CN108437640A

CN108437640A - A kind of USB memory card printer

Info

Publication number: CN108437640A
Application number: CN201810037073.6A
Authority: CN
Inventors: 朱明�; 徐宏; 唐建华; 许长江; 薛磊
Original assignee: Suzhou Netzon Information Storage Technology Co Ltd
Current assignee: Suzhou Netzon Information Storage Technology Co Ltd
Priority date: 2018-01-15
Filing date: 2018-01-15
Publication date: 2018-08-24
Anticipated expiration: 2038-01-15
Also published as: CN108437640B

Abstract

The invention discloses a kind of USB memory card printers, including：Card box, for housing several USB memory cards；Card delivery module, for hauling out USB memory card from card box and being transmitted along transmitting path, transmitting path is connected to card box；Module for reading and writing is arranged along transmitting path, for when USB memory card reaches read-write region, digital independent and/or write-in to be carried out to USB memory card；Print module, across in the top of transmitting path, for when USB memory card reaches print area, will printing dump in USB memory card；Control module is electrically connected with card delivery module, module for reading and writing and print module respectively, for control card delivery module, module for reading and writing and print module action.The present invention realizes the automatic push of storage card, both can into USB memory card reading/writing data file, picture character can also be printed in the upper surface of USB memory card, and it is reasonable for structure, easy to operate.

Description

USB memory card printer

Technical Field

The invention relates to the technical field of data storage, in particular to a USB memory card printer.

Background

The card U disk also called as a card concept U disk and a name card concept U disk is a USB memory card, the card U disk usually comprises a shell and a memory chip arranged in the shell, the shell of the card U disk can be printed with various patterns, and the memory chip of the card U disk can be written with undeletable files in advance, so that the card U disk has a certain propaganda function; meanwhile, the card type USB flash disk has the advantages of waterproof function, various capacities, convenience in carrying, difficulty in damage, long service life and the like, so that the card type USB flash disk is popular.

Fig. 1 is a schematic structural diagram of a USB memory card according to an embodiment of the present invention, and as shown in fig. 1, a "card USB disk" according to the present invention includes a shell and a memory chip disposed in the shell, and a technical solution for unifying a printing process of the shell of the card USB disk shown in fig. 1 and a data writing process of the memory chip has not been provided in the prior art.

Disclosure of Invention

In order to solve the technical problem, the invention provides a USB memory card printer, which comprises the following specific technical scheme:

a USB memory card printer comprising:

the card box is used for accommodating a plurality of USB memory cards;

the card transmission module is used for pulling the USB memory card out of the card box and transmitting the USB memory card along a transmission path, and the transmission path is communicated with the card box;

the read-write module is arranged along the transmission path and is used for reading and/or writing data into the USB memory card when the USB memory card reaches a read-write area;

the printing module is spanned above the conveying path and used for printing the printing content on the USB storage card when the USB storage card reaches a printing area;

and the control module is respectively electrically connected with the card conveying module, the reading and writing module and the printing module and is used for controlling the actions of the card conveying module, the reading and writing module and the printing module.

Further, the card conveying module comprises a sliding chute, a pressing plate, an elastic piece and a sliding plate;

a through hole is formed in the bottom of the sliding groove and extends along the length direction of the sliding groove; the pressing plate extends into the through hole from at least one side of the sliding groove, and the pressing plate corresponds to the card box up and down;

the elastic piece comprises a free end and a fixed end, the free end comprises a clamping hook and a pressing piece, the clamping hook is bent upwards, the clamping hook is higher than the pressing plate, the pressing piece is bent downwards, and the pressing piece is lower than the pressing plate; the fixed end is fixedly connected to the sliding plate;

the sliding plate can drive the elastic piece to pull the USB memory card out of the card box and convey the USB memory card to a specified position along the sliding groove.

Further, the card cartridge includes a front plate, a rear plate disposed along a transfer direction of the USB memory card, and two side plates for connecting the front plate and the rear plate;

a first opening is arranged between the front plate and the sliding groove, and the height of the first opening only allows one USB memory card to pass through each time;

a second opening is arranged between the rear plate and the sliding groove, and the size of the second opening only allows the clamping hook to pass through;

the two side plates are respectively connected with two sides of the sliding groove, and the plurality of USB storage cards are stacked on the sliding groove.

