技术领域technical field
本发明涉及金属材料技术领域，尤其是一种快速分辨金属零件表面光洁度的方法及装置。The invention relates to the technical field of metal materials, in particular to a method and a device for quickly distinguishing the surface finish of metal parts.
背景技术Background technique
众所周知，在工业生产线上大量加工的金属零部件经过机械加工磨光后，都要满足技术标准上对光洁度的要求，由于现场加工的零件数量众多，因此如果能够方便简捷地对零件表面光洁度进行快速检测分辨，就可大大提高生产效率及经济效益，所以有必要设计一种能简易、快速的对金属材料零件表面的光洁度进行检测分辨的方案。As we all know, a large number of metal parts processed on industrial production lines must meet the requirements for smoothness in technical standards after machining and polishing. Due to the large number of parts processed on site, if the surface finish of parts can be quickly and easily Detection and resolution can greatly improve production efficiency and economic benefits, so it is necessary to design a solution that can easily and quickly detect and distinguish the surface finish of metal material parts.
发明内容Contents of the invention
本发明的目的是：提供一种快速分辨金属零件表面光洁度的方法及装置，它能简易、快速的对金属材料零件表面的光洁度进行检测分辨。The object of the present invention is to provide a method and device for quickly distinguishing the surface smoothness of metal parts, which can detect and distinguish the surface smoothness of metal parts simply and quickly.
本发明是这样实现的：快速分辨金属零件表面光洁度的方法，利用平行光照射标准试样，并将由照射标准试样表面而反射的光汇聚到光敏电阻回路中产生电流，检测该电流的大小，获得标准电流；将标准试样替换为待检测的金属零件，再采用上述方式进行操作，获得检测电流，将检测电流与标准电流进行比较，如果检测电流大于标准电流，则表明待测金属零件表面的光洁度大于标准试样的光洁度；反之，则表明则待测金属零件表面的光洁度小于标准试样的光洁度。The present invention is realized as follows: the method for quickly distinguishing the surface finish of metal parts uses parallel light to irradiate the standard sample, and gathers the light reflected by the irradiated surface of the standard sample into the photoresistor circuit to generate a current, and detects the magnitude of the current, Obtain the standard current; replace the standard sample with the metal part to be tested, and then use the above method to obtain the detection current, compare the detection current with the standard current, if the detection current is greater than the standard current, it indicates that the surface of the metal part to be tested The finish is greater than that of the standard sample; on the contrary, it indicates that the surface finish of the metal part to be tested is smaller than that of the standard sample.
快速分辨金属零件表面光洁度的装置，包括外壳体，在外壳体的上部设有光源，在光源下方设有透镜一，在透镜一下方设有倾斜的镀膜等厚玻璃，在镀膜等厚玻璃的反光面一侧设有透镜二，在镀膜等厚玻璃的下方设有观察口；在透镜二的聚光点位置设有光敏电阻回路，光敏电阻回路通过直流放大电路与直流表头连接。A device for quickly distinguishing the surface finish of metal parts, including an outer casing, a light source is arranged on the upper part of the outer casing, a lens 1 is arranged under the light source, and an inclined coated equal-thickness glass is arranged under the first lens, and the reflection of the coated equal-thickness glass Lens 2 is set on one side of the surface, and an observation port is set under the coated equal-thickness glass; a photoresistor circuit is set at the spot of lens 2, and the photoresistor circuit is connected to the DC meter head through a DC amplifier circuit.
在外壳体内的光源上方设有圆弧形的反光镜。可以增强光源对透镜一的发光效果。An arc-shaped reflector is arranged above the light source in the housing. The luminous effect of the light source on the lens one can be enhanced.
在观察口设有透明盖。这样能放防止灰尘进入。There is a transparent cover on the observation port. This will prevent dust from entering.
由于采用了以上技术方案，本发明利用金属零件表面光洁度不同会产生不同反光效果的原理来设计了一套方案，通过利用光源照射标准试样而产生反射光，将反射光汇聚并进行光电转换，将该电流放大后进行显示，从而获得标准电流，再以同样的方案检测待测的金属零件表面，将获得的检测电流与标准电流进行比较，而可以直观的得知，待测的金属零件表面光洁度与标准试样相比是否满足要求。这样的方案简单易行、操作简便、能极大的提高检测的工作效率，能快速的对待测的金属零件表面质量进行定性。本发明方法简单，易于实施，成本低廉，使用效果好。Due to the adoption of the above technical solutions, the present invention uses the principle that different surface finishes of metal parts will produce different reflective effects to design a set of solutions. By using the light source to irradiate the standard sample to generate reflected light, the reflected light is converged and photoelectrically converted. The current is amplified and displayed to obtain the standard current, and then the surface of the metal part to be tested is detected with the same scheme, and the obtained detection current is compared with the standard current, and it can be intuitively known that the surface of the metal part to be tested Whether the smoothness meets the requirements compared with the standard sample. Such a scheme is simple, easy to operate, can greatly improve the working efficiency of detection, and can quickly characterize the surface quality of the metal parts to be tested. The method of the invention is simple, easy to implement, low in cost and good in use effect.
附图说明Description of drawings
图1为本发明的结构示意图。Fig. 1 is a structural schematic diagram of the present invention.
