Screen plate positioning precision detection device

Abstract

The utility model discloses a screen plate positioning precision detection device, which belongs to the technical field of screen plate processing detection and comprises a mounting plate, the top end of the mounting plate is provided with a first groove and a moving plate, a linear driving component is arranged in the first groove, the top surface of the moving plate is provided with a second groove, and one end of the moving plate is connected with a screw rod through a first motor; the top end of the limiting block is connected with a supporting disc through an air cylinder, a circular groove is formed in the top end of the supporting disc, and a rotating disc and a rotating assembly are arranged in the circular groove. A third groove is formed in the top end of the connecting base, a first gear is connected to the side face of the connecting base through a second motor, a roller is further connected into the third groove through a rotating rod, a plurality of first racks are fixed to the side face of the roller, a mounting groove is formed, a supporting block is fixed into the mounting groove, and a laser interferometer is fixed to the side face of the supporting block; by using the device, the laser interferometer is time-saving, labor-saving and convenient to adjust, the adjusting range is wide, and the diversified requirements of enterprises are met.

Description

Technical Field

[0001] This utility model relates to the field of stencil processing and testing technology, and in particular to a stencil positioning accuracy testing device. Background Technology

[0002] A stencil positioning accuracy testing device is a precision measuring instrument specifically designed to measure, evaluate, and verify the positioning accuracy and repeatability of stencils (such as SMT printing stencils and screen printing stencils) relative to a reference position. It belongs to the category of precision measuring instruments and is mainly used for process quality control and production equipment calibration. It has important applications in SMT, printed electronics, and traditional printing.

[0003] Currently, before processing stencils, they need to be precision tested using a precision testing device. However, the position adjustment of the detection components in existing stencil positioning precision testing devices is time-consuming, labor-intensive, and cumbersome, and the adjustment range is limited, making it difficult to meet the diverse needs of enterprises. Therefore, there is an urgent need to design a new type of stencil positioning precision testing device to solve the above problems. Utility Model Content

[0004] The purpose of this utility model is to provide a screen positioning accuracy detection device to solve the problems that the position adjustment of the detection components in the existing screen positioning accuracy detection devices is time-consuming, labor-intensive, and troublesome, and the adjustment range is limited, making it difficult to meet the diverse needs of enterprises.

[0005] To solve the above-mentioned technical problems, this utility model provides a mesh plate positioning accuracy detection device, including a mounting plate. The top of the mounting plate has a first groove and a movable plate. A linear drive component is provided in the first groove. The top surface of the movable plate has a second groove and a first motor is installed at one end. The output end of the first motor extends into the second groove and is connected to a screw. A limit block is threadedly connected to the side of the screw. A cylinder is fixed at the top of the limit block. Its piston rod is connected to a support plate. The top of the support plate has a circular groove, in which a turntable and a rotating component are provided.

[0006] A connecting seat is fixed at the top of the turntable. A third groove is opened at the top of the connecting seat. A second motor is installed on its side. The output end of the second motor extends into the third groove and is connected to a first gear. A roller is also movably connected to the third groove through a rotating rod. Several first racks that mesh with the first gear are fixed on the side of the roller and have mounting grooves. A support block is fixed in the mounting groove. A laser interferometer is fixed on the side of the support block.

[0007] Optionally, the linear drive assembly includes a plurality of second racks and a third motor. The plurality of second racks are fixed to the sidewall of the first groove, and the third motor is fixedly connected to the bottom surface of the moving plate by a fixing block. Its output end is connected to a second gear that meshes with the plurality of second racks.

[0008] Optionally, the rotating assembly includes a first bearing and a fourth motor. The fourth motor is fixed to the bottom surface of the support plate, and its output end extends into the circular groove and is connected to a third gear. A cylinder is connected to the first bearing and fixed to the center of the bottom surface of the circular groove. A fourth gear that meshes with the third gear is fixed to the side of the cylinder, and its top end is fixed to the center of the bottom surface of the turntable.

[0009] Optionally, the limiting block is adapted to the second groove.

[0010] Optionally, a second bearing is fixed to the sidewall of the second groove, and the second bearing is connected to the other end of the screw.

[0011] Optionally, mounting blocks are fixed on both sides of the bottom surface of the mounting plate, and mounting holes are opened on the mounting blocks.

