Lamp strip torsion testing machine

Abstract

The utility model discloses a lamp strip torsion testing machine which comprises a supporting seat, a first support, a second support and a third support are sequentially arranged along the length direction of the supporting seat, the first support and the third support are both fixedly connected with the supporting seat, and the second support is slidably connected with the supporting seat; the first clamping jaw is mounted on the first bracket and is rotationally connected with the first bracket; the second clamping jaw is mounted on the second bracket and is fixedly connected with the second bracket; the rotating motor is installed on the first support, and the output end of the rotating motor is connected with the first clamping jaw; the force value display instrument is installed on the third support, and the detection end of the force value display instrument is connected with the end, close to the third support, of the second support; and the control box is mounted on the supporting seat and is electrically connected with the rotating motor and the force value display instrument.

Description

Technical Field

[0001] The utility model relates to the technical field of strip torsion testing, in particular to a strip torsion testing machine. Background Art

[0002] An LED strip refers to an LED assembled on a strip-shaped FPC flexible board or a PCB hard board, and it gets its name because its product shape is like a strip. Because of its long service life, high energy efficiency and environmental friendliness, it has gradually emerged in various decoration industries. However, there is currently a lack of torsion testing for LED strips. Content of the Utility Model

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art. For this purpose, the utility model provides a strip torsion testing machine, which automatically tests the torsion of an LED strip, improves the detection efficiency, and has a simple and practical structure.

[0004] The strip torsion testing machine according to the embodiment of the utility model includes:

[0005] A support base, on which a first bracket, a second bracket and a third bracket are sequentially arranged along the length direction of the support base. Both the first bracket and the third bracket are fixedly connected to the support base, and the second bracket is slidably connected to the support base;

[0006] A first jaw, which is installed on the first bracket and rotatably connected to the first bracket;

[0007] A second jaw, which is installed on the second bracket and fixedly connected to the second bracket;

[0008] A rotating motor, which is installed on the first bracket, and the output end of the rotating motor is connected to the first jaw;

[0009] A force value display, which is installed on the third bracket, and the detection end of the force value display is connected to one end of the second bracket close to the third bracket;

[0010] A control box, which is installed on the support base and electrically connected to the rotating motor and the force value display.

[0011] For the strip torsion testing machine according to the embodiment of the utility model, a guide rail is arranged on the support base, and sliders are arranged at the bottoms of the first bracket and the second bracket. The sliders are slidably connected to the guide rail.

[0012] For the strip torsion testing machine according to the embodiment of the utility model, a locking member is arranged on the first bracket, and the locking member is used to fix the first bracket on the support base.

[0013] For the strip torsion testing machine according to the embodiment of the utility model, the first jaw includes a mounting block and two jaw blocks mounted on the mounting block. The two jaw blocks are slidably connected to the mounting block and are arranged oppositely.

[0014] For the strip torsion testing machine according to an embodiment of the present utility model, a locking screw is provided on any one of the clamping blocks, and one end of the locking screw is threadedly connected to the other clamping block.

[0015] For the strip torsion testing machine according to an embodiment of the present utility model, sawteeth are provided on one side of each of the two clamping blocks facing each other to prevent the strip from falling off during torsion.

[0016] For the strip torsion testing machine according to an embodiment of the present utility model, the second clamping jaw has the same structure as the first clamping jaw.

[0017] The strip torsion testing machine according to an embodiment of the present utility model has at least the following beneficial effects: After a tester fixes the strip to be tested on the testing machine and energizes the strip, the rotating motor drives the first clamping jaw to rotate, thereby driving the strip to twist. At this time, the twisted strip drags the second bracket to move towards the first bracket. At this time, the detection end of the force value display instrument on the third bracket is subjected to the pulling force generated by the strip and displays the pulling force value generated by the strip in real time. When the rotating motor drives the strip to twist a preset number of turns, the tester observes whether there is any flashing or non-lighting of the light source on the strip. If there is no such situation, the strip is qualified.

[0018] The additional aspects and advantages of the present utility model will be partially given in the following description, partially become apparent from the following description, or be understood through the practice of the present utility model. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The above and / or additional aspects and advantages of the present utility model will become apparent and be readily understood from the description of the embodiments in conjunction with the following drawings, wherein:

[0020] Figure 1 is a schematic structural diagram of the strip torsion testing machine according to an embodiment of the present utility model;

[0021] Figure 2 is a schematic structural diagram of the first clamping jaw according to an embodiment of the present utility model.

[0022] DESCRIPTION OF THE REFERENCE NUMERALS:

[0023] Support base 100; First bracket 110; Second bracket 120; Third bracket 130; Guide rail 140; Slide block 150;

[0024] First clamping jaw 200; Mounting block 210; Clamping block 220; Sawteeth 221; Locking screw 230;

[0025] Second clamping jaw 300;

[0026] Rotating motor 400;

[0027] Force value display instrument 500;

[0028] Control box 600. Detailed implementation manners

[0029] Embodiments of the present utility model will be described in detail below. Examples of the embodiments are shown in the accompanying drawings, in which the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present utility model and should not be construed as limiting the present utility model.

[0030] In the description of the present utility model, it should be understood that for orientation descriptions, such as up, down, front, back, left, right, etc., the orientation or positional relationship indicated is based on the orientation or positional relationship shown in the accompanying 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, and thus should not be construed as limiting the present utility model.

