CN111086329A

CN111086329A - Backing paper-free label printer

Info

Publication number: CN111086329A
Application number: CN202010008975.4A
Authority: CN
Inventors: 刘浪; 刘丹
Original assignee: Zhuhai Xinye Electronic Technology Co Ltd
Current assignee: Zhuhai Xinye Electronic Technology Co Ltd
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2020-05-01

Abstract

The invention provides a backing-paper-free label printer which comprises a middle frame and a flip cover arranged above the middle frame, wherein a thermosensitive sheet bracket is arranged at the front end part of the middle frame, a thermosensitive sheet is arranged at the upper end of the thermosensitive sheet bracket, a rubber roller corresponding to the thermosensitive sheet in position is arranged on the inner bottom surface of the flip cover, and when the flip cover is covered on the middle frame, the rubber roller is closely arranged on the thermosensitive sheet. The printer without the backing paper label provided by the invention is effectively prevented from being stuck on the outer wall surface of the middle frame, and in addition, the anti-sticking shaft parallel to the rubber roller is arranged behind the rubber roller, so that the printing paper of the thermal label without the backing paper can be effectively prevented from being stuck on the inner bottom surface of the turnover cover when the printing paper is withdrawn.

Description

Backing paper-free label printer

Technical Field

The invention relates to the field of printers, in particular to a backing paper-free label printer.

Background

The traditional printer can only print bills and common label paper, the common label paper consists of base paper and surface base materials, the base paper becomes waste after printing is finished, and the residual base paper has no value, so that not only is the resource waste, but also the environment pollution is caused. The no backing paper thermal printing label book among the prior art (for example "a portable no backing paper thermal printing label book" that patent number is CN 201610771138.0) is most including the silica gel layer, heat-sensitive layer and rubber coating (not dry glue layer), adopt traditional label printer to be used for no backing paper mark thermal printing label paper roll, the rubber coating of label paper roll glues easily at the inside framework outer wall of paper storehouse or printer, cause the use inconvenient, user experience is not good, often will open the flip adjustment, the suitability is not strong.

Disclosure of Invention

The invention aims to provide a label printer suitable for backing-paper-free label printing paper.

The invention provides a backing-paper-free label printer which comprises a middle frame and a flip cover arranged above the middle frame, wherein a thermosensitive sheet bracket is arranged at the front end part of the middle frame, a thermosensitive sheet is arranged at the upper end of the thermosensitive sheet bracket, a rubber roller corresponding to the thermosensitive sheet in position is arranged on the inner bottom surface of the flip cover, and when the flip cover is covered on the middle frame, the rubber roller is closely arranged on the thermosensitive sheet.

Furthermore, an anti-sticking shaft parallel to the rubber roll is arranged on the inner bottom surface of the turnover cover and behind the rubber roll, the anti-sticking shaft and the rubber roll are arranged in a tightly attached mode, and anti-sticking ribs are arranged on the outer wall surface of the anti-sticking shaft along the circumferential direction.

Further, the preceding tip of center is offered and is used for placing the storage tank of temperature sensing piece support, still be provided with the switch board in the storage tank, the switch board is located the below of temperature sensing piece support, the switch board includes first mainboard and is located the first curb plate that upwards extends at first mainboard both ends, be equipped with first portion of colluding on the first curb plate be equipped with on the two inside walls of the left and right sides of storage tank with the first second portion of colluding that colludes that corresponds mutually, flip lid closes when on the center, the roller at both ends is gone into respectively about the rubber roll the roller the first portion of colluding on the first curb plate at switch board both ends and the second portion of colluding of two inside walls about the storage tank.

Further, the roller joint at rubber roll both ends in first portion of colluding with on the second portion of colluding alternate on the first curb plate have first support pivot, the both ends of first support pivot install in on the center, first curb plate accessible first support pivot takes place to rotate, first portion of colluding with the second portion of colluding forms can release or the joint the opening of the roller at rubber roll both ends.

Furthermore, a convex column extending outwards is arranged on the outer wall surface of one first side plate of the switch plates, and an open cavity for accommodating the convex column is formed in the inner wall of the middle frame.

Further, be provided with the structure of uncapping on flip, the structure of uncapping includes the rotating part, the rotating part has the push rod towards the open chamber, the rotating part passes through the push rod triggers the switch board the projection aversion for the first curb plate of switch board takes place to rotate, thereby makes first portion of colluding with the second portion of colluding both forms the opening that can release the roller at rubber roll both ends.

Furthermore, the switch board has the trip portion of buckling on the first curb plate of the projection that has outside extension, be provided with the extension spring in the trip portion, trip portion is connected to the one end of extension spring, the other end of extension spring is connected on the wall of center.

