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CN-224216101-U - Multi-angle probe for intelligent detection of precision machining machinery

CN224216101UCN 224216101 UCN224216101 UCN 224216101UCN-224216101-U

Abstract

The utility model discloses an intelligent detection multi-angle probe for a precision machining machine, which comprises a stand column, a detection arm and a probe head. The stand shell comprises multisection articulated arc elastic metal sheet, cooperates angle spacer pin piece and axle sleeve, realizes whole and the flexible regulation of detection arm multi-angle of stand, and the arc metal sheet is equipped with anti-skidding line, detects the supplementary accurate accuse angle of arm scale and stand pointer. The pressure signal is processed by a signal conditioning circuit consisting of an operational amplifier and a filter circuit, the displacement signal is transmitted by an A/D conversion circuit, analyzed and processed by a singlechip minimum system circuit and then transmitted to a Bluetooth or Wi-Fi wireless transmission module by a serial communication circuit.

Inventors

  • WANG YONGZHI

Assignees

  • 王永志

Dates

Publication Date
20260508
Application Date
20250630

Claims (6)

  1. 1. The multi-angle probe for intelligent detection of the precision machining machinery is characterized by comprising a stand column (1), a detection arm (2) arranged at the top end of the stand column (1) and a probe head (3) arranged at the tail end of the detection arm (2); The vertical column (1) is of a hollow columnar structure, the outer shell of the vertical column is formed by hinging a plurality of sections of arc-shaped elastic metal sheets (4) with each other, an angle limiting pin sheet (5) is arranged between every two adjacent arc-shaped elastic metal sheets (4), the angle limiting pin sheet (5) can limit the relative rotation angle of each adjacent arc-shaped elastic metal sheet (4), the whole multi-angle adjustment of the vertical column (1) is realized by manually bending the outer shell of the vertical column (1), one end, far away from a probe head (3), of the vertical column (1) is an external circuit connecting end (6), and a shaft sleeve (7) which is movably sleeved on the vertical column (1) is arranged in the middle of the detection arm (2); the probe head (3) is spherical, and a pressure sensor module, a displacement sensor module, a signal processing module and a wireless transmission module are arranged in the probe head.
  2. 2. The intelligent detection multi-angle probe for the precision machining machinery, as set forth in claim 1, wherein the outer surface of the arc-shaped elastic metal sheet (4) is provided with anti-slip lines, so that the manual bending operation is facilitated.
  3. 3. The multi-angle probe for intelligent detection of the precision machining machinery according to claim 1, wherein the detection arm (2) is provided with scale marks, and a pointer (8) matched with the scale marks for use is arranged at the top end of the upright post (1) and used for indicating the rotation angle of the detection arm (2).
  4. 4. The multi-angle probe for intelligent detection of the precision machining machinery according to claim 1, wherein the pressure sensor module is connected with the signal processing module through a signal conditioning circuit, the displacement sensor module is connected with the signal processing module through an A/D conversion circuit, the signal processing module adopts a singlechip minimum system circuit, and the signal processing module is connected with the wireless transmission module through a serial communication circuit.
  5. 5. The intelligent detection multi-angle probe for the precision machining machine of claim 4, wherein the signal conditioning circuit comprises an operational amplifier circuit and a filter circuit which are sequentially connected, and the operational amplifier circuit and the filter circuit are used for amplifying and filtering signals output by the pressure sensor module.
  6. 6. The intelligent detection multi-angle probe of the precision machining machine of claim 1, wherein the wireless transmission module is a Bluetooth module or a Wi-Fi module.

Description

Multi-angle probe for intelligent detection of precision machining machinery Technical Field The utility model provides a multi-angle probe, belongs to the technical field of machining mechanical equipment, and particularly relates to an intelligent detection multi-angle probe for a precision machining machine. Background In the field of precision machining, the multi-angle probe is used as a key tool for detecting dimensional precision and shape errors of mechanical parts, and is widely applied to equipment such as a numerical control machine tool, a three-coordinate measuring instrument and the like by contacting with the surface of a detected object to obtain position information, and has important effects on ensuring machining quality and realizing automatic detection. The traditional probe is generally composed of a base, a fixed upright post, a detection arm and a probe head, angle adjustment is realized by means of a mechanical structure or motor drive, contact data are collected through a built-in sensor, and the contact data are transmitted to a control system for analysis and processing. The existing multi-angle probe has the defects that the upright posts are of rigid structures, angle adjustment depends on a joint bearing or a stepping motor, the structure is complex, the adjustment range is limited, the detection requirements of complex structures such as deep holes and inner walls are difficult to adapt, the connection mode of a detection arm and the upright posts is fixed, flexible movable joints are lacking, the detection angle is single, meanwhile, the sensor signal processing circuit is low in integration level, data transmission depends on wired connection, the problems of complicated wiring, signal interference and the like exist, the intelligent degree is insufficient, and real-time data analysis and wireless transmission cannot be realized. Disclosure of utility model The application aims to solve the problems of limited angle adjustment, poor detection adaptability and insufficient intellectualization of the traditional probe by providing the multi-angle probe for intelligent detection of the precision machining machinery, and the detection efficiency and the precision are obviously improved. In order to solve the technical problems, the utility model provides a multi-angle probe for intelligent detection of a precision machining machine, which comprises a stand column, a detection arm arranged at the top end of the stand column and a probe head arranged at the tail end of the detection arm; The stand column is of a hollow columnar structure, the outer shell of the stand column is formed by hinging a plurality of arc-shaped elastic metal sheets, an angle limiting pin sheet is arranged between every two adjacent arc-shaped elastic metal sheets, the angle limiting pin sheet can limit the relative rotation angle of the adjacent arc-shaped elastic metal sheets, and the stand column outer shell is manually bent to realize the overall multi-angle adjustment of the stand column; The probe head is spherical, and a pressure sensor module, a displacement sensor module, a signal processing module and a wireless transmission module are arranged in the probe head. Preferably, the outer surface of the arc elastic metal sheet is provided with anti-slip lines, so that the manual bending operation is facilitated. Preferably, the detection arm is provided with a scale mark, and the top end of the upright post is provided with a pointer matched with the scale mark for use and used for indicating the rotation angle of the detection arm. The pressure sensor module is connected with the signal processing module through a signal conditioning circuit, the displacement sensor module is connected with the signal processing module through an A/D conversion circuit, the signal processing module adopts a singlechip minimum system circuit, and the signal processing module is connected with the wireless transmission module through a serial port communication circuit. Preferably, the signal conditioning circuit comprises an operational amplifier circuit and a filter circuit which are connected in sequence and is used for amplifying and filtering signals output by the pressure sensor module. Preferably, the wireless transmission module is a Bluetooth module or a Wi-Fi module. One or more technical solutions provided in the embodiments of the present application at least have the following technical effects or advantages: The utility model realizes intelligent detection of precision machining machinery based on mechanical structure adjustment and electronic signal processing principles. In the aspect of electronic signal processing, a pressure sensor module and a displacement sensor module in a probe head collect pressure and displacement data during detection in real time, the pressure data are amplified and filtered by a signal conditioning circuit consisting of an operational amplifier circuit and a filter circuit,