Further, still include card case limit structure, card case limit structure cover is established the outside of card case, card case limit structure with spout fixed connection.

Further, card transfer module still includes reflection sensor, reflection sensor is used for detecting whether have on the spout the USB memory card, reflection sensor with card case limit structure fixed connection, just reflection sensor orientation the spout.

Furthermore, the card transmission module also comprises a positioning sensing plate and a positioning sensing baffle plate;

the positioning sensing plate is arranged along the length direction of the sliding groove, and a positioning sensor is arranged on the positioning sensing plate and faces the sliding groove;

the positioning sensing blocking piece is fixedly connected with the sliding plate, the positioning sensing blocking piece and the positioning sensing plate are arranged on the same side of the sliding groove, and when the clamping hook moves to a specified position, the positioning sensing blocking piece shields the positioning sensor.

Furthermore, the read-write module comprises a card read/write circuit board, a guide limit structure and a driving mechanism, the driving mechanism can drive the card read/write circuit board to approach or leave a target position, and the guide limit structure can control the driving mechanism to stop acting when the card read/write circuit board reaches the target position.

The card box, the card conveying module, the read-write module, the printing module and the control module are all contained in the printer shell; the printer shell is provided with a card outlet and a key board, and the card outlet is communicated with the conveying path.

Further, still be equipped with flip on the printer casing, flip with the card box corresponds from top to bottom.

Furthermore, the number of the read-write areas is one or more, and the plurality of read-write areas are sequentially arranged along the transmission path;

and/or the number of the printing areas is one or more, and the printing areas are sequentially arranged along the conveying path.

The implementation of the invention has the following beneficial effects:

1. the USB memory card printer provided by the invention can read/write data files in the conventional USB memory card, and can print pictures and characters on the upper surface of the USB memory card.

2. The card box is arranged, so that a card does not need to be held by hand to feed, the surface of the card can be ensured to be clean, the printing quality is improved, and the influence on the printing effect caused by the fact that the surface of the card is stained with fingerprints, oil stains, dirt and the like due to a wrong card holding mode is avoided.

3. The invention is provided with the reflection sensor which is used for detecting whether the USB storage card is on the sliding chute, so that whether the storage card in the card box is used up or not can be known in time, and the no-load operation of the printer is avoided.

4. According to the positioning mechanism, when the clamping hook moves to the specified position, the driving device can stop driving the elastic piece, so that the automatic pushing of the memory card is realized, and the pushing process is controllable.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic structural diagram of a USB memory card according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a USB memory card printer according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of the structure of the print module of FIG. 2;

FIG. 4 is a schematic diagram of the structure of the control module of FIG. 2;

FIGS. 5 and 6 are schematic views showing the construction of the card transfer module of FIG. 2;

FIG. 7 is an exploded view of the card transport module of FIG. 2;

FIG. 8 is a schematic view of the mounting structure of the slide groove, the elastic member and the pressing piece of FIG. 7;

FIG. 9 is an enlarged partial schematic view of FIG. 8;

FIG. 10 is a top view of FIG. 9;

FIG. 11 is a side view of FIG. 9;

FIG. 12 is a rear view of FIG. 9;

FIG. 13 is a schematic view of a card cartridge construction;

fig. 14 is a rear view of the card cartridge;

fig. 15 is a front view of the card cartridge;

fig. 16 is a cross-sectional view of the card cartridge taken along plane a-a in fig. 15;

FIG. 17 is a schematic diagram of a read/write module;

FIG. 18 is an exploded view of FIG. 17;

fig. 19 is a schematic structural diagram of a printer housing according to an embodiment of the present invention.

Wherein,

1-card case, 11-front panel, 12-back panel, 13-first opening, 14-second opening;

2-USB memory card;

31-chute, 311-through hole, 32-pressing plate, 33-elastic piece, 331-trip, 332-pressing plate, 34-sliding plate, 35-reflection sensor, 36-positioning sensing plate and 361-positioning sensor;

4-read-write module, 41-read/write card circuit board, 42-guide limit structure, 43-drive mechanism;

5-printing module, 51-printer, 52-printer transmission output synchronous wheel;

6-control module, 61-control circuit board, 62-power supply;

7-card cartridge limit structure;

