacent: * · *: s. Between thinned portions and conveyor roller nr • ·. ···. the ends have circular cross sections of substantially the same dimensions that can be utilized to rotate the conveyor roll.

1 shows schematically and from above a processing device according to the invention, FIG. 2 schematically shows a processing device 1 seen from the direction A, FIG. 3 schematically shows a processing device according to the invention. and FIG. 4 is a schematic and side elevational view of the conveyor roll of FIG. A 10 at B, FIG. 6 is a schematic and side view of the conveyor. FIG. schematically and viewed from the side of the lot! Fig. 8 is a schematic and side elevation view of a conveyor roller, Fig. 8 is a schematic and side elevational view of a conveyor roller, Fig. 9 is a schematic and side elevational view of a conveyor roller; Fig. 11 is a schematic and sectional view C-C of the table of the vibrating conveyor shown in Fig. 9; v: Fig. 12 is a schematic and perspective view of a moving piece from one vibrating conveyor to a conveyor 25 Fig. 13 is a schematic and top view according to the vibrating conveyor table.

: ***: In the figures, the invention is illustrated for the sake of simplicity. Attempts have been made to designate similar parts in the figures with the same coolant * ··· *, Sat.

DETAILED DESCRIPTION OF THE INVENTION 11 6 on a second conveyor 4 which can move the pieces further through the inspection section 5 and the sorting section 6. Operation of the handler! at least one control unit 7. Further, the processing device may have processing lines side by side to achieve a higher capacity 5 as seen in error 1, in this case there may be more processing lines 8a to 8d n.

In Fig. 2, the processing device is shown from the direction A, the dipping part 5 may have one or more cameras 9a-9d, on which pieces 10 passing through the handles 8a-8d can be depicted. The cameras 9a to 9d 10 are lit so that each piece 10 is simultaneously depicted with a camera arranged in different positions relative to one another. 9a to 9d, the image data may be transmitted to the control unit 7, which may be provided with processing arrays for processing the image data. Further, the control pulse may be adapted to control the operation of the sorting section 6 from chapters 10a; 15 information. The control unit 7 may be pre-configured to evaluate and evaluate the appearance of the pieces. The sorting criteria may include, for example, the size, shape and any other visual properties of the paragraph.

Instead of or in addition to the cameras 9a-9d, the visual characteristics of the transportable 20 lads can be checked by other measuring devices. E can mention various laser scanners.

The sorting member 6 may apply different means for capturing the conveyor from one or more predetermined positions 12. The sorting member 6 may be fitted with one or more piers. 25 those 11 with which the desired pieces 10 can be displaced laterally from a. Blowing can be done with a suitable medium such as compressed air: * · [: gas. In some cases, it is possible to use a blowing medium such as water. The blowing means 11 may comprise a p ** * body having one or more nozzles in its compressed air pulse time; ". ·, 30 for moving 10 pieces in the direction of conveyance E transverse * * *** toll ia com 9 3 O 1 O Weight of air rl llcc / nil htn / in nl ils the effect of innl / 11 7 lateral pressure suction pulse to the sorting station 'blowing can be timed to lighten up a song I just can't read. For the second blow, the treatment line 8a, 8b may have the second blow means 11a shown in FIG. Further, as will be seen later in FIG. 9, there can be no plurality of blowing means 11 and other blowing means 11a on the same line.

The second conveyor 4 shown in Fig. 3 may comprise a closed-form first transmission member 13 and a second transmission 10 spaced apart. The first force 13 and the second transmission means 14 may be roller chains adapted to accommodate the carriages 13, 14 and the sprockets 16, 17, 19 and 20 of the sprockets 19 and 20 of at least the second shaft 18, 15 in 3 greatly simplified. The second shaft 18 can be lubricated by its motor 21 about its longitudinal axis so that the transmission means <move at the same speed in the conveying direction B. Several elongated k 22s are arranged transversely between the forces 13 and 14, and several rollers 13, 14 may be arranged transversely: in the first chain 13 and the second chain 14 are located at the same point and the free ends of the pins 23 point to each other. At each end of the conveyor roller 22 there may be an opening 24 which can i * · Y [pin 23. The pins 23 engage the conveyor roller 22 between. 1 through the conveyor roller 22. Further, the aperture 24 and the pin 23 may lubricate 25 so that the conveyor roller 22 may rotate freely about its longitudinal axis in connection with the aperture 24, such as a ball bearings, such as a ball bearing.

