Major Achievements
We have received lots of customer orders from over 20 different industries. From prototyping to the medium lot and mass production, we cover all machining needs
Through dealings with customers in over 20 industrial fields, we have many achievements. From prototype to the medium lot and mass production, we respond to machining needs of any parts such as of automobile, hydraulic/pneumatic system, semiconductor production equipment, robot, etc. by optimizing QCD.
Actual examples of machining/assembly
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Linear guide parts
- Industry
- Pneumatic system
- Industry
- A2017-T3
- Lot
- 50 pcs.
- Remarks
- 11*54*62; M/C processing,
parallelism 0.01;
8-cavity mold; original jig created
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Robotic hand & chuck parts
- Industry
- Industrial robot
- Material
- A6061-T6
- Lot
- 50 pcs.
- Remarks
- 27*42*63; NCL&M/C processing;
flatness/parallelism/perpendicularity/coaxiality all 0.01;
coolant used; scratch-free
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Robotic hand & chuck parts
- Industry
- Industrial robot
- Material
- A6061-T6
- Lot
- 50 pcs.
- Remarks
- 46*69*187; NCL&M/C processing;
flatness/parallelism/perpendicularity/coaxiality all 0.01;
symmetry at the slide 0.02; width tolerance±0.005;
coolant used; scratch-free
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Gas integration valve parts
- Industry
- Semiconductor production equipment
- Material
- SUS303
- Lot
- 120 pcs.
- Remarks
- 38*42*163; M/C processing;
154L hole on inside diameter;
lathe surface (u axis) required on the sealing surface;
burr-free on cross hole;
100% scratch-free assurance for sealing surface
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Gas integration valve parts
- Industry
- Semiconductor production equipment
- Material
- SUS303
- Lot
- 120 pcs.
- Remarks
- 29*77*105 NCL&M/C processing;
77L hole penetration;
flatness/perpendicularity 0.02;
lathe surface (u axis) required on the sealing surface;
burr-free on cross hole;
100% scratch-free assurance for sealing surface
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Gas integration valve parts
- Industry
- Semiconductor production equipment
- Material
- SUS303
- Lot
- 50 pcs.
- Remarks
- 24*30*40; M/C processing,
flatness 0.01;
burr-free on cross hole;
100% scratch-free assurance for sealing surface
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Semiconductor production equipment parts
- Industry
- Semiconductor production equipment
- Material
- SUS316L
- Lot
- 50 pcs.
- Remarks
- 18*22*32; M/C processing,
flatness 0.005; parallelism 0.01;
φ0.4 (0 ~ +0.03) slot;
φ0.4 and diagonal hole is crossed;
burr-free on cross hole;
100% scratch-free assurance for valve seat
*Cut surface photo
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Gas integration valve parts
- Industry
- Semiconductor production equipment
- Material
- SUS316L specified
- Lot
- 180 pcs.
- Remarks
- 15*28*21; NCL&M/C processing;
with W-sealing (final superoll finish Ra0.08);
burr-free on cross hole;
100% scratch-free assurance for W sealing surface using microscope
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Semiconductor production equipment parts
- Industry
- Semiconductor production equipment
- Material
- SUS316
- Lot
- 60 pcs.
- Remarks
- φ79*21.8; NCL processing,
with deep groove of 4*19.3 wide;
groove diameter tolerance±0.0125 &
surface roughness Ra0.8
*Cut surface photo
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Semiconductor production equipment parts
- Industry
- Semiconductor production equipment
- Material
- SUS316
- Lot
- 100 pcs.
- Remarks
- φ25*21; NCL & M/C processing;
using special cutter for valve seat (surface roughness 3.2S);
cross hole; burr-free on cross hole;
100% scratch-free assurance for valve seat;
engrave around the circumference by machining
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Impeller parts
- Industry
- Automobile
- Material
- Titanium alloy
- Lot
- 80 pcs.
- Remarks
- φ52*28; NCL processing,
inner diameter φ5±0.004;
used special tool (surface roughness Ra 0.4);
run-out tolerance 0.004;
100% inner diameter inspection
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Robotic hand & chuck parts
- Industry
- Industrial robot
- Material
- A6061-T6
- Lot
- 50 pcs.
- Remarks
- φ65*22; NCL & M/C processing;
flatness/parallelism/coaxiality all 0.01;
coolant used; scratch-free
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Robotic hand & chuck parts
- Industry
- Industrial robot
- Material
- A6061-T6
- Lot
- 50 pcs.
- Remarks
- φ98*28; NCL&M/C processing;
flatness/parallelism/perpendicularity/coaxiality all 0.01;
symmetry 0.02 and width tolerance±0.005;
coolant used; scratch-free
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Hanging parts
- Industry
- Other
- Material
- Titanium alloy
- Lot
- Prototype
- Remarks
- φ42*57; NCL processing;
φ8 internal penetration;
after VA proposal for weight reduction,
thinning & punching at 8 points;
smooth curved surface; scratch-free
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Fluid device parts
- Industry
- Hydraulic system
- Material
- SCM435
- Treatment
- Quenching and tempering
- Monthly output
- 100 pcs.
- Remarks
- φ113; thickness 1.75;
NCL processing;
tolerance φ110+0.01;
roundness 0.006
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Robotic bearing parts
- Industry
- Industrial robot
- Material
- A2017-T4
- Lot
- 100 pcs.
- Remarks
- φ55*2; NCL processing;
parallelism 0.01;
take care of distortion or strain because it is thin
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Machine tool parts
- Industry
- Machine tool parts
- Material
- HMM45、BC6
- Treatment
- －
- Monthly output
- 500 pcs.
