CN111002702B

CN111002702B - Scraper mechanism of screen printer

Info

Publication number: CN111002702B
Application number: CN202010017349.1A
Authority: CN
Inventors: 林文润
Original assignee: Foshan Shunde Weichengda Electronics Co ltd
Current assignee: Foshan Shunde weichengda Electronics Co.,Ltd.
Priority date: 2020-01-08
Filing date: 2020-01-08
Publication date: 2021-04-06
Anticipated expiration: 2040-01-08
Also published as: CN111002702A

Abstract

The invention relates to the field of printing equipment components and discloses a scraper mechanism of a screen printing machine, which comprises a printing seat, wherein a driving seat is arranged on one side of the top of the printing seat, a supporting seat is arranged on the other side of the top of the printing seat, a driving unit is arranged on the top of the side surface of the driving seat, a horizontal screw rod is driven on the driving unit, one end of the screw rod is movably sleeved with the side surface of the driving seat, and a movable plate is sleeved on the screw rod in a threaded manner. This silk screen printing machine scraper mechanism, through the movable plate, outer baffle, brush board, the scraper blade, interior baffle, wedge and logical groove's structural design, when making the printing of silk screen printing machine, during scraper mechanism reciprocating motion, the printing ink in the interior baffle outside can get into again between two interior baffles under the stroke at every turn, remix with other printing ink, it can flow toward the both sides limit of seal ink board and scraper blade to have avoided printing ink, can overstock the solidification at the marginal printing ink of remaining, cause extravagant problem, thereby the cost is reduced.

Description

Scraper mechanism of screen printer

Technical Field

The invention relates to the field of printing equipment components, in particular to a scraper mechanism of a screen printing machine.

Background

The screen printer is a device for screen printing soldering paste or paster glue on a printing stock through a screen printing plate, when the screen printer works, a scraper component moves back and forth, the screen printing plate extrudes ink and the screen printing plate in motion, so that the screen printing plate and the printing stock form a stamping line.

However, when the scraper component of the existing screen printer works, the up-and-down movement of the printing ink plate and the scraper is controlled by the motor respectively and programmed, so that the energy consumption and the cost are increased, and because the printing ink has fluidity, the printing ink can flow towards the two side edges of the printing ink plate and the scraper in the process of stroke, the residual printing ink at the edge can be accumulated and solidified, the waste is caused, and the cost is increased.

Disclosure of Invention

Aiming at the defects of the background technology, the invention provides the scraper mechanism of the screen printer, which has the advantages of low energy consumption and low cost and solves the problems in the background technology.

The invention provides the following technical scheme: a scraper mechanism of a screen printer comprises a printing seat, wherein a driving seat is arranged on one side of the top of the printing seat, a supporting seat is arranged on the other side of the top of the printing seat, a driving unit is arranged on the top of the side face of the driving seat, the driving unit drives a horizontally arranged screw rod, one end of the screw rod is movably sleeved with the side face of the driving seat, a movable plate is sleeved on the screw rod in a threaded manner, two ends of the movable plate are respectively provided with an outer baffle, a top plate is arranged between the tops of the two outer baffles, two sides of the bottom of the top plate are respectively provided with a group of telescopic mechanisms, the number of each group of telescopic mechanisms is two, the two telescopic mechanisms are arranged on the two outer sides of the top plate, the bottoms of the two groups of telescopic mechanisms are respectively and fixedly connected with a brush plate and a scraper, the brush plate and the scraper are, and the bottom of interior baffle and the bottom laminating of printing seat, but interior baffle relatively movable board removes, the equal fixedly connected with wedge in top of interior baffle both sides, two the wedge cup joints with brush board and scraper blade activity respectively, logical groove has been seted up to the both sides of interior baffle bottom.

Preferably, telescopic machanism includes registration arm, telescopic link and spring, and the top of registration arm and the bottom fixed connection of roof, telescopic link activity suit are in the bottom of registration arm, and the bottom of telescopic link cup joints with the scraper blade screw thread, and the top of telescopic link is equipped with the spring that is located the registration arm.

Preferably, a plurality of sliding grooves which are arranged at equal intervals are formed in two sides of the bottom of the moving plate, and the sliding grooves are matched with the inner baffle.

Preferably, rectangular chutes are formed in the brush plate and the scraper, the maximum width of each rectangular chute is the maximum distance value between the chutes at two sides of the bottom of the movable plate, the height of each chute is larger than the vertical height of the wedge-shaped block, and the horizontal length of the wedge-shaped block is larger than the distance between the brush plate and the scraper.

The invention has the following beneficial effects:

this silk screen printing machine scraper mechanism, through the movable plate, outer baffle, brush board, the scraper blade, interior baffle, the structural design of wedge and logical groove, when making silk screen printing machine printing, when scraper mechanism reciprocating motion, the printing ink outside to interior baffle can get into again between two interior baffles under the stroke at every turn, remix with other printing ink, it can flow toward the both sides limit of printing ink board and scraper blade to have avoided printing ink, can overstock the solidification at marginal remaining printing ink, cause extravagant problem, thereby the cost is reduced, and simultaneously, drive through a drive unit, when realizing scraper mechanism reciprocating motion, still make reciprocating of brush board and scraper blade carry out corresponding change along with scraper mechanism's removal, need not extra drive unit and action programming, further energy consumption and cost have been saved.

