Intermittent printing equipment

Abstract

The utility model belongs to the technical field of printing equipment, and particularly relates to intermittent printing equipment which comprises a shell, a printing roller and two rectangular plates and further comprises a sliding groove, the sliding groove is formed in the shell, two sliding strips are installed in the sliding groove in a sliding mode, electric push rods are fixedly installed at the bottoms of the two sliding strips respectively, and the electric push rods are arranged on the shell. A fixing strip and a pressing strip are fixedly mounted at the telescopic ends of the two electric push rods correspondingly, and the printing roller is rotationally mounted in the fixing strip. The hose is fixedly installed at one end of the pressing strip, the upper end of the hose penetrates through the top of the shell, extends to the outside and is fixedly provided with a collecting box, the collecting box is fixedly connected with the shell, a fixing frame is installed in the collecting box in an inserted mode, and a dust filtering net is fixedly installed in the fixing frame; the portable paper bag compressing device can compress a portable paper bag to ensure that the portable paper bag does not displace, meanwhile, the compressing effect is good, meanwhile, dust on the top of the portable paper bag can be cleaned, the dust cannot be directly discharged to the outside, and the environment cannot be polluted.

Description

TECHNICAL FIELD

[0001] The utility model belongs to printing equipment technical field, especially relate to an intermittent printing equipment. BACKGROUND

[0002] The handbag printing equipment is a professional machine for printing patterns and characters on handbag materials and subsequent processing.

[0003] For example, the Chinese patent with the announcement number CN221250185U discloses a printing equipment, and particularly relates to the technical field of pattern printing, which comprises a workbench, a fixing mechanism for pressing the handbag is arranged on the top of the workbench, a printing roller for printing patterns on the surface of the handbag is arranged on the top of the workbench, a push plate for flattening the handbag is arranged on one side of the printing roller, a moving mechanism for moving the push plate and the printing roller is arranged on the top of the workbench, the fixing mechanism comprises two support frames arranged on the top of the workbench, a pressing plate is arranged in the support frame, and a rubber pad is fixedly arranged on the bottom of the pressing plate. The pressing mechanism composed of the first threaded rod and the rubber pad is used for pressing the handbag, the first threaded rod can be repeatedly used, is durable, and helps to prolong the service life of the utility model, and the push plate is used for flattening the handbag, so that the printed patterns are more flat and beautiful.

[0004] The above-mentioned patent has the following problems:

[0005] The two first threaded rods of the above-mentioned device will inevitably have a certain processing error in the manufacturing process, which will cause a certain deviation in the screw motion process of different threaded rods, the deviation caused by frequent lifting will be accumulated, the lifting heights of the two pressing plates will be inconsistent, the handbag will not be pressed tightly, and the surface of the handbag will be dirty when the above-mentioned device prints patterns on the surface of the handbag, the dirt will affect the printing effect, and the printed patterns will not be complete. In view of this, an intermittent printing equipment is provided. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing an intermittent printing equipment to solve the problems in the background art.

[0007] Therefore, the utility model provides an intermittent printing equipment, which comprises a shell, a printing roller and two rectangular plates, and further comprises:

[0008] A sliding groove is arranged in the shell, two sliding rods are slidingly installed in the sliding groove, an electric push rod is fixedly installed at the bottom of each sliding rod, a fixed rod and a pressing rod are fixedly installed at the extension end of each electric push rod, and the printing roller is rotatably installed in the fixed rod.

[0009] A hose is fixedly installed at one end of the pressing strip, the upper end of the hose extends to the outside through the top of the shell and is fixedly installed with a collection box, the collection box is fixedly connected with the shell, a fixed frame is insertedly installed in the collection box, a dust filter screen is fixedly installed in the fixed frame, and a plurality of negative pressure fans are fixedly installed on the collection box, and the two rectangular plates are slidingly installed in the shell.

[0010] A driving assembly is located in the shell and is used to drive the two sliding strips to slide.

[0011] A power assembly is located in the shell and is used to drive the two rectangular plates to slide.

[0012] In the technical solution, when the paper bag needs to be printed, the paper bag is placed on the shell, the power assembly is arranged to drive the two rectangular plates to displace downward, the two first anti-skid rubber pads on the two rectangular plates can press the paper bag tightly to ensure that the paper bag does not displace and has good pressing effect.

[0013] The two electric push rods are started to drive the fixed strip and the pressing strip to displace downward, the fixed strip drives the printing roller to displace downward, when the printing roller and the pressing strip contact the paper bag, the driving assembly is arranged to drive the two sliding strips to slide, the two sliding strips drive the printing roller and the pressing strip to displace, the pressing strip first flattens the paper bag, and the printing roller rotates by friction with the paper bag to print the paper bag.

[0014] The plurality of negative pressure fans are started at the same time, the plurality of negative pressure fans can suck the dust on the top of the paper bag into the hose through the pressing strip, the dust enters the collection box through the hose, and then the dust enters the dust filter screen, the dust filter screen intercepts the dust to ensure that the dust is not directly discharged to the outside and does not pollute the environment.

[0015] When the dust on the dust filter screen needs to be cleaned, the fixed frame is pulled out to drive the dust filter screen to be taken out, the dust on the top of the dust filter screen can be cleaned, the fixed frame is inserted into the collection box, the dust filter screen is taken out for cleaning, and the operation is simple and convenient.

[0016] In the above technical solution, further, the driving assembly comprises:

[0017] A motor is fixedly installed on the shell, an output shaft of the motor extends to the sliding groove through the shell and is fixedly installed with a threaded rod, one end of the threaded rod extends through the two sliding strips, and the threaded rod is threadedly connected with the two sliding strips.

[0018] In the technical solution, the motor is started to drive the threaded rod to rotate, and the threaded rod drives the two sliding bars to slide under the action of the thread, and the two sliding bars drive the printing roller and the pressing strip to displace, the pressing strip first flattens the paper bag, and the printing roller rotates by friction with the paper bag to print the paper bag.

[0019] In the above technical solution, further, the power assembly comprises:

[0020] The limiting groove is arranged in the shell, the sliding plate is slidably arranged in the limiting groove, the top of the sliding plate is fixedly provided with two fixed plates, the side of the two fixed plates close to each other is provided with a plurality of guide grooves, a plurality of guide rods are slidably arranged in the guide grooves, and the plurality of guide rods are fixedly connected with the two rectangular plates, respectively.

[0021] In the technical solution, when the paper bag needs to be printed, the paper bag is first placed on the shell, and then the threaded column is rotated, the threaded column drives the sliding plate to slide under the action of the thread, the sliding plate drives the two fixed plates to slide, the two fixed plates drive the plurality of guide rods to displace downward through the plurality of guide grooves, respectively, the plurality of guide rods drive the two rectangular plates to displace downward, respectively, and the two rectangular plates can compress the paper bag to ensure that the paper bag does not displace and has good compression effect.

[0022] In the above technical solution, further, one end of the threaded column is fixedly provided with an operation disc.

[0023] In the technical solution, the operation disc is arranged to facilitate the staff to rotate the threaded column.

[0024] In the above technical solution, further, the collecting box is slidably provided with a latch above the fixed frame, the lower end of the latch extends into the fixed frame, and the latch is inserted and matched with the fixed frame.

[0025] In the technical solution, the latch is first pulled upward, the fixed frame is pulled and drives the dust filter screen to be taken out when the latch is separated from the fixed frame, then the latch is released, the latch slides downward under the action of gravity, dust on the top of the dust filter screen is cleaned, and then the fixed frame is inserted into the collecting box, the fixed frame extrudes the arc surface of the latch, the latch slides upward, the fixed frame is inserted into the shell under the action of gravity, the latch slides downward, and finally the latch is inserted into the fixed frame, the position of the fixed frame is fixed, the dust filter screen is conveniently taken out for cleaning, and the operation is simple and convenient.

[0026] Further in the technical scheme, two guide columns are fixedly installed in the limiting groove, one end of each of the two guide columns penetrates the sliding plate, and the two guide columns are in sliding connection with the sliding plate, and a telescopic sleeve is fixedly installed at the bottom of each of the two sliding strips and on the two sides of the electric push rod.

[0027] In the technical scheme, the guide column is arranged to ensure the stability of the sliding plate, and the telescopic sleeve is arranged to ensure the stability of the displacement of the printing roller and the pressing strip.

[0028] Further in the technical scheme, a second anti-skid rubber pad is fixedly installed at one end of the threaded column, and a first anti-skid rubber pad is fixedly installed at the bottom of each of the two rectangular plates.

[0029] In the technical scheme, the second anti-skid rubber pad is arranged to ensure that the threaded column does not rotate by itself, and the first anti-skid rubber pad is arranged to ensure that the rectangular plate can compress the tote bag.

[0030] Further in the technical scheme, the motor is in rotational connection with the shell and the sliding groove, and the two fixed plates and the guide rods are in sliding connection with the shell.

[0031] In the technical scheme, the motor can rotate in the shell and the sliding groove, and the two fixed plates and the guide rods can slide in the shell.

[0032] The utility model discloses the beneficial effect is:

[0033] 1. The intermittent printing equipment, when needing printing tote paper bag, first, tote paper bag is placed on the shell, through the power assembly of setting, drive two rectangular plates downward displacement, two first anti -skid rubber pad on two rectangular plates can compress tote paper bag, ensure that tote paper bag does not occur displacement, and the compression effect is good.

[0034] 2. The intermittent printing equipment starts simultaneously several negative pressure fans, and the dust on the top of the tote bag is sucked into the hose through the pressing strip, enters the collecting box through the hose, and then the dust enters the dust filter screen, and the dust filter screen intercepts the dust, so that the dust is not directly discharged to the outside, and the environment is not polluted. DRAWINGS

[0035] Figure 1 It is the overall structure schematic diagram of the utility model;

[0036] Figure 2 It is one of the shell cross section structure schematic diagram of the utility model;

[0037] Figure 3 It is the second of the shell cross section structure schematic diagram of the utility model;

[0038] Figure 4 Figure 3 is a shell cross-sectional structure schematic diagram three of the utility model;

[0039] Figure 5 Figure 4 is a fixed plate cross-sectional structure schematic diagram of the utility model;

[0040] Figure 6 Figure 5 is a shell cross-sectional structure schematic diagram four of the utility model;

[0041] Figure 7 Figure 6 is a collection box cross-sectional structure schematic diagram of the utility model;

[0042] Figure 8 Figure 7 is a bolt structure schematic diagram of the utility model.

[0043] The figure mark is:

[0044] 1, shell; 2, sliding groove; 3, sliding bar; 4, electric push rod; 5, fixed bar; 6, printing roller; 7, pressing bar; 8, hose; 9, collection box; 10, telescopic sleeve; 11, guide column; 12, negative pressure fan; 13, rectangular plate; 14, motor; 15, threaded rod; 16, limit groove; 17, sliding plate; 18, fixed plate; 19, guide groove; 20, guide rod; 21, threaded column; 22, fixed frame; 23, dust filter screen; 24, bolt; 25, operation disc; 26, first antiskid rubber pad. DETAILED DESCRIPTION

[0045] The technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art belong to the scope of protection of the present application.

[0046] In the description of the present application, it should be noted that the terms used herein are only for describing the specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. For the convenience of description, the size of each part shown in the drawings is not drawn according to the actual proportional relationship. The technology, method and equipment known to those skilled in the related art may not be discussed in detail, but should be regarded as part of the authorized description. In all examples shown and discussed here, any specific value should be interpreted as only exemplary, not as a limitation. Therefore, other examples of exemplary embodiments can have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0047] It should be noted that the terms "first", "second", and the like in the description and in the claims of the present application are used for distinguishing between similar objects and not necessarily for describing a specific sequential or chronological order. It is to be understood that the use of these terms herein is merely for distinguishing between the objects and the terms first, second, etc. have the meaning explicitly associated with them in the context of the patent claim. The preliminary classification of this patent application has been made only for an expedient purpose and does not mean or imply that the subject matter of the embodiments of the present application falls into the pre-specified categories by virtue of its nature or its intended usage. The singular forms "a", "an" and "the" include plural referents unless the context clearly dictates otherwise.

[0048] It should be noted that the terms "front", "rear", "upper", "lower", "left", "right", "horizontal", "vertical", "top", "bottom", and the like as used herein are made only for the purpose of description and do not imply or suggest that the device or element referred to must have a particular orientation or be constructed and operated in a particular orientation. Therefore, these terms are not to be interpreted as limiting the scope of protection of the present application. The terms "inner", "outer" refer to the inner and outer contours of the respective components.

[0049] It should be noted that the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises... a" does not, without more constraints, exclude the existence of additional identical elements in the process, method, article, or apparatus that comprises the element. Additionally, it should be noted that the scope of the methods and apparatus of the embodiments of the present application are not limited by the order of the steps or the order of the components, as such, the steps and components can be performed or implemented in different orders, or simultaneously, and the embodiments of the present application can be implemented by other components or steps not expressly listed or inherent to such process, method, article, or apparatus. Furthermore, features described with respect to certain examples can be combined in other examples.

[0050] Embodiment 1:

[0051] Referring to Figure 1 - Figure 8 As shown in the drawings, the embodiment provides an intermittent printing device, which comprises a housing 1, a printing roller 6, and two rectangular plates 13, and further comprises:

[0052] The sliding groove 2 is arranged in the shell 1, two sliding bars 3 are slidingly arranged in the sliding groove 2, the bottom of each of the two sliding bars 3 is fixedly provided with an electric push rod 4, the telescopic end of each of the two electric push rods 4 is fixedly provided with a fixed bar 5 and a pressing bar 7, and the printing roller 6 is rotatably arranged in the fixed bar 5.

[0053] The hose 8 is fixedly arranged at one end of the pressing bar 7, the upper end of the hose 8 extends to the outside through the top of the shell 1 and is fixedly provided with a collecting box 9, the collecting box 9 is fixedly connected with the shell 1, a fixed frame 22 is arranged in the collecting box 9, a dust filter screen 23 is fixedly arranged in the fixed frame 22, a plurality of negative pressure fans 12 are fixedly arranged on the collecting box 9, and two rectangular plates 13 are slidingly arranged in the shell 1.

[0054] The driving assembly is arranged in the shell 1 and is used for driving the two sliding bars 3 to slide.

[0055] The power assembly is arranged in the shell 1 and is used for driving the two rectangular plates 13 to slide.

[0056] When the hand-held paper bag needs to be printed, the hand-held paper bag is placed on the shell 1 first, the power assembly is arranged to drive the two rectangular plates 13 to displace downward, the two first anti-skid rubber pads 26 on the two rectangular plates 13 can press the hand-held paper bag, so that the hand-held paper bag does not displace and the pressing effect is good.

[0057] The two electric push rods 4 are started, the two electric push rods 4 drive the fixed bar 5 and the pressing bar 7 to displace downward, the fixed bar 5 drives the printing roller 6 to displace downward, when the printing roller 6 and the pressing bar 7 are in contact with the hand-held paper bag, the driving assembly is arranged to drive the two sliding bars 3 to slide, the two sliding bars 3 drive the printing roller 6 and the pressing bar 7 to displace, the pressing bar 7 first flattens the hand-held paper bag, the printing roller 6 rotates by friction with the hand-held bag, and the hand-held paper bag can be printed.

[0058] The plurality of negative pressure fans 12 are started at the same time, the plurality of negative pressure fans 12 can suck the dust on the top of the hand-held bag into the hose 8 through the pressing bar 7, the dust enters the collecting box 9 through the hose 8, then the dust enters the dust filter screen 23, and the dust filter screen 23 intercepts the dust, so that the dust does not directly discharge to the outside and does not pollute the environment.

[0059] When the dust on the dust filter screen 23 needs to be cleaned, the fixed frame 22 is pulled to drive the dust filter screen 23 to be taken out, the dust on the top of the dust filter screen 23 can be cleaned, the fixed frame 22 is inserted into the collecting box 9 again, the dust filter screen 23 can be taken out and cleaned conveniently, and the operation is simple and convenient.

[0060] In the embodiment, the driving assembly comprises:

[0061] The motor 14 is fixedly installed on the shell 1, the output shaft of the motor 14 extends through the shell 1 into the sliding groove 2, and the threaded rod 15 is fixedly installed. One end of the threaded rod 15 extends through the two sliding bars 3, and the threaded rod 15 is threadedly connected with the two sliding bars 3.

[0062] Among them, the motor 14 is started and drives the threaded rod 15 to rotate. Under the action of the thread, the threaded rod 15 drives the two sliding bars 3 to slide, and the two sliding bars 3 drive the printing roller 6 and the pressing strip 7 to displace, respectively. The pressing strip 7 first flattens the paper bag, and the printing roller 6 rotates by friction with the paper bag, so that the paper bag can be printed.

[0063] In this embodiment, the power assembly comprises:

[0064] The limiting groove 16 is formed in the shell 1, the sliding plate 17 is slidably installed in the limiting groove 16, the top of the sliding plate 17 is fixedly installed with the two fixed plates 18, the side of the two fixed plates 18 close to each other is provided with the guide grooves 19, the guide rods 20 are slidably installed in the guide grooves 19, the guide rods 20 are fixedly connected with the two rectangular plates 13, respectively, the threaded column 21 is rotatably installed in the limiting groove 16, one end of the threaded column 21 extends through the sliding plate 17 and the limiting groove 16 and extends to the outside, and the threaded column 21 is threadedly connected with the sliding plate 17.

[0065] Among them, when the paper bag needs to be printed, the paper bag is first placed on the shell 1, and then the threaded column 21 is rotated. Under the action of the thread, the threaded column 21 drives the sliding plate 17 to slide, the sliding plate 17 drives the two fixed plates 18 to slide, the two fixed plates 18 drive the guide rods 20 to displace downward through the guide grooves 19, respectively, the guide rods 20 drive the two rectangular plates 13 to displace downward, respectively, and the two rectangular plates 13 can compress the paper bag to ensure that the paper bag does not displace and has good compression effect.

[0066] Embodiment 2:

[0067] The embodiment provides an intermittent printing device, in addition to comprising the technical scheme of the above-mentioned embodiment, further has the following technical features.

[0068] In this embodiment, one end of the threaded column 21 is fixedly installed with the operation disc 25.

[0069] Among them, the operation disc 25 is convenient for the staff to rotate the threaded column 21.

[0070] Embodiment 3:

[0071] The embodiment provides an intermittent printing device, in addition to comprising the technical scheme of the above-mentioned embodiment, further has the following technical features.

[0072] In this embodiment, the latch 24 is slidingly installed on the collecting box 9 and above the fixed frame 22, the lower end of the latch 24 extends into the fixed frame 22, and the latch 24 is plug-in matched with the fixed frame 22.

[0073] Firstly, the latch 24 is pulled upwards, when the latch 24 is disengaged from the fixed frame 22, the fixed frame 22 is pulled and the dust filter screen 23 is taken out, then the latch 24 is released, under the action of gravity, the latch 24 slides downwards, the dust on the top of the dust filter screen 23 is cleaned, then the fixed frame 22 is inserted into the collecting box 9, the arc surface of the latch 24 is pressed by the fixed frame 22, so that the latch 24 slides upwards, when the fixed frame 22 is inserted into the shell 1, under the action of gravity, the latch 24 slides downwards, finally the latch 24 is inserted into the fixed frame 22, the position of the fixed frame 22 is fixed, the dust filter screen 23 is conveniently taken out for cleaning, and the operation is simple and convenient.

