Multi-point pressure testing device for screen plate processing

Abstract

The utility model belongs to the technical field of screen plates, and particularly relates to a multi-point pressure testing device for screen plate processing, which solves the problem that in the prior art, the existing pressure testing device generally cannot perform pressure testing on a plurality of points on a screen plate, and comprises a supporting box, four supporting seats for supporting the screen plate are arranged above the supporting box, and the supporting seats are arranged on the supporting box. Four fixing rods are fixedly connected to the upper surface of the supporting box, a fixing plate is arranged above the supporting box, a screen plate can be supported through the supporting box and the supporting base, the screen plate can be more conveniently and rapidly tested, a testing mechanism can be supported and fixed through the fixing rods and the fixing plate, and the testing efficiency is improved. Through the testing mechanism, the purpose of testing the pressure of the screen plate can be achieved, multiple point positions on the screen plate can be tested, the testing position can be adjusted, and the testing effect of the device on the screen plate can be better.

Description

Technical Field

[0001] The utility model relates to the technical field of screen plates, in particular to a multi-point pressure testing device for screen plate processing. Background Art

[0002] At present, the definition of stencil is a rigid leak board used by production lines to print solder paste or patch adhesive on substrates such as PCBs and FPCs. Stencil is also called silk screen or steel mesh. It is used for solder paste printing and is an essential basic product in the SMT industry.

[0003] During the stencil production process, a variety of performance tests are required, including pressure testing to ensure that the produced stencil can withstand the rated pressure without damage, thereby ensuring the quality of the stencil.

[0004] A pressure testing device is required during the process of stencil pressure testing. However, existing pressure testing devices can generally only test the stencil as a whole or individual points, and cannot perform pressure testing on different points on the stencil. If there is a problem with the pressure bearing capacity of some points on the stencil, the quality of the stencil will be reduced, the pressure that the stencil can withstand will be reduced, and the practicality of the device will be reduced. Utility Model Content

[0005] The technical problem solved by the utility model is that the existing pressure testing devices are generally unable to perform pressure tests on multiple points on a stencil, and a multi-point pressure testing device for stencil processing is provided.

[0006] In order to solve the above technical problems, the utility model provides a multi-point pressure testing device for mesh processing, including a support box, four support seats for supporting the mesh are installed on the top, four fixing rods are fixedly connected to the upper surface of the support box, a fixing plate is provided above the support box, the top ends of the four fixing rods are fixedly connected to the bottom surface of the fixing plate, and a testing mechanism for performing pressure testing on the mesh is provided above the support box, and the testing mechanism includes a lifting assembly, an adjustment assembly, a driving assembly and a limiting assembly.

[0007] Preferably, the lifting includes two electric extension rods, and a lifting plate is provided above the support box. The output ends of the two electric extension rods are fixedly connected to the upper surface of the lifting plate. The lifting plate can be driven to rise and fall by the electric extension rods, which can make it more convenient and quick for the staff to work when the driving device is working.

[0008] Preferably, the adjustment assembly includes several guide rods, the outer surface of the guide rods is slidably connected to a slider, and the bottom surface of the slider is installed with a detection head. The movement of the slider can drive the detection head to move, and the detection head can detect the pressure that the screen can withstand.

[0009] Preferably, the driving assembly includes a moving column fixedly connected to the outer surface of the slider, the upper surface of the moving column is hinged with a hinge column through a pin shaft, the inner wall of the lifting plate is rotatably connected to a threaded rod, the outer surface of the threaded rod is threadedly connected to the moving plate, the top of the hinge column and the bottom surface of the moving plate are hinged through a pin shaft, the moving plate can be driven to rise and fall by the rotation of the threaded rod, and then the moving column can be driven to move by the hinge column, thereby driving the slider to move, and then driving the detection head to move, thereby achieving the purpose of adjusting the detection point of the detection head.

