Features:

• JT5Aφ800 digital measuring projector
• JT5Bφ800 data processing projector
• JT5Eφ800 full-auto projector
• Characteristics :
  • The in-line type is adopted for the objective, cone fitted, compressed by spring, accurate in central location.
  • It is equipped with circular worktable which can be turned around in all directions, convenient for measuring gear parts
  • The deflection of worktable can be ±15°, convenient for measuring shaft-like helical parts;
  • Advanced raster measurement technology and data processing system of full and complete function can achieve high efficiency with small error;
  • Worktable of large travel range is adopted, having strong load capacity.
  • JT5A adopts advanced raster sensor technology to measure data and digital display and the motor controlling the movement of worktable
  • JT5B is equipped with computer and two-coordinate measurement software, achieving convenient and fast measurement and the motor controlling the movement of worktable.
  • JT5E, the full-auto projector, providing the motor for full-auto control of the movement, has rich functions of its software, including automatic edge- tracing system.
  • Horizontal light-path is adopted, convenient for the measurement of the measured parts processed online.

Usages:
Technical Parameters

• Projection screen
• Projection screen: φ800 mm
• Rotation range :360°
• Rotation division value of projection screen: 1°
• Resolution of the rotary angle: 1′
• Worktable:
  • Worktable area: 630mm×200mm
• Measuring range
  • Longitudinal direction: 300mm
  • Vertical direction: 200mm
  • Transverse direction: 80mm
  • Resolution: 0.001mm
• Rotation: ±15°
• Accuracy of the instrument: (4+L/50)μm, of which, L=length of the workpiece measured (unit: mm)
• load capacity of the worktable: 50kg
• Tailstock rack
• Maximum diameter gripped: φ200mm
• Maximum length gripped : 300mm
• Lighting source
• Transmission lighting: 24V 250W Halogen tungsten lamp
• Reflecting lighting: 16V 150W Incandescent lamp

Objective

Overall sizes of the instrument (mm):2130×1800×1950

Mainframe weight: 1900kg

Features:

• JX14B Digital Large Scale Toolmaker’s Microscope
• JX14B1 Digital Large Scale Toolmaker’s Microscope

Characteristics

• JX14BThe photoelectrical technique is adopted, with a precision grating rule as a measurer for X- and Y-axle as a measurer, with readings direct-viewing and testing convenient.
• JX14B1The photoelectrical technique is adopted, with a precision grating rule as a measuring element for X- and Y-axle and a numbering device as a measuring element for the rotary worktable, to realize the length and angle full-display; with readings direct-viewing and testing convenient.
• With multiple eyepieces and objectives, the main microscope has a large scope of view field with clear image formation.
• The main microscope can oscillate left and right, suitable for the measurement for spiral parts.
• LED-illuminating lighting is adopted for transmission and reflecting illumination, with low heating power and long life.
• High-speed and micro-motion devices are adopted, which can be switched over quickly.
• The tailstock rack is installed to measure the axel-type parts.
• Multiple accessories are provided, with extensive uses.

Technical Parameters
Worktable

• Range of measurement
• X-coordinate: 150mm Y-coordinate: 75mm
• Resolution ratio: X- and Y-coordinate measurement 0.001mm
• Accuracy of the instrument: (2+L/50)μm, of which, L = measured length ( unit: mm)
• Diameter of the circular worktable:
• Φ190mm(glass) Φ280mm(metal)
• Angle tilting range : ±12°
• Tailstock
• Maximum clamping diameter: Φ70mm
• Maximum clamping length: 190mm

Overall sizes : 720×460×600
Weight: 100 kg

Features:

• High-quality cast iron base is taken by nature time process for a long time. Therefore it has good rigidity and stability;
• It adopts the air floating method, therefore, its operation is flexible and portable and it has no abrasion and small noise;
• Equipped with the temperature transducer, it can real time display the temperatures of instrument and workpiece and automatically complete the real time compensation of temperature error;
• The complete measuring accessories with wide range can meet different measuring demands;
• The grating measuring system with high precision has the characteristics of reliable stability , low heating power, corrosion resistant and pollution resistance, which also has higher measuring precision;
• The main measuring axis adopts optimum square design so as to ensure the moving stability;
• Absolute measurement and comparison measurement for the external dimension. Measurements for the internal dimension, hole and thread;
• Real time hint the operating step: it has the function for automatically find reversal point and operation is very convenient;
• Input the coordinate point by keyboard: Relative data can be outputted to AutoCAD WORD so as to process data or print data;

Usages:

Applying range:
Its mainly uses is used to directly measure the checking length bars of the external micrometers, internal micrometers and length bars made by yourself. It can also measure the internal dimensions of catch plates, through-holes and blind holes and the pitch diameter of external thread.

The serial air flotation grating length measuring machine can carry out the comparison and absolute measurements of internal and external dimensions of various parts. It is suitable for using in the inspecting departments and laboratory of machine building, tool making, in the manufacture of gauges and measuring instruments.