CN215921545U - Scraper blade subassembly, screen printing mechanism and printing machine - Google Patents

Abstract

The application provides a scraper blade subassembly, screen printing mechanism and printing machine, wherein the scraper blade subassembly includes the backup pad and disposes the guide bar of backup pad below, slidable elastic connection ink scraping plate on the guide bar, the backup pad top is configured with the limiting plate, the height that highly equals of limiting plate is located the difference in height of silk screen board and ampoule below the ink scraping plate. The thickness of the ink coated on the body of the ampoule bottle can be increased.

Description

Scraper blade subassembly, screen printing mechanism and printing machine

Technical Field

The application relates to the field of printing machinery, in particular to a scraper component, a screen printing mechanism and a printing machine.

Background

In the related art, for example, CN209320450U has disclosed a ampoule screen printing system and an ampoule production apparatus having the same, which improves screen printing efficiency, but it does not disclose specific schemes of a screen printing device and how to apply the screen printing device to improve the thickness of ink applied to the body of an ampoule so as to make the label on the body of the ampoule brighter.

SUMMERY OF THE UTILITY MODEL

The present application is directed to solving, at least to some extent, one of the technical problems in the related art.

To this end, a first object of the present application is to provide a scraper assembly capable of increasing the thickness of ink applied to a body of an ampoule bottle.

A second object of the present application is to provide a screen printing mechanism employing the squeegee assembly described above.

A third object of the present application is to provide a printing machine employing the above screen printing mechanism.

In order to realize the above-mentioned purpose, this application first aspect provides a scraper blade subassembly, be in including backup pad and configuration the guide bar of backup pad below, slidable elastic connection ink scraping plate on the guide bar, the backup pad top is configured with the limiting plate, the height that highly equals of limiting plate is located the difference in height of silk screen board and ampoule below the ink scraping plate.

According to the scraper blade assembly provided by the application, the guide rod is additionally arranged below the supporting plate, the ink scraping plate is elastically connected to the guide rod in a sliding mode, the limiting plate is additionally arranged above the supporting plate, the height of the limiting plate is equal to the height difference between a silk screen and an ampoule bottle, the silk screen is arranged below the ink scraping plate, when the ink scraping plate is driven by the supporting plate to move downwards to finish ink scraping transfer printing, the ink scraping plate is elastically connected to the guide rod in a sliding mode, and the ampoule bottle can be guaranteed not to be damaged when the ink scraping plate is pressed tightly; when the scraping plate moves upwards under the drive of the supporting plate to finish ink return, the height difference between the screen plate below the scraping plate and the ampoule bottle is equal to the height of the limiting plate, the lifting height of the scraping plate can be limited, the bottom of the scraping plate can be guaranteed to be in contact with the screen plate without applying pressure on the screen plate, ink scraping transfer printing on the bottle body of the ampoule bottle is finished through the scraping plate assembly, the thickness of ink coated on the bottle body of the ampoule bottle can be improved, and the bottle body label is brighter.

In addition, the scraper component provided according to the application can also have the following additional technical characteristics:

further, the support plate is configured in a rectangular frame shape, and the guide bars are uniformly distributed in the longitudinal direction of the support plate.

Further, a bottom plate is disposed below the support plate in parallel, and the guide bar is disposed between the support plate and the bottom plate.

Further, the doctor blade is disposed between two guide bars corresponding in the lateral direction of the support plate.

Further, the bottom of the doctor blade is parallel to the ampoule bottle.

Furthermore, a compressed spring is sleeved on the guide rod between the ink scraping plate and the supporting plate.

Further, the limiting plate has a top surface parallel to the supporting plate.

The second aspect of the application provides a screen printing mechanism, be in including support, configuration silk screen board, configuration on the support are in mounting bracket, the configuration of silk screen board top are in first drive unit and second drive unit and configuration on the mounting bracket are in silk screen board top as above the scraper blade subassembly, first drive unit's flexible end with the backup pad rigid coupling, second drive unit's flexible end hangs and establishes the limiting plate top, the mounting bracket is in with the configuration third drive unit transmission on the support is connected, and follow lateral shifting under third drive unit's the drive.

In addition, the screen printing mechanism proposed according to the present application may also have the following additional technical features:

further, the third drive unit is including disposing hold-in range on the support and with the motor that synchronous belt drive is connected, the mounting bracket rigid coupling is in the hold-in range.

