TW202300055A - Automatic printing machine and automatic printing method - Google Patents

Abstract

The present disclosure provides an automatic printing machine including a machine body, a transmission belt, an image identifying module, a controlling module, and a printing module. The transmission belt is disposed at the machine body and is configured for at least one identified pattern to be shown thereon. The image identifying module is disposed on the machine body and is configured to shoot at least one image. The image includes a to-be-printed article and the identified pattern. The controlling module is signally connected to the image identifying module. The controlling module analyzes the image to provide a printing position of the to-be-printed article relative to the identified pattern. The printing module is disposed on the machine body and is signally connected to the controlling module. The printing module prints a predetermined pattern on the to-be-printed article according to the printing position of the to-be-printed article. Therefore, the printing module can print correctly.

Description

Automatic printing machine and automatic printing method

The present invention relates to a printing machine and a printing method, and in particular to an automatic printing machine and an automatic printing method capable of automatically printing on objects to be printed.

In the shoemaking industry, the general pull-up shoemaking (or California style) will print the marking line on the midsole of the shoe, and then use a needle machine to combine it with the upper, and then put it into the shoe last for follow-up work. The conventional marking lines are printed by manual screen printing, so it is necessary to set screens of different sizes corresponding to different sizes of insole fabrics. Therefore, in addition to the cost of the screen, labor costs are also required, and the manufacturing cost is relatively high.

In order to reduce the cost, some manufacturers have introduced a marking machine. The marking machine has a slide rail connected with an airbrush, which can draw lines on the sole fabric of the shoe, so it can replace the use of the conventional stencil. However, the marking machine still uses manual layout instead of automatic feeding, which cannot effectively save costs. In addition, the above-mentioned marking machine can only draw lines and cannot write small characters, so there are still restrictions on use.

In view of this, the industry is in great need of a printing machine for automatic printing on objects to be printed such as shoe midsoles (or other shoe materials such as shoe uppers), so as to reduce costs and increase application flexibility.

In order to solve the above problems, the present invention provides an automatic printing machine and an automatic printing method. Through the structural configuration of the automatic printing machine, it can automatically print on the object to be printed, and has the advantages of reduced cost and increased application flexibility.

According to one embodiment of the present invention, an automatic printing machine is provided, which is used for printing on a plurality of objects to be printed. The automatic printing machine includes a base, a conveyor belt, an image recognition module, a control module and a printing mod. The conveyor belt is arranged on the machine base and is used for sequentially conveying the aforesaid plurality of objects to be printed. The conveyor belt includes a conveying surface, and at least one identification pattern is displayed on the conveying surface. The image recognition module is arranged on the machine base and is used for shooting at least one image, the aforementioned at least one image includes an object to be printed and the aforementioned at least one identification pattern. The signal of the control module is connected to the image recognition module, and the control module analyzes the aforementioned at least one image to provide a printing position of the aforementioned object to be printed relative to the aforementioned at least one identification pattern. The printing module is arranged on the base and connected to the control module by signal. The printing module prints a preset pattern on the aforementioned object to be printed according to the printing position of the aforementioned object to be printed.

In this way, by displaying at least one identification pattern on the conveying surface, together with the image identification module and the control module, the printing position of the object to be printed can be obtained for the printing module to print correctly, thus achieving automatic printing The printing effect can reduce the cost and increase the flexibility of application.

The automatic printing machine according to the foregoing embodiments may further include a pressing mechanism, which is arranged on the machine base, and the pressing mechanism is activated to press an object to be printed to the conveying surface.

According to the automatic printing machine of the aforementioned embodiment, wherein, the pressing mechanism can include four actuating components, the four actuating components correspond to the conveying surface and are arranged at intervals, a shooting range of the image recognition module is located between the two actuating components, and the printing module A printing range is located between the other two actuating components.

According to the automatic printing machine of the aforementioned embodiment, wherein, the aforementioned at least one identification pattern may include a start mark, a stop mark and a printing area. The end mark and the start mark are arranged at intervals on the conveying surface, and the printing area is located between the start mark and the end mark. Wherein, an object to be printed is located in the printing area of the aforementioned at least one identification pattern.