[0010] Preferably, the limiting assembly includes a fixed seat fixedly connected to the upper surface of the lifting plate, the inner wall of the fixed seat is rotatably connected to a worm, and the outer surface of the threaded rod is fixedly connected to a worm wheel engaged with the worm, and the rotation of the worm can drive the worm wheel to rotate, and then drive the threaded rod to rotate, which effectively reduces the operating difficulty of the device, and the worm can be supported by the fixed seat.

[0011] Preferably, the outer surface of the worm is fixedly connected with a turntable, and the outer surface of the turntable is passivated. The turntable can make it easier for workers to rotate the worm, making it more convenient for workers to operate.

[0012] Preferably, the front of the support box is hinged with two symmetrical box doors through a pin shaft, and a handle is installed on the front of each box door. The support box can be closed through the box door to protect the workpiece inside the support box. The handle makes it more convenient for the staff to open the box door.

[0013] Preferably, support legs are installed at the four corners of the bottom surface of the support box, and the bottom end of each support leg is fixedly connected to an anti-slip pad. The support legs and the anti-slip pad can support the device, prevent the device from shaking during operation, and increase the safety of the device.

[0014] Compared with the related art, the present invention has the following beneficial effects:

[0015] 1. The utility model can support the mesh plate through the support box and the support seat, which can make the mesh plate more convenient and quick when testing. The test mechanism can be supported and fixed by the fixing rod and the fixing plate. The purpose of pressure testing the mesh plate can be achieved through the test mechanism. Multiple points on the mesh plate can be tested, and the test position can be adjusted, which can make the device have a better test effect on the mesh plate and effectively increase the practicality of the device.

[0016] 2. The utility model can drive the lifting plate to rise and fall through the electric extension rod, and can drive the detection head to move through the movement of the slider. The detection head can detect the pressure that the screen can withstand. The slider can be driven to move through the movable column, hinged column, threaded rod and movable plate. The threaded rod can be driven to rotate through the fixed seat, worm and worm gear. The turntable can make it easier for the staff to rotate the worm. The support box can be closed through the box door and handle. The support legs and anti-slip pads can support the device.

[0017] In order to make the above and other purposes, features and advantages of the present invention more obvious and easy to understand, preferred embodiments are given below and described in detail with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. 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 paying any creative work.

[0019] Figure 1 This is a front view structural diagram of the utility model;

[0020] Figure 2 It is a structural diagram of the testing mechanism of the utility model;

[0021] Figure 3 This is a structural diagram of the lifting plate of the utility model;

[0022] Figure 4 It is a schematic diagram of the partial structure of the testing mechanism of the present utility model;

[0023] Figure 5 For the utility model Figure 4 A magnified schematic diagram of the structure in the middle.

[0024] Numbers in the figure:

[0025] 1. Support box; 2. Support base; 3. Fixed rod; 4. Fixed plate; 5. Testing mechanism; 501. Electric extension rod; 502. Lifting plate; 503. Guide rod; 504. Slider; 505. Testing head; 506. Moving column; 507. Articulated column; 508. Threaded rod; 509. Moving plate; 5010. Fixed base; 5011. Worm; 5012. Worm gear; 6. Turntable; 7. Box door; 8. Handle; 9. Support leg; 10. Anti-slip pad. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0027] See also Figure 1-5 A multi-point pressure testing device for screen processing includes a support box 1, on the top of which are installed four support seats 2 for supporting the screen.

[0028] See also Figure 1 The support box 1 can support the entire device and connect the device as a whole, which can make the device more convenient to use. The mesh plate can be supported by the support seat 2, and the support seat 2 can be disassembled. The position of the support seat 2 can be adjusted according to needs, thereby increasing the scope of application of the device.

[0029] The front of the support box 1 is hinged with two symmetrical box doors 7 through a pin shaft. A handle 8 is installed on the front of each box door 7. The support box 1 can be closed by the box door 7 to protect the workpiece inside the support box 1. The handle 8 makes it more convenient for the staff to open the box door 7.

