Numerical control Young modulus measuring device

Abstract

The utility model discloses a numerical control Young modulus measuring device which is characterized by comprising a controller, a measuring frame and a telescope, the measuring frame and the telescope are connected with the controller, and a detachable network communication module is installed on the controller. The connecting assembly is arranged on the measuring frame and is used for fixedly connecting a metal wire; the optical lever assembly is arranged on the measuring frame and is used for measuring the metal wire; through the arrangement of the device, the controller is used for controlling the action of the optical lever and the tension sensor, the focusing of the observation mirror is used for replacing the traditional manual adjustment, the electronic camera is used for obtaining the reading obtained by the observation mirror, finally, the controller transmits related data to a remote network computer or a mobile phone, and the accurate Young modulus is obtained after analysis and calculation. The automation degree is high, the operation is accurate, and the remote online control measurement experiment of the Young modulus of the metal wire is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of optical measurement, in particular to a digitally controlled Young's modulus measuring device. Background Art

[0002] The measurement of Young's modulus is an important experiment for measuring the material properties of metal wires. The traditional tensile method uses the principle of optical levers to measure the Young's modulus of metal wires. Conventional Young's modulus measuring instruments can only be measured by manually adjusting the optical lever or the tension value of the tension sensor, and then the reading on the ruler is obtained by observing the telescope with the naked eye, and the data is recorded to calculate the Young's modulus. All adjustment processes must be completed offline, and it is impossible to connect to the physical instrument online through the network and conduct remote experiments during the theoretical classroom teaching process, so it is necessary to propose a numerical control Young's modulus measurement device. Utility Model Content

[0003] The purpose of the utility model is to solve the above problems and to provide a digital controlled Young's modulus measuring device.

[0004] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: its characteristics include a controller, a measuring frame and a telescope connected to the controller, the controller is equipped with a detachable network communication module, a connecting component installed on the measuring frame for fixing and connecting a metal wire, and an optical lever component installed on the measuring frame for measuring the elongation of the metal wire, the connecting component includes a fixing seat installed on the measuring frame, an electric control actuator 1 installed on the measuring frame and controlled by the controller, a tension sensor connected to the electric control actuator 1 and feeding back data to the controller, and a clamping seat connected to the tension sensor and corresponding to the fixing seat, the optical lever component includes a luminous scale installed on the measuring frame and controlled by the controller, a placing table installed on the measuring frame, a measuring block installed on the placing table, an optical lever installed on the measuring block to feed back the scale of the luminous scale to the telescope, and an electric control actuator 2 installed on the measuring block to drive the optical lever to rotate and controlled by the controller.

[0005] Preferably, the measuring block is connected with a first support leg and a second support leg, and the placement platform is provided with a plurality of positioning grooves cooperating with the first support leg and the second support leg.

[0006] Preferably, the measuring block is also provided with a supporting foot three cooperating with the end surface of the clamping seat, and the measuring block is provided with an adjusting bolt for adjusting the length of the supporting foot three.

[0007] Preferably, anchor bolts for adjusting the level are installed at the bottom of the measuring frame.

[0008] Preferably, it also includes a driving mechanism for adjusting the observation mirror, wherein the observation mirror includes a focusing lens barrel and an eyepiece, and the driving mechanism includes a base, an adjusting rod connected to the base for supporting the observation mirror, an electric-controlled actuator three installed on the adjusting rod and controlled by the controller, a conveyor belt installed on the electric-controlled actuator three for driving the focusing lens barrel to focus, and an electronic camera installed on the observation mirror for collecting images in the eyepiece, and the electronic camera is connected to the controller.

[0009] Preferably, a fastening bolt for fixing the adjusting rod is installed on the base.

[0010] Preferably, the electronically controlled actuator 1, the electronically controlled actuator 2 and the electronically controlled actuator 3 are selected from one or more combinations of DC motor actuators, AC motor actuators or stepper motor actuators.