According to the automatic printing machine of the aforementioned embodiment, wherein, the aforementioned at least one identification pattern may further include a plurality of dot-shaped marks, which are arranged between the start mark and the end mark along a conveying direction of the conveyor belt, wherein the gap between the two dot-shaped marks is The distance of is different from the distance between the other two dot marks.

According to the automatic printing machine of the aforementioned embodiment, the number of the at least one identification pattern can be plural, and the plurality of identification patterns are arranged at intervals along a conveying direction of the conveying belt.

The automatic printing machine according to the aforementioned embodiment may further include an image finished product inspection module, which is installed on the machine base and connected to the control module with signals. The image finished product inspection module is used to detect whether the preset pattern of each object to be printed meets the specification , and send a detection result of each object to be printed back to the control module.

The automatic printing machine according to the above-mentioned embodiment may further include an abnormal item elimination module, which is arranged on the base and connected to the control module. The abnormal item exclusion module will be identified as a Outlier items to be printed are excluded.

The automatic printing machine according to the aforementioned embodiments may further include a feed sensor, which is disposed on the machine base and used to sense whether an object to be printed enters the conveyor belt.

The automatic printing machine according to the above-mentioned embodiment may further include a left or right automatic feeding module, which is arranged on the base and connected to the control module with signals, and the left or right automatic receiving module automatically transfers the aforementioned plural The objects to be printed are sorted by left and right feet.

According to another embodiment of the present invention, an automatic printing method is provided for printing on a plurality of objects to be printed. The automatic printing method includes a conveying step, a position identifying step and a printing step. In the conveying step, a conveyor belt is provided to automatically convey the aforementioned plurality of objects to be printed. In the position recognition step, make an image recognition module take at least one image, the aforementioned at least one image includes an object to be printed and at least one identification pattern, and then make a control module analyze the aforementioned at least one image to give the aforementioned one to be printed A printing position of the object relative to the aforementioned at least one identification pattern. In the printing step, a printing module is made to receive the printing position of the aforesaid object to be printed, so as to print a preset pattern on the aforesaid object to be printed.

According to the automatic printing method of the aforementioned embodiment, wherein, the aforementioned at least one identification pattern can be displayed on a conveying surface of the conveyor belt and moves together with the conveyor belt, and in the printing step, the printing module reads and determines the aforementioned at least one identification pattern An initial mark of the pattern is a print head.

According to the automatic printing method of the aforementioned embodiment, it may further include a feeding step, so that a feeding module provides a feeding message to the control module, and a feeding sensor senses whether an object to be printed enters the conveyor belt .

According to the automatic printing method of the aforementioned embodiment, wherein, in the feeding step, if the control module receives the feeding message, but the feeding sensor does not detect that an object to be printed has entered the conveyor belt, the control module can send An alert message.

Embodiments of the present invention will be described below with reference to the drawings. For the sake of clarity, many practical details are included in the following narrative. However, the reader should understand that these practical details should not be used to limit the present invention. That is, in some embodiments of the present invention, these practical details are unnecessary. In addition, for the sake of simplifying the drawings, some well-known and commonly used structures and elements will be shown in a simple and schematic manner in the drawings; and repeated elements may be represented by the same or similar numbers.

In addition, terms such as first, second, and third in this article are only used to describe different elements or components, and there is no limitation on the elements/components themselves. Therefore, the first element/component can also be renamed as the second element/component . And the combination of components/components/mechanisms/modules in this article is not a combination that is generally known, conventional or conventional in this field, and whether the component/components/mechanism/module itself is known or not can not be used to determine whether the combination relationship is Easily accomplished by persons of ordinary knowledge in the technical field.

