CN210211738U

CN210211738U - Portable price-marking device

Info

Publication number: CN210211738U
Application number: CN201920154162.9U
Authority: CN
Inventors: Inventor Has Waived The Right To Be Mentioned The; 不公告发明人
Original assignee: Wuhan Jingchen Wisdom Marking Technology Co Ltd
Current assignee: Wuhan Jingchen Wisdom Marking Technology Co Ltd
Priority date: 2019-01-29
Filing date: 2019-01-29
Publication date: 2020-03-31
Anticipated expiration: 2029-01-29
Also published as: JP3225749U; TWM595094U

Abstract

The utility model relates to a portable pricing device, which comprises a box body (1) and a top cover (2), wherein a paper bin (3) is arranged at the upper part in the box body (1), a heat-sensitive paper roll (4) is arranged in the paper bin (3), and a printing head (5) is arranged in the paper bin (3); be provided with rubber roll (6) in top cap (2), printer head (5) is hugged closely in rubber roll (6), box body (1) inside is equipped with motor (7), motor (7) pass through the drive assembly drive rubber roll (6) rotate. The utility model discloses a portable price printer beats printer head and prints characters or pattern on thermal paper when using, and the motor passes through drive assembly and drives the rubber roll and rotate to realize that the thermal paper roll goes out paper in succession. The utility model arranges the printing head, the paper bin and the motor inside the box body, and the rubber roller is arranged in the top cover, thereby fully utilizing the space and having compact structure; meanwhile, the thermosensitive paper roll in the paper bin can be replaced by opening the top cover, and the operation is convenient.

Description

Portable price-marking device

Technical Field

The utility model relates to a thermal printer technical field, more specifically say, relate to a portable ware of beating prices.

Background

The price printer is widely applied to the fields of supermarkets, markets, telecommunications, hospitals and the like, belongs to a thermal printer, and adopts thermal sensitive roll paper as a printing medium to print marks such as price labels and the like for customers. The thermal paper is formed by sequentially laminating base paper, a bottom coating layer, a thermal coating layer and a protective layer, and the continuous thermal paper is wound to form thermal roll paper.

When the price printer is used for printing, the thermal paper is led out from the paper roll and then passes through the printing head and the rubber roll which are arranged in a tangent mode, the protective layer of the thermal paper is in contact with the printing head, the raw paper of the thermal paper is in contact with the rubber roll, the driving mechanism of the printer drives the rubber roll to rotate to convey the thermal paper to the downstream, meanwhile, the controller of the printer controls the heating body of the printing head to generate heat, the heat is conducted to the thermal coating through the protective layer of the thermal paper, the leuco dye and the color developing agent in the thermal coating are subjected to chemical reaction when being heated to change the color, a printed ticket face containing set characters or images is formed, after printing is finished, the printed ticket face is separated from the unused thermal paper through modes of manual paper tearing or automatic paper cutting and the like, and the unused.

The common price printer in the existing market has the defects that the rubber roller mounting structure and the paper bin are not reasonable enough, the structure is complex, the occupied space is large, and the machine can not be miniaturized. Meanwhile, the problems of inconvenience in loading and unloading of paper rolls, unsmooth paper feeding and single printing performance can be caused.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a compact structure's portable price of beating ware.

The utility model provides a technical scheme that its technical problem adopted is: a portable pricing device is constructed and comprises a box body and a top cover, wherein a paper bin is arranged at the upper part in the box body, a heat-sensitive paper roll is placed in the paper bin, and a printing head is arranged in the paper bin; the printing head is characterized in that a rubber roller is arranged in the top cover and is tightly attached to the printing head, a motor is arranged in the box body, and the motor drives the rubber roller to rotate through a transmission assembly.

In the above scheme, the inside fixing base that is provided with of top cap, the rubber roll is installed on the fixing base, the fixing base top is provided with the torsional spring clamp plate, install the torsional spring in the axis of rotation of rubber roll, two stabilizer blades of torsional spring support respectively and keep out on fixing base and torsional spring clamp plate.

In the scheme, the top cover is internally provided with a movable plate and a sliding switch, the movable plate is provided with a buckle, the upper portion of the paper bin is provided with a clamping groove matched with the buckle, the movable plate is connected with a return spring, and the movable plate is driven to translate by pushing the sliding switch, so that the buckle is separated from the clamping groove.

In the above scheme, one side of top cap is provided with the paper knife, the paper knife is located the exit slot top in paper storehouse.

In the above scheme, the top cover is hinged with the box body through a rotating shaft.

In the above scheme, the transmission assembly is a gear set connected with the motor, the rubber roll is sleeved with a gear, the gear set is installed on the side face of the paper bin, the back plate covers the gear set, and the back plate is fixedly connected with the paper bin.

In the above scheme, the back of the printing head is provided with the radiating fin, and the radiating fin is in contact with the back plate.

