Surface crack detection device for gear shaft machining

Abstract

The utility model discloses a surface crack detection device for gear shaft processing, which belongs to the technical field of gear shaft detection, and is characterized by comprising a shaft to be detected, the outer side of the shaft to be detected is movably connected with a quick mounting mechanism, the outer side of the quick mounting mechanism is movably connected with an integrated detection mechanism, and the integrated detection mechanism is movably connected with a control mechanism. A detection platform or a detection pool for traditional magnetic powder detection is not used any more, a to-be-detected workpiece is installed on an inclined section of a nearly Z-shaped pipeline, magnetic powder is conveyed through the pipeline, magnetic powder detection is conducted in the conveying process, the whole detection step can be simplified, manpower consumption is reduced, and the detection efficiency is improved. Under the condition that the magnetic powder conveying flow is controlled, the spiral conveying structure is arranged in the pipeline, so that the magnetic powder can uniformly pass through the to-be-detected section after entering the to-be-detected section, the to-be-detected section is convenient to open to replace a to-be-detected workpiece and is in a sealed state when being closed, the magnetic powder leakage is avoided, and dynamic magnetic powder detection can be carried out.

Description

TECHNICAL FIELD

[0001] The utility model relates to gear shaft detection technical field, especially a kind of surface crack detection device for gear shaft machining. BACKGROUND

[0002] Gear shaft as key transmission component, its quality is crucial, due to long-term complex stress and wear, surface crack is prone to appear, traditional detection method such as magnetic particle testing, ultrasonic testing has limitation, it is difficult to meet high-precision, real-time demand, therefore, implement gear shaft surface crack detection, the purpose is to use advanced optical imaging and intelligent algorithm technology, quickly, accurately identify crack, not only can effectively improve detection efficiency, reduce misjudgment rate, but also can timely early warning potential failure, guarantee mechanical equipment safe and stable operation, prolong the service life of gear shaft, reduce the huge economic loss caused by fault shutdown, promote the development of mechanical manufacturing to intelligent, efficient direction.

[0003] In prior art, staff manually place gear shaft mode is time-consuming and laborious, gear shaft may be touched, which causes pollution to gear shaft;Gear shaft is loaded, the number of gear shaft is not easy to control, which may block loading part, affect loading efficiency, reduce detection efficiency, and affect the smooth progress of production and processing.

[0004] For the above problems, the existing patent (publication number: CN221069831U) proposes a surface crack detection device for gear shaft machining, which comprises a loading part arranged on the box and a detection part arranged on the box, the loading part comprises a placing cavity fixedly arranged on the box and a baffle slidingly arranged on the box, wherein the baffle slides downward to make the gear shaft in the placing cavity fall into the detection part;Through the sliding arrangement of the baffle, the number of falling gear shafts can be controlled accurately, and the gear shafts to be detected can be orderly and smoothly conveyed to the detection part, so as to avoid the staff from touching the surface of the gear shaft, affecting the cleanliness of the gear shaft, protecting the gear shaft, and improving the loading efficiency and stability.

[0005] For the above problems, the existing patent provides a solution, the above-mentioned patent, when detecting the surface crack of the gear shaft, usually uses magnetic powder detection, the existing magnetic powder detection usually needs to place the gear shaft on the detection platform, and then performs magnetic powder application and other operations in the magnetic powder pool, the process is relatively dispersed, which requires a large operation space and more manpower, and the magnetic powder application method is difficult to ensure uniform distribution of magnetic powder on the surface of the gear shaft, which is prone to local magnetic powder accumulation or insufficient coverage, and complex mechanical transmission is often required to achieve dynamic detection state of the detected shaft during detection, which is relatively cumbersome.

[0006] Therefore, a surface crack detection device for gear shaft machining is proposed. UTILITY MODEL CONTENT

[0007] The utility model discloses a purpose lies in, provide a kind of surface crack detection device for gear shaft machining, can solve the problem of existing magnetic powder detection process dispersion, manpower consumption is big, magnetic powder distribution is uneven, dynamic detection structure is complex.

