IP Library Granted Patent US 10,500,750
Granted Patent B2
US 10,500,750 · App. 15/655,186 · Granted Dec 10, 2019

Cutting apparatus

Inventors: Akira Fujita (Hamamatsu, JP); Kenji Matsushime (Hamamatsu, JP)
Assignee: ROLAND DG CORPORATION
B26D5/26B41J11/663B41J2/005
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Quick Facts
Patent No.
US 10,500,750
App. No.
15/655,186
Granted
Dec 10, 2019
Kind
B2
Abstract

A cutting apparatus includes a crop mark print controller and a front/back determiner. The crop mark print controller prints a first crop mark on a front side of a medium and then print a second crop mark over the first crop mark. The second crop mark is larger in size than the first crop mark. The front/back determiner determines that the medium is placed, with its front side facing upward, when only the second crop mark is detected by a crop mark detector, and determine that the medium is placed, with its back side facing upward, when a pattern including the first crop mark and the second crop mark overlapping one another is detected by the crop mark detector.

Claims (21)

1. A cutting apparatus comprising:

a support that supports a medium made of a transparent material, the medium including a front side and a back side opposite to the front side;

a print head that performs printing on the medium supported on the support;

a cutting head that cuts the medium supported on the support;

a printing controller that performs control to cause the print head to face the front side of the medium and print an image and a crop mark on the front side;

a cutting controller that performs control to cause the cutting head to face the medium and cut the medium;

a memory that stores a cut line provided for the image and along which the medium is to be cut by the cutting head when the medium supported on the support is placed, with the front side facing upward; and

a crop mark detector that detects the crop mark; wherein

the crop mark includes a first crop mark and a second crop mark;

the printing controller includes a crop mark print controller that prints the first crop mark on the front side of the medium with a first color and then prints the second crop mark over the first crop mark with a second color different from the first color, the second crop mark being larger in size than the first crop mark such that the second crop mark covers the first crop mark; and

the cutting controller includes:

a front/back determiner that determines that the medium supported on the support is placed, with the front side facing upward, when the second crop mark is detected by the crop mark detector and the first crop mark is not detected by the crop mark detector, and determines that the medium supported on the support is placed, with the back side facing upward, when a pattern including the first crop mark and the second crop mark overlapping one another is detected by the crop mark detector.

2. The cutting apparatus according to claim 1 , wherein the cutting controller includes a cut line corrector that corrects the cut line such that the cut line assumes an inverted position when the front/back determiner has determined that the medium is placed, with the back side facing upward.

3. The cutting apparatus according to claim 2 , wherein a center of the first crop mark is deviated in one direction relative to a center of the second crop mark.

4. The cutting apparatus according to claim 3 , wherein the cutting controller further includes a rotation determiner that determines a rotation state of the medium in accordance with a direction in which the center of the first crop mark is deviated relative to the center of the second crop mark.

5. The cutting apparatus according to claim 4 , further comprising an alarm generator that issues an alarm indicating that the medium is rotated when the rotation determiner has determined that the medium is rotated.

6. The cutting apparatus according to claim 4 , wherein the cut line corrector corrects the cut line such that the cut line assumes an inverted position responsive to the rotation state when the front/back determiner has determined that the medium is placed, with the back side facing upward, and the rotation determiner has determined that the medium is placed such that the medium is rotated.

7. The cutting apparatus according to claim 1 , wherein

the crop mark includes a total of four crop marks each printed on a portion of the front side of the medium outward of an associated one of four corners of a rectangular region including the image; and

the cutting controller further includes a positioning controller that performs positioning of the cutting head in accordance with positions of three or all four of the crop marks detected by the crop mark detector.

8. The cutting apparatus according to claim 7 , wherein the four crop marks have the same or substantially the same shape and size.

Assignments (2)
MERGER AND CHANGE OF NAME Recorded Feb 25, 2025
From: ROLAND DG CORPORATION; XYZ CORPORATION
To: ROLAND DG CORPORATION
Reel/Frame 070314/0329 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 20, 2017
From: FUJITA, AKIRA; MATSUSHIME, KENJI
To: ROLAND DG CORPORATION
Reel/Frame 043056/0630 →
Priority Claims (1)
JP 2016-143240 · Jul 21, 2016 · national
Continuity (1)
Related Publication 20180021969A1 · Jan 25, 2018