♦: * [*: The conveyor roller 22 shown in Fig. 4 is an elongated cap; has first end 25 and second end 26. Further may end 25, ί. The portion 30 has a first thinned portion 27 and a second thinned portion 27 between the thinned portions 27 28 and a second space 30b for the carriage 10. Such a passage is thus suitable for an application in which two processing lines 8a and 8b are provided by the same fiber roll 22. Further, as shown in Figure 4, the edges 31 of the viable portion may have surfaces 32 in the center portion of the thinned portion. In this case, the central portion 32 of the thinned portion 27, 28 has a cross section as compared to the edges 31 of the thinned portion. The thinned portion may be shaped as a curved surface seen from the side. The conveyor roll 22 thus produced tends to center the workpiece 10; to the thinned portion 27, 28, whereby the piece 10 stays well 1 10 30b. In addition, the pieces 10 on the conveyor 4 are arranged in a sequential configuration, which facilitates further inspection and sorting of the pieces 10.

Further, Figs. 4 and 5 show that the outer circumference of the thinned part may be polygonal in shape. There may be more than 15 angles 50 and more than 16 angles. The corners 50 may comprise a sharp, rounded edge, which further facilitates the turning of the pieces 10. The UI is made up of a plurality of longitudinal planar portions 33, juxtaposed. The planar portions 33 may be formed, for example, by milling in the longitudinal direction of the jet roll 22. When the conveyor rollers 22 having such a plurality of rotations 20 rotate during transport, the slippery body may rotate in space 30a, 30b.

... The conveyor roller 22 shown in Figure 6 comprises only yt · · * Y | 27 and is thus suitable for such a conveyor ^: only one treatment and 8.

Fig. 7 shows one solution of the conveyor 4 conveyors! to cause rotation. The conveyor 4 may be a closed loop construction having a conveyor moving in the normal direction of travel E and a return portion 35 below it, of course in the direction of movement. Inside the closed loop, a pin is fixed. 30 is in contact with at least some of the conveyor portions 34 of the conveyor 34 at least downwardly when the conveyor rollers 22 of the In 11 9 are rotated at a desired distance 34.

In Fig. 8, the rotation of the conveyor rollers 22 is tracked beneath the conveyor section 34 and one or more adjusting struts 5 are arranged. The conveyor 37 may be a belt conveyor, for example movable in belts to the central portion 29 of the conveyor roller 22. The speed of the adjusting conveyor 29 can be adjusted so that the rotation of the conveyor rollers 22 is varied in many ways. The control conveyor 37 can be controlled by control units 10a1a.

Fig. 9 illustrates a processing apparatus with a front feeder 2 which may comprise a plurality of rollers 51 and a rotatable roller 52 for transporting articles in mass toward a rotary roller 52 which tracks 10 at a suitable rate to a vibrating conveyor 3. The vibrating conveyor 3 may include a table 38 having a dispensing recess 42 in accordance with the invention at one end 41 of the trough 39.

may be vibrated by one or more vibration units 53 already mounted below the table 38. From the vibrating conveyor 3, the pieces 10 ar 20 individually to another conveyor 4, which conveys the pieces 10 as a sequence to the inspection section 5. The pieces 10 can be depicted by a cam when the pieces 10 are rotated between the conveyor rollers 22 by 1 Y. From the inspection section 5, the pieces 10 continue on the same silencer 25 to the section 6 having the blowing means 11 sorting the pieces from the media source 54, such as a compressor, can be led to a: V control unit 55 which may have the necessary valves for pressure medium 55. based on information from camera 9. Further, one or more other pi ♦ J »1 m · ΠΑ 11 inlL · Ahioi idortD RR nn mu ^ elrin CAi / ifoffi ι ΙλΚΗιύιαοπ Aetna 10 1 may be located below the transport portion 34 of the jet 4. When songs 10 are turned l the lateral removal of the bridle 10 from the spaces 30a to 30d may reduce the pieces between the body 10 and the conveyor rollers 22 which are not segregated by the pressure medium pulse from one another to the sifting station 12a at the end of the conveyor 4.