[0011] The beneficial effects of the utility model are as follows: through the setting of the device, a controller is used to control the actions of the optical lever, the tension sensor and the observation mirror to replace the traditional manual adjustment, and an electronic camera is used to obtain the readings obtained by the observation mirror, and finally the accurate Young's modulus is obtained after analysis and calculation by the controller, with a high degree of automation and precise operation, thereby improving the measurement accuracy; on the other hand, through the detachable network control module, the controller can also be remotely controlled to realize the remote measurement of the Young's modulus of the metal wire;

[0012] By setting up the luminous ruler, the scale on the luminous ruler can be more clearly transmitted to the telescope through the optical lever, and the image is clearer, which helps to improve the measurement accuracy;

[0013] By setting the electronically controlled actuator 1 and the electronically controlled actuator 2, the controller automatically controls the rotation angle of the optical lever, increases or decreases the tension value of the tension sensor, realizes precise adjustment, and improves the measurement accuracy;

[0014] By setting the electronically controlled actuator three, the focal length of the telescope can be adjusted more accurately by controlling the electronically controlled actuator three through the controller, so that the image is clearer. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is an enlarged schematic diagram of the structure at A of the utility model;

[0017] Figure 3 This is a schematic diagram of the local structure of the measuring frame of the utility model;

[0018] Figure 4 It is a schematic diagram of the structure of the observation mirror and the driving mechanism of the utility model.

[0019] Markings in the figure: 1 measuring frame, 11 telescope, 12 anchor bolt, 13 focusing lens barrel, 14 eyepiece, 20 fixing seat, 21 clamping seat, 22 tension sensor, 23 electric actuator 1, 30 luminous ruler, 31 placing table, 32 measuring block, 33 optical lever, 34 electric actuator 2, 35 support leg 1, 36 support leg 2, 37 positioning groove, 38 support leg 3, 39 adjusting bolt, 40 base, 41 adjusting rod, 42 electric actuator 3, 43 conveyor belt, 44 electronic camera, 45 fastening bolt, 5 controller. DETAILED DESCRIPTION

[0020] The following is a further description of the numerically controlled Young's modulus measuring device of the present invention through embodiments and in conjunction with the accompanying drawings.

[0021] See also Figures 1 to 3As shown, the utility model proposes a numerically controlled Young's modulus measuring device, which is characterized by comprising a controller 5, a measuring frame 1 and a telescope 11 connected to the controller 5 by cables, the controller 5 being equipped with a detachable network communication module, a connecting component installed on the measuring frame 1 for fixing and connecting a metal wire, and an optical lever component installed on the measuring frame 1 for measuring the elongation of the metal wire, the connecting component comprising a fixing seat 20 installed on the measuring frame 1, an electric control actuator 23 installed on the measuring frame 1 by bolts and controlled by the controller 5, a tension sensor 22 connected to the electric control actuator 23 and feeding back data to the controller 5, and a clamping seat 21 connected to the tension sensor 22 and corresponding to the fixing seat 20. The fixing seat 20 and the clamping seat 21 clamp the metal wire by bolts. The optical lever assembly includes a luminous ruler 30 installed on the measuring frame 1 by bolts and controlled by the controller 5, a placing table 31 installed on the measuring frame 1 by bolts, a measuring block 32 movably installed on the placing table 31, an optical lever 33 installed on the measuring block 32 to feed back the scale of the luminous ruler 30 to the telescope 11, and an electric control actuator 2 34 installed on the measuring block 32 to drive the optical lever 33 to rotate and controlled by the controller 5. The mirror angle of the optical lever 33 is adjusted by the electric control actuator 2 34. The measuring block 32 is installed with a support leg 1 35 and a support leg 2 36 by bolt connection. The placing table 31 is provided with a plurality of support legs connected to the support leg 35. The positioning groove 37 of the foot 1 35 and the foot 2 36 is matched, the measuring block 32 is also equipped with a foot 38 matched with the end face of the clamping seat 21, the measuring block 32 is equipped with an adjusting bolt 39 for adjusting the length of the foot 38, and the bottom of the measuring frame 1 is equipped with an anchor bolt 12 for adjusting the horizontality of the measuring frame 1; through the setting of the device, the controller 5 is used to control the action of the optical lever 33 and the tension sensor 22 to replace the traditional manual adjustment, and the electronic camera 44 is used to obtain the reading obtained by the observation mirror 11, and finally the accurate Young's modulus is obtained after analysis and calculation by the controller 5, the degree of automation is high, the operation is precise, and the measurement accuracy is improved; on the other hand, through the detachable network control module, The controller 5 can also be remotely controlled to measure the Young's modulus of the metal wire; the horizontal flatness of the entire measuring frame 1 can be adjusted by setting the anchor bolts 12, thereby ensuring the accuracy of the measurement; the scale on the luminous scale 30 can be more clearly transmitted to the telescope 11 through the optical lever 33 by setting the luminous scale 30, and the imaging is clearer, which helps to improve the measurement accuracy; by setting the electric control actuator 1 23 and the electric control actuator 2 34, the controller 5 controls the electric control actuator 1 23 to drive the optical lever 33 to rotate the angle, or controls the electric control actuator 2 34 to drive the tension sensor 22, so as to increase or decrease the tension value of the tension sensor 22, realize precise adjustment, and improve the measurement accuracy;By setting a plurality of positioning slots 37, the measuring block 32 can be placed in different positioning slots 37, and the length of the support leg 38 can be adjusted by adjusting the bolt 39, so that the measuring block 32 is more stable on the placement table 31;

