Egg handling system

• US 4,519,494 A
• Filed: 07/01/1982
• Issued: 05/28/1985
• Est. Priority Date: 07/01/1982
• Status: Expired due to Term

• Current Assignee: Diamond Automations, Inc.
• Original Assignee: Diamond Automations, Inc.
• Inventors: Thomas, Leslie P., McEvoy, John C.
• Primary Examiner(s): Valenza, Joseph E.
• Assistant Examiner(s): Shane, Kyle E.
• Application Number:
  US06/394,161
• Time in Patent Office: 1,062 Days
• Field of Search: 198/387, 198/400, 198/624, 198/534, 198/779, 198/479, 198/424, 198/432, 198/433, 198/448, 198/611, 198/688, 198/370, 294/87.12, 209/512, 209/513
• US Class Current: 198/448
• CPC Class Codes: A01K 43/00 Testing, sorting or cleaning eggs investigating or analysing eggs, e.g. by candling G01N33/08; Conveying devices for batteries A01K31/165; Pick-up devices
• CPC Class Codes: B07C 5/16 Sorting according to weight sorting eggs A01K43/00; weighing apparatus per se G01G
• CPC Class Codes: B07C 5/36 Sorting apparatus characterised by the means used for distribution sorting according to destination B07C3/003, B07C3/02
• CPC Class Codes: B65G 2207/42 Soft elements to prevent damage to articles, e.g. bristles, foam

Abstract

An egg handling system for an egg grader in which eggs carried by a conveyor in spaced-apart, aligned pairs are released at a receiving station into at least one rotating resilient cylinder for transfer to an egg packer. A support member is disposed below the rotating cylinder for guiding eggs delivered to the cylinder downwardly and away from the cylinder to the egg packer.

Claims

1. An apparatus for transferring eggs continuously conveyed in spaced-apart, aligned relationship by a conveyor means to a receiving station in an egg grading apparatus at which the eggs are collected and packaged according to their physical characteristics, comprising,

conveyor means including carrier members coupled thereto for conveying adjacently spaced rows of eggs in a spaced-apart aligned relationship,

rotatable, resilient receiving means disposed at said receiving station below said conveyor means and having the peripheral edge thereof disposed at the approximate centerline of the adjacently spaced rows of eggs, said receiving means being adapted for rotational movement downwardly and away from said conveyor means for receiving eggs delivered by said conveyor means to said receiving station, said receiving means comprising rotatable, resilient cylinder means having a plurality of spaced-apart disk means forming a plurality of channels in said cylinder means for receiving said eggs, said carrier members being selectively actuated to release the eggs so that the eggs from both said adjacently spaced rows of eggs carried by said conveyor means fall onto and are received by respective ones of the channels of said cylinder means, and

support means, disposed below said rotatable, resilient receiving means, for guiding eggs delivered to said receiving means downwardly and away from said receiving means.

2. The apparatus recited in claim 1, wherein said rotatable, resilient cylinder means comprises rotatable, resilient, cylindrical brush means.

3. The apparatus recited in claim 1, wherein said support means extends along substantially the entire axial length of said rotatable, resilient cylinder means.

4. The apparatus recited in claim 3, wherein said rotatable resilient receiving means comprises a pair of rotatable resilient cylinder means adapted for rotational movement in opposite directions towards one another and having the peripheral edges thereof disposed in contiguous relationship for receiving eggs delivered by said conveyor means to said receiving station between said contiguous peripheral edges of said cylinder means.

5. An apparatus for transferring eggs continuously conveyed in spaced-apart, aligned relationship by a conveyor means to a receiving station in an egg grading apparatus at which the eggs are collected and packaged according to their physical characteristics, comprising,

conveyor means including carrier members coupled thereto for conveying adjacently spaced rows of eggs in a spaced-apart aligned relationship,

rotatable, resilient cylindrical receiving means disposed at said receiving station below said conveyor means and having the peripheral edge thereof disposed at the approximate centerline of the adjacently spaced rows of eggs, said receiving means being adapted for rotational movement downwardly and away from said conveyor means for receiving eggs delivered by said conveyor means to said receiving station, said carrier members being selectively actuated to release the eggs so that the eggs from both said adjacently spaced rows of eggs carried by said conveyor means fall onto and are received by said cylindrical receiving means,

support means, disposed below said rotatable, resilient receiving means, for guiding eggs delivered to said receiving means downwardly and away from said receiving means, and

a second conveyor means disposed at said receiving station below said first conveyor means, said cylindrical means being disposed at said receiving station between said first and second conveyor means, and said support means being disposed below the peripheral edge of said cylindrical means and above said second conveyor means for guiding eggs away from said cylindrical means to said second conveyor means,

said second conveyor means comprising means for conveying said eggs away from said receiving means in a number of rows which is greater than the number of adjacent rows of eggs carried by said first conveyor means.