Because chapters 10 are checked and sorted at the same time; 4, the sorting control is easier to arrange than in devices where the pieces 10 are inspected and sorted by different conveyors. synchronization of conveyors and sorting equipment.

10 shows a part of a processing device of a vibrating conveyor 3. The vibrating conveyor 3 comprises an oblique position s <a conical table 38 which can be assisted by a suitable vibrating apparatus so that the pieces 10 fed to the table 38 can be moved forward in Fig. E. The vibrating conveyor table 38 may comprise one or more downwardly tapering troughs 39, which trough 39 is parallel to the direction E. The trough 39 may be substantially the number of V-shaped ribs 39 may be traced along the processing lines 8a to 8d 38 may be formed by bending from a suitable sheet material, a steel sheet. The table 38 comprises a first end 40 to which the conveyor beams 10 are fed and a second end 41 which is arranged to give the bundles 10 to a second deflector 4. At one end 41 ... 39 of the table 38 there is a dispensing slot 42. The dispensing slot 42 may extend; «· · Over a distance of 38 to the first end 40 of the table 38. The above roll bar 42 may be shaped so that it converges towards the 25-like end 40 of the table 25. At one end of the table 38, by a trough 41: * a beaked-like shape. The sloping edges 43 of the trough 39 allow fV to move its body closer to the bottom of the trough 39, but the lifting hole 42 converges toward the first end 4 of the table. 30 wherein the dispensing opening 42 is wider. The double wedge-shaped form of ai ·· * irnlfnioat Irfiinnalfiot \ / niv / ot il Intti and nlonnaieocti edmon v / Arron nAuHcär 11 11 clearly evident. The table 38 shown in the figure is intended to be dispensed 10 to a second conveyor 4 having a calf line 8a and 8b as shown in Figure 3.

Figure 12 further illustrates where the subject 510 moves from the vibrating conveyor 3 to the second conveyor 4. In addition to the design of the ends of the vibrating conveyor 39, the thinned portions 28 of the conveyor rollers 22 may influence individual and controlled shifts to the conveyor 4.

The effect of the V-shape of the trough 39 and of the dispensing cavity 42 on the bottom 10 of the table 38, regardless of size, can extend substantially the same to the underside of table 38, thereby taking spaces 30a from one conveyor 4 and taking unit 10 from vibration conveyor 3 to another. .

Fig. 13 further shows a first end 40 of a table 15 of a vibrating conveyor 3 formed for the feeder 2, the curved portions 60a and 60b of the troughs 39a and 39b being viewed in the direction of its plane. The curved portion 60a, 60b extends 38 towards 40 ends. The curved portion 60a, 60b may consist of a portion of the arc of the tube. The curved portion 60a, 60b may extend beyond the cut of the curved portions 60a, 60b at the center of the table 38. The table 38 shown in the figure is designed ... with the swivel roll 52, such as, for example, in Figures 1 and i * · · Y] The curved portions 60a, 60b tend to guide the pieces 10 to the channel. Further, the curved portions 60a, 60b can dispense the piece ··· 25 from the implement 2 individually into the troughs 39a and 39b so that the pieces 10 m * form a continuous formation.

It is still possible to use as a second conveyor 4rr conveying conveyors comprising space 30 for lifting and transporting pieces. Thus, the second conveyor 4 may be. 30 lamella conveyor with conveyor lamella shaped to form • M *,, · · I I · · 12

The drawings and the description related thereto are intended only to exemplify the invention. The details of the invention may vary within the scope of the claims.

