CN114940406A

CN114940406A - Transmission mechanism of certificate double-sided printing equipment

Info

Publication number: CN114940406A
Application number: CN202210617717.5A
Authority: CN
Inventors: 张文滨; 曹婉玉
Original assignee: Guangzhou Prestige Technology Co ltd
Current assignee: Guangzhou Prestige Technology Co ltd
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2022-08-26

Abstract

The application discloses transmission device of two-sided printing apparatus of certificate for transmit print media, include: the device comprises a base, a mounting cavity is limited in the base, and a guide outlet is formed in the bottom of the base; the transmission assembly is arranged in the mounting cavity; the guide assembly is matched with the transmission assembly to define a transmission channel; the driving components are arranged on two opposite sides of the base; the detection pieces are arranged on the base and positioned in the transmission direction of the transmission channel; the reversing assembly is arranged in the mounting cavity, and when the detection piece detects that the printing medium is conveyed to the preset position, the reversing assembly can be switched relative to the base so as to change the conveying path of the printing medium. The transmission mechanism of this application can change the transmission path of print media, and the follow-up automatic two-sided printing of print media is carried out to the certificate duplex printing equipment of being convenient for, effectively improves printing efficiency, reduce time cost and cost of labor.

Description

Transmission mechanism of certificate double-sided printing equipment

Technical Field

The application relates to the technical field of printer manufacturing, in particular to a transmission mechanism of certificate double-sided printing equipment.

Background

The certificates such as the driving license, the driving license and the like are usually made of soft media, when the soft media are used as printing media, the size is small, the transmission path of the printing media cannot be changed in the transmission process of the printing media by a transmission mechanism of a conventional printer, the automatic double-sided printing of the printing media is not facilitated to be realized subsequently, the printing efficiency is low, and the time cost and the labor cost are wasted.

Disclosure of Invention

An object of this application is to provide a new technical scheme of the transport mechanism of the two-sided printing equipment of certificate, can solve the problem that current printer transport mechanism can not change the transfer path of print media in the transmission of print media at least.

The application provides a transmission device of certificate duplex printing equipment for transmit print media, include: the device comprises a base, a mounting cavity is limited in the base, and a guide outlet is formed in the bottom of the base; the transmission assembly is arranged in the mounting cavity and can rotate relative to the base; the guide assembly is arranged in the mounting cavity and is matched with the transmission assembly to define a transmission channel for transmitting a printing medium; the driving assemblies are arranged on two opposite sides of the base and are used for driving the transmission assembly and the guide assembly to move so as to transmit a printing medium; the detection pieces are arranged on the base and positioned in the transmission direction of the transmission channel; the reversing assembly is arranged in the mounting cavity, when the detection piece detects that the printing medium is conveyed to a preset position, the reversing assembly can be switched relative to the base to change the conveying path of the printing medium, and the printing medium is led out through the outlet.

Optionally, the first end of the base extends downward, the second end of the base extends upward, the middle portion of the base extends in a horizontal direction, one of the detecting members is disposed at the second end of the base, the reversing assembly is disposed on the middle portion of the base, and the reversing assembly extends toward the second end of the base.

Optionally, the base comprises: the two base bodies are oppositely arranged at intervals and limit the installation cavity, and the transmission assembly and the guide assembly are arranged between the two base bodies.

Optionally, the transmission assembly comprises: the transmission pieces are arranged at intervals in the conveying direction, each transmission piece group penetrates through the base to be connected with the driving assembly, every two roll shafts in each transmission piece group positioned at the positions of the downward extending part and the upward extending part of the base are a group of transmission pieces, and the two roll shafts are spaced to form a conveying gap for conveying a printing medium; each set of the transmission members is located at the middle part of the base, and each roll shaft is a set of the transmission members.

Optionally, the guide assembly comprises: and each group of guide pieces is arranged between two adjacent groups of transmission pieces, and the guide pieces and the transmission pieces are matched to form a transmission channel for transmitting a printing medium.

Optionally, each set of the guide members includes one or two guide plates, and the number of the guide plates in each set of the guide members corresponds to the number of the roller shafts in each set of the transmission members.

Optionally, the guide assembly further comprises: the connecting plate is arranged at the first end of the base and is positioned between the two sets of transmission parts.

