CN219096328U

CN219096328U - Large printer capable of detecting thickness of paper

Info

Publication number: CN219096328U
Application number: CN202223485817.1U
Authority: CN
Inventors: 陈建新; 陈建文; 陈辉; 金志强
Original assignee: Shanghai Pudong Zili Color Printing Factory Co ltd
Current assignee: Shanghai Pudong Zili Color Printing Factory Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-05-30
Anticipated expiration: 2032-12-26

Abstract

The utility model discloses a large printer capable of detecting the thickness of paper, which comprises a frame, a machine body, a control console and a thickness detection structure, wherein the machine body is of a printer structure, the outer side of the printer structure is provided with a hood, the bottom end of the printer structure is supported on the ground through the frame, the control console is arranged on the right side of the machine body, and the paper feeding cover is arranged on the left side of the machine body; the paper feeding cover corresponds to the paper feeding opening of the machine body, openings are formed in two sides of the paper feeding cover, an upper paper feeding roller and a lower paper feeding roller for feeding paper are arranged on the inner side of the paper feeding cover, the upper paper feeding roller and the lower paper feeding roller are arranged at the upper end and the lower end of the paper feeding cover and are in a tangential state, and paper passes through the gaps of the upper paper feeding roller and the lower paper feeding roller and is printed on the inner side of the machine body through the paper feeding opening; the thickness detection structure is arranged at the upper end of the upper paper feeding roller and comprises a shell, a detection column, a detection module and a partition plate. The utility model judges whether the thickness of the paper meets the thickness requirement, and has the advantages of low cost and better durability compared with the existing infrared and induction type structure.

Description

Large printer capable of detecting thickness of paper

Technical Field

The utility model relates to the field of printers, in particular to a large printer capable of detecting the thickness of paper.

Background

With the development of office machine technology, printers of various colors have appeared in the market, such as: universal printers, flatbed printers, uv flatbed printers, industrial printers, and the like. The industrial printer has accurate printing position, is suitable for printing pictures requiring color transition, is suitable for professional application in the rare industry, and obtains strong market feedback.

The main methods of the existing printer paper thickness detection device are infrared reflection type measurement 9 (such as the paper thickness detection by adopting infrared ranging type with publication number CN 217753254U), induction type sensor measurement (such as the induction type thickness detection with publication number CN 205607356U), mechanical type measurement and the like. The first two methods measure the influence of thickness of the paper thickness detection material and gray scale, and the structure is complex and the price is high. Since the printer print head is generally adapted to a range of paper thicknesses, the paper thickness detection is only required to detect a specific paper thickness threshold.

Disclosure of Invention

The present utility model is directed to a large printer capable of detecting the thickness of paper, and solves the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the large printer capable of detecting the thickness of paper comprises a frame, a machine body, a control console and a thickness detection structure, wherein the machine body is of a printer structure, the outer side of the printer structure is provided with a hood, the bottom end of the printer structure is supported on the ground through the frame, the control console is arranged on the right side of the machine body, and the paper feeding cover is arranged on the left side of the machine body; the paper feeding cover corresponds to the paper feeding opening of the machine body, openings are formed in two sides of the paper feeding cover, an upper paper feeding roller and a lower paper feeding roller for feeding paper are arranged on the inner side of the paper feeding cover, the upper paper feeding roller and the lower paper feeding roller are arranged at the upper end and the lower end of the paper feeding cover and are in a tangential state, and paper passes through the gaps of the upper paper feeding roller and the lower paper feeding roller and is printed on the inner side of the machine body through the paper feeding opening; the thickness detection structure is arranged at the upper end of the upper paper feeding roller, and comprises a shell, a detection column, a detection module and a partition plate, wherein the partition plate is integrally formed in the middle of the shell, the bottom end of the detection column is connected with the upper paper feeding roller, and the top end of the detection column extends into the shell.