In the above scheme, the outer wall of the paper bin is provided with a seat body for mounting the motor, the outer side of the seat body is coated with a heat conducting fin, and the heat conducting fin is in contact with the back plate.

In the above scheme, the paper bin is provided with the observation hole, and the box body is provided with the peeping hole corresponding to the observation hole.

In the above scheme, the inner walls of the paper bin and the fixing seat are provided with sensors for sensing the length and the gap of the thermosensitive paper roll.

Implement the utility model discloses a portable price marker has following beneficial effect:

the utility model discloses a portable price printer beats printer head and prints characters or pattern on thermal paper when using, and the motor passes through drive assembly and drives the rubber roll and rotate to realize that the thermal paper roll goes out paper in succession. The utility model integrates the printing head, the paper bin and the motor into a module which is arranged inside the box body, and the rubber roller is arranged in the top cover, thereby fully utilizing the space and having compact structure; meanwhile, the thermosensitive paper roll in the paper bin can be replaced by opening the top cover, and the operation is convenient.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

FIG. 1 is a schematic structural view of the portable pricing device of the present invention;

FIG. 2 is a schematic view of the open top cover of FIG. 1;

FIG. 3 is a schematic view of the top cover and the paper bin;

FIG. 4 is a schematic view of the lid of FIG. 3 when open;

FIG. 5 is a schematic view of the cover of FIG. 3 with the paper roll removed;

FIG. 6 is a schematic view of the structure of FIG. 4 from another angle;

FIG. 7 is an exploded view of a part of the bin;

FIG. 8 is a schematic structural view of the top cover;

fig. 9 is an exploded view of the top cover.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1-9, the utility model comprises a box body 1 and a top cover 2, a paper bin 3 is arranged on the upper part in the box body 1, a thermal sensitive paper roll 4 is arranged in the paper bin 3, and a printing head 5 is arranged in the paper bin 3. A rubber roller 6 is arranged in the top cover 2, the rubber roller 6 is tightly attached to the printing head 5, a motor 7 is arranged in the box body 1, and the motor 7 drives the rubber roller 6 to rotate through a transmission assembly.

The utility model discloses a portable price printer beats printer head 5 and prints characters or pattern when using on printing, and motor 7 drives rubber roll 6 through drive assembly and rotates to realize that thermal sensitive paper roll 4 goes out paper in succession. The utility model integrates the printing head 5, the paper bin 3 and the motor 7 into a module which is arranged inside the box body 1, and the rubber roller 6 is arranged in the top cover 2, thereby fully utilizing the space; meanwhile, the thermosensitive paper roll 4 of the paper bin 3 can be replaced by opening the top cover 2, and the operation is convenient.

Further, the inside fixing base 8 that is provided with of top cap 2, rubber roll 6 install on

fixing base

8, and 8 tops of fixing base are provided with torsional spring clamp plate 9, install torsional spring 10 in the axis of rotation of rubber roll 6, and two stabilizer blades of torsional spring 10 support respectively and keep out on fixing base 8 and torsional spring clamp plate 9. The torsion spring 10 provides pressure to the rubber roller 6 and provides elasticity for the fixed part of the rubber roller 6 to be bounced off. The torsion spring 10 is fixed on the fixed seat 8 through the torsion spring pressing plate 9.

Further, a moving plate 11 and a sliding switch 12 are further arranged inside the top cover 2, a buckle 13 is arranged on the moving plate 11, a clamping groove 14 matched with the buckle 13 is formed in the upper portion of the paper bin 3, the moving plate 11 is driven to move horizontally by pushing the sliding switch 12, and the buckle 13 is separated from the clamping groove 14. The moving plate 11 is connected to a return spring 15, and the return spring 15 in this embodiment is an extension spring which provides thrust to the moving plate 11 to realize automatic rebound.

Further, a paper cutter 16 is arranged on one side of the top cover 2, and the paper cutter 16 is positioned above the paper outlet of the paper bin 3. The cutting of the thermal paper roll 4 can be performed by the paper cutter 16.

Further, the top cover 2 is hinged to the box body 1 through the rotating shaft 17, and after the buckle 13 is separated from the clamping groove 14, the top cover 2 can be opened in a rotating mode, the thermosensitive paper roll 4 in the paper bin 3 can be replaced, and the problem of paper jam can be solved conveniently.

Further, the transmission component is a gear set 18 connected with the motor 7, the rubber roller 6 is sleeved with a gear, the gear set 18 is installed on the side face of the paper bin 3, a back plate 19 covers the upper portion of the gear set 18, and the back plate 19 is fixedly connected with the paper bin 3. The gear set 18 drive in this embodiment is only one preferred way, and the drive assembly may be implemented by a belt drive, a worm gear, or other means.

