CN109516247B

CN109516247B - Printer convenient for replacing printing paper

Info

Publication number: CN109516247B
Application number: CN201811506676.2A
Authority: CN
Inventors: 陈民江
Original assignee: Henan Jingshuo Information Technology Co ltd
Current assignee: Henan Jingshuo Information Technology Co ltd
Priority date: 2018-12-10
Filing date: 2018-12-10
Publication date: 2023-04-11
Anticipated expiration: 2038-12-10
Also published as: CN109516247A

Abstract

The invention relates to the technical field of printing equipment, and particularly discloses a printer convenient for replacing printing paper, which comprises a printer body and a paper containing disc, wherein Cheng Zhipan is connected in the printer body in a sliding manner, the paper containing disc is rotatably connected with a rotating disc, and at least two paper slots are arranged on the rotating disc along the radial direction; cheng Zhipan is internally provided with a driving mechanism, the driving mechanism comprises a gear, a rotating shaft and an internal tooth ratchet wheel, the gear is positioned below the rotating disc, the gear and the rotating disc are coaxially and fixedly arranged on the rotating shaft, the internal tooth ratchet wheel is rotatably connected in Cheng Zhipan, and the peripheral surface of the internal tooth ratchet wheel is meshed with the gear; cheng Zhipan is connected with a driving rod for driving the internal tooth ratchet wheel in a sliding manner, one end of the driving rod extends out of the paper containing plate, the other end of the driving rod is fixedly provided with a pushing block for driving the internal tooth ratchet wheel, and the middle part of the driving rod is horizontally hinged with the paper containing plate. This scheme of adoption can realize the purpose that quick replacement beaten printing paper when printing.

Description

Printer convenient for replacing printing paper

Technical Field

The invention relates to the technical field of printing equipment, and particularly discloses a structure of a paper containing disc for a printer.

Background

The printer is a common office device, and the paper tray in the existing printer is generally a plastic basket which is connected with the printer in a sliding way and used for storing printing paper. When the printing paper is used up, the paper containing disc directly slides out of the printer, and the printing paper stacked orderly is placed into the paper containing disc and then the paper containing disc slides into the printer. The existing paper tray has the following problems: 1) The existing paper tray is generally characterized in that when an operator expects that printing paper is used up soon or after the printing paper is used up, the operator manually adds the printing paper to the paper tray, and if more files are printed at that time and the files are needed to be urgent, the operator manually finds the printing paper and then adds the printing paper, so that time is wasted, and the printing progress is too slow; 2) At present, when a file is printed, different printing papers are selected for distinguishing the importance degree of the file, for example, a new printing paper is used when a contract with other companies is printed, and when an informal file used by some insiders is printed, a printing paper with poor paper quality and stains or used once but cannot be used again. When the existing paper containing disc is used, the paper containing disc needs to be slid out, original printing paper in the paper containing disc needs to be replaced, and then the paper containing disc is slid into the printer, and if a lot of people print, the situation that the paper in the paper containing disc needs to be replaced continuously easily occurs, so that the printing process is complicated and disordered, and the printing efficiency is reduced; 3) The existing paper tray can not classify brand new printing paper and the printing paper used once, so that the two types of printing paper are easy to be mixed when being replaced continuously, and are easy to be mixed with printed files.

Disclosure of Invention

The invention aims to provide a printer convenient for replacing printing paper, so as to achieve the aim of quickly replacing the printing paper during printing.

In order to achieve the above purpose, the basic scheme of the invention is as follows: the printer convenient for replacing the printing paper comprises a printer body and a paper containing disc, wherein Cheng Zhipan is connected in the printer body in a sliding mode, a rotating disc is connected to the paper containing disc in a rotating mode, and at least two paper grooves are formed in the rotating disc in the radial direction;

the driving mechanism is arranged in the Cheng Zhipan and comprises a gear, a rotating shaft and an internal tooth ratchet wheel, the gear is positioned below the rotating disc, the gear and the rotating disc are coaxially and fixedly arranged on the rotating shaft, the rotating shaft is rotationally connected with Cheng Zhipan, the internal tooth ratchet wheel is rotationally connected in Cheng Zhipan, and the peripheral surface of the internal tooth ratchet wheel is meshed with the gear;

the paper tray comprises a paper tray body, wherein a Cheng Zhipan is connected with a driving rod in a sliding mode, the driving rod is used for driving an internal tooth ratchet wheel, one end of the driving rod extends out of the paper tray body, a pushing block used for driving the internal tooth ratchet wheel is fixedly arranged at the other end of the driving rod, and the middle of the driving rod is horizontally hinged to the paper tray body.

