Microscope hardness detection instrument for automobile shaft

Abstract

The microscope hardness detection instrument comprises a microscope body, an objective table, an ocular lens, an objective lens and telescopic supporting structures, the objective table is installed in the microscope body, clamping blocks are arranged on the two sides of the top end of the objective table, the telescopic supporting structures are arranged on the outer walls of the two sides of the objective table, and the objective lens is installed on the objective table. The telescopic supporting structure comprises a first supporting cylinder, a second supporting cylinder, a third supporting cylinder, a fourth supporting cylinder, a fifth supporting cylinder and an arc-shaped support, the objective lens is installed in the microscope body above the objective table, the ocular lens is installed on the outer wall of the top of the microscope body, and a control panel is installed on the outer wall of the bottom of the microscope body. According to the utility model, not only is the supporting structure provided, the stability of placing the automobile shaft improved, the automobile shaft can be conveniently and rapidly fixed, but also the microscope body can be conveniently adjusted to a horizontal state.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile axle detection, in particular to a microscope hardness detection instrument for automobile axles. Background Art

[0002] The automobile axle is one of the important parts of the automobile. The function of the axle is to bear the load of the automobile and ensure that the automobile can run normally on the road. Therefore, the axle is required to have sufficient strength and rigidity. Automobile axle hardness testing is an important test in automobile axle production, which can provide a strong and reliable guarantee for safety and durability.

[0003] The principle of the currently used microhardness test is to use the shape of the indenter and the adjustment of the force on the indenter to form a sharp indentation on the surface of the automobile axle, and observe the degree and shape of the indentation through a microscope to infer the hardness value of the automobile axle. However, during testing, since the stage area of ​​most microscopes is small, the support is relatively thin for long automobile axles, and the automobile axles are prone to imbalance when placed, causing inconvenience in testing work, so it is urgently needed to be improved. Utility Model Content

[0004] The purpose of the utility model is to provide a microscope hardness testing instrument for automobile axles to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a microscope hardness testing instrument for an automobile axle, comprising a microscope body, a stage, an eyepiece, an objective lens and a telescopic support structure, wherein the stage is installed inside the microscope body, and clamping blocks are arranged on both sides of the top of the stage, and the telescopic support structures are arranged on the outer walls on both sides of the stage, the telescopic support structure comprises a first support tube, a second support tube, a third support tube, a fourth support tube, a fifth support tube, and an arc-shaped support, the first support tube is fixed on the outer walls on both sides of the stage, the second support tube is arranged inside the first support tube, the third support tube is arranged inside the second support tube, the fourth support tube is fixed at one end of the third support tube, the fifth support tube is arranged on the top of the fourth support tube, and the arc-shaped support is fixed on the top of the fifth support tube, the objective lens is installed inside the microscope body above the stage, the eyepiece is installed on the outer wall of the top of the microscope body, a control panel is installed on the outer wall of the bottom of the microscope body, and buttons are installed on one side of the surface of the control panel, and a display screen is installed on the other side of the surface of the control panel.

[0006] Preferably, a threaded sleeve is fixed at the corner position of the bottom end of the microscope body, and the internal thread of the threaded sleeve is connected to a threaded column, and the bottom end of the threaded column extends to the bottom of the threaded sleeve and is fixed with a supporting foot, so as to facilitate adjusting the microscope body to a horizontal state.

[0007] Preferably, a double-axis threaded rod is rotatably mounted at the center position inside the stage, and one end of the double-axis threaded rod extends to the outside of the stage and is mounted with a knob to facilitate driving the threaded slider to move.

[0008] Preferably, a rubber pad is adhered to the surface of the clamping block, which not only increases the friction force but also prevents scratches or wear on the surface of the automobile axle.

[0009] Preferably, the first support tube, the second support tube, the third support tube, the fourth support tube and the fifth support tube are all connected by damping sliding, so that the components of the telescopic support structure are compactly connected and not easy to loosen.

[0010] Preferably, threaded sliders are mounted on the outer walls on both sides of the double-axis threaded rod, the threaded sliders are threadedly connected to the double-axis threaded rod, and the threaded sliders are fixedly connected to the clamping block to facilitate the movement of the clamping block.

