CN220095933U - Ink supply mechanism of label printer - Google Patents

Abstract

The utility model relates to the technical field of ink supply of printers, in particular to an ink supply mechanism of a label printer. The technical proposal comprises: the ink box comprises an ink box, a spray head and a connecting pipe, wherein the connecting pipe is arranged between the ink box and the spray head, an ink supplementing pipe is fixed at the upper end of the side wall of the ink box, a liquid level control assembly is arranged in the ink box, a return pipe is arranged at the lower end of the side wall of the ink box, liquid pumps are arranged on the return pipe and the connecting pipe, and the ink supplementing pipe and the end part of the return pipe are fixedly connected with an outer connecting pipe through a three-way pipe. The utility model utilizes the liquid level control assembly to control the liquid level in the ink box, ensures stable ink supply during working, and simultaneously utilizes the return pipe to discharge the ink in the ink box during shutdown, thereby avoiding the situation of blockage caused by precipitation or deterioration of foreign matters due to long-time storage.

Description

Ink supply mechanism of label printer

Technical Field

The utility model relates to the technical field of ink supply of printers, in particular to an ink supply mechanism of a label printer.

Background

The ink supply of a label printer generally includes an ink cartridge, an ink line, a head, and the like, wherein the ink cartridge is a container storing ink, the ink line is a pipe for transporting the ink from the ink cartridge to the head, and the head is a member for ejecting the ink onto a printing material.

In the use of label printer, the capacity in its ink horn is limited, leads to needing the unscheduled to add the ink in the ink horn, because the ink horn is located inside the printer, its design volume can not be too big, consequently can't realize stable inking's condition, often the in-process of printing lacks the ink, simultaneously after equipment shut down, if take out the participation ink in the ink horn, can lead to the long-time deposit of ink in the ink horn, produce the solidification sediment, and then lead to the condition of pipeline jam, consequently, need design a printer worker's mould mechanism that can stabilize ink feeding, guarantee printer steady operation.

Disclosure of Invention

The utility model aims at solving the problems in the background art and provides an ink supply mechanism of a label printer.

The technical scheme of the utility model is as follows: the utility model provides a label printing machine ink feed mechanism, includes ink horn, shower nozzle and connecting pipe, install the connecting pipe between ink horn and the shower nozzle, ink horn lateral wall upper end is fixed with the moisturizing pipe, be provided with liquid level control assembly in the ink horn, the back flow is installed to ink horn lateral wall lower extreme, all install the drawing liquid pump on back flow and the connecting pipe, moisturizing pipe and back flow tip are taken over through three-way pipe fixedly connected with outside.

Preferably, an electric control three-way valve is arranged in the three-way pipe, and the electric control three-way valve in the three-way pipe is used for controlling the communication between the external connecting pipe and the three-way pipe or the communication between the external connecting pipe and the ink supplementing pipe.

Preferably, the liquid level control assembly comprises a floating plate and a touch switch, wherein the floating plate is arranged in the ink box, a plugboard is fixed at the upper end of the floating plate, an end block is fixed at the upper end of the inner side wall of the ink box, a slot is formed in the bottom of the end block, the touch switch is arranged in the slot, and an electric control valve electrically connected with the touch switch is arranged in the ink supplementing tube.

Preferably, a guide rod is fixed in the ink box, the guide rod penetrates through the floating plate and is in sliding connection with the floating plate, and the upper end of the guide rod is fixedly fixed at the central position in the slot.

Preferably, the positions of the plugboards are aligned with the positions of the slots, and the sizes of the plugboards are smaller than those of the slots, so that the plugboards can be smoothly inserted into the slots.

Preferably, a controller is fixed on the outer side wall of the ink box, so that driving control can be performed on the electrical equipment.

Preferably, the outer frame is fixed in the ink box and at the position corresponding to the connecting pipe, the filter screen is arranged on the side wall of the outer frame, and ink in the ink box can enter the connecting pipe after being filtered by the filter screen, so that the condition that sediment enters the spray head to cause blockage can be effectively avoided.

Preferably, the connecting pipe is of a hose structure, and movable ink jetting of the nozzle is not affected by hose connection.

Compared with the prior art, the utility model has the following beneficial technical effects: the liquid level control assembly is utilized to control the liquid level in the ink box, so that stable ink supply during operation is ensured, and meanwhile, when the machine is stopped, the ink in the ink box is discharged by the return pipe, so that the situation that foreign matters precipitate or deteriorate and then block is caused due to long-time storage is avoided.

Drawings

FIG. 1 is a schematic view of the overall assembly structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the ink cartridge of the present utility model;

FIG. 3 is a schematic view of the end block and floating plate assembly of the present utility model;

FIG. 4 is a schematic view showing the bottom cut-away structure of the ink cartridge of the present utility model.

Reference numerals: 1. an ink cartridge; 11. an ink supplementing tube; 12. a return pipe; 13. a liquid pump; 14. a three-way pipe; 15. an outer connecting pipe; 16. an outer frame; 17. a filter screen; 2. a spray head; 3. a connecting pipe; 4. a liquid level control assembly; 41. a guide rod; 42. a floating plate; 43. inserting plate; 44. an end block; 45. a slot; 46. a touch switch; 47. and a controller.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Examples

As shown in fig. 1-4, the ink supply mechanism of the label printer provided by the utility model comprises an ink box 1, a spray head 2 and a connecting pipe 3, wherein the connecting pipe 3 is arranged between the ink box 1 and the spray head 2, an ink supplementing pipe 11 is fixed at the upper end of the side wall of the ink box 1, a liquid level control component 4 is arranged in the ink box 1, a return pipe 12 is arranged at the lower end of the side wall of the ink box 1, liquid pumps 13 are respectively arranged on the return pipe 12 and the connecting pipe 3, the ends of the ink supplementing pipe 11 and the return pipe 12 are fixedly connected with an external pipe 15 through a three-way pipe 14, an electric control three-way valve is arranged in the three-way pipe 14, an outer frame 16 is fixed in the ink box 1 and at the position corresponding to the connecting pipe 3, a filter screen 17 is arranged on the side wall of the outer frame 16, a V-shaped structure is arranged at the bottom part of the inner side wall of the ink box 1, the connecting pipe 3 and the return pipe 12 are both positioned at the bottom of the V-shaped structure, and the connecting pipe 3 is in a hose structure.

