Piston oil hole blind hole on-line detection device

Abstract

The utility model relates to the technical field of piston processing detection, and provides a piston oil hole blind hole on-line detection device which comprises a fixing plate installed on a machine tool gland stand column, and the installation position of the fixing plate can be adjusted up and down; the arc-shaped plate is mounted on the fixed plate; the air cylinder groove is formed in the arc-shaped plate, and the mounting position of the air cylinder groove can be adjusted on the arc-shaped plate; the air cylinder is mounted in the air cylinder groove, is in sliding connection with the air cylinder groove and can transversely slide in the air cylinder groove; the probe type measuring head is detachably mounted on a telescopic rod of the air cylinder and is driven by the air cylinder to realize extension detection; and the sensor is arranged on the air cylinder and is respectively connected with the probe type measuring head and the machine tool control system. According to the technical scheme, online detection of the piston oil hole blind hole can be achieved, the device can adapt to the severe environment of piston machining, meanwhile, model changing adjustment is convenient, and operation is easy and convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of piston processing and detection, in particular to an online detection device for piston oil hole blind holes. Background Art

[0002] The number and position of piston oil holes need to be 100% inspected online to avoid batch waste. In the related technology, manual visual inspection or image inspection is generally used. During the inspection process, the number of oil holes is detected by rotating the piston, and the inspection part is illuminated by a suitable light source. The surface feature changes of the inspection part are converted into light and dark color changes of the photo by taking a photo with a camera. The computer recognizes the similarity between the captured image and the reference image, cooperates with the mechanical positioning and mechanical rotation mechanism, and the rotation angle control program finally obtains the result. There are the following technical defects:

[0003] (1) Manual inspection is prone to personnel fatigue, and the oil hole position is only relatively visually inspected, so the judgment accuracy is low.

[0004] (2) The use of image detection has high requirements for the detection environment. The piston production and processing environment is relatively harsh. In this environment, the camera and light source lamp electronic components are easily damaged, and the detection operation has high technical requirements for the staff. It is difficult to formulate standards for the light source position and camera position, and it is greatly affected by the on-site lighting. Frequent model changes affect the overall efficiency. At the same time, the camera that can detect small features such as piston oil holes and blind holes is expensive, and the cost is too high when used on a large scale. In addition, the components are easily damaged, and the detection cost is high. Utility Model Content

[0005] The utility model aims to solve at least one of the technical problems existing in the prior art or related technology.

[0006] To this end, the purpose of the utility model is to provide an online detection device for piston oil holes and blind holes, which has strong structural applicability, can realize online detection of piston oil holes and blind holes, can adapt to the harsh environment of piston processing, and at the same time, is convenient for type change and adjustment, easy to operate, and has low technical requirements for staff, and can realize relatively accurate detection of the number and position of piston oil holes and blind holes.

[0007] In order to achieve the above-mentioned purpose, the technical solution of the utility model provides an online detection device for piston oil hole blind holes, including: a fixed plate installed on a machine tool pressure cover column, and the installation position of the fixed plate can be adjusted up and down; an arc plate, installed on the fixed plate; a cylinder groove, installed on the arc plate, and the installation position of the cylinder groove can be adjusted on the arc plate; a cylinder, installed in the cylinder groove, the cylinder is slidably connected to the cylinder groove, and the cylinder can slide laterally in the cylinder groove; a probe-type probe head, detachably installed on the telescopic rod of the cylinder, so as to be driven by the cylinder to realize extension detection; a sensor, installed on the cylinder, and the sensor is respectively connected to the probe-type probe head and the machine tool control system.

[0008] Preferably, two arc-shaped through holes are arranged on the arc-shaped plate, and the two arc-shaped through holes are arranged at intervals along the radial direction of the arc-shaped plate.

[0009] Preferably, the central angle corresponding to the arc-shaped plate is 30°-90°.

[0010] Preferably, a vertical long slot hole is provided on the fixing plate.

[0011] Preferably, the arc-shaped plate is mounted on the bottom end of the fixed plate, and the two are arranged perpendicular to each other.

[0012] Preferably, a plurality of probe-type measuring heads with different diameters are provided, and the probe-type measuring heads mounted on the telescopic rod of the cylinder are detachable and replaceable.

[0013] Preferably, the installation position of the sensor on the cylinder is adjustable.

[0014] The utility model provides a piston oil hole blind hole online detection device with the following beneficial technical effects:

[0015] (1) The utility model provides an online detection device for piston oil holes and blind holes, which can be installed on a processing lathe to detect oil holes and blind holes while realizing online processing, thereby greatly improving the online detection and error prevention effect in the piston production process.

[0016] (2) The utility model proposes an online detection device for piston oil holes and blind holes, which has a strong structural applicability and can realize online detection of piston oil holes and blind holes. It can adapt to the harsh environment of piston processing and is convenient for changing models and adjustments. It is easy to operate and has low technical requirements for the staff. It can realize relatively accurate detection of the number and position of piston oil holes and blind holes.