[0008] To achieve the above object, the utility model provides the following technical scheme: a kind of surface crack detection device for gear shaft machining, including the shaft to be measured, the outer side of the shaft to be measured is movably connected with quick installation mechanism, the outer side of the quick installation mechanism is movably connected with integrated detection mechanism;

[0009] The integrated detection mechanism includes oblique conveying pipeline, half pipe cover, sealing positioning assembly and electric spiral mixing roller, the conveying pipeline is movably connected on the outer side of quick installation mechanism, the half pipe cover is rotatably connected on the outer side of conveying pipeline, the sealing positioning assembly is movably connected on the outer side of half pipe cover and conveying pipeline, and the electric spiral mixing roller is movably connected on the inner side of conveying pipeline.

[0010] Preferably, the inner side of the conveying pipeline is fixedly connected with a bearing platform, and the inner side of the bearing platform is movably connected with an electric rotating platform.

[0011] Preferably, the outer side of the electric rotating platform is fixedly connected with a hollow installation barrel, the inner side of the hollow installation barrel is slidably connected with a clamping block, and the outer side of the clamping block is fixedly connected with an extrusion column.

[0012] Preferably, the outer side of the electric rotating platform is fixedly connected with an electric double-ring frame, the electric double-ring frame is arranged on the outer side of the extrusion column, and the shaft to be measured is movably connected on the inner side of the hollow installation barrel.

[0013] Preferably, the outer side of the half pipe cover and the conveying pipeline is fixedly connected with a positioning frame, the outer side of the half pipe cover is fixedly connected with an elastic sealing block, and the inner side of the conveying pipeline is fixedly connected with an elastic sealing ring.

[0014] Preferably, the inner side of the front positioning frame is slidably connected with a limiting plate, and the top of the limiting plate is slidably connected with a pulling clamping plate.

[0015] Preferably, the left side of the conveying pipeline is fixedly connected with a feeding pipe, and the right side of the conveying pipeline is fixedly connected with a discharging pipe.

[0016] Preferably, the outer side of the clamping block is fixedly connected with an elastic clamping soft pad.

[0017] Preferably, the inner side of the hollow installation barrel is fixedly connected with a first tension spring, the first tension spring is fixedly connected on the outer side of the clamping plate, the outer side of the hollow installation barrel is fixedly connected with a first compression spring, and the first compression spring is fixedly connected on the outer side of the clamping block.

[0018] Preferably, the inner side of the pulling card plate is fixedly connected with a second compression spring, the outer side of the positioning frame is fixedly connected with a second tension spring, and the second tension spring is fixedly connected to the outer side of the limiting plate.

[0019] Compared with the prior art, the surface crack detection device has the advantages that:

[0020] 1、The integrated detection mechanism is set, the traditional magnetic powder detection detection platform or detection pool is not used, and the workpiece to be detected is installed on an inclined section of a nearly "Z" shaped pipeline, the magnetic powder is conveyed through the pipeline, and the magnetic powder detection is carried out in the conveying process, the whole detection step can be simplified, the labor consumption is reduced, under the condition of magnetic powder conveying flow control, the spiral conveying structure arranged in the pipeline can ensure that the magnetic powder can pass uniformly after entering the detection section, the detection section is convenient to open and replace the workpiece to be detected, and is in a sealed state when closed, so that magnetic powder leakage is avoided.

[0021] 2、The quick mounting mechanism is set, the shaft to be detected can be quickly mounted, and after installation, the shaft to be detected can rotate along the shaft during magnetic powder detection, so that the effect of dynamic magnetic powder detection is achieved, the magnetic powder detection coverage is larger, the effect is better, and complex mechanical transmission structure is not required, and the device is more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a whole structure diagram of the surface crack detection device for gear shaft machining of the utility model;

[0023] Figure 2 It is an internal structure diagram of the surface crack detection device for gear shaft machining of the utility model;

[0024] Figure 3 It is a whole structure diagram of the integrated detection mechanism of the utility model;

[0025] Figure 4 It is a whole structure diagram of the sealing positioning assembly of the utility model;

[0026] Figure 5 It is a whole structure diagram of the quick mounting mechanism of the utility model.