Further, the back of the print head 5 is provided with a heat sink 20, and the heat sink 20 is in contact with the back plate 19. The outer wall of the paper bin 3 is provided with a seat body 21 for installing the motor 7, the outer side of the seat body 21 is coated with a heat conducting sheet 22, and the heat conducting sheet 22 is contacted with the back plate 19. The printing head 5 in this embodiment includes a ceramic sheet heating element, the ceramic sheet heating element is fixed on the heat sink 20 through a high temperature resistant double-sided tape, and the heat sink 20 is fixed on the paper bin 3 through a screw. The heat conducting fins 22 and the heat radiating fins 20 conduct heat to the back plate 19, so that the heat radiating area is increased, and the heat radiating effect of the motor 7 is optimized.

Further, the paper bin 3 is provided with an observation hole 23, and the box body 1 is provided with a peeping hole 24 corresponding to the observation hole 23, so that the use condition of the thermal sensitive paper roll 4 can be observed conveniently.

Further, the inner walls of the paper bin 3 and the fixed seat 8 are provided with sensors for sensing the length and the gap of the thermosensitive paper roll 4. The thermal paper roll 4 in this embodiment may be a paper tape with a plurality of self-adhesive label papers, which includes a printing layer 401 and a base paper layer 402, wherein the printing layer 401 is a plurality of label papers arranged at intervals. The printing layer 401 and the base paper layer 402 are made of different materials, so that the opposite sensors can detect, and accordingly the printing head 5 and the motor 7 are controlled to act correspondingly.

Further, box body 1 is inside still to be provided with battery, PCB board, and 1 side-mounting of box body has switch 25, and there are USB interface and status light in the bottom, and the left side of box body 1 has hand rope 26, and convenience of customers is handheld.

Further, a cover opening detection switch is arranged on the side wall of the paper bin 3 and used for detecting opening and closing of the top cover 2. The tact switch of the cover opening detection switch is pressed down when the top cover 2 is closed, and the cover opening detection switch bounces when the top cover 2 is opened, so that the purpose of detecting the opening and closing of the top cover 2 is achieved.

While the embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many modifications may be made by one skilled in the art without departing from the spirit and scope of the present invention as defined in the appended claims.

Claims

1. A portable pricing device is characterized by comprising a box body (1) and a top cover (2), wherein a paper bin (3) is arranged at the upper part in the box body (1), a heat-sensitive paper roll (4) is placed in the paper bin (3), and a printing head (5) is arranged in the paper bin (3); be provided with rubber roll (6) in top cap (2), printer head (5) is hugged closely in rubber roll (6), box body (1) inside is equipped with motor (7), motor (7) pass through the drive assembly drive rubber roll (6) rotate.

2. The portable pricing device of claim 1, characterized in that a fixing seat (8) is arranged inside the top cover (2), the rubber roller (6) is installed on the fixing seat (8), a torsion spring pressing plate (9) is arranged above the fixing seat (8), a torsion spring (10) is installed on a rotation shaft of the rubber roller (6), and two support legs of the torsion spring (10) respectively abut against the fixing seat (8) and the torsion spring pressing plate (9).

3. The portable pricing device according to claim 1, characterized in that a moving plate (11) and a sliding switch (12) are further arranged inside the top cover (2), a buckle (13) is arranged on the moving plate (11), a clamping groove (14) matched with the buckle (13) is arranged on the upper portion of the paper bin (3), the moving plate (11) is connected with a return spring (15), and the sliding switch (12) is pushed to drive the moving plate (11) to move horizontally, so that the buckle (13) is separated from the clamping groove (14).

4. The portable pricing device according to claim 1, characterized in that one side of the top cover (2) is provided with a paper cutter (16), the paper cutter (16) being located above a paper outlet of the paper bin (3).

5. Portable pricing device according to claim 1, characterized in that the top cover (2) is hinged with the box (1) through a rotation axis (17).

6. The portable pricing device according to claim 1, characterized in that the transmission component is a gear set (18) connected with the motor (7), the rubber covered roller (6) is sleeved with a gear, the gear set (18) is installed on the side of the paper bin (3), a back plate (19) covers the gear set (18), and the back plate (19) is fixedly connected with the paper bin (3).

7. A portable valuator according to claim 6, wherein the back of the printhead (5) is provided with a heat sink (20), the heat sink (20) being in contact with the back plate (19).

8. The portable pricing device according to claim 6, characterized in that the outer wall of the paper compartment (3) is provided with a seat body (21) for mounting the motor (7), the outer side of the seat body (21) is wrapped with a heat conducting sheet (22), and the heat conducting sheet (22) is in contact with the back plate (19).

9. The portable pricing device of claim 1, characterized in that the paper compartment (3) is provided with a viewing aperture (23), and the box body (1) is provided with a peep hole (24) corresponding to the viewing aperture (23).

10. The portable pricing device of claim 1, characterized in that the inner walls of the paper compartment (3) and the stationary base (8) are provided with sensors for sensing the length and the gap of the thermal paper roll (4).