CN108346356A - A kind of physics lesson student material tensile test testing machine - Google Patents
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
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Abstract
Description
技术领域technical field
本发明涉及物理试验技术领域，具体为一种物理课学生用材料拉力测试试验机。The invention relates to the technical field of physical experiments, in particular to a material tensile testing machine for physics students.
背景技术Background technique
力学实验是物理课实验中必不可少的一项，通过试验能够直观、清晰地让学生理解物理知识，材料的拉力测试是力学实验中的一个分支，通过拉力测试试验能够让学生清楚地认识材料的抗拉能力强度，对弹力和伸展长度的相关性做出研究，得出准确的弹性系数，现有的拉力测试试验机使用不方便，测量的数据不够准确，且不便于检测数据的处理，为此，我们提出一种物理课学生用材料拉力测试试验机。The mechanics experiment is an indispensable item in the physics experiment. Through the experiment, students can understand the physics knowledge intuitively and clearly. The tensile test of the material is a branch of the mechanical experiment. Through the tensile test experiment, the students can clearly understand the material The strength of the tensile strength, the correlation between the elastic force and the stretched length is studied, and the accurate elastic coefficient is obtained. The existing tensile testing machine is inconvenient to use, the measured data is not accurate enough, and it is not easy to process the detection data. For this reason, we propose a material tensile testing machine for physics students.
发明内容Contents of the invention
本发明的目的在于提供一种物理课学生用材料拉力测试试验机，以解决上述背景技术中提出的现有的拉力测试试验机使用不方便，测量的数据不够准确，且不便于检测数据的处理的问题。The object of the present invention is to provide a kind of material tensile testing machine for physics class students, to solve the existing tensile testing machine proposed in the above background technology is inconvenient to use, the measured data is not accurate enough, and it is not easy to process the detection data The problem.
为实现上述目的，本发明提供如下技术方案：一种物理课学生用材料拉力测试试验机，包括底座，所述底座的底部四角均设置有移动轮，所述底座的顶部设置有检测主机和立柱，且立柱位于检测主机的右侧，所述检测主机的前表面设置有显示屏，所述检测主机的顶部左右两侧分别设置有无线通讯装置和打印装置，所述立柱的左侧底部安装有电机，所述电机的顶部动力输出端安装有丝杆，所述丝杆的外壁螺接有升降块，所述立柱的左侧开有滑槽，所述升降块的右侧设置有与滑槽相配合的滑条，所述立柱的顶部设置有顶板，所述顶板的底部左侧设置有拉力传感器，所述拉力传感器的底部和升降块的顶部左侧均安装有材料装夹块，所述升降块的底部左侧设置有激光测距装置，所述检测主机分别与电机、拉力传感器、激光测距装置、无线通讯装置和打印装置电性连接。In order to achieve the above object, the present invention provides the following technical solutions: a material tensile testing machine for physics class students, including a base, the four corners of the bottom of the base are equipped with moving wheels, and the top of the base is equipped with a detection host and a column , and the column is located on the right side of the detection host, the front surface of the detection host is provided with a display screen, the top left and right sides of the detection host are respectively provided with a wireless communication device and a printing device, and the left bottom of the column is installed with a Motor, the top power output end of the motor is equipped with a screw rod, the outer wall of the screw rod is screwed with a lifting block, the left side of the column is provided with a chute, and the right side of the lifting block is provided with a chute The matching slide bar, the top of the column is provided with a top plate, the left side of the bottom of the top plate is provided with a tension sensor, the bottom of the tension sensor and the top left side of the lifting block are equipped with a material clamping block, the A laser distance measuring device is arranged on the left side of the bottom of the lifting block, and the detection host is electrically connected with the motor, the tension sensor, the laser distance measuring device, the wireless communication device and the printing device respectively.
优选的，所述电机为伺服电机。Preferably, the motor is a servo motor.
优选的，所述材料装夹块包括底板，所述底板的顶部左右两侧均固定有固定板，右侧所述固定板的右侧螺接有螺栓，所述螺栓的左侧贯穿右侧固定板转动连接有装夹板。Preferably, the material clamping block includes a bottom plate, fixed plates are fixed on the left and right sides of the top of the bottom plate, the right side of the fixed plate on the right side is screwed with bolts, and the left side of the bolts passes through the right side and is fixed The plate is rotatably connected with a clamping plate.
优选的，所述螺栓的左侧与装夹板的右侧的连接处安装有轴承。Preferably, a bearing is installed at the joint between the left side of the bolt and the right side of the clamping plate.