Please refer to Figure 1, Figure 2 and Figure 3, wherein Figure 1 shows a perspective view of an automatic printing machine 1000 according to the first embodiment of the present invention, and Figure 2 shows the first embodiment of Figure 1 Partially exploded schematic diagram of the automatic printing machine 1000, FIG. 3 shows a schematic top view of the automatic printing machine 1000 in the first embodiment of FIG. 1. The automatic printing machine 1000 is used to print on a plurality of objects to be printed S1 (shown in FIG. set (not shown in the first embodiment) and a printing module 1400 . The conveyor belt 1200 is disposed on the machine base 1100 and is used for sequentially conveying the aforementioned plurality of objects S1 to be printed. The conveyor belt 1200 includes a conveying surface 1201 on which at least one identification pattern P1 is displayed. The image recognition module 1300 is disposed on the machine base 1100 and is used for shooting at least one image, the aforementioned at least one image includes an object to be printed S1 and the aforementioned at least one identification pattern P1. The signal of the control module is connected to the image recognition module 1300, and the control module analyzes the at least one image to provide a printing position of the object S1 to be printed relative to the at least one recognition pattern P1. The printing module 1400 is installed on the machine base 1100 and connected to the control module with signals. The printing module 1400 prints a preset pattern on the aforementioned object S1 to be printed according to the printing position of the aforementioned object S1 to be printed.

In this way, by displaying at least one identification pattern P1 on the conveying surface 1201, together with the image identification module 1300 and the control module, the printing position of the object S1 to be printed can be obtained for the printing module 1400 to print correctly , so that the effect of automatic printing can be achieved, and the cost can be reduced and the flexibility of application can be increased.

In detail, the conveyor belt 1200 can have an endless belt body structure, and the rollers driven by the motor can make the conveyor belt 1200 rotate circularly. The structure of the conveyor belt 1200 is conventional and not the focus of improvement in this case, and details will not be repeated here. The identification pattern P1 displayed on the conveying surface 1201 can be formed by printing in the first embodiment, and in other embodiments, the identifying pattern can be displayed on the conveying surface by using light projection, bonding or other methods , as long as the image can be obtained by the image recognition module.

The image recognition module 1300 may include a camera bracket 1310, a fixing part 1320, and a camera 1330. The camera bracket 1310 includes two vertical rods 1311 and a horizontal rod 1312. The two vertical rods 1311 are respectively arranged on two sides of the conveyor belt 1200. The rod 1312 is connected between the two upright rods 1311, the fixed part 1320 is arranged on the horizontal rod 1312, and the camera 1330 is arranged on the fixed part 1320, and its lens is directed downward so as to correspond to the conveying surface 1201 to shoot images.

The printing module 1400 is an inkjet type and includes a plurality of nozzles, and can print on the object S1 to be printed. The printing module 1400 is known and not the focus of improvement in this case, so details will not be repeated here.

The automatic printing machine 1000 may further include a pressing mechanism 1500 , which is disposed on the machine base 1100 , and the pressing mechanism 1500 can press the object S1 to be printed to the conveying surface 1201 when actuated. In detail, as shown in Figures 1 to 3, the pressing mechanism 1500 may include four actuating components 1510, 1520, 1530, 1540, and the four actuating components 1510, 1520, 1530, 1540 correspond to the conveying surface 1201 and are arranged at intervals, A shooting range of the image recognition module 1300 is located between the two actuating components 1510 and 1520 , and a printing range of the printing module 1400 is located between the other two actuating components 1530 and 1540 .

The actuating assembly 1510 may include a wheel shaft 1511, three pressing parts 1512 and two lifting parts 1513. The two lifting parts 1513 are respectively arranged on two sides of the conveyor belt 1200 and have a solenoid valve structure. The wheel shaft 1511 is connected between the two lifting parts 1513 and Driven by the lifting member 1513, the three pressing members 1512 pass through the axle 1511 and are arranged at intervals. The actuating components 1520, 1530, 1540 have the same structure as the actuating component 1510, and will not be repeated here.

