Engine Block and Head Lines: Scheduling 45 HMCs Across Nine Gantries

The reference describes 45 HE-series HMCs and nine gantry lines.

Technical application analysis. Engine blocks and cylinder heads; 45 HE-series horizontal machining centers; nine gantry automation lines.

Reference configuration and timing

The reference describes 45 HE-series HMCs and nine gantry lines.
Exchange time is reported as less than 76 s; annual production of 300,000 parts is a source target, not a calculated outcome of that exchange time.

Engineering evaluation

Divide the plant into actual service zones before allocating a loader to each machine. An average of five machines per gantry does not prove nine identical one-to-five cells; transfer routes, operation order and buffer positions can differ.

Blocks and heads need separate fixtures, programs and identification. Define how a failed station is isolated and where unfinished parts can wait without stopping every upstream operation.

Selection conditions and evidence limits

The source’s loader positioning figures must not be presented as bore-machining accuracy. Annual output also requires effective hours, process bottlenecks and availability data; independent acceptance evidence is absent.

Application questions

Can 76 s be converted directly into annual output?

No. It is an exchange figure, not the complete line bottleneck or an operating calendar.

Why separate block and head routing?

Their datums, fixtures and process sequences differ; a common handling system still needs part-specific routing and error prevention.

Sources and evidence

Source record 4 — www.skjcsc.com (Chinese reference)

Reviewed 4 November 2026. Source statements and engineering evaluation are identified separately. The references do not establish a New Partner delivery or customer acceptance result.