B41J11/42

Transport device, recording device, and medium transport method
11465868 · 2022-10-11 · ·

A control device of a transport device includes a control unit configured to control a roll motor for rotating a first rotary shaft on which a medium is held and a transport motor for rotating a first driving roller, a tension detection unit configured to derive, for each tension detection cycle, a detected tension value of a tension applied to a tension adjustment portion of the medium, and a tension F/B unit configured to calculate a tension F/B correction amount by feedback control based on a deviation between a target tension and the detected tension value. The control unit is configured to calculate a driving force by the roll motor based on the tension F/B correction amount, and control the roll motor based on the driving force.

Transport device, recording device, and medium transport method
11465868 · 2022-10-11 · ·

A control device of a transport device includes a control unit configured to control a roll motor for rotating a first rotary shaft on which a medium is held and a transport motor for rotating a first driving roller, a tension detection unit configured to derive, for each tension detection cycle, a detected tension value of a tension applied to a tension adjustment portion of the medium, and a tension F/B unit configured to calculate a tension F/B correction amount by feedback control based on a deviation between a target tension and the detected tension value. The control unit is configured to calculate a driving force by the roll motor based on the tension F/B correction amount, and control the roll motor based on the driving force.

Droplet ejecting apparatus having correctable movement mechanism for workpiece table and droplet ejecting method

Disclosed is droplet ejecting apparatus that ejects droplets of a functional liquid onto a workpiece to draw a pattern. The droplet ejecting apparatus includes: a workpiece table; a droplet ejecting head configured to eject the droplets onto the workpiece placed on the workpiece table; a movement mechanism configured to relatively move the workpiece table and the droplet ejecting head in a main scanning direction and a sub-scanning direction; and a control unit configured to: detect a position of the workpiece or a position of the workpiece table while relatively moving the workpiece table and the droplet ejecting head along a plurality of scanning lines extending in the main scanning direction and set side by side in the sub-scanning direction; and create, based on a detection result, a correction table that indicates a correlation between a position of the movement mechanism and a positional correction amount of the workpiece table.

Droplet ejecting apparatus having correctable movement mechanism for workpiece table and droplet ejecting method

Disclosed is droplet ejecting apparatus that ejects droplets of a functional liquid onto a workpiece to draw a pattern. The droplet ejecting apparatus includes: a workpiece table; a droplet ejecting head configured to eject the droplets onto the workpiece placed on the workpiece table; a movement mechanism configured to relatively move the workpiece table and the droplet ejecting head in a main scanning direction and a sub-scanning direction; and a control unit configured to: detect a position of the workpiece or a position of the workpiece table while relatively moving the workpiece table and the droplet ejecting head along a plurality of scanning lines extending in the main scanning direction and set side by side in the sub-scanning direction; and create, based on a detection result, a correction table that indicates a correlation between a position of the movement mechanism and a positional correction amount of the workpiece table.

Recording apparatus with a guide member
11602942 · 2023-03-14 · ·

A recording apparatus includes a recording unit configured to perform recording on a recording medium that is a long medium, a supporting part disposed opposite to the recording unit and configured to support the recording medium, a cutting part configured to cut the long medium into a single sheet medium, a guide member configured to guide the recording medium, a winding unit configured to wind up the long medium, and a medium housing unit configured to be detachable and house the single sheet medium. The guide member is displaceable to a first supporting position in which the guide member supports the recording medium being conveyed to the medium housing unit and a second supporting position in which the guide member supports the long medium being conveyed to the winding unit, the second supporting position being located above the first supporting position.

Recording apparatus with a guide member
11602942 · 2023-03-14 · ·

A recording apparatus includes a recording unit configured to perform recording on a recording medium that is a long medium, a supporting part disposed opposite to the recording unit and configured to support the recording medium, a cutting part configured to cut the long medium into a single sheet medium, a guide member configured to guide the recording medium, a winding unit configured to wind up the long medium, and a medium housing unit configured to be detachable and house the single sheet medium. The guide member is displaceable to a first supporting position in which the guide member supports the recording medium being conveyed to the medium housing unit and a second supporting position in which the guide member supports the long medium being conveyed to the winding unit, the second supporting position being located above the first supporting position.

Recording apparatus and medium housing apparatus
11623459 · 2023-04-11 · ·

A recording apparatus includes a recording unit configured to perform recording on a medium, a sheet ejection unit configured to eject the medium after the recording, a loading unit configured to load the ejected medium, a first contact member configured to make contact with a position of an upstream end of the medium in an ejection direction and operate in conjunction with a displacement of a load amount of the medium, a second contact member configured to make contact with a downstream position of the medium in the ejection direction with respect to the first contact member and operate in conjunction with the displacement of the load amount of the medium, one detection auxiliary member configured to make a displacement in conjunction with a displacement of the first contact member and the second contact member, and a detection unit configured to detect the displacement of the detection auxiliary member.

Recording apparatus and medium housing apparatus
11623459 · 2023-04-11 · ·

A recording apparatus includes a recording unit configured to perform recording on a medium, a sheet ejection unit configured to eject the medium after the recording, a loading unit configured to load the ejected medium, a first contact member configured to make contact with a position of an upstream end of the medium in an ejection direction and operate in conjunction with a displacement of a load amount of the medium, a second contact member configured to make contact with a downstream position of the medium in the ejection direction with respect to the first contact member and operate in conjunction with the displacement of the load amount of the medium, one detection auxiliary member configured to make a displacement in conjunction with a displacement of the first contact member and the second contact member, and a detection unit configured to detect the displacement of the detection auxiliary member.

PRINTING DEVICE
20230106200 · 2023-04-06 ·

A printing device includes a liquid ejecting unit configured to eject a liquid and perform printing on fiber to be transported, and a supply flow path for supplying a liquid accommodated in a liquid accommodating body to the liquid ejecting unit. Furthermore, the printing device includes a selection unit configured to enable a user to select a finished state of the printed fiber in advance, and a control unit. The control unit is configured to control a control target so as to match a condition corresponding to the finished state specified by the selection unit.

PRINTING DEVICE
20230106200 · 2023-04-06 ·

A printing device includes a liquid ejecting unit configured to eject a liquid and perform printing on fiber to be transported, and a supply flow path for supplying a liquid accommodated in a liquid accommodating body to the liquid ejecting unit. Furthermore, the printing device includes a selection unit configured to enable a user to select a finished state of the printed fiber in advance, and a control unit. The control unit is configured to control a control target so as to match a condition corresponding to the finished state specified by the selection unit.