Optionally, the drive assembly comprises: the two driving motors are arranged on one side of the base at intervals, and one ends of the two transmission parts are respectively connected with the driving motors; the synchronous wheels are arranged on the other side of the base at intervals, and each transmission piece is connected with one corresponding synchronous wheel; a plurality of hold-in ranges, adjacent two set up one between the synchronizing wheel the hold-in range.

Optionally, the detecting member includes: the mounting seat is arranged on the base, the sensor is arranged on the mounting seat, and the sensor is used for detecting the transmission position of a printing medium.

Optionally, the commutation assembly comprises: a magnet base disposed on the base; the electromagnet is arranged on the magnet seat; the reversing plate is connected with the electromagnet so as to drive the reversing plate to switch positions through the electromagnet; the rotating shaft is connected with the reversing plate, and the reversing plate can pivot around the rotating shaft.

According to the conveying mechanism of the certificate double-sided printing device, the transmission assembly and the guide assembly define a conveying channel for conveying printing media in the base. The detection piece can detect the position of the printing medium on the transmission channel, and when the printing medium is detected to be transmitted to a preset position, the transmission path of the printing medium can be changed through switching of the position of the reversing assembly, so that the subsequent automatic double-sided printing of the printing medium by the certificate double-sided printing device is facilitated, the printing efficiency is effectively improved, and the time cost and the labor cost are reduced.

Further features of the present application and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which is to be read in connection with the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the application and together with the description, serve to explain the principles of the application.

FIG. 1 is a schematic structural diagram of a transport mechanism according to an embodiment of the present invention;

FIG. 2 is an exploded view of a transport mechanism according to an embodiment of the present invention;

FIG. 3 is a schematic illustration of a transport of a print medium by the transport mechanism according to an embodiment of the present invention;

fig. 4 is another schematic diagram of the transport of the print medium by the transport mechanism according to the embodiment of the present invention.

Reference numerals:

a transfer mechanism 100;

a base 10; a base 11;

a transmission assembly 20; a transmission member 21;

a guide assembly 30; the guide 31; a connecting plate 32;

a drive assembly 40; a driving seat 41; a drive motor 42; a synchronizing wheel 43; a timing belt 44;

a detecting member 50; a mount base 51; a sensor 52;

a commutation assembly 60; a magnet base 61; an electromagnet 62; a commutation plate 63; a shaft 64.

Detailed Description

Various exemplary embodiments of the present application will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses.

Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

The transport mechanism 100 of the document duplex printing apparatus according to the embodiment of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, a transport mechanism 100 of a credential duplex printing device according to an embodiment of the present invention includes a base 10, a drive assembly 20, a guide assembly 30, a drive assembly 40, a plurality of detector members 50, and a reversing assembly 60.

Specifically, a mounting cavity is defined in the base 10, and a guide outlet is provided at the bottom of the base 10. The transmission assembly 20 is arranged in the mounting cavity, and the transmission assembly 20 can rotate relative to the base 10. A guide assembly 30 is disposed within the mounting cavity, the guide assembly 30 cooperating with the drive assembly 20 to define a transport path for transporting the print media. The driving assemblies 40 are disposed at opposite sides of the base 10, and the driving assemblies 40 are used for driving the driving assemblies 20 and the guide assemblies 30 to move so as to transport the printing medium. The detecting member 50 is provided on the base 10, and the detecting member 50 is located in the conveying direction of the conveying passage. The reversing assembly 60 is disposed in the mounting cavity, and when the detecting member 50 detects that the printing medium is conveyed to the preset position, the position of the reversing assembly 60 relative to the base 10 is switchable to change the conveying path of the printing medium, and the printing medium is led out through the outlet.

In other words, referring to fig. 1 and 2, the transport mechanism 100 of the certificate duplex printing apparatus according to the embodiment of the present invention is mainly used for transporting a printing medium, which may be a square soft medium for making a driving license or a driving license. The conveying mechanism 100 is mainly composed of a base 10, a transmission assembly 20, a guide assembly 30, a driving assembly 40, a detection member 50 and a reversing assembly 60. Wherein, be formed with the installation cavity in the base 10, the bottom of base 10 is provided with the export with the transmission path intercommunication, export to the equipment body (as shown in fig. 3 and fig. 4) through the export after printing medium's front or reverse side is printed, export to tilting mechanism to the rethread equipment body, after overturning the printing medium through tilting mechanism, in the transmission path on the leading-in base 10 once more, carry out printing medium's reverse side or front and print, realize the automatic two-sided printing of the two-sided printing apparatus of certificate.