[0012] In the mesh plate positioning accuracy detection device provided by this utility model, the top of the mounting plate has a first groove and a moving plate. The first groove contains a linear drive component. The top surface of the moving plate has a second groove and a first motor is installed at one end. The output end of the first motor extends into the second groove and is connected to a screw. A limit block is threadedly connected to the side of the screw. A cylinder is fixed at the top of the limit block, and its piston rod is connected to a support plate. The top of the support plate has a circular groove, in which a turntable and a rotating component are provided. A connecting seat is fixed at the top of the turntable. A third groove is opened at the top of the connecting seat, and a second motor is installed on its side. The output end of the second motor extends into the third groove and is connected to a first gear. A roller is movably connected to the third groove via a rotating rod. Several first racks meshing with the first gear are fixed on the side of the roller, and mounting grooves are opened therein. A support block is fixed in the mounting groove, and a laser interferometer is fixed on the side of the support block. Using this device, the laser interferometer is easy and time-saving to adjust, and the adjustment range is wide, meeting the diverse needs of enterprises. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of the structure of the mesh plate positioning accuracy detection device provided by this utility model;

[0014] Figure 2 This is a top view of the mesh plate positioning accuracy detection device provided by this utility model;

[0015] Figure 3 yes Figure 2 Sectional view of AA. Detailed Implementation

[0016] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0017] It should be noted that when a component is described as "fixed to" another component, it can be directly on the other component or may have a component in between. When a component is considered "connected to" another component, it can be directly connected to the other component or may have a component in between. When a component is considered "set on" another component, it can be directly set on the other component or may have a component in between. The terms "vertical," "horizontal," "left," "right," and similar expressions used in this document are for illustrative purposes only.

[0018] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0019] This utility model provides a device for detecting the positioning accuracy of a mesh panel, the structure of which is as follows: Figures 1-3As shown, the system includes a mounting plate 1, with a first groove 2 at its top and a movable plate 3. A linear drive assembly is located in the first groove 2. A second groove 4 is located on the top surface of the movable plate 3, and a first motor 5 is mounted on one end of the movable plate 3. The output end of the first motor 5 extends into the second groove 4 and is connected to a screw 6. A limit block 7 is threadedly connected to the side of the screw 6. A cylinder 8 is fixed to the top of the limit block 7, and its piston rod is connected to a support plate 9. A circular groove 10 is located at the top of the support plate 9, and a turntable 14 and a rotating assembly are located in the circular groove 10. A connecting seat 17 is fixed to the top of the turntable 14, and a third groove 18 is located at the top of the connecting seat 17. A second motor 19 is mounted on its side. The output end of motor 19 extends into the third groove 18 and is connected to the first gear 20. A roller 22 is also movably connected to the third groove 18 via a rotating rod 21. Several first racks 23 meshing with the first gear 20 are fixed to the side of the roller 22, and a mounting groove 24 is formed therein. A support block 25 is fixed in the mounting groove 24, and a laser interferometer 26 is fixed to the side of the support block 25. The output end of the first motor 5 drives the screw 6 to rotate, causing the limit block 7 to move the laser interferometer 26 horizontally. Then, the output end of the second motor 19 drives the first gear 20 to mesh with the several first racks 23, causing the roller 22 to rotate the laser interferometer 26 for angle adjustment. Using the mesh plate positioning accuracy detection device, the laser interferometer 26 is easy and time-saving to adjust, and has a wide adjustment range, meeting the diverse needs of enterprises.

[0020] Specifically, the linear drive assembly includes several second racks 27 and a third motor 29. The several second racks 27 are fixed to the side wall of the first groove 2. The third motor 29 is fixedly connected to the bottom surface of the moving plate 3 through a fixing block 28. Its output end is connected to a second gear 30 that meshes with the several second racks 27. The output end of the third motor 29 drives the second gear 30 to mesh with the several second racks 27, thereby causing the fixing block 28 to drive the moving plate 3 and the laser interferometer 26 to move horizontally for adjustment.

[0021] Specifically, the rotating assembly includes a first bearing 12 and a fourth motor 11. The fourth motor 11 is fixed to the bottom surface of the support plate 9, and its output end extends into the circular groove 10 and is connected to a third gear 16. A cylinder 13 is connected to the first bearing 12 and fixed to the center of the bottom surface of the circular groove 10. A fourth gear 15 that meshes with the third gear 16 is fixed to the side of the cylinder 13, and its top end is fixed to the center of the bottom surface of the turntable 14. The output end of the fourth motor 11 drives the third gear 16 and the fourth gear 15 to mesh and transmit power, so that the cylinder 13 drives the turntable 14 and the laser interferometer 26 to rotate to a suitable angle to meet the current detection requirements.

