Piston rod surface brightness detection device

Abstract

The utility model discloses a piston rod surface brightness detection apparatus, comprising a brightness detection auxiliary tool having a hollow cylindrical structure; the fixing plate is of a flat plate structure and is arranged on the outer wall of the brightness detection assistive device; the brightness detection probe consists of a sensor, a signal transmitting window and a signal receiving window; wherein the signal transmitting window and the signal receiving window are arranged at one end of the sensor; the other end of the sensor is arranged on the fixing plate, and the brightness detection probe is fixedly installed in the brightness detection auxiliary tool through the fixing plate. One end of the signal line is connected with the computer, and the other end of the signal line is connected with the other end of the sensor. The piston rod surface brightness detection device provided by the utility model is simple in structure, high in detection precision and good in stability, and can carry out rapid and accurate brightness detection on the surface of the piston rod.

Description

TECHNICAL FIELD

[0001] The utility model belongs to piston rod detection technical field, especially related to a piston rod surface brightness detection device. BACKGROUND

[0002] Piston rod is as important part in mechanical field commonly, is widely used in hydraulic system, pneumatic system and so on equipment, the surface quality of piston rod especially surface brightness, has important influence to the performance and service life of piston rod, for example, in the hydraulic system, piston rod surface brightness is insufficient possibly lead to surface roughness increases, and then produces greater frictional resistance in the working process, not only will reduce the working efficiency of system, also possibly accelerates the wear and tear of piston rod, influences the stability and reliability of equipment.

[0003] At present, there are many deficiencies in the detection method and device of piston rod surface brightness, some traditional detection methods rely on artificial visual judgment, this way not only is inefficient, and is greatly influenced by subjective factors of detection personnel, it is difficult to guarantee the accuracy and consistency of detection result, and the structure of part existing automatic detection device is complex, cost is higher, and detection precision and stability also have yet to be improved, for example, the sensor layout of certain detection device is unreasonable, cannot detect the brightness condition of piston rod surface comprehensively and accurately, or its signal processing system is not perfect, is easily influenced by outside interference, lead to detection result to appear deviation.

[0004] Therefore, in order to meet the high precision, high efficiency and low cost requirement of piston rod surface quality detection in industrial production, it is urgent to develop a kind of piston rod surface brightness detection device with simple structure, high detection precision and good stability. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of piston rod surface brightness detection device, simple structure can carry out the brightness detection of piston rod surface quickly and accurately.

[0006] The technical scheme provided by the utility model is:

[0007] A kind of piston rod surface brightness detection device, comprising:

[0008] Brightness detection auxiliary tool, it is hollow cylinder structure;

[0009] Fixed plate, it is flat structure, is arranged on the outer wall of the brightness detection auxiliary tool;

[0010] The luminance detection probe is composed of a sensor, a signal transmitting window and a signal receiving window; wherein the signal transmitting window and the signal receiving window are arranged at one end of the sensor; the other end of the sensor is arranged on the fixed plate, and the luminance detection probe is fixedly installed in the luminance detection aid through the fixed plate;

[0011] A signal line is connected with the computer at one end and connected with the other end of the sensor.

[0012] Preferably, the luminance detection aid is axially provided with a piston rod detection through hole, radially provided with a mounting through hole, and provided with threaded holes on both sides of the mounting through hole.

[0013] Preferably, the luminance detection probe is a cylindrical structure; and the luminance detection probe is coaxially arranged in the mounting through hole.

[0014] Preferably, the fixed plate is arranged on the outer wall of the luminance detection aid corresponding to the position of the mounting through hole.

[0015] Preferably, the fixed plate is fixed on the luminance detection aid through the cooperation of the internal hexagonal screw and the threaded hole.

[0016] Preferably, the number of the internal hexagonal screws is two.

[0017] The piston rod surface luminance detection device provided by the utility model has the advantages of simple structure, high detection precision, good stability, and can quickly and accurately detect the luminance of the piston rod surface. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 The utility model discloses a piston rod surface luminance detection device overall structure schematic diagram.

[0019] Figure 2 The utility model discloses a luminance detection aid structure schematic drawing.

[0020] Figure 3 The utility model discloses a piston rod surface luminance detection device working principle schematic diagram. DETAILED DESCRIPTION

[0021] The utility model will be further explained in detail in combination with the drawings, so that the person skilled in the art can implement according to the description.

