Screen printing screen frame with two adjustable sides

Abstract

The utility model relates to the field of silk-screen screen frames, and discloses a double-side adjustable silk-screen screen frame which comprises a silk-screen screen frame body provided with a tension adjusting mechanism. The tensioning adjusting mechanism comprises a silk screen, a tensioning plate, a movable plate, a threaded cylinder, a regulating and controlling shaft and a dismounting and replacing assembly, the side face of the tensioning plate is fixedly connected with the silk screen, the threaded cylinder is fixedly sleeved with the movable plate, the regulating and controlling shaft is rotationally installed on the silk screen frame, a regulating and controlling thread is arranged on the regulating and controlling shaft, and the dismounting and replacing assembly is arranged on the regulating and controlling shaft. The regulation and control thread is in threaded connection with the threaded cylinder; the dismounting and replacing assembly comprises a balancing weight, a T-shaped block, a positioning block, a connecting block and a rotating shaft, a plurality of T-shaped grooves are formed in the side face of the moving plate, the T-shaped block is vertically installed in the T-shaped groove in a sliding mode, and the positioning block is fixedly installed on the inner wall of the top of the T-shaped groove. The silk screen tensioning device has the following advantages and effects that the silk screen tensioning force can be conveniently regulated and controlled, and the silk screen can be conveniently replaced in the later period.

Description

Technical Field

[0001] The utility model relates to the technical field of silk screen printing screen frames, in particular to a double-sided adjustable silk screen printing screen frame. Background Art

[0002] The screen for screen printing consists of a screen frame and a screen stretched on the screen frame with a certain tension and fixed to the screen frame by gluing. During use, the scraping side above the screen is located in the screen frame, and the scraper is used to scrape and squeeze the scraping side of the screen, so that the ink on the scraping side passes through the printed pattern on the screen and adheres to the substrate.

[0003] In the prior art, due to the scraping and squeezing of the screen by the scraper during the printing process, the screen will produce a certain elastic deformation. After a period of use, the screen will also produce a certain plastic deformation. However, since the screen and the screen frame are mostly fixed by adhesive, it is not convenient to restore the tension of the screen with a conventional structure. In addition, it is not convenient to replace the screen when it is damaged. Therefore, it is necessary to design a bilaterally adjustable screen printing screen frame to solve the above problems.

[0004] The information disclosed in this background technology section is only intended to increase the understanding of the overall background of the present invention, and should not be regarded as acknowledging or suggesting in any form that the information constitutes the prior art already known to a person skilled in the art. Utility Model Content

[0005] The utility model aims to provide a bilaterally adjustable silk-screen screen frame to solve the above problems.

[0006] The above technical purpose of the utility model is achieved through the following technical solutions: a bilaterally adjustable screen printing frame, comprising:

[0007] A screen printing frame, wherein a tensioning adjustment mechanism is provided on the screen printing frame;

[0008] The tensioning adjustment mechanism includes a screen, a tensioning plate, a movable plate, a threaded barrel, a regulating shaft and a disassembly and replacement assembly. The side of the tensioning plate is fixedly connected to the screen, the movable plate is fixedly sleeved on the outside of the threaded barrel, the regulating shaft is rotatably mounted on the screen printing frame, and the regulating shaft is provided with a regulating thread, which is threadedly connected to the threaded barrel;

[0009] The disassembly and replacement assembly includes a counterweight block, a T-block, a positioning block, a connecting block and a rotating shaft. A plurality of T-slots are provided on the side of the movable plate. The T-block is vertically slidably installed in the T-slot. The positioning block is fixedly installed on the top inner wall of the T-slot. A positioning groove is provided on the top of the counterweight block. The positioning block is clamped in the positioning groove. The side of the connecting block is fixedly connected to the T-block. The rotating shaft is rotatably installed on the movable plate. A connecting thread is provided on the rotating shaft. A connecting screw groove is provided on the top of the connecting block. The connecting thread is threadedly connected to the connecting screw groove.

[0010] The utility model is further configured as follows: square grooves are provided on both side walls of the screen printing frame, the movable plate is slidably installed in the square grooves, the tensioning plate contacts the inner wall of the square grooves, and the side surface of the tensioning plate contacts the movable plate.

[0011] The utility model is further configured as follows: a plurality of rectangular grooves are provided on the side of the tensioning plate, guide rods are fixedly arranged in the rectangular grooves, and the counterweight blocks are vertically slidably sleeved on the outer sides of the guide rods.

[0012] By adopting the above technical solution, the counterweight block can be easily moved vertically.

[0013] The utility model is further configured as follows: the top of the T-shaped block abuts against the counterweight block.

[0014] The utility model is further configured as follows: two through holes are arranged on the top of the screen printing frame, and a control rod is fixedly arranged on the top of the rotating shaft.

[0015] By adopting the above technical solution, the rotating shaft is controlled by the control lever.