[0017] (3) The utility model proposes an online detection device for piston oil holes and blind holes, which is provided with a plurality of probe-type probes of different diameters. The probe-type probes can be disassembled and replaced to detect different piston oil holes and blind holes. The installation position of the fixed plate can be adjusted up and down, which is convenient for adjustment when pistons of different oil holes and blind holes are switched. The installation position of the cylinder groove can be adjusted on the arc plate to achieve adjustment at different angles. At the same time, the cylinder is installed in the cylinder groove and can slide back and forth, which is convenient for detecting pistons of different diameters.

[0018] (4) The utility model proposes an online detection device for piston oil holes and blind holes. By using the position coordination of the cylinder probe and the sensor, it can realize online detection of different piston oil holes / blind holes. By using a simple bracket, it can realize switching detection between different types of piston products. It is easy to operate and simple to adjust, and can realize online detection in harsh piston processing environments.

[0019] (5) The utility model proposes an online detection device for piston oil holes and blind holes, which cooperates with the fixed-point braking of the machine tool program to realize the detection of multiple oil holes and multiple angles of a single piston. The detection action is realized by using a cylinder, and the structure can be simply adjusted to realize the online detection of pistons with different diameters, oil holes of different heights, and blind holes.

[0020] Additional aspects and advantages of the present invention will be given in the following description, and some will become apparent from the following description, or will be understood through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0022] Figure 1 It shows a schematic structural diagram of a piston oil hole blind hole online detection device according to an embodiment of the present invention;

[0023] Figure 2 It shows a schematic structural diagram of a piston oil hole blind hole online detection device according to an embodiment of the present invention;

[0024] Figure 3 A schematic diagram of the top view of a piston oil hole blind hole online detection device according to an embodiment of the present invention is shown;

[0025] Figure 4 A longitudinal cross-sectional structural schematic diagram of a piston is shown;

[0026] Figure 5 The cross-sectional structure diagram of the piston is shown.

[0027] in, Figures 1 to 5The corresponding relationship between the reference numerals and the components is as follows:

[0028] 102 fixed plate, 1022 vertical long slot hole, 104 arc plate, 1042 arc through hole, 106 cylinder slot, 108 cylinder, 1082 telescopic rod, 110 probe probe, 112 sensor,

[0029] 202 piston, 2022 oil hole. DETAILED DESCRIPTION

[0030] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0031] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the protection scope of the present invention is not limited to the specific embodiments disclosed below.

[0032] Combine the following Figures 1 to 5 A piston oil hole blind hole online detection device according to an embodiment of the utility model is described in detail.

[0033] like Figures 1 to 5 As shown, an online detection device for piston oil hole and blind hole according to an embodiment of the utility model comprises: a fixed plate 102, an arc plate 104, a cylinder groove 106, a cylinder 108, a probe type probe 110, a sensor 112, etc. The fixed plate 102 is mounted on the machine tool gland column and can be adjusted, which can be applied to the detection of oil holes and blind holes of different heights. The arc plate 104 is mounted on the fixed plate 102, and the cylinder groove 106 is mounted on the arc plate 104. The mounting position of the cylinder groove 106 can be adjusted on the arc plate 104, and different angles can be adjusted, so that the single piston multi-oil hole and multi-angle detection can be realized in conjunction with the machine tool program fixed-point braking. The cylinder 108 is mounted in the cylinder groove 106, and the cylinder 108 is slidably connected to the cylinder groove 106. The cylinder 108 can slide horizontally in the cylinder groove 106, so as to facilitate the detection of pistons of different diameters. The probe head 110 is detachably mounted on the telescopic rod 1082 of the cylinder 108, and is driven by the cylinder 108 to realize the extension detection. The sensor 112 is mounted on the cylinder 108, and the sensor 112 is connected to the probe head 110 and the machine tool control system respectively. The sensor 112 can detect whether the stop position of the probe head 110 reaches the preset position, and send a signal back to the machine tool control system to determine the detection result. The oil hole position design on the piston is as follows: Figure 4 and Figure 5As shown, the oil holes 2022 are located at different positions on the circumferential outer circle of the piston 202 .

[0034] In addition, a plurality of cylinder grooves 106 may be installed on the arc plate 104 according to the conditions of the piston oil holes, and corresponding cylinders 108, probe-type probes 110 and sensors 112 may be configured to achieve synchronous detection of multiple oil holes.

[0035] Furthermore, if Figures 1 to 3 As shown, two arc-shaped through holes 1042 are provided on the arc-shaped plate 104, and the two arc-shaped through holes 1042 are arranged at intervals along the radial direction of the arc-shaped plate 104, so as to facilitate the position adjustment of the cylinder groove 106 and realize adjustment when installed at different angles, so that the probe-type probe 110 can point to different angles, and can further cooperate with the fixed-point braking of the machine tool program to realize single-piston multi-oil hole and multi-angle detection.

