CN108341287A - A kind of intelligence paper feeding device - Google Patents

Abstract

The invention relates to an intelligent paper feeding device, which includes a frame; a paper stack lifting part, which is installed at one end of the frame, and is used to drive the paper stack to move upwards and make the paper stack fall into the frame after being overturned; the paper stack conveying part , which includes a paper push frame and a paper feed frame, the paper feed frame is installed at the other end of the frame, and the conveying surface of the paper feed frame faces upward, and the paper push frame is slidably installed at the lower end of the frame for pushing the falling paper The paper stack on the shelf moves away from the paper stack lifting part; the suction paper delivery part, which is located above the paper stack conveying part, is used to absorb a single sheet of paper and drive it to move upward; the paper turning part, which is located on the suction paper The upper part of the paper delivery part is used to judge the front and back of the paper, and realize the front and back of the paper, so that the front and back of the paper coming out of the paper clamping mechanism are arranged in the same order. The invention recognizes the surface of the printed product through the intelligent device, and makes the printing surface of the paper always face the specified direction through the turning device, and further completes the conveying process of the paper, thereby improving the work efficiency.

Description

An intelligent paper feeding device

technical field

The invention relates to the technical field of die-cutting, and more specifically, relates to an intelligent paper feeding device.

Background technique

Die-cutting machine is mainly used for die-cutting (full cut, half-cut), indentation and hot stamping, laminating, automatic Waste discharge, die cutting machine uses steel knife, metal mold, steel wire (or template carved from steel plate), applies a certain pressure through the embossing plate, and cuts the printed matter or cardboard into a certain shape, which is post-press packaging processing important equipment.

The paper feeding method of the die-cutting machine is generally to directly enter the paper feeding part of the die-cutting machine after the paper is discharged from the laminating machine. At present, due to the particularity of the paper laminating process, the paper pasted from the laminating machine will be bent and deformed. , usually, in order to restore the flatness of the paper in the next process (die-cutting), the laminated paper will be stacked in both directions, so that the paper will return to the flatness with the weight of the paper itself state to make the machine run smoothly. However, such positive and negative stacking requires manual re-stacking of the paper when entering the die-cutting machine process, so that the printing surface of the paper faces the same direction, which reduces work efficiency and increases labor costs.

Contents of the invention

The technical problem to be solved by the present invention is how to improve the work efficiency and reduce the cost of the paper feeding into the die-cutting machine, thus providing an intelligent paper feeding device.

The technical solution adopted by the present invention to solve its technical problems is: to construct a kind of intelligent paper feeding device, including

The frame includes two vertical plates facing each other in parallel;

A paper stack lifting part, which is installed at one end of the frame and is located between the two vertical plates, is used to drive the paper stack to move upwards and make the paper stack fall into the frame after turning over;

The paper stack conveying part includes a paper pushing frame and a paper feeding frame, the paper feeding frame is installed on the other end of the frame, and the conveying surface of the paper feeding frame faces upward, and the paper pushing frame is slidably installed on the The lower end of the frame is used to push the paper stack falling onto the paper pushing frame to move away from the paper stack lifting part;

A paper-absorbing and paper-delivering part, which is located above the paper stack conveying part, is used to absorb a single sheet of paper and drive it to move upward;

A paper reversing part, which is located above the paper-absorbing and paper-delivering part, the paper reversing part includes a paper front and back judging unit, a paper clamping mechanism and a reversing mechanism, and the paper front and back judging unit is installed on the paper stack conveying part The side facing the paper stack is used to judge the front and back of the paper. The paper clamping mechanism is rotatably installed between the two vertical plates. The turning mechanism is connected to the paper clamping mechanism and is used to obtain the paper positive and negative judgment unit. After judging the positive and negative signals of the paper, the paper clamping mechanism is driven to rotate forward or reverse, so that the papers coming out of the paper clamping mechanism in sequence are arranged in the same positive and negative direction.

Preferably, the paper stack lifting part includes a first side plate, a first conveying roller, a second conveying roller, a first belt roller, a lifting beam, a first guide rail and a first reduction motor, and the two first side The plates are parallel to each other, the first conveying roller and the second conveying roller are respectively rotatably mounted on opposite ends of the first side plate, and a plurality of belts are sleeved between the first conveying roller and the second conveying roller, One end of the two first conveying rollers is respectively provided with a sprocket, and is connected to the first reduction motor through a chain, and a plurality of the first carrying rollers are located between the two first conveying rollers, and Arranged in sequence along the length direction of the first side plates, for abutting against the inner side of the belt; the opposite inner sides of the two first side plates are respectively provided with a first guide rail along the length direction, and the lifting beam The middle part is provided with a paper support frame, which is used to support the paper stack, and the two ends of the lifting beam are connected to the first guide rail through sliders, so as to go up or down through the chain.