Preferably, the detection module comprises conductive contacts, a detection unit, a detection main board and a power supply, wherein the conductive contacts are provided with two groups and are fixed on the upper side of the shell through fixing clamps, and the conductive contacts are connected with the detection main board and the power supply through cables.

Preferably, the detection column is sleeved with a spring, and the top end of the detection column extending into the shell is connected with the detection unit.

Preferably, the detection unit is arranged between the two groups of conductive contacts, and comprises an insulating plate and a conductive plate which are connected up and down, wherein the insulating plate can be contacted with the conductive contacts when paper is not fed.

Preferably, the length position from the conductive plate to the conductive contact is consistent with the thickness of paper to be printed, and the conductive plate can be pressed upwards and moved under the influence of the thickness of the paper when the paper is printed and fed and is contacted with the conductive contact so as to lead the detection main board to be conducted with a power supply.

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

the utility model adopts a mechanical structure, a detection unit, a conductive contact and the like are arranged, wherein the length position of the conductive plate, which is contained by the detection unit, to the conductive contact is consistent with the thickness of paper to be printed, when the paper is printed and fed, the paper can prop up the paper feeding roller, so that the upper paper feeding roller drives the conductive plate to move upwards, the positions of the conductive plate and the insulating plate are changed, the conductive plate is contacted with the conductive contact, the detection main board is communicated with a power supply, and the detection main board can send a signal to a control console at the moment, and based on the mechanical structure, whether the thickness of the paper meets the requirement or not is judged.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic perspective view of a paper feeding cover according to the present utility model;

fig. 3 is a schematic plan view of a paper feeding cover according to the present utility model.

In the figure: 1. a frame; 2. a body; 3. a console; 4. a paper feed cover; 5. feeding a paper roll; 6. a lower paper feeding roller; 7. a housing; 8. a detection column; 9. a conductive contact; 10. detecting a main board; 11. a power supply; 12. an insulating plate; 13. and a conductive plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, 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.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1-3, the present utility model provides a technical solution: the large printer capable of detecting the thickness of paper comprises a frame 1, a machine body 2, a control console 3 and a thickness detection structure, wherein the machine body 2 is of a printer structure, a hood is arranged on the outer side of the printer structure, the bottom end of the printer structure is supported on the ground through the frame 1, the control console 3 is arranged on the right side of the machine body 2, and a paper feeding cover 4 is arranged on the left side of the machine body 2; the paper feeding cover 4 corresponds to the paper feeding opening of the machine body 2, openings are formed in two sides of the paper feeding cover 4, an upper paper feeding roller 5 and a lower paper feeding roller 6 for feeding paper are arranged on the inner side of the paper feeding cover 4, the upper paper feeding roller 5 and the lower paper feeding roller 6 are arranged at the upper end and the lower end of the paper feeding cover 4 and are in a tangential state, and paper passes through a gap between the upper paper feeding roller 5 and the lower paper feeding roller 6 and passes through the paper feeding opening to the inner side of the machine body 2 for printing; the thickness detection structure is arranged at the upper end of the upper paper feeding roller 5 and comprises a shell 7, a detection column 8, a detection module and a partition plate, wherein the partition plate is integrally formed in the middle of the shell 7, the bottom end of the detection column 8 is connected with the upper paper feeding roller 5, and the top end of the detection column 8 extends into the shell 7.

In this embodiment, the detection module includes a conductive contact 9, a detection unit, a detection main board 10 and a power supply 11, wherein the conductive contact 9 is provided with two groups and is fixed on the upper side of the housing 7 through a fixing clip, and the conductive contact 9 is connected with the detection main board 10 and the power supply 11 through a cable.

In this embodiment, a spring is sleeved on the detection column 8, and the top end of the detection column 8 extending into the housing 7 is connected with a detection unit.

In this embodiment, the detecting unit is disposed between two groups of conductive contacts 9, and the detecting unit includes an insulating plate 12 and a conductive plate 13 that are connected up and down, where the insulating plate 12 can contact with the conductive contacts 9 when no paper is fed.

