SJ5200 adopts imported high-precision grating measuring system, high-precision air bearing driving system, imported servo motor control system, high-performance computer control system and super-large storage technology to realize automatic and high-precision measurement of thread comprehensive parameters. High-precision air bearing system drives the probe to contact with the measured thread for scanning, and imported high-precision grating measuring system is used to record the horizontal and vertical coordinates during contact scanning. Two-dimensional recorded data are synthesized by computer, analyzed according to the relevant definitions of thread parameters, and various parameters of thread are calculated.
The thread comprehensive measuring machine is fully automatic. The operator only needs to install the thread to be tested, select the standard of the thread to be tested on the testing software, input the parameters such as the specification and testing range of the thread to be tested, and click the "Start" button, and the system will conduct automatic verification immediately. The system can display the thread profile curve in real time and automatically calculate various thread parameters such as large diameter, medium diameter, small diameter, pitch and tooth profile angle.
The measuring principle of the instrument conforms to GB/T 28703-20 12 Inspection Method for Cylindrical Thread, Inspection Specification for Cylindrical Thread Gauges (JJG 888- 1995) and Calibration Specification for Cylindrical Thread Gauges (JJF1345-20/KL
The system software is a simplified Chinese operating system with simple operation.
I. Product functions
1. Automatically detect the comprehensive parameters of various internal and external size gauges such as cylindrical thread plug gauge, cylindrical thread ring gauge, conical thread plug gauge, conical thread ring gauge, smooth ring gauge and smooth plug gauge, such as virtual pitch, single pitch, basic pitch, large diameter, small diameter, pitch, tooth half angle, tooth straightness, thread angle and taper;
2. Detect gauges of various national standards (GB), ISO (International), BS (British), ANSI (American), DIN (German) and JIS (Japanese). The most comprehensive and professional thread standard database in China meets the needs of domestic customers.
3. The comprehensive parameters of single-head and multi-head threads can be detected;
4. Meet all kinds of thread regulations and standards, and automatically judge the test results according to the regulations and standards;
5. One measurement can automatically record and display the thread data and various thread parameters at any position, and automatically generate the curve diagram, relevant parameter data and analysis diagram of the detected thread;
6. Fully automatic identification of measuring needle and fixture to avoid problems such as firing pin caused by operation error;
7. Unilateral scanning analysis (optional): supports unilateral scanning analysis of measuring tools;
8. Profile scanning function (optional): Test and verify the profile, two-dimensional size and two-dimensional displacement of the object. It can evaluate arc, angle, inclination, distance and so on. , including basic element calculation and inter-element calculation.
9. Needle positioning controller: humanized key box is added, making the operation more flexible.
10. Friendly interface, more in line with the operating habits of China users;
1 1. Measurement records are managed by centralized database, and verification records can be queried and managed according to thread type, production unit, factory number, inspector, inspection unit, equipment number, verification date and effective date.
12. Multiple records, batch print verification records or verification certificates can be selected from the database;
13. The verification data can be output to Word, Excel and AutoCAD (optional) documents;
14. It has the functions of data backup and database recovery;
15. output various Word format reports, and support fully customized reports, customized formats of verification record reports and verification certificates, which is especially suitable for the requirements of domestic metrology institutions for reports;
16. The verification standard can be customized according to customer requirements (optional);
17. The analysis algorithm of special threads beyond the system definition can be loaded, which is especially suitable for the analysis and calculation of special threads such as thrust threads and is convenient for customized development (matching).
Second, the performance characteristics
1. Automatic detection of thread comprehensive parameters: all measured parameters can be scanned and measured within 2 minutes without manual intervention and calculation, and all measurement results can be displayed, and the verification report can be automatically generated, which greatly simplifies the work intensity of operators and improves the measurement efficiency, quality and accuracy.
1) After the customer selects the thread type and inputs the relevant detection information, click "Start", and the computer automatically controls the high-precision servo motor to accurately drive the probe to contact and scan the thread to be detected without manual intervention;
2) The high-precision grating measuring system automatically records the coordinate changes in the scanning process, and the computer automatically calculates the thread-related parameters and automatically forms an analysis chart;
3) The test software automatically generates the test report.
2. High accuracy, high stability and high repeatability: the resolution is 0.0 1um, which fully meets the measurement accuracy requirements of the tested parts.
1) International leading high-precision grating measuring system, with resolution of 0.0 1um, repeatability less than 0. 1um and high measuring accuracy;
2) Precisely controlled force measurement adjustment system to reduce measurement error caused by force measurement change;
3) High-precision air-floating guide rail system to ensure the stable and reliable operation of the system;
4) Imported high-rigidity and deformation-free measuring rod made of special materials and measuring needle with strong rigidity and good wear resistance ensure the real acquisition of thread data.
3. Simple and humanized design: wire clamping is convenient and quick, without complicated adjustment process and data recording, and the instrument operation interface is friendly.
The operator can basically master the operation of the instrument in a few minutes, and the use is very simple.