Preferably, two sides of each of the belts are respectively provided with a first retaining sleeve sleeved on one of the first idler rollers, so as to separate a plurality of the belts.

Preferably, a first connecting rod is provided between the first conveying roller and the adjacent first idler roller, and the two ends of the first connecting rod are respectively connected to the two first side plates, A plurality of bridge plates are connected to the side bars to separate two adjacent belts.

Preferably, the paper feeding frame includes a second side plate, a third conveying roller, a fourth conveying roller, a second idler roller, a second guide rail, a fourth reduction motor, a fifth reduction motor, a second hanging block, a fourth The two sliding blocks, the second rotating shaft and the first fixed sprocket, the two second side plates are parallel to each other, and the third conveying roller and the fourth conveying roller are respectively rotatably mounted on opposite ends of the second side plate, so that A plurality of belts are sleeved between the third conveying roller and the second conveying roller; the second guide rail is arranged along the height direction of the vertical plate, and two second side plates are respectively provided on the outer sides opposite to each other. The sliding block moves up and down along the second guide rail; the second sliding block is provided with a hanging block; the fourth reduction motor, the second rotating shaft and the first fixed sprocket are respectively arranged above the third conveying roller, so that The fifth deceleration motor is provided with a motor sprocket, and the motor sprocket is connected with the hanging block after passing around the sprocket on the second rotating shaft and the first fixed sprocket through the chain, so as to be driven by the hanging block. The paper stack rises or falls.

As a preference, a paper stack width adjustment mechanism is provided on the paper feed frame, and the paper stack width adjustment mechanism includes a slide bar, a long screw, a fixed support block, a screw rod, an adjustment screw, an adjustment handle, and a side fence connecting block and the side baffle, the sliding rod and the long screw are parallel to each other and connected by a fixed support block, the two ends of the long screw are respectively connected with the first sliding block, and the two adjusting screws are respectively sleeved on the The two ends of the long screw rod, and the end of the adjustment screw rod at one end protruding from the outside of the vertical plate is connected with the adjustment handle; the connecting block of the side baffle is provided with a The two side baffles are respectively connected to the two side baffle connecting blocks.

Preferably, the paper pushing frame includes a third guide rail, a push frame, a sixth reduction motor, a third rotating shaft, a tensioning sprocket and a second fixed sprocket, and the two third guide rails are respectively installed on the two The two third guide rails are respectively connected to the push frame through the second first sliding block; the sixth reduction motor, the third rotating shaft, the tensioning sprocket and the second fixed sprocket are gradually The direction close to the paper stack lifting part is sequentially arranged on the vertical plate, and the center of the tensioning sprocket is located above the second fixed sprocket, which successively bypasses the sprocket on the sixth reduction motor, The sprocket on the third rotating shaft and the chain of the second fixed sprocket pass through the slide block on the push frame, so as to drive the push frame to push the paper stack close to the paper-absorbing and paper-passing part.

As a preference, the paper-absorbing and paper-delivering section includes a mounting plate, a beam, a suction nozzle, a pinch roller shaft, a pinch wheel, a first paper feed roller and a transmission mechanism, and the two ends of the beam are respectively connected to the two parallel opposing The mounting plate is used to install the suction nozzle, and the suction nozzle faces the paper surface of the paper stack on the paper feed frame to absorb a single paper; the first paper feed roller and the pinch roller shaft are located on the Above the beam, the pinch wheel is installed on the pinch wheel shaft to cooperate with the first paper feed roller to transport the paper sucked by the suction nozzle; The upper end of the swing rod is connected to the mounting plate, and the two ends of the first paper feeding roller are respectively equipped with cams, which are used to drive the swing rod so that the swing rod drives the pinch roller shaft closer to or away from the Describe the first feed roller.