The principle and the advantage of the scheme are as follows: the rotating disc in the scheme is connected with Cheng Zhipan in a rotating mode, and the rotating disc is provided with a plurality of paper slots, so that the scheme can realize switching of the paper slots through rotation of the rotating disc. The same paper can be stored in the paper slot to realize the standby storage of the printing paper, so that when a large number of files are printed, the rotary disc can be directly rotated to switch the paper slot to realize the continuous supply of the printing paper, and the situation that after the printing paper is used up, printing paper is not found to be used up to add supplement is avoided; meanwhile, paper with different specifications or different qualities can be stored in the paper slot, and when different files need to be printed, the paper slot can be switched by directly rotating the rotating disc, so that different papers can be provided for the printer;

the rotating disc in the scheme is also provided with the driving mechanism, and the driving rod extends out of the paper containing disc, so that the scheme can realize the function of switching the paper slots by controlling the driving mechanism on the premise of not pulling out the paper containing disc.

Furthermore, the internal tooth ratchet wheel is rotationally connected with Cheng Zhipan through a ratchet wheel rotating shaft, a positioning rod used for limiting the internal tooth ratchet wheel to rotate is arranged on the ratchet wheel rotating shaft, the positioning rod is rotationally connected to the ratchet wheel rotating shaft, and a torsion spring used for enabling the positioning rod to be in one-way clamping with the internal tooth ratchet wheel is fixedly arranged between the positioning rod and the ratchet wheel rotating shaft. The positioning rod is arranged to limit the rotation direction of the internal tooth ratchet wheel, so that the internal tooth ratchet wheel can only rotate in a single direction and the rotation of the internal tooth ratchet wheel can not occur, and the speed and the stability during switching of paper slots are guaranteed.

Further, a second slide rail is arranged in the paper groove along the radial direction of the rotating disc, a second limiting block is connected in the second slide rail in a sliding mode, a first slide rail perpendicular to the second slide rail is further arranged in the paper groove, and a first limiting block is connected in the first slide rail in a sliding mode. This scheme of adoption is in order to fix a position printing paper in horizontal and vertical two dimensions for beat printing paper and can not take place crooked, and then guaranteed printing quality.

Furthermore, a limiting groove is formed in the first sliding rail, and the specification of the limiting groove is consistent with that of printing paper. The limiting groove is arranged to position the first limiting block when the printing paper of a certain specification is tightly clamped in the paper groove by the first limiting block, so that the situation that the first limiting block abnormally slides in the first sliding groove to cause inaccurate positioning of the printing paper is avoided, and paper feeding during printing is further influenced.

Further, a roller is arranged between the Cheng Zhipan and the printer body. The arrangement of the roller can reduce the friction between Cheng Zhipan and the printer, so that the paper containing plate can be taken out and mounted more conveniently and quickly, and meanwhile, the abrasion of the paper containing plate can be reduced.

Further, a handle is arranged on the Cheng Zhipan. The arrangement of the handle facilitates the force of an operator, and the Cheng Zhipan can be taken out of the printer body more quickly and more laborsavingly.

Drawings

FIG. 1 is a front cross-sectional view of a printer that facilitates the replacement of printer paper in accordance with the present invention;

FIG. 2 isbase:Sub>A cross-sectional view taken at angle A-A of FIG. 1;

FIG. 3 is a top view of a tray of the present invention.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the paper feeding device comprises a printer body 1, a paper containing tray 2, a paper taking roller 3, a photosensitive drum component 4, a handle 5, a fixing instrument 6, a limiting groove 7, a printing paper output port 8, a rotating disc 9, a rotating shaft 10, a gear 11, a ratchet rotating shaft 12, an internal tooth ratchet 13, a driving rod 14, a positioning rod 15, a paper groove 16, a first sliding rail 17, a second sliding rail 18, a first limiting block 19, a second limiting block 20, a pushing block 21, a protrusion 22 and a pressure spring 23.

