Discharging device of screen printing machine

Abstract

The utility model relates to the technical field of screen printing machines, in particular to a discharging device of a screen printing machine, which comprises a workbench, a lifting assembly, a horizontal adjusting assembly and a discharging assembly, in the discharging device of the screen printing machine, in the discharging assembly, a discharging frame is connected with the inner walls of two groups of supporting frames in a sliding mode. Preliminary positioning placement can be achieved only by pushing the discharging frame along the inner wall of the supporting frame. The stud is connected with a bearing inner ring embedded in the upper portion of the pressing plate, the pressing plate cannot rotate along with the stud when the stud rotates, a guide rod which is arranged above the pressing plate and penetrates through the supporting frame can ensure that the pressing plate can only do up-down linear motion, a groove of the discharging frame plays a fool-proof effect, and a buffering piece is matched, so that the pressing plate can be prevented from falling off. And when the pressing plate is not completely located at the bottommost position, the discharging frame is pre-positioned, it is guaranteed that the discharging frame is stably positioned, and then the pressing plate is further driven to move downwards through rotation of the bolts to fix the discharging frame.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of silk screen printing machine, concretely to a silk screen printing machine's material discharging device. BACKGROUND

[0002] The silk screen printing machine is a kind of mechanical equipment for carrying out silk screen printing process, it has wide application in packaging printing, advertisement making, electronic circuit printing, textile printing and dyeing and many other fields;

[0003] Due to the different patterns needing silk printing, the material discharging frame with silk printing net of silk screen printing machine needs to be disassembled and assembled with the body, and the traditional material discharging frame and the bearing device of the body are often fixedly connected by bolts, so that special tools are needed when disassembling and replacing, and the operation is complex, which can easily affect the processing efficiency. UTILITY MODEL CONTENT

[0004] (I) technical problem solved

[0005] In view of the deficiencies of the prior art, the utility model provides a material discharging device of silk screen printing machine.

[0006] (II) technical scheme

[0007] To achieve the above purpose, the utility model provides the following technical scheme: a material discharging device of silk screen printing machine, including workbench, lifting assembly, horizontal adjusting assembly and material discharging assembly, the workbench lower four corners are provided with supporting leg, the lifting assembly includes the support of inverted L shape and lifter, the support bottom wall is fixed on workbench, the horizontal adjusting assembly includes mounting plate, motor, screw rod, sliding block and scraper, the lifter output passes through the support top wall and is connected with the mounting plate, the mounting plate front face upper part is provided with the sliding slot, the sliding slot is provided with the screw rod and sliding block, the sliding block is connected with the screw rod screw, the motor output passes through the mounting plate and is connected with the screw rod, the sliding block front face is also provided with scraper, the mounting plate lower part is provided with the material discharging assembly that is matched with the output end of the scraper, the material discharging assembly includes the support frame of inverted U shape, material discharging frame, stud, bearing, handle, pressing plate and guide rod, the mounting plate left and right sides are provided with the support frame, the material discharging frame is slidably connected with the inner wall of two groups of support frame, the bearing is embedded in the pressing plate upper side, the stud passes through the support frame and is connected with the inner ring of bearing, the pressing plate upper side is also provided with the guide rod that passes through the support frame, the stud upper side is provided with handle.

[0008] In order to facilitate the buffer fixing of the discharging frame, the utility model improves, still be provided with buffer piece below the pressing plate, the buffer piece includes elastic piece, positioning plate, buffer pad and locating block, the elastic piece upper and lower ends are connected with the pressing plate and positioning plate respectively, the positioning plate below is provided with the locating block close to the one side of mounting panel, still be provided with buffer pad below the positioning plate, the locating block below penetrates the buffer pad, be provided with the recess groove that is adapted to the locating block on the discharging frame.

[0009] Preferably, the elastic piece is provided as several groups.

[0010] In order to facilitate the positioning block and the discharging frame clamping, the utility model improves, the lower part of the locating block protrudes from the buffer pad and is arc-shaped.

[0011] In order to guarantee the stability of mounting panel lifting, the utility model improves, the back side of mounting panel is still provided with guide block, the support is still provided with the guide frame that is adapted to the guide block, and the guide block is T-shaped.

[0012] Preferably, the inner bottom wall of the support frame is still provided with auxiliary plate away from the center side of the chute, the height of the auxiliary plate is lower than the height of the discharging frame, and the end of the auxiliary plate away from the mounting panel is still provided with inclined plane.

[0013] (Three) beneficial effects

[0014] Compared with the prior art, the utility model provides a discharging device of silk screen printing machine, has the following beneficial effects:

[0015] The discharging device of silk screen printing machine, in the discharging assembly, the discharging frame is slidably connected with the inner wall of two groups of support frames, during installation, only needs to push the discharging frame along the inner wall of support frame and can be initially positioned and placed. Then rotate the handle, the handle drives the stud to rotate, since the stud is connected with the inner ring of bearing embedded above the pressing plate, the pressing plate will not rotate when the stud rotates, and the guide rod penetrating the support frame arranged above the pressing plate can ensure that the pressing plate can only make linear motion up and down, with the rotation of the stud, the pressing plate stably descends under the limiting of the guide rod and can realize the stable fixing of the discharging frame.