Preferably, the paper clamping mechanism includes a baffle plate, a square beam, an end plate, a second paper feed roller and a paper pressing wheel, the square beam is a hollow beam, and the two end plates are cross-shaped and respectively connected to the The two ends of the square beams are connected, and a paper passage is formed between every two baffles, and the four paper passages are cross-shaped and communicate with each other on the square beams, forming the paper passage of each The two baffles are respectively provided with a long hole and a plurality of rectangular holes along the length direction, and the two ends of the second paper feed roller are respectively rotatably connected to the two opposite end plates, and the second A part of the outer surface of the paper feed roller extends into the elongated hole, and a plurality of the press rollers are respectively installed on the square beam through the press roller seat, and a part of each of the press rollers respectively extends into the In the corresponding rectangular hole, the paper that enters the corresponding paper passing channel is transported in cooperation with the second paper feeding roller.

Preferably, the turning mechanism includes a second servo motor, a third servo motor, a fourth servo motor and a small shaft, wherein the two second paper feeding rollers are respectively driven by the third servo motor and the fourth servo motor, and in addition Pulleys are installed on the two second paper feed rollers, so as to realize the rotation of the four second paper feed rollers; the two small shafts are respectively connected with the end plates, and rotate with the vertical plates One of the small shafts is driven by the second servo motor to drive the square beam to turn over 90°.

An intelligent paper feeding device implementing the present invention has the following beneficial effects: the surface of the printed product is recognized by the intelligent device, and the printing surface of the paper is always facing the specified direction through the forward or reverse rotation of the turning device, and then the paper is completed. The advanced conveying process eliminates the steps of manual identification and turning, which improves work efficiency.

Description of drawings

The present invention will be further described below in conjunction with accompanying drawing and embodiment, in the accompanying drawing:

Fig. 1 is a schematic diagram of a three-dimensional structure of an intelligent paper feeding device of the present invention;

Fig. 2 is a front structural schematic diagram of the paper stack lifting part of an intelligent paper feeding device of the present invention;

Fig. 3 is a top structural schematic diagram of the paper stack lifting part of an intelligent paper feeding device of the present invention;

Fig. 4 is a side view schematic diagram of the paper stack lifting part of an intelligent paper feeding device of the present invention;

Fig. 5 is a schematic structural diagram of the front view of the paper stack conveying part of an intelligent paper feeding device of the present invention;

Fig. 6 is a schematic diagram of the cross-sectional structure along the line A-A of Fig. 5;

Fig. 7 is a schematic diagram of the cross-sectional structure along the B-B direction of Fig. 5;

Fig. 8 is a schematic diagram of a cross-sectional structure along the direction C-C of Fig. 5;

Fig. 9 is a schematic diagram of a cross-sectional structure along the D-D direction of Fig. 5;

Fig. 10 is a front view sectional structural schematic diagram of a paper absorbing and transferring part of an intelligent paper feeding device of the present invention;

Fig. 11 is a top view sectional structure schematic diagram of a paper absorbing and paper delivery part of an intelligent paper feeding device of the present invention;

Fig. 12 is a right-view structure diagram of the paper-absorbing and paper-delivering part of an intelligent paper-feeding device of the present invention;

Fig. 13 is a schematic cross-sectional structure diagram of the suction nozzle of the paper suction and paper delivery part of an intelligent paper feeding device of the present invention;

Fig. 14 is a schematic cross-sectional structure diagram of a paper turning part of an intelligent paper feeding device of the present invention;

Fig. 15 is a top view partial cross-sectional structural schematic diagram of the paper turning part of an intelligent paper feeding device of the present invention.

Detailed ways

In order to have a clearer understanding of the technical features, purposes and effects of the present invention, the specific implementation manners of the present invention will now be described in detail with reference to the accompanying drawings.

It should be noted that, in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", The orientation or positional relationship indicated by "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, not to indicate or imply the referred device Or elements must have a certain orientation, be constructed and operate in a certain orientation, and thus should not be construed as limiting the invention. In addition, the terms "first", "second", etc. are used for descriptive purposes only, and should not be construed as indicating or implying relative importance.

