CN213649137U

CN213649137U - Pressure-variable ink supply device for printer

Info

Publication number: CN213649137U
Application number: CN202022361519.6U
Authority: CN
Inventors: 林依依
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-07-09
Anticipated expiration: 2030-10-21

Abstract

The utility model discloses a variable-pressure ink supply device of a printer, which comprises an installation mainboard, and an ink pot and an ink-jet printer which are respectively positioned at two sides of the installation mainboard, wherein an ink pump and an ink bag are fixedly arranged on the installation mainboard, a first ink supply conduit is connected between the ink pot and the liquid inlet end of the ink pump, the liquid outlet end of the ink pump is communicated with the liquid inlet of the ink bag through a conduit, the liquid outlet of the ink bag is connected with a second ink supply conduit, and one end of the second ink supply conduit is communicated with the ink box of the ink-jet printer; the utility model adopts the pump to supply ink, has strong fluidity, can be quickly supplemented, senses the ink path condition by using pressure, has low interference, high precision, small volume and quick response, and improves the smoothness of ink jet of the printing head; the ink can be supplied to a plurality of printers simultaneously, and the pump is used as power, so that the supply and ink supply at different heights and distances can be realized, the ink supply is centralized, the ink turnover rate is improved, and the problem of overdue ink of the printer used at low frequency is solved; and a check valve is adopted to release pressure and return, so that accidents are prevented, and an ink path is protected.

Description

Pressure-variable ink supply device for printer

Technical Field

The utility model relates to a printer ink feed mechanism technical field especially relates to a printer vary voltage ink feed mechanism.

Background

The basic working principle of an ink-jet printer is that small ink drops are generated firstly, and then the ink-jet head is used for guiding the small ink drops to a set position, and the smaller the ink drops, the clearer the printed picture. The existing continuous ink supply device of the printer has no power structure, and can only absorb ink into the ink box by pressure difference; the ink supply speed is slow, and the reaction is not timely; meanwhile, the ink box cannot be adjusted, so that negative pressure is easily formed in the ink box body, and the smoothness of ink jet of the printing head is influenced; the ink is required to be continuously supplemented to keep the liquid level, so that the operation is inconvenient; after a filter and other devices are connected, the fluidity is influenced; and the centralized supply cannot support the use of a plurality of printers at the same time.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a variable-pressure ink supply device of a printer, which adopts a pump to supply ink, has strong fluidity, can be quickly supplemented, senses the ink path condition by utilizing pressure, has low interference, high precision, small volume and quick response; the fluidity is strong, the ink consumed by the ink box is supplemented in time, and the ink-jet smoothness of the printing head is improved.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a printer vary voltage ink feed mechanism, includes the installation mainboard and is located the china ink kettle and the inkjet printer of installation mainboard both sides respectively, fixed mounting has ink pump and china ink bag on the installation mainboard, be connected with one between the feed liquor end of china ink kettle and ink pump and supply the black pipe, the play liquid end of ink pump passes through the inlet intercommunication of pipe with china ink bag, the liquid outlet of china ink bag is connected with two and supplies the black pipe, two one end that supply the black pipe and the ink horn intercommunication of inkjet printer.

As an optimized technical scheme of the utility model, be provided with between china ink kettle and the ink pump and be connected the filter of installing on supplying the ink pipe No. one.

As an optimized technical scheme of the utility model, one side of china ink bag upper end is connected with the back flow, the one end and the china ink kettle intercommunication of back flow.

As an optimized technical proposal of the utility model, the return pipe is provided with a one-way valve.

As an optimal technical scheme of the utility model, one side of china ink bag upper end is connected with the pressure detection pipe, the one end of pressure detection pipe with install the pressure sensor intercommunication on the installation mainboard.

As an optimal technical scheme of the utility model, be connected with the three-way pipe on No. two ink supply pipes, the one end of three-way pipe is connected with liquid level contrast pipe.

