CN219055786U

CN219055786U - Paper rubbing booster in long arc type paper outlet channel

Info

Publication number: CN219055786U
Application number: CN202223082515.XU
Authority: CN
Inventors: 徐永强
Original assignee: Beijing Spirit Technology Development Co ltd
Current assignee: Beijing Spirit Technology Development Co ltd
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-05-23
Anticipated expiration: 2032-11-21

Abstract

The utility model discloses a paper rubbing booster in a long arc paper outlet channel, which comprises an arc-shaped outer shell, an arc-shaped inner shell, guide ribs, a paper rubbing rubber roller, a direct current motor and a photoelectric sensor, wherein the arc-shaped inner shell is arranged in the arc-shaped outer shell, a gap is formed between the outer cambered surface of the arc-shaped inner shell and the inner cambered surface of the arc-shaped outer shell to form the arc paper outlet channel, the guide ribs are arranged on the inner cambered surface of the arc-shaped outer shell and extend along the trend of the arc paper outlet channel, the paper rubbing rubber roller is rotatably fixed on the inner side of the arc-shaped inner shell, the roller surface of the paper rubbing rubber roller is exposed in the arc paper outlet channel, the exposed paper rubbing rubber roller is positioned on the side of the guide ribs, the direct current motor is fixed on the inner side of the arc-shaped inner shell and is in transmission connection with the paper rubbing rubber roller, the photoelectric sensor is fixed on the arc-shaped inner shell to detect the paper end of printing paper passing through the arc paper outlet channel, and the photoelectric sensor is electrically connected with the direct current motor to control the start and stop of the direct current motor. Under the guiding action of the guide ribs and the friction action of the paper rubbing rubber roller, the printing paper can slide out smoothly.

Description

Paper rubbing booster in long arc type paper outlet channel

Technical Field

The utility model relates to the technical field of printers, in particular to a paper rubbing power assisting device in a long-arc paper outlet channel.

Background

Printers are commonly used office equipment, and some printers use roll paper (such as printers for printing engineering drawings, and roll wax paper), and the roll paper cannot slide out smoothly in a curved and long channel, so that a device or structure for assisting in paper output needs to be designed.

Disclosure of Invention

Therefore, the utility model provides a paper rubbing booster in a long arc type paper outlet channel, which aims to solve the technical problem that paper roll type printing paper cannot smoothly slide out in a curved and long channel.

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

the utility model provides a rub paper booster unit in long arc paper passageway, includes arc shell, arc inner shell, direction muscle, rub paper rubber roll, direct current motor and photoelectric sensor, the arc inner shell sets up in the arc shell, the outer cambered surface of arc inner shell with have the clearance between the inner cambered surface of arc shell and form arc paper passageway, the direction muscle sets up on the inner cambered surface of arc outer shell and along the trend extension of arc paper passageway, rub paper rubber roll rotationally fix the inboard of arc inner shell just rub the roll surface of paper rubber roll and expose in the arc paper passageway, the paper rubber roll that rubs that exposes is located the side of direction muscle, direct current motor fixes the inboard of arc inner shell just with rub paper rubber roll transmission and be connected, photoelectric sensor fixes on the arc inner shell in order to detect the paper end of the printing paper of arc paper passageway, photoelectric sensor with direct current motor's start stop.

Further, the side panel of the arc-shaped inner shell is provided with a screw column, the side panel of the arc-shaped outer shell is provided with a screw hole at a position corresponding to the screw column, and the arc-shaped inner shell is fixed with the arc-shaped outer shell through screws.

Further, the paper rubbing booster device also comprises a rotating shaft, a belt wheel and a belt; a rotating shaft clamping groove is formed in the inner cambered surface of the arc-shaped inner shell, and the rotating shaft is rotatably clamped on the rotating shaft clamping groove; the belt wheels are fixed on the rotating shaft and a direct current motor shaft of the direct current motor; the belt is sleeved on the rotating shaft and the belt pulley on the direct current motor shaft; the paper rubbing window is arranged on the cambered surface of the cambered inner shell, and the paper rubbing rubber roller is fixed on the rotating shaft and is exposed out of the paper rubbing window.

Further, the two sides of the arc-shaped inner shell corresponding to the guide ribs are respectively provided with one paper rubbing window, two rotating shaft clamping grooves which are arranged at intervals are arranged between the two paper rubbing windows, and two ends of the rotating shaft are positioned at the paper rubbing windows and two ends of the rotating shaft are respectively provided with one paper rubbing rubber roller.