As shown in Figures 1 to 15, in an embodiment of an intelligent paper feeding device of the present invention, it includes a frame 1, a paper stack lifting part 2, a paper stack conveying part 3, a paper suction and paper transfer part 4 and a paper turning Part 5, the frame 1 includes two parallel and opposite vertical plates 101, and the two vertical plates 101 are connected by a support rod. The paper stack lifting part 2 is installed on one end of the frame 1 and is located between two vertical plates 101, and is used to drive the paper stack 6 to move upwards and make the paper stack 6 fall into the frame 1 after turning over. The paper stack conveying part 3 includes Pushing paper frame 32 and paper feeding frame 31, paper feeding frame 31 is installed on the other end of frame 1, and the conveying surface of paper feeding frame 31 faces up, and pushing paper frame 31 is positioned at between paper feeding frame 31 and paper stack lifting part 2 Between them, the paper push frame 31 is slidably installed on the lower end of the frame 1, and is used to push the paper stack 6 falling on the paper push frame 32 to move away from the paper stack lifting part 1, and the paper suction and delivery part 4 is located at the paper stack conveying Above the part 3, it is used to absorb a single sheet of paper and drive it upward; the paper reversing part 5 is located above the paper absorbing and delivery part 4, and the paper reversing part 5 includes a paper front and back judging unit, a paper clamping mechanism and a reversing mechanism, and the paper The front and back judging unit includes an industrial camera, which is installed on the side of the paper stack conveying part 3 facing the paper stack 6, and is used to judge the front and back of the paper. The clamping mechanism is rotatably installed between two vertical plates 101. The paper mechanism is connected to obtain the positive and negative information of the paper judged by the paper positive and negative judgment unit, and then drive the paper clamping mechanism to rotate forward or reverse, so that the papers coming out of the paper clamping mechanism in sequence will be arranged in the same direction.

In this embodiment, continuing to combine with Fig. 2 to Fig. 4, the paper stack lifting part 2 includes a first side plate 201, a first conveying roller 202, a second conveying roller 208, a first belt roller 203, a lifting beam 204, a first guide rail 205 and the first deceleration motor 216, the two first side plates 201 are parallel to each other, the first conveying roller 202 and the second conveying roller 208 are respectively rotatably installed on the opposite ends of the first side plate, the first conveying roller 202 and the second conveying roller Multiple belts are sleeved between the conveying rollers 208 .

One end of the second delivery roller 208 is provided with two sprockets, which are used to be connected with the drive motor and the first delivery roller 202 by a chain respectively, and a plurality of first belt rollers 203 are positioned at the first delivery roller 202 and the second delivery roller 208 and arranged in sequence along the length direction of the first side plate 201 for abutting against the inner side of the belt, one of the first idler rollers 203 is sleeved with a plurality of first retaining sleeves 209, two of each belt A first block sleeve 209 is provided on each side to separate a plurality of belts; between the first conveying roller 202 and the first idler roller 203 adjacent to the first conveying roller 202, there is a The first connecting rod 206 on the board 201 is connected with a plurality of bridge boards 211 on the first connecting rod 206, so as to separate two adjacent belts, and the two ends of the bridge board 211 are respectively facing away from the side of the stack of paper. The inclination of the side is beneficial to the upward lifting of the paper stack 6 and the flipping after being lifted to a certain distance. The width of the bridge plate 211 is not less than the inner distance between two first retaining sleeves 209 between two adjacent belts.

The opposite inner side of the first side plate 201 is respectively provided with a first guide rail 205 along the length direction, and the middle part of the lifting beam 204 is provided with a paper holder 207, which is used to support the paper stack 6, and the two ends of the lifting beam 204 pass through the sliders respectively. Connected to the first guide rail 205, the chain between the first conveying roller 202 and the second conveying roller 208 passes through the slider of the lifting beam 204 to drive the lifting beam to rise or fall.

The two first side plates 201 are respectively provided with a first hanging block 212, and the two first side plates 201 are respectively provided with a copper slider 213, and the vertical plate 101 is provided with a long groove, and the copper slider 213 can Slide up and down in the slot. The upper end of vertical plate 101 is installed with lifting shaft 214 and first rotating shaft 215 successively from top to bottom, and lifting shaft 214 and first rotating shaft 215 are driven by second decelerating motor 217 and the 3rd decelerating motor 218 respectively, and first rotating shaft 215 is positioned at vertical One end of the outer side of the plate 101 is respectively provided with a first sliding block 219 , and each first sliding block 219 is provided with a second suspension block 220 , and both ends of the lifting shaft 214 are provided with sprockets. Two parallel and opposite side bars 210 are provided on the outer side of the vertical plate 101 .

