CN115195303A

CN115195303A - Thermal printer

Info

Publication number: CN115195303A
Application number: CN202211021714.1A
Authority: CN
Inventors: 许开河; 郑长泉; 赖明敏
Original assignee: Rongda Hezhong Xiamen Technology Group Co ltd
Current assignee: Rongda Hezhong Xiamen Technology Group Co ltd
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2022-10-18

Abstract

The invention provides a thermal printer, which is used for printing thermal paper and comprises an outer shell and a thermal printing component, wherein the bottom of the outer shell is provided with a first opening; the thermal printing assembly comprises a thermal head sheet, the thermal head sheet faces the first opening, and the printer is moved to print thermal paper; according to the thermal printer, the outer shell with the first opening at the bottom is arranged, the thermal head piece is arranged on the outer shell close to the first opening, and the thermal head piece faces the first opening, so that when the novel thermal printer is placed on thermal paper, the novel thermal printer can be moved to print the thermal paper without loading the paper into the novel thermal printer, and the width of the thermal paper is not limited.

Description

Thermal printer

Technical Field

The invention relates to the technical field of printers, in particular to a thermal printer.

Background

The thermal printer has a working principle that a semiconductor heating element is arranged on a printing head, and the printing head can print required patterns after heating and contacting with thermal printing paper, and the principle of the thermal printer is similar to that of a thermal fax machine. The image is generated by heating to cause a chemical reaction in the film. The chemical reaction of the thermal printer is carried out at a certain temperature. High temperatures accelerate this chemical reaction. When the temperature is lower than 60 ℃, the paper needs to be changed into dark color for a long time, even for several years; and when the temperature is 200 ℃, the reaction is completed within several microseconds.

The prior thermal error printer belongs to one thermal printer, the prior transmission thermal error printer needs to install paper inside the printer, and the paper is driven by the friction force between a rubber roller and a head sheet of the printer to print; in this way, the following disadvantages exist:

firstly, the thermal paper of the existing thermal error printer needs a fixed specification, and each printer can only print one specification of thermal paper;

second, printing cannot be performed if the thermal paper is not loaded in the printer.

In view of the above, the present inventors have devised a thermal printer, and have made this disclosure.

Disclosure of Invention

In order to solve the problems, the thermal printer overcomes the limitation of the printer on thermal paper, the thermal paper does not need to be arranged in the printer, the thermal paper needs to be horizontally placed on a desktop, then the printer is placed on the thermal paper, and the printer is moved, and a thermal head piece generates a pressing force on the thermal paper in the moving process, so that the printing is realized; specifically, the technical scheme of the invention is as follows:

a thermal printer is used for printing thermal paper and comprises an outer shell with a first opening at the bottom and a thermal printing assembly arranged in the outer shell;

the thermal printing component comprises a thermal head piece, the thermal head piece faces the first opening, and the printer is moved to print thermal paper.

Furthermore, the thermal printing assembly further comprises a head piece support, a support frame and an elastic assembly, wherein the head piece support is used for arranging a thermal head piece and is movably connected with the outer shell, the support frame is arranged inside the outer shell, and the elastic assembly is arranged between the head piece supports and between the support frames and applies acting force to the head piece supports.

Furthermore, the elastic component adopts a plurality of springs.

Further, the mobile assembly for moving the outer shell is further included; the moving assembly comprises a first rotating shaft and a second rotating shaft which are parallel to each other and arranged side by side, and the first rotating shaft and the second rotating shaft are arranged on the outer shell and are connected with the outer shell in a rotating mode.

Further, the central axes of the first rotating shaft and the second rotating shaft are parallel to the long side of the first opening, and the first rotating shaft and the second rotating shaft are positioned on two sides of the first opening; and a second opening for extending the first rotating shaft/the second rotating shaft is formed in the bottom of the outer shell.

Further, the moving assembly further comprises a driving device for driving the first rotating shaft or/and the second rotating shaft to rotate, and the driving device is arranged in the outer shell.

Furthermore, the device also comprises a control board, and the thermal head sheet is electrically connected with the control board through a flat cable.

Further, the battery pack also comprises a battery which can be charged and is electrically connected with the control board.