[0030] The outer surface of the handle 8 is passivated to protect the palms of the staff, avoid scratches on the palms of the staff, and increase the safety of the device.

[0031] Support legs 9 are installed at the four corners of the bottom of the support box 1, and the bottom end of each support leg 9 is fixedly connected to an anti-slip pad 10. The support legs 9 and the anti-slip pad 10 can support the device, prevent the device from shaking during operation, and increase the safety of the device.

[0032] The support legs 9 are detachable and can be removed and replaced, which can increase the practicality of the device.

[0033] Four fixing rods 3 are fixedly connected to the upper surface of the support box 1 . A fixing plate 4 is provided above the support box 1 . Top ends of the four fixing rods 3 are fixedly connected to the bottom surface of the fixing plate 4 .

[0034] See also Figure 1 The fixing plate 4 can be supported by the fixing rod 3, which can increase the stability of the device. The fixing rod 3 is made of a material with high hardness and can withstand large external forces without being damaged, which can effectively increase the stability and safety of the device.

[0035] A testing mechanism 5 for performing pressure testing on the screen is provided above the supporting box 1 . The testing mechanism 5 includes a lifting assembly, an adjusting assembly, a driving assembly and a limiting assembly.

[0036] See also Figure 1-5 The testing mechanism 5 can detect the pressure that the mesh can withstand, can test multiple points on the mesh, can adjust the test points, so that the device can meet different needs and effectively increase the practicality of the device.

[0037] The lifting includes two electric extension rods 501, and a lifting plate 502 is arranged above the support box 1. The output ends of the two electric extension rods 501 are fixedly connected to the upper surface of the lifting plate 502. The electric extension rods 501 can drive the lifting plate 502 to rise and fall, which can make it more convenient and quick for the staff to work when the driving device is working.

[0038] The lifting plate 502 can be disassembled from the electric extension rod 501, which can make it more convenient for workers to repair the device and effectively increase the practicality of the device.

[0039] Preferably, the adjustment assembly includes several guide rods 503, the outer surface of the guide rod 503 is slidably connected to a slider 504, and a detection head 505 is installed on the bottom surface of the slider 504. The movement of the slider 504 can drive the detection head 505 to move, and the detection head 505 can detect the pressure that the screen can withstand.

[0040] The guide rod 503 can limit the slider 504 to prevent the slider 504 from falling off during operation, which can effectively increase the safety of the device.

[0041] Preferably, the driving assembly includes a moving column 506 fixedly connected to the outer surface of the slider 504, the upper surface of the moving column 506 is hinged with a hinge column 507 through a pin, the inner wall of the lifting plate 502 is rotatably connected to a threaded rod 508, the outer surface of the threaded rod 508 is threadedly connected to a moving plate 509, the top of the hinge column 507 and the bottom surface of the moving plate 509 are hinged through a pin, and the rotation of the threaded rod 508 can drive the moving plate 509 to rise and fall, and then the moving column 506 can be driven to move by the hinge column 507, thereby driving the slider 504 to move, and then driving the detection head 505 to move, thereby achieving the purpose of adjusting the detection point of the detection head 505.

[0042] The outer surface of the movable column 506 is polished to reduce the wear caused by the sliding of the movable column 506. The hinged column 507 is made of a material with relatively high hardness and can withstand large external forces without breaking, thereby increasing the safety and service life of the device.

[0043] The limiting assembly includes a fixed seat 5010 fixedly connected to the upper surface of the lifting plate 502, the inner wall of the fixed seat 5010 is rotatably connected to a worm 5011, and the outer surface of the threaded rod 508 is fixedly connected to a worm wheel 5012 meshing with the worm 5011. The rotation of the worm 5011 can drive the worm wheel 5012 to rotate, and then drive the threaded rod 508 to rotate, effectively reducing the operating difficulty of the device. The worm 5011 can be supported by the fixed seat 5010.