The pressing mechanism 1500 may further include a pressing bracket 1550 and a twelve-wire body 1560. The pressing bracket 1550 is fixed on the machine base 1100, wherein the actuating components 1510, 1520, 1530, and 1540 are respectively connected to the three-wire body 1560 (or three-wire body 1560). Above), the last three wires 1560 can be connected between the actuating component 1510 and the pressing bracket 1550 , and the wire 1560 can be a pressing member connected to the pressing member 1512 and other actuating components 1520 , 1530 , 1540 . In this way, when the lifting member 1513 descends, it can drive the line body 1560 to flatten the object S1 to be printed. The quantities mentioned above can be changed according to actual needs, and the present invention is not limited thereto.

Therefore, when the shooting range of the image recognition module 1300 is located between the two actuating components 1510 and 1520, the warping of the object S1 to be printed can be avoided from affecting the shooting result, which can improve the accuracy of the printing position analysis; When a printing area of the group 1400 is located between the other two actuating components 1530, 1540, it can avoid the printing failure of the preset pattern caused by warping of the object S1 to be printed.

Please refer to FIG. 4 , and also refer to FIGS. 1 to 3 , wherein FIG. 4 shows a schematic top view of the conveying surface 1201 and the object to be printed S1 of the automatic printing machine 1000 in the first embodiment of FIG. 1 . The number of identification patterns P1 can be plural and arranged at intervals along a conveying direction of the conveyor belt 1200 . In the first embodiment, the number of identification patterns P1 can be six. What needs to be specially explained here is that the object to be printed S1 is illustrated as a shoe midsole in Fig. materials, etc., and the material of the object to be printed is not limited.

The identification pattern P1 may include a start mark P11, a stop mark P12 and a printing area P13. The end mark P12 and the start mark P11 are arranged at intervals on the conveying surface 1201 , and the printing area P13 is located between the start mark P11 and the end mark P12 . Wherein, the object to be printed S1 is located in the printing area P13 of the identification pattern P1.

The identification pattern P1 may further include a plurality of dot-shaped marks P14, P15, P16, and P17 (for simplicity in the drawing, only four dot-shaped marks P14, P15, P16, and P17 are labeled in FIG. ) is arranged between the start mark P11 and the end mark P12 along a conveying direction of the conveyor belt 1200, wherein the distance H1 between the two dot marks P14 and P15 is different from the distance between the other two dot marks P16 and P17 H2.

As shown in Figure 4, the identification pattern P1 may further include two straight lines P18, P19, the extension direction of the two straight lines P18, P19 is parallel to the conveying direction of the conveyor belt 1200 and the two are symmetrically arranged, and the two straight lines P18, P19 include opposite The first end and the second end, the start mark P11 is located at the first end of the straight line P19, the end mark P12 is located at the second end of the straight line P18, and the dot marks P14, P15, P16, and P17 are arranged in sequence outside the straight line P18, And the outer side of the straight line P19 is also arranged with a plurality of dot-shaped marks. Through the graphic configuration of the identification pattern P1, the distance between the object S1 to be printed and the start mark P11, dot marks P14, P15, P16, P17, two straight lines P18, P19 and the end mark P12 in the recognition pattern P1 can be calculated, and The printing position of the object S1 to be printed can be obtained. In other embodiments, the graphic configuration of the identification pattern can also be changed according to actual needs, which is not limited by the disclosure of the present invention.

Please refer to FIG. 5, wherein FIG. 5 shows a schematic block diagram of an automatic printing machine 2000 according to the second embodiment of the present invention. The structure of the automatic printing machine 2000 is similar to that of the automatic printing machine 1000 and includes a conveyor belt 2200, an image recognition module 2300, a control module 2910, a printing module 2400, and a pressing mechanism 2500. The pressing mechanism 2500 includes four Actuating components 2510, 2520, 2530, 2540. The difference is that the automatic printing machine 2000 may further include a feeding sensor 2920 , an image product inspection module 2600 , an abnormal product removal module 2700 and a left or right automatic receiving module 2800 .

The feed sensor 2920 is disposed on the base (not shown in FIG. 5 ) and is used to sense whether an object S1 to be printed enters the conveyor belt 2200 . Specifically, a feeding module 2930 is responsible for automatic feeding. When the feeding sensor 2920 detects the object S1 to be printed, it can confirm that the object S1 to be printed has entered the conveyor belt 2200 .

The image finished product inspection module 2600 is installed on the machine base and connected to the control module 2910 for signal. The image finished product inspection module 2600 is used to detect whether the preset pattern of each object S1 to be printed meets the specification, and detects one of each object S1 to be printed. The result is sent back to the control module 2910. In this way, it is possible to confirm whether the object S1 to be printed is abnormally printed through the image finished product detection module 2600. If the printing is abnormal, it can further report to the control module 2910 in real time to confirm the status of the automatic printing machine 2000 or adjust parameters, so as to ensure Manufacturing quality.

The abnormal product removal module 2700 can be installed on the machine base and connected to the control module 2910 for signals. The abnormal product removal module 2700 excludes an object S1 to be printed that is identified as an abnormal product according to the detection results of each object S1 to be printed. In other words, when the image product detection module 2600 analyzes abnormality, it can notify the control module 2910, and the control module 2910 will notify the abnormal product elimination module 2700 to sort the abnormal products into different areas, so as to avoid abnormal products and good products. confused.

The left or right automatic receiving module 2800 is installed on the base and connected to the control module 2910 for signals. The left or right automatic receiving module 2800 automatically sorts the plurality of unprinted objects S1 into left and right categories. When the object to be printed S1 is a shoe midsole, it will include the object to be printed S1 of the left foot and the object to be printed S1 of the right foot, and since the image recognition module 2300 has captured the image of the object S1 to be printed, the control module The group 2910 can know that the object S1 to be printed currently printed is the object S1 to be printed on the left foot or the object S1 to be printed on the right foot, so that the left or right foot automatic receiving module 2800 can automatically divide the object S1 to be printed Into the corresponding left foot area or right foot area, thereby reducing the manpower and time for subsequent distribution.

Please refer to Figure 6, and refer to Figures 1 to 5 together, wherein Figure 6 shows a block flow chart of an automatic printing method 3000 according to the third embodiment of the present invention, and the automatic printing method 3000 is used for plural Printing is performed on the object to be printed S1 and includes a conveying step S02 , a position identifying step S03 and a printing step S04 . The details of the automatic printing method 3000 will be described below with the automatic printing machines 1000 and 2000 .

In the conveying step S02, a conveyor belt 1200, 2200 is provided to automatically convey the aforementioned plurality of objects to be printed S1.

In the position recognition step S03, make an image recognition module 1300, 2300 take at least one image, the aforementioned at least one image includes an object to be printed S1 and at least one recognition pattern P1, and then let a control module 2910 analyze the aforementioned at least one image , so as to give a printing position of the aforesaid object to be printed S1 relative to the aforesaid at least one identification pattern P1.

In the printing step S04, a printing module 1400, 2400 is made to receive the printing position of the aforesaid object S1 to be printed, so as to print a preset pattern on the aforesaid object S1 to be printed.

Specifically, in the conveying step S02, the conveyor belts 1200 and 2200 will continue to circulate, so the unprinted object S1 placed on the conveyor belts 1200 and 2200 will be conveyed to the bottom of the image recognition module 1300 and 2300, and then conveyed To the bottom of the printing modules 1400, 2400, the items S1 to be printed are continuously and sequentially delivered in this way. When the conveyor belt 1200, 2200 transports the object S1 to be printed to the bottom of the image recognition module 1300, 2300, the image recognition module 1300, 2300 can take at least one image of the object S1 to be printed and at least one identification pattern P1, because the identification pattern P1 may, for example, have dot marks P14, P15, P16, P17 and two straight lines P18, P19, etc., so by analyzing the distance between the object S1 to be printed and the dot marks P14, P15, P16, P17 and the two straight lines P18, P19 , angle, etc., the relative position of the object S1 to be printed can be calculated, and the printing position can be determined. In this way, when the conveyor belts 1200 and 2200 continuously convey the plurality of items S1 to be printed continuously, the printing position dedicated to each item S1 to be printed can be determined, so that printing can be performed accurately.