Further, still include the balancing weight that sets up on the shell body.

Furthermore, a third opening is arranged above the outer shell, an upper cover is arranged at the third opening, and an accommodating space is formed between the upper cover and the outer shell.

According to the thermal printer, the outer shell with the first opening at the bottom is arranged, the thermal head piece is arranged on the outer shell close to the first opening, and the specific thermal head piece faces the first opening, so that when the novel thermal printer is placed on the thermal paper, the novel thermal printer can be moved to print the thermal paper, paper does not need to be loaded into the novel thermal printer, and the width of the thermal paper is not limited.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.

Wherein:

FIG. 1 is a schematic printing diagram of a thermal printer according to the present invention;

FIG. 2 is a cross-sectional view of a thermal printer of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 of the present invention;

FIG. 4 is a schematic view of the thermal printer of the present invention;

FIG. 5 is an exploded view of the thermal printer of the present invention;

FIG. 6 is an internal schematic view of the thermal printer of the present invention;

FIG. 7 is a schematic view of the outer housing of the present invention;

FIG. 8 is a partial schematic view of a thermal printing assembly of the present invention;

fig. 9 is a schematic structural view of the driving device of the present invention.

Description of the reference symbols:

01. thermal paper; 10. an outer housing; 11. a first opening; 12. a second opening; 13. a third opening; 20. a thermal printing assembly; 21. a thermal head sheet; 22. a head piece support; 23. a support frame; 24. an elastic member; 241. a spring; 30. a moving assembly; 31. a first rotating shaft; 32. a second rotating shaft; 33. a drive device; 40. a control panel; 50. a battery; 60. a counterweight block; 70. and (7) covering.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects of the present invention more clear and obvious, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 9, a thermal printer according to a preferred embodiment of the present invention is used for printing on thermal paper 01, and includes an outer casing 10 having a first opening 11 at a bottom thereof, and a thermal printing assembly 20 disposed in the outer casing 10; the thermal printing assembly 20 includes a thermal head sheet 21, and the thermal head sheet 21 is disposed toward the first opening 11, and the printer is moved to print on the thermal paper 01.

The thermal printing assembly 20 further comprises a head piece support 22 which is used for arranging a thermal head piece 21 and is movably connected with the outer shell 10, a support frame 23 which is arranged inside the outer shell 10, and an elastic assembly 24 which is arranged between the head piece supports 22 and between the support frames 23 and applies acting force to the head piece support 22; the elastic component 24 adopts a plurality of springs 241, the invention only needs to adopt two springs 241, and the thermal printing component 20 adopted by the invention has the existing structure.

The invention also comprises a movement assembly 30 for movement of the outer casing 10; the moving assembly 30 includes a first rotating shaft 31 and a second rotating shaft 32, both of which have parallel central axes and are arranged side by side, and the first rotating shaft 31 and the second rotating shaft 32 are both arranged on the outer shell 10 and are rotatably connected with the outer shell 10; the central axes of the first rotating shaft 31 and the second rotating shaft 32 are parallel to the long side of the first opening 11, and the first rotating shaft 31 and the second rotating shaft 32 are located at two sides of the first opening 11; the bottom of the outer housing 10 is provided with a second opening 12 for the first/

second rotary shafts

31, 32 to protrude.

The moving assembly 30 further includes a driving device 33 for driving the first rotating shaft 31 or/and the second rotating shaft 32 to rotate, the driving device 33 is disposed in the outer casing 10, wherein the driving device 33 is disposed as required, preferably, the driving device 33 for driving is disposed on one side of each of the first rotating shaft 31 and the second rotating shaft 32, and the driving directions are the same, the driving device 33 includes a motor, a gear disposed at one end of each of the first rotating shaft 31 and the second rotating shaft 32, and a gear set for connecting the motor and the gear, and the motor driving gear set drives the gear at one end of each of the first rotating shaft 31/the second rotating shaft 32 to rotate.

The invention also comprises a control board 40, the thermal head piece 21 is electrically connected with the control board 40 through a flat cable; the printer further comprises a rechargeable battery 50 electrically connected with the control board 40, the battery 50 and the motor are both electrically connected with the control board 40, and the motor is controlled to move to realize self-moving of the printer to realize printing.