As an optimal technical scheme of the utility model, No. two end-to-end connection who supplies the ink pipe has the shunt tubes, just No. two supply the ink pipe to pass through the shunt tubes and communicate with a plurality of ink jet printer simultaneously.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

the utility model adopts the pump to supply ink, has strong fluidity, can be quickly supplemented, senses the ink path condition by using pressure, has low interference, high precision, small volume and quick response, and improves the smoothness of ink jet of the printing head; the ink can be supplied to a plurality of printers simultaneously, and the pumps are used as power, so that the supply and ink supply at different heights and distances are realized, the ink is supplied in a centralized manner, the ink turnover rate is improved, and the problem of overdue ink of the printers used at low frequency is solved; a check valve is adopted to release pressure and return, so that accidents are prevented, and an ink path is protected; the ink bag is arranged, the pressure of the ink path can be stored, ink with a certain volume can be stored, the ink can be continuously provided when the device fails, and meanwhile, the impact force generated when the ink is pumped can be buffered; the pressure sensor is separately connected with the ink bag, so that the interference of ink flowing to the pressure can be reduced.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic diagram of the circuit connection of the present invention;

wherein: 1. installing a main board; 2. an ink pot; 3. an ink jet printer; 4. a filter; 5. an ink supply conduit; 6. an ink pump; 7. an ink bag; 8. a return pipe; 9. a one-way valve; 10. a second ink supply conduit; 11. a three-way pipe; 12. a pressure detection tube; 13. a pressure sensor; 14. a liquid level comparison tube.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to fig. 1, the variable pressure ink supply device of the printer includes an installation mainboard 1, and an ink pot 2 and an inkjet printer 3 respectively located at two sides of the installation mainboard 1, an ink pump 6 and an ink bag 7 are fixedly installed on the installation mainboard 1, a first ink supply conduit 5 is connected between the ink pot 2 and an inlet end of the ink pump 6, an outlet end of the ink pump 6 is communicated with an inlet of the ink bag 7 through a conduit, a second ink supply conduit 10 is connected to an outlet of the ink bag 7, and one end of the second ink supply conduit 10 is communicated with an ink cartridge of the inkjet printer 3.

A filter 4 connected and installed on an ink supply conduit 5 is arranged between the ink pot 2 and the ink pump 6, so that ink is cleaner, an ink path of the printer is protected, meanwhile, the ink is supplied by the pump, the fluidity is high, and the ink can be connected into various flowmeters, defoaming bottles and the like to meter or defoam the ink.

One side of the upper end of the ink bag 7 is connected with a return pipe 8, one end of the return pipe 8 is communicated with the ink pot 2, pressure can be released for backflow, accidents are prevented, and an ink path is protected.

The return pipe 8 is provided with a one-way valve 9 which can prevent the ink in the ink pot 2 from entering the ink bag 7 through the return pipe 8.

One side of the upper end of the ink bag 7 is connected with a pressure detection tube 12, one end of the pressure detection tube 12 is communicated with a pressure sensor 13 arranged on the installation mainboard 1, and the pressure sensor 13 is independently connected with the ink bag, so that the interference of ink flowing to pressure can be reduced, and the pressure detection precision is improved.

The second ink supply conduit 10 is connected with a three-way pipe 11, and one end of the three-way pipe 11 is connected with a liquid level comparison pipe 14 for displaying the liquid level condition and conveniently and timely adding ink.

The tail end of the second ink supply conduit 10 is connected with the shunt tubes, the second ink supply conduit 10 is communicated with the plurality of ink-jet printers 3 through the shunt tubes, the pump is matched to serve as power, ink mobility is strong, ink can be supplied to the printers at different heights and distances, ink is supplied in a centralized mode, ink turnover rate is improved, and the problem that the printer ink used at low frequency is out of date is solved.

