JP7187055B2 - sheet conveying device - Google Patents

Description

Application of Article 30, Paragraph 2 of the Patent Law (1) Test date November 22, 2020 (2) Test location Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka-shi, Shizuoka) (3) ) Visitor Toyota Cardboard Industry Co., Ltd. (2402 Shimbashi-cho, Minami-ku, Hamamatsu-shi, Shizuoka) (4) Publisher Ueda Shikoki Co., Ltd. (160 Marukoshinden, Suruga-ku, Shizuoka-shi, Shizuoka) (5) Details of the disclosed invention Ueda Shikoki Co., Ltd. conducted a trial run of a sheet conveying device invented by Tsukasa Ueda and Yoshimi Mochizuki.

Application of Article 30, Paragraph 2 of the Patent Act (1) Date of sale October 1, 2020 (2) Place of sale Nagano Shiko Co., Ltd. (591 Kawai Shinden, Nagano City, Nagano Prefecture) (3) Publication Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka City, Shizuoka Prefecture) (4) Details of disclosed invention sold to the company.

Application of Article 30, Paragraph 2 of the Patent Act (1) Date of sale November 30, 2020 (2) Place of sale Matsunaga Shiki Printing Co., Ltd. (778 Oji-cho, Ono City, Hyogo Prefecture) (3) Publication Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka City, Shizuoka Prefecture) (4) Contents of the disclosed invention Ueda Shikoki Co., Ltd. has developed a sheet conveying device invented by Tsukasa Ueda and Yoshimi Mochizuki, which is manufactured by Matsunaga Shiki Printing Co., Ltd. Sold to a corporation.

Application of Article 30, Paragraph 2 of the Patent Act (1) Date of sale February 16, 2021 (2) Place of sale Murase Cardboard Co., Ltd. (70 Tenno, Gomei-cho, Konan City, Aichi Prefecture) (3) Publisher Ueda Shikoki Co., Ltd. (160 (4) Maruko Shinden, Suruga-ku, Shizuoka City, Shizuoka Prefecture) Details of the disclosed invention sold to the company.

Application of Article 30, Paragraph 2 of the Patent Act (1) Test date September 9, 2020 (2) Test location Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka-shi, Shizuoka) (3) ) Visitor Doi Seisakusho Co., Ltd. (655-7 Tamaki, Inasato-cho, Nagano City, Nagano Prefecture) (4) Publisher Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka City, Shizuoka Prefecture) (5) Details of the disclosed invention Ueda Shikoki Co., Ltd. conducted a test run of a sheet conveying device invented by Tsukasa Ueda and Yoshimi Mochizuki, and Masayoshi Doi of Doi Seisakusho Co., Ltd. observed it.

Application of Article 30, Paragraph 2 of the Patent Act (1) Test date September 11, 2020 (2) Test location Ueda Shikoki Co., Ltd. (160 Marukoshinden, Suruga-ku, Shizuoka-shi, Shizuoka) (3) ) Visitor Daiman Shigyo Co., Ltd. (792-1 Kamikosugi, Yaizu City, Shizuoka Prefecture) (4) Publisher Ueda Shikoki Co., Ltd. (160 Marukoshinden, Suruga-ku, Shizuoka City, Shizuoka Prefecture) Details Ueda Shikoki Co., Ltd. conducted a trial run of the sheet conveying device invented by Tsukasa Ueda and Yoshimi Mochizuki.

Application of Article 30, Paragraph 2 of the Patent Act (1) Test date September 15, 2020 (2) Test location Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka-shi, Shizuoka) (3) (4) Visitor Matsumoto Kogyosho Co., Ltd. (466 Mawarimacho, Kasugai City, Aichi Prefecture) (4) Publisher Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka City, Shizuoka Prefecture) (5) Details of disclosed invention Co., Ltd. Ueda Shikoki Co., Ltd. conducted a test run of the sheet conveying device invented by Tsukasa Ueda and Yoshimi Mochizuki.

Application of Article 30, Paragraph 2 of the Patent Act (1) Test date September 16, 2020 (2) Test location Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka-shi, Shizuoka) (3) ) Visitor Seiwa Shiki Co., Ltd. (2307-1 Hanabusa, Fujinomiya City, Shizuoka Prefecture) (4) Publisher Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka City, Shizuoka Prefecture) (5) Details of the disclosed invention Shares The company Ueda Shikoki Co., Ltd. conducted a test run of the sheet conveying device invented by Tsukasa Ueda and Yoshimi Mochizuki, and Katsunori Endo of Seiwa Shiki Co., Ltd. observed it.

Application of Article 30, Paragraph 2 of the Patent Act (1) Test date September 16, 2020 (2) Test location Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka-shi, Shizuoka) (3) ) Visitor Nagano Shiko Co., Ltd. (591 Kawai Shinden, Nagano City, Nagano Prefecture) (4) Publisher Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka City, Shizuoka Prefecture) (5) Details of disclosed invention Shares Ueda Shikoki Co., Ltd. conducted a test run of a sheet conveying device invented by Tsukasa Ueda and Yoshimi Mochizuki, and Hiromi Murayama of Nagano Shiko Co., Ltd. observed it.

Application of Article 30, Paragraph 2 of the Patent Act (1) Test date September 16, 2020 (2) Test location Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka-shi, Shizuoka) (3) ) Visitor Doi Seisakusho Co., Ltd. (655-7 Tamaki, Inasato-cho, Nagano City, Nagano Prefecture) (4) Publisher Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka City, Shizuoka Prefecture) (5) Details of the disclosed invention Ueda Shikoki Co., Ltd. conducted a test run of a sheet conveying device invented by Tsukasa Ueda and Yoshimi Mochizuki, and Masayoshi Doi of Doi Seisakusho Co., Ltd. observed it.