In order to improve the printing effect, the thermal printer further includes a weight block 60 disposed on the outer housing 10, wherein the weight block 60 is fixed inside the outer housing 10.

A third opening 13 is disposed above the outer casing 10, an upper cover 70 is disposed at the third opening 13, an accommodation space is formed by the upper cover 70 and the outer casing 10, and the thermal printing assembly 20, the moving assembly 30, the circuit board, the lithium battery 50 and the weight block 60 are disposed in the accommodation space.

The invention solves the problem that the printer limits the thermal paper 01, the thermal paper 01 does not need to be arranged in the printer, the thermal paper 01 needs to be flatly placed on a desktop, the printer only needs to be placed on the thermal paper 01, and the printer enables the thermal head piece 21 and the thermal paper 01 to have a pressing force by the weight of the printer. Two circular rubber rollers are arranged on the front side and the rear side of the printer, and can be brought to the printer to move above the thermal paper 01, so that the printer can print. The thermal-sensitive error printer can directly print on the thermal-sensitive paper 01, the thermal-sensitive paper 01 does not need to move, only needs to be placed on a table in a static mode, and the printer drives the printer to move through the motor transmission structure to print.

In summary, the thermal printer of the present invention is provided with the outer casing having the first opening at the bottom, and the thermal head piece is disposed on the outer casing near the first opening, and the thermal head piece faces the first opening, so that when the novel thermal printer is placed on the thermal paper, the thermal paper can be printed by moving the novel thermal printer, without loading the paper into the novel thermal printer, and without being limited by the width of the thermal paper.

The invention has been described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the specific implementation in the above-described manner, and it is within the scope of the invention to apply the inventive concept and solution to other applications without substantial modification.

Claims

1. A thermal printer is used for printing thermal paper (01) and is characterized by comprising an outer shell (10) with a first opening (11) arranged at the bottom and a thermal printing component (20) arranged in the outer shell (10);

the thermal printing assembly (20) comprises a thermal head sheet (21), the thermal head sheet (21) is arranged towards the first opening (11), and the printer is moved to print on the thermal paper (01).

2. The thermal printer according to claim 1, wherein the thermal printing assembly (20) further comprises a head support (22) movably connected to the outer casing (10) for disposing the thermal head (21), a support frame (23) disposed inside the outer casing (10), and an elastic assembly (24) disposed between the head support (22) and the support frame (23) and applying force to the head support (22).

3. A thermal printer according to claim 2, wherein said resilient member (24) comprises a plurality of springs (241).

4. A thermal printer according to claim 1, further comprising a moving assembly (30) for movement of the outer casing (10); the moving assembly (30) comprises a first rotating shaft (31) and a second rotating shaft (32) which are parallel to each other and are arranged side by side through two central shafts, and the first rotating shaft (31) and the second rotating shaft (32) are arranged on the outer shell (10) and are rotationally connected with the outer shell (10).

5. A thermal printer according to claim 1, wherein the central axes of the first and second rotation shafts (31, 32) are parallel to the long sides of the first opening (11), the first and second rotation shafts (31, 32) being located on both sides of the first opening (11); and a second opening (12) for the first rotating shaft (31)/the second rotating shaft (32) to extend out is formed at the bottom of the outer shell (10).

6. A thermal printer according to claim 1, wherein the displacement assembly (30) further comprises a drive means (33) for driving the first (31) or/and second (32) rotation shafts, the drive means (33) being arranged in the outer housing (10).

7. The thermal printer according to claim 1, further comprising a control board (40), wherein the thermal head chip (21) is electrically connected to the control board (40) by a flat cable.

8. A thermal printer according to claim 1, further comprising a battery (50) which is rechargeable and electrically connected to the control board (40).

9. A thermal printer according to claim 1, further comprising a counterweight (60) disposed on the outer housing (10).

10. A thermal printer according to claim 1, wherein a third opening (13) is provided above the outer casing (10), an upper cover (70) is provided at the third opening (13), and the upper cover (70) and the outer casing (10) form a containing space.