6. The apparatus recited in claim 5, wherein said rotatable, resilient cylindrical means are disposed on a rotatable axle means, and wherein said support means is inclined at an angle with respect to said second conveyor means.

7. The apparatus recited in claim 5, wherein said support means comprises an elongated strip member extending downwardly from a point adjacent and beneath the peripheral edges of said cylinder means, said strip member having the vertical upper edge disposed above the centerline of axle means of said cylinder means so that said cylinder means maintains contact with eggs guided along said strip member to said second conveyor means, said strip member being curved in a direction substantially in conformance with the peripheral edge of said cylinder means.

8. An apparatus for delivering eggs to a receiving station in an egg grading apparatus at which the eggs are packaged according to their individual physical characteristics, comprising:

first conveyor means including a plurality of releasable egg-engaging means for continuously conveying and delivering a plurality of eggs in a first direction in spaced-apart aligned relationship to the receiving station,

rotatable, resilient receiving cylinder means disposed at the receiving station, said receiving means being adapted for rotational movement downwardly and away from said conveyor means for receiving eggs delivered by said conveyor means to said receiving station, said cylinder means having an axis substantially parallel to said first direction,

support means, disposed below said receiving means, for guiding eggs delivered to said receiving means downwardly and away from said receiving means and in a direction substantially perpendicular to said first direction,

means, disposed at said receiving station adjacent to said egg-engaging means of said conveyor means so as to release eggs carried by said egg-engaging means in a predetermined sequence into said receiving means at said receiving station and

second conveyor means comprising means for conveying said eggs away from said receiving means in a number of rows which is greater than a number of rows of eggs carried by said first conveyor means.

9. The apparatus recited in claim 8, wherein said first conveyor means includes two adjacently spaced rows of eggs.

10. The apparatus recited in claim 9, wherein said rotatable, resilient cylinder means comprises rotatable, resilient cylindrical brush means and includes a plurality of spaced-apart disk means forming a plurality of channels in said cylinder means.

11. The apparatus recited in claim 10, wherein said support means extends along substantially the entire axial length of said rotatable, resilient cylinder means.

12. The apparatus recited in claim 8, wherein said actuating means comprises solenoid-actuated plunger means movable into the path of said egg-engaging means as said egg-engaging means are conveyed by said conveyor means to said receiving station so as to open said egg-engaging means, thereby releasing eggs carried by said egg-engaging means in said predetermined sequence into said receiving means at the receiving station.

13. The apparatus recited in claim 12, wherein said conveyor means includes a plurality of carriage assembly means disposed in spaced-apart relationship with respect to one another, said releasable egg-engaging means being mounted on said carriage assembly means and comprising a plurality of pairs of downwardly depending egg-engaging members for engaging said eggs carried by said carriage assembly means.

14. The apparatus recited in claim 13, wherein said carriage assembly means includes a pivotally movable bar member coupled to said egg-engaging members for opening said members and wherein said solenoid-actuated plunger means are movable into the path of said pivotally movable bar members so as to engage said bar members and open said egg-engaging members, thereby releasing eggs carried by said carriage assembly means into said receiving means at the receiving station.

15. The apparatus recited in claim 12, further comprising frame means disposed at said receiving station adjacent said conveyor means, said solenoid-actuated plunger means being mounted on said frame means.

16. The apparatus recited in claim 8, wherein said second conveyor means comprises means disposed adjacent and below said receiving means at the receiving station and including a plurality of channel means for conveying eggs individually in rows away from said receiving means and wherein said first conveyor means is adapted to convey said eggs to said receiving station at a speed greater than that at which said second conveyor means conveys eggs away from said receiving means.

17. The apparatus recited in claim 16, wherein said receiving means each comprises rotatable, resilient cylinder means including a plurality of rotatable, spaced-apart disk means forming a plurality of channels in said cylinder means each disposed in alignment with said channel means of said second conveyor means.