In this embodiment, the length positions of the conductive plates 13 to the conductive contacts 9 are consistent with the thickness of the paper to be printed, and the conductive plates 13 can be pressed upwards and moved under the influence of the thickness of the paper when the paper is printed and fed, and are contacted with the conductive contacts 9, so that the detection main board 10 is conducted with the power supply 11.

The above-mentioned mechanical structure that adopts sets up detecting element and conductive contact 9 etc. wherein detecting element contains conductive plate 13 to conductive contact 9's length position and the paper thickness that needs to print unanimous, when the paper prints the paper feed, the paper can resist paper feed roller 5, make go up paper feed roller 5 drive conductive plate 13 and shift up, this moment conductive plate 13, insulation board 12 position changes, conductive plate 13 and conductive contact 9 contact and make detect mainboard 10 and power 11 switch on, this moment detect mainboard 10 can send the signal to control cabinet 3, judge whether the paper thickness satisfies the demand based on this mechanical structure, compared in current infrared and inductive structure, have with low costs, the better advantage of durability.

Notably, are: the whole device controls the realization of the device through the total control button, and because the equipment matched with the control button is common equipment, the device belongs to the prior art, and the electrical connection relation and the specific circuit structure of the device are not repeated here.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The large printer capable of detecting the thickness of paper is characterized by comprising a frame (1), a machine body (2), a control console (3) and a thickness detection structure, wherein the machine body (2) is of a printer structure, a hood is arranged on the outer side of the printer structure, the bottom end of the printer structure is supported on the ground through the frame (1), the control console (3) is arranged on the right side of the machine body (2), and a paper feeding cover (4) is arranged on the left side of the machine body (2); the paper feeding cover (4) corresponds to the paper feeding opening of the machine body (2), openings are formed in two sides of the paper feeding cover (4), an upper paper feeding roller (5) and a lower paper feeding roller (6) for feeding paper are arranged on the inner side of the paper feeding cover (4), the upper paper feeding roller (5) and the lower paper feeding roller (6) are arranged at the upper end and the lower end of the paper feeding cover (4) and are in a tangential state, and paper passes through the gaps of the upper paper feeding roller (5) and the lower paper feeding roller (6) and is printed on the inner side of the machine body (2) through the paper feeding opening; the thickness detection structure is arranged at the upper end of the upper paper feeding roller (5), and comprises a shell (7), a detection column (8), a detection module and a partition plate, wherein the partition plate is integrally formed in the middle of the shell (7), the bottom end of the detection column (8) is connected with the upper paper feeding roller (5), and the top end of the detection column (8) extends into the shell (7).

2. The large printer of claim 1, wherein the paper thickness is detectable, wherein: the detection module comprises conductive contacts (9), a detection unit, a detection main board (10) and a power supply (11), wherein the conductive contacts (9) are provided with two groups and are fixed on the upper side of the shell (7) through fixing clamps, and the conductive contacts (9) are connected with the detection main board (10) and the power supply (11) through cables.

3. The large printer of claim 1, wherein the paper thickness is detectable, wherein: the detection column (8) is sleeved with a spring, and the top end of the detection column (8) extending into the shell (7) is connected with the detection unit.

4. A large scale printer for detecting sheet thickness according to claim 3, wherein: the detection unit is arranged between the two groups of conductive contacts (9), and comprises an insulating plate (12) and a conductive plate (13) which are connected up and down, wherein the insulating plate (12) can be contacted with the conductive contacts (9) when paper is not fed.

5. The large printer of claim 1, wherein the paper thickness is detectable, wherein: the length positions of the conductive plates (13) to the conductive contacts (9) are consistent with the thickness of paper to be printed, and the conductive plates (13) can be pressed upwards and move under the influence of the thickness of the paper when the paper is printed and fed and are contacted with the conductive contacts (9) so as to enable the detection main board (10) to be conducted with the power supply (11).