CN211764243U

CN211764243U - Screen wiping device of screen printing machine

Info

Publication number: CN211764243U
Application number: CN201921410213.6U
Authority: CN
Inventors: 叶敏; 倪文均
Original assignee: Jiangxi Zhenhan Technology Co ltd
Current assignee: Jiangxi Zhenhan Technology Co ltd
Priority date: 2019-08-28
Filing date: 2019-08-28
Publication date: 2020-10-27
Anticipated expiration: 2029-08-28

Abstract

The utility model provides a screen wiping device of screen printer, including base and removal frame, the inside of base all imbeds and is provided with the removal frame, the equal opening in inside top of base is provided with the guide rail, the positive surface and the equal fixed mounting in the back of removal frame have the limiting plate, the inside top fixed mounting that the frame was removed in the left side has left servo motor, the inside top fixed mounting that the frame was removed on the right side has right servo motor, right side servo motor's left side is rotated and is connected with preceding cleaning rod, left side servo motor's rear end is rotated and is connected with back cleaning rod, the equal fixed mounting in inside below of removal frame has driving motor, the bottom of removal frame all is connected with the guide pulley through the rotation of support, both ends all imbed and are provided with spacing magnetic path about preceding cleaning rod and back cleaning rod, the equal opening in both ends is provided with. The utility model discloses clean speed faster, clean in-process china ink and can not run, the effect is better, further improvement the work efficiency of device.

Description

Screen wiping device of screen printing machine

Technical Field

The utility model relates to a silk screen printing machine equipment technical field especially relates to a silk screen printing machine wipes net device.

Background

The screen printer is a device which can print soldering paste or adhesive through screen onto PCB pad. The method is mainly applied to the electronic processing industry, the silk-screen mark of a printed circuit board, the mark of an instrument shell panel, the solder paste printing in the circuit board processing process and the like. In-process of silk screen printing has printing ink to emerge below the screen frame of silk screen printing machine, if not clear away, printing ink can block up the mesh, and the mesh that is blockked up is unable to be silk screen printed, causes the silk screen printing unable to go on, so must in time clear away the printing ink that emerges. At present, the ink overflowing from the bottom of the screen is manually wiped, namely, in the screen printing process, if quality inspection finds that some meshes of a PCB are not successfully printed by screen printing, the condition that the screen frame on the screen printing machine is blocked by the ink is checked, the position of the corresponding screen plate is checked according to the position on the PCB, and then manual wiping action is carried out. The screen printing machine is firstly stopped during manual wiping, then the cross beam of the screen printing machine is lifted to a position where a worker can enter, the worker drills to the bottom of the screen, and the blocking point is directly wiped by dust-free cloth, so that the wiping mode is time-consuming and unsafe. When vacuum silk-screen printing is carried out, a vacuum chamber needs to be opened firstly, then manual wiping is carried out, and because the vacuum silk-screen printing needs vacuumizing, and the time spent on vacuumizing is long, a large amount of time is spent on carrying out ink cleaning once, and the production efficiency is seriously influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a screen wiping device of a screen printer.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a screen wiping device of a screen printing machine comprises a base and a movable frame, wherein the movable frame is embedded in the base, guide rails are arranged on the upper portion of the inner portion of the base in an opening mode, limiting plates are fixedly arranged on the front surface and the back surface of the moving frame, a left servo motor is fixedly arranged on the upper portion of the inner portion of the left moving frame, a right servo motor is fixedly arranged on the upper portion of the inner portion of the right moving frame, the left side of the right servo motor is rotationally connected with a front cleaning rod, the rear end of the left servo motor is rotationally connected with a rear cleaning rod, the driving motors are fixedly arranged below the inner parts of the moving frames, the bottom ends of the moving frames are rotatably connected with guide wheels through brackets, the left and right ends of the front cleaning rod and the rear cleaning rod are respectively embedded with a limiting magnetic block, the left and right ends of the front cleaning rod and the rear cleaning rod are respectively provided with a clamping groove in an opening mode, and an upper blocking plate is arranged above the moving frame in an embedded mode.

As a further description of the above technical solution: the right servo motor is characterized in that a transmission shaft of the right servo motor and the front cleaning rod rotate clockwise, and a transmission shaft of the left servo motor and the rear cleaning rod rotate anticlockwise.

As a further description of the above technical solution: the other end of the front cleaning rod is embedded in the moving frame arranged on the left side, and the other end of the rear cleaning rod is embedded in the moving frame arranged on the right side.

As a further description of the above technical solution: the driving motor is rotationally connected with the guide wheel through a belt, and the two moving frames slide back and forth in the guide rail in the horizontal direction.