In this embodiment, the paper feed frame 31 includes a second side plate 3101, a second connecting rod 3106, a third conveying roller 3102, a fourth conveying roller 3108, a second supporting roller 3103, a second Guide rail 3105, the fourth reduction motor 3116, the fifth reduction motor 3117, the second hanging block 3112, the second sliding block 3119, the second rotating shaft 3115, the first fixed sprocket 3104, two second side plates 3101 are parallel and opposite, and The two ends are respectively connected by the second connecting rod 3106, the third conveying roller 3102 and the fourth conveying roller 3108 are respectively rotatably mounted on the opposite ends of the second side plate 3101, between the third conveying roller 3102 and the second conveying roller 3108 The socket has multiple straps. The second guide rail 3105 is arranged along the height direction of the vertical plate 101, and the opposite outer sides of the two second side plates 3101 are respectively provided with a second sliding block 3119 to move up and down along the second guide rail 3105; Block 3112, the fourth decelerating motor 3116, the second rotating shaft 3115 and the first fixed sprocket 3104 are respectively arranged above the third conveying roller 3102, the fifth decelerating motor 3117 is provided with a motor sprocket, and the motor sprocket is wound successively through the chain After passing through the sprocket on the second rotating shaft 3115 and the first fixed sprocket 3104, it is connected with the hanging block 3112, so that the paper feeding frame can be raised or lowered through the hanging block 3112. A travel switch bracket 3118 is installed on the second connecting rod 3106 close to the fourth conveying roller 3108 for installing the travel switch. This is the prior art and will not be repeated here.

In this embodiment, the paper stack width adjustment mechanism is provided on the paper feed frame 31, and the paper stack width adjustment mechanism includes a slide bar 3111, a long screw rod 3109, a fixed support block 3110, a screw rod 3114, an adjustment screw rod 3113, an adjustment handle 3121, Side baffle connecting block 3121 and side baffle 3107, slide bar 3114 and long screw rod 3109 are parallel to each other and connected by fixed support block 3110, the two ends of slide bar 3111 are respectively connected with second slide block 3119, two screw rods 3114 are respectively Socketed on the two ends of the long screw 3109, and the screw 3114 at one end is sleeved with an adjusting screw 3113, the end of the adjusting screw 3113 protruding from the vertical plate 101 is connected with an adjusting handle 3121, and the vertical plate 101 is provided with a long The hole 102 is used to extend the adjustment handle 3121 to facilitate manual adjustment of the distance between the two side baffles 3107 . The long screw 3109 is sleeved with a sleeve 3122, and the side baffle connecting block 3120 is provided with a hole for the sliding rod 3107 and the long screw 3109 to pass through, and the two side baffles 3107 are respectively connected to the two side baffle connecting blocks 3120 superior.

In this embodiment, the paper pushing frame 32 includes a third guide rail 3202, a push frame 3201, a sixth reduction motor 3206, a third rotating shaft 3203, a tensioning sprocket 3204 and a second fixed sprocket 3205, and the two third guide rails 3202 are respectively Installed on two vertical boards 101 and facing each other, the push frame 3201 is composed of brackets on both sides and a push plate connected to one end of the two brackets, and the two brackets are respectively connected to the two third guide rails 3202 through sliders; The six reduction motors 3206, the third rotating shaft 3203, the tensioning sprocket 3204 and the second fixed sprocket 3205 are sequentially arranged on the vertical plate 101 along the direction gradually approaching the paper stack lifting part 2, and the center of the tensioning sprocket 3204 is located at the first Above the two fixed sprocket wheels 3205, the chain of the sprocket wheel on the sixth reduction motor 3206, the sprocket wheel on the third rotating shaft 3203 and the second fixed sprocket wheel 3205 passes through the slide block on the push frame 3201 to drive The push frame pushes the paper pile 6 close to the paper-absorbing and paper-delivery part 4 . The two third guide rails 3202 gradually incline from top to bottom from the end far away from the paper stack lifting part 2 to the end close to the paper stack lifting part 2, so that when the push frame 3201 pushes the paper stack 6 forward, the upward movement is realized at the same time , thus guaranteeing the freedom of rotation, thereby realizing non-stop paper feeding.