Further, a motor clamping groove is formed in the inner cambered surface of the arc-shaped inner shell, and the direct current motor is clamped in the motor clamping groove.

Further, a sensor mounting window is formed in the cambered surface of the arc-shaped inner shell, a sensor mounting clamping groove is formed in the inner cambered surface of the arc-shaped inner shell, and the photoelectric sensor is clamped in the sensor mounting clamping groove and is exposed out of the sensor mounting window.

Further, two guide ribs are arranged at intervals along the trend of the arc-shaped paper outlet channel, two exposed paper rubbing rubber rollers are arranged on two sides of each guide rib, and the photoelectric sensor is located between a paper inlet of the arc-shaped paper outlet channel and the first guide rib.

The utility model has the following advantages:

in the printing process, printing paper slides forward to enter an arc paper outlet channel, when the paper goes to the position of a photoelectric sensor, the photoelectric sensor is triggered, and a direct current motor works to drive a paper rubbing rubber roller to rotate; meanwhile, the front edge of the printing paper gradually slides downwards under the guiding action of the guide rib, so that the front edge of the printing paper is contacted with the paper rubbing rubber roller, and the printing paper continuously slides downwards under the action of the paper rubbing rubber roller, so that the printing paper smoothly slides out.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those skilled in the art from this disclosure that the drawings described below are merely exemplary and that other embodiments may be derived from the drawings provided without undue effort.

The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the scope of the utility model.

Fig. 1 is a schematic structural diagram of a paper rubbing booster device in a long arc paper outlet channel according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of a paper-rubbing booster in a long arc-shaped paper-discharging channel provided by an embodiment of the utility model;

FIG. 3 is a schematic view of the structure of an arc-shaped housing of a paper rubbing booster in a long arc-shaped paper outlet channel according to an embodiment of the present utility model;

fig. 4 is a schematic structural view of an arc-shaped inner housing of a paper rubbing booster in a long arc-shaped paper outlet channel according to an embodiment of the present utility model;

FIG. 5 is a schematic view of a structure of a paper rubbing booster device with an arc-shaped shell removed in a long arc-shaped paper outlet channel according to an embodiment of the present utility model;

fig. 6 is a partial enlarged view of an arc-shaped casing of a paper-rubbing booster in a long arc-shaped paper outlet channel according to an embodiment of the present utility model.

In the figure: the paper feeding device comprises a 1-arc-shaped outer shell, 11-guide ribs, 2-arc-shaped inner shells, 21-screw columns, 22-paper rubbing windows, 23-sensor mounting windows, 24-rotating shaft clamping grooves, 25-motor clamping grooves, 26-sensor mounting clamping grooves, 3-direct current motors, 4-belt wheels, 5-rotating shafts, 6-belts, 7-paper rubbing rubber rollers, 8-photoelectric sensors and 9-arc-shaped paper discharging channels.

Detailed Description

Other advantages and advantages of the present utility model will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The terms such as "upper", "lower", "left", "right", "middle" and the like are also used in the present specification for convenience of description, but are not intended to limit the scope of the present utility model, and the changes or modifications of the relative relationship thereof are considered to be within the scope of the present utility model without substantial modification of the technical content.

As shown in fig. 1 to 6, the present embodiment provides a paper-rubbing booster device in a long arc paper-discharging passage, which comprises an arc outer casing 1, an arc inner casing 2, a dc motor 3, a belt wheel 4, a rotating shaft 5, a belt 6, a paper-rubbing rubber roller 7 and a photoelectric sensor 8.

The arc-shaped inner shell 2 is arranged in the arc-shaped outer shell 1, a gap is formed between the outer cambered surface of the arc-shaped inner shell 2 and the inner cambered surface of the arc-shaped outer shell 1 to form an arc-shaped paper outlet channel 9, and the arc-shaped paper outlet channel 9 is provided with a paper inlet and a paper outlet. The side panel of the arc-shaped inner shell 2 is provided with a screw column 21, the side panel of the arc-shaped outer shell 1 is provided with a screw hole at a position corresponding to the screw column 21, and the arc-shaped inner shell 2 and the arc-shaped outer shell 1 are fixed through screws; typically two screw posts 21 are provided on one side. The structures of the arc-shaped outer shell 1 and the arc-shaped inner shell 2 are similar to those of the prior art, and the same parts will not be described again, and different parts will be described later.

