Force testing machine for lifting force of display screen bracket

Abstract

The utility model provides a force testing machine for the lifting force of a display screen support, which relates to the technical field of testing equipment and comprises a rack, a force testing assembly, a positioning jig and a processor, the force testing assembly and the processor are both installed on an operation table of the rack, the force testing assembly is electrically connected with the processor, and the positioning jig is electrically connected with the processor. The positioning jigs are installed on the two sides of the force testing assembly and used for limiting the to-be-tested workpiece. Specifically, when the lifting strength of the display screen support is tested, the display screen support is placed on the positioning jig, then the strength testing assembly presses the display screen support downwards, the processor controls the operation state of the strength testing assembly, and the strength testing assembly tests the lifting strength of the display screen support. And then front and back elevation force values detected by the force testing assembly are transmitted to the processor, and the processor displays and stores the force data, so that the technical problem of lack of a device for testing the lifting force of the display screen bracket is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of testing equipment, in particular to a force tester for the lifting force of a display screen bracket. Background Art

[0002] At present, after the production of the display screen bracket, it is necessary to test the lifting force of the display screen bracket. However, in the prior art, there is a lack of a device for testing the lifting force of the display screen bracket. Content of the Utility Model

[0003] The purpose of the utility model is to provide a force tester for the lifting force of a display screen bracket to solve the technical problem that there is a lack of a device for testing the lifting force of the display screen bracket in the prior art. The preferred technical solutions among the many technical solutions provided by the utility model can produce many technical effects, which will be elaborated below.

[0004] To achieve the above purpose, the utility model provides the following technical solutions:

[0005] A force tester for the lifting force of a display screen bracket provided by the utility model includes a frame, a force testing component, a positioning fixture and a processor. Among them,

[0006] The force testing component, the positioning fixture and the processor are all installed on the operating table of the frame. The force testing component is electrically connected to the processor. The force testing component is located on the operating table. The positioning fixture is installed on both sides of the force testing component to limit the workpiece to be tested.

[0007] Preferably, the processor includes a chassis, a display, a human-machine interface control element and a data processing element. The chassis is installed on the operating table of the frame. The display and the human-machine interface control element are installed on the front panel of the chassis. The data processing element is installed inside the chassis. The force testing component, the display and the human-machine interface control element are all electrically connected to the data processing element.

[0008] Preferably, the processor further includes a warning component. The warning component is connected to the top of the chassis. The warning component is electrically connected to the data processing element;

[0009] It further includes a power supply, and the power supply is installed inside the chassis.

[0010] Preferably, the front panel of the chassis is provided with a first installation port and a second installation port. The side panel of the chassis is provided with a wire passing port and an installation hole.

[0011] Preferably, the force test component includes a support frame, a motor, a lead screw nut assembly, a weighing sensor, and a bracket. The support frame is installed on the operation table, the motor is installed on the support frame, the motor is connected to the lead screw of the lead screw nut assembly, the nut of the lead screw nut assembly is connected to the bracket, the motor drives the bracket to move along the height direction of the support frame, and the bracket contacts one end of the display screen bracket to drive the display screen bracket to contract. The weighing sensor is installed on the support frame and within the space range of the bracket, so that the weighing sensor can abut against the upper and lower ends of the bracket to measure the force of the constant force spring in the display screen bracket, wherein the positioning fixture is installed on both sides of the support frame.

[0012] Preferably, the bracket includes a first connecting rod, a second connecting rod, and a third connecting rod connecting between the first connecting rod and the second connecting rod. The first connecting rod is connected to the nut, the lower end of the second connecting rod abuts against the arm of the display screen bracket, and the weighing sensor is arranged between the first connecting rod and the second connecting rod.

[0013] Preferably, a guide rail and a slider are arranged between the support frame and the bracket, and the slider is installed on the guide rail.

[0014] Preferably, control buttons are arranged at the front end of the operation table; a slidable placement board is arranged at the bottom of the operation table.

[0015] Preferably, adjustable casters are arranged at the bottom of the frame.

[0016] Preferably, a barcode printer is further included, and the barcode printer is placed on the storage table of the frame.

