JP2007015824A5

JP2007015824A5 -

Info

Publication number: JP2007015824A5
Application number: JP2005199280A
Authority: JP
Filing date: 2005-07-07
Publication date: 2008-08-21

Claims

A sheet stacking means capable of moving up and down to stack sheets;
In a sheet processing apparatus comprising a driving unit that drives the sheet stacking unit to move up and down,
After the sheets are stacked on the sheet stacking unit, the driving unit is operated to move the sheet stacking unit in the up and down direction, and a control device is provided for detecting the stacking weight of the sheet while the driving unit is operating. ,
Wherein the control device, a sheet processing apparatus according to claim and Turkey to stop the loading and is reached to the limit amount of stacking weight Jo Tokoro of the sheet.

A sheet stacking means capable of moving up and down to stack sheets;
E Bei and a driving means for elevating and driving the sheet stacking means,
In the sheet processing apparatus that stops the stacking when the stacking height of the sheet reaches a predetermined limit amount ,
After the sheets are stacked on the sheet stacking unit, the driving unit is operated to move the sheet stacking unit in the up and down direction, and a control device is provided for detecting the stacking weight of the sheet while the driving unit is operating. ,
Wherein the control device, before the stacking height of the sheets is reaches a predetermined limit amount, the sheet processing apparatus deadweight of the sheet is characterized and Turkey to stop reaches Then the loading to a predetermined limit amount .

The control device detects a load amount during operation of the driving means or a measurement value corresponding to the load amount, and determines whether or not the predetermined amount corresponds to the predetermined limit amount. The sheet processing apparatus according to 1 or 2.

The driving means is means for changing a moving speed of the sheet stacking means in the up-and-down direction according to the load amount during operation ,
The sheet processing apparatus according to claim 3, wherein the control device detects the moving speed of the sheet stacking unit and determines whether or not the predetermined stack amount corresponds to the predetermined limit amount.

5. The sheet processing apparatus according to claim 1, wherein the driving unit is a unit that moves up and down a plurality of the sheet stacking units integrally.

A sheet stacking means capable of moving up and down to stack sheets;
A sheet processing apparatus comprising: a driving unit that drives the sheet stacking unit to move up and down;
A controller for operating the driving unit each time a predetermined number of sheets are stacked on the sheet stacking unit and reciprocating the sheet stacking unit by a predetermined distance in the up and down direction;
The drive means is means for changing the moving speed of the sheet stacking means in the up-and-down direction according to a load amount during operation,
The sheet processing apparatus, wherein the control device measures a moving time of a predetermined distance in the ascending process of the reciprocating movement, and stops the stacking when the moving time exceeds a predetermined limit time.

7. The control device according to claim 2, wherein, after stopping the stacking, the driving unit is operated to move the sheet stacking unit to a predetermined height position to stop the stacking unit. The sheet processing apparatus according to the description.

In a sheet processing apparatus provided with a sheet stacking unit on which sheets are stacked,
After the sheets are stacked on the sheet stacking means, a control device for detecting the stacking weight of the sheets is provided,
Wherein the control device, reaches a limit value loading weight is Jo Tokoro of the sheet Then, the sheet processing apparatus according to claim and Turkey to stop the loading.

The control device includes a weigh scale device that generates an output corresponding to a load weight of the sheets stacked on the sheet stacking unit,
9. The control device according to claim 1, wherein when the output of the weighing scale device reaches a predetermined limit value, the control unit determines that the stacking weight of the sheets has reached the predetermined limit amount. The sheet processing apparatus according to the description.

Wherein the controller, when the loading weight of the sheet is reaches the predetermined limit amount, before stopping the loading, incomplete and determines whether the loading of the successive bundle of the sheets is completed The sheet processing apparatus according to claim 1, wherein the stacking is continued and the stacking is stopped after the stacking of the bundle is completed.

An image forming means for forming an image on a sheet;
Discharging means for discharging the sheet image-formed by the image forming means;
In an image forming apparatus comprising: a sheet processing apparatus that receives and stacks sheets discharged from the discharge unit;
An image forming apparatus, wherein the sheet processing apparatus is the sheet processing apparatus according to claim 1.

An image forming means for forming an image on a sheet;
A sheet stacking means capable of moving up and down on which an image-formed sheet is stacked;
Driving means for driving the sheet stacking means to move up and down;
A control device for operating the driving means in the stacking process to move the sheet stacking means in the up-and-down direction,
The control device stops the stacking when it determines that the stacking weight of the sheets has reached a predetermined limit amount during the stacking process.