[0022] As Figures 1-2As shown, the utility model provides a kind of piston rod surface brightness detection device, it includes: brightness detection auxiliary tool 110, it is hollow cylinder structure;The brightness detection auxiliary tool 110 is axially provided with piston rod detection through-hole 111, for placing the piston rod 150 to be detected;The brightness detection auxiliary tool 110 is radially provided with installation through-hole 112, for placing brightness detection probe 120;The brightness detection auxiliary tool 110 is guiding sleeve;At least one threaded hole 113 is respectively provided in the two sides of the installation through-hole 112;Brightness detection probe 120, it is arranged in the brightness detection auxiliary tool 110;The brightness detection probe 120 is composed of sensor, signal emission window and signal receiving window;Wherein, the signal emission window and the signal receiving window are arranged in one end of the sensor, and this end is as probe end;The other end of the sensor, i.e. the other end of the brightness detection probe 120 is connecting end;The probe end of the brightness detection probe 120 is correspondingly arranged to the inner wall of the brightness detection auxiliary tool 110;The brightness detection probe 120 is cylindrical structure;The brightness detection probe 120 is coaxially arranged in the installation through-hole 112;Signal line 130, one end is connected with the connecting end of the brightness detection probe 120, and the other end is connected with computer;The signal line 130 is cable with shielding function, to reduce the interference in signal transmission process;The computer is built-in software program for calculating reflection intensity according to signal difference and obtaining the surface brightness of piston rod 150 coating layer;Fixed plate 140, it is flat plate structure, the position of the installation through-hole 112 is set on the outer wall of the brightness detection auxiliary tool 110;The fixed plate 140 is fixed on the brightness detection auxiliary tool 110 by inner hexagonal screw 141 and threaded hole 113 cooperation;The other end of the sensor is arranged on the fixed plate 140, so that the brightness detection probe 120 is fixedly installed in the brightness detection auxiliary tool 110 by the fixed plate 140;Wherein, the number of the inner hexagonal screw 141 is at least two, for firmly fixing the fixed plate 140 on the brightness detection auxiliary tool 110.

[0023] As Figure 3As shown, in actual operation, first, the brightness detection aid 110 is selected according to the shape and size of the piston rod, and the brightness detection aid 110 is fixed on the workbench; then, the fixing plate 140 is installed on the brightness detection aid 110 through the inner hexagonal screw 141, so that the brightness detection probe 120 is fixedly installed in the brightness detection aid 110, and the position of the brightness detection probe 120 is ensured to be accurate; the piston rod 150 is placed in the piston rod detection through hole 111 of the brightness detection aid 110, so that the plating layer surface of the piston rod 150 faces the brightness detection probe 120; the brightness detection probe 120 is connected with the computer through the signal line 130, the detection program is started, the signal emission window at the probe end of the brightness detection probe 120 emits a signal, the signal is reflected by the plating layer surface of the piston rod 150 and is received by the signal receiving window, and the computer calculates the brightness of the plating layer surface of the piston rod according to the received signal, so that the brightness detection of the surface of the piston rod 150 is completed.

[0024] The piston rod surface brightness detection device provided by the utility model has the advantages of simple structure, high detection precision and good stability, can rapidly and accurately detect the brightness of the surface of the piston rod, effectively solves the problem of brightness detection of the plating layer surface of the piston rod, emits and receives signals by using the brightness detection probe, calculates the reflectivity by the computer according to the signal difference, greatly improves the detection precision and accuracy, provides solid and reliable data support for product quality control, can rapidly and accurately detect the brightness, ensures that each piston rod produced reaches a similar brightness standard, guarantees the appearance consistency, improves the overall product quality image and market competitiveness, when the brightness of the plating layer reaches a certain value, it is easier to find surface micro defects by means of accurate detection, effectively controls the surface quality of the product, reduces the defective product rate and improves the production efficiency, in addition, the piston rod surface brightness detection device can be matched with other automatic equipment, transmits the brightness value to the computer through the signal line, and other equipment reads and converts the related signal value, realizes subsequent operations such as laser marking and code marking, improves the production automation degree and continuity, reduces manual intervention, improves the production efficiency and product quality stability, and the overall structure of the device is only composed of the brightness detection aid, the brightness detection probe, the fixing plate, the inner hexagonal screw and the signal line, is simple and clear, and is convenient and fast to install and debug, and the operator only needs to place the piston rod in the adaptive detection aid hole, connect the signal line and start the detection program to complete the detection, reduces the equipment use threshold and maintenance cost, and improves the detection efficiency.

[0025] Although the embodiments of the present application have been disclosed as above, it is not limited to the application listed in the specification and the embodiments, and it can be applied to various fields suitable for the present application. For those skilled in the art, other modifications can be easily realized, and therefore the present application is not limited to specific details and the figures shown and described herein.

Claims

1. A piston rod surface brightness detection device, characterized in that, include: A brightness detection aid, which has a hollow cylindrical structure; A fixing plate, which is a flat plate structure, is set on the outer wall of the brightness detection aid; A brightness detection probe comprises a sensor, a signal transmitting window, and a signal receiving window; wherein the signal transmitting window and the signal receiving window are disposed at one end of the sensor; the other end of the sensor is disposed on a fixing plate, and the brightness detection probe is fixedly installed in the brightness detection auxiliary device through the fixing plate; The signal line has one end connected to the computer and the other end connected to the other end of the sensor.

2. The piston rod surface brightness detection device according to claim 1, characterized in that, The brightness detection aid is provided with a piston rod detection through hole in the axial direction, a mounting through hole in the radial direction, and threaded holes on both sides of the mounting through hole.

3. The piston rod surface brightness detection device according to claim 2, characterized in that, The brightness detection probe has a cylindrical structure; the brightness detection probe is coaxially disposed within the mounting through hole.

4. The piston rod surface brightness detection device according to claim 2, characterized in that, The fixing plate is positioned on the outer wall of the brightness detection accessory, corresponding to the position of the mounting through hole.

5. The piston rod surface brightness detection device according to claim 4, characterized in that, The fixing plate is fixed to the brightness detection auxiliary tool by engaging the threaded hole with an internal hex screw.

6. The piston rod surface brightness detection device according to claim 5, characterized in that, The number of hex socket screws is two.

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