Application of Article 30, Paragraph 2 of the Patent Act (1) Test date September 16, 2020 (2) Test location Ueda Shikoki Co., Ltd. (160 Marukoshinden, Suruga-ku, Shizuoka-shi, Shizuoka) (3) ) Visitor Komoro Shiki Seisakusho Co., Ltd. (1807 Komoro City, Nagano Prefecture) (4) Publisher Ueda Shikoki Co., Ltd. (160 Marukoshinden, Suruga-ku, Shizuoka City, Shizuoka Prefecture) (5) Details of the disclosed invention Ueda Co., Ltd. Kazumichi Nakazawa and Daiki Iwashita from Komoro Shiki Mfg. Co., Ltd. observed the sheet conveying device invented by Tsukasa Ueda and Yoshimi Mochizuki.

Application of Article 30, Paragraph 2 of the Patent Act (1) Test date September 17, 2020 (2) Test location Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka-shi, Shizuoka) (3) ) Visitor Kyoshin Shiko Co., Ltd. (17-1 Ishida, Toyooka-cho, Gamagori-shi, Aichi) (4) Publisher Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka-shi, Shizuoka) (5) The disclosed invention Contents Ueda Shikoki Co., Ltd. conducted a test run of a sheet conveying device invented by Tsukasa Ueda and Yoshimi Mochizuki.

Application of Article 30, Paragraph 2 of the Patent Act (1) Test date September 17, 2020 (2) Test location Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka-shi, Shizuoka) (3) ) Visitor Mitsui Package Co., Ltd. (206-1 Shayama, Iwata City, Shizuoka Prefecture) (4) Publisher Ueda Shikoki Co., Ltd. (160 Marukoshinden, Suruga-ku, Shizuoka City, Shizuoka Prefecture) (5) Details of disclosed invention Shares Ueda Shikoki Co., Ltd. conducted a trial run of a sheet conveying device invented by Tsukasa Ueda and Yoshimi Mochizuki.

Application of Article 30, Paragraph 2 of the Patent Act (1) Test date September 17, 2020 (2) Test location Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka-shi, Shizuoka) (3) ) Visitor Taiyo Shiko Co., Ltd. (141 Jamochi, Yoro-cho, Yoro-gun, Gifu Prefecture) (4) Publisher Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka-shi, Shizuoka) (5) Details of the disclosed invention Ueda Shikoki Co., Ltd. conducted a test run of a sheet conveying device invented by Tsukasa Ueda and Yoshimi Mochizuki, and Shigenobu Satake of Taiyo Shiko Co., Ltd. observed it.

Application of Article 30, Paragraph 2 of the Patent Act (1) Test date September 28, 2020 (2) Test location Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka-shi, Shizuoka) (3) ) Visitor Sawaki Shiki Co., Ltd. (1-14-5 Dobashi, Miyamae-ku, Kawasaki-shi, Kanagawa) (4) Publisher Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka-shi, Shizuoka) (5) Disclosed invention Details Ueda Shikoki Co., Ltd. conducted a test run of a sheet conveying device invented by Tsukasa Ueda and Yoshimi Mochizuki.

Application of Article 30, Paragraph 2 of the Patent Act (1) Test date September 28, 2020 (2) Test location Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka-shi, Shizuoka) (3) ) Visitor Union Shiki Co., Ltd. (639 Naganuma-cho, Sakae-ku, Yokohama-shi, Kanagawa) (4) Publisher Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka-shi, Shizuoka) (5) Details of the disclosed invention Co., Ltd. Ueda Shikoki Co., Ltd. conducted a test run of the sheet conveying device invented by Tsukasa Ueda and Yoshimi Mochizuki, and Shogo Mori of Union Shiki Co., Ltd. observed it.

Application of Article 30, Paragraph 2 of the Patent Act (1) Test date September 29, 2020 (2) Test location Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka-shi, Shizuoka) (3) ) Visitor Matsumoto Shiki Seisakusho Co., Ltd. (1-1-21 Takasu, Fujieda City, Shizuoka Prefecture) (4) Publisher Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka City, Shizuoka Prefecture) (5) The disclosed invention Details Ueda Shikoki Co., Ltd. conducted a test run of a sheet conveying device invented by Tsukasa Ueda and Yoshimi Mochizuki.

Application of Article 30, Paragraph 2 of the Patent Act (1) Test date September 29, 2020 (2) Test laboratory Ueda Shikoki Co., Ltd. (160 Marukoshinden, Suruga-ku, Shizuoka-shi, Shizuoka) (3) ) Visitor Matsunaga Shiki Printing Co., Ltd. (778 Oji-cho, Ono City, Hyogo Prefecture) (4) Publisher Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka City, Shizuoka Prefecture) (5) Details of the disclosed invention Shares The company Ueda Shiki Co., Ltd. conducted a test run of the sheet conveying device invented by Tsukasa Ueda and Yoshimi Mochizuki, and Takumi Matsunaga of Matsunaga Shiki Printing Co., Ltd. observed it.

Application of Article 30, Paragraph 2 of the Patent Act (1) Test date November 14, 2020 (2) Test location Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka-shi, Shizuoka) (3) ) Visitor U-Shin Co., Ltd. (632-1 Maegawara, Tamagawa, Tsuru City, Yamanashi Prefecture) (4) Publisher Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka City, Shizuoka Prefecture) (5) Details of the disclosed invention Ueda Shikoki Co., Ltd. conducted a trial run of a sheet conveying device invented by Tsukasa Ueda and Yoshimi Mochizuki, and Akihito Hagiwara of U-Shin Co., Ltd. observed it.

Application of Article 30, Paragraph 2 of the Patent Act (1) Test date November 21, 2020 (1) Test location Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka-shi, Shizuoka) (3) ) Visitor Matsui Shiki Seisakusho Co., Ltd. (1011-3 Hosoya, Kakegawa City, Shizuoka Prefecture) (4) Publisher Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka City, Shizuoka Prefecture) (5) Details of the disclosed invention Stock Ueda Shikoki Co., Ltd. conducted a test run of a sheet conveying device invented by Tsukasa Ueda and Yoshimi Mochizuki.

Application of Article 30, Paragraph 2 of the Patent Act (1) Test date December 11, 2020 (2) Test location Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka-shi, Shizuoka) (3) ) Visitor Yamani Carton Co., Ltd. (925 Sada, Meiwa-cho, Taki-gun, Mie Prefecture) (4) Publisher Ueda Shikoki Co., Ltd. (160 Maruko Nitta, Suruga-ku, Shizuoka-shi, Shizuoka) (5) Details of disclosed invention Shares The company Ueda Shikoki Co., Ltd. conducted a test run of the sheet conveying device invented by Tsukasa Ueda and Yoshimi Mochizuki, and Genichiro Murase of Yamani Carton Co., Ltd.

