TWM595094U - Portable price labeller - Google Patents

Abstract

This creation relates to a portable price tag, which includes a box body (1) and a top cover (2). The upper part of the box body (1) is provided with a paper silo (3), and a thermal paper roll is placed in the paper silo (3) ( 4), the printing head (5) is set inside the paper bin (3); the rubber roller (6) is set in the top cover (2), the rubber roller (6) is close to the printing head (5), and the box body (1) ) There is a motor (7) inside, and the motor (7) drives the rubber roller (6) to rotate through the transmission assembly. When the portable price generator of the present invention is used, the print head prints the text or the pattern on the thermal paper, and the motor drives the rubber roller to rotate through the transmission component, so as to realize the continuous paper output of the thermal paper roll. In this creation, the print head, paper bin and motor are arranged inside the box body, and the rubber roller is arranged in the top cover, which fully utilizes the space and has a compact structure; at the same time, the top paper can be opened to carry out the thermal paper roll of the paper bin Replacement, easy to operate.

Description

Portable price tag

This creation relates to the technical field of thermal printers, and more specifically, to a portable price generator.

The price tag is widely used in supermarkets, shopping malls, telecommunications, hospitals and other fields. It is a thermal printer. It uses thermal paper as a printing medium to print price tags and other logos for customers. The thermal paper is formed by stacking the base paper, the undercoat layer, the thermal coating, and the protective layer in sequence, and the continuous thermal paper is wound to form the thermal paper.

When the price-printer prints, the thermal paper is drawn out from the paper roll and then passed between the print head and the rubber roller arranged tangentially, the protective layer of the thermal paper is in contact with the print head, and the base paper and glue of the thermal paper The roller contacts, the printer's drive mechanism drives the rubber roller to rotate to convey the thermal paper downstream, and the printer's controller controls the heating element of the print head to generate heat, and the heat is transferred to the thermal coating through the protective layer of the thermal paper , The leuco dye and developer in the heat-sensitive coating change color when they react with heat to form a printed ticket containing the set text or image. After printing, manually tear the paper or automatically cut the paper. Separate the printed ticket from the unused thermal paper, and keep the unused thermal paper between the print head and the rubber roller to wait for the next printing.

The price-fixing device that is common in the existing market has a rubber roller installation structure and a paper bin setting that are not reasonable enough, the structure is complex, and it takes up a lot of space, making it impossible to miniaturize the machine. At the same time, there are problems such as inconvenience in loading and unloading paper rolls, insufficient paper feeding, and single printing performance.

The technical problem to be solved in this creation is to provide a portable price-taker with a compact structure.

The technical solution adopted by this author to solve its technical problems is to construct a portable price-taker, which includes a box body and a top cover. The upper part of the box body is provided with a paper bin, and a thermal paper roll is placed in the paper bin. A printing head is arranged inside the paper bin; a rubber roller is arranged in the top cover, the rubber roller is closely attached to the printing head, and a motor is arranged inside the box body, and the motor drives the rubber roller through a transmission assembly Turn.

In the above solution, a fixed seat is provided inside the top cover, the rubber roller is mounted on the fixed seat, a torsion spring pressure plate is provided above the fixed seat, and a torsion spring is installed on the rotating shaft of the rubber roller, The two legs of the torsion spring respectively resist the fixed base and the torsion spring pressure plate.

In the above solution, a moving board and a slide switch are also provided inside the top cover, a snap is provided on the moving board, a snap slot matching the snap is provided on the upper part of the paper bin, and the moving board is connected The return spring drives the sliding plate to move in translation by pushing the slide switch, so that the buckle is detached from the slot.

In the above solution, a paper cutter is provided on one side of the top cover, and the paper cutter is located above the paper outlet of the paper bin.

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

In the above solution, the transmission assembly is a gear set connected to the motor, the rubber roller is covered with gears, the gear set is installed on the side of the paper bin, and the back plate is covered above the gear set. The paper bin is fixedly connected.

In the above solution, a heat sink is provided on the back of the printing head, and the heat sink is in contact with the back plate.

In the above solution, the outer wall of the paper bin is provided with a seat body for mounting the motor, and the outside of the seat body is covered with a heat conductive sheet, and the heat conductive sheet is in contact with the back plate.

In the above solution, the paper bin is provided with an observation hole, and the box body is provided with a peephole corresponding to the observation hole.

In the above solution, the inner wall of the paper bin and the fixing seat is provided with a sensor for sensing the length and gap of the thermal paper roll.