[0016] The recess groove of the discharging frame plays the foolproof effect, cooperates with the buffer piece, so as to pre-position the discharging frame when the pressing plate is not completely at the lowermost position, ensure the stable positioning, and further fix the discharging frame by rotating the bolt. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the main view schematic drawing of the utility model structure;

[0018] Figure 2 It is the utility model structureFigure 1 Partial enlarged schematic view from above;

[0019] Figure 3 Partial enlarged schematic view from below;

[0020] Figure 4 Partial enlarged schematic view from below.

[0021] In the figure: 1, workbench; 2, supporting leg; 3, support; 4, lifter; 5, mounting plate; 6, motor; 7, screw rod; 8, sliding block; 9, scraper; 10, supporting frame; 11, discharging frame; 12, stud; 13, bearing; 14, handle; 15, pressing plate; 16, guide rod; 17, elastic member; 18, positioning plate; 19, buffer pad; 20, positioning block; 21, guide block; 22, guide frame; 23, auxiliary plate. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be apparently and completely described in connection with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] Please refer to Figures 1-4 A discharging device of screen printing machine, including workbench 1, lifting assembly, horizontal adjusting assembly and discharging assembly, the workbench 1 below four corners is provided with supporting leg 2, the lifting assembly includes the support 3 of inverted L shape and lifter 4, the support 3 bottom wall is fixed on workbench 1, the horizontal adjusting assembly includes mounting plate 5, motor 6, screw rod 7, sliding block 8 and scraper 9, the lifter 4 output passes through the top wall of support 3 and is connected with mounting plate 5, the mounting plate 5 front part is provided with the chute, the chute is provided with screw rod 7 and sliding block 8, the sliding block 8 is connected with screw rod 7 by screw thread, the output of motor 6 passes through mounting plate 5 and is connected with screw rod 7, the sliding block 8 front face is also provided with scraper 9, the mounting plate 5 lower part is provided with the discharging assembly that is adapted to the output end of scraper 9, the discharging assembly includes the supporting frame 10 of inverted U shape, discharging frame 11, stud 12, bearing 13, handle 14, pressing plate 15 and guide rod 16, the mounting plate 5 left and right sides are symmetrically provided with supporting frame 10, the discharging frame 11 is slidably connected with the inner wall of two groups of supporting frame 10, the bearing 13 is embedded above pressing plate 15, the stud 12 passes through supporting frame 10 and is connected with the inner ring of bearing 13, the guide rod 16 that passes through supporting frame 10 is also provided above pressing plate 15, the handle 14 is provided above stud 12.

[0024] Place the workbench 1 in a suitable work site, make sure that the four legs 2 under it are stably grounded to provide a stable support foundation for the entire material placing device, install the support frame 3 in the shape of inverted L on the workbench 1, make the bottom wall of the support frame 3 firmly fixed with the workbench 1, and prepare for the installation of the subsequent lifting assembly; initially, the pressing plate 15 is in the higher part, after the material placing frame 11 is pushed into the support frame 10, the fixing operation is started. Turn the handle 14, the handle 14 drives the screw post 12 to rotate, since the screw post 12 is connected with the inner ring of the bearing 13 embedded above the pressing plate 15, according to the working principle of the bearing 13, the screw post 12 is rotated by the handle 14, and the pressing plate 15 will not rotate with it, but only have a moving trend in the vertical direction. At the same time, the guide rod 16 passing through the support frame 10 arranged above the pressing plate 15 limits the movement direction of the pressing plate 15, so that it can only move linearly up and down along the vertical direction, and the pressing plate 15 can stably fix the material placing frame 11 inserted into the support frame 10.

[0025] Place the paint on the material placing frame 11, place the printed matter on the workbench 1, adjust the height of the installation plate 5 through the lifter 4, and then adjust the height of the material placing frame 11, rotate the screw rod 7 driven by the motor 6, rotate the sliding block 8 in the sliding groove, and the output end of the squeegee 9 performs ink scraping treatment on the paint in the material placing frame 11, and the printing is completed.

[0026] In the embodiment, a buffer is further arranged below the pressing plate 15, the buffer comprises an elastic element 17, a positioning plate 18, a buffer pad 19 and a positioning block 20, the upper and lower ends of the elastic element 17 are connected with the pressing plate 15 and the positioning plate 18 respectively, the positioning block 20 is arranged on the side close to the installation plate 5 below the positioning plate 18, the buffer pad 19 is further arranged below the positioning plate 18, the positioning block 20 passes through the buffer pad 19 below, the material placing frame 11 is provided with a groove matched with the positioning block 20, with the rotation of the screw post 12, the pressing plate 15 starts to stably descend under the limitation of the guide rod 16, at this time, the positioning block 20 of the buffer below the pressing plate 15 starts to play a role. The lower part of the positioning block 20 protruding from the buffer pad 19 is in the shape of arc, in the descending process of the pressing plate 15, the arc-shaped positioning block 20 is more easily contacted and aligned with the groove on the material placing frame 11, and plays a guiding and preliminary positioning role, even if the pressing plate 15 is not completely descended to the lowermost part, the material placing frame 11 can also be pre-positioned through the cooperation of the positioning block 20 and the groove, preventing the material placing frame 11 from moving randomly in the horizontal direction, ensuring that it has a relatively stable position in the support frame 10, and playing a certain foolproof effect, avoiding the installation position error of the material placing frame 11, and the elastic element 17 is arranged in several groups to ensure the stable support of the positioning plate 18.