Application of Article 30, Paragraph 2 of the Patent Act (1) Test date December 19, 2020 (2) Test location Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka-shi, Shizuoka) (3) ) Visitor Matsui Shiki Seisakusho Co., Ltd. (1011-3 Hosoya, Kakegawa City, Shizuoka Prefecture) (4) Publisher Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka City, Shizuoka Prefecture) (5) Details of the disclosed invention Ueda Shikoki Co., Ltd. conducted a test run of a sheet conveying device invented by Tsukasa Ueda and Yoshimi Mochizuki.

Application of Article 30, Paragraph 2 of the Patent Act (1) Test date February 8, 2021 (2) Test location Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka-shi, Shizuoka) (3) ) Visitor Kyoritsu Shiki Seisakusho Co., Ltd. (2-1-24 Fukuura, Kanazawa-ku, Yokohama-shi, Kanagawa) (4) Publisher Ueda Shikoki Co., Ltd. (160 Maruko Shinden, Suruga-ku, Shizuoka-shi, Shizuoka) (5) Published Details of the invention Ueda Shikoki Co., Ltd. tested the sheet conveying device invented by Tsukasa Ueda and Yoshimi Mochizuki. Taiko and Shoichi Kokubun visited.

Application of Article 30, Paragraph 2 of the Patent Law (1) Test date November 25, 2020 (2) Test location Ueda Shikoki Co., Ltd. (160 Marukoshinden, Suruga-ku, Shizuoka-shi, Shizuoka) ( 3) Visitor Maita Shiki Co., Ltd. (3-11-4 Tennocho, Fujieda City, Shizuoka Prefecture) (4) Publisher Ueda Shikoki Co., Ltd. (160 Marukoshinden, Suruga-ku, Shizuoka City, Shizuoka Prefecture) (5) Disclosed invention Details Ueda Shikoki Co., Ltd. conducted a test run of the sheet conveying device invented by Tsukasa Ueda and Yoshimi Mochizuki, and Masazumi Miyagijima of Maita Shiki Co., Ltd. observed it.

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sheet conveying apparatus for conveying sheets such as corrugated cardboard, and more particularly, to an apparatus devised so that stacked sheets can be sequentially conveyed straight from the bottom.

For example, Patent Document 1 discloses the configuration of this type of sheet conveying device. The sheet feeding device disclosed in this Patent Document 1 has the following general configuration. First, there is a surface plate, and a sheet conveying section is provided on one side of this surface plate. A sheet supporting plate and a sheet supporting roller are installed in the sheet conveying portion. A plurality of sheets are stacked and arranged on the sheet support roller. The leading ends of the plurality of sheets are in contact with the sheet support plate.

Three feed rollers are installed under the surface plate and are rotated by a drive motor. A feed plate is installed on the surface plate, and the feed plate is reciprocated in the front-rear direction by the rotation of the drive arm.

A plurality of sheets stacked and arranged in the sheet conveying portion are sequentially fed onto the feed plate by the feed rollers from the lowest sheet. By rotating the drive arm, the feed plate is moved forward, thereby conveying the sheet forward.
Corrugated cardboard is an example of a sheet.

JP-A-60-26530

The above configuration has the following problems.
Corrugated cardboard that forms a corrugated cardboard box by being folded is punched into a predetermined shape in advance, and has a left-right asymmetrical shape with respect to the feed direction. When such corrugated cardboard is sent out by the feed rollers, the corrugated cardboard is not always sent straight, and sometimes the corrugated cardboard is sent in a state of being tilted to either the left or right direction.

The present invention has been made on the basis of these points, and its object is, for example, to convey a sheet such as corrugated cardboard that can be fed straight without tilting to the left or right with respect to the feeding direction. It is to provide a device.

In order to solve the above-mentioned problems, a sheet conveying device according to claim 1 of the present invention comprises a frame, a sheet supply section provided in the frame in which sheets are stacked and arranged, and a sheet supply section provided in the frame. a sheet carrying-in means for carrying in a plurality of sheets stacked and arranged in the stack from the bottom to the side opposite to the sheet feeding part in order; A sheet conveying device comprising: a gluing means; and a sheet conveying means provided on the frame body and conveying the sheets glued by the pasting means to a side opposite to the sheet feeding section. Sheet delivery means is provided for delivering a plurality of arranged sheets to the sheet carrying-in means side in order from the bottom, the gluing means is provided on the side of the sheet carrying-out means, and the sheet carrying-out means comprises a pair of sheets. The sheet carrying-out roller and the sheet carrying-out belt wound around the pair of sheet carrying-out rollers are provided, and the gluing means is arranged facing the gluing roller and above the gluing roller. and a pressing roller, wherein the glue applying roller is coaxially attached to the sheet carrying-out roller located in front of the pair of sheet carrying-out rollers in the carrying-out direction.
Further, the sheet conveying apparatus according to claim 2 is the sheet conveying apparatus according to claim 1, wherein the sheet sending means includes a driving motor, a sheet sending roller rotated by the driving motor, and the rotation of the driving motor. and a clutch for selectively transmitting to the sheet feeding roller.
A sheet conveying apparatus according to claim 3 is the sheet conveying apparatus according to claim 2, further comprising sheet leading edge/trailing edge detecting means for detecting the leading edge and trailing edge of the sheet sent out by the sheet sending means. The clutch is disengaged by detecting the leading edge of the sheet by the sheet leading edge/trailing edge detecting means, and the clutch is engaged by detecting the trailing edge of the sheet.
Further, in the sheet conveying apparatus according to claim 4, in the sheet conveying apparatus according to claim 2 or 3, the sheet delivery roller is positioned higher than the position at which the sheet carrying-in means abuts on the sheet. It is characterized by being in contact with.
A sheet conveying apparatus according to claim 5 is the sheet conveying apparatus according to any one of claims 1 to 4, wherein the sheet feeding means is installed so as to be movable in the sheet feeding direction. It is a thing.
A sheet conveying apparatus according to claim 6 is the sheet conveying apparatus according to any one of claims 1 to 5, wherein the sheet carrying-in means includes a pair of sheet carrying-in rollers and a pair of sheet carrying-in rollers between the pair of sheet carrying-in rollers. It is characterized by being constructed from a bridged plate.
A sheet conveying apparatus according to claim 7 is the sheet conveying apparatus according to any one of claims 1 to 6, wherein the sheet is corrugated cardboard .