[0016] The utility model is further configured as follows: the top end of the control rod passes through a through hole.

[0017] By adopting the above technical solution, it is convenient to control the control rod.

[0018] The utility model is further configured as follows: a bearing 1 is fixedly arranged on the screen printing frame, and the regulating shaft is fixedly installed on the bearing 1.

[0019] The utility model is further configured as follows: a second bearing is fixedly arranged on the movable plate, and the rotating shaft is fixedly mounted on the second bearing.

[0020] The beneficial effects of the utility model are:

[0021] 1. The utility model has a tension adjustment mechanism, and the tension of the screen can be adjusted by rotating the adjustment shaft, which is convenient for adjustment.

[0022] 2. The utility model is provided with a tensioning adjustment mechanism, and the positioning block can be moved out of the positioning groove by rotating the rotating shaft, thereby releasing the limit between the movable plate and the tensioning plate. Then, the regulating shaft is rotated to push the tensioning plate out of the square groove through the movable plate, and then the wire mesh is removed for replacement, which is convenient for replacing the wire mesh and is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0024] Figure 1 and Figure 2 The utility model is a three-dimensional structural schematic diagram of a bilaterally adjustable silk-screen screen frame.

[0025] Figure 3 The utility model provides a schematic cross-sectional structure diagram of a bilaterally adjustable silk-screen screen frame.

[0026] Figure 4 yes Figure 3 Schematic diagram of the structure of part A in .

[0027] Figure 5 yes Figure 3 Schematic diagram of the structure of part B.

[0028] In the figure, 1, silk screen frame; 2, silk screen; 3, square groove; 4, tensioning plate; 5, moving plate; 6, threaded cylinder; 7, regulating shaft; 8, rectangular groove; 9, counterweight block; 10, T-slot; 11, T-block; 12, positioning block; 13, connecting block; 14, rotating shaft; 15, control lever; 16, through hole. DETAILED DESCRIPTION

[0029] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0030] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 The utility model provides a bilaterally adjustable screen printing frame, comprising:

[0032] The screen printing frame 1 is provided with a tension adjustment mechanism. It should be noted that the screen 2 can be tensioned and adjusted on both sides to achieve a bilaterally adjustable function.

[0033] The tensioning adjustment mechanism includes a screen 2, a tensioning plate 4, a movable plate 5, a threaded barrel 6, an adjusting shaft 7 and a disassembly and replacement assembly. The side of the tensioning plate 4 is fixedly connected to the screen 2, the movable plate 5 is fixedly sleeved on the outer side of the threaded barrel 6, the adjusting shaft 7 is rotatably mounted on the screen printing frame 1, and the adjusting shaft 7 is provided with an adjusting thread, which is threadedly connected to the threaded barrel 6;

[0034] By means of the above-mentioned tension adjustment mechanism, the regulating shaft 7 is rotated, and the movable plate 5 can be moved by adjusting the cooperation between the thread and the threaded cylinder 6, and the movable plate 5 drives the tensioning plate 4 to move, and the tensioning plate 4 can adjust the tensioning force of the screen 2, which is convenient for adjusting the tensioning force;

[0035] The disassembly and replacement components include a counterweight block 9, a T-block 11, a positioning block 12, a connecting block 13 and a rotating shaft 14. A plurality of T-slots 10 are provided on the side of the movable plate 5. The T-block 11 is vertically slidably installed in the T-slot 10. The positioning block 12 is fixedly installed on the top inner wall of the T-slot 10. A positioning groove is provided on the top of the counterweight block 9. The positioning block 12 is clamped in the positioning groove. The side of the connecting block 13 is fixedly connected to the T-block 11. The rotating shaft 14 is rotatably installed on the movable plate 5. A connecting thread is provided on the rotating shaft 14. A connecting screw groove is provided on the top of the connecting block 13. The connecting thread is threadedly connected to the connecting screw groove.

[0036] Through the above-mentioned disassembly and assembly replacement components, when the wire mesh 2 needs to be replaced, the control lever 15 can be rotated to allow the connecting block 13 to drive the T-block 11 to move. At this time, the counterweight block 9 moves downward due to gravity, and then the positioning block 12 can be moved out of the positioning groove. Then the regulating shaft 7 is rotated to move the movable plate 5 to push the tensioning plate 4 out of the square groove 3, and then the wire mesh 2 is removed for replacement.

[0037] Specifically, square grooves 3 are opened on both side walls of the silk-screen frame 1, and the movable plate 5 is slidably installed in the square groove 3. The tensioning plate 4 is in contact with the inner wall of the square groove 3, and the side of the tensioning plate 4 is in contact with the movable plate 5. A plurality of rectangular grooves 8 are opened on the side of the tensioning plate 4, and a guide rod is fixedly arranged in the rectangular groove 8. The counterweight block 9 is vertically slidably sleeved on the outer side of the guide rod. It should be noted that this facilitates the vertical movement of the counterweight block 9.