[0027] In the figure, 1, the shaft to be measured; 2, the quick mounting mechanism; 21, the bearing platform; 22, the electric rotating platform; 23, the hollow installation barrel; 24, the clamping block; 25, the extrusion column; 26, the electric double-ring frame; 3, the integrated detection mechanism; 31, the conveying pipeline; 32, the half-pipe cover; 33, the sealing positioning assembly; 33a, the positioning frame; 33b, the elastic sealing block; 33c, the elastic sealing ring; 33d, the limiting plate; 33e, the pulling clamping plate; 34, the electric spiral mixing roller; 4, the feeding pipe; 5, the discharging pipe; 6, the elastic clamping soft pad; 7, the first tension spring; 8, the first compression spring; 9, the second tension spring; 10, the second compression spring. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0029] Please refer to Figures 1-5 , the utility model provides technical schemes:

[0030] A surface crack detection device for gear shaft machining, including the shaft to be measured 1, the outer side of the shaft to be measured 1 is connected with the quick mounting mechanism 2, the outer side of the quick mounting mechanism 2 is movably connected with the integrated detection mechanism 3;

[0031] The integrated detection mechanism 3 includes the inclined conveying pipeline 31, the half-pipe cover 32, the sealing positioning assembly 33 and the electric spiral mixing roller 34, the conveying pipeline 31 is movably connected to the outer side of the quick mounting mechanism 2, the half-pipe cover 32 is rotatably connected to the outer side of the conveying pipeline 31, the sealing positioning assembly 33 is movably connected to the outer side of the half-pipe cover 32 and the conveying pipeline 31, and the electric spiral mixing roller 34 is movably connected to the inner side of the conveying pipeline 31.

[0032] In the embodiment: by opening the half-pipe cover 32, the shaft to be measured 1 is installed inside the half-pipe cover 32, then the magnetic powder is filled through the conveying pipeline 31, reaches the uniform conveying effect after the electric spiral mixing roller 34, and then is discharged after detection in a section of the half-pipe cover 32, and the half-pipe cover 32 is closed and sealed through the sealing positioning assembly 33.

[0033] Specifically, as shown in Figure 2 , Figure 5 , the inner side of the conveying pipeline 31 is fixedly connected with the bearing platform 21, and the inner side of the bearing platform 21 is movably connected with the electric rotating platform 22.

[0034] Specifically, as shown in Figure 2 ,Figure 5 As shown in the figure, the outer side of the electric rotating platform 22 is fixedly connected with a hollow installation barrel 23, the inner side of the hollow installation barrel 23 is slidably connected with a clamping block 24, and the outer side of the clamping block 24 is fixedly connected with an extrusion column 25.

[0035] Specifically, as shown in the figure, Figure 2 , Figure 5 the outer side of the electric rotating platform 22 is fixedly connected with an electric double-ring frame 26, the electric double-ring frame 26 is arranged on the outer side of the extrusion column 25, and the to-be-tested shaft 1 is movably connected to the inner side of the hollow installation barrel 23.

[0036] In this embodiment: by placing the two ends of the to-be-tested shaft 1 in the middle of the four clamping blocks 24 on the inner side of the hollow installation barrel 23 and inside the electric double-ring frame 26, starting the motor inside the electric double-ring frame 26 to make it rotate, the double ring extrudes the extrusion column 25 on the clamping block 24, so that the clamping block 24 is clamped to the to-be-tested shaft 1 at the same time when it is extruded, and the hollow installation barrel 23 is installed on the electric rotating platform 22 of the bearing platform 21, so that the whole hollow installation barrel 23 and the to-be-tested shaft 1 can be driven by the electric rotating platform 22 to perform dynamic detection along the shaft during magnetic powder operation.

[0037] Specifically, as shown in the figure, Figure 3 , Figure 4 the outer side of the half-pipe cover 32 and the conveying pipeline 31 is fixedly connected with a positioning frame 33a, the outer side of the half-pipe cover 32 is fixedly connected with an elastic sealing block 33b, and the inner side of the conveying pipeline 31 is fixedly connected with an elastic sealing ring 33c.