The third aspect of the application provides a printing machine, which comprises a conveying module, a spiral feeding module arranged at the feeding end of the conveying module, a supporting module arranged at the discharging end of the conveying module and the screen printing mechanism, wherein the screen printing mechanism is arranged above the conveying module and used for transferring conveyed ampoule bottles, and the ampoule bottles are conveyed to the conveying module through the spiral feeding module and conveyed into a box support output by the supporting module after being subjected to transfer printing processing by the screen printing mechanism.

Drawings

The foregoing and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic view of a squeegee assembly according to an embodiment of the present application;

FIG. 2 is a schematic view of a screen printing mechanism according to an embodiment of the present application;

FIG. 3 is a schematic view from another perspective of a screen printing mechanism according to an embodiment of the present application;

FIG. 4 is a schematic view of a printing press according to an embodiment of the present application;

FIG. 5 is a schematic view of another perspective of a printing press according to an embodiment of the present application;

reference numerals:

1. a spiral feeding module;

2. a delivery module;

3. a pop-up module;

4. a screen printing mechanism;

11. a helical roll;

41. a support;

42. a wire mesh plate;

43. a mounting frame;

44. a squeegee assembly;

411. a slide rail;

431. a first cylinder;

432. a second cylinder;

433. a connecting plate;

434. a synchronous belt;

435. a motor;

436. a slider;

441. a support plate;

442. a base plate;

443. a connecting rod;

444. a squeegee;

445. a guide bar;

446. a spring;

447. a limiting plate;

4411. a raised plate;

4441. a sleeve;

4471. and a limiting plate top plate.

Detailed Description

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

As shown in fig. 1, the squeegee assembly 44 according to the embodiment of the present application includes a support plate 441, a bottom plate 442, a squeegee 444, and a stopper plate 447.

Specifically, the support plate 441 and the bottom plate 442 are disposed in parallel, the support plate 441 is disposed above the bottom plate 442 with a fixed distance therebetween, for example, the support plate 441 and the bottom plate 442 are integrally configured in a rectangular frame shape to be fitted to each other, and the connection rods 443 are disposed at four corners of the support plate 441 to integrally connect the support plate 441 and the bottom plate 442.

A plurality of guide rods 445 are uniformly arranged between the support plate 441 and the base plate 442 in the lengthwise direction of the support plate 441, the guide rods 442 are parallel to the connection rod 443 and are perpendicular to the support plate 441, and the guide rods 442 are in one-to-one correspondence on both sides in the widthwise direction of the support plate 441.

The two sides of the top of the ink scraping plate 444 are provided with sleeves 4441, the sleeves 4441 are slidably sleeved on the guide rod 445, the ink scraping plate 444 is placed along the width direction of the support plate 441, the extending direction of the bottom of the ink scraping plate 444 is parallel to the axis of the ampoule bottle, and the ink scraping plate 444 can be abutted to the body of the ampoule bottle along the axial direction.

The guide rod 445 is further sleeved with a spring 446, the spring 446 is compressed between the support plate 441 and the sleeve 4441, and the spring 446 plays a role in buffering the ink scraping plate 444, so that the ink scraping plate 444 can tightly press the screen plate 42 on the body of the ampoule bottle, and smooth completion of transfer printing work is guaranteed.

The top surface of the supporting plate 441 is further provided with a limiting plate 447, for example, the limiting plate 447 is fixedly connected to both top surfaces of the supporting plate 441 in the width direction, the top of the limiting plate 447 is bent inward to form a limiting plate top plate 4471 parallel to the supporting plate 441, and the height of the limiting plate top plate 4471 from the top surface of the supporting plate 441 is equal to the height difference between the screen plate 42 below the scraping plate 444 and the ampoule bottle.

It can be understood that, the scraping plate 444 can be driven to move up and down by the up-and-down movement of the supporting plate 441, the screen plate 42 horizontally placed below can be pressed against the ampoule bottle body below the screen plate 42 by the top pressure action of the scraping plate 444, and since the screen plate 42 contains ink, the ink on the screen plate 42 can be transferred to the ampoule bottle body by the synchronous movement of the scraping plate 444 and the ampoule bottle.

It should be noted that the screen plate 42 is kept stationary, the ink scraping plate 444 is laterally displaced above the screen plate 42, the ampoule bottle is laterally displaced below the screen plate 42 under the driving of the conveying chain, the ink scraping plate 444 is placed in parallel with the axis of the ampoule bottle, under the downward pressing action of the ink scraping plate 444, a plurality of lower convex portions are formed on the screen plate 42, the lower convex portions are pressed against the body of the ampoule bottle, and the ink contained in the screen plate 42 can be transferred to the body of the ampoule bottle by pressing through the lateral position of the ink scraping plate 444.