[0017] The technical solutions provided by this application document have the following beneficial effects:

[0018] The utility model provides a force tester for the lifting force of a display screen bracket, which includes a frame, a force testing component, a positioning fixture and a processor. Among them, the force testing component and the processor are both installed on the operating table of the frame. The force testing component is electrically connected to the processor. The positioning fixture is installed on both sides of the force testing component and is used to limit the workpiece to be tested. When the force tester for the lifting force of the display screen bracket provided by the utility model tests the lifting force of the display screen bracket, the display screen bracket is placed on the positioning fixture. Then, the force testing component will press down the display screen bracket, and the processor will control the operating state of the force testing component. The force testing component will test the lifting force of the display screen bracket. After that, the force values of the front and rear elevation angles detected by the force testing component will be transmitted to the processor, and the processor will display and store the force data, solving the technical problem that there is a lack of a device for testing the lifting force of the display screen bracket in the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0020] Figure 1 is a schematic structural diagram showing the installation of a display screen bracket on a testing device according to an exemplary embodiment;

[0021] Figure 2 is a schematic structural diagram of a force tester for the lifting force of a display screen bracket according to an exemplary embodiment;

[0022] Figure 3 is a front view of a force tester for the lifting force of a display screen bracket according to an exemplary embodiment;

[0023] Figure 4 is a schematic structural diagram of a force testing component and a positioning fixture according to an exemplary embodiment.

[0024] In the figure: 1, frame; 11, operating table; 12, adjustable casters; 2, force testing component; 21, support frame; 22, bracket; 221, first connecting rod; 222, second connecting rod; 223, third connecting rod; 23, lead screw nut assembly; 24, motor; 25, weighing sensor; 26, guide rail; 27, slider; 3, positioning fixture; 4, chassis; 41, first mounting opening; 42, second mounting opening; 43, wire passing opening; 44, mounting hole; 5, display screen bracket. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0025] To make the objectives, technical solutions and advantages of the present utility model clearer, the technical solutions of the present utility model will be described in detail below. Apparently, the described embodiments are only part of the embodiments of the present utility model, rather than all of them. Based on the embodiments of the present utility model, all other implementation manners obtained by those of ordinary skill in the art without creative efforts fall within the scope protected by the present utility model.

[0026] This specific implementation provides a force tester for the lifting force of a display screen bracket, solving the technical problem in the prior art of the lack of a device for testing the lifting force of a display screen bracket.

[0027] Hereinafter, the embodiments will be described with reference to the drawings. In addition, the embodiments shown below do not limit the content of the utility model described in the claims in any way. Further, all the content of the configurations shown in the following embodiments is not necessarily essential to the solution of the utility model described in the claims.

[0028] Referring to Figures 1-4 , the present utility model provides a force tester for the lifting force of a display screen bracket, including a frame 1, a force testing component 2, a positioning fixture 3 and a processor. Among them, the force testing component 2 and the processor are both installed on the operating table 11 of the frame 1. The force testing component 2 is electrically connected to the processor. The positioning fixture 3 is installed on both sides of the force testing component 2, and the positioning fixture 3 is used to limit the workpiece to be tested. When testing the lifting force of the display screen bracket with the force tester for the lifting force of the display screen bracket provided by the present utility model, the display screen bracket is placed on the positioning fixture 3. Then, the force testing component 2 will press down the display screen bracket. The processor will control the operating state of the force testing component 2, and the force testing component 2 will test the lifting force of the display screen bracket. After that, the front and rear elevation angle force values detected by the force testing component 2 will be transmitted to the processor, and the processor will display and store the force data, solving the technical problem in the prior art of the lack of a device for testing the lifting force of a display screen bracket.

[0029] As an alternative implementation, the processor includes a chassis 4, a display, a human-machine interface control element, and a data processing element. The chassis 4 is installed on the operating table 11 of the rack 1. The display and the human-machine interface control element are installed on the front panel of the chassis 4, and the data processing element is installed inside the chassis 4. The data processing element can be a PLC element. The force test component 2, the display, and the human-machine interface control element are all electrically connected to the data processing element. The display can display the value of the forward and backward tilt force of the tested display bracket. The human-machine interface control element can input programming programs and set force values, etc. The data processing element is used to save and process force data and upload it to the server. The data processing element can control the operation of the force test component 2.