- Remarks
- φ84; NCL&M/C processing;
parallelism 0.01;
strain amount on both end surfaces 0.03;
use a special jig
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Pressing machine parts
- Industry
- Machine tool parts
- Material
- SCM415
- Treatment
- Carburizing and quenching
- Mounthly output
- 150 pcs.
- Remarks
- φ36; NCL processing;
heat treatment; roundness 0.003;
coaxiality 0.01;
0.1 seat face at the tip
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Pressing machine parts
- Industry
- Hydraulic system
- Material
- SCM435H
- Treatment
- Superoll
- Monthly output
- 150 pcs.
- Remarks
- φ45; NCL&M/C processing;
roundness 0.003; coaxiality 0.003;
0.1 seat face at the inner diameter
(checked using stereoscopic microscope)
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Sewing machine parts
- Industry
- Textile machinery
- Material
- S45C
- Lot
- Prototype
- Remarks
- 7*40*68; M/C processing;
it is irregular shape,
so we used an original processing method
including chucking method;
take care of distortion or strain because it is thin
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Free joint
- Industry
- Machine tool parts
- Material
- SCM440 and others
- Lot
- Several hundred pcs.
- Remarks
- Various sizes;
OEM including assembly;
materials procured at the Vietnam plant;
semi-automation of assembly
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Semiconductor production equipment parts
- Industry
- Semiconductor production equipment
- Material
- SUS316L
- Lot
- 30 pcs
- Remarks
- 46*47*63; NCL&M/C processing;
groove depth 25.5; special cutter used at the valve seat (SR 3.2S);
lathe surface (u axis) required on the sealing surface;
burr-free on cross hole;
100% scratch-free assurance for valve seat & sealing surface
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Printing machine parts
- Industry
- Printing machine parts
- Material
- SS400
- Treatment
- Hard chromium
- Monthly output
- 20 pcs.
- Remarks
- φ85; NCL&M/C processing;
φ20js6 tolerance;
4.2 drill hole at 24 points,
3 drill hole at 6x24 points.
Drilled cross holes equally spaced along the circumference
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Motor flange
- Industry
- Motor
- Material
- A5056-H112
- Lot
- Prototype
- Remarks
- φ136*62; NCL&M/C processing;
parallelism/perpendicularity 0.03;
inner diameter φ35±0.008(Ra1.6);
eccentricity was fixed by original jig we made
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Wire feeder parts
- Industry
- Industrial robot
- Material
- A2017
- Lot
- 50 pcs.
- Remarks
- 36*116*137; M/C processing;
flatness/parallelism/coaxiality 0.03;
take care of distortion or strain because its complex shape requires many machining processes;
the medium lot production contributed to cost reduction
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Solenoid valve manifold
- Industry
- Pneumatic system
- Material
- A6061
- Lot
- 50 pcs.
- Remarks
- 53*69*125; M/C processing;
groove depth 26; SR Rz1.6;
burr-free on cross hole;
100% scratch-free assurance for valve seat & sealing surface
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Pressing machine parts
- Industry
- Hydraulic system
- Material
- Dense Bar E2
- Treatment
- Zinc phosphate coating
- Monthly output
- 150 pcs.
- Remarks
- φ70×92; NC&M/C processing;
secure surface roughness of the inner diameter;
5-axis simultaneous machining
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AT torque converter clutch parts
- Industry
- Automobile
- Material
- ADC12+SCM420H
- Lot
- Several thousand to several ten-thousand pcs.
- Remarks
- φ164*25; NCL processing/press fit/cleaning/balance check&adjustment/assembly;
roundness 0.013; coaxiality 0.01;
taper angle 0.006;
hardness HRC58-63 only for machining process (without grinding)
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Robot parts
- Industry
- Industrial robot
- Material
- A6061-T6
- Lot
- 50 pcs.
- Remarks
- φ180*50; NCL&M/C processing;
can process anodized aluminium (partially masked);
hole diameter ±0.006;
hole pitch tolerance ±0.02;
simultaneous machining on the round table (original jig made)
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Robot parts
- Industry
- Industrial robot
- Material
- A6061-T6
- Lot
- 50 pcs.
- Remarks
- φ180*103; NCL&M/C processing;
can process anodized aluminium (partially masked);
hole diameter ±0.006; hole pitch tolerance ±0.02;
simultaneous machining on the round table (original jig made)
Other delivery results
Nakano Manufacturing's complex shape/high precision machining technologies have been adopted in a wide range of industries/fields.
Our precision machining/assembly technologies such as simultaneous multi-axis machining of complex shape parts, accurate scratch-free machining, cross hole machining, and seat surface machining developed for about 70 since its foundation have been adopted in a wide range of industries/fields.
Delivery record
- Hydraulic/pneumatic system manufacturing industry
- Semiconductor related system manufacturing industry
- Automotive powertrain system manufacturing industry
- Industrial robot manufacturing industry
- Measuring instrument manufacturing industry
- Control system manufacturing industry
- Internal combustion engine manufacturing industry
- Fluid machinery manufacturing industry
- Energy-saving machine manufacturing industry
- Marine machinery manufacturing industry
- Agricultural machinery manufacturing industry
- Machine tool related equipment
- Printing machine manufacturing industry
- Construction machinery manufacturing industry
- Forming machine manufacturing industry
- Industrial sewing machine manufacturing industry
- Plant production industry
- Energy industry
- Textile machinery manufacturing industry
- Motor manufacturing industry
- Medical equipment manufacturing industry
- Nuclear equipment manufacturing industry, etc.