Further, be provided with the heat-sensitive piece base plate between the switch board with the heat-sensitive piece support, the heat-sensitive piece base plate includes the second mainboard and is located second curb plate on the second mainboard, it supports the pivot to alternate the second on the second curb plate, first mainboard front side has along the fluting that the left and right directions extends, the second mainboard has downwardly extending and extends the fluting collude portion, the both ends of second support pivot install in on the center.

Furthermore, a plurality of pressure springs are arranged between the bottom surface of the switch board and the inner bottom surface of the accommodating groove, the flip cover is covered on the middle frame, and a thermosensitive plate at the upper end of the thermosensitive plate support is tightly attached to the rubber roller on the inner bottom surface of the flip cover through the elastic action of the pressure springs.

The invention provides a backing-paper-free label printer, which is characterized in that a rubber roller is arranged above a heat-sensitive sheet, and backing-paper-free heat-sensitive label printing paper penetrates out of the position between the rubber roller and the heat-sensitive sheet.

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 application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:

FIG. 1 schematically illustrates an exploded view at one angle of a backing paper-free label printer in accordance with an embodiment of the present invention;

FIG. 2 schematically illustrates a perspective view of a backing paper free label printer in accordance with an embodiment of the present invention;

FIG. 3 schematically illustrates an enlarged view of section A of FIG. 2;

FIG. 4 schematically illustrates an exploded view from another perspective of a backing-less label printer in accordance with an embodiment of the present invention;

FIG. 5 schematically illustrates a cross-sectional view of a backing-less label printer in accordance with an embodiment of the present invention;

FIG. 6 is a schematic diagram illustrating an open flap of a backing paper-free label printer according to an embodiment of the present invention;

FIG. 7 is a schematic view showing an angle of a switch board, a heat sensitive sheet substrate, and a heat sensitive sheet holder according to an embodiment of the present invention;

fig. 8 is a schematic view showing another angle of the switch board and the heat sensitive sheet substrate according to the embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, unless otherwise explicitly specified or limited, it is to be understood that the terms "mounted," "connected," and "connected" are to be interpreted broadly, e.g., as either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 8, an embodiment of the present invention provides a backing-paper-free label printer, including a middle frame 1 and a flip cover 2 disposed above the middle frame 1, a bottom cover 3 is disposed below the middle frame 1, the flip cover 2 is rotatably connected to the middle frame 1 through a rotating shaft at the rear of the middle frame 1, a thermal sensitive sheet support 4 is disposed at the front end of the middle frame 1, a thermal sensitive sheet is disposed at the upper end of the thermal sensitive sheet support 4, a heater is disposed on the thermal sensitive sheet, a rubber roller 6 corresponding to the thermal sensitive sheet is disposed on the inner bottom surface of the flip cover 2, when the flip cover 2 is covered on the middle frame 1, the rubber roller 6 is closely attached to the thermal sensitive sheet, the rubber roller 6 is an anti-sticking rubber roller, in this embodiment, specifically, a rubber roller made of japan shin KE-941 silicone rubber is employed, an anti-sticking shaft 7 parallel to the inner bottom surface of the flip cover 2 is disposed at the rear of the rubber roller 6, the diameter of antiseized axle 7 is less than the diameter of rubber roll 6, is equipped with antiseized rib 8 along circumference at antiseized axle 7's outer wall, and antiseized rib 8 is crisscross to be set up.

By adopting the printer without the backing paper label provided by the embodiment of the invention, the rubber roller 6 is arranged above the heat-sensitive sheet, the printing paper of the heat-sensitive label without the backing paper penetrates out from the position between the rubber roller 6 and the heat-sensitive sheet, wherein, the glue coating layer (non-dry glue layer) of the thermal label printing paper without backing paper is closely connected with the rubber roller 6, the technical proposal of the invention is that the rubber roller 6 is arranged above the thermal sensitive sheet, when the rubber roller 6 rotates, the bottomless thermal label printing paper is driven to move by the friction force between the rubber roller 6 and the thermal sensitive sheet, the side of the bottomless thermal label printing paper forming characters faces downwards, the gluing layer of the bottomless thermal label printing paper faces upwards, and therefore the bottomless thermal label printing paper is effectively prevented from falling downwards and being stuck on the outer wall surface of the printer, an anti-sticking shaft 7 parallel to the rubber roller 6 is arranged behind the rubber roller, so that the situation that the thermal label printing paper without backing paper is stuck to the inner bottom surface of the flip cover 2 when the paper is printed and withdrawn can be effectively prevented.

