Vacuum Carburizing Device / TVC

Vacuum Carburizing Device / TVC
Model TVC-2 (Medium) TVC-3 (Large)
Internal effective dimension (mm) 650H × 650W × 1220L 820H × 820W × 1220L
Attained vacuum level (Pa) 10 or less 10 or less
Maximum throughput (kg) 650 1000
Maximum temperature (℃) 1100 1100
Temperature precision (℃) ± 5 ± 5
Utility power capacity (kW) About 200 About 260
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Device Summary

  • This device focuses more on operability and safety than conventional vacuum carburizing devices, enabling remote monitoring through mobile communication. This device is a new vacuum carburizing device that is environmentally friendly and energy-efficient.
  • The next-generation reduced pressure quenching system has enabled treatment with a wider range of cooling conditions.
  • A combination of a wider range of quenching oil temperature and servomotor oscillation has provided reduced transformation strain.
  • A combination of “Hi-Pascal” and new technology “DN quenching” has shortened the carburizing and quenching time with an enhanced cooling rate.
  • This device is equipped with an advance maintenance notification system as standard equipment.
  • Features of individual operation
    ・ 20 seconds or less from the start of conveyance to oil submersion
    ・ Inverter control by acceleration and deceleration of in-furnace chain conveyance
    ・ Reduced operation time with a servomotor(Internal seal door: 2 seconds for opening/closing time Oil bath elevator falling speed: max. 950 mm/sec)
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Vacuum Washer / TVW

Vacuum Washer / TVW
Model TVW-1 TVW-23C TVW-3.5
Internal effective dimension(mm) 410H x 460W x 760L 820H x 820W x 1400L 1200H x 820W x 1400L
Attained vacuum level(kPa) 1 1 1
Maximum throughput (kg) 300 1000 1000
Amount of solvent(L) 390 380/580(selectable) 440
Utility power capacity (kW) approx. 55 approx. 95/110(selectable) approx. 95
Compressed air required small amount small amount small amount
Oil hydraulic Device none none none
Standard operation cycle
(for standard-shaped items)
approx. 15 min. approx. 20 min. approx. 20 min.
Standard operation cycle
(for complicated-shaped items)
approx. 25 min. approx. 25 min. approx. 25 min.

Device Summary

  • Energy saving structure thanks to the idling stop function of vacuum pump and condensation control of solvent.
  • Improved degreasing performance by devising the shape of the shower nozzle.
  • A wide range of degreasing patterns can be set according to various workpiece shapes.
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Vacuum Device / TVF

Vacuum Device / TVF
Model TVF-2 (Medium) TVF-3 (Large)
Internal effective dimension (mm) 650H × 610W × 920L 760H × 920W × 1400L
Attained vacuum level (Pa) 1 or less 1 or less
Maximum throughput (kg) 650 1000
Maximum temperature (℃) 1320 1320
Temperature precision (℃) ± 5 ± 5
Utility power capacity (kW) About 180 About 340
Type of hydraulic system Non-Hydraulic Non-Hydraulic
option 3bar pressurized cooling 3bar pressurized cooling
option High vacuum specifications High vacuum specifications
option Convection heating function Convection heating function
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Device Summary

  • A simple structure that integrates the heating and cooling chambers repuires fewer consumable parts, less space.
  • The components for heating chamber such as heat insulation, roller rails, and heaters are made of graphite.
  • Vacuum insulation provides energy saving operation and better work environment.
  • Bright heat processing is possible.
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Vacuum Oil Quenching Device/ TVO

Vacuum Oil Quenching Device/ TVO
Model TVO-1 (Small)
Internal effective dimension (mm) 360H × 460W × 760L
Attained vacuum level (Pa) 2
Maximum throughput (kg) 300
Maximum temperature (℃) 1320
Temperature precision (℃) ± 5
Utility power capacity (kW) About 160
Type of hydraulic system Non-Hydraulic
option Aircraft specifications
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Device Summary

  • This device focuses more on operability and safety than conventional vacuum oil quenching devices, enabling remote monitoring through mobile communication. This device is a new vacuum oil quenching device that is environmentally friendly and energy-efficient.
  • This device has two chambers separated by an internal seal door. The heating chamber and cooling chamber are separated from each other, providing reduced energy loss.
  • This device is of a small lot type and thus easy to handle.
  • The cooling chamber can be used with oil cooling and gas cooling.
  • A servomotor has been adopted for the oil bath elevator, enabling quenching with various conditions.
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Vacuum Tempering Device / TVT