具体实施方式Detailed ways
本发明的实施例1：快速分辨金属零件表面光洁度的方法，利用平行光照射标准试样，并将由照射标准试样表面而反射的光汇聚到光敏电阻回路中产生电流，检测该电流的大小，获得标准电流；将标准试样替换为待检测的金属零件，再采用上述方式进行操作，获得检测电流，将检测电流与标准电流进行比较，如果检测电流大于标准电流，则表明待测金属零件表面的光洁度大于标准试样的光洁度；反之，则表明则待测金属零件表面的光洁度小于标准试样的光洁度。Embodiment 1 of the present invention: a method for quickly distinguishing the surface finish of metal parts, using parallel light to irradiate a standard sample, and converging the light reflected by irradiating the surface of the standard sample into a photoresistor circuit to generate a current, and detecting the magnitude of the current, Obtain the standard current; replace the standard sample with the metal part to be tested, and then use the above method to obtain the detection current, compare the detection current with the standard current, if the detection current is greater than the standard current, it indicates that the surface of the metal part to be tested The finish is greater than that of the standard sample; on the contrary, it indicates that the surface finish of the metal part to be tested is smaller than that of the standard sample.
快速分辨金属零件表面光洁度的装置，包括外壳体1，在外壳体1的上部设有光源2，在光源2下方设有透镜一3，在透镜一3下方设有倾斜的镀膜等厚玻璃4，在镀膜等厚玻璃4的反光面一侧设有透镜二5，在镀膜等厚玻璃4的下方设有观察口6；在透镜二5的聚光点位置设有光敏电阻回路7，光敏电阻回路7通过直流放大电路8与直流表头9连接；在外壳体1内的光源2上方设有圆弧形的反光镜10；在观察口6设有透明盖11。The device for quickly distinguishing the surface finish of metal parts includes an outer casing 1, a light source 2 is arranged on the upper part of the outer casing 1, a lens 3 is arranged below the light source 2, and an inclined coated equal-thickness glass 4 is arranged under the lens 3, One side of the reflective surface of the coated equal-thickness glass 4 is provided with a lens two 5, and an observation port 6 is arranged under the equal-thickness coated glass 4; 7 is connected to the DC meter 9 through the DC amplification circuit 8; an arc-shaped reflector 10 is provided above the light source 2 in the outer casing 1; and a transparent cover 11 is provided at the observation port 6.
在使用过程中，将标准试样放置在检测区域12的位置处，当光源2通过反光镜10及透镜1发出的平行光穿过镀膜等厚玻璃4，照射在标准试样后，经标准试样表面反射到镀膜等厚玻璃4并经透镜二5聚光后照射到光敏光敏电阻回路7上，此时的光通量为φ0，该光通量φ0在光敏电阻回路上产生电流I1，该电流经直流放大电路放大后，在电流表上显示为标准电流I0；采用相同的方法检测待测的金属零，获得待测电流Ia，比较Ia与I0的大小，即可得知待测的金属零件表面光洁度是否满足要求。During use, the standard sample is placed at the position of the detection area 12. When the parallel light emitted by the light source 2 through the reflector 10 and the lens 1 passes through the coated equal-thickness glass 4 and irradiates the standard sample, the standard test The surface of the sample is reflected to the coated equal-thickness glass 4 and irradiated on the photosensitive photoresistor circuit 7 after being concentrated by the lens 25. At this time, the luminous flux is φ0 , and the luminous flux φ0 generates a current I1 on the photoresistor circuit. After being amplified by the DC amplifier circuit, it will be displayed as the standard current I0 on the ammeter; use the same method to detect the metal zero to be tested to obtain the current Ia to be tested, and compare the magnitude of Ia and I0 to know the current to be tested Whether the surface finish of the metal parts meets the requirements.
本发明所述并不限于具体实施方式中所述的实施例，本领域技术人员根据本发明的技术方案得出其他的实施方式，同样属于本发明的技术创新范围。显然本领域的技术人员可以对本发明进行各种改动和变型而不脱离本发明的精神和范围。这样，倘若本发明的这些修改和变型属于本发明权利要求及其等同技术范围内，则本发明也意图包含这些改动和变型在内。The description of the present invention is not limited to the examples described in the specific implementation manners. Those skilled in the art can obtain other implementation manners according to the technical solutions of the present invention, which also belong to the technical innovation scope of the present invention. It is obvious that those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their technical equivalents, the present invention also intends to include these modifications and variations.
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510471815.2ACN105066914A (en) | 2015-08-05 | 2015-08-05 | Method and device for quickly distinguishing surface smoothness of metal parts |
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510471815.2ACN105066914A (en) | 2015-08-05 | 2015-08-05 | Method and device for quickly distinguishing surface smoothness of metal parts |
| Publication Number | Publication Date |
|---|---|
| CN105066914Atrue CN105066914A (en) | 2015-11-18 |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510471815.2APendingCN105066914A (en) | 2015-08-05 | 2015-08-05 | Method and device for quickly distinguishing surface smoothness of metal parts |
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| RJ01 | Rejection of invention patent application after publication | Application publication date:20151118 | |
| RJ01 | Rejection of invention patent application after publication |