It is easy to understand, compare with traditional ink jet printing, the body label of ampoule is printed to the mode through this kind of rendition, can improve the thickness of body printing ink, makes the label brighter, and a plurality of ampoules can once only be handled to this kind of rendition mode moreover, has improved work efficiency.

It should be noted that, by providing the position limiting plate 447 above the support plate 441, the height of the support plate 441 and the ink scraping plate 444 lifted upward can be limited by the position limiting plate 447, i.e., the lifting height of the ink scraping plate 444 can be controlled.

After the ink scraping plate 444 finishes one printing operation, the ink scraping plate 444 needs to be lifted up and returned to the ink, and when the ink is returned, the ink scraping plate 444 does not have a downward pressing effect on the screen plate 42, so that the lifting height of the ink scraping plate 444 can be easily limited to a position where the ink scraping plate is in contact with the screen plate 42 but does not have a downward pressing effect on the screen plate 42 by setting the height of the limiting plate 447 to be equal to the height difference between the screen plate 42 and the ampoule bottle.

It is easily understood that the control of the elevation height of the squeegee 444 can be easily performed by suspending a stopper piece above the stopper plate top plate 4471, the stopper piece abutting against the stopper plate top plate 4471 when the support plate 441 is elevated to a predetermined height.

In this embodiment, in order to ensure the levelness of the supporting plate 441, the protruding plates 4411 are formed to protrude outward from the two sides of the supporting plate 441 in the longitudinal direction, and the control on the levelness of the supporting plate 441 can be easily shown by sleeving the protruding plates 4411 on the vertical rod.

According to the scraper blade assembly provided by the application, the guide rod 445 is additionally arranged below the supporting plate 441, the ink scraping plate 444 is elastically connected to the guide rod 445 in a slidable mode, the limiting plate 447 is additionally arranged above the supporting plate 441, the height of the limiting plate 447 is equal to the height difference between a silk screen below the ink scraping plate 444 and an ampoule bottle, when the ink scraping plate 444 is driven by the supporting plate 441 to move downwards to finish ink scraping transfer printing, the ink scraping plate 444 is elastically connected to the guide rod 445 in a slidable mode, and the ampoule bottle can be guaranteed not to be damaged while the ampoule bottle is pressed by the ink scraping plate 444; when scraping plate 444 moved up under the drive of backup pad 441 and accomplished back black, utilize the difference in height of wire mesh board and the ampoule that the height of limiting plate 447 equals to be located scraping plate 444 below, can restrict scraping plate 444 lifting height, can guarantee that the bottom of scraping plate 444 does not exert pressure to the wire mesh board when contacting with the wire mesh board, accomplish the scraping ink rendition to the body of ampoule through this scraper blade subassembly 44, can improve the printing ink thickness of the body of coating at the ampoule, make the body label more bright.

As shown in fig. 2 and 3, the screen printing mechanism 4 according to the embodiment of the present application includes a bracket 41, a screen plate 42 disposed on the bracket 41, a mounting bracket 43 disposed above the screen plate 42, a first cylinder 431 and a second cylinder 432 disposed on the mounting bracket 43, and the squeegee assembly 44 disposed above the screen plate 42, as described above, wherein the telescopic end of the first cylinder 431 is fixedly connected to the supporting plate 441, the telescopic end of the second cylinder 432 is suspended above the limiting plate 447, and the mounting bracket 43 is drivingly connected to a timing belt 434 disposed on the bracket 41 and is driven by a motor 435 to move in the transverse direction.

Specifically, the screen plate 42 is vertically and fixedly connected to the front side of the bracket 41, the screen plate 42 contains ink, the front side of the bracket 41 is further fixedly connected with a slide rail 411 arranged in parallel with the screen plate 42, the slide rail 411 is arranged above the screen plate 42, a slide block 436 in sliding fit with the slide rail 411 is formed on the rear side surface of the mounting bracket 43, the mounting bracket 43 is suspended above the screen plate 42 through the clamping fit of the slide block 436 and the slide rail 411, a synchronous belt 434 is further arranged on the bracket 41 below the slide rail 411, the synchronous belt 434 is parallel to the slide rail 411, a connecting plate 433 fixedly connected with the synchronous belt 434 is further formed on the rear side surface of the mounting bracket 43, a driving wheel of the synchronous belt 434 is driven by the motor 435 to rotate, and therefore, the mounting bracket 43 can be driven by the motor 435 to move transversely along the slide rail 411.

