Screen frame limiting cylinder locking device

Abstract

The utility model discloses a screen frame limiting air cylinder locking device which comprises a limiting block, a switch support, a first air cylinder, limiting baffles, a third air cylinder, a second sliding block, a limiting switch, a limiting air cylinder check block and an air cylinder rod. The limiting baffles are symmetrically fixed to one side of an inner frame and attached to the limiting block, and the limiting block is fixedly connected with a fixing block; the fixing blocks are fixedly connected to the outer frame, limiting air cylinder bottom plates are symmetrically arranged on the side, away from the fixing blocks, of the top of the outer frame, and the limiting air cylinder bottom plates are fixedly connected with first air cylinders. After the limiting switch makes contact with the switch support, the third air cylinder stretches out to press down and limit the inner frame, meanwhile, the air cylinder rod rotates to lock the limiting air cylinder check block, the inner frame and the outer frame are tightly attached to lock the inner frame, the operation process is simple, poor printing caused by printing deviation in the printing process is avoided, and therefore the percent of pass of printed products is guaranteed.

Description

Technical Field

[0001] The utility model relates to screen frame printing technology, in particular to a locking device for a screen frame limiting cylinder. Background Art

[0002] The screen frame limiting device is a mechanical structure for fixing the screen frame. Generally, the screen frame is fixed by limiting blocks, profiles and baffles. The limiting device can control the movement of components within a fixed range according to the actual range of movement. The existing screen frame limiting device can meet basic production needs, but the operation is complicated. After the inner frame is pushed and pulled, it often causes the screen frame to be offset during printing due to failure to be in place, resulting in poor printing and affecting the qualified rate of printed products. Therefore, it is necessary to design a screen frame limiting cylinder locking device to avoid the screen frame being out of place or displaced during the production process, so as to improve the qualified rate of printed products. Utility Model Content

[0003] The utility model aims to provide a screen frame limiting cylinder locking device to solve the problem that the existing screen frame limiting device is complicated to operate, and the inner frame is often not in place after being pushed and pulled, resulting in poor printing during the screen frame printing process, thereby affecting the qualified rate of printed products.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions: a mesh frame limit cylinder locking device, including a fixed profile, a limit block, a first slider, a first cylinder, a switch bracket, a second cylinder, a limit baffle, a third cylinder, a fixed plate, a second slider, a limit switch, a limit cylinder bottom plate, a limit cylinder block, a cylinder rod, a fixed block, an inner frame, an outer frame, a limit bracket, a fixing screw, a first slide rail and a second slide rail, wherein the limit baffle is symmetrically fixed on one side of the inner frame, the limit baffle is attached to the limit block, and the limit The block is fixedly connected with a fixed block, the fixed block is fixedly connected to the outer frame, a limit cylinder base plate is symmetrically arranged on one side of the top of the outer frame away from the fixed block, the limit cylinder base plate is fixedly connected with a first cylinder, the output end of the first cylinder is fixedly connected with a cylinder rod, the cylinder rod is fitted on one side of the limit cylinder block, the limit cylinder block is fixed to the top of the inner frame, a limit bracket is symmetrically fixed on the top of the outer frame, a limit switch is fixed on the top of the limit bracket, one side of the limit switch is cooperated with a switch bracket, and the switch bracket is fixedly connected to the top of the inner frame.

[0005] Preferably, the inner wall of the inner frame is evenly provided with second slide rails.

[0006] Preferably, a third cylinder is evenly and fixedly connected to the top of the outer frame.

[0007] Preferably, a second sliding block is slidably connected to the second sliding rail.

[0008] Preferably, the second sliding block is fixed on a fixing plate.

[0009] Preferably, a fixing profile is arranged between the fixing plates, and a second cylinder and fixing screws are evenly arranged on the top of the fixing profile.

[0010] Preferably, a first slide rail is symmetrically fixed inside the outer frame, the first slide rail is slidably connected to a first slider, and the first slider is fixed on the inner frame.