81-card exit, 82-keypad, 83-flip.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or may be connected through the interior of two elements or in interactive relation with one another. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Examples

The present invention provides a USB memory card printer, and the present embodiment will be described in detail with reference to the accompanying drawings. Fig. 2 is a schematic structural diagram of a USB memory card printer according to an embodiment of the present invention. For simplicity, only those elements relevant to the subject matter herein are shown. The overall USB memory card printer may have many other configurations and may use many other types of equipment. As shown in fig. 2, the present embodiment provides a USB memory card printer including:

the card box 1 is used for accommodating a plurality of USB memory cards 2;

the card transmission module is used for pulling the USB memory card 2 out of the card box 1 and transmitting the USB memory card along a transmission path, and the transmission path is communicated with the card box 1;

the read-write module 4 is arranged along the transmission path and is used for reading and/or writing data into the USB memory card 2 when the USB memory card 2 reaches the read-write area;

fig. 3 is a schematic structural view of the print module in fig. 2, and as shown in fig. 3, the print module 5 spans above the transport path for printing the print on the USB memory card 2 when the USB memory card 2 reaches the print area; the print module 5 includes a printer 51 and a printer drive output sync wheel 52.

Fig. 4 is a schematic structural diagram of the control module in fig. 2, and as shown in fig. 4, the control module 6 is electrically connected to the card transport module, the read-write module 4, and the printing module 5, respectively, and is configured to control the actions of the card transport module, the read-write module 4, and the printing module 5. The control module 6 includes a control circuit board 61 and a power source 62, and the power source 62 is used for supplying power to the control circuit board 61.

Fig. 5 and 6 are schematic structural views of the card transport module of fig. 2, and fig. 7 is an exploded view of the card transport module of fig. 2, and further, as shown in fig. 5 to 7, the card transport module includes a chute 31, a pressing plate 32, an elastic member 33, and a sliding plate 34, a through hole 311 is formed at the bottom of the chute 31, and the through hole 311 extends in the length direction of the chute 31.

Fig. 8 is a schematic view showing an installation structure of the slide groove, the elastic member, and the pressing plate of fig. 7, and fig. 9 is a partially enlarged view of fig. 8. as shown in fig. 8 and 9, the pressing plate 32 is extended into the through hole 311 from at least one side of the slide groove 31, and the pressing plate 32 is vertically corresponding to the card case 1. Although fig. 9 illustrates a case where the pressing plate 32 is extended from one side of the slide groove 31 into the through hole 311, the pressing plate 32 may be extended from the other side of the slide groove 31 into the through hole 311, or the pressing plate 32 may be symmetrically extended from both sides of the slide groove 31 into the through hole 311.

Referring to fig. 8 and 9, two side plates of card case 1 are bent inward to form two supporting pieces at the bottom of card case 1, the supporting pieces are abutted against sliding groove 31, sliding groove 31 is provided with two grooves at the parts corresponding to the upper and lower parts of card case 1, the shape and size of the grooves are adapted to the shape and size of the supporting pieces, and the top surfaces of the supporting pieces are kept flat with the sliding groove after the two supporting pieces are placed into the two grooves. USB memory cards 2 are stacked on chute 31 and can be smoothly pulled out of card case 1 through first opening 13.

Fig. 10 is a top view of fig. 9, fig. 11 is a side view of fig. 9, fig. 12 is a rear view of fig. 9, and as shown in fig. 10-12, the elastic member 33 includes a free end and a fixed end, the free end includes a hook 331 and a pressing piece 332, the hook 331 is bent upward, the hook 331 is higher than the pressing piece 32, the hook 331 can move the memory card, and a contact portion between the hook 331 and the memory card does not exceed a thickness of one memory card. The pressing sheet 332 is bent downwards, and the pressing sheet 332 is lower than the pressing plate 32; the fixed end is fixedly connected on the sliding plate 34; slide 34 can bring elastic member 33 to pull USB memory card 2 out of card cartridge 1 and convey it to a prescribed position along slide groove 31. When the card hook 331 retreats to the rear end of the card case 1, the hook 331 passes through the card from below due to the action of the card pressing plate 32, retreats from the pressing plate 32 to the rear end, the hook 331 returns to the original position and hooks the card, and at this time, the hook 331 carries the card over the pressing plate 32 and pushes the card to the reading and writing area.