[0030] As an alternative implementation, the processor further includes a warning component. The warning component is connected to the top of the chassis 4 and is electrically connected to the data processing element. It controls the warning information issued by the warning component according to the judgment of the data processing element. The warning component can be a three-color light or a sound generator. The staff is reminded whether the workpiece to be tested is qualified by the light color of the three-color light or the sound of the sound generator.

[0031] It also includes a power supply, which is installed inside the chassis 4. The power supply can provide electrical energy for the processor.

[0032] As an alternative implementation, the front panel of the chassis 4 is provided with a first installation port 41 and a second installation port 42. The side panel of the chassis 4 is provided with a wire passing port 43 and an installation hole 44. The display is installed at the first installation port 41, the human-machine interface control element is installed at the second installation port 42, the warning component is installed on the installation hole 44, and the wire passing port 43 is for wires to pass through.

[0033] As an alternative implementation, the force test component 2 includes a support frame 21, a motor 24, a lead screw nut assembly 23, a weighing sensor 25, and a bracket 22. The support frame 21 is installed on the operating table 11. The motor 24 is installed on the first main surface of the support frame 21. The motor 24 is connected to the lead screw of the lead screw nut assembly 23. The nut of the lead screw nut assembly 23 is connected to the bracket 22. The bracket 22 is arranged on the second main surface of the support frame 21. There is a through hole on the support frame 21. The nut is connected to the bracket 22. The motor 24 drives the lead screw to rotate, thereby driving the nut to move up and down along the height direction of the lead screw, and then driving the bracket 22 to move along the height direction of the support frame 21. One end of the bracket 22 is in contact with one end of the display bracket 5, providing pressure on the display bracket, and then driving the display bracket 5 to contract. In order to facilitate the weighing sensor 25 to measure the force, the weighing sensor 25 is installed on the support frame 21 and within the space range of the bracket 22, so that the weighing sensor 25 can abut against the upper and lower ends of the bracket 22 to measure the force of the constant force spring inside the display bracket 5. Among them, in order to facilitate the installation of the workpiece to be tested, the positioning fixture 3 is installed on both sides of the support frame 21.

[0034] As an optional implementation manner, the bracket 22 includes a first connecting rod 221, a second connecting rod 222, and a third connecting rod 223 connected between the first connecting rod 221 and the second connecting rod 222. The first connecting rod 221 is connected to the nut, the lower end of the second connecting rod abuts against the arm of the display bracket 5, and the weighing sensor 25 is arranged between the first connecting rod 221 and the second connecting rod 222. When in use, the first connecting rod 221 abuts against the lower end of the weighing sensor 25 to measure the rising force of the retractable spring in the display bracket, and the second connecting rod 222 abuts against the upper end of the weighing sensor 25 to measure the force received when the display bracket descends.

[0035] As an optional implementation manner, control buttons are arranged at the front end of the operating table 11 to facilitate manual operation by people; a slidable placement board is arranged at the bottom of the operating table.

[0036] As an optional implementation manner, in order to facilitate the sliding of the bracket 22, a guide rail 26 and a slider 27 are arranged between the support frame 21 and the bracket 22, and the slider 27 is installed on the guide rail 26 to ensure the smooth sliding of the bracket 22.

[0037] As an optional implementation manner, adjustable casters 12 are arranged at the bottom of the frame 1, and the number of the adjustable casters 12 is four to facilitate the movement of the frame 1.

[0038] As an optional implementation manner, a foldable storage table and an auxiliary rod are arranged on the side wall of the frame 1, and the storage table is rotatably connected to one end of the auxiliary rod. When the frame 1 is in the unfolded state, the storage table rotates to a position perpendicular to the side wall of the frame 1, and the other end of the auxiliary rod abuts against the bottom of the frame 1 to support the storage table. At this time, the barcode printer is placed on the storage table. The barcode printer is electrically connected to the data processing element. After the display bracket test is completed, the data processing element will transmit the force data information to the barcode printer, and the barcode printer will print this information on the barcode, and the barcode can be pasted on the display bracket to facilitate viewing the force data of the display bracket.

[0039] It should be noted that the orientation or positional relationship indicated by terms such as "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. in this article is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model. In addition, terms such as "first", "second", "third", etc. are only used for descriptive purposes and cannot be construed as indicating or implying relative importance.

