CN220165208U

CN220165208U - Feeding mechanism of screen printing machine

Info

Publication number: CN220165208U
Application number: CN202321943255.2U
Authority: CN
Inventors: 刘丹丹; 蔡佳伟; 冉胜
Original assignee: Wuhan Xinjinjia Technology Co ltd
Current assignee: Wuhan Xinjinjia Technology Co ltd
Priority date: 2023-07-24
Filing date: 2023-07-24
Publication date: 2023-12-12
Anticipated expiration: 2033-07-24

Abstract

The utility model discloses a feeding mechanism of a screen printing machine, which comprises a mounting plate, wherein a storage tank is arranged at the top of the mounting plate, a fixed plate is arranged on one side of the mounting plate, an electric telescopic rod is fixedly arranged on the inner wall of the bottom of the storage tank, a pushing plate is fixedly arranged on an output shaft of the electric telescopic rod, a plurality of printed boards are stacked at the top of the pushing plate, a blanking slide plate is fixedly arranged at one side of the mounting plate, which is close to the fixed plate, a reciprocating pushing structure is arranged at the top of the mounting plate, a placing groove is formed at the top of the fixed plate, a mounting box is fixedly arranged at one side of the fixed plate, and an annular plate is rotatably arranged in the placing groove. The feeding mechanism of the screen printer has a simple structure and is convenient to use, compared with the prior art, the feeding mechanism of the screen printer can automatically feed and automatically position, has a positioning effect, and is convenient for subsequent printing treatment.

Description

Feeding mechanism of screen printing machine

Technical Field

The utility model relates to the technical field of feeding mechanisms of silk-screen printers, in particular to a feeding mechanism of a silk-screen printer.

Background

Screen printing is also called screen printing, and screen printing screen refers to a generic term applied to screens for screen printing. One of the circuit board manufacturing processes is to scrape and squeeze out a proper amount of ink (namely, a resist) on the screen cloth with the existing negative pattern by using a scraper, form a positive pattern through the local screen cloth, print the positive pattern on the flat copper surface of the substrate to form a covering resist, prepare for the subsequent selective etching or electroplating treatment, and the transfer mode is called screen printing. Because the manufacturing method is easy, the printing equipment is simple, the copying effect is good, the printed matter is popular with people, and the screen printed matter needs to be positioned in the printing process.

The patent with the application number of CN202223544036.5 relates to a feeding mechanism of a screen printer, which comprises a screen printer main body, wherein a printing table is arranged at the top of the screen printer main body, and a positioning mechanism is arranged at the top of the printing table; the positioning mechanism comprises a limiting plate, the limiting plate is fixedly arranged at the top of the printing table, an installation groove is formed in the limiting plate, a double-headed motor is arranged at the inner bottom of the installation groove, and a second threaded rod and a first threaded rod are respectively arranged on output shafts on the left side and the right side of the double-headed motor. This screen printer feed mechanism, through setting up positioning mechanism, through putting the stock at the top of printing table and hugging closely with the double-end motor, the synchronous first threaded rod of drive of double-end motor of control again rotates with the second threaded rod to make two movable blocks relative movement, alright drive and make two locating plates relative movement of movable rod pulling, thereby fix a position stock both sides, thereby realize accurate location, prevent that the stock from shifting easily at the printing in-process.

But this current screen printing machine material loading positioning mechanism, location effect is better, but lacks automatic feeding structure, leads to printing efficiency lower.

Based on the above, the feeding mechanism of the silk screen printing machine is provided.

Disclosure of Invention

The utility model aims to provide a feeding mechanism of a screen printing machine, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a feeding mechanism of a screen printing machine, which comprises a mounting plate,

the top of the mounting plate is provided with a storage tank, one side of the mounting plate is provided with a fixed plate, an electric telescopic rod is fixedly arranged on the inner wall of the bottom of the storage tank, a pushing plate is fixedly arranged on an output shaft of the electric telescopic rod, a plurality of printed boards are stacked on the top of the pushing plate, one side of the mounting plate, which is close to the fixed plate, is fixedly provided with a blanking slide plate, and the top of the mounting plate is provided with a reciprocating pushing structure;

the top of the fixed plate is provided with a placing groove, one side of the fixed plate is fixedly provided with a mounting box, the placing groove is rotationally provided with an annular plate, the inner wall of the bottom of the placing groove is fixedly provided with two plastic blocks, the two plastic blocks are provided with through holes, movable rods are movably arranged in the two through holes, one ends of the two movable rods, which are close to each other, are fixedly provided with U-shaped positioning plates, one ends of the two movable rods, which are mutually, are respectively rotated by an extruded roller, and the inner side of the annular plate is fixedly provided with two triangular blocks which are matched with the extruded roller;

the junction of the mounting box and the fixed plate is provided with a mounting hole communicated with the placing groove, the inner wall of the top of the mounting box is fixedly provided with a rotating motor, and the output shaft of the rotating motor is fixedly sleeved with a linkage gear meshed with the tooth block