In this embodiment, continuing to refer to FIG. 10 to FIG. 13, the paper suction and delivery part 4 includes a mounting plate 41, a beam 42, a suction nozzle 43, a pinch wheel shaft 44, a pinch wheel 45, a first paper feed roller 46, a swing bar 47 and a transmission mechanism, two mounting plates 41 are parallel to each other, and are connected by support beams 412, and the two mounting plates 41 are respectively connected to the vertical plate 101 by pads 413, and the two ends of the beam 42 are respectively connected to the two parallel and opposite mounting plates 41 , used to install the suction nozzle 43, the suction nozzle 43 faces the paper surface of the paper pile 6 on the paper feed frame 31, so as to absorb a single paper; the first paper feed roller 46 and the pinch roller shaft 44 are all located above the beam 42, press The wheel 45 is installed on the pinch roller shaft 44 to cooperate with the first paper feed roller 46 to transport the paper sucked by the suction nozzle 43; plate 41, and the swing rod 47 is connected with a tension spring 49, the other end of the tension spring 47 is connected to the mounting plate 41, and the two ends of the first paper feed roller 46 are respectively equipped with a swing rod sprocket 410 and a cam 48, and the cam 48 is connected with a connecting rod 414 for driving the swing rod 47 so that the swing rod 47 drives the pinch roller shaft 44 to approach or move away from the first paper feed roller 46 . High-speed operation can be realized through the drive of the cam 48, which ensures stable transmission when the transmission speed is guaranteed.

The transmission mechanism includes a first servo motor 415, a seventh reduction motor 416 and a fourth rotating shaft 417. Pulleys are respectively installed at one end of the first servo motor 415 and the first paper feed roller 46 for belt connection. The two ends of the fourth rotating shaft 417 Sprockets are installed at the ends respectively, and the seventh reduction motor 416 is equipped with a sprocket to drive the fourth rotating shaft 417 to rotate through the chain, and the sprocket on the fourth rotating shaft 417 drives the swing bar sprocket 410 to rotate.

The support beam 411 is located above the first paper feed roller 46 and the pinch roller shaft 44. The support beam 411 is equipped with a paper separation sheet 412 through the paper separation seat, which can avoid the suction nozzle sucking two sheets of paper caused by the suction of the paper under high-speed operation. Happening. One end of the mounting plate 41 close to the pinch wheel shaft 44 is mounted with a limit spring 418 .

In this embodiment, continuing to combine Figure 14 and Figure 15, the paper clamping mechanism includes a baffle 51, a square beam 52, an end plate 53, a second paper feed roller 54 and a pressure roller 55, the square beam 52 is a hollow beam, two The end plates 53 are cross-shaped and respectively connected to the two ends of the square beam 52, a paper passage 56 is formed between every two baffles 51, and the four paper passages 56 are cross-shaped and communicate with each other in the square beam 52. The two baffles 51 forming each paper passage 56 are respectively provided with elongated holes 57 and a plurality of rectangular holes 58 along the length direction, and the two ends of the second paper feed roller 54 are respectively connected to two opposite end plates 53 in rotation. and a part of the outer surface of the second paper feed roller 54 extends into the elongated hole 57, and a plurality of paper pressing rollers 55 are respectively installed on the square beam 52 through the paper pressing roller seat 509, and a part of each paper pressing roller 55 respectively extend into corresponding rectangular holes 58 to cooperate with the second paper feeding roller 54 to transport the paper entering the corresponding paper passage.

In this embodiment, the turning mechanism includes a second servo motor 510, a third servo motor 511, a fourth servo motor 513, a planetary reducer 514, a belt pulley 515, a small shaft 516, a sprocket and a pulley, and two of the second servo motors The two paper feed rollers 54 are respectively driven by the third servo motor 511 and the fourth servo motor 513, and the other two second paper feed rollers 54 are equipped with pulleys, so as to realize the rotation of the four second paper feed rollers 54, Two small shafts 516 are respectively connected to the end plate 53, and are connected in rotation with the vertical plate 101. One of the small shafts 516 is driven to rotate by the second servo motor 510 through the planetary reducer 514, and the intermediate pulley 515 is installed on the bobbin 516. The second servo motor 510 is used to drive the square beam 52 to turn over 90°.

The working principle of an intelligent paper feeding device in the present invention is that the paper stack 6 is put into the paper stack lifting part 2, and then the paper stack 6 moves upward under the push of the paper support frame 207. When the paper stack 6 and the paper stop bar When in contact, it stops automatically, the operator pulls out the paper retaining lever, and the paper stack 6 turns over and falls onto the paper feeding frame. At this time, the non-stop connection operation of the previous stack of paper and the next stack of paper is completed. The paper stack 6 continues to advance under the push of the paper pusher, and the paper on the upper layer of the paper stack 6 reaches the paper suction and delivery part, and the paper is transferred upwards by the suction nozzle 43, and then the paper is identified by the industrial camera installed in the paper stack conveying part forward and reverse, and transmit the signal to the paper reversing part 5, the paper reversing part 5 determines whether the paper reversing part 5 rotates forward or reverse according to the information of the industrial camera, and then passes through the second paper feeding roller 54 installed on the paper reversing part 5 Feed paper to the host.