The portable price generator implementing this creation has the following beneficial effects: When the portable price generator of the present invention is used, the print head prints the text or the pattern on the thermal paper, and the motor drives the rubber roller to rotate through the transmission component, so as to realize the continuous paper output of the thermal paper roll. In this creation, the print head, paper bin and motor are integrated into a module, which is set inside the box body, and the rubber roller is set in the top cover, which fully utilizes the space and has a compact structure. At the same time, the top cover can be opened The thermal paper roll can be replaced for easy operation.

In order to have a clearer understanding of the technical features, purposes and effects of this creation, the specific implementation of this creation will now be described in detail with reference to the drawings.

As shown in FIGS. 1 to 9, the creation includes a box body 1 and a top cover 2. The upper part of the box body 1 is provided with a paper bin 3, a thermal paper roll 4 is placed in the paper bin 3, and a row is provided in the paper bin 3 Print head 5. The top cover 2 is provided with a rubber roller 6, the rubber roller 6 is in close contact with the printing head 5, and a motor 7 is provided inside the box body 1, and the motor 7 drives the rubber roller 6 to rotate through a transmission assembly.

When the portable price generator of the present invention is used, the printing head 5 prints the text or the pattern on the printed sheet, and the motor 7 drives the rubber roller 6 to rotate through the transmission assembly, so as to realize the continuous paper output of the thermal paper roll 4. In this creation, the print head 5, paper bin 3 and motor 7 are integrated into a module, which is set inside the box 1 and the rubber roller 6 is set in the top cover 2 to fully use the space; at the same time, you can open the top cover 2 The thermal paper roll 4 of the paper bin 3 is replaced, and the operation is convenient.

Further, a fixed seat 8 is provided inside the top cover 2, a rubber roller 6 is installed on the fixed seat 8, a torsion spring pressing plate 9 is provided above the fixed seat 8, a torsion spring 10 and a torsion spring 10 are installed on the rotating shaft of the rubber roller 6 The two supporting feet resist the fixed base 8 and the torsion spring pressing plate 9 respectively. The torsion spring 10 provides pressure to the rubber roller 6 and provides an elastic force for the fixed portion of the rubber roller 6 to spring away. The torsion spring 10 is fixed to the fixing base 8 through the torsion spring pressing plate 9.

Further, the top cover 2 is also provided with a moving plate 11 and a slide switch 12. The moving plate 11 is provided with a buckle 13. The upper part of the paper compartment 3 is provided with a buckle 14 that cooperates with the buckle 13. The moving plate 11 translates to realize the disengagement of the buckle 13 and the slot 14. The moving plate 11 is connected to a return spring 15. The return spring 15 in this embodiment is a telescopic spring. The telescopic spring provides thrust to the moving plate 11 to achieve automatic rebound.

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

Further, the top cover 2 is hinged with the box body 1 through the rotating shaft 17, and after the buckle 13 is detached from the card slot 14, the top cover 2 can be opened to replace the thermal paper roll 4 in the paper compartment 3, and it is also convenient to solve the card Paper problem.

Further, the transmission component is a gear set 18 connected to the motor 7. The rubber roller 6 is covered with gears. The gear set 18 is installed on the side of the paper bin 3. The gear set 18 covers the back plate 19 above the back plate 19 and the paper bin 3. Fixed connection. The transmission of the gear set 18 in this embodiment is only a preferred way, and the transmission assembly can also be implemented by other methods such as belt transmission and worm gear.

Further, a heat sink 20 is provided on the back of the print head 5, 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 on which the motor 7 is mounted. The outer side of the seat body 21 is covered with a heat conductive sheet 22 which is in contact with the back plate 19. The print head 5 in this embodiment includes a ceramic sheet heating element. The ceramic sheet heating element is fixed to the heat sink 20 by a high temperature resistant double-sided adhesive, and the heat sink 20 is fixed to the paper compartment 3 by screws. The heat-conducting fins 22 and the heat-radiating fins 20 guide the heat to the back plate 19, which increases the heat dissipation area and optimizes the heat dissipation effect of the motor 7.

Further, the paper bin 3 is provided with an observation hole 23, and the box body 1 is provided with a peephole 24 corresponding to the observation hole 23, which is convenient for observing the usage of the thermal paper roll 4.

Further, the inner walls of the paper bin 3 and the fixing base 8 are provided with sensors for sensing the length and gap of the thermal paper roll 4. The thermal paper roll 4 in this embodiment may use a paper tape with a plurality of self-adhesive label paper, which includes a printing layer 401 and a base paper layer 402, and the printing layer 401 is a plurality of label papers arranged at intervals. The paper material of the printing layer 401 and the base paper layer 402 are different, so the opposed sensor can realize detection, so as to control the printing head 5 and the motor 7 to act accordingly.

Further, a battery and a PCB board are also provided inside the box body 1, a power switch 25 is installed on the side of the box body 1, a USB interface and a status light are provided at the bottom, and a hand rope 26 is provided on the left side of the box body 1, which is convenient for the user to hold.

