CN219469189U

CN219469189U - Paper feeding mechanism

Info

Publication number: CN219469189U
Application number: CN202320557815.4U
Authority: CN
Inventors: 姜杨助; 吴金珲
Original assignee: Shenzhen Yingjiahua Equipment Co ltd
Current assignee: Shenzhen Yingjiahua Equipment Co ltd
Priority date: 2023-03-21
Filing date: 2023-03-21
Publication date: 2023-08-04
Anticipated expiration: 2033-03-21

Abstract

The utility model discloses a paper feeding mechanism, which comprises a frame, wherein the frame is provided with a conveying belt and at least two paper pressing plates, the paper pressing plates are fixedly connected with the frame, the paper pressing plates are arranged above the conveying belt, the paper pressing plates are provided with a plurality of round holes for limiting clamping beads, and the beads are rotationally connected with the paper pressing plates; the utility model reduces the use of redundant paper pressing shafts, the paper pressing plates are arranged on the conveyor belt for conveying paper, the beads capable of freely rolling are clamped on the paper pressing plates, the paper pressing plates are arranged above the conveyor belt, the conveyor belt is responsible for forward feeding paper, and the beads are always abutted with the paper in the process of conveying and correspondingly roll along the feeding direction of the paper, so that the paper pressing plates can prevent paper from wrinkling, reduce the manufacturing cost of the mechanism and improve the space utilization rate; after the paper is cut in sections, the paper does not need to be repeatedly leveled by hands, and the paper is conveyed to one end of the paper pressing plate and then is gently pressed on the conveying belt by the upper beads for feeding.

Description

Paper feeding mechanism

Technical Field

The utility model relates to the technical field related to paper conveying and flattening, in particular to a paper feeding mechanism.

Background

Paper feeding mechanisms are generally required in existing printers and paper machines, and two modes are generally adopted by the existing paper feeding mechanisms for smooth and wrinkle prevention of paper feeding: firstly, compacting paper by placing paper pressing shafts at different positions; and secondly, under the condition of paper feeding on the same plane, the purpose of smooth paper feeding is achieved by adding a plurality of paper pressing shafts.

The utility model provides a current copy paper conveying supporting mechanism of preventing fold, application number 202121887623.7 discloses a copy paper conveying supporting mechanism of preventing fold, which comprises a base plate, the upper end of bottom plate is fixed with the fixed plate, the spacing groove has been seted up to the upper end of bottom plate, the upper end of bottom plate is provided with the splint, the bottom mounting of splint has the stopper, the inboard of splint is provided with first spacing roller, spacing hole has been seted up to the inboard of fixed plate, the outside of splint is fixed with the gag lever post, the outside of gag lever post is provided with the spring, the inboard of fixed plate is provided with the second spacing roller, the inboard of fixed plate is provided with the home roll.

The main anti-wrinkling method of the utility model is to tension the paper in transportation by using a clamping plate and convey the paper by matching with a plurality of paper pressing shafts (corresponding to a first limit roller and a second limit roller as well as a main roller and an auxiliary roller which are described in the prior art); the utility model has the following defects: the increase of the paper pressing shaft can increase the manufacturing cost of the equipment; the distributed arrangement of a plurality of paper pressing shafts can cause space waste of enterprises; the tension of the paper needs to be adjusted according to the toughness of different papers, and the paper feeding efficiency is affected.

Disclosure of Invention

The utility model aims to provide a paper feeding mechanism which overcomes the defects in the prior art.

In order to achieve the above object, the present utility model provides the following technical solutions:

the utility model provides a paper feeding mechanism, includes the frame, the frame is provided with conveyer belt and two at least paper pressing boards, paper pressing board and frame fixed connection, paper pressing board erect in the top of conveyer belt, paper pressing board is provided with a plurality of round holes that are used for spacing joint pearl, the pearl is connected with paper pressing board rotation.

Further stated, the frame is further provided with a paper feeding assembly, the paper feeding assembly comprises a first driving shaft and a plurality of auxiliary pressing wheels, two ends of the first driving shaft are rotatably connected with the frame through bearings, a first motor is fixedly arranged on the side wall of the frame, the output end of the first motor penetrates through one side of the frame to be in transmission connection with the first driving shaft, the first driving shaft is connected with a plurality of paper feeding wheels in series, and the auxiliary pressing wheels are hinged with the frame.