18. The apparatus recited in claim 16, wherein said releasing means is adapted to release eggs from said egg-engaging means of said first conveyor means successively into said receiving means so that said eggs are successively transferred by said receiving means to said channel means of said second conveyor means.

19. An apparatus for delivering eggs to a receiving station in an egg grading apparatus at which the eggs are packaged according to their physical characteristics, comprising:

first conveyor means including a plurality of releasable egg-engaging means for continuously conveying and delivering a plurality of eggs in a first direction in spaced-apart, aligned relationship to the receiving station,

rotatable resilient receiving means disposed at the receiving station and including a pair of rotatable resilient cylinder means adapted for rotational movement in opposite directions toward one another and having the peripheral edges thereof disposed in a generally contiguous interference relationship for receiving eggs delivered by said conveying means to said receiving station between said contiguous peripheral edges of said cylinder means, said cylinder means each having an axis substantially parallel to said first direction,

a second conveyor means disposed at said receiving station below said first conveyor means, said cylinder means being disposed at said receiving station between said first and second conveyor means,

support means, disposed below said receiving means, for guiding eggs delivered to said receiving means downwardly and away from said receiving means and in a direction substantially perpendicular to said first direction, said support means being disposed below said contiguous peripheral edges of said cylinder means and above said second conveyor means for guiding eggs delivered between said contiguous peripheral edges of said cylinder means away from said cylinder means to said second conveyor means, and

means, disposed at said receiving station adjacent to said first conveyor means, for selectively actuating said releasable egg-engaging means of said conveyor means so as to release eggs carried by said egg-engaging means in a predetermined sequence into said receiving means at said receiving station.

20. The apparatus recited in claim 19, wherein said rotatable, resilient cylinder means are disposed on adjacent spaced-apart rotatable axle means, and wherein said support means is inclined at an angle with respect to said second conveyor means toward one of said axle means.

21. The apparatus recited in claim 19, wherein said cylinder means is disposed beneath a plurality of eggs delivered to said receiving station by said first conveyor means, and wherein said support means is disposed adjacent said contiguous peripheral edges of said cylinder means for guiding eggs delivered to said cylinder means downwardly and away from said cylinder means to said second conveyor means.

22. The apparatus recited in claim 19, wherein said support means extends along substantially the entire length of said rotatable cylinder means and comprises an elongated strip member extending downwardly adjacent and beneath said contiguous peripheral edges of said cylinder means and has a vertically upper edge disposed above the rotational axes of said axle means adjacent said contiguous peripheral edges of said cylinder means so that said cylinder means maintains contact with eggs guided along said strip member to said second conveyor means.

23. The apparatus recited in claim 22, wherein said strip member is curved in a direction substantially in conformance with said contiguous peripheral edges of said cylinder means.

24. An apparatus for delivering eggs to a receiving station in an egg grading apparatus at which the eggs are packaged according to their individual physical characteristics, comprising:

first conveyor means including a plurality of releasable egg-engaging means for continuously conveying and delivering a plurality of eggs in a first direction in adjacent rows of spaced-apart eggs to the receiving station,

a rotatable, resilient receiving cylinder means having an axis substantially parallel to said first direction disposed at the receiving station, said receiving means being adapted for rotational movement downwardly and away from said conveyor means for receiving eggs delivered by said conveyor means to said receiving station, said cylinder means receiving eggs from both said adjacently spaced rows of eggs carried by said first conveyor means, and moving the eggs in a direction substantially perpendicular to said first direction,

guide means disposed below said first conveyor means and adjacent the peripheral edge of said rotatable resilient receiving means and having the lower portion thereof curved toward and in general conformance to the peripheral edge of said receiving means,

means, disposed at said receiving station adjacent to said conveyor means, for selectively actuating said releasable egg-engaging means of said conveyor means so as to release eggs carried by said egg-engaging means in a predetermined sequence into said receiving means at said receiving station, whereby the eggs from both said adjacently spaced rows of eggs carried by said first conveyor means fall onto and are received by said receiving cylinder means in a number of rows which is greater than the number of rows of eggs carried by said first conveyor means and are moved away from said first conveyor means and

second conveyor means for conveying said eggs away from said receiving means in a number of rows which is greater than the number of adjacent rows of eggs carried by said first conveyor means.