The embodiment is basically as shown in the attached figure 1: printer for office, including printer body 1 and flourishing paper disc 2, flourishing paper disc 2 sliding connection is in printer body 1, and rotates between flourishing paper disc 2 and the printer body 1 and be connected with the gyro wheel. 5363 and a paper taking roller 3 is arranged above the right end of Cheng Zhipan, the paper taking roller 3 is rotatably connected with the printer body 1, and the lower end surface of the paper taking roller 3 is parallel to the upper surface of the printing paper in the paper tray 2. The printing paper is sucked out from the paper tray 2 by the paper taking roller 3, then passes through the lower part of the photosensitive drum part 4 to suck the carbon powder on the photosensitive drum part 4, then passes through the fixing instrument 6 to fix the shape of the carbon powder on the printing paper, and finally is output from the printing paper output port 8. The paper tray 2 is also fixedly connected with a handle 5 for taking out the paper tray 2.

As shown in fig. 1 and 3, the Cheng Zhipan 2 is rotatably connected with a rotating disc 9, and two paper slots 16 having the same structure are respectively formed in the left and right sides of the rotating disc 9 in the radial direction. Taking the paper slot 16 on the left side in fig. 3 as an example for explanation, a second slide rail 18 is transversely processed in the paper slot 16, a second limiting block 20 is slidably connected in the second slide rail 18, a first slide rail 17 perpendicular to the second slide rail 18 is also vertically processed in the paper slot 16, and a first limiting block 19 is slidably connected in the first slide rail 17. In this embodiment, the first slide rail 17 is provided with a limit groove 7, and the specification of the limit groove 7 is consistent with that of printing paper; when the first limit block 19 clamps printing paper of a certain specification in the paper slot 16, a bolt can be inserted into the limit slot 7 to fix the limit block at the position.

As shown in fig. 1 and 2, a driving mechanism is further arranged in the paper tray 2, the driving mechanism includes a gear 11, a rotating shaft 10 and an internal tooth ratchet 13, the gear 11 is located below the rotating disc 9, the gear 11 and the rotating disc 9 are coaxially and fixedly connected to the rotating shaft 10, and the rotating shaft 10 is rotatably connected with the paper tray 2. Internal tooth ratchet 13 rotates with flourishing paper tray 2 through ratchet axis of rotation 12 to be connected, still rotates on the ratchet axis of rotation 12 to be connected with the locating lever 15 that is used for restricting internal tooth ratchet 13 gyration, and locating lever 15 specifically sets up as follows: the positioning rod 15 is rotationally connected to the ratchet wheel rotating shaft 12, and a torsion spring for enabling the positioning rod 15 to be in one-way clamping with the inner-tooth ratchet wheel 13 is fixedly installed between the positioning rod 15 and the ratchet wheel rotating shaft 12, namely when the inner-tooth ratchet wheel 13 rotates clockwise, the positioning rod 15 and the inner-tooth ratchet wheel 13 slip; when the internal ratchet 13 rotates counterclockwise, the positioning rod 15 engages with the internal ratchet 13 to prevent the internal ratchet from rotating counterclockwise. The outer peripheral surface of the internal gear ratchet 13 is toothed and the outer peripheral surface of the internal gear ratchet 13 meshes with the gear 11.

As shown in fig. 1, a driving rod 14 for driving the internal gear ratchet 13 is slidably connected in Cheng Zhipan 2, the left end of the driving rod 14 extends out of the paper tray 2, and the right end of the driving rod 14 is fixedly connected with a pushing block 21 for driving the internal gear ratchet 13, and welding is adopted in the embodiment. As shown in fig. 2, a protrusion 22 is fixedly connected to the left end of the driving rod 14, an accommodating groove for matching with the protrusion 22 is formed in the left side wall of the paper tray 2, a pressure spring 23 is fixedly connected to the right side surface of the protrusion 22, and the right end of the pressure spring 23 is fixedly connected to the inner wall of the accommodating groove.

The specific implementation process is as follows: the handle 5 is held by hand to take out the paper containing disc 2 from the printer body 1, two different printing paper stacks are placed into the two paper grooves 16 respectively after being tidy, by taking the paper groove 16 on the left side in fig. 3 as an example, the first limiting block 19 is adjusted downwards until printing paper is fixed between the lower side walls of the limiting block and the paper groove 16, the first limiting block 19 is fixed in the first sliding groove, then the second limiting block 20 is adjusted to enable the printing paper to be fixed in the paper groove 16 without being inclined, and then the paper containing disc 2 is installed in the printer body 1 in a sliding mode.