[0027] In the embodiment, the lower part of the positioning block 20 protrudes from the buffer pad 19 in an arc shape to facilitate the insertion and removal of the material placing frame 11.

[0028] In actual use, the back side of the mounting plate 5 is further provided with a guide block 21, and the bracket 3 is further provided with a guide frame 22 matched with the guide block 21, the guide block 21 is T-shaped, and the guide block 21 is matched with the guide frame 22 to ensure the stability of the lifting of the mounting plate 5.

[0029] In actual use, the inner bottom wall of the supporting frame 10 is further provided with an auxiliary plate 23 away from the center of the chute, the height of the auxiliary plate 23 is lower than the height of the material placing frame 11, and the end of the auxiliary plate 23 away from the mounting plate 5 is further provided with an inclined surface to facilitate the stable insertion of the material placing frame 11 into the supporting frame 10.

[0030] In this document, the term "embodiment" refers to a specific implementation of a particular feature, structure, or characteristic. The appearance of the term "embodiment" in various places in the specification is not necessarily intended to refer to the same embodiment, nor is it intended to require a particular feature, structure, or characteristic to be present in every embodiment. In principle, any feature, structure, or characteristic described in one embodiment can be combined with any other feature, structure, or characteristic described in another embodiment, as long as there is no technical contradiction or conflict.

[0031] Unless otherwise defined, technical terms used in this document have the same meaning as commonly understood by one of ordinary skill in the art to which this document belongs; the use of related terms in this document is merely to describe specific embodiments and is not intended to limit the present application.

[0032] Although the embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the present application.

Claims

1. A feeding device for a screen printing machine, comprising a worktable (1), a lifting assembly, a horizontal adjustment assembly, and a feeding assembly, characterized in that: The workbench (1) is provided with four support legs (2) at its four corners. The lifting assembly includes an inverted L-shaped bracket (3) and a lifter (4). The bottom wall of the bracket (3) is fixed on the workbench (1). The horizontal adjustment assembly includes a mounting plate (5), a motor (6), a screw (7), a slider (8), and a scraper (9). The output end of the lifter (4) passes through the top wall of the bracket (3) and is connected to the mounting plate (5). The upper part of the front side of the mounting plate (5) is provided with a groove. The screw (7) and the slider (8) are provided in the groove. The slider (8) is threadedly connected to the screw (7). The output end of the motor (6) passes through the mounting plate (5) and is connected to the screw (7). The front side of the slider (8) is also provided with a scraper (9). The lower part of the mounting plate (5) is provided with a feeding assembly adapted to the output end of the scraper (9). The feeding assembly includes a C-shaped support frame (10), a feeding frame (11), a stud (12), a bearing (13), a handle (14), a pressure plate (15), and a guide rod (16). The support frames (10) are symmetrically arranged on the left and right sides of the mounting plate (5). The feeding frame (11) is slidably connected to the inner walls of the two sets of support frames (10). The bearing (13) is embedded above the pressure plate (15). The stud (12) passes through the support frame (10) and is connected to the inner ring of the bearing (13). A guide rod (16) that passes through the support frame (10) is also provided above the pressure plate (15). A handle (14) is provided above the stud (12).

2. The feeding device for a screen printing machine according to claim 1, characterized in that: A buffer is provided below the pressure plate (15). The buffer includes an elastic element (17), a positioning plate (18), a buffer pad (19), and a positioning block (20). The upper and lower ends of the elastic element (17) are connected to the pressure plate (15) and the positioning plate (18) respectively. The positioning block (20) is provided below the positioning plate (18) on the side close to the mounting plate (5). A buffer pad (19) is also provided below the positioning plate (18). The buffer pad (19) is penetrated below the positioning block (20). A groove that matches the positioning block (20) is provided on the feeding frame (11).

3. The feeding device for a screen printing machine according to claim 2, characterized in that: The elastic element (17) is configured in several groups.

4. The feeding device for a screen printing machine according to claim 3, characterized in that: The lower part of the positioning block (20) protrudes from the buffer pad (19) in an arc shape.

5. The feeding device for a screen printing machine according to claim 4, characterized in that: The mounting plate (5) is also provided with a guide block (21) on the back side, and the bracket (3) is also provided with a guide frame (22) that is compatible with the guide block (21). The guide block (21) is T-shaped.

6. The feeding device of a screen printing machine according to claim 5, characterized in that: An auxiliary plate (23) is provided on the inner bottom wall of the support frame (10) away from the center of the chute. The height of the auxiliary plate (23) is lower than the height of the feeding frame (11). An inclined surface is provided on the end of the auxiliary plate (23) away from the mounting plate (5).

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