[0044] The worm 5011 and the worm wheel 5012 have a self-locking function, which can prevent the device from shaking during operation and increase the stability of the device.

[0045] The outer surface of the worm 5011 is fixedly connected to a turntable 6, and the outer surface of the turntable 6 is passivated. The turntable 6 can make it easier for the staff to rotate the worm 5011, making it more convenient for the staff to operate.

[0046] The outer surface of the turntable 6 can be covered with a protective pad to protect the palms of the staff and increase the comfort of the staff.

[0047] The specific implementation process of the present utility model is as follows: when the device is in use, the screen to be tested first needs to be placed on the support seat 2, and then the position of the detection head 505 is adjusted according to the point to be tested. First, the turntable 6 needs to be rotated, and the turntable 6 can drive the worm 5011 to rotate. The rotation of the worm 5011 can drive the worm wheel 5012 to rotate, and then the threaded rod 508 can be driven to rotate. The rotation of the threaded rod 508 can drive the movable plate 509 to rise and fall, and then the movable column 506 can be driven to move through the hinged column 507, so as to drive the slider 504 to move, and then the detection head 505 can be driven to move, so as to achieve the purpose of adjusting the detection point of the detection head 505, and then the electric extension rod 501 is started, and the lifting plate 502 can be driven to descend through the electric extension rod 501, and then the detection head 505 can be driven to contact the screen, and then the pressure that the screen can withstand is tested by the detection head 505.

[0048] The above description is merely an embodiment of the present invention and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A multi-point pressure testing device for screen processing, comprising a support box (1), characterized in that: Four symmetrically arranged support seats (2) are installed above the support box (1); four fixing rods (3) are fixedly connected to the upper surface of the support box (1); a fixing plate (4) is provided above the support box (1); the top ends of the four fixing rods (3) are fixedly connected to the bottom surface of the fixing plate (4); a testing mechanism (5) for performing a pressure test on the mesh plate is provided above the support box (1); the testing mechanism (5) comprises a lifting assembly, an adjusting assembly, a driving assembly and a limiting assembly; The lifting assembly comprises two electric extension rods (501), a lifting plate (502) is provided above the support box (1), and the output ends of the two electric extension rods (501) are fixedly connected to the upper surface of the lifting plate (502); The adjustment assembly comprises a plurality of guide rods (503), the outer surfaces of the guide rods (503) are slidably connected to sliders (504), and the bottom surface of the sliders (504) is mounted with a detection head (505); The driving assembly includes a moving column (506) fixedly connected to the outer surface of the slider (504), the upper surface of the moving column (506) is hinged to a hinge column (507) via a pin, the inner wall of the lifting plate (502) is rotatably connected to a threaded rod (508), the outer surface of the threaded rod (508) is threadedly connected to a moving plate (509), and the top of the hinge column (507) is hinged to the bottom surface of the moving plate (509) via a pin.

2. The multi-point pressure testing device for screen processing according to claim 1, characterized in that: The limiting assembly includes a fixing seat (5010) fixedly connected to the upper surface of the lifting plate (502), the inner wall of the fixing seat (5010) is rotatably connected to a worm (5011), and the outer surface of the threaded rod (508) is fixedly connected to a worm wheel (5012) meshing with the worm (5011).

3. The multi-point pressure testing device for screen processing according to claim 2, characterized in that: The outer surface of the worm (5011) is fixedly connected to a turntable (6), and the outer surface of the turntable (6) is passivated.

4. The multi-point pressure testing device for screen processing according to claim 1, characterized in that: The front of the support box (1) is hinged with two symmetrical box doors (7) via a pin shaft, and a handle (8) is installed on the front of each box door (7).

5. The multi-point pressure testing device for screen processing according to claim 1, characterized in that: Support legs (9) are installed at the four corners of the bottom surface of the support box (1), and the bottom end of each support leg (9) is fixedly connected to an anti-slip pad (10).

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