Further, the frame extends forwards to be provided with a relay board, and the paper pressing boards are fixedly arranged on two sides of the relay board.

Further, the tail end of the relay board is hinged with a swing rod, and the tail end of the swing rod is hinged with a secondary roller for changing the paper outlet direction.

Further stated, the conveyor belt is located at one end of the paper feeding assembly, and a guide roller is disposed at the other end of the paper feeding assembly, and is rotatably connected with the frame.

Further stated, the surface annular array type inward recess of the paper feeding wheel forms a plurality of anti-slip grooves, the auxiliary pressing wheel is fixedly provided with a swinging bracket, the swinging bracket comprises a hinge shaft and a plurality of swinging rods, the auxiliary pressing wheel is fixedly arranged at the tail end of the swinging rods, a plurality of swinging rods are fixedly connected with the hinge shaft, and the hinge shaft is rotationally connected with the frame.

The conveying belt comprises a second driving shaft, a belt and a driven shaft, the side walls of the second driving shaft and the driven shaft are covered by the tight edges of the belt, edge guiding grooves are respectively formed in the edges of two sides of one surface of the belt, which is contacted with paper, a plurality of baffle plates are integrally formed at one tail end of each edge guiding groove, and the baffle plates are obliquely arranged on the edge guiding grooves and extend to the periphery; the frame is fixedly provided with a second motor, and the output end of the second motor penetrates through the side wall of the frame and is rotationally connected with the tail end of the second driving shaft.

Further stated, the frame extends forward and is provided with the relay board, the below in relay board both sides is fixed through L type panel beating in the limit groove of drawing.

Further stated, the top of the frame is also provided with a paper cutting assembly, and the paper cutting assembly is positioned between the paper feeding assembly and the conveying belt.

Further stated, the paper cutting assembly comprises a lifting cylinder penetrating through the frame, a cutter and a pair of guide rods, wherein the bottom ends of the guide rods and the piston rods of the lifting cylinder are fixedly connected with the cutter respectively, the cylinder body of the lifting cylinder is fixedly connected with the frame, the top of the frame is provided with a bearing in an embedded mode, and the guide rods are connected with the frame in a sliding mode through the bearing.

Compared with the prior art, the utility model has the following beneficial effects:

the utility model reduces the use of redundant paper pressing shafts, the paper pressing plates are arranged on the conveyor belt for conveying paper, the beads capable of freely rolling are clamped on the paper pressing plates, the paper pressing plates are arranged above the conveyor belt, the conveyor belt is responsible for forward feeding paper, and the beads are always abutted with the paper in the process of conveying and correspondingly roll along the feeding direction of the paper, so that the paper pressing plates can prevent paper from wrinkling, reduce the manufacturing cost of the mechanism and improve the space utilization rate; after the paper is cut in sections, the paper does not need to be repeatedly leveled by hands, and the paper is conveyed to one end of the paper pressing plate and then is gently pressed on the conveying belt by the upper beads for feeding.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a perspective semi-sectional view of the present utility model;

fig. 3 is a partial structural schematic view of the paper pressing plate.

The drawings are marked with the following description:

the automatic paper feeding device comprises a 1-conveying belt, a 2-paper pressing plate, a 3-rack, a 4-round hole, a 5-first driving shaft, a 6-paper feeding wheel, a 7-auxiliary pressing wheel, an 8-relay plate, a 9-swing rod, a 10-auxiliary roller, an 11-guide roller, 12-beads, a 13-swing bracket, a 14-edge guiding groove, a 15-baffle plate, a 16-second motor, a 17-second driving shaft, an 18-belt and a 19-driven shaft.

Description of the embodiments

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When the number of one element is referred to as being "plural," it may be any number of two or more. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

The present utility model will be described in detail with reference to the following embodiments shown in the drawings:

as shown in fig. 1-3, in this embodiment, a paper feeding mechanism is provided, which includes a frame 3, the frame 3 is provided with a conveyor belt 1 and at least two paper pressing boards 2, the paper pressing boards 2 are fixedly connected with the frame 3, the paper pressing boards 2 are erected above the conveyor belt 1, the paper pressing boards 2 are provided with a plurality of round holes 4 for limiting and clamping the beads 12, the beads 12 are rotationally connected with the paper pressing boards 2, and referring to fig. 3, the aperture of the round holes 4 is slightly smaller than or equal to the diameter of the beads 12, because the surface apertures of two sides of the round holes 4 on the paper pressing boards 2 are smaller than the section of the large diameter of the beads 12, the paper pressing boards 2 can clamp the section of the largest diameter of the beads 12 in the middle of the board layer of the paper pressing boards 2, so as to achieve the purpose of clamping; the inner wall of the round hole 4 can be attached to the radian of the bead 12, and the thickness of the paper pressing plate 2 is not high, so that the bead 12 can rotate on the round hole 4. The beads 12 are preferably stainless steel beads with smooth surfaces.

