CN211569506U

CN211569506U - Front edge paper conveying device

Info

Publication number: CN211569506U
Application number: CN201922230933.0U
Authority: CN
Inventors: 何田军
Original assignee: Anhui Innovo Print Machinery Manufacturing Co ltd
Current assignee: Anhui Innovo Print Machinery Manufacturing Co ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-09-25
Anticipated expiration: 2029-12-12

Abstract

The utility model discloses a leading edge paper conveying device, which comprises a frame, wherein a working table surface is arranged on the frame, the worktable surface is provided with a paper placing rack, the rear side of the rack is provided with a paper feeding roller, the side surface of the rack is provided with a transmission device, the transmission device comprises a servo motor, a synchronous belt, a plurality of overrunning belt wheels, a first tension wheel and a second tension wheel, the servo motor is connected with the overrunning belt wheel through a synchronous belt, a plurality of roller shafts are arranged in the frame, the roller shaft is provided with a plurality of paper conveying rollers and is arranged on the frame through a bearing, the overrunning belt wheel is arranged at the end part of the roller shaft, two deep groove ball bearings are arranged between the overrunning belt wheel and the end part of the roller shaft, and a one-way bearing is arranged between the two deep groove ball bearings, so that the whole paper conveying is stable, the noise is low, and the surface abrasion of the roller is low.

Description

Front edge paper conveying device

Technical Field

The utility model relates to a paper article preparation machinery technical field, in particular to leading edge paper feeding device.

Background

The paper pasting machine is a machine for pasting and pasting two pieces of paper together, and generally comprises a paper feeding mechanism, a paper pasting mechanism and a paper pressing mechanism, wherein the paper feeding mechanism consists of an upper layer mechanism and a lower layer mechanism, and the paper pasting mechanism consists of the upper layer mechanism and the lower layer mechanism.

However, in the prior art, because the worktable of the current paper conveying device is floating, when the paper is output to the paper conveying roller, the worktable rises higher than the upper surface of the paper conveying roller wheel, the paper falls down from the worktable after being output, the roller continues to convey the paper, the worktable floats up and down, the noise is high, the paper conveying is unstable, and the abrasion of the roller surface is serious.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a leading edge paper feeding device, whole paper feeding is stable, and the noise is less, and gyro wheel surface wear is less.

In order to solve the technical problem, the utility model discloses a technical scheme does:

the utility model provides a leading edge paper feeding device, includes the frame, be equipped with table surface in the frame, table surface is last to be equipped with paper article rack, the rear side of frame is equipped with paper feed roller, the side of frame is equipped with transmission, transmission includes servo motor, hold-in range, a plurality of band pulley, first take-up pulley and second take-up pulley of surmounting, servo motor passes through the hold-in range and connects surmounting band pulley, be equipped with a plurality of roller shafts in the frame, be equipped with a plurality of paper feed gyro wheels on the roller shaft, the roller shaft passes through the bearing and installs in the frame, surmounting band pulley sets up the tip of roller shaft, be equipped with two deep groove ball bearings between the tip of surmounting band pulley and roller shaft, be equipped with one-way bearing between two deep groove.

Preferably, the number of the roller shafts is 4, and the axes of the 4 roller shafts are consistent in height.

Preferably, the number of the overrunning pulleys is 4, and the axes of the 4 overrunning pulleys are consistent in height.

Preferably, the first tensioning wheel is arranged between the overrunning belt wheels, and the axial height of the first tensioning wheel is lower than that of the overrunning belt wheels.

Preferably, the second tension pulley is disposed between the overrun pulley and the servo motor.

Preferably, the one-way bearing is in key connection with the roller shaft.

By adopting the technical scheme, the workbench is fixed, so that the integral paper conveying device for the front edge paper conveying device is stable in overall paper conveying and low in noise, and due to the one-way bearing, when the input power stops, the paper is driven by the paper conveying roller to control the lower paper conveying roller shaft to be clutched with the overrunning belt wheel, so that the roller is clutched independently, and after the roller loses the power, the roller can not abrade the wheel surface due to the static paper and the rotation of the roller along with the paper under the driving of the paper conveying roller.