As shown in Figure 1 to Figure 4 and Figure 6, the aforementioned at least one identification pattern P1 can be displayed on a conveying surface 1201 of the conveyor belt 1200 and move with the conveyor belt 1200, and in the printing step S04, print The module 1400 reads and determines that an initial mark P11 of the aforementioned at least one identification pattern P1 is a printing paper head. In this way, the printing module 1400 can start printing through the determination of the printing paper head. However, in other embodiments, when the image recognition module captures multiple images, the control module can further determine the traveling speed of the object to be printed according to the multiple images, and can estimate the time when it enters the printing module, and notify the queue The stamp set starts printing, but the present invention is not limited thereto.

As shown in FIG. 5 and FIG. 6, the automatic printing method 3000 may further include a feeding step S01, so that a feeding module 2930 provides a feeding information to the control module 2910, and a feeding sensor 2920 Sensing whether an object to be printed S1 enters the conveyor belt 2200, and in the feeding step S01, if the control module 2910 receives a feed message, but the feed sensor 2920 does not sense that an object to be printed S1 has entered the conveyor belt 2200, the control module 2910 can send an alarm message. Since the feeding module 2930 is for automatic feeding, in order to avoid feeding abnormalities, it can cooperate with the feeding sensor 2920 to confirm whether the object S1 to be printed has entered the conveyor belt 2200, and then send out an alarm sound through an alarm message to achieve a warning function .

In addition, the automatic printing method 3000 may further include a detection step S05, an abnormal product elimination step S06, and a left and right foot automatic receiving step S07. In the detection step S05, the image product detection module 2600 can be used to inspect the object S1 to be printed to confirm whether the preset pattern is complete and the position is correct; and in the abnormal product elimination step S06, the abnormal product elimination module 2700 can remove exclude. Finally, in the step S07 of automatic material receiving for left and right feet, the left or right foot automatic material receiving module 2800 can automatically divide the object S1 to be printed into the corresponding left or right foot area. What needs to be specifically explained here is that in other embodiments, the automatic receiving step of the left and right feet can be any receiving step, and can automatically classify and collect the objects to be printed, and is not limited to only distinguishing between the right foot or the left foot .

Although the present invention has been disclosed as above with the embodiments, it is not intended to limit the present invention. Anyone skilled in this art can make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, the protection of the present invention The scope shall be defined by the appended patent application scope.

1000,2000: Automatic printing machine 1100: base 1200,2200: conveyor belt 1201: conveying surface 1300,2300: image recognition module 1310: Camera Bracket 1311: Pole 1312: cross bar 1320: fixed part 1330: camera 1400,2400: print module 1500,2500: pressing mechanism 1510, 1520, 1530, 1540, 2510, 2520, 2530, 2540: actuating components 1511: Axle 1512: pressing parts 1513: lifting parts 1550: Press bracket 1560: line body 2600: Video product inspection module 2700: Abnormal product exclusion module 2800: left foot or right foot automatic feeding module 2910: Control Module 2920: Feed sensor 2930: Feed module 3000: Automatic printing method H1, H2: distance P1: Identify patterns P11: start flag P12: Termination flag P13: Print area P14, P15, P16, P17: dotted mark P18, P19: straight line S1: Items to be printed S01: Feeding step S02: Delivery step S03: Position identification step S04: Printing step S05: Detection steps S06: Abnormal product exclusion steps S07: Steps of automatic feeding of left and right feet

Figure 1 shows a perspective view of an automatic printing machine according to the first embodiment of the present invention; Figure 2 shows a schematic exploded view of part of the automatic printing machine in the first embodiment of Figure 1; Fig. 3 shows a schematic top view of the automatic printing machine of the first embodiment in Fig. 1; Fig. 4 shows a schematic top view of the conveying surface and the object to be printed of the automatic printing machine in the first embodiment of Fig. 1; Fig. 5 shows a schematic block diagram of an automatic printing machine according to the second embodiment of the present invention; and FIG. 6 shows a block flow chart of an automatic printing method according to the third embodiment of the present invention.