The frame 3 is also provided with a paper feeding assembly, the conveyer belt 1 is positioned at one end of the paper feeding assembly, the other end of the paper feeding assembly is provided with a guide roller 11, the guide roller 11 is rotatably connected with the frame 3, the guide roller 11 is positioned at one paper feeding end of the paper feeding assembly, and when paper is fed, the paper can be guided to enter a correct direction, so that the paper feeding assembly is convenient to be further pressed and connected with the paper in a pressing way. The paper feeding assembly comprises a first driving shaft 5 and a plurality of auxiliary pressing wheels 7, wherein two tail ends of the first driving shaft 5 are rotatably connected with the frame 3 through bearings, a first motor is fixedly arranged on the side wall of the frame 3, the output end of the first motor penetrates through one side of the frame 3 and is in transmission connection with the first driving shaft 5, the first driving shaft 5 is connected with a plurality of paper feeding wheels 6 in series, and the auxiliary pressing wheels 7 are hinged with the frame 3; further, in order to prevent the paper from being retained, tensioned and torn due to slipping during paper feeding, the surface of the paper feeding wheel 6 is concavely provided with a plurality of anti-slip grooves in an annular array manner, the auxiliary pressing wheel 7 is fixedly provided with a swinging bracket 13, the swinging bracket 13 is used for pulling up the hinge shaft to replace the paper or adjust the paper when the paper is required to be withdrawn, the swinging bracket 13 comprises a hinge shaft and a plurality of swinging rods, the auxiliary pressing wheel 7 is fixedly arranged at the tail end of the swinging rods, the swinging rods are fixedly connected with the hinge shaft, the hinge shaft is rotatably connected with the frame 3, the tail end of the hinge shaft is fixedly provided with a turnover handle, and the auxiliary pressing wheel 7 is turned around the hinge shaft through the turnover handle.

The frame 3 extends forward and is provided with relay board 8, and the paper pressing board 2 passes through the fixed both sides that set up in relay board 8 of fixed strip, and the end of relay board 8 articulates there is pendulum rod 9, and the end of pendulum rod 9 articulates there is the vice roller 10 that is used for changing paper output direction, and pendulum rod 9 can change the position about vice roller 10 and adjust the direction of final paper output.

The conveyor belt 1 comprises a second driving shaft 17, a belt 18 and a driven shaft 19, the feeding of the paper is mainly powered by the conveyor belt 1, and the belt 18 is in direct contact with the paper and provides a feeding force. The belt 18 is tightly covered on the side walls of the second driving shaft 17 and the driven shaft 19, so that in order to prevent the deviation of the paper in the direction on the conveying belt 1, edge guiding grooves 14 are respectively arranged on the two side edges of one surface of the belt 18 contacted with the paper to guide, and the edge guiding grooves 14 are fixedly arranged below the two sides of the relay board 8 through L-shaped metal plates; a plurality of baffle plates 15 are integrally formed at one end of the edge guiding groove 14, the baffle plates 15 are obliquely arranged on the edge guiding groove 14 and extend to the periphery, and the tail end of the paper after cutting can be guided into the edge guiding groove 14 through the arrangement of the obliquely arranged baffle plates 15; the frame 3 is fixedly provided with a second motor 16, and the output end of the second motor 16 penetrates through the side wall of the frame 3 and is rotationally connected with the tail end of a second driving shaft 17 so as to control the operation of the conveyer belt 1.