Fig. 13 is a schematic structural view of a card cartridge, and as shown in fig. 13, card cartridge 1 includes front plate 11, rear plate 12 arranged in the conveying direction of USB memory card 2, and two side plates for connecting front plate 11 and rear plate 12;

fig. 14 is a rear view of the card cartridge, and as shown in fig. 14, a first opening 13 is provided between the front plate 11 and the chute 31, the height of the first opening 13 allowing only one USB memory card 2 to pass therethrough at a time;

fig. 15 is a front view of the card cartridge, as shown in fig. 15, a second opening 14 is provided between the rear plate 12 and the slide groove 31, the second opening 14 being sized to allow only the hook 331 to pass therethrough;

fig. 16 is a cross-sectional view of the card cartridge taken along the plane a-a in fig. 15, and as shown in fig. 16, two side plates are respectively connected to both sides of the slide groove 31, and a plurality of USB memory cards 2 are stacked on the slide groove 31. The USB memory card is pulled out of the card cartridge through the first opening in the direction of the arrow shown in fig. 16.

With reference to fig. 5 to 7, optionally, the USB memory card printer further includes a card cartridge 1 limiting structure, the card cartridge 1 limiting structure is sleeved outside the card cartridge 1, and the card cartridge 1 limiting structure is fixedly connected to the sliding groove 31.

Referring to fig. 5 to 7, preferably, the card transport module further includes a reflective sensor 35, the reflective sensor 35 is used for detecting whether there is a USB memory card 2 on the sliding slot 31, the reflective sensor 35 is fixedly connected to the limiting structure of the card cartridge 1, and the reflective sensor 35 faces the sliding slot 31 to determine whether there is a memory card on the sliding slot 31, so as to timely know whether the memory card in the card cartridge 1 is used up, and avoid the idle operation of the automatic memory card pushing device.

With continued reference to fig. 5, preferably, the card transport module further includes a positioning sensor board 36 and a positioning sensor barrier; the positioning sensing plate 36 is arranged along the length direction of the chute 31, a positioning sensor 361 is arranged on the positioning sensing plate 36, and the positioning sensor 361 faces the chute 31; specifically, the positioning sensor 361 has a concave shape, and an opening portion of the concave shape faces the chute 31; the positioning sensor shutter can pass through the concave portion of the positioning sensor 361.

The positioning sensing blocking piece is fixedly connected with the sliding plate 34, the positioning sensing blocking piece and the positioning sensing plate 36 are both arranged on the same side of the sliding groove 31, and when the clamping hook 331 moves to a specified position, the positioning sensing blocking piece blocks the positioning sensor 361.

Fig. 17 is a schematic structural diagram of the read/write module, fig. 18 is an exploded view of fig. 17, and as shown in fig. 17 and fig. 18, specifically, the read/write module 4 includes a card read/write circuit board 41, a guide limit structure 42, and a driving mechanism 43, the driving mechanism 43 can drive the card read/write circuit board 41 to approach or depart from a target position, and the guide limit structure 42 can control the driving mechanism 43 to stop operating when the card read/write circuit board 41 reaches the target position.

Referring to fig. 18, a guide groove is formed on the guide limiting structure 42, an opening is formed at one end of the guide groove, a limiting hole is formed at the bottom of the guide groove, and the limiting hole is a through hole 311; the guide piece is accommodated in the guide groove, the limiting piece is accommodated in the limiting hole, the guide piece is connected with the limiting piece, and the limiting piece is connected with the driving mechanism 43; the driving mechanism 43 can drive the limiting piece to move in the limiting hole, and further drive the guide piece to move close to or far away from the target position along the guide groove; the card writing circuit board is connected with the guide piece, a probe matched with the USB interface is arranged on the card writing circuit board, and the probe always extends out of the opening.

Referring to fig. 18, specifically, the driving mechanism 43 includes an eccentric swing link and a motor, one end of the eccentric swing link is provided with an eccentric shaft, and the eccentric shaft is connected to the limiting member; the other end of the eccentric swing rod is provided with a shaft hole, and the shaft hole is connected with an output shaft of the driving motor. The data read-write device of the USB memory card 2 further comprises an installation frame, and the driving mechanism 43 and the guide limiting structure 42 are both connected with the installation frame. Be equipped with the mounting hole on the installation frame, the mounting hole sets up the one side at the locating part.