[0022] Furthermore, the limiting block 7 is adapted to the second groove 4, so that the limiting block 7 slides in the second groove 4.

[0023] Furthermore, a second bearing 31 is fixed to the side wall of the second groove 4. The second bearing 31 is connected to the other end of the screw 6 to support the stable rotation of the screw 6.

[0024] Furthermore, mounting blocks 32 are fixed on both sides of the bottom surface of the mounting plate 1, and mounting holes 33 are opened on the mounting blocks 32 to facilitate fixing the mounting plate 1.

[0025] The working principle of this utility model is as follows: First, the fourth motor 11 is started, and its output end drives the third gear 16 and the fourth gear 15 to mesh and transmit power, so that the cylinder 13 drives the turntable 14 and the laser interferometer 26 to rotate to a suitable position. Then, the second motor 19 is started, and its output end drives the first gear 20 to mesh and transmit power, so that the roller 22 drives the laser interferometer 26 to rotate to a suitable angle. At this time, the first motor 5 and the third motor 29 are started. The output end of the first motor 5 drives the screw 6 to rotate, so that the limit block 7 drives the laser interferometer 26 to move horizontally. In conjunction with the output end of the third motor 29 driving the second gear 30 to mesh and transmit power, so that the fixed block 28 drives the moving plate 3 and the laser interferometer 26 to move horizontally, thereby performing a comprehensive and thorough test on the positioning accuracy of the mesh plate.

[0026] The above description is only a description of the preferred embodiment of the present utility model and is not intended to limit the scope of the present utility model in any way. Any changes or modifications made by those skilled in the art based on the above disclosure shall fall within the protection scope of the claims.

Claims

1. A device for detecting the positioning accuracy of a screen, comprising a mounting plate (1), characterized in that The mounting plate (1) has a first groove (2) at its top and a moving plate (3) therein. A linear drive assembly is provided in the first groove (2). The moving plate (3) has a second groove (4) on its top surface and a first motor (5) is installed at one end. The output end of the first motor (5) extends into the second groove (4) and is connected to a screw (6). A limit block (7) is threadedly connected to the side of the screw (6). A cylinder (8) is fixed at the top of the limit block (7). Its piston rod is connected to a support plate (9). A circular groove (10) is opened at the top of the support plate (9). A turntable (14) and a rotating assembly are provided in the circular groove (10). The top of the turntable (14) is fixed with a connecting seat (17), the top of the connecting seat (17) has a third groove (18), a second motor (19) is installed on its side, the output end of the second motor (19) extends into the third groove (18) and is connected to a first gear (20), a roller (22) is also movably connected to the third groove (18) through a rotating rod (21), a number of first racks (23) that mesh with the first gear (20) are fixed on the side of the roller (22) and an installation groove (24) is opened, a support block (25) is fixed in the installation groove (24), and a laser interferometer (26) is fixed on the side of the support block (25).

2. The web positioning accuracy detection apparatus of claim 1, wherein The linear drive assembly includes several second racks (27) and a third motor (29). Several second racks (27) are fixed to the side wall of the first groove (2). The third motor (29) is fixedly connected to the bottom surface of the moving plate (3) through a fixing block (28). Its output end is connected to a second gear (30) that meshes with several second racks (27).

3. The web positioning accuracy detection apparatus of claim 1, wherein The rotating assembly includes a first bearing (12) and a fourth motor (11). The fourth motor (11) is fixed to the bottom surface of the support plate (9), and its output end extends into the circular groove (10) and is connected to a third gear (16). A cylinder (13) is connected to the first bearing (12) and fixed to the center of the bottom surface of the circular groove (10). A fourth gear (15) that meshes with the third gear (16) is fixed to the side of the cylinder (13), and its top end is fixed to the center of the bottom surface of the turntable (14).

4. The web positioning accuracy detection apparatus of claim 1, wherein The limiting block (7) is adapted to the second groove (4).

5. The web positioning accuracy detection apparatus of claim 1, wherein A second bearing (31) is fixed to the side wall of the second groove (4), and the second bearing (31) is connected to the other end of the screw (6).

6. The web positioning accuracy detection apparatus of claim 1, wherein Mounting blocks (32) are fixed on both sides of the bottom surface of the mounting plate (1), and mounting holes (33) are opened on the mounting blocks (32).

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