[0038] Specifically, as shown in the figure, Figure 4 the inner side of the front positioning frame 33a is slidably connected with a limiting plate 33d, and the top of the limiting plate 33d is slidably connected with a pulling clamping plate 33e.

[0039] In this embodiment: by pulling the half-pipe cover 32 to close it, the elastic sealing block 33b on the half-pipe cover 32 is clamped into the elastic sealing ring 33c to achieve sealing, and when closing, the pulling clamping plate 33e is pulled tight and the limiting plate 33d is lifted up, so that the positioning frame 33a of the half-pipe cover 32 passes through the limiting plate 33d, and then the pulling clamping plate 33e is loosened to complete the fixing of the pipe cover with the limiting plate 33d.

[0040] Specifically, as shown in the figure, Figure 1 , Figure 2 the left side of the conveying pipeline 31 is fixedly connected with an inlet pipe 4, and the right side of the conveying pipeline 31 is fixedly connected with an outlet pipe 5.

[0041] Specifically, as shown in the figure, Figure 5 the outer side of the clamping block 24 is fixedly connected with an elastic clamping soft pad 6.

[0042] In the embodiment: by setting the feeding pipe 4 and the discharging pipe 5, the feeding and discharging can be realized, and by setting the elastic clamping soft pad 6, the shape and size of different shafts 1 to be measured can be used.

[0043] Specifically, as shown in Figure 3 The inner side of the hollow installation barrel 23 is fixedly connected with the first tension spring 7, the outer side of the clamping plate is fixedly connected with the first tension spring 7, the outer side of the hollow installation barrel 23 is fixedly connected with the first compression spring 8, and the outer side of the clamping block 24 is fixedly connected with the first compression spring 8.

[0044] Specifically, as shown in Figure 5 The inner side of the pulling clamping plate 33e is fixedly connected with the second compression spring 10, the outer side of the positioning frame 33a is fixedly connected with the second tension spring 9, and the outer side of the limiting plate 33d is fixedly connected with the second tension spring 9.

[0045] In the embodiment: the first compression spring 8 and the first tension spring 7, the second compression spring 10 and the second tension spring 9 are all used to quickly release the clamping and the limiting, and when the pressure between the pulling clamping plate 33e and the limiting plate 33d is released and the electric double-ring frame 26 rotates, the elastic recovery is quickly completed.

[0046] Working principle: before carrying out gear shaft surface crack magnetic powder detection, select one or more shafts 1 to be detected, open the half pipe cover 32 on the conveying pipeline 31, place the two ends of the shaft 1 to be detected in the middle of the four clamping blocks 24 on the inside of the hollow installation barrel 23, and on the inside of the electric double ring frame 26, start the motor on the inside of the electric double ring frame 26, so that the electric double ring frame 26 rotates, so that the double ring presses the extrusion column 25 on the clamping block 24, so that the extrusion column 25 can be pressed inward at the same time, clamping the shaft 1 to be detected on the inside, and the hollow installation barrel 23 is installed on the electric rotating platform 22 on the bearing platform 21, which can drive the whole hollow installation barrel 23 to drive the shaft 1 to be detected to carry out dynamic detection along the shaft during magnetic powder operation, after installation is completed, the half pipe cover 32 is pulled to close, so that the elastic sealing block 33b on the half pipe cover 32 is clamped into the elastic sealing ring 33c to complete sealing, and in the process of closing, the pulling clamping plate 33e is pulled and the limiting plate 33d is lifted, the positioning frame 33a of the half pipe cover 32 can pass through the limiting plate 33d to close, then the pulling clamping plate 33e is loosened to limit the half pipe cover 32 to complete fixation, and the first compression spring 8 and the first tension spring 7 can make the pulling clamping plate 33e and the limiting plate 33d quickly rebound after loosening, complete quick positioning, then the magnetic powder is put into the feeding pipe 4, the magnetic powder is uniformly conveyed to the shaft 1 to be detected after passing through the electric spiral mixing roller 34, and dynamic magnetic powder detection is carried out, the magnetic powder can pass through one or more shafts 1 to be detected on the inclined conveying pipeline 31, and is discharged from the discharge pipe 5, finally the whole conveying pipeline 31 is a transparent pipeline, the industrial television outside the half pipe cover 32 can record the detection process and the shaft 1 to be detected after opening the cover.