Drawings

Fig. 1 is a front view of a leading edge paper feeder of the present invention;

fig. 2 is a top view of a leading edge paper feeder of the present invention;

fig. 3 is a partially enlarged sectional view of a portion a in fig. 2.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

As shown in fig. 1 to 3, a front edge paper feeding device comprises a frame, a working table 7 is arranged on the upper surface of the frame, a paper placing rack 6 is arranged on the working table, paper is placed in the paper placing rack 6, a paper feeding roller 8 is arranged on the rear side of the frame, the paper is conveyed to the paper feeding roller 8 through the working table 7, a transmission device is arranged on the side surface of the frame and provides power for the operation of the whole device, the transmission device comprises a servo motor 11, a synchronous belt 10, a plurality of overrunning belt wheels 5, a first tensioning wheel 9 and a second tensioning wheel 12, a plurality of roller shafts 2 are arranged in the frame, a plurality of paper feeding rollers 1 are arranged on the roller shafts 2, the roller shafts 2 are arranged on the frame through bearings, the overrunning belt wheels 5 are arranged at the end parts of the roller shafts 2, two deep groove ball bearings 3 are arranged between the overrunning belt wheels 5 and the end parts of the roller shafts 2, a one-, a servo motor 11 is connected with an overrunning belt wheel 5 through a synchronous belt 10, the servo motor 11 acts to drive the synchronous belt 10 to move, the synchronous belt 10 drives the overrunning belt wheel 5 to rotate and further drives a roller shaft 2 to rotate, the roller shaft 2 drives a paper conveying roller 1 to rotate, paper is conveyed from a workbench 7 to the paper conveying roller 8 under the action of negative pressure, the paper is driven by the paper conveying roller 8 to control the lower paper conveying roller shaft 2 to be in clutch with the overrunning belt wheel 5, the overrunning belt wheel 5 consists of a belt wheel and a one-way bearing 4, the paper conveying roller 1 is in unpowered input after being in clutch, the paper is gradually separated from each paper conveying roller 1, and each roller shaft 2 stops rotating in sequence according to the paper conveying position, so that the problem that the roller shaft 2 cannot stop alone is solved, and if the roller cannot be in independent clutch, the static paper of the roller can wear the roller surface under; the number of the roller shafts 2 is 4, the axial heights of the 4 roller shafts 2 are consistent and are arranged side by side, and proper intervals are selected among the roller shafts 2, so that the paper conveying requirements of paper with different sizes on the working table surface 7 can be met, and the practicability is high; the number of the overrunning belt wheels 5 is 4, the axial heights of the 4 overrunning belt wheels 5 are consistent, the overrunning belt wheels 5 are arranged at the end parts of the roller shafts 2 and are consistent with the number of the roller shafts 2, and the overrunning belt wheels 5 drive the roller shafts 2 to rotate during working; the first tensioning wheel 9 is arranged between any two of the 4 overrunning belt wheels 5, a synchronous belt 10 between the overrunning belt wheels 5 can be effectively tensioned, the failure condition that the overrunning belt wheels 5 slip during operation is avoided, the axial height of the first tensioning wheel 9 is lower than that of the overrunning belt wheels 5, no redundant position is arranged on the roller shaft 2 for mounting the first tensioning wheel 9 due to the arrangement of the whole frame, and the first tensioning wheel 9 can only be mounted on the lower side of the roller shaft 2 due to the short distance and fixed position between the roller shafts 2; the second tensioning wheel 12 is arranged between the overrunning belt wheel 5 and the servo motor 11, and the arrangement of the second tensioning wheel 12 can improve the reliability of belt transmission and further avoid the condition of belt wheel slipping; the one-way bearing 4 is in key connection with the roller shaft 2, the key connection is simple and reliable, and the installation and the disassembly are convenient.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

1. The utility model provides a leading edge paper feed unit, includes the frame, its characterized in that: the paper feeding machine is characterized in that a working table top is arranged on the frame, a paper product placing frame is arranged on the working table top, a paper feeding roller is arranged on the rear side of the frame, a transmission device is arranged on the side face of the frame and comprises a servo motor, a synchronous belt, a plurality of overrunning belt wheels, a first tensioning wheel and a second tensioning wheel, the servo motor is connected with the overrunning belt wheels through the synchronous belt, a plurality of roller shafts are arranged in the frame, a plurality of paper feeding rollers are arranged on the roller shafts, the roller shafts are installed on the frame through bearings, the overrunning belt wheels are arranged at the end portions of the roller shafts, two deep groove ball bearings are arranged between the end portions of the overrunning belt wheels and the roller shafts, and one-way bearings are arranged.

2. A leading edge feed as set forth in claim 1, wherein: the number of the roller shafts is 4, and the axial heights of the 4 roller shafts are consistent.

3. A leading edge feed as set forth in claim 1, wherein: the number of the overrunning belt wheels is 4, and the axial heights of the 4 overrunning belt wheels are consistent.

4. A leading edge feed as set forth in claim 1, wherein: the first tensioning wheel is arranged between the overrunning belt wheels, and the axial height of the first tensioning wheel is lower than that of the overrunning belt wheels.

5. A leading edge feed as set forth in claim 1, wherein: the second tensioning wheel is arranged between the overrunning belt wheel and the servo motor.

6. A leading edge feed as set forth in claim 1, wherein: the one-way bearing is connected with the roller shaft in a key mode.