As a further description of the above technical solution: the clamping groove is matched with the limiting magnetic block, and the left end and the right end of the inner wall of the clamping groove are tightly attached with the anti-slip strips.

As a further description of the above technical solution: and the left servo motor, the right servo motor and the driving motor are connected with an external power supply through leads.

As a further description of the above technical solution: the upper blocking plate is matched with the movable frame, and a blocking surface with the same height as the base is arranged below the blocking plate.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, through installing preceding clean pole and the clean pole in back, clean pole clockwise rotation before right servo motor drives, clean pole anticlockwise rotation after left servo motor drives, make when the device removes when cleaning printing ink, clean printing ink can be scraped by preceding clean pole or the clean pole in back of opposite side and move to the clean pole in back of opposite side or preceding clean pole on, make preceding clean pole and the clean pole in back be difficult to slide printing ink when cleaning printing ink, further improvement the cleaning effect of device.

2. The utility model discloses in, listen through installing driving motor for when the device is cleaning printing ink, driving motor accessible drives the guide pulley and rotates and make two preceding clean poles between the removal frame and the clean pole of back slide around on the base, clean printing ink on each face fast, clean speed faster, further improvement the work efficiency of device.

3. The utility model discloses in, listen through installing spacing magnetic path for when the non-woven fabrics winding clean pole in the front or the back clean pole outside, promote the non-woven fabrics embedding to clean pole or the draw-in groove of back clean pole with spacing magnetic path, the quick equipment is fixed to the non-woven fabrics, further improvement the flexibility of device.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic top view of the overall structure of the present invention;

FIG. 3 is a schematic sectional view of a front partial structure of the middle moving frame of the present invention;

fig. 4 is an enlarged schematic structural diagram of fig. 2A of the present invention.

Illustration of the drawings:

1. a base; 101. a guide rail; 2. a movable frame; 201. a limiting plate; 3. a left servo motor; 4. a right servo motor; 5. a front cleaning bar; 6. post-cleaning the rod; 7. a drive motor; 701. a guide wheel; 8. a limiting magnetic block; 9. a card slot; 10. and an upper barrier plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, a screen wiping device of a screen printing machine comprises a base 1 and a movable frame 2, wherein the movable frame 2 is embedded in the base 1, a guide rail 101 is arranged on the upper portion of the inside of the base 1, a limit plate 201 is fixedly arranged on the front surface and the back surface of the movable frame 2, a left servo motor 3 is fixedly arranged on the upper portion of the inside of the movable frame 2 on the left side, a right servo motor 4 is fixedly arranged on the upper portion of the inside of the movable frame 2 on the right side, a front cleaning rod 5 is rotatably connected to the left side of the right servo motor 4, a rear cleaning rod 6 is rotatably connected to the rear end of the left servo motor 3, a driving motor 7 is fixedly arranged on the lower portion of the inside of the movable frame 2, a guide wheel 701 is rotatably connected to the bottom end of the movable frame 2, magnetic blocks 8 are embedded in the left and right ends of the front cleaning rod 5 and the rear cleaning rod 6, clamping grooves, an upper blocking plate 10 is nested above the two movable frames 2.

Further, clockwise rotation between right servo motor 4's transmission shaft and preceding clean pole 5, anticlockwise rotation between left servo motor 3's transmission shaft and the clean pole 6 in back, make when the device removes when wiping printing ink, the printing ink of wiping can be scraped to the clean pole 6 in back or preceding clean pole 5 of opposite side by preceding clean pole 5 or back clean pole 6, make preceding clean pole 5 and back clean pole 6 printing ink when wiping printing ink be difficult to slide, further improvement the wiping effect of device.

Further, the other end embedding of preceding clean pole 5 sets up in left carriage 2, and the other end embedding of back clean pole 6 sets up in the carriage 2 on right side for clean pole 6 can clean printing ink simultaneously behind two preceding clean poles 5, cleans fastly, and the effect is better.

Further, driving motor 7 rotates with the guide pulley 701 through the belt to be connected, and two removal frame 2 are the horizontal direction and slide around in guide rail 101 for when the device is wiping printing ink, driving motor 7 accessible drives the guide pulley 701 and rotates and make two removal frame 2 between preceding clean pole 5 and the clean pole 6 of back slide around on the base, wipe printing ink on each face fast, it is faster to wipe speed, further improvement the work efficiency of device.

Further, draw-in groove 9 agrees with mutually with spacing magnetic path 8, and the end all closely laminates there is the antislip strip about draw-in groove 9 inner wall for when the non-woven fabrics winding clean pole 5 in the front or after clean 6 outsides of pole, with spacing magnetic path 8 promote the non-woven fabrics embedding to clean pole 5 in the front or after clean pole 6 draw-in groove 8, it is fixed that the equipment is fast to the non-woven fabrics, further improvement the flexibility of device.

