Pneumatic jacking device for screen printing machine

Abstract

The utility model relates to the technical field of screen printing machines, and discloses a pneumatic jacking device for a screen printing machine, which comprises a workbench, a working groove is formed in the workbench, sliding grooves are symmetrically formed in the left and right side walls of the working groove, rotating shafts are slidably arranged in the sliding grooves, and carrying tables are rotatably connected to the outer sides of the two rotating shafts. The close ends of the two carrying tables are rotationally connected through a connecting shaft, a shaft sleeve is rotationally arranged on the outer side of the middle of the connecting shaft, and an electric push rod is fixedly connected to the bottom of the shaft sleeve. The working groove is formed in the workbench, and the electric push rod, the sliding groove, the rotating shaft, the carrying tables, the connecting rod and the shaft sleeve are arranged in a matched mode, so that the electric push rod can push the close ends of the two carrying tables to move upwards by starting the electric push rod, one end of the circuit board is tilted, and a worker can take the printed circuit board conveniently; otherwise, the electric push rod is started to contract, and the two carrying tables can be reset.

Description

Technical Field

[0001] This application relates to the technical field of screen printers, and in particular to a pneumatic lifting device for a screen printer. Background Art

[0002] The full name of a screen printer is a screen printing machine. A screen printing machine is a machine that uses a screen printing plate for printing and belongs to a type of printing machine. A screen printing machine is a machine for printing text and images and is a general term for machines or equipment used to produce printed products.

[0003] For example, the Chinese utility model patent with the publication number CN218197432U discloses a pneumatic lifting device for a screen printer. In this pneumatic lifting device for a screen printer, through the settings of a bidirectional threaded rod, sliding seats, vertical rods, and fixed seats, when it is necessary to pick up the material after the circuit board printing is completed, starting the motor drives the bidirectional threaded rod to rotate forward. After the bidirectional threaded rod rotates, the two sliding seats are simultaneously subjected to a force to move. When the two sliding seats approach each other, the two vertical rods tilt in the vertical direction, thereby driving the fixed seat to move upward, and the side of the carrier table is pushed out by the sliding of the fixed seat in the limiting plate. After the carrier table is flipped by a certain angle through a rotating shaft, it is convenient for workers to take down the circuit board, which has the effect of convenient material picking. After picking up the material, start the motor to rotate in the reverse direction again, and the two sliding seats move outward simultaneously to reset;

[0004] Regarding the above related technology, the inventor believes that when the pneumatic lifting device for a screen printer in the related technology is in use, it is not convenient to pick up the materials after printing is completed, thereby reducing the practicability of the device.

[0005] The above information disclosed in this background art is only used to increase the understanding of the background art of this application. Therefore, it may include prior art that is not known to those of ordinary skill in the art. Summary of the Utility Model

[0006] In order to solve the problem that when the pneumatic lifting device for a screen printer in the related technology is in use, it is not convenient to pick up the materials after printing is completed, thereby reducing the practicability of the device, this application provides a pneumatic lifting device for a screen printer.

[0007] The pneumatic lifting device for a screen printer provided by this application adopts the following technical solutions:

[0008] An air jacking device for a screen printing machine, comprising a workbench, a work groove is opened on the workbench, sliding grooves are symmetrically opened on the left and right side walls of the work groove, a rotating shaft is slidably arranged inside the sliding groove, and a carrier table is rotatably connected to the outer sides of the two rotating shafts. The near ends of the two carrier tables are rotatably connected through a connecting shaft, and a bushing is rotatably arranged on the outer side of the middle of the connecting shaft. The bottom of the bushing is fixedly connected with an electric push rod, and the electric push rod is fixedly installed inside the work groove. A moving lighting assembly is slidably installed on the top of the workbench.

[0009] Preferably, stoppers are fixedly installed on the upper surfaces of the far ends of the two carrier tables.

[0010] Preferably, the moving lighting assembly includes a moving groove opened on the top of the workbench. A threaded rod is rotatably arranged inside the moving groove. A moving block is threadedly connected to the outer side of the threaded rod. An installation plate is arranged on the top of the moving block, and a lighting lamp is fixedly installed on the side wall of the installation plate.

