Sheet feeding apparatus and image forming apparatus
US-9221635-B2 · Dec 29, 2015 · US
US10294051B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-10294051-B2 |
| Application number | US-201515538383-A |
| Country | US |
| Kind code | B2 |
| Filing date | Aug 24, 2015 |
| Priority date | Jan 5, 2015 |
| Publication date | May 21, 2019 |
| Grant date | May 21, 2019 |
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A device for separating cards in single sheet includes: a support frame, and a driving shaft movably mounted on the support frame, a separating wheel being provided on the driving shaft. The driving shaft is movable freely up and down on the support frame, and an elastic component is provided between the driving shaft and the support frame. The elastic component has one end fixed to the support frame, and another end mounted on the driving shaft, which allows the separating wheel to always keep a downward pressure to cards under the action of an elastic force. The elastic component in contact with the driving shaft provides downward pressure to the driving shaft, thus the separating wheel always keeps downward pressure to the cards under the action of the elastic force.
Opening claim text (preview).
The invention claimed is: 1. A card dispensing device, comprising: a device for separating cards in single sheets which comprises a support frame, a driving shaft movably mounted on the support frame, and a separating wheel provided on the driving shaft; wherein, the driving shaft is movable freely up and down on the support frame; an elastic component is provided between the driving shaft and the support frame; and the elastic component has one end fixed to the support frame and another end mounted on the driving shaft, which allows the separating wheel to always keep a downward pressure to cards stacked on the card dispensing device under the action of an elastic force; and the separating wheel is driven by rotation of the driving shaft, and a relative rotational gap with a preset angle range exists between the separating wheel and the driving shaft; and wherein the device for separating cards in single sheets comprises the support frame, the separating wheel, the driving shaft and the elastic component; and a transmission mechanism comprising an upper position-limiting component and a lower position-limiting component which are mounted on the support frame; wherein the upper position-limiting component and the lower position-limiting component are vertically opposite to each other, and a card dispensing gap which is larger than a thickness of a single card and smaller than a thickness of two cards is defined between the upper position-limiting component and the lower position-limiting component; and wherein the upper position-limiting component is fixedly mounted on the support frame, and the lower position-limiting component is movably mounted on the support frame. 2. The card dispensing device according to claim 1 , further comprising: a swing lever mounted on the support frame and configured to detect a height position of the stacked cards, wherein a detecting point of the swing lever is located in a middle of the stacked cards in a direction of a short side of the stacked cards; a first sensor mounted in front of the support frame and arranged to correspond to a front end of the swing lever, and is configured to detect a baffle at a front end of the swing lever; and a raising component arranged below the stacked cards and electrically connected to the first sensor. 3. The card dispensing device according to claim 2 , wherein in the case that the baffle at the front end of the swing lever is not detected by the first sensor, the raising component is triggered by the first sensor to raise the stacked cards up, till the baffle at the front end of the swing lever is detected by the first sensor, the raising component stops raising. 4. The card dispensing device according to claim 1 , further comprising a conveying mechanism comprising a pair of conveying wheels mounted on the support frame to be vertically opposite to each other and a second sensor, wherein the second sensor is mounted on the support frame and is configured to detect a position of a separated card. 5. The card dispensing device according to claim 4 , wherein when the card dispensing device is started, the driving shaft, under the action of a driving motor, drives the separating wheel and a pin to horizontally convey, under the action of a friction, an uppermost card at the top of the stacked cards forward to the card dispensing gap between the upper position-limiting component and the lower position-limiting component, and the uppermost card continues to be conveyed forward by the conveying wheels, till leaving of a tail end of the card is detected by the second sensor, the conveying wheels then stop rotating. 6. A card dispensing device, comprising: a device for separating cards in single sheets, which comprises a support frame, a driving shaft movably mounted on the support frame, and a separating wheel provided on the driving shaft; wherein, the driving shaft is movable freely up and down on the support frame; an elastic component is provided between the driving shaft and the support frame; and the elastic component has one end fixed to the support frame and another end mounted on the driving shaft, which allows the separating wheel to always keep a downward pressure to cards stacked on the card dispensing device under the action of an elastic force; and the separating wheel is driven by rotation of the driving shaft, and a relative rotational gap with a preset angle range exists between the separating wheel and the driving shaft; and the support frame is provided with a vertical elongated slot in which the driving shaft is moved up and down; wherein the device for separating cards in single sheets comprises the support frame, the separating wheel, the driving shaft and the elastic component; and a transmission mechanism comprising an upper position-limiting component and a lower position-limiting component which are mounted on the support frame; wherein the upper position-limiting component and the lower position-limiting component are vertically opposite to each other, and a card dispensing gap which is larger than a thickness of a single card and smaller than a thickness of two cards is defined between the upper position-limiting component and the lower position-limiting component; and wherein the upper position-limiting component is fixedly mounted on the support frame, and the lower position-limiting component is movably mounted on the support frame. 7. The card dispensing device according to claim 6 , further comprising: a swing lever mounted on the support frame and configured to detect a height position of the stacked cards, wherein a detecting point of the swing lever is located in a middle of the stacked cards in a direction of a short side of the stacked cards; a first sensor mounted in front of the support frame and arranged to correspond to a front end of the swing lever, and is configured to detect a baffle at a front end of the swing lever; and a raising component arranged below the stacked cards and electrically connected to the first sensor. 8. The card dispensing device according to claim 6 , further comprising a conveying mechanism comprising a pair of conveying wheels mounted on the support frame to be vertically opposite to each other and a second sensor, wherein the second sensor is mounted on the support frame and is configured to detect a position of a separated card.
Arrangement of roller on a movable frame · CPC title
moving in parallel to its axis · CPC title
Cards, e.g. telephone, credit and identity cards · CPC title
Rollers or like rotary separators {(B65H3/42 takes precedence)} · CPC title
adapted to support articles substantially horizontally, e.g. for separation from top of pile · CPC title
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