Specifically, when the device is used, the ink pump 6 pumps the ink in the ink pot 2 through the first ink supply conduit 5 and conveys the ink into the ink bag 7, and the ink in the ink bag 7 flows into the ink box of the ink-jet printer 3 through the second ink supply conduit 10 under the dual effects of the hydraulic pressure provided by the ink pump 6 and the suction force of the ink-jet printer 3, so that the ink supply process is completed; when the ink requirement of the ink-jet printer 3 is small, the ink in the ink bag 7 is large in quantity and the liquid level is higher than the pipe orifice of the return pipe 8, the ink in the ink bag 7 returns to the ink pot 2 through the return pipe 8 again, the pressure relief and the return are carried out, the accident is prevented, and the ink path is protected.

Referring to fig. 2, the circuit portion of the device adopts the conventional common electrical components and electrical connection methods to form a circuit structure, and is controlled by the Arduino system. The Arduino is a convenient, flexible and convenient open-source electronic prototype platform and comprises two parts, namely hardware (Arduino boards of various models) and software (Arduino IDE). The hardware part is an Arduino circuit board which can be used for circuit connection; the software component is the Arduino IDE, which is the program development environment in the computer. Once the program code is written in the IDE and the program is uploaded to the Arduino board, the program tells the Arduino board how to do so. Arduino can sense the environment through various sensors, feedback through control of lights, motors and other devices, and affect the environment. The microcontroller on the board can write a program through Arduino's programming language, compile the program into a binary file, burn into the microcontroller. The programming of Arduino is achieved through the Arduino programming language (based on Wiring) and the Arduino development environment (based on Processing). The Arduino-based project may include Arduino alone, or may include Arduino and other software running on a PC, and may be implemented by communication (e.g., Flash, Processing, MaxMSP).

The embodiments of the present invention are not limited to the above embodiments, and according to the contents of the above embodiments of the present invention, the above preferred embodiments can also make modifications, replacements or combinations of other forms by using conventional technical knowledge and conventional means in the field without departing from the basic technical idea of the present invention, and the obtained other embodiments all fall within the scope of the present invention.

Claims

1. The utility model provides a printer vary voltage ink feed mechanism, includes installation mainboard (1) and is located black kettle (2) and inkjet printer (3) of installation mainboard (1) both sides respectively, a serial communication port, fixed mounting has ink pump (6) and china ink bag (7) on installation mainboard (1), be connected with one between the feed liquor end of black kettle (2) and ink pump (6) and supply ink pipe (5), the liquid outlet end of ink pump (6) passes through the inlet intercommunication of pipe with china ink bag (7), the liquid outlet of china ink bag (7) is connected with two and supplies ink pipe (10), the one end of two supply ink pipe (10) and the ink horn intercommunication of inkjet printer (3).

2. The variable pressure ink supply device of printer according to claim 1, wherein a filter (4) connected and installed on the first ink supply conduit (5) is arranged between the ink pot (2) and the ink pump (6).

3. The variable pressure ink supply device of the printer according to claim 1, wherein a return pipe (8) is connected to one side of the upper end of the ink bag (7), and one end of the return pipe (8) is communicated with the ink pot (2).

4. The variable pressure ink supply device of a printer according to claim 3, wherein a check valve (9) is mounted on the return pipe (8).

5. The variable pressure ink supply device of the printer according to claim 1, wherein a pressure detecting tube (12) is connected to one side of the upper end of the ink bag (7), and one end of the pressure detecting tube (12) is communicated with a pressure sensor (13) installed on the installation main board (1).

6. The variable pressure ink supply device of the printer according to claim 1, wherein a tee pipe (11) is connected to the second ink supply conduit (10), and a liquid level comparison pipe (14) is connected to one end of the tee pipe (11).

7. The variable pressure ink supply device of the printer according to claim 1, wherein a shunt tube is connected to the end of the second ink supply conduit (10), and the second ink supply conduit (10) is simultaneously communicated with a plurality of ink jet printers (3) through the shunt tube.