[0022] In one embodiment, as shown in the attached Figure 4 As shown, it also includes a driving mechanism for adjusting the telescope 11, the observation telescope 11 includes a focusing lens barrel 13 and an eyepiece 14, the driving mechanism includes a base 40, an adjusting rod 41 movably connected to the base 40 for supporting the telescope 11, an electric control actuator 3 42 installed on the adjusting rod 41 by bolts and controlled by the controller 5, a conveyor belt 43 installed on the electric control actuator 3 42 to drive the focal length adjustment of the focusing lens barrel 13, and an electronic camera 44 installed on the telescope 11 by a clamp to collect images in the eyepiece 14, the electronic camera 44 is connected to the controller 5, and a fastening bolt 45 for fixing the adjusting rod 41 is installed on the base 40; through the setting of the electric control actuator 3 42, the focus of the telescope 11 can be adjusted more accurately by controlling the electric control actuator 3 42 by the controller 5, so that the image is clearer; through the setting and coordination of the focusing lens barrel 13 and the eyepiece 14, the focusing lens barrel 13 can make the image of the luminous scale 30 in the field of view clearer, and the adjustment of the eyepiece 14 can make the cross division line clearly visible for easy observation.

[0023] The electronically controlled actuator 1 23, the electronically controlled actuator 2 34 and the electronically controlled actuator 3 42 are selected from one or more combinations of DC motor actuators, AC motor actuators or stepping motor actuators; through the setting of the controller 5, the electronically controlled actuator 1 23, the electronically controlled actuator 2 34, the electronically controlled actuator 3 42 and the luminous scale 30 are connected to the controller 5 through cables and are uniformly controlled by the controller 5. The electronic camera 44 and the tension sensor 22 are connected through cables, and the relevant image data and changes in tension values ​​are transmitted to the controller 5. After the controller 5 is connected to the network communication module, the device can be remotely controlled to measure the Young's modulus.

[0024] When the utility model is used, firstly, one end of the metal wire is fixedly installed on the fixing seat 20 by bolts, and the other end of the metal wire is fixedly installed on the clamping seat 21 by bolts, and the electric control actuator 2 34 is turned on by the controller 5, so that the electric control actuator 2 34 tightens the tension sensor 22, and the tension value of the tension sensor 22 is maintained at about 2KG, so that the loose or bent metal wire is maintained in a straightened state. At this time, the end face of the clamping seat 21 is flush with the placement table 31, and the support foot 1 35 and the support foot 2 36 on the measuring block 32 are in the positioning groove 37, and the support foot 3 38 is on the end face of the clamping seat 21; turn on the switch of the luminous scale 30 on the controller 5, and drive the electric control actuator 1 23 through the controller 5 to adjust the angle of the optical lever 33, and start the electric control actuator 3 42 to drive the conveyor belt 43 at the same time, and the conveyor belt 43 adjusts the image clarity on the focusing tube 13 to make the image in the eyepiece 14 clear, and transmits the image in the eyepiece 14 to the controller 5 through the electronic camera 44. Then, the network communication module is used to transmit the information to a remote network computer or mobile phone for easy observation. The tension sensor 22 is cleared by the controller 5. The controller 5 controls the electric actuator 2 34 to pull the tension sensor 22, so that the tension sensor 22 increases the tension value according to a rule. At this time, the metal wire is slightly stretched by the force, and the clamping seat 21 moves slightly downward. The support leg 38 moves slightly downward along with the end face of the clamping seat 21, so that the optical lever 33 rotates at a small angle. The movement of the reflective ruler 30 is reflected into the observation mirror 11 through the optical lever 33, and the image is transmitted to the external network communication module connected to the controller 5 through the electronic camera 44, and the image is transmitted to the remote network computer or mobile phone. After analysis and calculation, the Young's modulus of the metal wire under the current tension value is obtained. The Young's modulus of the metal wire under different tension values ​​is measured in the above manner, and finally a Young's modulus measurement report is formed, thereby realizing remote measurement of the Young's modulus of the metal wire.