与现有技术相比，本发明的有益效果是：该发明提出的一种物理课学生用材料拉力测试试验机，通过电机的带动丝杆的旋转，能够实现升降块的升降，实现对材料拉力的测试，使用方便，且便于控制，装置运行的平稳性高，配合激光测距装置进行升降距离的测量，提高了测试测试精度，且通过打印装置能够将测试结果打印出来，通过无线通讯装置能够进行检测数据的无线收发，便于数据的处理。Compared with the prior art, the beneficial effect of the present invention is: a material tensile testing machine for physics class students proposed by the present invention can realize the lifting of the lifting block through the rotation of the screw rod driven by the motor, and realize the pulling force of the material. The test is easy to use and easy to control, and the device operates with high stability. It cooperates with the laser distance measuring device to measure the lifting distance, which improves the test accuracy, and the test results can be printed out through the printing device, and the wireless communication device can be used. The detection data is sent and received wirelessly, which is convenient for data processing.
附图说明Description of drawings
图1为本发明结构示意图；Fig. 1 is a structural representation of the present invention;
图2为本发明材料装夹块结构示意图。Fig. 2 is a schematic diagram of the structure of the material clamping block of the present invention.
图中：1底座、2移动轮、3立柱、4滑槽、5顶板、6滑条、7电机、8丝杆、9拉力传感器、10升降块、11材料装夹块、111底板、112固定板、113螺栓、114装夹板、12激光测距装置、13检测主机、14显示屏、15无线通讯装置、16打印装置。In the figure: 1 base, 2 moving wheels, 3 columns, 4 chute, 5 top plate, 6 slide bar, 7 motor, 8 screw rod, 9 tension sensor, 10 lifting block, 11 material clamping block, 111 bottom plate, 112 fixing board, 113 bolts, 114 splint, 12 laser distance measuring device, 13 detection host, 14 display screen, 15 wireless communication device, 16 printing device.
具体实施方式Detailed ways
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
请参阅图1-2，本发明提供一种技术方案：一种物理课学生用材料拉力测试试验机，包括底座1，所述底座1的底部四角均设置有移动轮2，所述底座1的顶部设置有检测主机13和立柱3，且立柱3位于检测主机13的右侧，所述检测主机13的前表面设置有显示屏14，所述检测主机13的顶部左右两侧分别设置有无线通讯装置15和打印装置16，所述立柱3的左侧底部安装有电机7，所述电机7的顶部动力输出端安装有丝杆8，所述丝杆8的外壁螺接有升降块10，所述立柱3的左侧开有滑槽4，所述升降块10的右侧设置有与滑槽4相配合的滑条6，所述立柱3的顶部设置有顶板5，所述顶板5的底部左侧设置有拉力传感器9，所述拉力传感器9的底部和升降块10的顶部左侧均安装有材料装夹块11，所述升降块10的底部左侧设置有激光测距装置12，所述检测主机13分别与电机7、拉力传感器9、激光测距装置12、无线通讯装置15和打印装置16电性连接。Please refer to Fig. 1-2, the present invention provides a kind of technical scheme: a kind of material tensile testing machine for physics class students, comprises base 1, and the four corners of the bottom of described base 1 are all provided with moving wheels 2, and the base 1 The top is provided with a detection host 13 and a column 3, and the column 3 is located on the right side of the detection host 13, the front surface of the detection host 13 is provided with a display screen 14, and the left and right sides of the top of the detection host 13 are respectively provided with wireless communication channels. Device 15 and printing device 16, motor 7 is installed on the left side bottom of described column 3, and screw rod 8 is installed on the top power output end of described motor 7, and the outer wall of described screw rod 8 is screwed with lifting block 10, so The left side of the column 3 is provided with a chute 4, the right side of the lifting block 10 is provided with a slide bar 6 matched with the chute 4, the top of the column 3 is provided with a top plate 5, and the bottom of the top plate 5 The left side is provided with a tension sensor 9, the bottom of the tension sensor 9 and the top left side of the lifting block 10 are equipped with a material clamping block 11, and the bottom left side of the lifting block 10 is provided with a laser distance measuring device 12, so The detection host 13 is electrically connected with the motor 7, the tension sensor 9, the laser distance measuring device 12, the wireless communication device 15 and the printing device 16 respectively.