[0038] Specifically, the top of the T-block 11 abuts against the counterweight 9 . It should be noted that the counterweight 9 may be position-limited.

[0039] Specifically, two through holes 16 are formed on the top of the screen printing frame 1 , and a control rod 15 is fixedly provided on the top of the rotating shaft 14 . The top of the control rod 15 passes through the through hole 16 . It should be noted that the rotating shaft 14 can be controlled conveniently by the control rod 15 .

[0040] Specifically, a bearing 1 is fixedly provided on the screen printing frame 1, the regulating shaft 7 is fixedly installed on the bearing 1, a bearing 2 is fixedly provided on the movable plate 5, and the rotating shaft 14 is fixedly installed on the bearing 2. It should be noted that this facilitates the rotation of the regulating shaft 7 and the rotating shaft 14.

[0041] Working principle:

[0042] S1: Rotate the regulating shaft 7, and through the cooperation between the regulating thread and the threaded barrel 6, the movable plate 5 can be moved, and the movable plate 5 drives the tensioning plate 4 to move. The tensioning plate 4 can regulate the tensioning force of the screen 2, which is convenient for regulating the tensioning force;

[0043] S2: When the wire mesh 2 needs to be replaced, the control lever 15 can be rotated to rotate the rotating shaft 14. Through the cooperation of the connecting thread and the connecting screw groove, the connecting block 13 can drive the T-block 11 to move. At this time, the counterweight block 9 moves downward due to gravity, so that the positioning block 12 can be moved out of the positioning groove. Then the regulating shaft 7 is rotated to move the movable plate 5 to push the tensioning plate 4 out of the square groove 3, and then the wire mesh 2 is removed for replacement. The operation is relatively convenient.

[0044] The above is a detailed introduction to a bilaterally adjustable silk-screen screen frame provided by the utility model. This article uses specific embodiments to illustrate the principle and implementation method of the utility model. The description of the above embodiments is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A bilaterally adjustable screen printing screen frame, characterized in that: include: A silk screen frame (1), wherein the silk screen frame (1) is provided with a tensioning adjustment mechanism; The tensioning adjustment mechanism comprises a screen (2), a tensioning plate (4), a movable plate (5), a threaded barrel (6), an adjusting shaft (7) and a disassembly and replacement assembly, wherein the side of the tensioning plate (4) is fixedly connected to the screen (2), the movable plate (5) is fixedly sleeved on the outer side of the threaded barrel (6), the adjusting shaft (7) is rotatably mounted on the screen printing frame (1), and the adjusting shaft (7) is provided with an adjusting thread, which is threadably connected to the threaded barrel (6); The disassembly and replacement assembly comprises a counterweight block (9), a T-block (11), a positioning block (12), a connecting block (13) and a rotating shaft (14); a plurality of T-slots (10) are provided on the side of the movable plate (5); the T-block (11) is vertically slidably installed in the T-slot (10); the positioning block (12) is fixedly installed on the top inner wall of the T-slot (10); a positioning groove is provided on the top of the counterweight block (9); the positioning block (12) is clamped with the positioning groove; the side of the connecting block (13) is fixedly connected with the T-block (11); the rotating shaft (14) is rotatably installed on the movable plate (5); a connecting thread is provided on the rotating shaft (14); a connecting screw groove is provided on the top of the connecting block (13); the connecting thread is threadedly connected with the connecting screw groove.

2. The bilaterally adjustable screen printing frame according to claim 1, characterized in that: The two side walls of the screen printing frame (1) are both provided with square grooves (3), the movable plate (5) is slidably installed in the square grooves (3), the tensioning plate (4) is in contact with the inner wall of the square grooves (3), and the side surface of the tensioning plate (4) is in contact with the movable plate (5).

3. The bilaterally adjustable screen printing frame according to claim 1, characterized in that: The tensioning plate (4) is provided with a plurality of rectangular grooves (8) on its side, a guide rod is fixedly arranged in the rectangular groove (8), and a counterweight block (9) is vertically slidably sleeved on the outer side of the guide rod.

4. The bilaterally adjustable screen printing frame according to claim 1, characterized in that: The top of the T-shaped block (11) abuts against the counterweight block (9).

5. The bilaterally adjustable screen printing frame according to claim 1, characterized in that: The top of the screen printing frame (1) is provided with two through holes (16), and the top of the rotating shaft (14) is fixedly provided with a control rod (15).

6. The bilaterally adjustable screen printing frame according to claim 5, characterized in that: The top end of the control rod (15) passes through a through hole (16).

7. The bilaterally adjustable screen printing frame according to claim 1, characterized in that: A first bearing is fixedly arranged on the screen printing frame (1), and the regulating shaft (7) is fixedly mounted on the first bearing.

8. The bilaterally adjustable screen printing frame according to claim 1, characterized in that: A second bearing is fixedly arranged on the movable plate (5), and the rotating shaft (14) is fixedly mounted on the second bearing.

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