[0025] The above embodiments are intended to illustrate the present invention, not to limit the present invention. Any solution that is a simple transformation of the present invention falls within the protection scope of the present invention.

Claims

1. A numerically controlled Young's modulus measuring device, characterized in that it comprises a controller (5), a measuring frame (1) and an observation mirror (11) connected to the controller (5), wherein the controller (5) is provided with a detachable network communication module, a connecting assembly installed on the measuring frame (1) for fixing and connecting a metal wire, and an optical lever assembly installed on the measuring frame (1) for measuring the elongation of the metal wire, wherein the connecting assembly comprises a fixing seat (20) installed on the measuring frame (1), an electric control actuator (23) installed on the measuring frame (1) and controlled by the controller (5), and a connecting assembly connected to the electric control actuator (23) and providing feedback to the controller (5). A tension sensor (22) for feeding back data, a clamping seat (21) connected to the tension sensor (22) and corresponding to the fixing seat (20), the optical lever assembly comprising a luminous scale (30) mounted on a measuring frame (1) and controlled by a controller (5), a placement table (31) mounted on the measuring frame (1), a measuring block (32) mounted on the placement table (31), an optical lever (33) mounted on the measuring block (32) and feeding back the scale of the luminous scale (30) to an observation mirror (11), and an electric control actuator (34) mounted on the measuring block (32) and driving the optical lever (33) to rotate and controlled by the controller (5).

2. A numerically controlled Young's modulus measuring device according to claim 1, characterized in that: The measuring block (32) is connected to a first support leg (35) and a second support leg (36), and the placement platform (31) is provided with a plurality of positioning grooves (37) that cooperate with the first support leg (35) and the second support leg (36).

3. A numerically controlled Young's modulus measuring device according to claim 2, characterized in that: The measuring block (32) is also provided with a support leg three (38) matched with the end surface of the clamping seat (21), and the measuring block (32) is provided with an adjusting bolt (39) for adjusting the length of the support leg three (38).

4. A numerically controlled Young's modulus measuring device according to claim 1, characterized in that: Anchor bolts (12) for adjusting the level are installed at the bottom of the measuring frame (1).

5. A numerically controlled Young's modulus measuring device according to claim 1, characterized in that: The invention also comprises a driving mechanism for adjusting the observation mirror (11), wherein the observation mirror (11) comprises a focusing lens barrel (13) and an eyepiece (14), and the driving mechanism comprises a base (40), an adjusting rod (41) connected to the base (40) for supporting the observation mirror (11), an electric control actuator (42) mounted on the adjusting rod (41) and controlled by a controller (5), a conveyor belt (43) mounted on the electric control actuator (42) for driving the focusing lens barrel (13) to focus, and an electronic camera (44) mounted on the observation mirror (11) for collecting images in the eyepiece (14), wherein the electronic camera (44) is connected to the controller (5).

6. A numerically controlled Young's modulus measuring device according to claim 5, characterized in that: A fastening bolt (45) for fixing the adjusting rod (41) is installed on the base (40).

7. A numerically controlled Young's modulus measuring device according to claim 1 or 5, characterized in that: The electronically controlled actuator 1 (23), the electronically controlled actuator 2 (34) and the electronically controlled actuator 3 (42) are selected from one or more combinations of DC motor actuators, AC motor actuators or stepper motor actuators.

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