其中，所述电机7为伺服电机，所述材料装夹块11包括底板111，所述底板111的顶部左右两侧均固定有固定板112，右侧所述固定板112的右侧螺接有螺栓113，所述螺栓113的左侧贯穿右侧固定板112转动连接有装夹板114，所述螺栓113的左侧与装夹板114的右侧的连接处安装有轴承。Wherein, the motor 7 is a servo motor, the material clamping block 11 includes a bottom plate 111, the top left and right sides of the bottom plate 111 are fixed with a fixed plate 112, and the right side of the fixed plate 112 on the right side is screwed with a Bolt 113 , the left side of the bolt 113 passes through the right side fixing plate 112 and is rotatably connected to the clamping plate 114 , and a bearing is installed at the joint between the left side of the bolt 113 and the right side of the clamping plate 114 .
工作原理：使用时，通过移动轮2将该装置移动至使用位置，将需要测试的材料的两端分别装夹在两组材料装夹块11内，然后拧紧螺栓113，通过装夹板114的移动，实现对材料的夹紧，然后通过检测主机13控制电机7的转动，通过电机7带动丝杆8的转动，从而实现升降块10的下降，实现对材料的拉伸，通过拉力传感器9进行拉力检测，激光测距装置12进行位移的测量，检测主机13进行数据的记录，并通过显示屏14显示出来，打印装置16可以对检测数据进行打印，通过无线通讯装置15实现检测数据的无线发送，测试完成后，松动螺栓113，取出材料即可。Working principle: When in use, move the device to the use position through the moving wheel 2, respectively clamp the two ends of the material to be tested in two sets of material clamping blocks 11, then tighten the bolts 113, and move the clamping plate 114 , realize the clamping of the material, and then control the rotation of the motor 7 through the detection host 13, and drive the rotation of the screw rod 8 through the motor 7, so as to realize the decline of the lifting block 10, realize the stretching of the material, and perform the pulling force through the tension sensor 9 Detection, the laser ranging device 12 measures the displacement, the detection host 13 records the data, and displays it through the display screen 14, the printing device 16 can print the detection data, and realize the wireless transmission of the detection data through the wireless communication device 15, After the test is completed, loosen the bolt 113 and take out the material.
尽管已经示出和描述了本发明的实施例，对于本领域的普通技术人员而言，可以理解在不脱离本发明的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型，本发明的范围由所附权利要求及其等同物限定。Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.
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| CN109238870A (en) * | 2018-09-30 | 2019-01-18 | 张家港立志传导新材料有限公司 | A kind of copper binding wire tensile testing machine of multiple-protection effect |
| CN109269887A (en) * | 2018-09-30 | 2019-01-25 | 张家港立志传导新材料有限公司 | Copper wire tension testing machine with good fixing effect |
| CN109632477A (en) * | 2018-12-07 | 2019-04-16 | 徐州腾威机电科技有限公司 | A kind of stretching force detecting apparatus convenient for controlling pulling force size |
| CN110274821A (en) * | 2018-08-30 | 2019-09-24 | 南京禹智智能科技有限公司 | High-precision industrial intelligent clamp device |
| CN110514515A (en) * | 2019-08-22 | 2019-11-29 | 安徽天瑞塑业有限公司 | A kind of more diametrical draw test devices of nylon wire |
| CN112937418A (en) * | 2021-03-10 | 2021-06-11 | 机械工业第九设计研究院有限公司 | AGV tray fine positioning clamping mechanism |
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| CN109238870A (en) * | 2018-09-30 | 2019-01-18 | 张家港立志传导新材料有限公司 | A kind of copper binding wire tensile testing machine of multiple-protection effect |
| CN109269887A (en) * | 2018-09-30 | 2019-01-25 | 张家港立志传导新材料有限公司 | Copper wire tension testing machine with good fixing effect |
| CN109238870B (en) * | 2018-09-30 | 2023-12-29 | 张家港立志传导新材料有限公司 | Copper-clad wire tensile testing machine with multiple protection effects |
| CN109269887B (en) * | 2018-09-30 | 2024-04-09 | 江苏广川超导科技有限公司 | A copper-clad wire tensile testing machine with good fixing effect |
| CN109632477A (en) * | 2018-12-07 | 2019-04-16 | 徐州腾威机电科技有限公司 | A kind of stretching force detecting apparatus convenient for controlling pulling force size |
| CN110514515A (en) * | 2019-08-22 | 2019-11-29 | 安徽天瑞塑业有限公司 | A kind of more diametrical draw test devices of nylon wire |
| CN112937418A (en) * | 2021-03-10 | 2021-06-11 | 机械工业第九设计研究院有限公司 | AGV tray fine positioning clamping mechanism |
| CN115078697A (en) * | 2022-06-14 | 2022-09-20 | 河北南玻玻璃有限公司 | Float glass plate tightness testing device, system and method |
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Application publication date: 20180731 |