IP Library › Granted Patent US 11,584,010
Granted Patent B2
US 11,584,010 · App. 16/719,775 · Granted Feb 21, 2023

Knocked-down case inspection and erection method

Inventors: Timothy Lynn Hill (Spokane Valley, WA); Baran T Thompson (Nine Mile Falls, WA); Michael Donavien Williams (Spokane, WA); Daniel Vincent Brown (Rosalia, WA); Joshua A. Burright (Spokane, WA); Pete Lawton (Spokane Valley, WA)
Assignee: Pearson Packaging Systems
B25J9/1687B31B50/005B31B50/006B31B50/042B31B50/066B31B50/20B31B50/25B31B50/26B31B50/60B31B50/784B31B50/88G01B11/022G01B11/03G06K19/06037B31B2120/302
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Quick Facts
Patent No.
US 11,584,010
App. No.
16/719,775
Granted
Feb 21, 2023
Kind
B2
Abstract

Techniques for corrugate and chipboard knocked-down case inspection and assembly are described herein. In one example, the disclosed techniques include a method to inspect and assemble a knocked-down case. In the example, a measurement of at least one aspect of the knocked-down case is obtained. A difference is determined between the obtained measurement and a standard measurement and/or a range of standard measurements. Programming of a case-handling tool is executed that is based at least in part on the determined difference. In an example, the programming is configured to adjust for and/or compensate for differences between the actual knocked-down case and a knocked-down case that is within a specification. A case-handling tool is operated responsive to the executed programming to at least partially erect the knocked-down case into an erected case.

Claims (148)

1. A method to inspect and assemble a knocked-down case, comprising:

obtaining a measurement of an aspect of the knocked-down case, wherein obtaining the measurement comprises measuring distances between at least one pair of case features, wherein the case features, comprise:

an edge of the knocked-down case;

a score of the knocked-down case; and

a fold of the knocked-down case;

determining a difference between the obtained measurement and a standard measurement;

executing programming of a case-handling tool, wherein the executed programming is based at least in part on the determined difference; and

operating the case-handling tool responsive to the executed programming to at least partially erect the knocked-down case into an erected case.

2. The method of claim 1 , wherein:

the knocked-down case comprises a corrugate, cardboard, and/or chipboard knocked-down case; and

the erected case is in a condition ready for loading with product.

3. The method of claim 1 , wherein obtaining the measurement comprises:

scanning the knocked-down case to measure the aspect of the knocked-down case.

4. The method of claim 1 , wherein obtaining the measurement comprises:

reading indicia defined on the knocked-down case.

5. The method of claim 1 , wherein determining the difference between the obtained measurement and the standard measurement comprises:

determining a difference between the obtained measurement and at least one end of a range of standard measurements.

6. The method of claim 1 , wherein the executed programming comprises at least one of:

at least one command that is based at least in part on the determined difference;

at least one sequence of commands that is based at least in part on the determined difference;

at least one variable used by the executed programming that is based at least in part on the determined difference; or

at least one datum used by the executed programming that is based at least in part on the determined difference.

7. The method of claim 1 , wherein:

the knocked-down case has dimensions that are not within a specification for the knocked-down case; and

the erected case is within a specification for the erected case.

8. The method of claim 1 , additionally comprising:

selecting the case-handling tool from among a plurality of case-handling tools based at least in part on whether executing the programming based at least in part on the determined difference will result in the erected case being within a specification for the erected case.

9. The method of claim 1 , wherein the determined difference between the obtained measurement and a standard measurement is used to select the case-handling tool from among a plurality of case-handling tools and is used to determine changes to at least one of programming, variables, and data used by the programming of the selected case-handling tool.

10. The method of claim 1 , wherein operating the case-handling tool responsive to the executed programming comprises:

operating a robotic arm and an end-of-arm tool to grasp the knocked-down case at a pick-off location based at least in part on the difference between the obtained measurement and the standard measurement.

11. The method of claim 1 , wherein operating the case-handling tool responsive to the executed programming comprises:

operating a robotic arm and end-of-arm tool to place the erected case at a location that is based at least in part on the difference between the obtained measurement and the standard measurement.

12. The method of claim 1 , wherein operating the case-handling tool responsive to the executed programming comprises:

adjusting a distance between two belt drives of a side belt drive unit based at least in part on the difference between the obtained measurement and the standard measurement.

13. The method of claim 1 , wherein operating the case-handling tool responsive to the executed programming comprises:

operating a magazine assembly to adjust a location of the knocked-down case to be picked based at least in part on the difference between the obtained measurement and the standard measurement.

14. The method of claim 1 , wherein operating the case-handling tool responsive to the executed programming comprises:

adjusting a path of travel of a robotic arm and end-of-arm tool based at least in part on the difference between the obtained measurement and the standard measurement.

15. The method of claim 1 , wherein operating the case-handling tool responsive to the executed programming comprises:

adjusting an elevation of a leading minor-flap plow based at least in part on the difference between the obtained measurement and the standard measurement.