Further, left servo motor 3, right servo motor 4 and driving motor 7 all are connected with external power supply through the wire for left servo motor 3, right servo motor 4 and driving motor 7 all can normally work when being connected with external power supply when left servo motor 3, right servo motor 4 and driving motor 7.

Furthermore, the upper blocking plate 10 is matched with the movable frame 2, and a blocking surface with the height consistent with that of the base 1 is arranged below the blocking plate 10, so that when the device moves to wipe ink, the upper blocking plate 10 can block the ink thrown on the front cleaning rod 5 and the rear cleaning rod 6 in all directions, and the ink is prevented from splashing.

The working principle is as follows: when the device is used, the device is installed on a base of a screen printing machine in advance and is connected with a power supply of the screen printing machine, when the device starts to work, non-woven fabrics are wound outside the front cleaning rod 5 or the rear cleaning rod 6, the limiting magnetic block 8 pushes the non-woven fabrics to be embedded into a clamping groove 9 of the cleaning rod 5 or the rear cleaning rod 6, the non-woven fabrics are rapidly assembled and fixed, the upper blocking plate 10 is embedded above the moving frame 2, when ink emerges from the lower surface of a screen frame of the screen printing machine, the power supply of the device is connected, the driving motor 7 can drive the guide wheel 701 to rotate, so that the front cleaning rod 5 and the rear cleaning rod 6 between the two moving frames 2 slide back and forth on the base, meanwhile, the right servo motor 4 drives the front cleaning rod 5 to rotate clockwise, the left servo motor 3 drives the rear cleaning rod 6 to rotate anticlockwise, when the device moves to clean the ink, the cleaned ink can be scraped 6 to the rear cleaning rod 6 or the rear cleaning rod 6 on the other side On preceding clean pole 5 for preceding clean pole 5 is difficult to the running with clean pole 6 after with printing ink when wiping printing ink, further improvement the device clean the effect, clean in-process middle and upper barrier plate 10 can block the printing ink that throws on preceding clean pole 5 and the clean pole 6 after to, prevent that printing ink from splashing, clean fastly, work efficiency is higher.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A screen wiping device of a screen printer comprises a base (1) and a movable frame (2), wherein the movable frame (2) is embedded into the base (1), and is characterized in that a guide rail (101) is arranged on the upper portion of the base (1), a limiting plate (201) is fixedly mounted on the front surface and the back surface of the movable frame (2), a left servo motor (3) is fixedly mounted on the upper portion of the left movable frame (2), a right servo motor (4) is fixedly mounted on the upper portion of the right movable frame (2), a front cleaning rod (5) is rotatably connected to the left side of the right servo motor (4), a rear cleaning rod (6) is rotatably connected to the rear end of the left servo motor (3), a driving motor (7) is fixedly mounted on the lower portion of the inner portion of the movable frame (2), and a guide wheel (701) is rotatably connected to the bottom end of the movable frame (2), preceding clean pole (5) and back clean pole (6) control both ends all the embedding be provided with spacing magnetic path (8), preceding clean pole (5) and back clean pole (6) control both ends all the opening be provided with draw-in groove (9), two the top nestification of removal frame (2) is provided with blocks sideboard (10).

2. The screen wiping device of the screen printing machine according to claim 1, wherein the transmission shaft of the right servo motor (4) and the front cleaning rod (5) rotate clockwise, and the transmission shaft of the left servo motor (3) and the rear cleaning rod (6) rotate counterclockwise.

3. The screen wiping device of the screen printing machine according to claim 1, wherein the other end of the front cleaning rod (5) is embedded in the moving frame (2) arranged on the left side, and the other end of the rear cleaning rod (6) is embedded in the moving frame (2) arranged on the right side.

4. The screen wiping device of the screen printing machine according to claim 1, wherein the driving motor (7) is rotatably connected with the guide wheel (701) through a belt, and the two moving frames (2) horizontally slide back and forth in the guide rail (101).

5. The screen wiping device of the screen printing machine according to claim 1, wherein the clamping groove (9) is matched with the limiting magnetic block (8), and anti-slip strips are tightly attached to the left end and the right end of the inner wall of the clamping groove (9).

6. The screen wiping device of the screen printing machine according to claim 1, wherein the left servo motor (3), the right servo motor (4) and the driving motor (7) are connected with an external power supply through wires.

7. The screen printing machine screen wiping device of claim 1, wherein the upper arresting plate (10) is matched with the movable frame (2), and an arresting surface with the height consistent with that of the base (1) is arranged below the arresting plate (10).