As described above, according to the sheet conveying apparatus according to claim 1 of the present invention, there are provided a frame, a sheet supply section provided in the frame for stacking and arranging sheets, and the sheet supply section provided in the frame. a sheet carrying-in means for carrying in a plurality of sheets stacked and arranged in the stack from the bottom to the side opposite to the sheet feeding part in order; A sheet conveying device comprising: a gluing means; and a sheet conveying means provided on the frame body and conveying the sheets glued by the pasting means to a side opposite to the sheet feeding section. Since the structure is provided with the sheet feeding means for feeding the plurality of arranged sheets to the sheet loading means side in order from the bottom, the sheet such as corrugated paper can be straightened without tilting to the left and right with respect to the feeding direction. can send out.
According to the sheet conveying apparatus of claim 2, in the sheet conveying apparatus of claim 1, the sheet sending means comprises a driving motor, a sheet sending roller rotated by the driving motor, and a sheet feeding roller rotated by the driving motor. and a clutch that selectively transmits power to the sheet delivery roller. By switching on and off the clutch as appropriate, rotation/stopping of the sheet delivery roller can be controlled to turn on/off the drive motor. It is easier than the case.
According to the sheet conveying apparatus of claim 3, in the sheet conveying apparatus of claim 2, sheet leading edge/trailing edge detection means for detecting the leading edge and trailing edge of the sheet fed by the sheet feeding means is provided. The clutch is disengaged by detecting the leading edge of the sheet by the sheet leading edge/trailing edge detection means, and the clutch is engaged by detecting the trailing edge of the sheet. It is possible to carry in efficiently while keeping the interval of
According to the sheet conveying apparatus of claim 4, in the sheet conveying apparatus of claim 2 or 3, the sheet sending roller is positioned higher than the position where the sheet carrying-in means abuts on the sheet. Since it is in contact with the seat, the above effect can be made more reliable.
According to the sheet conveying apparatus according to claim 5, in the sheet conveying apparatus according to any one of claims 1 to 4, the sheet sending means is installed so as to be movable in the sheet sending direction. The means can be set in the correct place according to the size of the corrugated board.
According to the sheet conveying apparatus according to claim 6, in the sheet conveying apparatus according to any one of claims 1 to 5, the sheet carrying-in means includes a pair of sheet carrying-in rollers, and a pair of rollers between the pair of sheet carrying-in rollers. Since it is configured by a plate that is bridged over, it is possible to deal with sheets of various shapes that are unevenly formed in the carry-in direction.
According to the sheet conveying apparatus according to claim 7, in the sheet conveying apparatus according to any one of claims 1 to 6, the gluing means is provided on the side of the sheet conveying means. can be reliably glued to a predetermined position.
According to the sheet conveying apparatus according to claim 8, in the sheet conveying apparatus according to claim 7, the sheet conveying means includes a pair of sheet conveying rollers and a sheet conveying belt wound around the pair of sheet conveying rollers. , wherein the gluing means comprises a gluing roller and a pressing roller arranged opposite to the gluing roller, the gluing roller being the pair of sheet carrying-out rollers. Since it is coaxially attached to the sheet carrying-out roller positioned on the front side in the carrying-out direction, the above effect can be made more reliable.
Further, according to the sheet conveying apparatus according to claim 9, in the sheet conveying apparatus according to any one of claims 1 to 8, since the sheet is corrugated paper, the above effect can be obtained when conveying corrugated paper. can play.

1 is a plan view of a sheet conveying device according to an embodiment of the present invention; FIG. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a diagram showing an embodiment of the present invention and is a front view of a sheet conveying device; 1 is a diagram showing an embodiment of the present invention, and is a rear view of a sheet conveying device. FIG. It is a view showing one embodiment of the present invention, and is a view taken along line IV-IV in FIG. 1 . FIG. 2 is a view showing an embodiment of the present invention, taken along the line VV in FIG. 1. FIG. It is a figure which shows one Embodiment of this invention, and is a figure which shows the state which removed the cover in FIG. FIG. 5 is a cross-sectional view taken along line VII-VII of FIG. 5, showing an embodiment of the present invention. FIG. 2 is a view showing an embodiment of the present invention, taken along the line VIII-VIII in FIG. 1; FIG. 5 is a cross-sectional view taken along line IX-IX in FIG. 4, showing an embodiment of the present invention. FIG. 10 is a diagram showing one embodiment of the present invention, and is a diagram showing a state in which the cover is removed in FIG. 9 ; FIG. 2 is a diagram showing an embodiment of the present invention, and is a plan view of the upper conveyor of the corrugated cardboard returning means. FIG. 10 is a plan view of the lower conveyor of the corrugated cardboard returning means according to the embodiment of the present invention. FIG. It is a figure which shows one embodiment of this invention, and is a figure which removes a cover and shows the XIII part of FIG. 4 expanded. It is a figure which shows one embodiment of this invention, and is a figure which expands and shows the XIV part of FIG. It is a figure which shows one embodiment of this invention, and is a figure which expands and shows the XV part of FIG. FIG. 15 is a diagram showing an embodiment of the present invention, and is a diagram showing the gluing means extracted from FIG. 14. FIG. FIG. 17 is a view showing an embodiment of the present invention, taken along line XVII-XVII in FIG. 16. FIG. It is a diagram showing an embodiment of the present invention, and is a developed view of corrugated cardboard.