Two guide ribs 11 are arranged on the inner cambered surface of the arc-shaped shell 1 along the trend of the arc-shaped paper outlet channel 9, the guide ribs 11 are generally arranged in the middle of the width direction of the inner cambered surface of the arc-shaped shell 1, the guide ribs 11 are plate members with certain thickness and height protruding out of the arc-shaped surface, arc transition is arranged in the length direction, paper jam is avoided, and the guide ribs 11 are used for providing guide or pressing paper for paper.

4

paper rubbing windows

22 and 1 sensor mounting window 23 are arranged on the arc surface of the arc inner shell 2. The 4 paper rubbing windows 22 are correspondingly arranged at two sides of the two guide ribs 11, the two paper rubbing windows 22 are in a group, and the two paper rubbing windows correspond to the paper rubbing rubber roller 7. The sensor mounting window 23 is located between the paper feed port and the first guide rib 11. 4 rotating

shaft clamping grooves

24, 1

motor clamping groove

25 and 1 sensor mounting clamping groove 26 are formed in the inner cambered surface of the arc-shaped inner shell 2. The two spindle clamping grooves 24 are arranged in a group, each group is located between the two paper rubbing windows 22 in the same group, the two spindle clamping grooves 24 in the same group are arranged at intervals, the spindle clamping grooves 24 can be used for installing the spindle 5, meanwhile, the spindle 5 can be detached from the opening of the spindle clamping groove, and the spindle 5 can rotate in the spindle clamping grooves 24. The motor clamping groove 25 is positioned between the two groups of paper rubbing windows 22 and is used for installing the direct current motor 3. A sensor mounting slot 26 is located at the sensor mounting window 23 for securing the photosensor 8.

The direct current motor 3 is detachably arranged in the motor clamping groove 25, and a belt pulley 4 is fixed on a motor shaft of the direct current motor 3. The two rotating shafts 5 are arranged, each rotating shaft 5 is rotatably clamped on a group of rotating shaft clamping grooves 24, and the belt wheel 4 is arranged in the middle of the rotating shaft 5. The belt 6 is sleeved on the three belt pulleys 4, and the three belt pulleys 4 are distributed in a triangle shape.

The end of the rotating shaft 5 is positioned at the paper rubbing window 22, and the paper rubbing rubber roller 7 is arranged at the end of the rotating shaft 5. The paper rubbing rubber roller 7 is mostly positioned at the inner side of the arc-shaped inner shell 2, and a small part of the paper rubbing rubber roller is exposed from the paper rubbing window 22 and protrudes out of the outer arc surface of the arc-shaped inner shell 2 by a certain height, namely the roller surface of the paper rubbing rubber roller 7 is exposed in the arc-shaped paper outlet channel 9 so as to be in contact with printing paper; since the paper-rubbing window 22 is located laterally of the guide rib 11, the exposed roller surface of the paper-rubbing rubber roller 7 is also located laterally of the guide rib 11.

The photoelectric sensor 8 is detachably fixed in the sensor mounting card slot 26 with its detection end exposed toward or from the sensor mounting window 23 (the exposed height is low, the movement of the printing paper is not affected) so as to detect the paper end of the printing paper passing through the arc-shaped paper discharging passage 9. The photoelectric sensor 8 is electrically connected with the direct current motor 3 and is used for controlling the start and stop of the direct current motor 3. After the first end of the general printing paper is sensed by the photoelectric sensor 8, the direct current motor 3 is started; after the second end of the printing paper is sensed by the photoelectric sensor 8, the second end is delayed for a period of time (for example, 1 second) (the second end is delayed by a delay circuit or a delay device, which is the prior art and is not described any more), and the direct current motor 3 stops working.