[0031] In the description of the utility model, the meaning of several is one or more, the meaning of a plurality is two or more, greater than, less than, exceeding, etc. are understood as not including the present number, and above, below, within, etc. are understood as including the present number. If there is a description of first and second, it is only for the purpose of distinguishing technical features and should not be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features or implicitly indicating the sequence relationship of the indicated technical features.

[0032] In the description of the present utility model, unless otherwise clearly defined, terms such as setting, installation, connection, etc. should be understood in a broad sense. Those skilled in the art can reasonably determine the specific meanings of the above terms in the present utility model in combination with the specific content of the technical solution.

[0033] Referring to Figures 1 to 2 , an embodiment of the present utility model provides a strip torsion testing machine, which includes a support base 100. Along the length direction of the support base 100, a first bracket 110, a second bracket 120, and a third bracket 130 are sequentially arranged. Both the first bracket 110 and the third bracket 130 are fixedly connected to the support base 100, and the second bracket 120 is slidably connected to the support base 100; a first jaw 200 is installed on the first bracket 110 and rotatably connected to the first bracket 110; a second jaw 300 is installed on the second bracket 120 and fixedly connected to the second bracket 120; a rotating motor 400 is installed on the first bracket 110, and the output end of the rotating motor 400 is connected to the first jaw 200; a force value display instrument 500 is installed on the third bracket 130, and the detection end of the force value display instrument 500 is connected to one end of the second bracket 120 close to the third bracket 130; a control box 600 is installed on the support base 100 and electrically connected to the rotating motor 400 and the force value display instrument 500.

[0034] According to some embodiments of the present application, a guide rail 140 is provided on the support base 100, and sliders 150 are provided at the bottoms of the first bracket 110 and the second bracket 120. The sliders 150 are slidably connected to the guide rail 140. Specifically, a locking member is provided on the first bracket 110, and the locking member is used to fix the first bracket 110 to the support base 100.

[0035] According to some embodiments of the present application, the first jaw 200 includes a mounting block 210 and two clamping blocks 220 mounted on the mounting block 210. The two clamping blocks 220 are slidably connected to the mounting block 210, and the two clamping blocks 220 are disposed opposite to each other. A locking screw 230 is provided on any one of the clamping blocks 220, and one end of the locking screw 230 is threadedly connected to the other clamping block 220.

[0036] According to some embodiments of the present application, serrations 221 are provided on one side of the two clamping blocks 220 facing each other to prevent the light strip from falling off when being twisted.

[0037] Among them, the second jaw 300 has the same structure as the first jaw 200.

[0038] After the inspector fixes the light strip to be detected on the testing machine, the light strip is powered on. The rotating motor 400 drives the first jaw 200 to rotate, thereby driving the light strip to twist. At this time, the twisted light strip drags the second bracket 120 to move towards the first bracket 110. At this time, the detection end of the force value display 500 on the third bracket 130 is subjected to the pulling force generated by the light strip and displays the pulling force value generated by the light strip in real time. When the rotating motor 400 drives the light strip to twist a preset number of turns, the inspector observes whether there is a situation of flashing or non-lighting of the light sources on the light strip. If there is no such situation, the light strip is qualified.

[0039] In the description of this specification, the descriptions with reference to the terms "one embodiment", "some embodiments", "schematic embodiments", "examples", "specific examples", or "some examples", etc. mean that the specific features, structures, materials, or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present utility model. In this specification, the schematic descriptions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0040] Although the embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirits of the present utility model. The scope of the present utility model is defined by the claims and their equivalents.

Claims

1. The light strip torque testing machine is characterized by: include: A support seat, wherein a first bracket, a second bracket and a third bracket are sequentially arranged along the length direction of the support seat, the first bracket and the third bracket are both fixedly connected to the support seat, and the second bracket is slidably connected to the support seat; A first clamping jaw, mounted on the first bracket and rotatably connected to the first bracket; A second clamping jaw, mounted on the second bracket and fixedly connected to the second bracket; A rotating motor is mounted on the first bracket, and an output end of the rotating motor is connected to the first clamping claw; A force value display instrument is installed on the third bracket, and a detection end of the force value display instrument is connected to an end of the second bracket close to the third bracket; A control box is installed on the support seat and is electrically connected to the rotating motor and the force value display instrument.

2. The light strip torque testing machine according to claim 1, characterized in that: A guide rail is arranged on the support seat, and a slider is arranged at the bottom of each of the first bracket and the second bracket, and the slider is slidably connected to the guide rail.

3. The light strip torque testing machine according to claim 2, characterized in that: The first bracket is provided with a locking piece, and the locking piece is used to fix the first bracket on the supporting seat.

4. The light strip torque testing machine according to claim 1, characterized in that: The first clamping jaw comprises a mounting block and two clamping blocks mounted on the mounting block. The two clamping blocks are slidably connected to the mounting block and are arranged opposite to each other.

5. The light strip torque testing machine according to claim 4, characterized in that: Any one of the clamping blocks is provided with a locking screw, and one end of the locking screw is threadedly connected to the other clamping block.

6. The light strip torque testing machine according to claim 4, characterized in that: The opposite sides of the two clamping blocks are both provided with saw teeth.

7. The light strip torque testing machine according to claim 6, characterized in that: The second clamping jaw has the same structure as the first clamping jaw.

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