[0074] Embodiment 4:

[0075] The embodiment provides an intermittent printing device, in addition to comprising the technical scheme of the above embodiment, further has the following technical features.

[0076] In this embodiment, two guide columns 11 are fixedly installed in the limiting groove 16, one end of each of the two guide columns 11 penetrates through the sliding plate 17, and the two guide columns 11 are slidingly connected with the sliding plate 17, and the bottom of each of the two sliding strips 3 and on both sides of the electric push rod 4 are fixedly installed with an extension sleeve 10.

[0077] The guide column 11 is arranged to ensure the stability of the sliding of the sliding plate 17, and the extension sleeve 10 is arranged to ensure the stability of the displacement of the printing roller 6 and the pressing strip 7.

[0078] Embodiment 5:

[0079] The embodiment provides an intermittent printing device, in addition to comprising the technical scheme of the above embodiment, further has the following technical features.

[0080] In this embodiment, one end of the threaded column 21 is fixedly installed with a second anti-skid rubber pad, and the bottom of each of the two rectangular plates 13 is fixedly installed with a first anti-skid rubber pad 26.

[0081] The second anti-skid rubber pad is arranged to ensure that the threaded column 21 does not rotate by itself, and the first anti-skid rubber pad 26 is arranged to ensure that the rectangular plate 13 can press the tote bag.

[0082] Embodiment 6:

[0083] The embodiment provides an intermittent printing device, in addition to comprising the technical scheme of the above embodiment, further has the following technical features.

[0084] In this embodiment, the motor 14 is rotatably connected with the shell 1 and the sliding groove 2, and the two fixed plates 18 and the guide rods 20 are slidably connected with the shell 1.

[0085] In this embodiment, the motor 14 is rotatably connected with the shell 1 and the sliding groove 2, and the two fixed plates 18 and the guide rods 20 are slidably connected with the shell 1.

[0086] When it is necessary to print the paper bag, first, the paper bag is placed on the shell 1, then the operation disc 25 is rotated to drive the threaded column 21 to rotate, under the action of the thread, the threaded column 21 drives the sliding plate 17 to slide, the sliding plate 17 drives the two fixed plates 18 to slide, the two fixed plates 18 drive the guide rods 20 to displace downward through the guide slots 19, and the guide rods 20 drive the two rectangular plates 13 to displace downward, and the two first anti-skid rubber pads 26 on the two rectangular plates 13 can press the paper bag tightly to prevent the paper bag from displacing and ensure good pressing effect.

[0087] When the printing roller 6 and the pressing strip 7 are in contact with the paper bag, the motor 14 is started to drive the threaded rod 15 to rotate, under the action of the thread, the threaded rod 15 drives the two sliding strips 3 to slide, and the two sliding strips 3 drive the printing roller 6 and the pressing strip 7 to displace, respectively. The pressing strip 7 first flattens the paper bag, the printing roller 6 rotates by friction with the paper bag, and the paper bag can be printed. The electric push rod 4 ensures that the printing roller 6 can print intermittently.

[0088] At the same time, the negative pressure fans 12 are started, which can suck the dust on the top of the paper bag into the hose 8 through the pressing strip 7, into the collecting box 9 through the hose 8, and then the dust enters the dust filter screen 23, which can intercept the dust to prevent the dust from being directly discharged to the outside and polluting the environment.

[0089] When it is necessary to clean the dust on the dust filter screen 23, first, the bolt 24 is pulled upward, and then the fixed frame 22 is pulled to drive the dust filter screen 23 to be taken out. Then the bolt 24 is released and slides downward under the action of gravity to clean the dust on the top of the dust filter screen 23. Then the fixed frame 22 is inserted into the collecting box 9, the arc surface of the bolt 24 is pressed by the fixed frame 22, the bolt 24 slides upward, and when the fixed frame 22 is inserted into the shell 1, the bolt 24 slides downward under the action of gravity and is finally inserted into the fixed frame 22 to fix the position of the fixed frame 22, which is convenient for taking out the dust filter screen 23 for cleaning and has the advantages of simple operation and convenience.