Further, a cover opening detection switch is provided on the side wall of the paper silo 3 for detecting the opening and closing of the top cover 2. When the top cover 2 is closed, the touch switch of the opening detection switch is pushed down, and when the top cover 2 is opened, the opening detection switch pops up, thereby achieving the purpose of detecting the opening and closing of the top cover 2.

The embodiments of this creation have been described above with reference to the drawings, but this creation is not limited to the above-mentioned specific implementations. The above-mentioned specific implementations are only schematic, not limiting, and those of ordinary skill in the art Under the inspiration of this creation, there are many forms that can be made without departing from the scope of this creation and the scope of protection of the patent application. These are all within the protection of this creation.

1: box body 2: top cover 3: Paper warehouse 4: Thermal paper roll 5: Print head 6: Rubber roller 7: Motor 8: fixed seat 9: torsion spring pressure plate 10: torsion spring 11: Mobile board 12: Slide switch 13: buckle 14: Card slot 15: return spring 16: paper cutter 17: shaft 18: Gear set 19: backplane 20: Heat sink 21: seat body 22: thermal pad 23: observation hole 24: Peephole 25: Power switch 26: hand rope 401: Print layer 402: Base paper layer

The creation will be further described below with reference to the drawings and embodiments.

Figure 1 is a schematic diagram of the structure of the portable price creation device.

FIG. 2 is a schematic structural view of FIG. 1 when the top cover is opened.

Figure 3 is a schematic diagram of the structure of the top cover and the paper silo.

4 is a schematic view of the structure of FIG. 3 when the top cover is opened.

5 is a schematic view of the structure of FIG. 3 after the paper roll is taken out when the top cover is opened.

FIG. 6 is a schematic structural view of FIG. 4 from another angle.

Fig. 7 is a schematic diagram of exploding parts of a paper silo.

8 is a schematic structural view of the top cover.

Fig. 9 is a schematic diagram of exploding parts of the top cover.

1: box body

2: top cover

6: Rubber roller

25: Power switch

26: hand rope

Claims (10)

A portable price-marking device includes a box body (1) and a top cover (2), a paper silo (3) is provided at an upper part of the box body (1), and a thermal paper roll is placed in the paper silo (3) (4), the paper bin (3) is provided with a printing head (5); the top cover (2) is provided with a rubber roller (6), and the rubber roller (6) is closely attached to the printing In the head (5), a motor (7) is provided inside the box body (1), and the motor (7) drives the rubber roller (6) to rotate through a transmission assembly. The portable price device according to claim 1, wherein a fixed seat (8) is provided inside the top cover (2), and the rubber roller (6) is installed on the fixed seat (8), the A torsion spring pressing plate (9) is provided above the fixed seat (8), a torsion spring (10) is installed on the rotating shaft of the rubber roller (6), and two legs of the torsion spring (10) respectively resist the The fixed seat (8) and the torsion spring pressing plate (9). The portable price controller according to claim 1, wherein the top cover (2) is further provided with a moving board (11) and a slide switch (12), and the moving board (11) is provided with a buckle ( 13), the upper part of the paper bin (3) is provided with a clamping slot (14) cooperating with the buckle (13), the moving plate (11) is connected with a return spring (15), and the sliding switch ( 12) Drive the moving plate (11) to translate, so that the buckle (13) is detached from the chute (14). The portable price-marking device according to claim 1, wherein a paper cutter (16) is provided on one side of the top cover (2), and the paper cutter (16) is located on the paper storage (3) Above the paper exit. The portable price controller according to claim 1, wherein the top cover (2) is hinged with the box body (1) through a rotating shaft (17). The portable price controller according to claim 1, wherein the transmission component is a gear set (18) connected to the motor (7), and the rubber roller (6) is covered with gears, and the gear set (18) It is installed on the side of the paper bin (3), and the back plate (19) is covered above the gear set (18), and the back plate (19) is fixedly connected to the paper bin (3). The portable price device according to claim 6, wherein a heat sink (20) is provided on the back of the printing head (5), and the heat sink (20) is in contact with the back plate (19). The portable price controller according to claim 6, wherein the outer wall of the paper bin (3) is provided with a seat body (21) for mounting the motor (7), and the seat body (21) is coated on the outside There is a heat conductive sheet (22) which is in contact with the back plate (19). The portable price controller according to claim 1, wherein the paper bin (3) is provided with an observation hole (23), and the box body (1) is provided with a corresponding to the observation hole (23) Peephole (24). The portable price controller according to claim 1, wherein the inner walls of the paper bin (3) and the fixing seat (8) are provided with sensors for sensing the length and gap of the thermal paper roll (4) .

Images