Specifically, the read-write module 4 further comprises a limit sensor and a blocking piece, the limit sensor is fixed on a limit sensing plate, the limit sensing plate is installed on the installation frame through an installation hole, and the limit sensor faces the limiting piece; the baffle is arranged on the limiting part and protrudes out of one side of the limiting part, and when the limiting part moves to a preset position, the baffle is contacted with the limiting sensor; the limiting sensor is connected with the driving motor, and the limiting sensor can send a signal and control the motor to stop rotating when the separation blade is in contact with the limiting sensor.

Optionally, the number of the limit sensors is one or more, and each limit sensor corresponds to one preset position. In one embodiment of this embodiment, the limit sensor comprises two limit sensors, one limit sensor for defining a start position to which the guide/limit stop can be moved, and the other limit sensor for defining an end position to which the guide/limit stop can be moved.

Specifically, the length of guide does not exceed the length of guide way, is equipped with the storage tank on the guide, and the opening orientation of storage tank is the same with the opening orientation of guide way, and the card-writing circuit board sets up in the storage tank.

In order to make the guide member move only along the guide groove, the data read/write device for the USB memory card 2 may further include a left cover plate, a right cover plate, and a bottom plate, wherein the left cover plate is connected to the left top surface of the guide groove, the right cover plate is connected to the right top surface of the guide groove, and the bottom plate is connected to the other end of the guide groove.

Fig. 19 is a schematic structural diagram of a printer housing according to an embodiment of the present invention, and as shown in fig. 19, preferably, the USB memory card printer further includes a printer housing, the printer housing is disposed above the card cartridge 1, the card transport module, the read/write module 4, the printing module 5, and the control module 6, and the card cartridge 1, the card transport module, the read/write module 4, the printing module 5, and the control module 6 are all accommodated in the printer housing; the printer housing is provided with a card outlet 81 and a key sheet 82, and the card outlet 81 communicates with the conveyance path.

Referring to fig. 19, optionally, a flip 83 is further disposed on the printer housing, and the flip 83 corresponds to the card cartridge 1 up and down.

Preferably, the number of the read-write areas is one or more, and the plurality of read-write areas are sequentially arranged along the transmission path;

preferably, the number of the printing areas is one or more, and the plurality of printing areas are sequentially arranged along the conveying path.

The process of printing using the USB memory card printer provided in this embodiment is as follows: the USB card is put into the card cartridge 1 in the correct direction, and the card cartridge 1 is inserted into the USB memory card printer by opening the lid 83. When the USB storage card printer works, the card hook 331 of the electronic control group control tray group moves, the sensing plate 36 is positioned through the card hook 331, the USB storage card is pushed to a data writing position firstly, the electronic control plate controls the motor of the USB data writing device to rotate, when the probe reaches the uppermost surface, the motor stops rotating through upper and lower limiting sensing, at the moment, the probe is in contact with a copper sheet of the USB card, effective data are written into the USB storage card, after the data writing is completed, the motor of the electronic control group control data writing device rotates, when the probe reaches the lowermost end, the sensing blocking sheet blocks the lower end sensing, the electronic control group controls the card hook 331 to push the USB storage card to a printing area for printing, and after the printing is completed, the card hook 331 pushes the USB storage card to an outlet.

The implementation of the invention has the following beneficial effects:

3. The invention is provided with the reflection sensor which is used for detecting whether the USB memory card is on the sliding chute, so that whether the memory card in the card box is used up or not can be known in time, and the no-load operation of the printer is avoided.

4. When the hook moves to the designated position, the positioning mechanism can enable the driving device to stop driving the elastic piece, so that the automatic pushing of the memory card is realized, and the pushing process is controllable.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example" or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by one skilled in the art.

While embodiments of the present invention have been shown and described above, it is to be understood that the above embodiments are exemplary and not to be construed as limiting the present invention, and that changes, modifications and variations may be made therein by those of ordinary skill in the art within the scope of the present invention.