*** * t * • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • 9

Claims (11)

A method of treating circular pieces, in rows: the pieces (10) are conveyed by means of at least one shaft edge 5 a direction of transport (E); the pieces (10) are led along at least one longitudinal and downward tapered groove (39) in the first end (40) of the shaft conveyor (3) table (38) f (38) towards its second end (41); the pieces (10) are dosed from the shaking conveyor (3) to the other transportite (4); and the pieces (10) are conveyed with the second conveyor the transport direction (E), characterized in that in the second end (41) of the table (38) the pieces are led to a recess (42), which dosing recess (42) tapered to the first end of the table. (38) plane direction, that for dosing, the outermost piece (10a) is guided close to the other end (41) of the dosing recess (42) so that it extends forwardly to a lower surface of the table (38), and that the dosing is performed. by taking the outermost control dosing recess (42) into a thread into a transport space (30, the second conveyor (4). 0: 2. Procedural patent claim 1, characterized in a1 that the pieces are transported in at least two adjacent lines (8a-8d) 3. The method according to claim 1 or 2, characterized in that, like the second conveyor, a conveyor is used [···, a first power transmission means (13) and a second one are used. a power transmission (14) spaced from each other and several conveyor rollers (22) anon 30 in said power transmission means, and the (E). Method according to any of the preceding claims characterized in that at least part of the pieces (10) of the second stage 5 (4) are moved transversely (F) relative to the transport direction (E conveyor to at least one sorting position (12)) and a pressure medium pulse is directed toward the piece (10) in the transverse direction to effect a movement. Apparatus for processing circular pieces, said sleeve comprising: at least one shaft conveyor (3) and at least one a porter (4) following it for transporting pieces (10) of transp (E), and which other conveyor ( 4) is arranged to extend the so-called distance under the shaft conveyor (3); An elongated table (38) in the shaft conveyor (3); eating at least one chute (39) in the table (38), the chute (39) cutting downwardly tapered, the pieces being arranged to act as a string formation from the first end of the table (40) to the other and means for dispensing the pieces from chess transport The second conveyor (4), characterized in that the gutter (39) in the shaft conveyor (3) runs in the direction of travel <: T: that in the other end (41) of the table (38) there is adjacent the gutter (3) recess (42) seen in the table. plane direction, ft m: that the metering recess (42) is arranged to taper toward the other end (42), v that the outermost piece (10a) is adjacent the metering recess (42) in extending a predetermined distance to a lower surface of the table (31) that the second conveyor (4) comprises several transposers (30, 30a, 30b), which are arranged to take the outermost paragraph (10a): · *: ______1___j. / ^ Λΐ -ix li ____ that between two adjacent conveyor rollers (22) there is electric space (30.30a, 30b) f ear piece (10). Device patent claim 7, characterized in that the conveyor roll (22) has a first end (25) and 5 ends (26), that on the distance between the ends (25, 26) there is a cut-out distance (27, 28), where the conveyor roll (22) cross sections are smaller na (25, 26), and that thinned pcs 28 of two adjacent conveyor rollers (22) are arranged to bleed between them a transport space (30, 30a). Device according to claim 8, characterized in that at least on the thinned section (27, 28) the outer periphery of the trawl (22) is multi-angular comprising several adjacent planes (33) of the conveyor roll (22). 10. Device according to any of the preceding patents! characterized in that the coupling finger between the conveyor rollers (4) and the force means (13, 14) is arranged to allow rotation of the conveyor roll its longitudinal axis, that the other conveyor (4) comprises means for reaching the porter rollers (22) around their longitudinal axes at least a forward distance of the second conveyor (4), the piece (10) being arranged: T: is moved in the transport space (30, 30a, 30b) while being moved in the train (E). «♦. · * ·. 11. Chess conveyor table for processing round shape, which table (38) is an elongated piece comprising a first end of a *: Which second end (41) and which table (38) exhibit at least one clean cross-section is downwardly tapered, and wherein the pieces (10) to be raced with the table (38) are arranged to be moved toward the other end (30 signed by «• · * ì» __ | „, e,