When printing, firstly, the printing paper in the right paper slot 16 is sucked into the printer body 1 by the paper taking roller 3 for printing. As shown in fig. 2, when the printing paper needs to be replaced, the driving rod 14 is pressed rightwards to move the driving rod 14 rightwards, the driving rod 14 drives the pushing block 21 to move rightwards, the pushing block 21 drives the internal tooth ratchet 13 to rotate anticlockwise, the internal tooth ratchet 13 rotates to drive the gear 11 to rotate, the gear 11 rotates the rotating shaft 10, and the rotating shaft 10 drives the rotating disc 9 to rotate; when the driving rod 14 is stopped being pressed, the driving rod 14 slides leftwards under the action of the pressure spring 23 and returns to the original position, but the internal tooth ratchet wheel 13 does not rotate clockwise along with the driving rod 14 because the internal tooth ratchet wheel 13 is acted by the positioning rod 15. Therefore, the positions of the two paper slots 16 can be exchanged by pressing the driving rod 14, so that the printing paper can be replaced, and compared with the prior art that the original printing paper is taken out and then replaced by another printing paper, the paper tray 2 does not need to be taken out and the original printing paper is taken out and then the required printing paper is placed, so that the printing paper replacing speed is higher and the printing speed is higher; meanwhile, the two types of printing paper can directly exist in the printer without being frequently taken out and replaced, so that the situation that mixing is difficult to distinguish can be avoided, and the situation that the printing paper is mixed with the printed files can be avoided. The scheme can also control the rotation angle of the gear 11 when the driving rod 14 is pressed once by adjusting the proportion of the internal tooth ratchet wheel 13 and the gear 11, thereby achieving the purpose of corresponding the number of times that the driving rod 14 is pressed to whether the paper slot 16 is switched or not.

If the scheme is used in an office without frequent replacement of printing paper, the printing paper can be stored in the two paper slots 16, so that the frequency of adding the paper when the paper tray 2 is taken out is reduced; the problem that the working strength of an operator is increased due to the fact that the files are printed and paper is added at the same time when the files are printed more is solved, and the printing speed is improved.

The foregoing is merely an example of the present invention and common general knowledge in the art of specific structures and/or features of the invention has not been set forth herein in any way. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the utility of the patent. The scope of the claims of the present application shall be defined by the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. Printer convenient to change printing paper, including printer body and flourishing paper tray, cheng Zhipan sliding connection is in printer body, its characterized in that: the paper containing plate is rotatably connected with a rotating plate, and at least two paper grooves are radially arranged on the rotating plate;

the Cheng Zhipan is connected with a driving rod in a sliding manner and used for driving the internal tooth ratchet wheel, one end of the driving rod extends out of the paper containing plate, the other end of the driving rod is fixedly provided with a pushing block used for driving the internal tooth ratchet wheel, and the middle part of the driving rod is horizontally hinged with the paper containing plate;

the inner tooth ratchet wheel is rotationally connected with Cheng Zhipan through a ratchet wheel rotating shaft, a positioning rod used for limiting the rotation of the inner tooth ratchet wheel is arranged on the ratchet wheel rotating shaft, the positioning rod is rotationally connected to the ratchet wheel rotating shaft, and a torsion spring used for enabling the positioning rod to be clamped with the inner tooth ratchet wheel in a single direction is fixedly arranged between the positioning rod and the ratchet wheel rotating shaft.

2. The printer facilitating the replacement of printing paper according to claim 1, characterized in that: the paper inslot is equipped with the second slide rail along the radial of rolling disc, and sliding connection has the second stopper in the second slide rail, and the paper inslot still is equipped with the first slide rail mutually perpendicular with the second slide rail, and sliding connection has first stopper in the first slide rail.

3. The printer for facilitating the exchange of printing paper according to claim 2, wherein: a limiting groove is formed in the first sliding rail, and the specification of the limiting groove is consistent with that of printing paper.

4. A printer facilitating the replacement of printing paper according to claim 3, characterized in that: and a roller is arranged between the Cheng Zhipan and the printer body.

5. The printer facilitating the replacement of printing paper according to claim 4, wherein: the Cheng Zhipan is provided with a handle.