1) 10 years of practical experience in verifying software design, providing customers with a simple, practical and fast operating experience;
2) It integrates various thread standards and specifications with powerful functions, automatically processes data, prints verification reports in various formats, and automatically displays, prints, saves and inquires verification records;
3) The measuring range is wide, which can meet the comprehensive parameter measurement of most thread types;
4) Operating the software system in pure Chinese to better serve domestic users;
5) The printing format is formal and beautiful. The verification data can be centralized archived or printed, which does not occupy the verification operation time;
6) This instrument is stored in a large computer database, which can automatically record and save all verification results.
4.3D navigation function (patent 1): greatly improve the convenience, accuracy, safety and reliability of operation.
By introducing three-dimensional graphics technology, a three-dimensional real-life navigation system of measuring needle, fixture and workpiece is established, which can be displayed in real time from multiple perspectives and minimize the possibility of firing pin. Intuitive, accurate and convenient.
5. Needle replacement is accurate and convenient (Patent 2):
The installation structure of the probe is innovated, and the needle seat is located in a vertical plane, which is a thread measuring section, which basically eliminates the error caused by repeated installation of the probe, has good repeatability and ensures high-precision measurement.
6. Combined fixture (Patent 3):
Two-in-one or three-in-one fixture, the common fixture is simplified from four to two, eliminating the gasket and pad. Both the ring gauge for detecting thread and the plug gauge for detecting thread can be installed, which reduces the disassembly and calibration of different fixtures, makes the operation more convenient, improves the work efficiency and reduces the risk of misoperation of the instrument.
7. The exquisite counterweight structure ensures the stability of the coordinate system during scanning and improves the measurement accuracy (Patent 4);
A delicate counterweight mechanism is designed, which completely solves the swing problem of Z axis when X axis moves and ensures the stability of coordinate system when scanning. Ensure the X-stroke movement, control the swing of the Z-axis guide rail below 0.5um, and improve the measurement accuracy.
8, two-way scanning contour function:
1) scanning measurement: contact measurement is carried out through the slip between the T-shaped stylus and the measured surface. It can test and check the outline, two-dimensional size and two-dimensional displacement of objects. Its main advantages are that it can directly measure the surface of some parts that are difficult to measure, such as holes, grooves and other parts that are difficult to detect by other testing instruments, and can directly describe the shape of the surface contour curve, with fast measurement speed, reliable results and convenient operation.
2) Graphic analysis: arc, angle, inclination, distance, etc. The contour shape data of the measured parts are evaluated by fitting method, so that shape parameters such as radius, diameter, groove distance, angle, inclination, protrusion, horizontal distance, vertical distance and steps can be measured. Including basic element calculation, inter-element calculation and other functions.
3) You can manually select local graphic elements, and accurately measure coordinates, point-line distance, arc center, arc vertex, etc. And directly evaluate the form and position tolerances such as roundness, straightness and parallelism.
9. Force measuring system:
Two-way computer automatic control. Force measuring range: (0.07 0.01) n, which can reduce the wear of the probe, improve the service life of the probe and protect the gauge to be measured.
Three. environmental conditions
The ambient temperature should be controlled at (20 2)℃, and the temperature change should not exceed 0.5℃/h. ..
The relative humidity is controlled within 60%.
There should be no dust, vibration, noise, airflow, corrosive gas and strong magnetic field in the calibration room.
Four. technical parameter
1) sensor system: imported high-precision grating measurement system.
2) Resolution: 0.0 1? m
3) Linear guide rail: high-precision air bearing system.
4) Driving device: servo motor control.
5) Force measuring system: computer automatic control.
6) Computer: 24 inch computer
7) Air source: 0.6MPa, without water or oil.
8) Power supply: 220V, 50Hz.
Verb (abbreviation of verb) technical index
1. Overall dimension measuring range (mm): 1.0 ~ 90.
2. Measuring range of internal dimension (mm): 2.5 ~ 100.
3. Maximum scanning range (mm): 60
4. Minimum pitch (mm): 0. 1
5. Instrument weight (kg): 250
6. Measurement uncertainty:
6- 1) cylindrical thread ring gauge or conical thread ring gauge (small diameter 10 mm or more, tooth half angle ≥ 27).
1) Small diameter (? m):3.0 + L/200
2) Actual thread pitch diameter (? m):3.0+ L/200
3) Pitch (? m):0.75 + L/200
6-2) Cylindrical thread ring gauge or conical thread ring gauge (diameter 2.5~ 10 mm, tooth half angle ≥ 27).
1) Small diameter (? m):3.0+ L/200
2) Actual thread pitch diameter (? m):3.0+ L/200
3) Pitch (? m):0.75 + L/200
6-3) Cylindrical thread plug gauge or conical thread plug gauge (1mm, large diameter, tooth half angle ≥ 27).
1) large diameter (? m):2.5 + L/200
2) Actual thread pitch diameter (? m):2.5 + L/200
3) Pitch (? m):0.75 + L/200
6-4) Smooth cylindrical ring gauge or tapered smooth gauge (diameter10mm or more)
1) Smooth ring gauge diameter (? m): 1.5 + L/200
2) Smooth plug gauge diameter (? m): 1.5 + L/200
6-5) Smooth cylindrical ring gauge or tapered smooth gauge (diameter 1~ 10 mm)
1) Smooth ring gauge diameter (? m):2.0 + L/200
2) Smooth plug gauge diameter (? m):2.0 + L/200