In order to meet the requirements of the length of each paper and the recovery amount of each roll of paper, a paper cutting assembly is also erected on the top of the frame 3, and the paper being conveyed is cut. The paper cutting assembly is positioned between the paper feeding assembly and the conveying belt 1; the paper cutting assembly comprises a lifting cylinder penetrating through the frame 3, a cutter and a pair of guide rods, wherein the tail ends of the bottoms of the guide rods and the piston rods of the lifting cylinder are fixedly connected with the cutter respectively, the cylinder body of the lifting cylinder is fixedly connected with the frame 3, the top of the frame 3 is provided with a bearing in an embedded mode, and the guide rods are connected with the frame 3 in a sliding mode through the bearing. The lifting cylinder is used for controlling the cutter to move up and down to cut paper, when a new cut of the cut paper can be reintroduced between the conveyor belt 1 and the paper pressing plate 2 on the baffle 15 on the edge guiding groove 14, and the paper cutting assembly is positioned on one side of the tail end of the paper pressing plate 2, so that the new cut of the paper can quickly reach the lower surface of the paper pressing plate 2 without wrinkling.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features of the above-described embodiments are not described for brevity, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description, and it is also possible for those skilled in the art to make several variations and modifications without departing from the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The utility model provides a paper feeding mechanism, includes frame, its characterized in that: the frame is provided with conveyer belt and two at least paper pressing boards, paper pressing board and frame fixed connection, paper pressing board erect in the top of conveyer belt, paper pressing board is provided with a plurality of round holes that are used for spacing joint pearl, the pearl is connected with paper pressing board rotation.

2. A paper feed mechanism as set forth in claim 1, wherein: the machine frame is further provided with a paper feeding assembly, the paper feeding assembly comprises a first driving shaft and a plurality of auxiliary pressing wheels, two ends of the first driving shaft are rotatably connected with the machine frame through bearings, a first motor is fixedly arranged on the side wall of the machine frame, the output end of the first motor penetrates through one side of the machine frame to be in transmission connection with the first driving shaft, the first driving shaft is connected with the plurality of paper feeding wheels in series, and the auxiliary pressing wheels are hinged with the machine frame.

3. A paper feed mechanism as set forth in claim 1, wherein: the frame extends forward and is provided with the relay board, the cardboard is pressed fixedly to set up in the both sides of relay board.

4. A paper feed mechanism as claimed in claim 3, wherein: the tail end of the relay board is hinged with a swing rod, and the tail end of the swing rod is hinged with a secondary roller for changing the paper discharging direction of paper.

5. A paper feed mechanism as set forth in claim 2, wherein: the conveyer belt is located the one end of paper feed subassembly, and the other end of paper feed subassembly is equipped with the guide roller, the guide roller with the frame swivelling joint.

6. A paper feed mechanism as set forth in claim 2, wherein: the surface annular array type inward recessing of the paper feeding wheel forms a plurality of anti-slip grooves, the auxiliary pressing wheel is fixedly provided with a swinging bracket, the swinging bracket comprises a hinge shaft and a plurality of swinging rods, the auxiliary pressing wheel is fixedly arranged at the tail end of the swinging rods, the swinging rods are fixedly connected with the hinge shaft, and the hinge shaft is rotatably connected with the frame.

7. A paper feed mechanism as set forth in claim 1, wherein: the conveying belt comprises a second driving shaft, a belt and a driven shaft, the side walls of the second driving shaft and the driven shaft are covered by the tight edges of the belt, edge guiding grooves are respectively formed in the edges of two sides of one surface of the belt, which is contacted with paper, a plurality of baffle plates are integrally formed at one tail end of each edge guiding groove, and the baffle plates are obliquely arranged on the edge guiding grooves and extend to the periphery; the frame is fixedly provided with a second motor, and the output end of the second motor penetrates through the side wall of the frame and is rotationally connected with the tail end of the second driving shaft.

8. The paper feed mechanism of claim 7, wherein: the frame extends forward and is provided with the relay board, draw the limit groove through L type panel beating fixed the setting in the below of relay board both sides.

9. A paper feed mechanism as set forth in claim 2, wherein: the top of frame has still erect the paper cutting subassembly, the paper cutting subassembly is located between paper feeding subassembly and the conveyer belt.

10. A paper feed mechanism as set forth in claim 9, wherein: the paper cutting assembly comprises a lifting cylinder penetrating through the frame, a cutter and a pair of guide rods, wherein the tail ends of the bottoms of the guide rods and the piston rods of the lifting cylinder are fixedly connected with the cutter respectively, the cylinder body of the lifting cylinder is fixedly connected with the frame, a bearing is embedded in the top of the frame, and the guide rods are connected with the frame in a sliding mode through the bearing.