Vacuum Tempering Device / TVT
Model TVT-1 (Small) TVT-2 (Medium) TVT-3 (Large)
Internal effective dimension (mm) 360H × 460W × 760L 650H × 650W × 1220L 820H × 820W × 1400L
Ultimate vacuum (Pa) 2 2 2
Maximum throughput (kg) 300 650 1000
Maximum temperature (℃) 700 700 700
Temperature precision (℃) ± 5 ± 5 ± 5
Utility power capacity (kW) About 90 About 135 About 220
Type of hydraulic system Non-Hydraulic Non-Hydraulic Non-Hydraulic
Option Aircraft specifications Aircraft specifications Aircraft specifications
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Device Summary

  • This device has 1.5 times more insulation than our previous models. With reduced heat loss, this device realizes energy saving and CO2 emissions reduction.
  • The heating chamber and cooling chamber are independent from each other. The reduced heating and cooling time has reduced energy loss.
  • This device provides a bright surface without surface oxidation. A three-chamber furnace model is also available which provides high productivity and brightness.
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Tempering Device / TAT

Tempering Device / TAT
Model TAT-1 (Small) TAT-2 (Medium) TAT-3 (Large)
Internal effective dimension (mm) 360H × 460W × 760L 650H × 650W × 1220L 820H × 820W × 1400L
Maximum throughput (kg) 300 650 1000
Maximum temperature (℃) 300 300 300
Temperature precision (℃) ± 5 ± 5 ± 5
Utility power capacity (kW) About 49 About 50 About 77
Type of hydraulic system Non-hydraulic Non-hydraulic Non-hydraulic
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Our tempering Device with hot air circulating system provides excellent heat uniformity.

The use of a sheath heater and lightweight insulating materials make it possible for short-time treatment. Furthermore, the combination of stirring fan and current plate enables stable temperature distribution within the device.

* High-temperature tempering device is available as an option.

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TVCC

TVCC
Model
Specifications
(total device length)
TVCC (1)
1 heating room +
quenching chamber (8.15m)
TVCC (2)
2 heating rooms +
quenching chamber (13.15m)
TVCC (3)
3 heating rooms +
quenching chamber (16.15m)
TVCC (4)
4 heating rooms +
quenching chamber (19.15m)
Processing tact (mins) 300 (5h) 135 (2.25h) 90 (1.5h) 70 (1.17h)
Production 400kg/5h
80kg/h
400kg/2.25h
177kg/h
400kg/1.5h
266kg/h
400kg/1.17h
342kg/h
Productivity comparison 100 225 333 430
Productivity cost comparison (JPY/kg) 17.7 14.6 12.4 11.5

[Estimated conditions] Material : SCM420 Effective hardened layer : 0.6mm Gross processing amount : 650kg Net weight : 400kg Single quantity : 0.9kg Unit price setting : 15 JPY / kwh N2: 100 JPY / ㎥ C2H2: 1100 JPY / ㎥ Operating conditions : 20 days / month 24 hours / day

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Device Summary

  • Exellent cooling system (Hi-Pascal technology * patent pending) realizes high hardness and low strain.
  • Continuous type saves energy by cutting heat loss while moving.
  • The space available for maintenance from both sides can be used effectively, and maintenance costs can be significantly reduced.
  • Visualization of maintenance management, operation status, inspection data, etc. by remote monitoring is avalable.
  • Since there is no need to move large-scale equipment, there is less risk of equipment stoppage and the running cost during operation can be reduced.
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TVCC-G

TVCC-G
Model
Specifications
(total device length)
TVCC-G (1)
(TVF reference)
TVCC-G (2)
2 heating rooms +
gas cooling room
TVCC-G (3)
3 heating rooms +
gas cooling room
TVCC-G (4)
4 heating rooms +
gas cooling room
Processing tact 480 minutes (8h) 160 minutes (2.7h) 120 minutes (2h) 96 minutes (1.6h)
Production 400kg/8h
50kg/h
400kg/2.7h
148.1kg/h
400kg/2h
200kg/h
400kg/1.6h
250kg/h
Productivity
comparison
100 300 400 500
Productivity
cost comparison (JPY/kg)
25.5 25.5 19.8 19

* [Estimated conditions] Gross processing amount : 650kg Net weight : 400kg  Unit price setting : 15 yen / kwh, N2: 100 yen / ㎥
* This device is also ideal for heat treatment of electromagnetic stainless steel (SUS430 series).

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Device Summary

  • Because it is a continuous type device, it prevents heat loss; thus, the work can be heated effectively.
  • The space available for maintenance from both sides can be used effectively, and maintenance costs can be significantly reduced.
  • Visualization of maintenance management, operation status, inspection information, etc. by remote monitoring is possible.
  • Since there is no need to move large-scale equipment, there is less risk of equipment stoppage and the running cost during operation can be reduced.
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