Horizontal machining centre

JHT-630A Horizontal Machining Centre

A 630 x 630 mm indexing table carrying 1200 kg, with 1100/950/900 mm travels and a 15/18.5 kW BT50 spindle. Suitable for rough and finish machining of box parts, and used across automobiles, aerospace, electric power, locomotives, plastic machinery, engineering machinery and other fields.

JHT-630A horizontal machining centre

Features

  • The casting adopts an integrated box design with a dual ribbing arm structure, giving optimal support and dynamic stability.
  • All three axes run ball linear slide rails with a low friction coefficient, and the rail span follows a golden-ratio distribution for accurate, smooth cutting feed.
  • The ball screws are motor-driven direct type and pre-tensioned with precision angular contact bearings, giving optimal feed rigidity and precision.

Specification

Published catalogue figures for the series; the columns for this model are highlighted. Options and non-standard travels are quoted separately.

JHT-630A — principal specifications
ItemUnitJHT-630AJHT-800JHT-1000
Rotating table
Table size (width × length)mm630×630800×8001250×1000
Max. workpiece size (diameter × height)mm1350×12001700×13002100×1750
T-slot (size × quantity × spacing)mm18×5×10022×7×10022×9×100
Max. bearing capacitykg120020005000
Minimum division0.001°0.001°0.001°
Accuracy of positioningarc-sec202515
Repeat accuracyarc-sec101510
Travel
X/Y/Z-axismm1100/950/9001500/1100/11002200/1500/1300
Distance from spindle centre to worktablemm150-110150-125020-1520
Distance from spindle nose to table centremm200-1100200-1300400-1700
Rapid traverse
X/Z-axism/min202012
Y-axism/min202012
Feed speed
X/Y-axism/min101010
Z-axism/min101010
Spindle
Spindle power ratingkW15/18.515/18.515/18.5
Spindle torqueN·m251/415251/415786/1298
Spindle speedr/min450045004500
Spindle taper holeBT50BT50BT50
Accuracy
Positioning accuracymm0.010/0.010/0.0100.020/0.015/0.0100.020/0.015/0.010
Repeat positioning accuracymm0.008/0.008/0.0080.015/0.010/0.0080.015/0.010/0.008
Inspection accuracy standardGB/T 5289.1-2008
Tool
Tool stock capacitypcs30 (opt. 40)30 (opt. 40)40 (opt. 60/120)
Taper of tool bankBT-50BT-50BT-50
Maximum tool diametermmΦ112-Φ200Φ112-Φ200Φ125-Φ245
Maximum tool weightkg181825
Pull stud specificationP50T-1 (MAS403)
Tool change time (tool to tool)s5512
Maximum tool lengthmm300300550
Other
Machine tool power capacitykVA454545
Atmospheric pressurebar6.56.56.5
Machine weight (approx.)t11.515.522
Overall dimensions (L×W×H)mm4600×4650×32005250×4860×36006800×5370×4210

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Model FAQs

Questions Engineers Ask About The JHT-630A

Why does the JHT-630A hold its geometry under real work?

Two build points matter most on this machine: the casting adopts an integrated box design with a dual ribbing arm structure, giving optimal support and dynamic stability; and all three axes run ball linear slide rails with a low friction coefficient, and the rail span follows a golden-ratio distribution for accurate, smooth cutting feed. Structure decides how a machine ages — the specification table tells you what it does new, the build tells you what it does in year five.

Is the JHT-630A’s table big enough for my parts?

The JHT-630A carries a 630×630 / 800×800 / 1250×1000 mm table. Size against the fixture, not just the part — as a working rule allow roughly one and a half times the part footprint once workholding is on, and check the load rating against part plus fixture weight. A dense casting can max a table long before it runs out of area.

What separates the JHT-630A from the JHT-800 in this group?

Both sit in the horizontal machining centre group, so the decision is capacity and duty, not kind: put your largest part dimensions, material and yearly quantity against each specification table and one of the two will run out of a figure first. Send the drawing and we will name which of the two fits — including the case where the smaller machine does the job.

How soon can the JHT-630A ship, and what covers it afterwards?

Standard configurations generally ship within 30 to 60 days of a confirmed order, with the date written into the contract. The JHT-630A then carries a 12-month warranty on main components, handled by the plant that built it, with lifetime technical support and spare parts identified by part number at handover.

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