[0036] Furthermore, if Figures 1 to 3 As shown, the central angle of the arc plate 104 is 30°-90°. On the one hand, it is convenient to cooperate with piston processing machine tools, jigs, etc. to realize online detection of oil holes. On the other hand, it can meet the adjustment requirements of different angle positions.

[0037] Furthermore, if Figure 1 and Figure 2 As shown, a vertical long slot hole 1022 is provided on the fixing plate 102, so as to facilitate the up and down adjustment of the fixing plate 102 on the machine tool gland column, and can be applicable to the detection of oil holes and blind holes at different heights.

[0038] Furthermore, if Figure 1 and Figure 2 As shown, the arc plate 104 is installed at the bottom end of the fixed plate 102, and the two are arranged perpendicular to each other. On the one hand, it is convenient to cooperate with the piston processing machine tool, jig, etc. for installation, and on the other hand, it can realize the detection of different oil holes, blind holes heights and angles.

[0039] Furthermore, a plurality of probe-type measuring heads 110 with different diameters are provided. The probe-type measuring heads 110 with different diameters are fixed to the telescopic rod 1082 with screws and can be disassembled and replaced, so as to facilitate the switching of oil holes and blind holes with different diameters.

[0040] Furthermore, the installation position of the sensor 112 on the cylinder 108 is adjustable, so that the detection of oil holes and blind holes of different depths can be achieved by adjusting the position of the sensor 112 .

[0041] The working process of the online detection device for piston oil hole blind hole proposed by the utility model is as follows:

[0042] According to the height of the piston oil hole / blind hole, adjust the installation position of the fixing plate 102 on the machine tool gland column, and install the fixing plate 102 on the machine tool gland column; according to the angle of the piston oil hole / blind hole, adjust the position of the cylinder groove 106 on the arc plate 104; according to the diameter of the piston, make the cylinder 108 slide in the cylinder groove 106, and adjust the front and rear position of the cylinder 108; according to the diameter of the piston oil hole / blind hole, use bolts to fix the probe type probe 110 on the telescopic rod 1082; according to the depth of the piston oil hole / blind hole, adjust the position of the sensor 112. Through the processing machine tool program, the piston is rotated for fixed-point braking, and the cylinder 108 controls the probe type probe 110 to extend to detect whether the processing angle is qualified, whether the oil hole / blind hole is processed, and whether it is drilled through.

[0043] In the present invention, the terms "first", "second", and "third" are used for descriptive purposes only and should not be understood as indicating or implying relative importance; the term "plurality" refers to two or more, unless otherwise clearly defined. The terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; "connected" can be a direct connection or an indirect connection through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0044] In the description of the present invention, it is necessary to understand that the directions or positional relationships indicated by terms such as "up", "down", "left", "right", "front" and "back" are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or unit referred to must have a specific direction, be constructed and operated in a specific orientation, and therefore, cannot be understood as a limitation on the present invention.

[0045] In the description of this specification, the description of the terms "one embodiment", "some embodiments", "specific embodiments", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0046] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A piston oil hole blind hole online detection device, characterized in that: include: A fixing plate installed on the machine tool gland column, wherein the fixing plate can be adjusted up and down; An arc-shaped plate, mounted on the fixed plate; A cylinder groove is installed on the arc plate, and the installation position of the cylinder groove can be adjusted on the arc plate; a cylinder is installed in the cylinder groove, and the cylinder is slidably connected to the cylinder groove, and the cylinder can slide laterally in the cylinder groove; a probe type probe is detachably installed on the telescopic rod of the cylinder, so as to be driven by the cylinder to realize extension detection; a sensor is installed on the cylinder, and the sensor is respectively connected to the probe type probe and the machine tool control system.

2. The piston oil hole blind hole online detection device according to claim 1 is characterized in that: The arc-shaped plate is provided with two arc-shaped through holes, and the two arc-shaped through holes are arranged at intervals along the radial direction of the arc-shaped plate.

3. The piston oil hole blind hole online detection device according to claim 2 is characterized in that: The central angle of the arc plate is 30°-90°.

4. The piston oil hole blind hole online detection device according to any one of claims 1 to 3, characterized in that: The fixing plate is provided with a vertical long slot hole.

5. The piston oil hole blind hole online detection device according to claim 4 is characterized in that: The arc plate is installed on the bottom end of the fixed plate, and the two are arranged perpendicular to each other.

6. The piston oil hole blind hole online detection device according to claim 5 is characterized in that: A plurality of probe-type measuring heads with different diameters are provided, and the probe-type measuring heads installed on the telescopic rod of the cylinder are detachable and replaceable.

7. The piston oil hole blind hole online detection device according to claim 6 is characterized in that: The installation position of the sensor on the cylinder is adjustable.

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