In the printer using the paper rubbing power assisting device provided in this embodiment, during the printing process, the printing paper slides forward and enters the arc paper outlet channel 9, when the paper passes above the position of the photoelectric sensor 8, the photoelectric sensor 8 feeds back information, then the direct current motor 3 is triggered to work, the rotating shaft 5 is driven to rotate in the rotating shaft clamping groove 24 in a belt transmission manner, and then the paper rubbing rubber roller 7 is driven to rotate downwards (the roller surface exposed from the paper rubbing window 22 moves from the paper inlet to the paper outlet of the arc paper outlet channel 9, and the paper rubbing rubber roller 7 is rotated downwards as a whole because the roller surface is a part of the paper rubbing rubber roller 7); meanwhile, under the guiding action of the guide ribs 11, the front edge of the printing paper gradually slides downwards until the front edge of the printing paper contacts with the paper rubbing rubber rollers 7 at the two sides, and the printing paper continuously slides downwards under the friction force with the paper rubbing rubber rollers 7; printing paper to the lower side meets another group of paper rubbing rubber rollers 7, and continuously slides downwards under the friction force of the paper rubbing rubber rollers 7; after the tail end of the printing paper slides over the photoelectric sensor 8 and is delayed for 1 second, the direct current motor 3 stops rotating; at this time, the printing paper also smoothly slides out of the channel.

While the utility model has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the utility model and are intended to be within the scope of the utility model as claimed.

Claims

1. The utility model provides a rub paper booster unit in long arc paper passageway, includes arc shell and arc inner shell, the arc inner shell sets up in the arc shell, the outer cambered surface of arc inner shell with have the clearance between the inner cambered surface of arc shell and form arc paper passageway, its characterized in that rub paper booster unit still includes direction muscle, rub paper rubber roll, direct current motor and photoelectric sensor, the direction muscle sets up on the inner cambered surface of arc shell and along the trend extension of arc paper passageway, rub paper rubber roll rotationally fix the inboard of arc inner shell with rub the roll surface of paper rubber roll and expose in the arc paper passageway, the paper rubber roll that exposes is located the side of direction muscle, direct current motor fixes the inboard of arc inner shell and with paper rubber roll transmission is connected, photoelectric sensor fixes on the arc inner shell in order to detect the paper end of the printer electric paper of arc paper passageway, photoelectric sensor with direct current motor is connected in order to control rub the start and stop of direct current motor.

2. The paper-rubbing booster in the long arc paper-out channel according to claim 1, wherein the side panel of the arc-shaped inner shell is provided with a screw column, the side panel of the arc-shaped outer shell is provided with a screw hole at a position corresponding to the screw column, and the arc-shaped inner shell and the arc-shaped outer shell are fixed by screws.

3. The paper-rubbing aid in the long arc paper-out channel according to claim 1, wherein the paper-rubbing aid further comprises a rotating shaft, a belt wheel and a belt; a rotating shaft clamping groove is formed in the inner cambered surface of the arc-shaped inner shell, and the rotating shaft is rotatably clamped on the rotating shaft clamping groove; the belt wheels are fixed on the rotating shaft and a direct current motor shaft of the direct current motor; the belt is sleeved on the rotating shaft and the belt pulley on the direct current motor shaft; the paper rubbing window is arranged on the cambered surface of the cambered inner shell, and the paper rubbing rubber roller is fixed on the rotating shaft and is exposed out of the paper rubbing window.

4. The paper rubbing booster in the long arc paper outlet channel according to claim 3, wherein the two sides of the arc inner shell corresponding to the guide ribs are respectively provided with one paper rubbing window, two rotating shaft clamping grooves arranged at intervals are arranged between the two paper rubbing windows, and two ends of the rotating shaft are positioned at the paper rubbing windows and two ends of the rotating shaft are respectively provided with one paper rubbing rubber roller.

5. The paper-rubbing booster in the long arc paper-out channel of claim 1, wherein a motor clamping groove is arranged on the inner arc surface of the arc inner shell, and the direct current motor is clamped in the motor clamping groove.

6. The paper-rubbing assisting device in the long arc-shaped paper outlet channel according to claim 1, wherein a sensor mounting window is arranged on the cambered surface of the arc-shaped inner shell, a sensor mounting clamping groove is arranged on the inner cambered surface of the arc-shaped inner shell, and the photoelectric sensor is clamped on the sensor mounting clamping groove and is exposed from the sensor mounting window.

7. The paper rubbing booster in a long arc paper outlet channel according to any one of claims 1-6, wherein two guide ribs are arranged at intervals along the trend of the arc paper outlet channel, two exposed paper rubbing rubber rollers are arranged on two sides of each guide rib, and the photoelectric sensor is located between a paper inlet of the arc paper outlet channel and a first guide rib.