Preferably, the reciprocating pushing structure comprises a metal block, a linkage motor, a first sprocket, a chain, a second sprocket, a rotating rod, a beating disc and a rotating wheel, wherein the metal block is fixedly arranged at the top of the mounting plate, a through hole is formed in the metal block, a metal rod is movably arranged in the movable mode, one end of the metal rod is rotatably provided with the rotating wheel, the other end of the metal rod is fixedly provided with a pushing plate, the rotating rod is rotatably arranged at the top of the mounting plate, the second sprocket and the beating disc are fixedly sleeved on the rotating rod, the linkage motor is fixed at the top of the mounting plate, the first sprocket is fixedly sleeved on an output shaft of the linkage motor, and the first sprocket and the second sprocket are sleeved with the same chain.

By adopting the technical scheme, the electric telescopic rod is slowly started to drive the pushing plate to slowly move upwards, the printing plate can be pushed upwards at a constant speed, then the linkage motor is started to drive the first sprocket to rotate, the first sprocket drives the second sprocket to rotate through the chain, the rotating rod can be driven to rotate, the beating disc repeatedly beats the rotating wheel, the metal rod and the pushing plate can be driven to reciprocate, the pushing plate can be pushed onto the blanking slide plate one by one, and the printing plate slides down into the placing groove through the blanking slide plate.

Preferably, the metal rod is sleeved with a reset spring, one end of the reset spring is fixed on the metal rod, and the other end of the reset spring is fixed on the inner wall of the movable hole.

By adopting the technical scheme, the metal rod is convenient to reset through the reset spring.

Preferably, the rotating rod is located at the eccentric position of the striking plate.

By adopting the technical scheme, the effect that the striking disc acts as a cam can be achieved through the arrangement of the eccentric position.

Preferably, the rotating motor is a servo motor with the rotating angle of the output shaft being randomly adjustable.

Preferably, the two movable rods are sleeved with compression springs, one ends of the two compression springs are fixed on the corresponding movable rods, and the other ends of the two compression springs are fixed on the inner walls of the corresponding through holes.

By adopting the technical scheme, the movable rod is convenient to reset by the compression spring.

Compared with the prior art, the utility model has the beneficial effects that:

1. through being provided with stock chest, the pushing plate, electric telescopic handle, the unloading slide, the linkage motor, first sprocket, the chain, the second sprocket, the bull stick, strike the dish, the rotor, the impeller, the slowly upward movement of pushing away the flitch has been driven through slowly starting electric telescopic handle, can upwards promote by the printing plate at the uniform velocity, then start the rotation that the linkage motor has driven first sprocket, first sprocket has driven the rotation of second sprocket through the chain, can drive the rotation of bull stick, can drive the rotation of beating the dish, strike the dish and strike the rotor repeatedly, can drive the reciprocating motion of metal pole and impeller, the impeller can be with the propelling movement of printing plate one by one to the unloading slide on, by the printing plate through the unloading slide gliding to the standing groove in.

2. Through being provided with rotation motor, linkage gear, tooth piece, annular slab, triangular block, by extrusion gyro wheel, U type locating plate, when being slided down to between two U type locating plates by the printing plate, through starting rotation motor and having driven the rotation of linkage gear, the linkage gear has driven the rotation of tooth piece, can drive the rotation of annular slab, can drive the rotation of two triangular blocks, two triangular blocks extrude the extrusion gyro wheel that corresponds respectively, can drive the opposite directions of two U type locating plates and remove, can be pressed from both sides tight fixedly by the printing plate, be convenient for fix a position, the follow-up printing of being convenient for.

Drawings

FIG. 1 is a perspective view showing an internal structure of a placement tank according to the present utility model;

FIG. 2 is a top view of the present utility model;

FIG. 3 is a schematic view of the part A structure of the present utility model;

FIG. 4 is a schematic view of a portion B of the present utility model;

fig. 5 is a front view showing an internal structure of the storage tank according to the present utility model.

