JP2021125855A5

JP2021125855A5 -

Info

Publication number: JP2021125855A5
Application number: JP2020020182A
Authority: JP
Filing date: 2020-02-07
Publication date: 2023-02-13

Description

本発明は、画像読取装置において、シートが通過する搬送路を有する装置本体と、前記搬送路における読取位置においてシートを搬送方向に搬送する搬送部と、前記搬送方向に直交する長手方向に延び、前記読取位置において前記搬送部によって搬送されるシートの画像を読み取る読取部と、前記読取部を保持する保持部と、を含む読取ユニットと、前記装置本体に設けられ、前記保持部を前記読取部と共に前記装置本体に対して前記長手方向にスライド移動可能に支持し、前記長手方向に位置調整された前記保持部を位置決めする第１調整部と、前記読取部を前記保持部に対して回動させ、前記読取部の向きを調整可能な第２調整部と、を備える、ことを特徴とする。 The present invention provides an image reading apparatus comprising: an apparatus main body having a conveying path through which a sheet passes; a conveying section that conveys a sheet in a conveying direction at a reading position on the conveying path; a reading unit that includes a reading unit that reads an image of a sheet conveyed by the conveying unit at the reading position; and a holding unit that holds the reading unit; a first adjustment unit that supports the device main body so as to be slidable in the longitudinal direction and positions the holding unit whose position is adjusted in the longitudinal direction; and a first adjustment unit that rotates the reading unit with respect to the holding unit. and a second adjusting section capable of adjusting the orientation of the reading section .

Claims

an apparatus main body having a conveying path through which the sheet passes;
a conveying unit that conveys a sheet in a conveying direction at a reading position on the conveying path;
a reading unit that extends in a longitudinal direction orthogonal to the conveying direction and includes a reading unit that reads an image of a sheet conveyed by the conveying unit at the reading position; and a holding unit that holds the reading unit;
A first adjustment unit provided in the apparatus main body, supporting the holding section so as to be slidable in the longitudinal direction together with the reading section with respect to the apparatus main body, and positioning the holding section adjusted in the longitudinal direction. and,
a second adjustment unit capable of rotating the reading unit with respect to the holding unit and adjusting the orientation of the reading unit ;
An image reading device characterized by:

The first adjustment section includes a first member fixed to the apparatus main body, a second member attached to the holding section and capable of relative movement in the longitudinal direction with respect to the first member, and the first member. and a connecting member that connects the second member,
2. The image reading apparatus according to claim 1 , wherein:

At least one of the first member and the second member has an opening extending in the longitudinal direction and through which the connecting member passes,
3. The image reading apparatus according to claim 2 , wherein:

The second adjusting unit rotates the reading unit about a rotation axis extending in a direction orthogonal to the conveying direction and the longitudinal direction to adjust the orientation of the reading unit.
4. The image reading apparatus according to any one of claims 1 to 3 , characterized in that:

The holding part has a shaft extending concentrically with the rotation axis ,
The reading unit has a hole that is loosely fitted on the shaft,
5. The image reading device according to claim 4 , wherein:

The device main body has a first guide,
a second guide that forms the transport path together with the first guide, and a cover portion that is supported so as to be openable and closable with respect to the apparatus main body;
The second adjustment unit includes an operation unit that protrudes above the first guide and is operated when the reading unit is rotated ,
6. The image reading apparatus according to any one of claims 1 to 5, characterized in that:

a transparent member provided adjacent to the reading unit in an orthogonal direction orthogonal to the transport direction and the longitudinal direction;
a biasing part that biases the holding part toward the transparent member in the orthogonal direction;
7. The image reading apparatus according to any one of claims 1 to 6 , characterized in that:

The reading unit is stored inside the holding unit,
8. The image reading apparatus according to any one of claims 1 to 7 , characterized by:

an apparatus main body having a conveying path through which the sheet passes;
a conveying unit that conveys a sheet in a conveying direction at a reading position on the conveying path;
a reading unit having a reading unit that reads an image of a sheet conveyed by the conveying unit at the reading position and a holding unit that holds the reading unit, the reading unit extending in a longitudinal direction orthogonal to the conveying direction;
a first adjustment unit provided in the apparatus main body, supporting the reading unit so as to be slidable in the longitudinal direction with respect to the apparatus main body, and positioning the reading unit whose position is adjusted in the longitudinal direction;
a second adjustment unit capable of rotating the reading unit about an axis extending in an orthogonal direction orthogonal to the conveying direction and the longitudinal direction to adjust the orientation of the reading unit;
An image reading device characterized by:

an image reading device according to any one of claims 1 to 9 ;
an image forming unit that forms an image on the sheet;
An image forming apparatus characterized by: