Sheet processing apparatus, laminator, image forming apparatus, and image forming system

1. A sheet processing apparatus comprising circuitry configured to:

acquire a size of a two-ply sheet in which two sheets are bonded together at one end and a size of an insertion sheet; and

control a sheet processing operation based on the size of the two-ply sheet and the size of the insertion sheet, the sheet processing operation including inserting the insertion sheet in the two-ply sheet.

2. The sheet processing apparatus according to claim 1 ,

wherein the circuitry is configured to determine an appearance of the two-ply sheet in which the insertion sheet is sandwiched based on the size of the two-ply sheet and the size of the insertion sheet.

3. The sheet processing apparatus according to claim 2 ,

wherein the circuitry is configured to cancel the sheet processing operation based on a determination that the size of the insertion sheet is larger than the size of the two-ply sheet.

4. The sheet processing apparatus according to claim 2 , further comprising a notification device configured to emit a perceptual signal to a user of the sheet processing apparatus,

wherein, based on a determination that size of the insertion sheet is smaller by a threshold than the size of the two-ply sheet, the circuitry is configured to control the notification device to output a notification to the user.

5. The sheet processing apparatus according to claim 2 , further comprising:

a two-ply sheet tray on which the two-ply sheet is placed; and

a sheet size detector configured to detect the size of the two-ply sheet,

wherein the circuitry is configured to acquire the size of the two-ply sheet detected by the sheet size detector.

6. The sheet processing apparatus according to claim 2 , further comprising:

an insertion sheet tray on which the insertion sheet is placed; and

a sheet size detector configured to detect the size of the insertion sheet,

wherein the circuitry is configured to acquire the size of the insertion sheet detected by the sheet size detector.

7. The sheet processing apparatus according to claim 2 ,

wherein the circuitry is configured to:

determine whether two or more insertion sheets are insertable in the two-ply sheet based on the size of the two-ply sheet and the size of the insertion sheet; and

in accordance with a determination result of whether two or more insertion sheets are insertable in the two-ply sheet, selectively perform one of single sheet inserting for inserting a single insertion sheet in a single two-ply sheet and multi-sheet inserting for inserting two or more insertion sheets in a single two-ply sheet.

8. The sheet processing apparatus according to claim 7 ,

wherein the circuitry is configured to:

acquire a number of insertion sheets to be inserted in the two-ply sheet; and

based on a determination that two or more insertion sheets are insertable in the two-ply sheet, selectively perform one of the single sheet inserting and the multi-sheet in accordance with the number of insertion sheets to be inserted.

9. A sheet processing apparatus comprising:

a display and operation device configured to display information and receive an operation input by a user; and

circuitry configured to:

display, on the display and operation device, a setting screen for the user to set a size and an orientation of a two-ply sheet in which two sheets are bonded together at one end, a size and an orientation of an insertion sheet, and a number of insertion sheets to be inserted in the two-ply sheet; and

control a sheet processing operation according to an instruction from the display and operation device, the sheet processing operation including inserting the insertion sheet in the two-ply sheet.

10. The sheet processing apparatus according to claim 9 ,

wherein the circuitry is configured to perform one of single sheet inserting for inserting a single insertion sheet in a single two-ply sheet and multi-sheet inserting for inserting two or more insertion sheets in a single two-ply sheet, according to the instruction from the display and operation device.

11. A laminator comprising:

the sheet processing apparatus according to claim 1 ; and

a heat and pressure member configured to heat and press the two-ply sheet.

12. An image forming apparatus comprising:

an image forming device configured to perform image formation on a sheet; and

the sheet processing apparatus according to claim 1 .

13. An image forming apparatus comprising:

an image forming device configured to perform image formation on a sheet; and

the laminator according to claim 11 .

14. An image forming system comprising:

an image forming apparatus configured to perform image formation on a sheet; and

the sheet processing apparatus according to claim 1 .

15. The image forming system according to claim 14 ,

wherein the sheet processing apparatus is removably attachable to the image forming apparatus.

16. An image forming system comprising:

an image forming apparatus configured to perform image formation on a sheet; and

the laminator according to claim 11 .

17. The image forming system according to claim 16 ,

wherein the laminator is removably attachable to the image forming apparatus.

18. A sheet processing apparatus comprising:

a display and operation device configured to display information and receive an operation input; and

circuitry configured to:

acquire a size of a two-ply sheet in which two sheets are bonded together at one end and a size of an insertion sheet, input on the display and operation device;

determine an appearance of the two-ply sheet in which the insertion sheet is sandwiched based on the size of the two-ply sheet and the size of the insertion sheet; and

control a sheet processing operation based on a determination result of the appearance of the two-ply sheet, the sheet processing operation including inserting the insertion sheet in the two-ply sheet.