An embodiment of the present invention will be described below with reference to FIGS. 1 to 18. FIG. First, there is a frame 1. This frame 1 is composed of a plurality of legs 3 (four in the case of this embodiment), a plurality of beams 5, and the like. A moving caster 7 or a fixing bolt 8 is attached to the lower end of the leg portion 3 . On the right side of the frame 1 in FIGS. 1 and 2, a corrugated paper supply section 9 is provided as a sheet conveying section. As shown in FIG. 2, a plurality of sheets of corrugated board 11 are stacked and arranged in the corrugated board supplying section 9 .

As shown in FIG. 18, the corrugated cardboard 11 is punched into a predetermined shape in advance, folded and glued at predetermined locations to obtain two corrugated cardboard boxes of predetermined shape and size. The cardboard 11 is composed of a bottom wall 11a, a ceiling wall 11b, side walls 11c, 11d, 11e, 11f, folding walls 11g, 11h, 11i, 11j, 11k, 11l, and a glued portion 11m. The portion to be glued 11m is subjected to a gluing treatment by a gluing means to be described later.

The corrugated paper supply unit 9 is provided with corrugated paper sending means 21 as a sheet sending means. As shown enlarged in FIG. 13, a drive motor 23 is installed first, and a sprocket 25 is fixed to an output shaft 23a of the drive motor 23. As shown in FIG. A shaft 27 is supported above the sprocket 25 via bearings 29, 29, and a sprocket 33 is secured to one end of the shaft 27 via an electromagnetic clutch 32. As shown in FIG. A chain 34 is wound around the sprocket 33 and the sprocket 25 . By rotating the drive motor 23 , the shaft 27 is rotated via the sprocket 25 , chain 34 , sprocket 33 and electromagnetic clutch 32 . A square pipe 36 is installed directly below the shaft 27, and the shaft 27 is intermediately supported by the square pipe 36 via a support member 38, as shown in FIG. A tuning shaft 40 used for mounting is installed just below the square pipe 36 .

As shown in FIGS. 1 and 4, a plurality (six in this embodiment) of corrugated paper delivery rollers 35 are attached to the shaft 27 . As the shaft 27 rotates, the plurality of corrugated paper delivery rollers 35 rotate, thereby sequentially feeding the stacked and arranged plurality of corrugated papers 11 from the lowest corrugated paper 11 in FIGS. Send from right to left.

As shown in FIGS. 1 and 2, end plates 37, 37 are fixed to both ends of the shaft 27, and two running rollers 39, 39 are attached to the end plates 37, 37, respectively. ing. On the other hand, long grooves 41, 41 are formed on the frame 1 side. The two left and right traveling rollers 39, 39 are rotatably engaged with the long grooves 41, 41, respectively. By rolling the two left and right running rollers 39, 39 along the long grooves 41, 41, the entire corrugated paper delivery means 21 is moved in the horizontal direction in FIGS.

A clamp lever 43 is attached to one end plate 37 of the end plates 37 , 37 . By appropriately tightening the clamp lever 43, the position of the corrugated paper delivery means 21 is fixed. The position of the corrugated cardboard delivery means 21 is determined by the size of the corrugated cardboard 11 . The clamp lever 43 is loosened and the two left and right traveling rollers 39, 39 are rolled along the long grooves 41, 41 to move the corrugated cardboard delivery means 21, and the corrugated cardboard delivery means 21 is moved. , the clamp lever 43 is tightened and fixed.

As shown in FIG. 4, at a predetermined position of the frame 1, a corrugated cardboard leading edge/rear edge detection sensor 43 for detecting the leading edge/rear edge of the corrugated cardboard 11 sent out by the corrugated cardboard sending means 21 is installed. there is The corrugated cardboard front/rear edge detection sensor 43 is, for example, an optical sensor, and is composed of a light-emitting portion and a light-receiving portion. The presence or absence of the corrugated cardboard 11 is detected depending on whether or not the light output from the light emitting section is received by the light receiving section.

The electromagnetic clutch 32 is disconnected by detecting the leading edge of the corrugated cardboard 11 by means of the corrugated cardboard leading edge/rear edge detection sensor 43 . As a result, the rotation of the cardboard delivery roller 35 is stopped. The corrugated board 11 sent out is carried in by a corrugated board carrying-in means to be described later. When the corrugated cardboard leading edge/rear edge detection sensor 43 detects the trailing edge of the corrugated cardboard 11 being carried in by the corrugated cardboard carrying-in means, the electromagnetic clutch 32 is engaged. As a result, the rotation of the cardboard delivery roller 35 is restarted. Thereafter, the same operation is repeated, and a plurality of corrugated paperboards 11 are sequentially sent out with a predetermined interval.

A sheet supporting means 51 is installed on the frame 1 . As shown in FIGS. 1, 4, and 14, the sheet supporting means 51 includes a plurality of (two in this embodiment) guide shafts 53 and 55, and along these guide shafts 53 and 55 1 and 4, and horizontal rulers 61 and 63, which are also attached along the guide shafts 53 and 55 so as to be movable in the horizontal direction in FIG. It consists of As shown in FIG. 2, the plurality of sheets of corrugated cardboard 11 are abutted against the front rulers 57 and 59 at their leading ends and guided by the lateral rulers 61 and 63 at both side ends.

As shown in FIG. 1, paper feed frames 65 and 67 are installed on the frame 1, and the guide shafts 53 and 55 are fixed between the paper feed frames 65 and 67. As shown in FIG. As shown in FIGS. 2 and 14, front ruler brackets 69 and 71 are movably attached to the guide shafts 53 and 55, respectively. Front ruler sliders 73 and 75 are attached to the front ruler brackets 69 and 71 so as to be movable in the horizontal direction in FIG. The front rulers 57 and 59 are attached to front ruler sliders 73 and 75 so as to be vertically movable.

Clamps 77 and 79 are attached to the front ruler sliders 73 and 75, respectively. The clamps 77, 79 are loosened, and the sliders 73, 75 are moved laterally in FIG. The positions of the front rulers 57 and 59 in the front-rear direction are determined by the tip shape of the corrugated cardboard 11, that is, the uneven shape of the tip. When the positions of the front rulers 57 and 59 in the longitudinal direction are determined, the clamps 77 and 79 are tightened and fixed.