In the figure: 1. a mounting plate; 2. a printed board; 3. a pushing plate; 4. a storage tank; 5. a blanking slide plate; 6. a mounting box; 7. a placement groove; 8. a fixing plate; 9. a pushing plate; 10. an electric telescopic rod; 11. a return spring; 12. a linkage gear; 13. a rotating motor; 14. a pressed roller; 15. a plastic block; 16. a movable rod; 17. a compression spring; 18. a U-shaped positioning plate; 19. triangular blocks; 20. an annular plate; 21. tooth blocks; 22. a metal rod; 23. a linkage motor; 24. a first sprocket; 25. a chain; 26. a second sprocket; 27. a rotating rod; 28. striking the disc; 29. a rotating wheel; 30. a metal block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the feeding mechanism of the screen printing machine comprises a mounting plate 1, a storage tank 4 is arranged at the top of the mounting plate 1, a fixed plate 8 is arranged at one side of the mounting plate 1, an electric telescopic rod 10 is fixedly arranged on the inner wall of the bottom of the storage tank 4, a pushing plate 9 is fixedly arranged on an output shaft of the electric telescopic rod 10, a plurality of printed boards 2 are stacked at the top of the pushing plate 9, a blanking slide plate 5 is fixedly arranged at one side of the mounting plate 1, which is close to the fixed plate 8, a reciprocating pushing structure is arranged at the top of the mounting plate 1, the reciprocating pushing structure comprises a metal block 30, a linkage motor 23, a first sprocket 24, a chain 25, a second sprocket 26, a rotating rod 27, a beating disc 28 and a rotating wheel 29, the metal block 30 is fixedly arranged at the top of the mounting plate 1, a through hole is arranged on the metal block 30, a metal rod 22 is movably arranged in the movable state, one end of the metal rod 22 is rotatably provided with the rotating wheel 29, the other end of the metal rod 22 is fixedly provided with a pushing plate 3, a rotating rod 27 is rotatably arranged at the top of the mounting plate 1, a second sprocket 26 and a beating disc 28 are fixedly sleeved on the rotating rod 27, a linkage motor 23 is fixed at the top of the mounting plate 1, a first sprocket 24 is fixedly sleeved on an output shaft of the linkage motor 23, the same chain 25 is sleeved between the first sprocket 24 and the second sprocket 26, a reset spring 11 is sleeved on the metal rod 22, one end of the reset spring 11 is fixed on the metal rod 22, the other end is fixed on the inner wall of a movable hole, the rotating rod 27 is positioned at the eccentric position of the beating disc 28, by the structure, the printed plate 2 is firstly accumulated and placed at the top of the pushing plate 9, then the printed plate 2 can be pushed upwards at a uniform speed by slowly starting the electric telescopic rod 10 to drive the slowly upwards movement of the pushing plate 9, then the linkage motor 23 is started to drive the first sprocket 24 to rotate, the first sprocket 24 drives the rotation of the second sprocket 26 through the chain 25, and can drive the rotation of the rotating rod 27, and can drive the rotation of the striking disc 28, and the striking disc 28 repeatedly strikes the rotating wheel 29, and can drive the reciprocating movement of the metal rod 22 and the pushing plate 3, and the pushing plate 3 can push the printed boards 2 to the blanking slide plate 5 one by one, and the printed boards 2 slide down to the placing groove 7 through the blanking slide plate 5.

As shown in fig. 1-5, the standing groove 7 is provided at the top of the fixed plate 8, and one side of the fixed plate 8 is fixedly provided with the mounting box 6, the annular plate 20 is mounted in the standing groove 7 in a rotating manner, and two plastic blocks 15 are fixedly mounted on the inner wall of the bottom of the standing groove 7, through holes are provided on the two plastic blocks 15, movable rods 16 are movably mounted in the two through holes, a U-shaped positioning plate 18 is fixedly mounted at one end of the two movable rods 16, which is close to each other, and one end of the two movable rods 16 rotates the extruded roller 14, two triangular blocks 19 adapted to the extruded roller 14 are fixedly mounted at the inner side of the annular plate 20, compression springs 17 are sleeved on the two movable rods 16, one ends of the two compression springs 17 are fixed on the corresponding movable rods 16, the other ends are fixed on the inner walls of the corresponding through holes, mounting boxes 6 are provided with mounting holes communicated with the standing groove 7, a rotating motor 13 is fixedly mounted on the inner wall of the top of the mounting box 6, an output shaft of the rotating motor 13 is sleeved with a gear block 21, and the gear block 21 is meshed with the gear block 13, and the rotating motor can be conveniently and continuously positioned by the U-shaped positioning motor, and can be conveniently rotated by adjusting the U-shaped positioning plate 18, and can be conveniently and fixed by the positioning motor and can be conveniently rotated by the positioning plate 2.