[0011] The screen frame limiting cylinder locking device provided by the utility model has the advantages that: the screen frame is fixed on the inner frame by means of the arranged second cylinder and fixing screws, and then the inner frame is pushed into the outer frame by means of the cooperation of the first slide rail and the first slider, when the inner frame is pushed into the inner part of the outer frame, the movement of the inner frame is limited by the cooperation of the limiting baffle plate and the limiting block, when the inner frame and the screen frame are pushed into place, the limit switch contacts the switch bracket and the third cylinder extends out to press the inner frame downward to limit the position, and at the same time, the cylinder rod rotates to lock the limiting cylinder block, so that the inner frame and the outer frame are tightly fitted to lock the inner frame, the operation process is simple, and printing defects caused by printing deviation during printing are avoided, thereby ensuring the qualified rate of printed products. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 It is a three-dimensional schematic diagram of the overall structure of the utility model;

[0014] Figure 2 for Figure 1 Schematic diagram of the structure of the middle A area;

[0015] Figure 3 for Figure 1 Schematic diagram of the structure of the middle B area;

[0016] Figure 4 for Figure 1 Schematic diagram of the structure of the middle C area;

[0017] Figure 5 It is a top view of the local structure of the utility model;

[0018] Figure 6 It is a schematic diagram of the position of the cylinder rod in the utility model.

[0019] In the figure: 1. fixed profile; 2. limit block; 3. first slider; 4. first cylinder; 5. switch bracket; 6. second cylinder; 7. limit baffle; 8. third cylinder; 9. fixed plate; 10. second slider; 11. limit switch; 12. limit cylinder bottom plate; 13. limit cylinder block; 14. cylinder rod; 15. fixed block; 16. inner frame; 17. outer frame; 18. limit bracket; 20. fixing screw; 21. first slide rail; 22. second slide rail. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment 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.

[0021] 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 it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] See also Figure 1-6The utility model provides an embodiment: a screen frame limit cylinder locking device, including a fixed profile 1, a limit block 2, a first slider 3, a first cylinder 4, a switch bracket 5, a second cylinder 6, a limit baffle 7, a third cylinder 8, a fixed plate 9, a second slider 10, a limit switch 11, a limit cylinder bottom plate 12, a limit cylinder block 13, a cylinder rod 14, a fixed block 15, an inner frame 16, an outer frame 17, a limit bracket 18, a fixing screw 20, a first slide rail 21 and a second slide rail 22, and the inner frame 16 is symmetrically fixed on one side with a limit The baffle plate 7 is attached to the limit block 2 to limit the range of motion of the inner frame 16. The limit block 2 is fixedly connected with a fixed block 15, and the fixed block 15 is fixedly connected to the outer frame 17. A limit cylinder bottom plate 12 is symmetrically arranged on one side of the top of the outer frame 17 away from the fixed block 15. The limit cylinder bottom plate 12 is fixedly connected with the first cylinder 4. The output end of the first cylinder 4 is fixedly connected with a cylinder rod 14. The cylinder rod 14 is attached to one side of the limit cylinder stopper 13. The cylinder rod 14 is used to fix the inner frame 16. The limit cylinder stopper 13 is fixed The top of the inner frame 16 is fixed, and the top of the outer frame 17 is symmetrically fixed with a limit bracket 18. The top of the limit bracket 18 is fixed with a limit switch 11. One side of the limit switch 11 is matched and connected with a switch bracket 5. The switch bracket 5 is fixedly connected to the top of the inner frame 16. After the inner frame 16 is pushed into the outer frame 17, the switch bracket 5 is used to sense the limit switch 11. The inner wall of the inner frame 16 is evenly provided with a second slide rail 22. The top of the outer frame 17 is evenly fixedly connected with a third cylinder 8. The fixing plate 9 is fixed on the second slider 10. The fixing plate 9 passes through the second slider 10. Slide to fix the net frame, the second slide rail 22 is slidably connected with the second slider 10, a fixed profile 1 is arranged between the fixed plates 9, the top of the fixed profile 1 is evenly arranged with a second cylinder 6 and a fixing screw 20, the second cylinder 6 and the fixing screw 20 are used to fix the net frame, the outer frame 17 is symmetrically fixed with a first slide rail 21, the first slide rail 21 is slidably connected with the first slider 3, the first slider 3 is fixed on the inner frame 16, the first slide rail 21 is conducive to limiting the first slider 3 and the inner frame 16, and the structural stability of the device is improved;