The transmission assembly 20 is mounted in the mounting cavity, and the transmission assembly 20 is rotatable relative to the base 10. The guide assembly 30 is installed in the installation cavity, and the guide assembly 30 and the driving assembly 20 cooperate to define a transport path in which the printing medium can be transported under the action of the guide assembly 30 and the driving assembly 20. The driving assemblies 40 are installed at opposite sides of the base 10, and the driving assemblies 40 are used for driving the driving assemblies 20 and the guide assemblies 30 to move so as to facilitate the transfer of the printing medium.

A plurality of detecting members 50 are mounted on the base 10, and the detecting members 50 are located in the conveying direction of the conveying path. The reversing assembly 60 is mounted within the mounting cavity. When the detecting member 50 detects that the printing medium is transported to the preset position, the position of the reversing assembly 60 relative to the base 10 is switchable, so as to change the transport path of the printing medium (see fig. 3 and 4, and the arrow direction in fig. 3 and 4 represents the transport direction of the printing medium), so that the printing medium is led out to the apparatus body through the outlet, so that the printing medium can be printed on the other surface of the printing medium subsequently, and thus the double-sided printing of the printing medium is realized.

Thus, the transport mechanism 100, the drive assembly 20 and the guide assembly 30 of the credential duplex printing device according to embodiments of the present invention define a transport path within the base 10 for transporting a print medium. The detection piece 50 can detect the position of the printing medium on the transmission channel, and when the detection piece detects that the printing medium is transmitted to a preset position, the transmission path of the printing medium can be changed through switching of the position of the reversing component 60, so that the automatic double-sided printing of the printing medium can be conveniently carried out by the certificate double-sided printing equipment, the printing efficiency is effectively improved, and the time cost and the labor cost are reduced.

According to one embodiment of the present invention, the first end of the base 10 extends downward, the second end of the base 10 extends upward, and the middle portion of the base 10 extends in a horizontal direction. One of the sensing members 50 is provided at the second end of the base 10, the reversing member 60 is provided at the middle portion of the base 10, and the reversing member 60 extends toward the second end of the base 10.

That is, as shown in fig. 1 and 2, a first end of the base 10 extends downward, a second end of the base 10 extends upward, and a middle portion of the base 10 extends in a substantially horizontal direction. One of the sensing members 50 is mounted to the second end of the base 10, and the reversing assembly 60 is mounted to the middle portion of the base 10 at a position approximately near the upwardly extending portion of the base 10 in the middle portion of the base 10. The reversing assembly 60 extends toward the second end of the base 10. When the printing medium is conveyed to the portion extending upward from the second end of the base 10 along the conveying path and the front surface of the reversing assembly 60, at this time, the detecting member 50 detects the printing medium, the position of the reversing assembly 60 is changed, so that the printing medium is conveyed downward along the back surface of the reversing assembly 60, thereby changing the conveying path of the printing medium (the conveying path of the printing medium is changed from the arrow direction in fig. 3 to the arrow direction in fig. 4), and the printing medium is conveyed downward and is led out to the apparatus body through the outlet.

According to one embodiment of the present invention, as shown in fig. 2, the base 10 includes two base bodies 11, the two base bodies 11 are oppositely disposed at a distance and define a mounting cavity, one end of each base body 11 extends downward, and the other end of each base body 11 extends upward. The transmission assembly 20 and the guide assembly 30 are arranged between the two substrates 11, and a semi-closed medium transmission channel is formed among the base 10, the transmission assembly 20 and the guide assembly 30.

In some embodiments of the present invention, the transmission assembly 20 comprises: a plurality of sets of transmission members 21, the transmission members 21 are arranged at intervals in the transmission direction, and each set of transmission members 21 respectively penetrates through the base 10 to be connected with the driving assembly 40. In each set of the transmission members 21 located at the positions of the downward extending portion and the upward extending portion of the base 10, two roller shafts are a set of the transmission members 21, and the two roller shafts are spaced apart to form a conveying gap for conveying the printing medium. Each set of transmission members 21 is located at a position of the middle portion of the base 10, and each roller shaft is a set of transmission members 21.