Drawings

FIG. 1 is a schematic view of the printing state of the squeegee mechanism of the present invention;

FIG. 2 is a schematic view of the return stroke state of the scraper mechanism of the present invention;

FIG. 3 is a top view of FIG. 1 in accordance with the present invention;

FIG. 4 is a top view of FIG. 2 in accordance with the present invention;

fig. 5 is a bottom view of the moving plate of the structure of fig. 1 in accordance with the present invention.

In the figure: 1. a printing seat; 2. a driving seat; 3. a supporting seat; 4. driving the machine set; 5. a screw rod; 6. moving the plate; 7. an outer baffle; 8. a top plate; 9. a telescoping mechanism; 10. brushing the board; 11. a squeegee; 12. an inner baffle; 13. a wedge block; 14. a through groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a scraper mechanism of a screen printing machine, a driving seat 2 is arranged on one side of the top of a printing seat 1, a supporting seat 3 is arranged on the other side of the top of the printing seat 1, a driving unit 4 is arranged on the top of the side of the driving seat 2, the driving unit 4 drives a horizontally arranged screw rod 5, one end of the screw rod 5 is movably sleeved with the side of the driving seat 2, a moving plate 6 is sleeved on the screw rod 5 in a threaded manner, outer baffles 7 are fixedly connected to both ends of the moving plate 6, a top plate 8 is fixedly connected between the tops of the two outer baffles 7, a set of telescopic mechanisms 9 are respectively arranged on both sides of the bottom of the top plate 8, the number of each set of telescopic mechanisms 9 is two, the two telescopic mechanisms 9 are arranged on both outer sides of the top plate 8, brush plates 10 and scraper plates 11 are respectively fixedly connected to the bottoms of the two sets of telescopic mechanisms 9, the brush plates 10 and, the bottom of an inner baffle 12 is attached to the bottom of a printing seat 1, the inner baffle 12 can move relative to a movable plate 6, wedge-shaped blocks 13 are fixedly connected to the tops of two sides of the inner baffle 12, the two wedge-shaped blocks 13 are movably sleeved with a brush plate 10 and a scraper 11 respectively, through grooves 14 are formed in two sides of the bottom of the inner baffle 12, a driving unit 4 firstly drives a screw rod 5 to rotate in the right shift printing process of a scraper mechanism, so that the movable plate 6 firstly drives an outer baffle 7, a top plate 8, a telescopic mechanism 9, the brush plate 10 and the scraper 11 to integrally move right until the brush plate 10 is contacted with the inner baffle 12, in the process, under the action of the wedge-shaped blocks 13, the brush plate 10 moves downwards to be attached to the printing seat 1, the scraper 11 moves upwards to be separated from the printing seat 1, the brush plate 10 pushes the inner baffle 12 to move right together, the brush plate 10 scrapes ink to print objects on the printing seat 1, and under the action of the two inner baffles 12, ink outside the inner baffle 12 enters a region, and along with the increase of ink, under the condition that the inner baffle plates 12 move, the ink flows into the front of the brush plate 10 between the two inner baffle plates 12 from the through groove 14 so as to be convenient for the brush plate 10 to carry out ink scraping printing, in the process that the scraper mechanism moves leftwards and returns, the driving unit 4 drives the screw rod 5 to rotate reversely firstly, so that the moving plate 6 drives the outer baffle plate 7, the top plate 8, the telescopic mechanism 9, the brush plate 10 and the scraper 11 to move leftwards integrally until the scraper 11 is contacted with the inner baffle plates 12, in the process, under the action of the wedge-shaped block 13, the scraper 11 moves downwards to be attached to the printing seat 1, the brush plate 10 moves upwards to be separated from the printing seat 1, the scraper 11 pushes the inner baffle plates 12 to move leftwards together, the dye which is tiled on the printing seat 1 is scraped to be conveyed to the front of the brush plate 10 through the scraper 11 to wait for next printing, in the process, due to the movement of the inner baffle plates 12, and along with the increase of printing ink, printing ink flows into in front of scraper blade 11 between two interior baffles 12 from logical groove 14, thereby make the silk screen printing machine printing in-process, printing ink is in before two brush boards 10 all the time, and in a printing stroke, the printing ink that flows to both sides can get back to again, avoided printing ink to pile up the caking in both sides, cause extravagant problem, need not the manual work and clear up, the operating personnel use has been made things convenient for, and simultaneously, only drive through a drive unit 4, when realizing scraper blade mechanism round trip movement, still make reciprocating of brush board 10 and scraper blade 11 carry out corresponding change along with scraper blade mechanism's removal, need not extra drive unit and action programming, energy consumption and cost have been saved.