25. The apparatus recited in claim 24, wherein said first conveyor means includes two adjacently spaced rows of eggs.

26. The apparatus recited in claim 25, wherein said rotatable, resilient cylinder means comprises rotatable, resilient cylindrical brush means and includes a plurality of spaced-apart disk means forming a plurality of channels in said cylinder means.

27. The apparatus recited in claim 25, wherein said guide means depends downward from said first conveyor means and toward the peripheral edge of said cylinder means and is spaced therefrom so as to facilitate guiding eggs delivered to said cylinder means downward and away therefrom.

28. A method of transferring eggs delivered in spaced-apart aligned relationship by a first conveyor means to a receiving station, comprising the steps of,

delivering eggs to said receiving station in parallel spaced-apart rows on said first conveyor means,

releasing eggs from said first conveyor means at the receiving station in accordance with a predetermined requirement,

positioning a receiving means below the first conveyor means so as to receive therein and deliver to a common member the eggs released from the parallel spaced-apart rows of the first conveyor means,

receiving said eggs in the receiving means disposed at said receiving station whereby the released eggs from both said parallel spaced apart rows of eggs fall on and are received by said receiving means,

rotating the receiving means downwardly and away from said first conveyor means to urge the received eggs downwardly,

guiding said eggs received in said receiving means downwardly and away from said receiving means, and

conveying said eggs away from said receiving means on second conveyor means,

said step of releasing comprising releasing said eggs successively from said first conveyor means at said receiving station along the length of said receiving means, and said step of conveying comprising conveying said eggs individually in rows away from said receiving means on said second conveyor means.

29. The method recited in claim 28, wherein said step of receiving comprises receiving said eggs in a pair of rotatable, resilient receiving means adapted for rotational movement in opposite directions toward one another and having the peripheral edges thereof disposed in contiguous relationship, the eggs being received between said contiguous peripheral edges of said receiving means.

30. The method recited in claim 28, wherein said step of receiving comprises receiving said eggs in a single rotatable resilient receiving means adapted for rotational movement in a direction to urge the received eggs downwardly and having a guide means disposed adjacent the peripheral edge thereof so that the eggs released into the receiving means are urged downwardly by the single rotatable resilient receiving means with their directional movement being controlled by the guide means disposed adjacent thereto.

31. The method recited in claim 28, wherein the step of conveying comprises conveying said eggs away from said receiving means on said second conveyor means at a speed less than that at which eggs are conveyed to said receiving station by said first conveyor means.

32. The method recited in claim 28, wherein said step of conveying comprises conveying said eggs away from said receiving means on said second conveyor means in a number of rows which is greater than the number of said continuously moving rows of said first conveyor.

33. The method recited in claim 28, wherein said step of delivering comprises delivering eggs to said receiving station in a first direction in parallel spaced-apart rows of eggs and said step of receiving comprises receiving said eggs in a cylindrical receiving means having an axis disposed substantially parallel to said first direction whereby said eggs are urged by said receiving means downwardly and away from said conveyor means and in a direction substantially perpendicular to said first direction.

34. An apparatus for delivering eggs to a receiving station in an egg grading apparatus at which the eggs are packaged according to their individual physical characteristics, comprising:

first conveyor means including a plurality of releasable egg-engaging means for continuously conveying and delivering a plurality of eggs in a first direction in spaced-apart aligned relationship to the receiving station,

receiving means having an axis substantially parallel to said first direction disposed at the receiving station below said first conveyor means and adapted for movement downwardly and away from said first conveyor means for receiving eggs delivered by said first conveyor means to said receiving station so as to move the eggs in a direction substantially perpendicular to said first direction,

guide means disposed below said first conveyor means and said receiving means for guiding eggs delivered to said receiving means downwardly and away from said receiving means,

means, disposed at said receiving station adjacent to said first conveyor means, for selectively actuating said releasable egg-engaging means of said first conveyor means so as to release eggs carried by said egg-engaging means in a predetermined sequence into said receiving means at said receiving station, whereby the eggs carried by said first conveyor means fall onto and are received by said receiving means and are moved away from said first conveyor means and

second conveyor means for conveying said eggs away from said receiving means in a number of rows which is greater than a number of rows of eggs carried by said first conveyor means.