[0047] The above is only a preferred embodiment of the present application, and is not used to limit the present application, any modification, equivalent replacement and improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A surface crack detection device for gear shaft machining, comprising a shaft (1) to be detected, characterized in that: The outer side of the to-be-tested shaft (1) is movably connected with a quick mounting mechanism (2), and the outer side of the quick mounting mechanism (2) is movably connected with an integrated detection mechanism (3); The integrated detection mechanism (3) comprises an inclined conveying pipeline (31), a half-pipe cover (32), a sealing positioning assembly (33) and an electric spiral mixing roller (34), the conveying pipeline (31) is movably connected to the outer side of the quick mounting mechanism (2), the half-pipe cover (32) is rotatably connected to the outer side of the conveying pipeline (31), the sealing positioning assembly (33) is movably connected to the outer sides of the half-pipe cover (32) and the conveying pipeline (31), and the electric spiral mixing roller (34) is movably connected to the inner side of the conveying pipeline (31).

2. A surface crack detection device for gear shaft machining according to claim 1, characterized in that: The inner side of the conveying pipeline (31) is fixedly connected with a bearing platform (21), and the inner side of the bearing platform (21) is movably connected with an electric rotating platform (22).

3. A surface crack detection device for machining of a gear shaft according to claim 2, characterized in that: The outer side of the electric rotating platform (22) is fixedly connected with a hollow mounting barrel (23), the inner side of the hollow mounting barrel (23) is slidably connected with a clamping block (24), and the outer side of the clamping block (24) is fixedly connected with an extrusion column (25).

4. A surface crack detection device for machining of a gear shaft according to claim 3, characterized in that: The outer side of the electric rotating platform (22) is fixedly connected with an electric double-ring frame (26), the electric double-ring frame (26) is arranged on the outer side of the extrusion column (25), and the to-be-tested shaft (1) is movably connected to the inner side of the hollow mounting barrel (23).

5. A surface crack detection device for machining of a gear shaft according to claim 1, characterized in that: The outer sides of the half-pipe cover (32) and the conveying pipeline (31) are fixedly connected with a positioning frame (33a), the outer side of the half-pipe cover (32) is fixedly connected with an elastic sealing block (33b), and the inner side of the conveying pipeline (31) is fixedly connected with an elastic sealing ring (33c).

6. A surface crack detection device for machining of a gear shaft according to claim 5, characterized in that: The inner side of the front positioning frame (33a) is slidably connected with a limiting plate (33d), and the top of the limiting plate (33d) is slidably connected with a pulling clamping plate (33e).

7. A surface crack detection device for machining of a gear shaft according to claim 1, characterized in that: The left side of the conveying pipeline (31) is fixedly connected with an inlet pipe (4), and the right side of the conveying pipeline (31) is fixedly connected with an outlet pipe (5).

8. A surface crack detection device for machining of a gear shaft according to claim 3, characterized in that: The outer side of the clamping block (24) is fixedly connected with an elastic clamping soft pad (6).

9. A surface crack detection device for machining of a gear shaft according to claim 4, characterized in that: The inner side of the hollow mounting barrel (23) is fixedly connected with a first tension spring (7), the first tension spring (7) is fixedly connected to the outer side of the clamping plate, the outer side of the hollow mounting barrel (23) is fixedly connected with a first compression spring (8), and the first compression spring (8) is fixedly connected to the outer side of the clamping block (24).

10. A surface crack detection device for machining of a gear shaft as claimed in claim 6, wherein: The inner side of the pulling clamping plate (33e) is fixedly connected with a second compression spring (10), and the outer side of the positioning frame (33a) is fixedly connected with a second tension spring (9).

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