Wherein, telescopic machanism 9 includes registration arm, telescopic link and spring, the top of registration arm and the bottom fixed connection of roof 8, and telescopic link activity suit is in the bottom of registration arm, and the bottom of telescopic link cup joints with 11 screw threads of scraper blade, and the top of telescopic link is equipped with the spring that is located the registration arm, utilizes the elasticity of spring for brush board 10 or scraper blade 11 can closely laminate with printing seat 1, ensures that brush board 10 and scraper blade 11 stably scrape the material, carries out printing work.

Wherein, the both sides of movable plate 6 bottom are seted up the spout of a plurality of equidistance arrangements, and spout and interior baffle 12 looks adaptation, assemble the symmetry spout of movable plate 6 both sides through interior baffle 12 to the size of printing as required, the interval of baffle 12 in adjusting has ensured the make full use of printing ink, has improved the efficiency of printing.

Wherein, the rectangle spout has all been seted up on brush board 10 and scraper blade 11, and the maximum width value of rectangle spout is the maximum interval value of the 6 bottom both sides spouts of movable plate, the height value of spout is greater than the vertical height value on 13 inclined planes of wedge, the horizontal length value on 13 inclined planes of wedge is greater than the interval value of brush board 10 and scraper blade 11, it can remove to one side of brush board 10 and scraper blade 11 to ensure that interior baffle 12, when guaranteeing brush board 10 or scraper blade 11 printing, printing ink is located all the time between brush board 10 and scraper blade 11.

When the printing machine is used, firstly, after the printing preparation work is finished, the driving unit 4 is started to drive the screw rod 5 to rotate, so that the moving plate 6 firstly moves to the right, until the inner baffle 12 is contacted with the brush plate 10, the inner baffle 12 moves along with the brush plate 10, ink flowing to the outer side of the inner baffle 12 enters the area between the inner baffle 12 and the outer baffle 7, along with the movement of the inner baffle 12 and the brush plate 10, the ink enters the area between the two inner baffles 12 from the through groove 14 to be reprinted without being bonded on two sides of a printing area, after one-time printing is finished, the screw rod 5 is driven by the driving unit 4 to rotate reversely, so that the moving plate 6 firstly moves to the left, until the inner baffle 12 is contacted with the scraper 11, the inner baffle 12 moves along with the scraper 11, the ink flowing to the outer side of the inner baffle 12 enters the area between the inner baffle 12 and the outer baffle 7 and moves along, ink enters the area between the two inner dams 12 from the through slots 14.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation 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 may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a silk screen printing machine scraper mechanism, includes printing seat (1), its characterized in that: the printing machine is characterized in that a driving seat (2) is arranged on one side of the top of the printing seat (1), a supporting seat (3) is arranged on the other side of the top of the printing seat (1), a driving unit (4) is arranged on the top of the side of the driving seat (2), the driving unit (4) drives a horizontally arranged screw rod (5), one end of the screw rod (5) is movably sleeved with the side of the driving seat (2), a movable plate (6) is sleeved on the screw rod (5), outer baffles (7) are arranged at two ends of the movable plate (6), a top plate (8) is arranged between the tops of the two outer baffles (7), a group of telescopic mechanisms (9) are respectively arranged on two sides of the bottom of the top plate (8), the number of each group of telescopic mechanisms (9) is two, the two telescopic mechanisms (9) are arranged on two outer sides of the top plate (8), and the bottoms of the two groups of telescopic mechanisms (9) are respectively and fixedly connected with, and brush board (10) and scraper blade (11) are located two between outer baffle (7), baffle (12) in the equal activity of both sides of movable plate (6) bottom has been cup jointed, and the bottom of interior baffle (12) and the bottom laminating of printing seat (1), interior baffle (12) can movable plate (6) remove relatively, the equal fixedly connected with wedge (13) in top of interior baffle (12) both sides, two wedge (13) cup joint with brush board (10) and scraper blade (11) activity respectively, logical groove (14) have been seted up to the both sides of interior baffle (12) bottom.

2. The scraper mechanism of the screen printer as claimed in claim 1, wherein: telescopic machanism (9) are including registration arm, telescopic link and spring, the top of registration arm and the bottom fixed connection of roof (8), and telescopic link activity suit is in the bottom of registration arm, and the bottom of telescopic link and scraper blade (11) screw thread cup joint, and the top of telescopic link is equipped with the spring that is located the registration arm.

3. The scraper mechanism of the screen printer as claimed in claim 1, wherein: a plurality of sliding grooves which are arranged at equal intervals are formed in two sides of the bottom of the moving plate (6), and the sliding grooves are matched with the inner baffle (12).

4. The scraper mechanism of the screen printer according to claim 3, characterized in that: the brush board (10) and the scraper (11) are all provided with rectangular sliding grooves, the maximum width of each rectangular sliding groove is the maximum distance value of the sliding grooves on the two sides of the bottom of the movable board (6), the height of each sliding groove is larger than the vertical height of the inclined plane of the wedge-shaped block (13), and the horizontal length of the inclined plane of the wedge-shaped block (13) is larger than the distance value of the brush board (10) and the scraper (11).