Offer the storage tank 9 that is used for placing temperature sensing piece support 4 at the preceding tip of center 1, still be provided with switch board 10 in the storage tank 9, switch board 10 is located the below of temperature sensing piece support 4, switch board 10 includes first mainboard 11 and is located the first curb plate 12 that first mainboard 11 both ends upwards extend, be equipped with first portion 13 that colludes on the first curb plate 12, be equipped with the second portion 14 that colludes corresponding with first portion 13 that colludes on two inside walls of the left and right sides of storage tank 9, flip 2 lid closes when on center 1, the roller at both ends is gone into respectively the first portion 13 that colludes on the first curb plate 12 at switch board 10 both ends and the second portion 14 that colludes of two inside walls about the storage tank 9 about rubber roll 6.

The roller joint at 6 both ends of rubber roll is on first portion 13 and the second portion 14 that colludes, it has first support pivot 15 to alternate on first curb plate 12, the both ends of first support pivot 15 are installed on center 1, first curb plate 12 accessible first support pivot 15 takes place to rotate, first portion 13 and the second portion 14 that colludes form the opening that can release or joint the roller at 6 both ends of rubber roll, specifically do, first portion 13 that colludes of first curb plate 12 can collude the portion 14 for the second of the inside wall of storage tank 9 and take place relative rotation, thereby the joint is perhaps released the roller of rubber roll 6, its structural design is reasonable, the feasibility is strong.

Be equipped with the outside projection 16 that extends on the outer wall of one of them first curb plate 12 of cubical switchboard 10, have the chamber 17 that opens that holds projection 16 on the inner wall of center 1, be provided with the structure of uncapping on flip 2, the structure of uncapping includes rotating member 18, rotating member 18 has the push rod 19 towards opening chamber 17, rotating member 18 triggers the projection 16 aversion of cubical switchboard 10 through push rod 19, make first curb plate 12 of cubical switchboard 10 take place to rotate, thereby make first portion 13 and the second portion 14 that colludes form the opening that can release the roller at rubber roll 6 both ends, realize opening of flip 2, be equipped with reset torsion spring 20 on rotating member 18, after opening flip 2, rotating member 18 resets through reset torsion spring 20.

Preferably, a bent hook part 21 is arranged on the first side plate 12 of the switch plate 10 having the outwardly extending convex column 16, a tension spring 22 is arranged on the hook part 21, one end of the tension spring 22 is connected with the hook part 21, and the other end of the tension spring 22 is connected with the wall surface of the middle frame 1. When uncapping, extension spring 22 has the effect of buffering to center 1, improves user experience.

A heat-sensitive sheet substrate 23 is arranged between the switch board 10 and the heat-sensitive sheet support 4, the heat-sensitive sheet substrate 23 includes a second main board 5 and a second side board 24 located on the second main board 5, a second supporting rotating shaft 25 is inserted into the second side board 24, a slot 26 extending along the left-right direction (i.e. the length direction of the first main board 11) is arranged on the front side of the first main board 11, the second main board 5 has a hook part 27 extending downwards through the slot 26, and two ends of the second supporting rotating shaft 25 are mounted on the middle frame 1. The left-right direction, the front-back direction, and the up-down direction are shown in fig. 1, 4, and 5.

A plurality of pressure springs 28 are arranged between the bottom surface of the switch board 10 and the inner bottom surface of the accommodating groove 9, in this embodiment, three pressure springs 28 are arranged between the bottom surface of the switch board 10 and the inner bottom surface of the accommodating groove 9, and the distances between two adjacent pressure springs 28 are the same, when the flip cover 2 covers the middle frame 1, the thermosensitive plate at the upper end of the thermosensitive plate support 4 is closely attached to the rubber roller 6 arranged on the inner bottom surface of the flip cover 2 through the elastic action of the pressure springs 28.

The inner bottom surface of the flip cover 2 is provided with a rubber roll bracket 29, the rubber roll bracket 29 is provided with a first clamping port 30 for clamping two ends of a roll shaft of the rubber roll 6, the inner bottom surface of the flip cover 2 is also provided with an anti-sticking shaft bracket 31, and the anti-sticking shaft bracket 31 is provided with a second clamping port 32 for clamping a shaft core of the anti-sticking shaft 7.

An arc-shaped surface 33 which inclines upwards from inside to outside (namely from back to front) is arranged at the paper outlet at the front end of the middle frame 1, a plurality of arc-shaped ribs 34 (in the embodiment, the number of the arc-shaped ribs 34 is seven) are arranged on the arc-shaped surface 33 from left to right, an arc-shaped panel 35 corresponding to the arc-shaped ribs 34 is arranged at the front end part of the flip cover 2, the flip cover 2 is covered on the middle frame 1, and an arc-shaped edge 36 abutting against the arc-shaped ribs 34 is arranged on the arc-shaped panel 35.