[0011] Compared with the prior art, the utility model has the following beneficial effects: the microscope hardness testing instrument for automobile axles not only has a supporting structure, which improves the stability of the automobile axles when they are placed, and is convenient for quickly fixing the automobile axles, but also facilitates adjusting the microscope body to a horizontal state;

[0012] (1) By providing a first support tube, a second support tube, a third support tube, a fourth support tube, a fifth support tube, and an arc-shaped support, the arc-shaped support can be adjusted to a suitable position by pulling the third support tube to extend from the second support tube, and the second support tube extends from the first support tube at the same time, and then the arc-shaped support is pulled to make the fifth support tube extend from the fourth support tube, and the arc-shaped support can be adjusted to a suitable height. The arc-shaped support supports both ends of the automobile shaft, thereby improving the stability of the automobile shaft when it is placed;

[0013] (2) By providing a double-axis threaded rod, a knob, a threaded slider, a clamping block, and a rubber pad, the automobile axle is placed on the surface of the loading platform, and the knob is turned to rotate the double-axis threaded rod, so that the threaded slider drives the clamping block to translate, and the clamping block clamps the automobile axle, thereby facilitating the fixing of the automobile axle. The provision of the rubber pad not only increases the friction force, but also prevents scratches or wear on the surface of the automobile axle;

[0014] (3) By providing the support feet, the threaded column, and the threaded sleeve, when the microscope body is placed on an uneven table, the threaded column can be rotated to be screwed out of the threaded sleeve to adjust the distance between the microscope body and the table, thereby facilitating the adjustment of the microscope body to a horizontal state. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a front view structural schematic diagram of the utility model;

[0016] Figure 2 It is a cross-sectional enlarged structural schematic diagram of the object carrier of the utility model;

[0017] Figure 3 It is a schematic diagram of the cross-sectional expansion structure of the telescopic support structure of the utility model;

[0018] Figure 4 It is a schematic diagram of an enlarged side cross-sectional structure of the loading platform of the utility model;

[0019] Figure 5 It is a schematic diagram of the enlarged structure of the support foot of the utility model.

[0020] In the figure: 1. microscope body; 2. stage; 3. eyepiece; 4. objective lens; 5. control panel; 6. button; 7. display screen; 8. support foot; 9. clamp; 10. telescopic support structure; 1001. first support tube; 1002. second support tube; 1003. third support tube; 1004. fourth support tube; 1005. fifth support tube; 1006. arc support; 11. biaxial threaded rod; 12. threaded slider; 13. rubber pad; 14. knob; 15. threaded column; 16. threaded sleeve. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. All other embodiments obtained by ordinary technicians in the field without creative work based on the embodiments of the utility model shall fall within the scope of protection of the utility model.

[0022] See also Figure 1-5, the utility model provides an embodiment: a microscope hardness testing instrument for automobile axles, comprising a microscope body 1, a stage 2, an eyepiece 3, an objective lens 4 and a telescopic support structure 10, the stage 2 is installed inside the microscope body 1, and clamping blocks 9 are arranged on both sides of the top of the stage 2, the telescopic support structure 10 is arranged on the outer walls on both sides of the stage 2, the telescopic support structure 10 comprises a first support tube 1001, a second support tube 1002, a third support tube 1003, a fourth support tube 1004, a fifth support tube 1005, and an arc-shaped support 1006, the first support tube 1001 is fixed on the outer walls on both sides of the stage 2, the second support tube 1002 is arranged inside the first support tube 1001, the third support tube 1003 is arranged inside the second support tube 1002, the fourth support tube 1004 is fixed at one end of the third support tube 1003, the fifth support tube 1005 is arranged on the top of the fourth support tube 1004, and the arc-shaped support 1006 is fixed on the top of the fifth support tube 1005;

[0023] The objective lens 4 is installed inside the microscope body 1 above the stage 2, the eyepiece 3 is installed on the outer wall of the top of the microscope body 1, and a control panel 5 is installed on the outer wall of the bottom of the microscope body 1, and buttons 6 are installed on one side of the surface of the control panel 5, and a display screen 7 is installed on the other side of the surface of the control panel 5;

[0024] A threaded sleeve 16 is fixed at the corner position of the bottom end of the microscope body 1, and the internal thread of the threaded sleeve 16 is connected to the threaded column 15, and the bottom end of the threaded column 15 extends to the bottom of the threaded sleeve 16 and is fixed with a supporting foot 8, so as to facilitate adjusting the microscope body 1 to a horizontal state;

[0025] A double-axis threaded rod 11 is rotatably mounted at the center of the stage 2, and one end of the double-axis threaded rod 11 extends to the outside of the stage 2 and is mounted with a knob 14 to facilitate driving the threaded slider 12 to move;

[0026] The surface of the clamp block 9 is adhered with a rubber pad 13, which not only increases the friction force, but also prevents scratches or wear on the surface of the automobile shaft;

[0027] The first support tube 1001, the second support tube 1002, the third support tube 1003, the fourth support tube 1004, and the fifth support tube 1005 are all connected by damping sliding, so that the components of the telescopic support structure 10 are connected compactly and are not easy to loosen;

[0028] Threaded sliders 12 are mounted on the outer walls of both sides of the double-axis threaded rod 11 , and the threaded sliders 12 are threadedly connected to the double-axis threaded rod 11 . The threaded sliders 12 are fixedly connected to the clamping block 9 to facilitate the movement of the clamping block 9 .