The height direction positions of the front rulers 57 and 59 with respect to the sliders 73 and 75 are adjusted by rotating the height adjustment knobs 81 and 83 as appropriate. A gap between the front rulers 57 and 59 and a corrugated board carrying roller to be described later is determined by the thickness of the corrugated board 11 . That is, the clearance between the front rulers 57 and 59 and the corrugated paper feed-in rollers described later is set to a size that allows one cardboard 11 to pass through but does not allow two or more corrugated paper 11 to pass.

As shown in FIGS. 2 and 14, the front rulers 57 and 59 are curved at their lower portions, and the leading ends of the plurality of stacked corrugated paperboards 11 are slightly bent according to the curved shape. shifted one by one. Specifically, it protrudes more forward as it goes down.

The horizontal rulers 61 and 63 are fixed at arbitrary positions by levers 85 and 87, as shown in FIG. That is, the horizontal rulers 61, 63 are movable along the guide shafts 53, 55, and are fixed by tightening the levers 85, 87 at arbitrary positions.

As shown in FIGS. 6, 7, 8, and 15, the frame 1 is provided with corrugated cardboard carrying-in means 91 as a sheet carrying-in means. First, the drive motor 93 is installed in the lower part of the frame 1 . A sprocket 95 is fixed to the output shaft of the drive motor 93 as shown in FIGS. Above the sprocket 95, a shaft 97 is installed with both ends thereof supported by bearings (not shown). On one side of the shaft 97, as shown in FIGS. It is A chain 105 is wound around the sprocket 103 and the sprocket 95 .

Another sprocket 107 is fixed to one side of the shaft 97 as shown in FIGS. Another shaft 109 is arranged parallel to the shaft 97, and this shaft 109 is supported via a bearing (not shown). As shown in FIGS. 6 and 7, a sprocket 115 is fixed to the shaft 109 , and a chain 117 is wound around the sprocket 115 and the sprocket 107 .

As shown in FIGS. 1 and 7, a corrugated paper feed roller 119 is fixed to the shaft 97 . Corrugated cardboard carrying rollers 121 are fixed to the shaft 109 . The corrugated board 11 sent out by the corrugated board sending means 21 is carried in from the right side to the left side in FIGS. A plate 123 is laid over the corrugated paper carry-in rollers 119 and 121 as shown in FIGS. The leading end of the corrugated board 11 can be positioned within the range of the corrugated board carrying-in roller 119, the plate 123, and the corrugated board carrying-in roller 121 described above.

On the opposite side of the shaft 97 to the shaft 109, as shown in FIGS. First, a shaft 133 is supported via a bearing (not shown), and a sprocket 139 is secured to one side of the shaft 133 as shown in FIGS. As shown in FIGS. 6 and 8, another sprocket 141 is fixed to the output shaft of the drive motor 93 , and a chain 143 is wound around this sprocket 141 and the sprocket 139 .

As shown in FIGS. 4 and 7, another shaft 145 is arranged apart from the shaft 133, and this shaft 145 is supported by bearings (not shown). A rotating body 151 is fixed to the shaft 133 and a rotating body 153 is fixed to the shaft 145 . A plurality (six in this embodiment) of corrugated paper delivery belts 155 are wound around the rotating bodies 151 and 153 .

As shown in FIG. 8, another shaft 161 is installed in parallel on the shaft 133 and supported via bearings (not shown). A plurality (six in this embodiment) of corrugated paper carrying-out rollers 163 are attached to the shaft 161 . A gear 165 is fixed to the shaft 133 and a gear 167 is fixed to the shaft 161 . The gear 165 meshes with the gear 167 .

By rotating the drive motor 93 , the shaft 97 and the corrugated paper carrying roller 121 are rotated via the sprocket 95 , the chain 105 and the sprocket 103 . As the shaft 97 rotates, the shaft 109 through the sprocket 107 , the chain 117 and the sprocket 115 and the corrugated paper carrying roller 119 rotate. By rotating these corrugated paper carrying rollers 119 and 121, the corrugated paper 11 sent out by the corrugated paper sending means 21 is carried in from the right side to the left side in FIGS.

At the same time, the shaft 133 rotates through the sprocket 97, the chain 143 and the sprocket 133, and the corrugated cardboard delivery belt 155 rotates through the rotors 151 and 153 in a loop. At the same time, gears 165 and 167 rotate shaft 161 and corrugated paper delivery roller 163 . As a result, the corrugated board 11 carried in by the corrugated board carry-in rollers 121 and 119 is carried out from the right side to the left side in FIGS. While the corrugated board 11 carried in by the corrugated board carrying-in means 91 is carried out by the corrugated board carrying-out means 131, the gluing process is performed by the gluing means described later.

As shown in FIGS. 1 and 8, the frame 3 is provided with a gluing means 171. As shown in FIGS. The gluing means 171 is constructed as shown in FIGS. A glue roller 173 is fixed to the end of the shaft 133 already described. A glue pot 175 is installed below the glue application roller 173, and liquid glue 177 is filled in the glue pot 175. As shown in FIG. As the glue applying roller 173 rotates, a portion of the glue applying roller 173 is immersed in the liquid glue 177 in the glue pot 175 , whereby the liquid glue 177 adheres to the outer peripheral surface of the glue applying roller 173 .

A pressing roller 181 is installed above the glue application roller 173 . The pressing roller 181 is rotatably attached to the tip of the pressing lever 183 . The pressing lever 183 is rotatably attached to the frame 1 . A coil spring 185 is stretched between the pressing lever 183 and the frame 1, and the pressing lever 183 is urged to rotate counterclockwise in FIG.

A predetermined portion of the end of the corrugated board 11 carried in by the corrugated board carry-in rollers 121 and 119 already described and carried out by the corrugated board carry-out roller 163 and the corrugated board carry-out belt 155 is formed by the pressing roller 181 and the pasting roller 173. At that time, the liquid glue 177 adhered to the glue applying roller 173 is applied to the glued part 11m of the edge of the corrugated cardboard 11 .