After no base stock thermal label printing paper is worn out between rubber roll 6 and the heat-sensitive piece, wear out between the arc rib 34 of the exit slot through center 1 front end and the arc limit 36 of flip 2's arc panel 35 for the rubber coating layer of no base stock thermal label printing paper is crooked up at the in-process of going out paper, lets the audio-visual label characters of seeing the printing of user simultaneously, and it is convenient to use, is applicable to extensive popularization and application.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The bottom-paper-free label printer is characterized by comprising a middle frame and a flip cover arranged above the middle frame, wherein a thermosensitive sheet support is arranged at the front end of the middle frame, a thermosensitive sheet is arranged at the upper end of the thermosensitive sheet support, a rubber roller corresponding to the thermosensitive sheet is arranged on the inner bottom surface of the flip cover, and when the flip cover is closed on the middle frame, the rubber roller is tightly attached to the thermosensitive sheet.

2. The backing-paper-free label printer according to claim 1, wherein an anti-sticking shaft parallel to the rubber roller is arranged on the inner bottom surface of the flip cover and behind the rubber roller, the anti-sticking shaft is arranged in close contact with the rubber roller, and anti-sticking ribs are arranged on the outer wall surface of the anti-sticking shaft along the circumferential direction.

3. The label printer without base paper according to claim 1 or 2, wherein a containing groove for placing the thermal sensitive sheet support is provided at the front end of the middle frame, a switch board is further provided in the containing groove, the switch board is located below the thermal sensitive sheet support, the switch board comprises a first main board and a first side board extending upwards from two ends of the first main board, a first hooking portion is provided on the first side board, a second hooking portion corresponding to the first hooking portion is provided on two inner side walls of the containing groove, the flip cover is closed on the middle frame, the rollers at two ends of the rubber roller are respectively clamped into the first hooking portion on the first side board at two ends of the switch board and the second hooking portion of the two inner side walls of the containing groove.

4. The backing-paper-free label printer according to claim 3, wherein the rollers at both ends of the rubber roller are connected to the first and second engaging portions in a snap-fit manner, the first supporting rotating shaft is inserted into the first side plate, both ends of the first supporting rotating shaft are mounted on the middle frame, the first side plate can rotate through the first supporting rotating shaft, and the first engaging portion and the second engaging portion form openings which can release or connect the rollers at both ends of the rubber roller in a snap-fit manner.

5. The baseless label printer of claim 4, wherein an outwardly extending boss is provided on an outer wall of one of said first side panels of said switch panel, and an open cavity is provided on an inner wall of said center frame for receiving said boss.

6. The baseless label printer of claim 5, wherein a cover opening structure is disposed on the flip cover, the cover opening structure including a rotating member having a push rod facing the open cavity, the rotating member triggering the boss of the switch plate to displace via the push rod, such that the first side plate of the switch plate rotates, such that the first and second engaging portions both form an opening for releasing the roller shafts at both ends of the glue roller.

7. The backing-paper-free label printer according to claim 6, wherein the switch board has a bent hook portion on the first side board having a convex pillar extending outward, the hook portion is provided with a tension spring, one end of the tension spring is connected to the hook portion, and the other end of the tension spring is connected to the wall surface of the middle frame.

8. The backing-free label printer according to claim 7, wherein a thermal sheet substrate is disposed between the switch board and the thermal sheet holder, the thermal sheet substrate includes a second main board and a second side board disposed on the second main board, a second supporting shaft is inserted into the second side board, a slot extending in the left-right direction is formed in a front side of the first main board, the second main board has a hook portion extending downward through the slot, and both ends of the second supporting shaft are mounted on the middle frame.

9. The backing-paper-free label printer according to claim 1, 2, 4, 5, 6, 7 or 8, wherein a plurality of compression springs are arranged between the bottom surface of the switch board and the inner bottom surface of the containing groove, the flip cover is covered on the middle frame, and a heat-sensitive sheet at the upper end of the heat-sensitive sheet support is tightly attached to the rubber roller arranged on the inner bottom surface of the flip cover through the elastic action of the compression springs.

10. The backing-paper-free label printer according to claim 1, 2, 4, 5, 6, 7 or 8, wherein the paper outlet at the front end of the middle frame is provided with an arc-shaped surface which is inclined upwards from inside to outside, a plurality of arc-shaped ribs are arranged on the arc-shaped surface from left to right, the front end of the flip cover is provided with an arc-shaped panel corresponding to the arc-shaped ribs, the flip cover is closed on the middle frame, and the arc-shaped panel is provided with an arc edge which is abutted to the arc-shaped ribs.