In other words, referring to fig. 2, the transmission assembly 20 mainly includes a plurality of sets of transmission members 21, the transmission members 21 are spaced apart in the conveying direction of the printing medium, each set of transmission members 21 is connected to the driving assembly 40 through the base 10, and the driving assembly 40 can drive each set of transmission members 21 to rotate. In each set of the transmission members 21 located at the positions of the downward extending portion and the upward extending portion of the base 10, each two rollers are a set of the transmission members 21, the two rollers are arranged up and down and spaced to form a conveying gap for conveying a printing medium, and the printing medium moves in a conveying direction under the friction action of the two rollers. Each set of transmission members 21 is located at a position of the middle portion of the base 10, and each roller shaft is a set of transmission members 21. When the printing medium is transported to the portion of the base 10 extending upward along the transport path and the front surface of the reversing assembly 60, and the detecting member 50 detects the printing medium, the position of the reversing assembly 60 is changed, so that the printing medium is transported downward along the back surface of the reversing assembly 60, thereby changing the transport path of the printing medium, and the printing medium is transported downward and guided out to the apparatus body through the outlet.

According to one embodiment of the present invention, referring to fig. 2, the guide assembly 30 is mainly composed of a plurality of sets of guide members 31, each set of guide members 31 being installed between two adjacent sets of transmission members 21, the guide members 31 and the transmission members 21 cooperating to form a transport path capable of transporting a printing medium. Each set of guides 31 may consist of one or two guide plates, respectively, and the number of guide plates in each set of guides 31 corresponds to the number of roller shafts in each set of transmission members 21.

According to an embodiment of the present invention, as shown in fig. 1 and 2, the guiding assembly 30 further comprises a connecting plate 32, the connecting plate 32 is installed at the first end of the base 10, the connecting plate 32 is located between the two sets of transmission members 21, and the connecting plate 32 is used for receiving the turnover mechanism and the transmission mechanism 100.

In some embodiments of the present invention, referring to fig. 1 and 2, the drive assembly 40 includes two drive motors 42, a plurality of timing wheels 43, and a plurality of timing belts 44. Specifically, two driving motors 42 are installed at one side of the base 10 with a space therebetween, and each driving motor 42 is connected to the base 10 through one driving socket 41. One end of each of the two transmission members 21 is connected to the driving motor 42, and the driving motor 42 drives the transmission members 21 to rotate. A plurality of synchronizing wheels 43 are mounted spaced apart on the other side of the base 10, and each transmission member 21 is connected to a corresponding one of the synchronizing wheels 43. A timing belt 44 is provided between two adjacent timing wheels 43. The movement of the transmission assembly 20 and the guide assembly 30 is realized by a driving motor 42, a timing belt 44 and a timing wheel 43.

According to an embodiment of the present invention, as shown in fig. 2, the detecting member 50 includes a mount 51 and a sensor 52, the mount 51 is disposed on the base 10, the sensor 52 is disposed on the mount 51, and the sensor 52 is used to detect the transport position of the printing medium. When the detecting member 50 detects that the printing medium is conveyed to the second end of the base 10, the position of the reversing assembly 60 relative to the base 10 is switchable, so that the conveying path of the printing medium is changed, the printing medium is led out to the device body through the outlet, and the printing on the other surface of the printing medium is performed subsequently, so that the double-sided printing of the printing medium is realized.

According to one embodiment of the present invention, referring to fig. 1 and 2, the reversing assembly 60 includes a magnet holder 61, an electromagnet 62, a reversing plate 63, and a rotating shaft 64, wherein the magnet holder 61 is mounted on the base 10, and the electromagnet 62 is mounted on the magnet holder 61. The reversing plate 63 is connected to the electromagnet 62 to drive the reversing plate 63 to switch positions by the electromagnet 62. The rotating shaft 64 is connected with the reversing plate 63, the rotating shaft 64 can adopt a D-shaped shaft, and the reversing plate 63 can pivot around the rotating shaft 64.

In the present application, referring to fig. 3, when the printing medium is located at the horizontal portion of the base 10, the top of the reversing plate 63 is located at a right side position, and the printing medium can enter between two rollers at the upper portion of the base 10. When the tail end of the printing medium leaves and is not in contact with the reversing plate 63, referring to fig. 4, the reversing plate 63 is driven by the electromagnet 62 to rotate anticlockwise, the top of the reversing plate 63 is located at a position close to the left side, and at this time, the driving motor 42 (motor) rotates reversely to drive the printing medium to move downwards to enter the device body of the printer, so that the switching of the transmission path of the printing medium is realized.

Of course, other configurations of the transmission mechanism 100 and its operating principles are understood and can be implemented by those skilled in the art, and will not be described in detail in this application.

