“ZCS-QMK50B2Ultrasonic micro hole grinding and grindinghigh-precisionCNC grinding machine”Using air static pressure ultrasonic workpiece electric spindle, air static pressure8Wan Zhuan/High speed ultrasonic inner circular grinding wheel electric spindle, natural marble bed body, automatic sorting loading and unloading mechanical arm device (optional), automatic tool setting system (optional), Taiwan's new generation bus type CNC system. Make the whole machine achieve roundness0.3umCylindricity2um(Full range), surface roughness0.1Ra/μmThe machining accuracy. The specific technical parameters are as follows:

1、 Technical features:

This machine tool is suitable for grinding and grinding small taper holes, inner holes, inner step holes, outer circles, end faces, and other parts of valve seats.

1. Automotive industry: fuel injector componentsGrinding processing of the inner cone, middle hole, and seat surface of the valve seat.

2. Bearing industry: Grinding of inner and outer raceway of bearings.

3. Mold industry: grinding and grinding of guide sleeves, micro hole punch molds, wire drawing molds, and cold drawing molds for inner circles.

4. Sewing machine industry: Small hole grinding of various inner parts.

5. Spring clip industry: PCB drilling high-speed clip, molding machine high-speed clip, walking machine high-precision clip, CNChigh-precisionClamp head.

6. Communication industry: Grinding of tiny inner holes in fiber optic coupling and fiber optic cable connection devices.

7. Hard alloy industry: Grinding of hard alloy sealing devices for petroleum and mining industries.

8. Hydraulic industry: various typeshigh-precisionGrinding of oil pumps, oil valves, and sealing components.

The grinder adopts air static pressureultrasonicWorkpiece electric spindle, air static pressureultrasonicGrinding wheel electric spindle, all using“Nano carbon fiber materials”A high-precision air static pressure (air bearing) spindle with high rigidity, large load capacity, low air consumption, self-lubricating and wear-resistant properties. It has the characteristics of low-carbon, green, environmentally friendly, and wear-resistant.

The whole machine adoptsNew generation bus typehigh-precisionNumerical control system,Realize two line and two rotation spindle control.Make the whole machine achieve roundness0.3um, cylindricity 2um (full stroke), smoothnessRa0.1um machining accuracy.

●Gas static pressure ultrasonicThe workpiece electric spindle adopts a permanent magnet synchronous motor, built-in encoder, and synchronous drive to achieve stepless speed regulation.Built in spindlehigh-precisionDiaphragm air compression quick clamp, with waterproof, dustproof, and repeated clamping accuracy≤2umIt can achieve automatic card loading function of the robotic arm. The workpiece spindle has a central core cooling hole, and the coolant enters the front end from the rear of the spindle and sprays out, resulting in excellent cooling effect.

●Air static pressureUltrasonic internalThe grinding wheel electric spindle adopts8Wan Zhuan/Divide into high-speed sectionsPermanent magnet synchronous electric spindle,Synchronous drive achieves stepless speed regulation.

●The ultrasonic mechanism is built into the spindle,ultrasonicStop and Start、Frequency and amplitudeControl changesJust adjust the spindleofThe intake pressure can be achieved.Ultrasonic vibration processing,haveStrong grinding force and small cutting amount,Processing efficiencyhighImproveAccuracy andSurface smoothness, extended service life of grinding wheel, and low adhesion of grinding wheel.

The feed of the grinding wheel rack and the movement of the worktable are both carried out using precision cross ball guides and AC servo motorshigh-precisionBall screw drive.

● Automatic tool alignment system (optional), measures the starting position of the grinding wheel in contact with the workpiece, reduces idle time, and improves processing efficiency.

●Automatic sorting loading and unloading robotic arm device (optional), feeding using a funnel hopper slide to transport parts, with an outlet equipped with a workpiece direction recognition and adjustment mechanism, as well as a robotic arm for clamping and feeding parts; The cutting process uses a workpiece axis core fixture to pneumatically push out the parts from the fixture to the receiving tray for feeding.

Workpiece cooling adopts oil cooling method, and oil filtration adoptshigh-precisionOil filtration system, with a filtration accuracy of less than 1um.

● Configure an independent compressed air freeze dryer(Optional)Independent electric spindle chiller unit(Optional).

● Machine toolThe bed adopts high-quality natural materialsMarbleHas organizational stability and a solid structure. Fully enclosed outer cover, with a skylight hole reserved at the top of the hood, and can also be equipped with a rack mounted loading and unloading robot arm.

The grinder is equipped with pressure sensors at the inlet of the air and water circuits, which have fault alarm protection functions such as overcurrent, overload, air pressure below the lower limit, and cooling water cut-off. And it has communication function with the upper computer (RS-485).

2、 Main Technical Parameters Table of the Whole Machine

3、 Installation requirements for use

1Operator requirements: This machine tool is a high-precision CNC grinder, and the operator is required to have basic skills in operating CNC grinders. They must receive training from Party B and master the correct operating procedures before they can use it.

2Installation and environmental requirements: The power supply voltage fluctuates within±10%Internally, the working temperature is generally required to be installed in a constant temperature room（20℃±1℃）Internal useThe humidity is less than75%, installation should be away from the seismic source. If conditions permit, isolation trenches can be made. The horizontal placement of the equipment should be less than 0.02mm, and adjustable shims can be used to adjust the level.

3The compressed air source requires three-stage filtration, and this machine tool is equipped withhigh-precisionThird stage filter, but the gas supply source needs to be processed by a dryer, requiring a pressure of0.5-0.7MPa range, moisture content less than 90%, oil content less than 90%, temperature 17-19 ℃, impurity content less than 1um.

4. The spindle cooling water requires constant temperature, with a temperature range of 17-19 ℃, a flow rate of 2L/min, and a pressure of 2-3kg/cm ².

4、 Outline drawing of machine tool