16. The method of claim 1 , wherein operating the case-handling tool responsive to the executed programming comprises at least one of:

adjusting a degree to which jaws of a major flap kicker are opened based at least in part on the difference between the obtained measurement and the standard measurement;

adjusting a timing at which the jaws of the major flap kicker are closed based at least in part on the difference between the obtained measurement and the standard measurement; or

adjusting an elevation of the major flap kicker based at least in part on the difference between the obtained measurement and the standard measurement.

17. The method of claim 1 , wherein operating the case-handling tool responsive to the executed programming comprises:

adjusting an elevation of a tape-head or a glue-head based at least in part on the difference between the obtained measurement and the standard measurement.

18. The method of claim 1 , wherein operating the case-handling tool responsive to the executed programming comprises:

adjusting a location of a flight lug on a conveyor based at least in part on the difference between the obtained measurement and the standard measurement.

19. The method of claim 1 , wherein operating the case-handling tool responsive to the executed programming comprises:

adjusting operation of a minor flap kicker based at least in part on the difference between the obtained measurement and the standard measurement, wherein the adjustment comprises one or more of:

adjusting a separation between elements of the minor flap kicker;

adjusting a timing at which the minor flap kicker operates; and

adjusting an elevation of the minor flap kicker.

20. The method of claim 1 , wherein operating the case-handling tool responsive to the executed programming comprises:

adjusting a size of a mandrel based at least in part on the difference between the obtained measurement and the standard measurement.

21. The method of claim 1 , wherein operating the case-handling tool responsive to the executed programming comprises:

adjusting at least one flap spreader based at least in part on the difference between the obtained measurement and the standard measurement.

22. A method for case-handling, comprising:

obtaining a measurement of an aspect of a knocked-down case;

determining a standard measurement of the aspect;

determining a difference between the obtained measurement and the standard measurement of the aspect, wherein determining the difference comprises determining distances between at least one pair of case features, wherein the case features, comprise:

an edge of the knocked-down case;

a score of the knocked-down case; and

a fold of the knocked-down case;

executing programming, wherein the programming is based at least in part on the determined difference, and wherein the programming sends control signals to a case-handling tool; and

operating the case-handling tool according to the control signals.

23. A method for case-handling, comprising:

obtaining a measurement of an aspect of a case in a stage of assembly;

determining a difference between the obtained measurement of the case in the stage of assembly and a standard measurement;

executing programming that sends control signals to a case-handling tool, wherein the control signals are based on inputs comprising:

the difference determined between the obtained measurement and the standard measurement; and

the stage of assembly of the case; and

operating the case-handling tool by the execution of the programming.

24. The method of claim 23 , wherein the measurement of the aspect is a distance between two case elements, the two case elements selected from among case elements comprising:

an edge of the case;

a score of the case; and

a fold of the case.

25. The method of claim 23 , wherein the method comprises operating a plurality of tools to perform a respective plurality of functions, comprising:

rotating to orient corrugations of the case;

cutting to make one or more edges of the case;

scoring the case to create one or more fold-lines of the case;

folding the case along the one or more fold-lines created by the scoring; and

taping together two edges of the case.

26. The method of claim 23 , wherein the method results in a completed knocked-down case, and wherein the method additionally comprises:

printing indicia on the completed knocked-down case, wherein the indicia comprise one or more measurements.

27. A method to inspect and assemble a knocked-down case, comprising:

obtaining a measurement of an aspect of the knocked-down case;

determining a difference between the obtained measurement and a standard measurement, wherein determining the difference between the obtained measurement and the standard measurement comprises determining a difference between the obtained measurement and at least one end of a range of standard measurements;

executing programming of a case-handling tool, wherein the executed programming is based at least in part on the determined difference; and

operating the case-handling tool responsive to the executed programming to at least partially erect the knocked-down case into an erected case.

28. A method to inspect and assemble a knocked-down case, comprising:

obtaining a measurement of an aspect of the knocked-down case;

determining a difference between the obtained measurement and a standard measurement;

selecting a case-handling tool from among a plurality of case-handling tools based at least in part on whether programming of the case-handling tool will result in an erected case being within a specification of the erected case;

executing the programming of the case-handling tool, wherein the executed programming is based at least in part on the determined difference; and

operating the case-handling tool responsive to the executed programming to at least partially erect the knocked-down case into the erected case.

29. A method to inspect and assemble a knocked-down case, comprising:

obtaining a measurement of an aspect of the knocked-down case;

determining a difference between the obtained measurement and a standard measurement, wherein the determined difference between the obtained measurement and the standard measurement is used to select a case-handling tool from among a plurality of case-handling tools and is used to determine changes to at least one of a program, variables, and data used by the program of the selected case-handling tool;

executing the program of the case-handling tool, wherein the executed program is based at least in part on the determined difference; and

operating the case-handling tool responsive to the executed program to at least partially erect the knocked-down case into an erected case.

30. A method to inspect and assemble a knocked-down case, comprising:

obtaining a measurement of an aspect of the knocked-down case;

determining a difference between the obtained measurement and a standard measurement;

executing programming of a case-handling tool, wherein the executed programming is based at least in part on the determined difference; and

operating the case-handling tool responsive to the executed programming to at least partially erect the knocked-down case into an erected case, wherein operating the case-handling tool responsive to the executed programming comprises operating a robotic arm and end-of-arm tool to place the erected case at a location that is based at least in part on the difference between the obtained measurement and the standard measurement.

31. A method to inspect and assemble a knocked-down case, comprising:

obtaining a measurement of an aspect of the knocked-down case;

determining a difference between the obtained measurement and a standard measurement;

executing programming of a case-handling tool, wherein the executed programming is based at least in part on the determined difference; and

operating the case-handling tool responsive to the executed programming to at least partially erect the knocked-down case into an erected case, wherein operating the case-handling tool responsive to the executed programming comprises adjusting an elevation of a leading minor-flap plow based at least in part on the difference between the obtained measurement and the standard measurement.

32. A method to inspect and assemble a knocked-down case, comprising:

obtaining a measurement of an aspect of the knocked-down case;

determining a difference between the obtained measurement and a standard measurement;

executing programming of a case-handling tool, wherein the executed programming is based at least in part on the determined difference; and

operating the case-handling tool responsive to the executed programming to at least partially erect the knocked-down case into an erected case, wherein operating the case-handling tool responsive to the executed programming comprises at least one of:

adjusting a degree to which jaws of a major flap kicker are opened based at least in part on the difference between the obtained measurement and the standard measurement;

adjusting a timing at which the jaws of the major flap kicker are closed based at least in part on the difference between the obtained measurement and the standard measurement; or

adjusting an elevation of the major flap kicker based at least in part on the difference between the obtained measurement and the standard measurement.

33. A method to inspect and assemble a knocked-down case, comprising:

obtaining a measurement of an aspect of the knocked-down case;

determining a difference between the obtained measurement and a standard measurement;

executing programming of a case-handling tool, wherein the executed programming is based at least in part on the determined difference; and

operating the case-handling tool responsive to the executed programming to at least partially erect the knocked-down case into an erected case, wherein operating the case-handling tool responsive to the executed programming comprises adjusting an elevation of a tape-head or a glue-head based at least in part on the difference between the obtained measurement and the standard measurement.

34. A method to inspect and assemble a knocked-down case, comprising:

obtaining a measurement of an aspect of the knocked-down case;

determining a difference between the obtained measurement and a standard measurement;

executing programming of a case-handling tool, wherein the executed programming is based at least in part on the determined difference; and

operating the case-handling tool responsive to the executed programming to at least partially erect the knocked-down case into an erected case, wherein operating the case-handling tool responsive to the executed programming comprises adjusting a location of a flight lug on a conveyor based at least in part on the difference between the obtained measurement and the standard measurement.

35. A method to inspect and assemble a knocked-down case, comprising:

obtaining a measurement of an aspect of the knocked-down case;

determining a difference between the obtained measurement and a standard measurement;

executing programming of a case-handling tool, wherein the executed programming is based at least in part on the determined difference; and

operating the case-handling tool responsive to the executed programming to at least partially erect the knocked-down case into an erected case, wherein operating the case-handling tool responsive to the executed programming comprises:

adjusting operation of a minor flap kicker based at least in part on the difference between the obtained measurement and the standard measurement, wherein the adjustment comprises one or more of:

adjusting a separation between elements of the minor flap kicker;

adjusting a timing at which the minor flap kicker operates; and

adjusting an elevation of the minor flap kicker.

36. A method to inspect and assemble a knocked-down case, comprising:

obtaining a measurement of an aspect of the knocked-down case;

determining a difference between the obtained measurement and a standard measurement;

executing programming of a case-handling tool, wherein the executed programming is based at least in part on the determined difference; and

operating the case-handling tool responsive to the executed programming to at least partially erect the knocked-down case into an erected case, wherein operating the case-handling tool responsive to the executed programming comprises adjusting a size of a mandrel based at least in part on the difference between the obtained measurement and the standard measurement.

37. A method to inspect and assemble a knocked-down case, comprising:

obtaining a measurement of an aspect of the knocked-down case;

determining a difference between the obtained measurement and a standard measurement;

executing programming of a case-handling tool, wherein the executed programming is based at least in part on the determined difference; and

operating the case-handling tool responsive to the executed programming to at least partially erect the knocked-down case into an erected case, wherein operating the case-handling tool responsive to the executed programming comprises: adjusting at least one flap spreader based at least in part on the difference between the obtained measurement and the standard measurement.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 6, 2020
From: HILL, TIMOTHY LYNN; BROWN, DANIEL VINCENT; BURRIGHT, JOSHUA A; LAWTON, PETE; THOMPSON, BARAN T; WILLIAMS, MICHAEL DONAVIEN
To: PEARSON PACKAGING SYSTEMS
Reel/Frame 051744/0711 →
Continuity (3)
Provisional Application 62787144 · Dec 31, 2018
Provisional Application 62782052 · Dec 19, 2018
Related Publication 20200198143A1 · Jun 25, 2020
Cited By (1)
US 12,330,829