The working principle of the utility model is as follows: firstly, the printed boards 2 are accumulated and placed on the top of the pushing boards 9, then the electric telescopic rods 10 are slowly started to drive the pushing boards 9 to slowly move upwards, the printed boards 2 can be pushed upwards at a constant speed, then the linkage motor 23 is started to drive the first sprocket 24 to rotate, the first sprocket 24 drives the second sprocket 26 to rotate through the chain 25, the rotating rod 27 can be driven to rotate, the beating disc 28 repeatedly beats the rotating wheels 29, the metal rods 22 and the pushing boards 3 can be driven to reciprocate, the pushing boards 3 can be pushed onto the blanking sliding boards 5 one by the printed boards 2, the printed boards 2 can slide downwards into the placing grooves 7 through the blanking sliding boards 5, when the printed boards 2 slide downwards between the two U-shaped positioning boards 18, the linkage motor 13 is started to drive the linkage gear 12 to rotate, the gear 12 drives the gear block 21 to rotate, the annular plate 20 to drive the two triangular blocks 19 to rotate, the two triangular blocks 19 to respectively squeeze the corresponding extruded rollers 14, the two U-shaped positioning boards 18 can be positioned automatically, and the automatic positioning boards can be clamped conveniently, and the automatic positioning boards can be positioned and clamped conveniently, and the automatic positioning boards can be positioned conveniently and automatically moved. The feeding mechanism of the screen printer has a simple structure and is convenient to use, compared with the prior art, the feeding mechanism of the screen printer can automatically feed and automatically position, has a positioning effect, and is convenient for subsequent printing treatment.

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

Claims

1. Feeding mechanism of silk screen printing machine, including mounting panel (1), its characterized in that:

a storage tank (4) is arranged at the top of the mounting plate (1), a fixed plate (8) is arranged at one side of the mounting plate (1), an electric telescopic rod (10) is fixedly arranged on the inner wall of the bottom of the storage tank (4), a pushing plate (9) is fixedly arranged on an output shaft of the electric telescopic rod (10), a plurality of printed boards (2) are stacked at the top of the pushing plate (9), a discharging sliding plate (5) is fixedly arranged at one side, close to the fixed plate (8), of the mounting plate (1), and a reciprocating pushing structure is arranged at the top of the mounting plate (1);

the top of the fixed plate (8) is provided with a placing groove (7), one side of the fixed plate (8) is fixedly provided with a mounting box (6), an annular plate (20) is rotatably mounted in the placing groove (7), two plastic blocks (15) are fixedly mounted on the inner wall of the bottom of the placing groove (7), through holes are formed in the two plastic blocks (15), movable rods (16) are movably mounted in the two through holes, one ends, close to each other, of the two movable rods (16) are fixedly provided with U-shaped positioning plates (18), one ends, close to each other, of the two movable rods (16) are respectively provided with a pressed roller (14), and two triangular blocks (19) matched with the pressed roller (14) are fixedly mounted on the inner side of the annular plate (20);

the junction with fixed plate (8) of install bin (6) is offered and is linked together with mounting hole that standing groove (7), and fixed mounting has rotation motor (13) on the top inner wall of install bin (6), has fixedly cup jointed linkage gear (12) with tooth piece (21) meshing on the output shaft of rotation motor (13).

2. The feeding mechanism of a screen printing machine according to claim 1, wherein: the reciprocating pushing structure comprises a metal block (30), a linkage motor (23), a first sprocket (24), a chain (25), a second sprocket (26), a rotating rod (27), a beating disc (28) and a rotating wheel (29), wherein the metal block (30) is fixedly arranged at the top of the mounting plate (1), a through hole is formed in the metal block (30), a metal rod (22) is movably arranged in the activity, one end of the metal rod (22) is rotatably provided with the rotating wheel (29), the other end of the metal rod (22) is fixedly provided with a pushing plate (3), the rotating rod (27) is rotatably arranged at the top of the mounting plate (1), the second sprocket (26) and the beating disc (28) are fixedly sleeved on the rotating rod (27), the linkage motor (23) is fixedly arranged at the top of the mounting plate (1), the first sprocket (24) is fixedly sleeved on an output shaft of the linkage motor (23), and the same chain (25) is sleeved between the first sprocket (24) and the second sprocket (26).

3. The feeding mechanism of a screen printing machine according to claim 2, wherein: the metal rod (22) is sleeved with a reset spring (11), one end of the reset spring (11) is fixed on the metal rod (22), and the other end of the reset spring is fixed on the inner wall of the movable hole.

4. The feeding mechanism of a screen printing machine according to claim 2, wherein: the rotating rod (27) is positioned at the eccentric position of the striking disc (28).

5. The feeding mechanism of a screen printing machine according to claim 1, wherein: the rotating motor (13) is a servo motor with the rotating angle of the output shaft capable of being adjusted at will.

6. The feeding mechanism of a screen printing machine according to claim 1, wherein: compression springs (17) are sleeved on the two movable rods (16), one ends of the two compression springs (17) are fixed on the corresponding movable rods (16), and the other ends of the two compression springs are fixed on the inner walls of the corresponding through holes.