Embodiments of the present invention have been described above in conjunction with the accompanying drawings, but the present invention is not limited to the above-mentioned specific implementations, and the above-mentioned specific implementations are only illustrative, rather than restrictive, and those of ordinary skill in the art will Under the enlightenment of the present invention, many forms can also be made without departing from the gist of the present invention and the protection scope of the claims, and these all belong to the protection of the present invention.

Claims (10)

1. An intelligent paper feeding device, characterized in that, comprising The frame includes two vertical plates facing each other in parallel; A paper stack lifting part, which is installed at one end of the frame and is located between the two vertical plates, is used to drive the paper stack to move upwards and make the paper stack fall into the frame after turning over; The paper stack conveying part includes a paper pushing frame and a paper feeding frame, the paper feeding frame is installed on the other end of the frame, and the conveying surface of the paper feeding frame faces upward, and the paper pushing frame is slidably installed on the The lower end of the frame is used to push the paper stack falling onto the paper pushing frame to move away from the paper stack lifting part; A paper-absorbing and paper-delivering part, which is located above the paper stack conveying part, is used to absorb a single sheet of paper and drive it to move upward; A paper reversing part, which is located above the paper-absorbing and paper-delivering part, the paper reversing part includes a paper front and back judging unit, a paper clamping mechanism and a reversing mechanism, and the paper front and back judging unit is installed on the paper stack conveying part The side facing the paper stack is used to judge the front and back of the paper. The paper clamping mechanism is rotatably installed between the two vertical plates. The turning mechanism is connected to the paper clamping mechanism and is used to obtain the paper positive and negative judgment unit. After judging the positive and negative signals of the paper, the paper clamping mechanism is driven to rotate forward or reverse, so that the papers coming out of the paper clamping mechanism in sequence are arranged in the same positive and negative direction. 2. An intelligent paper feeding device according to claim 1, characterized in that the paper stack lifting part comprises a first side plate, a first conveying roller, a second conveying roller, a first belt roller, and a lifting beam , the first guide rail and the first reduction motor, the two first side plates are parallel to each other, the first conveying roller and the second conveying roller are respectively rotatably mounted on opposite ends of the first side plate, and the first A plurality of belts are sleeved between the first conveying roller and the second conveying roller, sprockets are respectively provided at one end of the two first conveying rollers, and are connected to the first reduction motor through a chain, and the plurality of the first conveying rollers A belt roller is located between the two first conveying rollers, and arranged in sequence along the length direction of the first side plate, for abutting against the inner side of the belt; the two first side plates A first guide rail is respectively provided along the length direction on the opposite inner side, and a paper support frame is provided in the middle of the lifting beam for holding paper stacks, and the two ends of the lifting beam are respectively connected to the first guide rails through sliders up to ascend or descend through the chain. 3. An intelligent paper feeding device according to claim 2, characterized in that, each of the two sides of the belt is respectively provided with a first retaining sleeve sleeved on one of the first belt rollers , to space a plurality of said belts. 4. A kind of intelligent paper feeding device according to claim 3, characterized in that, a first connecting rod is provided between the first conveying roller and the first idler roller adjacent thereto, and the first connecting rod Both ends of the rod are respectively connected to the two first side plates, and a plurality of bridge plates are connected to the side rods to separate two adjacent belts. 5. A kind of intelligent paper feeding device according to claim 1, characterized in that, the paper feeding frame comprises a second side plate, a third conveying roller, a fourth conveying roller, a second belt roller, and a second guide rail , the fourth reduction motor, the fifth reduction motor, the second hanging block, the second sliding block, the second rotating shaft and the first fixed sprocket, the two second side plates are parallel and opposite, the third conveying roller and the first The four conveying rollers are respectively rotatably mounted on opposite ends of the second side plate, and a plurality of belts are sleeved between the third conveying roller and the second conveying roller; the second guide rail is arranged along the height direction of the vertical plate , the opposite outer sides of the two second side plates are respectively provided with a second sliding block to move up and down along the second guide rail; the second sliding block is provided with a hanging block; the fourth reduction motor, the second rotating shaft and the first fixed sprocket are respectively arranged above the third conveying roller, and the motor sprocket is arranged on the fifth deceleration motor, and the motor sprocket goes around the sprocket on the second rotating shaft and the first fixed sprocket through the chain in turn. After a certain sprocket is connected with the hanging block, the paper stack is driven up or down by the hanging block. 