The liquid level control assembly 4 comprises a floating plate 42 and a touch switch 46, the floating plate 42 is arranged in the ink box 1, a plugboard 43 is fixed at the upper end of the floating plate 42, an end block 44 is fixed at the upper end of the inner side wall of the ink box 1, a slot 45 is formed in the bottom of the end block 44, the touch switch 46 is arranged in the slot 45, an electric control valve electrically connected with the touch switch 46 is arranged in the ink supplementing tube 11, a guide rod 41 is fixed in the ink box 1, the guide rod 41 penetrates through the floating plate 42 and is in sliding connection with the floating plate 42, the upper end of the guide rod 41 is fixed at the central position in the slot 45, the plugboard 43 is aligned with the slot 45, the plugboard 43 is smaller than the slot 45 in size, and the outer side wall of the ink box 1 is fixed with a controller.

In this embodiment, at first will take over 15 to the outside ink storage equipment of printing machine, can make its inside ink enter into in the ink horn 1 through take over 15 and the ink filling pipe 11 outward, when carrying out the inkjet operation, the drawing liquid pump 13 on the accessible connecting pipe 3 draws out the ink in the ink horn 1, and spout through shower nozzle 2, the ink level in the ink horn 1 will drop at this moment, consequently can lead to the floating plate 42 to move downwards, and then make picture peg 43 take out from in slot 45, relieve the extrusion with touching press switch 46, therefore can make the automatically controlled valve in the ink filling pipe 11 open, finally with the continuous injection ink horn 1 of ink, guarantee that there is abundant ink to supply the ink operation in the ink horn 1 all the time, can not appear in the circumstances of breaking ink midway, simultaneously after the operation is finished, can open the drawing liquid pump 13 on the back pipe 12, take out the ink in the ink horn 1, after the water conservancy diversion through drawing liquid pump 13 and the external water conservancy diversion of connecting pipe 15, consequently, can utilize three-way pipe 14 in the control valve 15 and take over 15 in the time control valve in the ink horn 2 in the course, can be controlled in order to take over the time and the ink horn 1 in the time can not appear in the ink filling pipe 1, can not be stopped up in the circumstances of entering into the ink horn 1 in time through the inkjet nozzle 1, the circumstances of entering into the filter screen through the inside the inkjet pipe 1, the circumstances of the filter screen is further can be avoided in time-stop the condition, the condition of entering inside the ink filling pipe 1, and the inside the ink filling pipe is in time-out the ink has been prevented from entering into the inside the ink tank 1, and the filter case inside the inside sediment in the inside the filter case is in the filter case.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims (9)

1. The utility model provides a label printing machine ink feed mechanism, includes ink horn (1), shower nozzle (2) and connecting pipe (3), its characterized in that: install connecting pipe (3) between ink horn (1) and shower nozzle (2), ink supplementing pipe (11) are fixed with in ink horn (1) lateral wall upper end, be provided with liquid level control assembly (4) in ink horn (1), back flow (12) are installed to ink horn (1) lateral wall lower extreme, back flow (12) all install drawing liquid pump (13) on connecting pipe (3), ink supplementing pipe (11) and back flow (12) tip are through three-way pipe (14) fixedly connected with takeover (15) outward.

2. A label printer ink supply mechanism according to claim 1, characterized in that an electrically controlled three-way valve is mounted in the three-way pipe (14).

3. The ink supply mechanism of a label printer according to claim 1, wherein the liquid level control assembly (4) comprises a floating plate (42) and a touch switch (46), the floating plate (42) is arranged in the ink box (1), a plugboard (43) is fixed at the upper end of the floating plate (42), an end block (44) is fixed at the upper end of the inner side wall of the ink box (1), a slot (45) is formed in the bottom of the end block (44), the touch switch (46) is arranged in the slot (45), and an electric control valve electrically connected with the touch switch (46) is arranged in the ink supplementing tube (11).

4. A label printer ink supply mechanism according to claim 3, wherein a guide rod (41) is fixed in the ink box (1), the guide rod (41) passes through the floating plate (42) and is in sliding connection with the floating plate (42), and the upper end of the guide rod (41) is fixed at the central position in the slot (45).

5. A label printer ink supply according to claim 3, wherein the insert plate (43) is aligned with the slot (45) and the insert plate (43) is smaller in size than the slot (45).

6. A label printer ink supply mechanism according to claim 1, wherein a controller is fixed to the outer side wall of the ink cartridge (1).

7. The ink supply mechanism of a label printer according to claim 1, wherein an outer frame (16) is fixed in the ink box (1) and at a position corresponding to the connecting pipe (3), and a filter screen (17) is mounted on the side wall of the outer frame (16).

8. A label printer ink supply mechanism according to claim 1, wherein the bottom of the inner side wall of the ink box (1) is in a V-shaped structure, and the connecting pipe (3) and the return pipe (12) are positioned at the bottom of the V-shaped structure.

9. A label printer ink supply mechanism according to claim 1, characterized in that the connecting tube (3) is of hose construction.