In summary, the transport mechanism 100, the drive assembly 20 and the guide assembly 30 of the credential duplex printing device according to embodiments of the present invention define a transport path within the base 10 for transporting a print medium. The detection piece 50 can detect the position of the printing medium on the transmission channel, and when the detection piece detects that the printing medium is transmitted to a preset position, the transmission path of the printing medium can be changed through switching of the position of the reversing component 60, so that the automatic double-sided printing of the printing medium can be conveniently carried out by the certificate double-sided printing equipment, the printing efficiency is effectively improved, and the time cost and the labor cost are reduced.

Although some specific embodiments of the present application have been described in detail by way of example, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present application. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the present application. The scope of the application is defined by the appended claims.

Claims

1. A transport mechanism of a document duplex printing apparatus for transporting print media, comprising:

the device comprises a base, a mounting cavity is limited in the base, and a guide outlet is formed in the bottom of the base;

the transmission assembly is arranged in the mounting cavity and can rotate relative to the base;

the guide assembly is arranged in the mounting cavity and is matched with the transmission assembly to define a transmission channel for transmitting a printing medium;

the driving assemblies are arranged on two opposite sides of the base and are used for driving the transmission assembly and the guide assembly to move so as to transmit a printing medium;

the detection pieces are arranged on the base and positioned in the transmission direction of the transmission channel;

the reversing assembly is arranged in the mounting cavity, when the detection piece detects that the printing medium is conveyed to a preset position, the reversing assembly can be switched relative to the base to change the conveying path of the printing medium, and the printing medium is led out through the outlet.

2. The transport mechanism for a credential duplex printing device as in claim 1 wherein the first end of the base extends downwardly, the second end of the base extends upwardly, the middle portion of the base extends in a horizontal direction, wherein one of the sensing members is disposed at the second end of the base, the reversing assembly is disposed at the middle portion of the base, and the reversing assembly extends toward the second end of the base.

3. The transport mechanism for a credential duplex printing device of claim 1, wherein the base includes: the two base bodies are oppositely arranged at intervals and limit the installation cavity, and the transmission assembly and the guide assembly are arranged between the two base bodies.

4. The transport mechanism for a credential duplex printing device of claim 2 wherein the drive assembly includes: the transmission pieces are arranged at intervals in the conveying direction, each transmission piece group penetrates through the base to be connected with the driving assembly, every two roll shafts in each transmission piece group positioned at the positions of the downward extending part and the upward extending part of the base are a group of transmission pieces, and the two roll shafts are spaced to form a conveying gap for conveying a printing medium; each set of the transmission members is located at the middle part of the base, and each roll shaft is a set of the transmission members.

5. The transport mechanism for a credential duplex printing device of claim 4 wherein the guide assembly includes: and each group of guide pieces is arranged between two adjacent groups of transmission pieces, and the guide pieces and the transmission pieces are matched to form a transmission channel for transmitting a printing medium.

6. The transport mechanism for a document duplex printing apparatus according to claim 5, wherein each set of the guides includes one or two guide plates, the number of the guide plates in each set of the guides corresponding to the number of the rollers in each set of the drive members.

7. The transport mechanism for a credential duplex printing device of claim 4, wherein the guide assembly further includes: the connecting plate is arranged at the first end of the base and is positioned between the two sets of transmission parts.

8. The transport mechanism for a credential duplex printing device as in claim 4 wherein the drive assembly comprises:

the two driving motors are arranged on one side of the base at intervals, and one ends of the two transmission parts are respectively connected with the driving motors;

the synchronous wheels are arranged on the other side of the base at intervals, and each transmission piece is connected with one corresponding synchronous wheel;

a plurality of hold-in ranges, adjacent two set up one between the synchronizing wheel the hold-in range.

9. The transport mechanism for a credential duplex printing device as in claim 1, wherein the detector comprises: the mounting seat is arranged on the base, the sensor is arranged on the mounting seat, and the sensor is used for detecting the transmission position of a printing medium.

10. The transport mechanism for a credential duplex printing device of claim 1, wherein the reversing assembly includes:

a magnet base disposed on the base;

the electromagnet is arranged on the magnet seat;

the reversing plate is connected with the electromagnet so as to drive the reversing plate to switch positions through the electromagnet;

the rotating shaft is connected with the reversing plate, and the reversing plate can pivot around the rotating shaft.