[0011] Preferably, the installation plate is detachably connected to the moving block.

[0012] Preferably, the end of the threaded rod penetrates through the side wall of the workbench and is fixedly connected with a turntable. A plurality of anti-slip grooves are opened in the circumferential direction of the turntable.

[0013] In summary, the present application includes the following beneficial technical effects:

[0014] 1. In the present application, by opening a work groove in the workbench and cooperating with the electric push rod, sliding groove, rotating shaft, carrier table, connecting rod and bushing, it is possible to start the electric push rod, and the electric push rod can push the near ends of the two carrier tables to move upward, so that one end of the circuit board is lifted, facilitating workers to take the printed circuit board; conversely, starting the electric push rod to contract can reset the two carrier tables.

[0015] 2. In the present application, by opening a moving groove on the workbench and cooperating with the threaded rod, moving block, installation plate and lighting lamp, it is possible to rotate the threaded rod, and the threaded rod can push the moving block to move. The moving block can push the installation plate and the lighting lamp to move, so as to realize the adjustment of the lighting position of the lighting lamp. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a schematic diagram of the overall structure of the application embodiment;

[0017] Figure 2 is a schematic diagram of the structure of the workbench of the application embodiment;

[0018] Figure 3 is a schematic diagram of the structure of the carrier table of the application embodiment.

[0019] Description of the reference numerals: 1. Workbench; 11. Working groove; 12. Slide groove; 13. Rotating shaft; 14. Electric push rod; 15. Sleeve; 2. Carrier table; 21. Connecting shaft; 22. Stopper; 3. Moving lighting assembly; 31. Moving groove; 32. Threaded rod; 33. Moving block; 34. Mounting plate; 35. Lighting lamp; 36. Turntable. Specific embodiments

[0020] The following further describes the present application in detail with reference to the Figures 1-3 accompanying drawings.

[0021] An embodiment of the present application discloses a pneumatic lifting device for a screen printing machine. Referring to Figures 1-3 , it includes a workbench 1. A working groove 11 is provided on the workbench 1. Slide grooves 12 are symmetrically provided on the left and right side walls of the working groove 11. A rotating shaft 13 is slidably arranged inside the slide grooves 12. Carrier tables 2 are rotatably connected to the outer sides of the two rotating shafts 13. The proximal ends of the two carrier tables 2 are rotatably connected through a connecting shaft 21. A sleeve 15 is rotatably arranged on the outer side of the middle part of the connecting shaft 21. An electric push rod 14 is fixedly connected to the bottom of the sleeve 15. The electric push rod 14 is fixedly installed inside the working groove 11. A moving lighting assembly 3 is slidably installed on the top of the workbench 1.

[0022] Here, the circuit board to be printed is placed on the carrier table 2 for printing. After the circuit board is printed, the electric push rod 14 can be started. The electric push rod 14 pushes the sleeve 15 to drive the connecting shaft 21 to move upward. The connecting shaft 21 can drive the proximal ends of the two carrier tables 2 to move upward. The carrier table 2 can push one end of the circuit board to tilt, so that it is convenient for workers to remove the circuit board. Then, when the electric push rod 14 contracts, the electric push rod 14 drives the connecting shaft 21 to move downward through the sleeve 15, so that the two carrier tables 2 can be reset.

[0023] Referring to Figure 3 , stoppers 22 are fixedly installed on the upper surfaces of the distal ends of the two carrier tables 2.

[0024] By providing the stoppers 22 here, the printed circuit board can be blocked to prevent the circuit board from slipping.

[0025] Referring to Figure 2 , the moving lighting assembly 3 includes a moving groove 31 provided on the top of the workbench 1. A threaded rod 32 is rotatably arranged inside the moving groove 31. A moving block 33 is threadedly connected to the outer side of the threaded rod 32. A mounting plate 34 is arranged on the top of the moving block 33. A lighting lamp 35 is fixedly installed on the side wall of the mounting plate 34.

[0026] Here, by rotating the threaded rod 32, the threaded rod 32 can push the moving block 33 to move, and the moving block 33 can drive the mounting plate 34 and the lighting lamp 35 to move, thereby improving the lighting effect on the specified position.

