Paper feed device, and document transport device and image forming apparatus including the same
US-2015368056-A1 · Dec 24, 2015 · US
US9394124B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9394124-B2 |
| Application number | US-201414534872-A |
| Country | US |
| Kind code | B2 |
| Filing date | Nov 6, 2014 |
| Priority date | Nov 11, 2013 |
| Publication date | Jul 19, 2016 |
| Grant date | Jul 19, 2016 |
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According to one embodiment, a sheet insert device includes a cassette having a plurality of containing portions each of which contains a plurality of sheets in a vertically stacked state, a moving structure to move the cassette so that the plurality of containing portions are arranged in turn at a pulling-out position, a grip arm to grip the plurality of sheets contained in the containing portion arranged at the pulling-out position in the stacking direction, and a transferring structure which moves the grip arm, to pull out the plurality of sheets at the pulling-out position which are gripped by the grip arm from the containing portion, and transfers the plurality of sheets to a sheet loading part without changing the posture.
Opening claim text (preview).
What is claimed is: 1. A sheet insert device comprising: a cassette having a plurality of containing portions each of which contains a plurality of sheets in a vertically stacked state; a moving structure to move the cassette so that the plurality of containing portions are arranged in turn at a pulling-out position; a grip arm to grip the plurality of sheets contained in the containing portion arranged at the pulling-out position in a stacking direction; and a transferring structure which moves the grip arm, to pull out the plurality of sheets at the pulling-out position which are gripped by the grip arm from the containing portion, and transfers the plurality of sheets to a sheet loading part without changing the posture; an inverting structure to raise the cassette from a first posture in which the containing portion contains the plurality of sheets in an uprising state, to a second posture in which the plurality of sheets contained in the containing portion are vertically stacked. 2. The device of claim 1 , wherein the cassette includes: a plurality of partition plates which partition the cassette so as to compose the plurality of containing portions; a backboard to which one end edges of the sheets in a longitudinal direction contact, when the plurality of sheets are vertically stacked; a pair of side panels which are provided at both sides of the backboard, and to which both end edges of the sheets in a wide direction respectively contact, when the plurality of sheets are vertically stacked; and wherein the plurality of partition plates have each a cutout of a comb teeth shape to pass a claw formed on the grip arm. 3. The device of claim 1 , wherein the grip arm includes: a lower arm configured to be arranged at a bottom wall of the containing portion arranged at the pulling-out position; and an upper arm which is provided vertically movably so as to sandwich the plurality of sheets of the containing portion with the lower arm. 4. The device of claim 1 , wherein the second posture is a posture in which the cassette is tilted at a prescribed angle, and the inverting structure raises the cassette so that the cassette is tilted at the prescribed angle. 5. The device of claim 1 , wherein the inverting structure includes: a sustain frame to load the cassette and slidably sustain the cassette; and a rotary shaft to rotatably sustain the sustain frame. 6. The device of claim 1 , further comprising: an accepting portion to accept a plurality of the cassettes in the first posture; and a conveying structure to sequentially convey the cassettes from the accepting portion to an inverted position of the cassette by the inverting structure. 7. The device of claim 1 , wherein the transferring structure includes: a frame to which the grip arm is attached; a first air cylinder to move the frame in a first direction which is tilted against a slide stage; and a second air cylinder to move the slide stage in a second direction orthogonal to the first direction. 8. A sheet processing apparatus comprising: a cassette having a plurality of containing portions each of which contains a plurality of sheets in a vertically stacked state; a moving structure to move the cassette so that the plurality of containing portions are arranged in turn at a pulling-out position; a grip arm to grip the plurality of sheets contained in the containing portion arranged at the pulling-out position in a stacking direction; a transferring structure which moves the grip arm, to pull out the plurality of sheets at the pulling-out position which are gripped by the grip arm from the containing portion, and transfers the plurality of sheets to a sheet loading part without changing the posture; and an inspection portion to take out the plurality of sheets transferred to the sheet loading part by the transferring structure one by one and inspect the sheet; an inverting structure to raise the cassette from a first posture in which the containing portion contains the plurality of sheets in an uprising state, to a second posture in which the plurality of sheets contained in the containing portion are vertically stacked. 9. The apparatus of claim 8 , wherein the cassette includes: a plurality of partition plates which partition the cassette so as to compose the plurality of containing portions; a backboard to which one end edges of the sheets in a longitudinal direction contact, when the plurality of sheets are vertically stacked; a pair of side panels which are provided at both sides of the backboard, and to which both end edges of the sheets in a wide direction respectively contact, when the plurality of sheets are vertically stacked; and wherein the plurality of partition plates have each a cutout of a comb teeth shape to pass a claw formed on the grip arm. 10. The apparatus of claim 8 , wherein the grip arm includes: a lower arm configured to be arranged at a bottom wall of the containing portion arranged at the pulling-out position; and an upper arm which is provided vertically movably so as to sandwich the plurality of sheets of the containing portion with the lower arm. 11. The apparatus of claim 8 , wherein the second posture is a posture in which the cassette is tilted at a prescribed angle, and the inverting structure raises the cassette so that the cassette is tilted at the prescribed angle. 12. The apparatus of claim 8 , wherein the inverting structure includes: a sustain frame to load the cassette and slidably sustain the cassette; and a rotary shaft to rotatably sustain the sustain frame. 13. The apparatus of claim 8 , further comprising: an accepting portion to accept a plurality of the cassettes in the first posture; and a conveying structure to sequentially convey the cassettes from the accepting portion to an inverted position of the cassette by the inverting structure. 14. The apparatus of claim 8 , wherein the transferring structure includes: a frame to which the grip arm is attached; a first air cylinder to move the frame in a first direction which is tilted against a slide stage; and a second air cylinder to move the slide stage in a second direction orthogonal to the first direction. 15. A sheet processing method comprising: housing a plurality of sheets in a stacked state in respective containing portions of a plurality of the containing portions formed in a cassette; moving the cassette so that the plurality of containing portions are arranged in turn at a pulling-out position; gripping the plurality of sheets contained in the containing portion arranged at the pulling-out position in a stacking direction by a grip arm; and moving the grip arm which has gripped the sheets, to pull out the plurality of sheets at the pulling-out position which are gripped by the grip arm from the containing portion, and transferring the plurality of sheets to a sheet loading part without changing the posture; raising the cassette from a first posture in which the containing portion contains the plurality of sheets in an uprising state, to a second posture in which the plurality of sheets contained in the containing portion are vertically stacked. 16. The method of claim 15 , wherein the second posture is a posture in which the cassette is tilted at a prescribed angle. 17. The method of claim 15 , further comprising: taking out the plurality of sheets transferred to the sheet loading part one by one and inspecting the sheet; and sorting and stacking the sheets for each prescribed number of sheets based on the inspection result.
comprising positively-acting mechanical devices {(B65H1/025 takes precedence)} · CPC title
Superposed compartments · CPC title
Banknotes, bills and cheques or the like · CPC title
with means for replenishing the pile during continuous separation of articles therefrom {(B65H1/22 takes precedence)} · CPC title
Visible light, infrared or ultraviolet radiation · CPC title
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