IP Library Granted Patent US 8,565,511
Granted Patent B1
US 8,565,511 · App. 12/976,079 · Granted Oct 22, 2013

Apparatus and method to align a manufacturing device having an end effecter and fixture in a parallel manner

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Quick Facts
Patent No.
US 8,565,511
App. No.
12/976,079
Granted
Oct 22, 2013
Kind
B1
Abstract

Disclosed is an alignment system comprising: an upper reflector to couple to an end effecter and a camera kit to couple to a fixture. The camera kit includes: a plurality of light sources; a camera; and a lower reflector including a camera opening and a plurality of light source openings. The lower reflector may be approximately parallel to the fixture. The camera may be positioned beneath the camera opening and may capture light images reflected from both the lower reflector and the upper reflector from the plurality of light sources. An image processor is coupled to the camera, wherein image data associated with the captured light images is transmitted from the camera to the image processor. The image processor is used to determine an adjustment value based upon the image data to tilt the end effecter such that the end effecter is moved to be approximately parallel to the fixture.

Claims (31)

1. An alignment system to align a manufacturing device having an end effecter and a fixture in a parallel manner, the alignment system comprising:

an upper reflector to couple to the end effecter;

a camera kit to couple to the fixture including:

a plurality of light sources;

a camera; and

a lower reflector including a camera opening and a plurality of light source openings, the lower reflector being approximately parallel to the fixture, wherein the camera is positioned beneath the camera opening, the camera to capture light images reflected from both the lower reflector and the upper reflector from the plurality of light sources; and

an image processor coupled to the camera, wherein image data associated with the captured light images is transmitted from the camera to the image processor, the image processor to determine an adjustment value based upon the image data to tilt the end effecter such that the end effecter is moved to be approximately parallel to the fixture.

2. The alignment system of claim 1 , wherein the plurality of light source openings in the lower reflector allow light to be transmitted to the upper reflector from the plurality light sources.

3. The alignment system of claim 1 , further comprising linear polarizer films mounted in the camera kit to remove glare.

4. The alignment system of claim 1 , wherein the plurality of light sources include light emitting diodes (LEDs).

5. The alignment system of claim 1 , wherein the upper and lower reflectors include minors.

6. The alignment system of claim 5 , wherein the mirrors include substrate aluminum plates.

7. The alignment system of claim 1 , wherein the camera is a webcam.

8. The alignment system of claim 1 , wherein the image processor is a computer.

9. The alignment system of claim 1 , wherein the manufacturing device is a disk drive manufacturing device in which the fixture is for mounting a disk drive base structure and the end effecter is for mounting disk drive components within the disk drive base structure.

10. The alignment system of claim 9 , wherein the end effecter is a suction device.

11. The alignment system of claim 9 , wherein the disk drive components include at least one of a disk, a head stack assembly, or a disk clamp.

12. A camera kit for use in an alignment system to align a manufacturing device having an end effecter and a fixture in a parallel manner, in which an upper reflector is coupled to the end effecter, the camera kit comprising:

a plurality of light sources;

a camera; and

a lower reflector including a camera opening and a plurality of light source openings, the lower reflector being approximately parallel to the fixture, wherein the camera is positioned beneath the camera opening, the camera to capture light images reflected from both the lower reflector and the upper reflector from the plurality of light sources.

13. The camera kit of claim 12 , further comprising an image processor coupled to the camera, wherein image data associated with the captured light images is transmitted from the camera to the image processor, the image processor to determine an adjustment value based upon the image data to tilt the end effecter such that the end effecter is moved to be approximately parallel to the fixture.

14. The camera kit of claim 12 , wherein the plurality of light source openings in the lower reflector allow light to be transmitted to the upper reflector from the plurality light sources.

15. The camera kit of claim 12 , further comprising linear polarizer films mounted in the camera kit to remove glare.

16. The camera kit of claim 12 , wherein the plurality of light sources include light emitting diodes (LEDs).

17. The camera kit of claim 12 , wherein the upper and lower reflectors include minors.

18. The camera kit of claim 17 , wherein the mirrors include substrate aluminum plates.

19. The camera kit of claim 12 , wherein the camera is a webcam.

20. The camera kit of claim 12 , wherein the manufacturing device is a disk drive manufacturing device in which the fixture is for mounting a disk drive base structure and the end effecter is for mounting disk drive components within the disk drive base structure.

21. The camera kit of claim 20 , wherein the end effecter is a suction device.

22. The camera kit of claim 20 , wherein the disk drive components include at least one of a disk, a head stack assembly, or a disk clamp.

Assignments (5)
RELEASE OF SECURITY INTEREST AT REEL 038744 FRAME 0481 Recorded Feb 8, 2022
From: JPMORGAN CHASE BANK, N.A.
To: WESTERN DIGITAL TECHNOLOGIES, INC.
Reel/Frame 058982/0556 →
RELEASE OF SECURITY INTEREST Recorded Mar 5, 2018
From: U.S. BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT
To: WESTERN DIGITAL TECHNOLOGIES, INC.
Reel/Frame 045501/0714 →
SECURITY AGREEMENT Recorded May 17, 2016
From: WESTERN DIGITAL TECHNOLOGIES, INC.
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 038722/0229 →
SECURITY AGREEMENT Recorded May 17, 2016
From: WESTERN DIGITAL TECHNOLOGIES, INC.
To: U.S. BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 038744/0281 →
SECURITY AGREEMENT Recorded May 17, 2016
From: WESTERN DIGITAL TECHNOLOGIES, INC.
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 038744/0481 →