[0027] Referring to Figure 2 , the mounting plate 34 is detachably connected to the moving block 33.

[0028] Here, by detachably connecting the mounting plate 34 to the moving block 33, the mounting plate 34 can be replaced.

[0029] Referring to Figure 2 , the end of the threaded rod 32 penetrates through the side wall of the workbench 1 and is fixedly connected with a turntable 36. A plurality of anti-slip grooves 12 are formed in the circumferential direction of the turntable 36.

[0030] Here, by providing the turntable 36 and arranging the anti-slip grooves 12 on the turntable 36, it is convenient to drive the threaded rod 32 to rotate.

[0031] The implementation principle of an air jacking device for a screen printing machine in an embodiment of the present application is as follows: When in use, place the device at the specified position, and then place the circuit board to be printed on the two carriers 2 for printing. After the circuit board is printed, the electric push rod 14 can be started. The electric push rod 14 pushes the sleeve 15 to drive the connecting shaft 21 to move upward. The connecting shaft 21 can drive the proximal ends of the two carriers 2 to move upward, and the carrier 2 can push one end of the circuit board to tilt up, so that it is convenient for workers to remove the circuit board; then, when the electric push rod 14 contracts, the electric push rod 14 drives the connecting shaft 21 to move downward through the sleeve 15, so that the two carriers 2 can be reset; secondly, the device can rotate the turntable 36, the turntable 36 can drive the threaded rod 32 to rotate, the threaded rod 32 can push the moving block 33 to move, and the moving block 33 can drive the mounting plate 34 and the lighting lamp 35 to move, thereby improving the lighting effect on the circuit board.

[0032] Finally, several points should be noted: First, in the description of the present application, it should be noted that unless otherwise specified and limited, the terms "installation", "connection", and "connection" should be understood in a broad sense, which can be mechanical connection or electrical connection, and can also be the connection inside two components. It can be directly connected. "Up", "down", "left", "right", etc. are only used to represent the relative position relationship. When the absolute position of the object being described changes, the relative position relationship may change;

[0033] Secondly: In the attached drawings of the disclosed embodiments of the present utility model, only the structures related to the disclosed embodiments of the present disclosure are involved. Other structures can refer to the general design. Without conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0034] Finally, the above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

[0035] The above are all the preferred embodiments of this application, and do not limit the protection scope of this application accordingly. Therefore, any equivalent changes made according to the structure, shape, and principle of this application shall be covered within the protection scope of this application.

Claims

1. An air jacking device for a screen printing machine, comprising a workbench (1), characterized in that: A workbench (1) is provided with a work groove (11). Sliding grooves (12) are symmetrically formed on the left and right side walls of the work groove (11). A rotating shaft (13) is slidably arranged inside the sliding grooves (12). Carriers (2) are rotatably connected to the outer sides of the two rotating shafts (13). The near ends of the two carriers (2) are rotatably connected through a connecting shaft (21). A sleeve (15) is rotatably arranged on the outer side of the middle part of the connecting shaft (21). The bottom of the sleeve (15) is fixedly connected to an electric push rod (14). The electric push rod (14) is fixedly installed inside the work groove (11). A movable lighting assembly (3) is slidably installed on the top of the workbench (1).

2. The air jacking device for a screen printing machine according to claim 1, wherein: Blocks (22) are fixedly installed on the upper surfaces of the far ends of the two carriers (2).

3. The air jacking device for a screen printing machine according to claim 1, wherein: The movable lighting assembly (3) includes a movable groove (31) formed on the top of the workbench (1). A threaded rod (32) is rotatably arranged inside the movable groove (31). A movable block (33) is threadedly connected to the outer side of the threaded rod (32). An installation plate (34) is arranged on the top of the movable block (33). A lighting lamp (35) is fixedly installed on the side wall of the installation plate (34).

4. A pneumatic lifting device for a screen printing machine according to claim 3, characterized in that: The installation plate (34) is detachably connected to the movable block (33).

5. The air jacking device for a screen printing machine according to claim 3, characterized in that: The end of the threaded rod (32) penetrates through the side wall of the workbench (1) and is fixedly connected to a turntable (36). A plurality of anti-slip grooves (12) are formed in the circumferential direction of the turntable (36).

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