In addition, the first cylinders 431 are symmetrically arranged at the left side and the right side of the mounting frame 43, the movable ends of the first cylinders 431 are fixedly connected with the supporting plate 441 of the scraper component 44 and used for driving the scraper component 44 to move in the vertical direction, the second cylinders 432 are symmetrically arranged at the two sides of the top of the mounting frame 43, and the movable ends of the second cylinders 432 are suspended above the limiting plate 447 of the scraper component 44.

The squeegee assembly 44 in this embodiment has three states in the height direction: in a printing state, the first cylinder 431 drives the scraper component 44 to move downwards, the screen plate 42 is pressed on the ampoule bottle by using the ink scraping plate 444, and meanwhile, the scraper component 44 is driven by the motor 435 to move towards the left side and keep the same moving speed as the ampoule bottle, so that the transfer printing work on the ampoule bottle is completed; in an ink return state, after the transfer is finished, the first air cylinder 431 drives the scraper component 44 to move upwards, so that the limiting plate 447 abuts against the movable end of the second air cylinder 432, the scraper component 44 cannot move upwards under the limitation of the second air cylinder 432, at the moment, the bottom of the ink scraping plate 444 of the scraper component 44 is in contact with the screen plate 42 but has no acting force, and the ink scraping plate is driven by the motor 435 to move rightwards to reset without preparing for next printing; when the printing operation is not required, the movable end of the second cylinder 432 is retracted upward to release the restriction of the restricting plate 447, and the squeegee assembly 44 is moved upward again by the driving of the first cylinder 431 by a distance, at which time the squeegee assembly 44 is kept in the reset state.

As shown in fig. 4 and 5, the printing press according to the embodiment of the present application includes a spiral feeding module 1, a conveying module 2, a pop-up module 3, and a screen printing mechanism 4.

Specifically, spiral feeding module 1 can convert the ampoule of the state of standing into the state of lying through spiral roller 11 and with spiral roller 11 complex spiral track, and the ampoule of the state of lying of output from spiral feeding module 1 directly enters into transport module 2 to pass through from screen printing mechanism 4 below under the drive of transport module 2, and ampoule 2 accomplishes the rendition work on passing through screen printing mechanism 4, falls into the box that the configuration was carried module 2 below in the box that holds in the palm the module 3 output at last and holds in the palm, and is carried away along with the box holds in the palm together.

Although embodiments of the present application have been shown and described above, it should be understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.

Claims (10)

1. The utility model provides a scraper blade subassembly, its characterized in that is in including backup pad and configuration the guide bar of backup pad below, slidable elastic connection ink scraping plate on the guide bar, the backup pad top is configured with the limiting plate, the height-equals of limiting plate is located the difference in height of silk screen board and ampoule below the ink scraping plate.

2. The squeegee assembly of claim 1,

the support plate is configured in a rectangular frame shape, and the guide rods are uniformly distributed along the longitudinal direction of the support plate.

3. The squeegee assembly of claim 2,

a bottom plate is disposed below the support plate in parallel, and the guide bar is disposed between the support plate and the bottom plate.

4. The squeegee assembly of claim 3,

the ink scraping plate is arranged between the two corresponding guide rods along the transverse direction of the supporting plate.

5. The squeegee assembly of claim 4,

the bottom of the ink scraping plate is parallel to the ampoule bottle.

6. The squeegee assembly of claim 5,

and a compressed spring is sleeved on the guide rod between the ink scraping plate and the supporting plate.

7. The squeegee assembly of claim 6,

the limiting plate is provided with a top surface parallel to the supporting plate.

8. A screen printing mechanism, characterized in that, include the support, the configuration is in silk screen board on the support, the configuration is in the mounting bracket of silk screen board top, the configuration is in first drive unit and second drive unit on the mounting bracket and the configuration is in the scraper blade subassembly of any one of claims 1 to 7 of silk screen board top, the flexible end of first drive unit with the backup pad rigid coupling, the flexible end of second drive unit hangs and establishes in the limiting plate top, the mounting bracket with the configuration is in third drive unit transmission on the support is connected to along lateral shifting under third drive unit's drive.

9. The screen printing mechanism of claim 8,

the third drive unit is including the configuration hold-in range on the support and with the motor that synchronous belt drive connects, the mounting bracket rigid coupling is in the hold-in range.

10. A printing machine comprising a transport module, a screw loading module disposed at an inlet end of the transport module, a mounting module disposed at an outlet end of the transport module, and a screen printing mechanism according to any one of claims 8 and 9, the screen printing mechanism being disposed above the transport module and being configured to transfer conveyed ampoules to the transport module via the screw loading module and to be transported into a magazine output by the mounting module after being subjected to a transfer process by the screen printing mechanism.

Images