6. A kind of intelligent paper feeding device according to claim 5, characterized in that, a paper stack width adjustment mechanism is provided on the paper feed frame, and the paper stack width adjustment mechanism includes a slide bar, a long screw, a fixed support block, screw mandrel, adjusting screw rod, adjusting handle, side baffle connecting block and side baffle plate, the slide bar and the long screw rod are parallel to each other and connected by the fixed support block, the two ends of the long screw rod are respectively connected with the first sliding block connection, the two screw rods are respectively sleeved on the two ends of the long screw rod, and the screw rod at one end is sleeved with an adjusting screw rod, and the adjusting screw rod protrudes from the end outside the vertical plate The adjustment handle is connected; the side baffle connecting block is provided with a hole for the slide bar and the long screw to pass through, and the two side baffles are respectively connected to the two side baffle connecting blocks. 7. A kind of intelligent paper feeding device according to claim 5, characterized in that, the paper pushing frame comprises a third guide rail, a pushing frame, a sixth reduction motor, a third rotating shaft, a tensioning sprocket and a second fixed The sprocket wheel, the two third guide rails are respectively installed on the two vertical plates and are opposite, and the two third guide rails are respectively connected with the push frame through the second first sliding block; the sixth reduction motor , the third rotating shaft, the tensioning sprocket and the second fixed sprocket are successively arranged on the vertical plate along the direction gradually approaching the lifting part of the paper stack, and the center of the tensioning sprocket is located at the second fixed sprocket Above, the chain that bypasses the sprocket on the sixth reduction motor, the sprocket on the third shaft and the second fixed sprocket passes through the slider on the push frame in order to drive the push frame to push the paper stack close to the suction Paper Delivery Department. 8. An intelligent paper feeding device according to claim 1, characterized in that, the paper-absorbing and paper-delivery unit includes a mounting plate, a beam, a suction nozzle, a pinch roller shaft, a pinch wheel, a first paper feed roller, and a transmission mechanism , the two ends of the crossbeam are respectively connected to the two parallel and opposite mounting plates for installing the suction nozzle, and the suction nozzle faces the paper surface of the paper stack on the paper feeding frame, so as to Absorb a single paper; both the first paper feed roller and the pinch wheel shaft are located above the beam, and the pinch wheel is mounted on the pinch wheel shaft to cooperate with the first paper feed roller to transport paper that is absorbed by the suction nozzle. paper; the two ends of the pressure roller shaft are respectively connected to the swing rod, the upper end of the swing rod is connected to the mounting plate, and the two ends of the first paper feeding roller are respectively equipped with cams for driving the The swing rod makes the swing rod drive the pinch roller shaft to approach or move away from the first paper feeding roller. 9. A kind of intelligent paper feeding device according to claim 1, characterized in that, the paper clamping mechanism comprises a baffle plate, a square beam, an end plate, a second paper feed roller and a pressure roller, and the square beam is Hollow beam, the two end plates are cross-shaped and respectively connected to the two ends of the square beam, a paper passage is formed between every two baffles, and the four paper passages are cross-shaped The square beams communicate with each other, and the two baffles forming each of the paper passages are respectively provided with a long hole and a plurality of rectangular holes along the length direction, and the two ends of the second paper feeding roller are respectively Rotationally connected to the two opposite end plates, and a part of the outer surface of the second paper feed roller extends into the elongated hole, and a plurality of the press rollers are installed on the press roller seats respectively. On the above-mentioned square beam, a part of each of the pressure rollers protrudes into the corresponding rectangular hole, so as to cooperate with the second paper-feeding roller to transport the paper into the corresponding paper-passing channel. 10. A kind of intelligent paper feeding device according to claim 9, characterized in that, the turning mechanism comprises a second servo motor, a third servo motor, a fourth servo motor and a small shaft, wherein two of the second The paper feed rollers are respectively driven by the third servo motor and the fourth servo motor, and the other two second paper feed rollers are equipped with pulleys, so as to realize the rotation of the four second paper feed rollers; The small shafts are respectively connected to the end plates and rotatably connected to the vertical plate, and one of the small shafts is driven to rotate by the second servo motor to drive the square beam to turn over by 90°.