As shown in FIGS. 3, 4, 5 and 8, at the bottom of the frame 1, a corrugated cardboard returning means 191 is installed to return the conveyed and folded corrugated cardboard 11 to the corrugated paper supply unit 9 side. It is First, as shown in FIG. 4, a drive motor 193 is installed. A sprocket 195 is fixed to the output shaft of the drive motor 193 as shown in FIG. Shafts 197 and 199 are spaced apart and arranged above the drive motor 193 . The shaft 197 is supported via bearings 201, 201 as shown in FIG. The shaft 199 is supported via bearings 203, 203, as shown in FIG. A sprocket 205 is fixed to the shaft 197 . A rotor 207 is fixed to the shaft 197 as shown in FIG. A rotor 209 is fixed to the shaft 199 as well, as shown in FIG. A belt 211 is wound around the rotating bodies 207 and 209 .

Shafts 221 and 223 are arranged above the shafts 197 and 199 so as to be separated from each other. The shaft 221 is supported via bearings 225, 225, as shown in FIG. The shaft 223 is supported via bearings 229, 229, as shown in FIG. A rotating body 231 is fixed to the shaft 221 as shown in FIG. 11, and a rotating body 233 is fixed to the shaft 223 as shown in FIG. A belt 235 is wound around the rotating bodies 231 and 233 .

A plurality of arms 237 are installed inside the belt 235 , and rollers 239 are attached to the tips of the plurality of arms 237 . The belt 235 is pressed from the inside to the outside via the plurality of rollers 239 .

A sprocket 243 is fixed to the shaft 221 . A chain 245 is wound around the sprockets 195 , 205 , 243 . By rotating the drive motor 193, the shaft 197 rotates in the direction of the arrow a in the drawing via the sprocket 195, the chain 245, and the sprockets 205 and 243, and the shaft 221 rotates in the direction of the arrow b in the drawing. As a result, the belt 211 loops in the direction of arrow a, and the belt 235 loops in the direction of arrow b.
1, 2, 4, and 5, reference numeral 247 denotes a working table.

The corrugated paper 11 conveyed from the right side to the left side in FIG. 1 is picked up by a worker. The worker folds the cardboard 11 taken up along a predetermined folding line and adheres the end of the side wall 11f to the glued portion 11m. A worker puts the half-finished corrugated board 11 folded, glued and fixed between the belts 205 and 229 . The inserted cardboard 11 is returned from the left side to the right side in FIG. At that time, the portion where the end of the side wall portion 11f is glued is pressure-bonded to the portion 11m to be pasted, and is reliably adhered.
The worker performs operations such as folding and adhering the corrugated board 11 carried out by the corrugated board carry-out belt 155 on the workbench 247 .

As shown in FIG. 2, a switch box 251 is installed at a predetermined position on the frame 1 . The switch box 251 is provided with a start button 253 , an emergency stop button 255 and a lamp 257 . As shown in FIGS. 1 and 2, pressing rollers 261 and 263 are installed at the delivery end of the cardboard delivery belt 155 to press the cardboard 11 being delivered. The pressing roller 261 is rotatably attached to an arm 265 , and the arm 265 is rotatably supported by a pin 267 . Similarly, the pressing roller 263 is rotatably attached to an arm 269 and the arm 269 is rotatably supported by a pin 271 .

The action will be explained based on the above constituent groups.
First, an operator is positioned on the right side in FIGS. The tips of the plurality of corrugated paperboards 11 are brought into contact with the front rulers 57 and 59, and the left and right side portions are sandwiched between the horizontal rulers 61 and 63 and guided.
The positions of the front rulers 57 and 59 in the front-rear direction, that is, the positions in the left-right direction in FIGS. At the same time, the positions of the lower ends of the front rulers 57 and 59 are preset according to the thickness of the corrugated cardboard 11 . Specifically, it is set to a value greater than the thickness of one sheet of corrugated board 11 and smaller than the thickness of two sheets of corrugated board 11 .
In this state, the worker moves leftward in FIGS. 1 and 2 and presses the start button 253 of the switch box 251 . . The drive motors 23, 93, 183 are thereby activated.

When the driving motor 23 is activated, the corrugated cardboard delivery means 21 is activated. A plurality of corrugated paper delivery rollers 35 rotate to sequentially deliver a plurality of stacked and arranged corrugated cardboards 11 from the bottom to the right side to the left side in FIGS.
When the leading edge of the delivered cardboard 11 is detected by the leading edge/rear edge detection sensor 43, the electromagnetic clutch 32 is disengaged and the rotation of the cardboard delivery roller 35 is stopped. When the trailing edge of the corrugated cardboard 11 is detected by the corrugated cardboard front/rear edge detection sensor 43, the electromagnetic clutch 32 is engaged and the corrugated cardboard delivery roller 35 resumes rotation.
Thereafter, the same operation is repeated, and a plurality of corrugated paperboards 11 are sequentially sent out with a predetermined interval.

When the drive motor 93 is activated, the corrugated paper carrying-in rollers 121 and 119 of the corrugated paper carrying-in means 51 are rotated. 1 and 4 from the right side to the left side.

When the driving motor 93 is activated, the plurality of corrugated paper carrying-out rollers 163 of the corrugated paper carrying-out means 131 rotates, and the corrugated paper carrying-out belt 155 rotates in a loop. The cardboard 11 carried in by 119 is sequentially carried out from the right side to the left side in FIGS. 1 and 4 after being carried in. FIG.

At this time, the portion 11m to be pasted of the corrugated paper 11 being carried out by the pasting roller 173 of the pasting means 171 is pasted.

1 and 2, the worker picks up the corrugated board 11 conveyed from the right side to the left side in FIGS. 1 and 2 at the left side in FIGS. That is, the end of the side wall portion 11f of the corrugated cardboard 11 is adhered to the portion to be glued 11m. A half-finished corrugated board 11 that has undergone predetermined folding and pasting operations is put between the belts 211 and 235 .

As the motor 183 is activated, the belts 211 and 235 of the corrugated paper returning means 191 rotate in a loop, so that the inserted corrugated paper 11 is returned from the left side to the right side in FIGS. At this time, the portion where the end of the side wall portion 11f of the corrugated cardboard 11 is adhered to the portion to be pasted 11m is brought into pressure contact, and the adhesion becomes strong. Then, it is dropped and stored in a container (not shown). The corrugated paperboard 11 dropped and stored in the container is transported to another place, where it is subjected to another treatment.