[0023] Specifically, when in use, first put the screen frame on the inner frame 16. After the screen frame is placed, the fixing plate 9 drives the fixed profile 1 to slide toward the screen frame through the cooperation of the second slider 10 and the second slide rail 22. When the fixed profile 1 slides the edges of both sides of the screen frame, the screen frame is initially limited by the fixed profile 1, and then the second cylinder 6 fixed on the top of the fixed profile 1 extends to fix the screen frame, and then the fixing screw 20 is rotated to lock the screen frame to ensure that the screen frame does not move during the production process; the inner frame 16 is pushed into the outer frame 17 by the first slider 3, and then the limit stop The plate 7 is attached to the limit block 2 to limit the movement range of the inner frame 16. At the same time, the switch bracket 5 on the top of the inner frame 16 is close to the limit switch 11. After the limit switch 11 is triggered, the third cylinder 8 extends out, and at the same time, the first cylinder 4 drives the cylinder rod 14 to rotate, and the cylinder rod 14 is pressed against the limit cylinder block 13 to lock the inner frame 16, so that the inner frame 16 and the outer frame 17 are tightly attached to ensure that the inner frame 16 and the screen frame are not shifted during production, and printing deviation during printing causes poor printing, thereby ensuring the qualified rate of printed products.

[0024] 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 it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Ordinary technicians in this field can understand and implement it without paying creative labor.

[0026] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A screen frame limit cylinder locking device, comprising a fixed profile (1), a limit block (2), a first slider (3), a first cylinder (4), a switch bracket (5), a second cylinder (6), a limit baffle (7), a third cylinder (8), a fixed plate (9), a second slider (10), a limit switch (11), a limit cylinder bottom plate (12), a limit cylinder block (13), a cylinder rod (14), a fixed block (15), an inner frame (16), an outer frame (17), a limit bracket (18), a fixing screw (20), a first slide rail (21) and a second slide rail (22), characterized in that: A limit baffle (7) is symmetrically fixed on one side of the inner frame (16), the limit baffle (7) is attached to the limit block (2), the limit block (2) is fixedly connected to a fixed block (15), the fixed block (15) is fixedly connected to the outer frame (17), a limit cylinder bottom plate (12) is symmetrically arranged on one side of the top of the outer frame (17) away from the fixed block (15), the limit cylinder bottom plate (12) is fixedly connected to the first cylinder (4), and the output end of the first cylinder (4) A cylinder rod (14) is fixedly connected, the cylinder rod (14) is attached to one side of a limit cylinder block (13), the limit cylinder block (13) is fixed to the top of the inner frame (16), a limit bracket (18) is symmetrically fixed to the top of the outer frame (17), a limit switch (11) is fixed to the top of the limit bracket (18), one side of the limit switch (11) is matched and connected with a switch bracket (5), and the switch bracket (5) is fixedly connected to the top of the inner frame (16).

2. The screen frame limiting cylinder locking device according to claim 1 is characterized in that: The inner wall of the inner frame (16) is evenly provided with second slide rails (22).

3. The screen frame limiting cylinder locking device according to claim 1 is characterized in that: The top of the outer frame (17) is evenly and fixedly connected with a third cylinder (8).

4. The screen frame limiting cylinder locking device according to claim 2, characterized in that: A second sliding block (10) is slidably connected to the second sliding rail (22).

5. The screen frame limiting cylinder locking device according to claim 4 is characterized in that: The second sliding block (10) is fixed on the fixing plate (9).

6. The screen frame limiting cylinder locking device according to claim 5, characterized in that: A fixing profile (1) is arranged between the fixing plates (9), and a second cylinder (6) and fixing screws (20) are evenly arranged on the top of the fixing profile (1).

7. The screen frame limiting cylinder locking device according to claim 3 is characterized in that: A first slide rail (21) is symmetrically fixed inside the outer frame (17), the first slide rail (21) is slidably connected to a first slider (3), and the first slider (3) is fixed on the inner frame (16).

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