[0040] In the description of this article, it should also be noted that unless otherwise clearly specified and defined, the terms "installed", "connected", "connected" 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 directly connected or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0041] The above is only the specific implementation manner of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model can easily think of changes or substitutions, which should all be covered within the protection scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.

[0042] It can be understood that the same or similar parts in the above embodiments can be referred to each other. For the content not detailed in some embodiments, reference can be made to the same or similar content in other embodiments. The multiple solutions provided by this application include their own basic solutions, which are independent of each other and do not restrict each other. However, they can also be combined with each other without conflict to achieve the co-realization of multiple effects.

[0043] Although the embodiments of this application have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as a limitation to this application. Those of ordinary skill in the art can make changes, modifications, substitutions, and variations to the above embodiments within the scope of this application.

Claims

1. A strength tester for the lifting strength of a display screen bracket, characterized in that: It comprises a frame (1), a force testing assembly (2), a positioning fixture (3) and a processor, wherein: The force testing component (2), the positioning fixture (3) and the processor are all installed on the operating table of the frame, the force testing component (2) is electrically connected to the processor, the force testing component (2) is located on the operating table (11), and the positioning fixture (3) is installed on both sides of the force testing component (2) to limit the workpiece to be tested; The force testing assembly (2) comprises a support frame (21), a motor (24), a lead screw nut assembly (23), a weighing sensor (25), and a bracket (22); the support frame (21) is mounted on the operating table (11); the motor (24) is mounted on the support frame (21); the motor (24) is connected to the lead screw of the lead screw nut assembly (23); the nut of the lead screw nut assembly (23) is connected to the bracket (22); the motor (24) drives the bracket (22) to move along the The support frame (21) moves in the height direction, the support frame (22) contacts one end of the display screen support frame (5) to drive the display screen support frame (5) to contract, the weighing sensor (25) is installed on the support frame (21) and within the spatial range of the support frame (22), so that the weighing sensor (25) can abut against the upper and lower ends of the support frame (22) to measure the strength of the constant force spring in the display screen support frame (5), wherein the positioning fixture (3) is installed on both sides of the support frame (21); The bracket (22) comprises a first connecting rod (221), a second connecting rod (222), and a third connecting rod (223) connected between the first connecting rod (221) and the second connecting rod (222); the first connecting rod (221) is connected to the nut; the lower end of the second connecting rod abuts against the arm of the display bracket (5); and the weighing sensor (25) is arranged between the first connecting rod (221) and the second connecting rod (222); A guide rail (26) and a slider (27) are provided between the support frame (21) and the bracket (22), and the slider (27) is mounted on the guide rail (26).

2. The strength testing machine for measuring the lifting strength of a display screen support according to claim 1, characterized in that: The processor comprises a chassis (4), a display, a human-machine interface control element and a data processing element; the chassis (4) is mounted on an operating table (11) of the frame (1); the display and the human-machine interface control element are mounted on a front panel of the chassis (4); the data processing element is mounted inside the chassis (4); and the force testing component (2), the display and the human-machine interface control element are all electrically connected to the data processing element.

3. The strength testing machine for measuring the lifting strength of a display screen support according to claim 2, characterized in that: The processor further comprises a warning component, the warning component is connected to the top of the chassis (4), and the warning component is electrically connected to the data processing element; It also includes a power supply, which is installed in the chassis (4).

4. The strength testing machine for measuring the lifting strength of a display screen support according to claim 2, characterized in that: The front plate of the chassis (4) is provided with a first mounting opening (41) and a second mounting opening (42), and the side plates of the chassis are provided with a wire passage opening (43) and a mounting hole (44).

5. According to the strength testing machine for the lifting force of a display screen bracket as described in claim 1, a control button is provided at the front end of the operating table (11); and a slidable placement plate is provided at the bottom of the operating table.

6. The strength testing machine for measuring the lifting strength of a display screen support according to claim 1, characterized in that: The bottom of the frame (1) is provided with adjustable casters (12).

7. The strength testing machine for measuring the lifting strength of a display screen support according to claim 1, characterized in that: It also includes a barcode printer, which is placed on the storage table of the frame (1).

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