Claims

1. A USB memory card printer, comprising:

the card box (1) is used for accommodating a plurality of USB memory cards (2);

the card conveying module is used for pulling the USB memory card (2) out of the card box (1) and conveying the USB memory card along a conveying path, and the conveying path is communicated with the card box (1);

the read-write module (4) is arranged along the transmission path and is used for reading and/or writing data in the USB memory card (2) when the USB memory card (2) reaches a read-write area;

a printing module (5) which crosses over the conveying path and is used for printing the printing content on the USB storage card (2) when the USB storage card (2) reaches a printing area;

and the control module (6) is respectively electrically connected with the card transmission module, the read-write module (4) and the printing module (5) and is used for controlling the actions of the card transmission module, the read-write module (4) and the printing module (5).

2. The USB memory card printer according to claim 1, wherein the card transport module includes a chute (31), a pressure plate (32), an elastic member (33), and a slide plate (34);

a through hole (311) is formed in the bottom of the sliding groove (31), and the through hole (311) extends along the length direction of the sliding groove (31); the pressing plate (32) extends into the through hole (311) from at least one side of the sliding groove (31), and the pressing plate (32) corresponds to the card box (1) up and down;

the elastic piece (33) comprises a free end and a fixed end, the free end comprises a clamping hook (331) and a pressing piece (332), the clamping hook (331) is bent upwards, the clamping hook (331) is higher than the pressing plate (32), the pressing piece (332) is bent downwards, and the pressing piece (332) is lower than the pressing plate (32); the fixed end is fixedly connected to the sliding plate (34);

the sliding plate (34) can drive the elastic piece (33) to pull the USB memory card (2) out of the card box (1) and convey the USB memory card to a specified position along the sliding groove (31).

3. The USB memory card printer according to claim 2, wherein the card cartridge (1) includes a front plate (11), a rear plate (12) disposed in a conveying direction of the USB memory card (2), and two side plates for connecting the front plate (11) and the rear plate (12);

a first opening (13) is arranged between the front plate (11) and the sliding groove (31), and the height of the first opening (13) only allows one USB memory card (2) to pass through at a time;

a second opening (14) is arranged between the rear plate (12) and the sliding groove (31), and the size of the second opening (14) only allows the hook (331) to pass through;

the two side plates are respectively connected with two sides of the sliding groove (31), and the plurality of USB memory cards (2) are stacked on the sliding groove (31).

4. The USB memory card printer of claim 2, further comprising a card cartridge limiting structure (7), wherein the card cartridge limiting structure (7) is sleeved on the outer side of the card cartridge (1), and the card cartridge limiting structure (7) is fixedly connected with the sliding groove (31).

5. The USB memory card printer according to claim 4, wherein the card transport module further comprises a reflective sensor (35), the reflective sensor (35) is used to detect whether the USB memory card (2) is on the sliding slot (31), the reflective sensor (35) is fixedly connected to the card cartridge retaining structure (7), and the reflective sensor (35) faces the sliding slot (31).

6. The USB memory card printer of claim 2, wherein the card transport module further comprises a positioning sensing plate (36) and a positioning sensing flap;

the positioning sensing plate (36) is arranged along the length direction of the sliding chute (31), a positioning sensor (361) is arranged on the positioning sensing plate (36), and the positioning sensor (361) faces the sliding chute (31);

the location sensing separation blade with slide (34) fixed connection, the location sensing separation blade with location sensing board (36) all set up same one side of spout (31) when trip (331) move the assigned position, the location sensing separation blade shelters from location sensor (361).

7. The USB memory card printer of claim 1, wherein the read/write module (4) includes a card read/write circuit board (41), a guide limit structure, and a driving mechanism (43), the driving mechanism (43) can drive the card read/write circuit board (41) to approach or move away from a target position, the guide limit structure can control the driving mechanism (43) to stop when the card read/write circuit board (41) reaches the target position.

8. The USB memory card printer according to claim 1, further comprising a printer housing disposed above the card cartridge (1), the card transport module, the read-write module (4), the print module (5), and the control module (6), and the card cartridge (1), the card transport module, the read-write module (4), the print module (5), and the control module (6) are accommodated in the printer housing; the printer shell is provided with a card outlet (81) and a key board (82), and the card outlet (81) is communicated with the conveying path.

9. The USB memory card printer according to claim 7, wherein the printer housing is further provided with a flip (83), and the flip (83) is up-down corresponding to the card cartridge (1).

10. The USB memory card printer of claim 1,

the number of the read-write areas is one or more, and the plurality of read-write areas are sequentially arranged along the transmission path;