[0029] When the embodiment of the present application is in use: first, place the automobile axle to be tested on the surface of the stage 2, turn the knob 14 to rotate the double-axis threaded rod 11, so that the threaded slider 12 drives the clamping block 9 to translate, and the clamping block 9 clamps the automobile axle, thereby facilitating the fixation of the automobile axle. The provision of the rubber pad 13 not only increases the friction force, but also prevents scratches or wear on the surface of the automobile axle. Secondly, if the length of the automobile axle is long, pull the third support tube 1003 to make it extend out of the second support tube 1002, and at the same time, the second support tube 1002 extends out of the first support tube 1001, so that the arc support 1006 can be adjusted to a suitable position, and then pull The arc-shaped support 1006 is moved to make the fifth support tube 1005 extend out from the fourth support tube 1004, and the arc-shaped support 1006 can be adjusted to a suitable height. The arc-shaped support 1006 supports both ends of the automobile axle, thereby improving the stability of the automobile axle when it is placed. Then, the hardness of the automobile axle can be tested through the eyepiece 3 and the objective lens 4. The microscope structure and detection principle are existing mature technologies, so they are not elaborated here. In addition, when the microscope body 1 is placed on an uneven table, the threaded column 15 can be rotated to unscrew it from the threaded sleeve 16, and the distance between the microscope body 1 and the table can be adjusted, so as to facilitate the adjustment of the microscope body 1 to a horizontal state.

Claims

1. A microscope hardness testing instrument for automobile axles, characterized in that: The invention comprises a microscope body (1), an objective stage (2), an eyepiece (3), an objective lens (4) and a telescopic support structure (10), wherein the objective stage (2) is installed inside the microscope body (1), and clamping blocks (9) are arranged on both sides of the top of the objective stage (2), and the telescopic support structure (10) is arranged on the outer walls of both sides of the objective stage (2), and the telescopic support structure (10) comprises a first support tube (1001), a second support tube (1002), a third support tube (1003), a fourth support tube (1004), a fifth support tube (1005), and an arc-shaped support (1006), wherein the first support tube (1001) is fixed on the outer walls of both sides of the objective stage (2), and the second support tube (1002) is arranged on the first support tube (1001). Internally, the third support tube (1003) is arranged inside the second support tube (1002), the fourth support tube (1004) is fixed at one end of the third support tube (1003), the fifth support tube (1005) is arranged at the top of the fourth support tube (1004), the arc-shaped support (1006) is fixed at the top of the fifth support tube (1005), the objective lens (4) is installed inside the microscope body (1) above the stage (2), the eyepiece (3) is installed on the outer wall of the top of the microscope body (1), and a control panel (5) is installed on the outer wall of the bottom of the microscope body (1), and buttons (6) are installed on one side of the surface of the control panel (5), and a display screen (7) is installed on the other side of the surface of the control panel (5).

2. The microscope hardness testing instrument for automobile axles according to claim 1 is characterized in that: A threaded sleeve (16) is fixed at the corner position of the bottom end of the microscope body (1), and the internal thread of the threaded sleeve (16) is connected to a threaded column (15), and the bottom end of the threaded column (15) extends to the bottom of the threaded sleeve (16) and is fixed with a supporting foot (8).

3. The microscope hardness testing instrument for automobile axles according to claim 1, characterized in that: A double-axis threaded rod (11) is rotatably mounted at the center position inside the object carrier (2), and one end of the double-axis threaded rod (11) extends to the outside of the object carrier (2) and is mounted with a knob (14).

4. The microscope hardness testing instrument for automobile axles according to claim 1 is characterized in that: A rubber pad (13) is adhered to the surface of the clamping block (9).

5. The microscope hardness testing instrument for automobile axles according to claim 1 is characterized in that: The first support tube (1001), the second support tube (1002), the third support tube (1003), the fourth support tube (1004), and the fifth support tube (1005) are all connected by damping sliding.

6. The microscope hardness testing instrument for automobile axles according to claim 3 is characterized in that: Threaded sliders (12) are mounted on the outer walls of both sides of the biaxial threaded rod (11), the threaded sliders (12) are threadedly connected to the biaxial threaded rod (11), and the threaded sliders (12) are fixedly connected to the clamping block (9).

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