1000: automatic printing machine

1100: base

1200: conveyor belt

1201: conveying surface

1310: Camera Bracket

1311: Pole

1312: cross bar

1320: fixed part

1330: camera

1400: print module

1510, 1520, 1530, 1540: actuating components

1511: Axle

1512: pressing parts

1513: lifting parts

1550: Press bracket

1560: line body

P1: Identify patterns

Claims (14)

An automatic printing machine for printing on a plurality of objects to be printed, the automatic printing machine comprising: a base; A conveyor belt, which is arranged on the base and is used to sequentially convey the objects to be printed, the conveyor belt includes a conveying surface, and at least one identification pattern is displayed on the conveying surface; An image recognition module is arranged on the base and is used to shoot at least one image, the at least one image includes the object to be printed and the at least one recognition pattern; A control module, signally connected to the image recognition module, the control module analyzes the at least one image to give a printing position of the object to be printed relative to the at least one recognition pattern; and A printing module is arranged on the base and connected to the control module by signal. The printing module prints a preset pattern on the object to be printed according to the printing position of the object to be printed. The automatic printing machine described in claim 1 further includes: A material-pressing mechanism is arranged on the machine base, and the material-pressing mechanism acts to press the object to be printed to the conveying surface. The automatic printing machine as described in Claim 2, wherein, the pressing mechanism includes four actuating components, the four actuating components correspond to the conveying surface and are arranged at intervals, and a shooting range of the image recognition module is located between the two actuating components , a printing range of the printing module is located between the other two actuating components. The automatic printing machine as described in claim 1, wherein the at least one identification pattern includes: a start flag; a stop mark spaced apart from the start mark on the conveying surface; and a printing area located between the start mark and the end mark; Wherein, an object to be printed is located in the printing area of the at least one identification pattern. The automatic printing machine as described in Claim 4, wherein the at least one identification pattern further includes: A plurality of dot marks are arranged between the start mark and the end mark along a conveying direction of the conveyor belt, and the distance between two dot marks is different from the distance between the other two dot marks. The automatic printing machine according to Claim 1, wherein the at least one identification pattern is plural in number, and the identification patterns are arranged at intervals along a conveying direction of the conveying belt. The automatic printing machine described in claim 1 further includes: An image finished product inspection module, which is installed on the machine base and connected to the control module by signal, the image finished product inspection module is used to detect whether the preset pattern of each object to be printed meets the specification, and sends each object to be printed A detection result is sent back to the control module. The automatic printing machine as described in claim item 7 further includes: An abnormal product elimination module is installed on the machine base and connected to the control module with signals. The abnormal product elimination module will identify an object to be printed as an abnormal product according to the detection results of each object to be printed. exclude. The automatic printing machine described in claim 1 further includes: A feeding sensor is arranged on the frame and is used for sensing whether an object to be printed enters the conveyor belt. The automatic printing machine described in claim 1 further includes: A left-foot or right-foot automatic material receiving module is arranged on the machine base and connected to the control module with signals, and the left-foot or right-foot automatic material receiving module automatically classifies the objects to be printed into left and right feet. An automatic printing method for printing on a plurality of objects to be printed, the automatic printing method comprising: A conveying step, providing a conveyor belt to automatically convey the objects to be printed; A position recognition step, making an image recognition module take at least one image, the at least one image includes an object to be printed and at least one recognition pattern, and then make a control module analyze the at least one image to give the one to be printed a print position of the object relative to the at least one identification pattern; and A printing step, making a printing module receive the printing position of the object to be printed, so as to print a preset pattern on the object to be printed. The automatic printing method according to claim 11, wherein the at least one identification pattern is displayed on a conveying surface of the conveying belt and moves with the conveying belt, and in the printing step, the printing module reads and It is determined that an initial mark of the at least one identification pattern is a printing paper head. The automatic printing method as described in claim 11 further includes: In a feeding step, a feeding module provides a feeding message to the control module, and a feeding sensor detects whether an object to be printed enters the conveyor belt. The automatic printing method as described in claim 13, wherein, in the feeding step, if the control module receives the feeding message, but the feeding sensor does not sense that an object to be printed has entered the conveying band, the control module sends an alarm message.

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