As described above, according to the present embodiment, the following effects can be obtained.
First, since the corrugated paper sending means 21 is provided, the corrugated paper 11 can be sent straight in a correct posture. To explain this point in detail, as shown in FIG. 15, the corrugated cardboard 11 is punched into a predetermined shape in advance, and for example, the shape of the tip is not necessarily a horizontal line. In such a state, if an attempt is made to carry in only the corrugated paper carrying-in means 91, the corrugated paper carrying-in means 91 rotates slightly around the portion that first hits the corrugated paper carrying-in roller 121, resulting in a positional deviation. Sometimes. By providing the corrugated paper delivery means 21, such a problem can be eliminated.
Further, since the rear side of the corrugated board 11 is supported slightly higher than the front side by the corrugated board feeding roller 35 of the corrugated board feeding means 21, the corrugated board 11 is surely fed out.
Further, the front/rear edge detection sensor 43 detects the leading edge/rear edge of the corrugated cardboard 11 sent out, and thereby the clutch 32 is turned off/on to control the rotation of the corrugated cardboard sending roller 35. , a plurality of corrugated paperboards 11 can be sent out at appropriate intervals, and jamming in the conveying path can be prevented to provide smooth conveying.
1 and 4 within the range of the long grooves 41, and can be installed in an appropriate place according to the size of the corrugated board 11.
Moreover, since the front rulers 57 and 59 are configured to be movable in the left-right direction in FIGS.
The corrugated paper carrying-in means 91 is provided with two cardboard carrying-in rollers 121 and 119, and a plate 123 is laid over the two cardboard carrying-in rollers 121 and 119. Even if there is unevenness at the tip of the cardboard paper 11, it can be sufficiently dealt with within the range of the two corrugated paper carrying-in rollers 121, 119 and the plate 123.
Further, since the gluing means 171 is provided in the middle of the conveying line of the corrugated board 11, the predetermined part of the corrugated board 11, that is, the part to be glued 11m can be precisely glued.
In particular, since the gluing roller 173 is coaxially fixed to the shaft 133 of the corrugated paper carrying-out means 131, the gluing operation can be synchronized with the carrying-out operation of the corrugated paper 11, and the predetermined glued portion 11m can be accurately positioned. Gluing can be done.

It should be noted that the present invention is not limited to the one embodiment described above.
For example, the structure of the corrugated cardboard delivery means is not limited to that shown in the drawings, and for example, a belt may be used.
Also, the shape of the corrugated cardboard is not limited to the illustrated one.
In addition, in the case of the above embodiment, corrugated paper was used as an example of the sheet, but application to various sheets such as a resin plate, a wooden plate, and a metal plate is assumed. be done.
In addition, the illustrated configuration is merely an example.

The present invention relates to, for example, a sheet conveying apparatus for conveying sheets such as corrugated cardboard, and more particularly, to an apparatus devised so that stacked sheets can be sequentially conveyed straight from the bottom. is ideal for

1 frame 11 corrugated paper (sheet)
21 Corrugated paper delivery means (sheet delivery means)
35 Corrugated cardboard delivery roller 43 Corrugated cardboard leading edge/rear edge detection sensor 91 Corrugated cardboard carrying-in means (sheet carrying-in means)
119 Corrugated paper carrying-in roller 121 Corrugated paper carrying-in roller 123 Plate
131 corrugated cardboard transport means (sheet transport means)
155 Corrugated paper delivery belt 161 Gluing means 163 Gluing roller 171 Pressing roller

Claims (7)

a frame;
a sheet supply unit provided in the frame and in which sheets are stacked and arranged;
a sheet carrying-in means provided on the frame and carrying in the plurality of sheets stacked and arranged in the sheet supply section in order from the bottom to the side opposite to the sheet supply section;
gluing means provided on the frame and applying glue to a predetermined position of the sheet carried in by the sheet carrying-in means;
a sheet conveying means provided on the frame and conveying the sheet glued by the pasting means to a side opposite to the sheet supply section;
In a sheet conveying device comprising
A sheet delivery means is provided for delivering the plurality of sheets stacked and arranged in the sheet supply section in order from the bottom to the side of the sheet carrying-in means.,
The gluing means is provided on the side of the sheet carrying-out means,
The sheet carry-out means comprises a pair of sheet carry-out rollers and a sheet carry-out belt wound around the pair of sheet carry-out rollers,
The gluing means comprises a gluing roller and a pressing roller facing and arranged on the gluing roller,
The gluing roller is coaxially attached to the sheet carrying-out roller positioned in front of the pair of sheet carrying-out rollers in the carrying-out direction. A sheet conveying device characterized by: The sheet conveying device according to claim 1,
The sheet feeding means comprises a drive motor, a sheet feeding roller rotated by the driving motor, and a clutch for selectively transmitting the rotation of the driving motor to the sheet feeding roller. sheet conveying device. In the sheet conveying device according to claim 2,
A sheet front end/rear end detection means for detecting the front end and rear end of the sheet delivered by the sheet delivery means is installed,
A sheet conveying apparatus, wherein the clutch is disengaged by detecting the leading edge of the sheet by the sheet leading edge/trailing edge detecting means, and the clutch is engaged by detecting the trailing edge of the sheet. In the sheet conveying device according to claim 2 or 3,
A sheet conveying apparatus, wherein the sheet delivery roller abuts on the sheet at a position higher than a position where the sheet carrying-in means abuts on the sheet. In the sheet conveying device according to any one of claims 1 to 4,
A sheet conveying apparatus, wherein the sheet sending means is installed so as to be movable in the sheet sending direction. In the sheet conveying device according to any one of claims 1 to 5,
A sheet conveying apparatus, wherein the sheet carrying-in means comprises a pair of sheet carrying-in rollers and a plate bridged between the pair of sheet carrying-in rollers. In the sheet conveying device according to any one of claims 1 to 6,
The above sheet is corrugated paper A sheet conveying device characterized by:

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