[0090] The embodiments of the present application are described above with reference to the accompanying drawings, and the embodiments and features in the present application can be combined with each other without conflict, and the present application is not limited to the above-described specific embodiments, and the above-described specific embodiments are only illustrative but not restrictive, and a person of ordinary skill in the art can make many forms under the inspiration of the present application without departing from the purpose of the present application and the scope protected by the claims, and all of them belong to the protection of the present application.

Claims

1. An intermittent printing device comprising a housing (1) and a printing roller (6) and two rectangular plates (13), characterized in that, Also includes: The sliding groove (2) is opened in the shell (1), the sliding groove (2) is slidably installed with two sliding bars (3), the bottom of two sliding bars (3) is fixedly installed with electric push rod (4), the telescopic end of two electric push rod (4) is fixedly installed with fixed bar (5) and pressing bar (7), the printing roller (6) is rotatably installed in fixed bar (5); The hose (8) is fixedly installed on one end of the pressing bar (7), the upper end of the hose (8) extends to the outside through the top of the shell (1) and is fixedly installed with the collecting box (9), the collecting box (9) is fixedly connected with the shell (1), the collecting box (9) is inserted and installed with the fixed frame (22), the fixed frame (22) is fixedly installed with the dust filter screen (23), a plurality of negative pressure fans (12) are fixedly installed on the collecting box (9), two rectangular plates (13) are slidably installed in the shell (1); The drive assembly is located in the shell (1), and is used for driving two sliding bars (3) to slide; The power assembly is located in the shell (1), and is used for driving two rectangular plates (13) to slide.

2. An intermittent printing apparatus according to claim 1, wherein The drive assembly includes: The motor (14) is fixedly installed on the shell (1), the output shaft of the motor (14) extends to the sliding groove (2) through the shell (1) and is fixedly installed with the threaded rod (15), one end of the threaded rod (15) penetrates through two sliding bars (3), and the threaded rod (15) is threadedly connected with the two sliding bars (3).

3. An intermittent printing apparatus according to claim 2, wherein The power assembly includes: The limiting groove (16) is opened in the shell (1), the sliding plate (17) is slidably installed in the limiting groove (16), the top of the sliding plate (17) is fixedly installed with two fixed plates (18), a plurality of guide grooves (19) are formed in the side of two fixed plates (18) close to each other, a plurality of guide rods (20) are slidably installed in a plurality of guide grooves (19), a plurality of guide rods (20) are fixedly connected with two rectangular plates (13) respectively, the threaded column (21) is rotatably installed in the limiting groove (16), one end of the threaded column (21) penetrates through the sliding plate (17) and the limiting groove (16) and extends to the outside, and the threaded column (21) is threadedly connected with the sliding plate (17).

4. An intermittent printing apparatus according to claim 3, wherein One end of the threaded column (21) is fixedly installed with the operation disc (25).

5. An intermittent printing apparatus according to claim 1, wherein The latch (24) is slidably installed above the fixed frame (22) on the collecting box (9), the lower end of the latch (24) extends into the fixed frame (22), and the latch (24) is inserted and matched with the fixed frame (22).

6. An intermittent printing apparatus according to claim 3, wherein Two guide columns (11) are fixedly installed in the limiting groove (16), one end of two guide columns (11) penetrates through the sliding plate (17), and two guide columns (11) are slidably connected with the sliding plate (17), the bottom of two sliding bars (3) and the two sides of electric push rod (4) are fixedly installed with telescopic sleeve (10).

7. An intermittent printing apparatus according to claim 3, wherein One end of the threaded column (21) is fixedly installed with a second anti-skid rubber pad, and the bottom of each of the two rectangular plates (13) is fixedly installed with a first anti-skid rubber pad (26).

8. An intermittent printing apparatus according to claim 3, wherein The motor (14) is rotationally connected with the shell (1) and the sliding groove (2), and the two fixed plates (18) and the plurality of guide rods (20) are slidingly connected with the shell (1).

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